Merge remote-tracking branch 'XRPLF/develop' into ximinez/directory

* XRPLF/develop: (41 commits)
  release: Bump version to 3.2.0-rc2 (7348)
  refactor: Enable support for `fixCleanup3_2_0` amendment (7347)
  release: Bump version to 3.2.0-rc1 (7335)
  fix: Fix a rounding error at the `Number::maxRep` cusp (7051)
  ci: Only push docker images in XRPLF/rippled (7330)
  ci: [DEPENDABOT] bump docker/setup-buildx-action from 4.0.0 to 4.1.0 (7322)
  ci: [DEPENDABOT] bump codecov/codecov-action from 6.0.0 to 6.0.1 (7321)
  ci: [DEPENDABOT] bump docker/build-push-action from 7.1.0 to 7.2.0 (7320)
  ci: [DEPENDABOT] bump docker/metadata-action from 6.0.0 to 6.1.0 (7319)
  ci: [DEPENDABOT] bump docker/login-action from 4.1.0 to 4.2.0 (7318)
  fix: Update `clang-tidy` to include `src/tests` directory header check (7307)
  chore: Pin Python packages for codegen using uv (7329)
  style: Use shfmt instead of bashate (7326)
  fix: Fix edge-case where vault-depositor may get stuck (7139)
  fix: Fix `VaultInvariant` and `VaultDeposit` precision bugs at IOU scale boundaries (7272)
  ci: Add clang to nix images (7308)
  fix: Include management-fee delta in doOverpayment assertion (7039)
  fix: Fix clang-tidy pre-commit hook to locate compile_commands.json from repo root (7325)
  fix: Use consistent scale for `debtTotal` (7093)
  fix: Skip deleted book directories and non-root modifications in `ValidBookDirectory` invariant (7312)
  ...

.clang-tidy

@@ -156,7 +156,13 @@ Checks: "-*,
 # readability-inconsistent-declaration-parameter-name, # in this codebase this check will break a lot of arg names
 # readability-static-accessed-through-instance,        # this check is probably unnecessary. it makes the code less readable
 # ---
+
 CheckOptions:
+  bugprone-unsafe-functions.ReportMoreUnsafeFunctions: true
+  bugprone-unused-return-value.CheckedReturnTypes: ::std::error_code;::std::error_condition;::std::errc
+
+  misc-include-cleaner.IgnoreHeaders: ".*/(detail|impl)/.*;.*fwd\\.h(pp)?;time.h;stdlib.h;sqlite3.h;netinet/in\\.h;sys/resource\\.h;sys/sysinfo\\.h;linux/sysinfo\\.h;__chrono/.*;bits/.*;_abort\\.h;boost/uuid/uuid_hash.hpp;boost/beast/core/flat_buffer\\.hpp;boost/beast/http/field\\.hpp;boost/beast/http/dynamic_body\\.hpp;boost/beast/http/message\\.hpp;boost/beast/http/read\\.hpp;boost/beast/http/write\\.hpp;openssl/obj_mac\\.h"
+
   readability-braces-around-statements.ShortStatementLines: 2
   readability-identifier-naming.MacroDefinitionCase: UPPER_CASE
   readability-identifier-naming.ClassCase: CamelCase
@@ -165,7 +171,7 @@ CheckOptions:
   readability-identifier-naming.EnumCase: CamelCase
   readability-identifier-naming.EnumConstantCase: CamelCase
   readability-identifier-naming.ScopedEnumConstantCase: CamelCase
-  readability-identifier-naming.GlobalConstantCase: UPPER_CASE
+  readability-identifier-naming.GlobalConstantCase: CamelCase
   readability-identifier-naming.GlobalConstantPrefix: "k"
   readability-identifier-naming.GlobalVariableCase: CamelCase
   readability-identifier-naming.GlobalVariablePrefix: "g"
@@ -173,27 +179,26 @@ CheckOptions:
   readability-identifier-naming.ConstexprMethodCase: camelBack
   readability-identifier-naming.ClassMethodCase: camelBack
   readability-identifier-naming.ClassMemberCase: camelBack
-  readability-identifier-naming.ClassConstantCase: UPPER_CASE
+  readability-identifier-naming.ClassConstantCase: CamelCase
   readability-identifier-naming.ClassConstantPrefix: "k"
-  readability-identifier-naming.StaticConstantCase: UPPER_CASE
+  readability-identifier-naming.StaticConstantCase: CamelCase
   readability-identifier-naming.StaticConstantPrefix: "k"
-  readability-identifier-naming.StaticVariableCase: UPPER_CASE
-  readability-identifier-naming.StaticVariablePrefix: "k"
-  readability-identifier-naming.ConstexprVariableCase: UPPER_CASE
-  readability-identifier-naming.ConstexprVariablePrefix: "k"
+  readability-identifier-naming.StaticVariableCase: camelBack
+  readability-identifier-naming.ConstexprVariableCase: camelBack
   readability-identifier-naming.LocalConstantCase: camelBack
   readability-identifier-naming.LocalVariableCase: camelBack
   readability-identifier-naming.TemplateParameterCase: CamelCase
   readability-identifier-naming.ParameterCase: camelBack
   readability-identifier-naming.FunctionCase: camelBack
   readability-identifier-naming.MemberCase: camelBack
+  readability-identifier-naming.PrivateMemberCase: camelBack
   readability-identifier-naming.PrivateMemberSuffix: _
+  readability-identifier-naming.ProtectedMemberCase: camelBack
   readability-identifier-naming.ProtectedMemberSuffix: _
+  readability-identifier-naming.PublicMemberCase: camelBack
   readability-identifier-naming.PublicMemberSuffix: ""
   readability-identifier-naming.GlobalFunctionIgnoredRegexp: "^(to_string|hash_append|tuple_hash)$"
-  bugprone-unsafe-functions.ReportMoreUnsafeFunctions: true
-  bugprone-unused-return-value.CheckedReturnTypes: ::std::error_code;::std::error_condition;::std::errc
-  misc-include-cleaner.IgnoreHeaders: ".*/(detail|impl)/.*;.*fwd\\.h(pp)?;time.h;stdlib.h;sqlite3.h;netinet/in\\.h;sys/resource\\.h;sys/sysinfo\\.h;linux/sysinfo\\.h;__chrono/.*;bits/.*;_abort\\.h;boost/uuid/uuid_hash.hpp;boost/beast/core/flat_buffer\\.hpp;boost/beast/http/field\\.hpp;boost/beast/http/dynamic_body\\.hpp;boost/beast/http/message\\.hpp;boost/beast/http/read\\.hpp;boost/beast/http/write\\.hpp;openssl/obj_mac\\.h"
-HeaderFilterRegex: '^.*/(test|xrpl|xrpld)/.*\.(h|hpp|ipp)$'
+
+HeaderFilterRegex: '^.*/(tests?|xrpl|xrpld)/.*\.(h|hpp|ipp)$'
 ExcludeHeaderFilterRegex: '^.*/protocol_autogen/.*\.(h|hpp)$'
 WarningsAsErrors: "*"

.github/scripts/rename/binary.sh

@@ -6,7 +6,7 @@ set -e
 # On MacOS, ensure that GNU sed is installed and available as `gsed`.
 SED_COMMAND=sed
 if [[ "${OSTYPE}" == 'darwin'* ]]; then
-    if ! command -v gsed &> /dev/null; then
+    if ! command -v gsed &>/dev/null; then
         echo "Error: gsed is not installed. Please install it using 'brew install gnu-sed'."
         exit 1
     fi

.github/scripts/rename/cmake.sh

@@ -8,12 +8,12 @@ set -e
 SED_COMMAND=sed
 HEAD_COMMAND=head
 if [[ "${OSTYPE}" == 'darwin'* ]]; then
-    if ! command -v gsed &> /dev/null; then
+    if ! command -v gsed &>/dev/null; then
         echo "Error: gsed is not installed. Please install it using 'brew install gnu-sed'."
         exit 1
     fi
     SED_COMMAND=gsed
-    if ! command -v ghead &> /dev/null; then
+    if ! command -v ghead &>/dev/null; then
         echo "Error: ghead is not installed. Please install it using 'brew install coreutils'."
         exit 1
     fi
@@ -74,10 +74,10 @@ if grep -q '"xrpld"' cmake/XrplCore.cmake; then
     # The script has been rerun, so just restore the name of the binary.
     ${SED_COMMAND} -i 's/"xrpld"/"rippled"/' cmake/XrplCore.cmake
 elif ! grep -q '"rippled"' cmake/XrplCore.cmake; then
-    ${HEAD_COMMAND} -n -1 cmake/XrplCore.cmake > cmake.tmp
-    echo '  # For the time being, we will keep the name of the binary as it was.' >> cmake.tmp
-    echo '  set_target_properties(xrpld PROPERTIES OUTPUT_NAME "rippled")' >> cmake.tmp
-    tail -1 cmake/XrplCore.cmake >> cmake.tmp
+    ${HEAD_COMMAND} -n -1 cmake/XrplCore.cmake >cmake.tmp
+    echo '  # For the time being, we will keep the name of the binary as it was.' >>cmake.tmp
+    echo '  set_target_properties(xrpld PROPERTIES OUTPUT_NAME "rippled")' >>cmake.tmp
+    tail -1 cmake/XrplCore.cmake >>cmake.tmp
     mv cmake.tmp cmake/XrplCore.cmake
 fi
 

.github/scripts/rename/config.sh

@@ -6,7 +6,7 @@ set -e
 # On MacOS, ensure that GNU sed is installed and available as `gsed`.
 SED_COMMAND=sed
 if [[ "${OSTYPE}" == 'darwin'* ]]; then
-    if ! command -v gsed &> /dev/null; then
+    if ! command -v gsed &>/dev/null; then
         echo "Error: gsed is not installed. Please install it using 'brew install gnu-sed'."
         exit 1
     fi
@@ -62,7 +62,7 @@ ${SED_COMMAND} -i 's@ripple/@xrpld/@g' src/test/core/Config_test.cpp
 ${SED_COMMAND} -i 's/Rippled/File/g' src/test/core/Config_test.cpp
 
 # Restore the old config file name in the code that maintains support for now.
-${SED_COMMAND} -i 's/kCONFIG_LEGACY_NAME = "xrpld.cfg"/kCONFIG_LEGACY_NAME = "rippled.cfg"/g' src/xrpld/core/detail/Config.cpp
+${SED_COMMAND} -i 's/kConfigLegacyName = "xrpld.cfg"/kConfigLegacyName = "rippled.cfg"/g' src/xrpld/core/detail/Config.cpp
 
 # Restore an URL.
 ${SED_COMMAND} -i 's/connect-your-xrpld-to-the-xrp-test-net.html/connect-your-rippled-to-the-xrp-test-net.html/g' cfg/xrpld-example.cfg

.github/scripts/rename/copyright.sh

@@ -6,7 +6,7 @@ set -e
 # On MacOS, ensure that GNU sed is installed and available as `gsed`.
 SED_COMMAND=sed
 if [[ "${OSTYPE}" == 'darwin'* ]]; then
-    if ! command -v gsed &> /dev/null; then
+    if ! command -v gsed &>/dev/null; then
         echo "Error: gsed is not installed. Please install it using 'brew install gnu-sed'."
         exit 1
     fi
@@ -62,37 +62,37 @@ done
 # restoring the verbiage that is already present in LICENSE.md. Ensure that if
 # the script is run multiple times, duplicate notices are not added.
 if ! grep -q 'Raw Material Software' include/xrpl/beast/core/CurrentThreadName.h; then
-    echo -e "// Portions of this file are from JUCE (http://www.juce.com).\n// Copyright (c) 2013 - Raw Material Software Ltd.\n// Please visit http://www.juce.com\n\n$(cat include/xrpl/beast/core/CurrentThreadName.h)" > include/xrpl/beast/core/CurrentThreadName.h
+    echo -e "// Portions of this file are from JUCE (http://www.juce.com).\n// Copyright (c) 2013 - Raw Material Software Ltd.\n// Please visit http://www.juce.com\n\n$(cat include/xrpl/beast/core/CurrentThreadName.h)" >include/xrpl/beast/core/CurrentThreadName.h
 fi
 if ! grep -q 'Dev Null' src/test/app/NetworkID_test.cpp; then
-    echo -e "// Copyright (c) 2020 Dev Null Productions\n\n$(cat src/test/app/NetworkID_test.cpp)" > src/test/app/NetworkID_test.cpp
+    echo -e "// Copyright (c) 2020 Dev Null Productions\n\n$(cat src/test/app/NetworkID_test.cpp)" >src/test/app/NetworkID_test.cpp
 fi
 if ! grep -q 'Dev Null' src/test/app/tx/apply_test.cpp; then
-    echo -e "// Copyright (c) 2020 Dev Null Productions\n\n$(cat src/test/app/tx/apply_test.cpp)" > src/test/app/tx/apply_test.cpp
+    echo -e "// Copyright (c) 2020 Dev Null Productions\n\n$(cat src/test/app/tx/apply_test.cpp)" >src/test/app/tx/apply_test.cpp
 fi
 if ! grep -q 'Dev Null' src/test/rpc/ManifestRPC_test.cpp; then
-    echo -e "// Copyright (c) 2020 Dev Null Productions\n\n$(cat src/test/rpc/ManifestRPC_test.cpp)" > src/test/rpc/ManifestRPC_test.cpp
+    echo -e "// Copyright (c) 2020 Dev Null Productions\n\n$(cat src/test/rpc/ManifestRPC_test.cpp)" >src/test/rpc/ManifestRPC_test.cpp
 fi
 if ! grep -q 'Dev Null' src/test/rpc/ValidatorInfo_test.cpp; then
-    echo -e "// Copyright (c) 2020 Dev Null Productions\n\n$(cat src/test/rpc/ValidatorInfo_test.cpp)" > src/test/rpc/ValidatorInfo_test.cpp
+    echo -e "// Copyright (c) 2020 Dev Null Productions\n\n$(cat src/test/rpc/ValidatorInfo_test.cpp)" >src/test/rpc/ValidatorInfo_test.cpp
 fi
 if ! grep -q 'Dev Null' src/xrpld/rpc/handlers/server_info/Manifest.cpp; then
-    echo -e "// Copyright (c) 2019 Dev Null Productions\n\n$(cat src/xrpld/rpc/handlers/server_info/Manifest.cpp)" > src/xrpld/rpc/handlers/server_info/Manifest.cpp
+    echo -e "// Copyright (c) 2019 Dev Null Productions\n\n$(cat src/xrpld/rpc/handlers/server_info/Manifest.cpp)" >src/xrpld/rpc/handlers/server_info/Manifest.cpp
 fi
 if ! grep -q 'Dev Null' src/xrpld/rpc/handlers/admin/status/ValidatorInfo.cpp; then
-    echo -e "// Copyright (c) 2019 Dev Null Productions\n\n$(cat src/xrpld/rpc/handlers/admin/status/ValidatorInfo.cpp)" > src/xrpld/rpc/handlers/admin/status/ValidatorInfo.cpp
+    echo -e "// Copyright (c) 2019 Dev Null Productions\n\n$(cat src/xrpld/rpc/handlers/admin/status/ValidatorInfo.cpp)" >src/xrpld/rpc/handlers/admin/status/ValidatorInfo.cpp
 fi
 if ! grep -q 'Bougalis' include/xrpl/basics/SlabAllocator.h; then
-    echo -e "// Copyright (c) 2022, Nikolaos D. Bougalis <nikb@bougalis.net>\n\n$(cat include/xrpl/basics/SlabAllocator.h)" > include/xrpl/basics/SlabAllocator.h # cspell: ignore Nikolaos Bougalis nikb
+    echo -e "// Copyright (c) 2022, Nikolaos D. Bougalis <nikb@bougalis.net>\n\n$(cat include/xrpl/basics/SlabAllocator.h)" >include/xrpl/basics/SlabAllocator.h # cspell: ignore Nikolaos Bougalis nikb
 fi
 if ! grep -q 'Bougalis' include/xrpl/basics/spinlock.h; then
-    echo -e "// Copyright (c) 2022, Nikolaos D. Bougalis <nikb@bougalis.net>\n\n$(cat include/xrpl/basics/spinlock.h)" > include/xrpl/basics/spinlock.h # cspell: ignore Nikolaos Bougalis nikb
+    echo -e "// Copyright (c) 2022, Nikolaos D. Bougalis <nikb@bougalis.net>\n\n$(cat include/xrpl/basics/spinlock.h)" >include/xrpl/basics/spinlock.h # cspell: ignore Nikolaos Bougalis nikb
 fi
 if ! grep -q 'Bougalis' include/xrpl/basics/tagged_integer.h; then
-    echo -e "// Copyright (c) 2014, Nikolaos D. Bougalis <nikb@bougalis.net>\n\n$(cat include/xrpl/basics/tagged_integer.h)" > include/xrpl/basics/tagged_integer.h # cspell: ignore Nikolaos Bougalis nikb
+    echo -e "// Copyright (c) 2014, Nikolaos D. Bougalis <nikb@bougalis.net>\n\n$(cat include/xrpl/basics/tagged_integer.h)" >include/xrpl/basics/tagged_integer.h # cspell: ignore Nikolaos Bougalis nikb
 fi
 if ! grep -q 'Ritchford' include/xrpl/beast/utility/Zero.h; then
-    echo -e "// Copyright (c) 2014, Tom Ritchford <tom@swirly.com>\n\n$(cat include/xrpl/beast/utility/Zero.h)" > include/xrpl/beast/utility/Zero.h # cspell: ignore Ritchford
+    echo -e "// Copyright (c) 2014, Tom Ritchford <tom@swirly.com>\n\n$(cat include/xrpl/beast/utility/Zero.h)" >include/xrpl/beast/utility/Zero.h # cspell: ignore Ritchford
 fi
 
 # Restore newlines and tabs in string literals in the affected file.

.github/scripts/rename/definitions.sh

@@ -6,7 +6,7 @@ set -e
 # On MacOS, ensure that GNU sed is installed and available as `gsed`.
 SED_COMMAND=sed
 if [[ "${OSTYPE}" == 'darwin'* ]]; then
-    if ! command -v gsed &> /dev/null; then
+    if ! command -v gsed &>/dev/null; then
         echo "Error: gsed is not installed. Please install it using 'brew install gnu-sed'."
         exit 1
     fi

.github/scripts/rename/docs.sh

@@ -6,7 +6,7 @@ set -e
 # On MacOS, ensure that GNU sed is installed and available as `gsed`.
 SED_COMMAND=sed
 if [[ "${OSTYPE}" == 'darwin'* ]]; then
-    if ! command -v gsed &> /dev/null; then
+    if ! command -v gsed &>/dev/null; then
         echo "Error: gsed is not installed. Please install it using 'brew install gnu-sed'."
         exit 1
     fi
@@ -90,7 +90,7 @@ ${SED_COMMAND} -i 's/www.ripple.com/www.xrpl.org/g' src/test/protocol/Seed_test.
 # Restore specific changes.
 ${SED_COMMAND} -i 's@b5efcc/src/xrpld@b5efcc/src/ripple@' include/xrpl/protocol/README.md
 ${SED_COMMAND} -i 's/dbPrefix_ = "xrpldb"/dbPrefix_ = "rippledb"/' src/xrpld/app/misc/SHAMapStoreImp.h # cspell: disable-line
-${SED_COMMAND} -i 's/kCONFIG_LEGACY_NAME = "xrpld.cfg"/kCONFIG_LEGACY_NAME = "rippled.cfg"/' src/xrpld/core/detail/Config.cpp
+${SED_COMMAND} -i 's/kConfigLegacyName = "xrpld.cfg"/kConfigLegacyName = "rippled.cfg"/' src/xrpld/core/detail/Config.cpp
 
 popd
 echo "Renaming complete."

.github/scripts/rename/namespace.sh

@@ -6,7 +6,7 @@ set -e
 # On MacOS, ensure that GNU sed is installed and available as `gsed`.
 SED_COMMAND=sed
 if [[ "${OSTYPE}" == 'darwin'* ]]; then
-    if ! command -v gsed &> /dev/null; then
+    if ! command -v gsed &>/dev/null; then
         echo "Error: gsed is not installed. Please install it using 'brew install gnu-sed'."
         exit 1
     fi

.github/scripts/strategy-matrix/generate.py

@@ -32,7 +32,32 @@ We will further set additional CMake arguments as follows:
 """
 
 
-def generate_strategy_matrix(all: bool, config: Config) -> list:
+def build_config_name(os_entry: dict[str, str], platform: str, build_type: str) -> str:
+    parts = [os_entry["distro_name"]]
+    for key in ("distro_version", "compiler_name", "compiler_version"):
+        if value := os_entry[key]:
+            parts.append(value)
+    parts.append("arm64" if "arm64" in platform else "amd64")
+    parts.append(build_type.lower())
+    return "-".join(parts)
+
+
+def generate_packaging_matrix(config: Config) -> list[dict]:
+    """Emit one entry per os entry with `package: true`. Architecture is
+    hardcoded to linux/amd64 here (and the runner is hardcoded at the
+    workflow level) until arm64 packaging is ready.
+    """
+    return [
+        {
+            "artifact_name": f"xrpld-{build_config_name(os, 'linux/amd64', 'Release')}",
+            "os": os,
+        }
+        for os in config.os
+        if os.get("package", False)
+    ]
+
+
+def generate_strategy_matrix(all: bool, config: Config) -> list[dict]:
     configurations = []
     for architecture, os, build_type, cmake_args in itertools.product(
         config.architecture, config.os, config.build_type, config.cmake_args
@@ -72,7 +97,7 @@ def generate_strategy_matrix(all: bool, config: Config) -> list:
                         skip = False
                     if (
                         f"{os['compiler_name']}-{os['compiler_version']}" == "gcc-15"
-                        and build_type == "Debug"
+                        and build_type == "Release"
                         and architecture["platform"] == "linux/amd64"
                     ):
                         skip = False
@@ -90,8 +115,9 @@ def generate_strategy_matrix(all: bool, config: Config) -> list:
                     ):
                         cmake_args = f"-DUNIT_TEST_REFERENCE_FEE=1000 {cmake_args}"
                         skip = False
+                elif os["distro_version"] == "trixie":
                     if (
-                        f"{os['compiler_name']}-{os['compiler_version']}" == "clang-20"
+                        f"{os['compiler_name']}-{os['compiler_version']}" == "clang-22"
                         and build_type == "Debug"
                         and architecture["platform"] == "linux/amd64"
                     ):
@@ -100,14 +126,15 @@ def generate_strategy_matrix(all: bool, config: Config) -> list:
                     continue
 
             # RHEL:
-            # - 9 using GCC 12: Debug on linux/amd64.
+            # - 9 using GCC 12: Debug and Release on linux/amd64
+            #   (Release is required for RPM packaging).
             # - 10 using Clang: Release on linux/amd64.
             if os["distro_name"] == "rhel":
                 skip = True
                 if os["distro_version"] == "9":
                     if (
                         f"{os['compiler_name']}-{os['compiler_version']}" == "gcc-12"
-                        and build_type == "Debug"
+                        and build_type in ["Debug", "Release"]
                         and architecture["platform"] == "linux/amd64"
                     ):
                         skip = False
@@ -122,7 +149,8 @@ def generate_strategy_matrix(all: bool, config: Config) -> list:
                     continue
 
             # Ubuntu:
-            # - Jammy using GCC 12: Debug on linux/arm64.
+            # - Jammy using GCC 12: Debug on linux/arm64, Release on
+            #   linux/amd64 (Release is required for DEB packaging).
             # - Noble using GCC 14: Release on linux/amd64.
             # - Noble using Clang 18: Debug on linux/amd64.
             # - Noble using Clang 19: Release on linux/arm64.
@@ -135,6 +163,12 @@ def generate_strategy_matrix(all: bool, config: Config) -> list:
                         and architecture["platform"] == "linux/arm64"
                     ):
                         skip = False
+                    if (
+                        f"{os['compiler_name']}-{os['compiler_version']}" == "gcc-12"
+                        and build_type == "Release"
+                        and architecture["platform"] == "linux/amd64"
+                    ):
+                        skip = False
                 elif os["distro_version"] == "noble":
                     if (
                         f"{os['compiler_name']}-{os['compiler_version']}" == "gcc-14"
@@ -188,8 +222,9 @@ def generate_strategy_matrix(all: bool, config: Config) -> list:
 
         # We skip all clang 20+ on arm64 due to Boost build error.
         if (
-            f"{os['compiler_name']}-{os['compiler_version']}"
-            in ["clang-20", "clang-21"]
+            os["compiler_name"] == "clang"
+            and os["compiler_version"].isdigit()
+            and int(os["compiler_version"]) >= 20
             and architecture["platform"] == "linux/arm64"
         ):
             continue
@@ -216,17 +251,7 @@ def generate_strategy_matrix(all: bool, config: Config) -> list:
 
         # Generate a unique name for the configuration, e.g. macos-arm64-debug
         # or debian-bookworm-gcc-12-amd64-release.
-        config_name = os["distro_name"]
-        if (n := os["distro_version"]) != "":
-            config_name += f"-{n}"
-        if (n := os["compiler_name"]) != "":
-            config_name += f"-{n}"
-        if (n := os["compiler_version"]) != "":
-            config_name += f"-{n}"
-        config_name += (
-            f"-{architecture['platform'][architecture['platform'].find('/')+1:]}"
-        )
-        config_name += f"-{build_type.lower()}"
+        config_name = build_config_name(os, architecture["platform"], build_type)
         if "-Dcoverage=ON" in cmake_args:
             config_name += "-coverage"
         if "-Dunity=ON" in cmake_args:
@@ -238,13 +263,14 @@ def generate_strategy_matrix(all: bool, config: Config) -> list:
         # Add Address and UB sanitizers as separate configurations for specific
         # bookworm distros. Thread sanitizer is currently disabled (see below).
         # GCC-Asan xrpld-embedded tests are failing because of https://github.com/google/sanitizers/issues/856
-        if os[
-            "distro_version"
-        ] == "bookworm" and f"{os['compiler_name']}-{os['compiler_version']}" in [
-            "gcc-15",
-            "clang-20",
-        ]:
-            # Add ASAN configuration.
+        if (
+            os["distro_version"] == "bookworm"
+            and f"{os['compiler_name']}-{os['compiler_version']}" == "gcc-15"
+        ) or (
+            os["distro_version"] == "trixie"
+            and f"{os['compiler_name']}-{os['compiler_version']}" == "clang-22"
+        ):
+            # Add ASAN and UBSAN configurations for both gcc-15 and clang-22
             configurations.append(
                 {
                     "config_name": config_name + "-asan",
@@ -257,7 +283,6 @@ def generate_strategy_matrix(all: bool, config: Config) -> list:
                     "sanitizers": "address",
                 }
             )
-            # Add UBSAN configuration.
             configurations.append(
                 {
                     "config_name": config_name + "-ubsan",
@@ -330,10 +355,19 @@ if __name__ == "__main__":
         required=False,
         type=Path,
     )
+    parser.add_argument(
+        "-p",
+        "--packaging",
+        help="Emit the packaging matrix (derived from the 'package' field on os entries) instead of the build/test matrix.",
+        action="store_true",
+    )
     args = parser.parse_args()
 
     matrix = []
-    if args.config is None or args.config == "":
+    if args.packaging:
+        config_path = args.config if args.config else THIS_DIR / "linux.json"
+        matrix += generate_packaging_matrix(read_config(config_path))
+    elif args.config is None or args.config == "":
         matrix += generate_strategy_matrix(
             args.all, read_config(THIS_DIR / "linux.json")
         )

.github/scripts/strategy-matrix/linux.json

@@ -15,196 +15,205 @@
       "distro_version": "bookworm",
       "compiler_name": "gcc",
       "compiler_version": "12",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "debian",
       "distro_version": "bookworm",
       "compiler_name": "gcc",
       "compiler_version": "13",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "debian",
       "distro_version": "bookworm",
       "compiler_name": "gcc",
       "compiler_version": "14",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "debian",
       "distro_version": "bookworm",
       "compiler_name": "gcc",
       "compiler_version": "15",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "debian",
       "distro_version": "bookworm",
       "compiler_name": "clang",
       "compiler_version": "16",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "debian",
       "distro_version": "bookworm",
       "compiler_name": "clang",
       "compiler_version": "17",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "debian",
       "distro_version": "bookworm",
       "compiler_name": "clang",
       "compiler_version": "18",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "debian",
       "distro_version": "bookworm",
       "compiler_name": "clang",
       "compiler_version": "19",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "debian",
       "distro_version": "bookworm",
       "compiler_name": "clang",
       "compiler_version": "20",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "debian",
       "distro_version": "trixie",
       "compiler_name": "gcc",
       "compiler_version": "14",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "debian",
       "distro_version": "trixie",
       "compiler_name": "gcc",
       "compiler_version": "15",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "debian",
       "distro_version": "trixie",
       "compiler_name": "clang",
       "compiler_version": "20",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "debian",
       "distro_version": "trixie",
       "compiler_name": "clang",
       "compiler_version": "21",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
+    },
+    {
+      "distro_name": "debian",
+      "distro_version": "trixie",
+      "compiler_name": "clang",
+      "compiler_version": "22",
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "rhel",
       "distro_version": "8",
       "compiler_name": "gcc",
       "compiler_version": "14",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "rhel",
       "distro_version": "8",
       "compiler_name": "clang",
       "compiler_version": "any",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "rhel",
       "distro_version": "9",
       "compiler_name": "gcc",
       "compiler_version": "12",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9",
+      "package": true
     },
     {
       "distro_name": "rhel",
       "distro_version": "9",
       "compiler_name": "gcc",
       "compiler_version": "13",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "rhel",
       "distro_version": "9",
       "compiler_name": "gcc",
       "compiler_version": "14",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "rhel",
       "distro_version": "9",
       "compiler_name": "clang",
       "compiler_version": "any",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "rhel",
       "distro_version": "10",
       "compiler_name": "gcc",
       "compiler_version": "14",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "rhel",
       "distro_version": "10",
       "compiler_name": "clang",
       "compiler_version": "any",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "ubuntu",
       "distro_version": "jammy",
       "compiler_name": "gcc",
       "compiler_version": "12",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9",
+      "package": true
     },
     {
       "distro_name": "ubuntu",
       "distro_version": "noble",
       "compiler_name": "gcc",
       "compiler_version": "13",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "ubuntu",
       "distro_version": "noble",
       "compiler_name": "gcc",
       "compiler_version": "14",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "ubuntu",
       "distro_version": "noble",
       "compiler_name": "clang",
       "compiler_version": "16",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "ubuntu",
       "distro_version": "noble",
       "compiler_name": "clang",
       "compiler_version": "17",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "ubuntu",
       "distro_version": "noble",
       "compiler_name": "clang",
       "compiler_version": "18",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     },
     {
       "distro_name": "ubuntu",
       "distro_version": "noble",
       "compiler_name": "clang",
       "compiler_version": "19",
-      "image_sha": "ab4d1f0"
+      "image_sha": "4c086b9"
     }
   ],
   "build_type": ["Debug", "Release"],

.github/workflows/build-nix-image.yml

@@ -0,0 +1,109 @@
+name: Build Nix Docker image
+
+on:
+  push:
+    branches:
+      - develop
+    paths:
+      - ".github/workflows/build-nix-image.yml"
+      - ".github/workflows/reusable-build-docker-image.yml"
+      - "docker/**"
+      - "flake.nix"
+      - "flake.lock"
+      - "nix/**"
+  pull_request:
+    paths:
+      - ".github/workflows/build-nix-image.yml"
+      - ".github/workflows/reusable-build-docker-image.yml"
+      - "docker/**"
+      - "flake.nix"
+      - "flake.lock"
+      - "nix/**"
+  workflow_dispatch:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  build:
+    name: Build ${{ matrix.distro.name }} (${{ matrix.target.platform }})
+    permissions:
+      contents: read
+      packages: write
+    strategy:
+      fail-fast: false
+      matrix:
+        # The base images are the oldest supported version of each distro
+        # that we want to build images for.
+        distro:
+          - name: nixos
+            base_image: nixos/nix:latest
+          - name: ubuntu
+            base_image: ubuntu:20.04
+          - name: rhel
+            base_image: registry.access.redhat.com/ubi9/ubi:latest
+          - name: debian
+            base_image: debian:bookworm
+        target:
+          - platform: linux/amd64
+            runner: ubuntu-latest
+          - platform: linux/arm64
+            runner: ubuntu-24.04-arm
+    uses: ./.github/workflows/reusable-build-docker-image.yml
+    with:
+      image_name: ghcr.io/xrplf/xrpld/nix-${{ matrix.distro.name }}
+      dockerfile: docker/nix.Dockerfile
+      base_image: ${{ matrix.distro.base_image }}
+      platform: ${{ matrix.target.platform }}
+      runner: ${{ matrix.target.runner }}
+      push: ${{ github.repository == 'XRPLF/rippled' && github.event_name == 'push' }}
+
+  merge:
+    name: Merge ${{ matrix.distro }} manifest
+    needs: build
+    if: ${{ github.repository == 'XRPLF/rippled' && github.event_name == 'push' }}
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    strategy:
+      fail-fast: false
+      matrix:
+        distro: [nixos, ubuntu, rhel, debian]
+    env:
+      IMAGE_NAME: ghcr.io/xrplf/xrpld/nix-${{ matrix.distro }}
+
+    steps:
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@d7f5e7f509e45cec5c76c4d5afdd7de93d0b3df5 # v4.1.0
+
+      - name: Docker metadata
+        id: meta
+        uses: docker/metadata-action@80c7e94dd9b9319bd5eb7a0e0fe9291e23a2a2e9 # v6.1.0
+        with:
+          images: ${{ env.IMAGE_NAME }}
+          tags: |
+            type=sha,prefix=sha-,format=short
+            type=raw,value=latest
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@650006c6eb7dba73a995cc03b0b2d7f5ca915bee # v4.2.0
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Create multi-arch manifests
+        run: |
+          for tag in $(jq -cr '.tags[]' <<< "$DOCKER_METADATA_OUTPUT_JSON"); do
+            docker buildx imagetools create -t "$tag" "${tag}-amd64" "${tag}-arm64"
+          done
+
+      - name: Inspect image
+        run: |
+          docker buildx imagetools inspect "${IMAGE_NAME}:${{ steps.meta.outputs.version }}"

.github/workflows/check-pr-title.yml

@@ -11,4 +11,4 @@ on:
 jobs:
   check_title:
     if: ${{ github.event.pull_request.draft != true }}
-    uses: XRPLF/actions/.github/workflows/check-pr-title.yml@a5d8dd35be543365e90a11358447130c8763871d
+    uses: XRPLF/actions/.github/workflows/check-pr-title.yml@291206777251b4d493641b5afbdf7c23009d2988

.github/workflows/on-pr.yml

@@ -64,11 +64,13 @@ jobs:
             .github/workflows/reusable-build-test-config.yml
             .github/workflows/reusable-build-test.yml
             .github/workflows/reusable-clang-tidy.yml
+            .github/workflows/reusable-package.yml
             .github/workflows/reusable-strategy-matrix.yml
             .github/workflows/reusable-test.yml
             .github/workflows/reusable-upload-recipe.yml
             .clang-tidy
             .codecov.yml
+            cfg/**
             cmake/**
             conan/**
             external/**
@@ -78,6 +80,10 @@ jobs:
             CMakeLists.txt
             conanfile.py
             conan.lock
+            LICENSE.md
+            package/**
+            README.md
+
       - name: Check whether to run
         # This step determines whether the rest of the workflow should
         # run. The rest of the workflow will run if this job runs AND at
@@ -134,6 +140,11 @@ jobs:
     secrets:
       CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
 
+  package:
+    needs: [should-run, build-test]
+    if: ${{ needs.should-run.outputs.go == 'true' }}
+    uses: ./.github/workflows/reusable-package.yml
+
   upload-recipe:
     needs:
       - should-run
@@ -168,6 +179,7 @@ jobs:
       - check-rename
       - clang-tidy
       - build-test
+      - package
       - upload-recipe
       - notify-clio
     runs-on: ubuntu-latest

.github/workflows/on-tag.yml

@@ -1,5 +1,5 @@
-# This workflow uploads the libxrpl recipe to the Conan remote when a versioned
-# tag is pushed.
+# This workflow uploads the libxrpl recipe to the Conan remote and builds
+# release packages when a versioned tag is pushed.
 name: Tag
 
 on:
@@ -22,3 +22,22 @@ jobs:
     secrets:
       remote_username: ${{ secrets.CONAN_REMOTE_USERNAME }}
       remote_password: ${{ secrets.CONAN_REMOTE_PASSWORD }}
+
+  build-test:
+    if: ${{ github.repository == 'XRPLF/rippled' }}
+    uses: ./.github/workflows/reusable-build-test.yml
+    strategy:
+      fail-fast: true
+      matrix:
+        os: [linux]
+    with:
+      ccache_enabled: false
+      os: ${{ matrix.os }}
+      strategy_matrix: minimal
+    secrets:
+      CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
+
+  package:
+    if: ${{ github.repository == 'XRPLF/rippled' }}
+    needs: build-test
+    uses: ./.github/workflows/reusable-package.yml

.github/workflows/on-trigger.yml

@@ -21,11 +21,13 @@ on:
       - ".github/workflows/reusable-build-test-config.yml"
       - ".github/workflows/reusable-build-test.yml"
       - ".github/workflows/reusable-clang-tidy.yml"
+      - ".github/workflows/reusable-package.yml"
       - ".github/workflows/reusable-strategy-matrix.yml"
       - ".github/workflows/reusable-test.yml"
       - ".github/workflows/reusable-upload-recipe.yml"
       - ".clang-tidy"
       - ".codecov.yml"
+      - "cfg/**"
       - "cmake/**"
       - "conan/**"
       - "external/**"
@@ -35,6 +37,9 @@ on:
       - "CMakeLists.txt"
       - "conanfile.py"
       - "conan.lock"
+      - "LICENSE.md"
+      - "package/**"
+      - "README.md"
 
   # Run at 06:32 UTC on every day of the week from Monday through Friday. This
   # will force all dependencies to be rebuilt, which is useful to verify that
@@ -95,3 +100,7 @@ jobs:
     secrets:
       remote_username: ${{ secrets.CONAN_REMOTE_USERNAME }}
       remote_password: ${{ secrets.CONAN_REMOTE_PASSWORD }}
+
+  package:
+    needs: build-test
+    uses: ./.github/workflows/reusable-package.yml

.github/workflows/reusable-build-docker-image.yml

@@ -0,0 +1,89 @@
+# Build a single-platform Docker image. On push, the image is pushed to
+# GHCR with arch-suffixed tags (e.g. `:latest-amd64`, `:sha-abc-amd64`)
+# so the calling workflow can stitch per-arch builds into a multi-arch
+# manifest without needing to pass digests around.
+name: Reusable build Docker image (single platform)
+
+on:
+  workflow_call:
+    inputs:
+      image_name:
+        description: "Full image name without tag (e.g. 'ghcr.io/xrplf/xrpld/nix-ubuntu')"
+        required: true
+        type: string
+      dockerfile:
+        description: "Path to the Dockerfile, relative to the repository root"
+        required: true
+        type: string
+      base_image:
+        description: "Value passed to the Dockerfile as the BASE_IMAGE build arg"
+        required: true
+        type: string
+      platform:
+        description: "Docker platform string, e.g. linux/amd64"
+        required: true
+        type: string
+      runner:
+        description: "GitHub Actions runner label to build on"
+        required: true
+        type: string
+      push:
+        description: "Whether to push the image to GHCR"
+        required: true
+        type: boolean
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  build:
+    name: Build (${{ inputs.platform }})
+    runs-on: ${{ inputs.runner }}
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+
+      - name: Determine arch
+        id: vars
+        env:
+          PLATFORM: ${{ inputs.platform }}
+        run: |
+          echo "arch=${PLATFORM##*/}" >> $GITHUB_OUTPUT
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@d7f5e7f509e45cec5c76c4d5afdd7de93d0b3df5 # v4.1.0
+
+      - name: Login to GitHub Container Registry
+        if: inputs.push
+        uses: docker/login-action@650006c6eb7dba73a995cc03b0b2d7f5ca915bee # v4.2.0
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Docker metadata
+        id: meta
+        uses: docker/metadata-action@80c7e94dd9b9319bd5eb7a0e0fe9291e23a2a2e9 # v6.1.0
+        with:
+          images: ${{ inputs.image_name }}
+          tags: |
+            type=sha,prefix=sha-,format=short
+            type=raw,value=latest
+          flavor: |
+            suffix=-${{ steps.vars.outputs.arch }},onlatest=true
+
+      - name: Build and push
+        uses: docker/build-push-action@f9f3042f7e2789586610d6e8b85c8f03e5195baf # v7.2.0
+        with:
+          context: .
+          file: ${{ inputs.dockerfile }}
+          platforms: ${{ inputs.platform }}
+          push: ${{ inputs.push }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          build-args: BASE_IMAGE=${{ inputs.base_image }}

.github/workflows/reusable-build-test-config.yml

@@ -283,8 +283,16 @@ jobs:
 
       - name: Show test failure summary
         if: ${{ failure() && !inputs.build_only }}
-        working-directory: ${{ runner.os == 'Windows' && format('{0}/{1}', env.BUILD_DIR, inputs.build_type) || env.BUILD_DIR }}
+        env:
+          WORKING_DIR: ${{ runner.os == 'Windows' && format('{0}\{1}', env.BUILD_DIR, inputs.build_type) || env.BUILD_DIR }}
         run: |
+          if [ ! -d "${WORKING_DIR}" ]; then
+            echo "Working directory '${WORKING_DIR}' does not exist."
+            exit 0
+          fi
+
+          cd "${WORKING_DIR}"
+
           if [ ! -f unittest.log ]; then
             echo "unittest.log not found; embedded tests may not have run."
             exit 0
@@ -316,7 +324,7 @@ jobs:
 
       - name: Upload coverage report
         if: ${{ github.repository == 'XRPLF/rippled' && !inputs.build_only && env.COVERAGE_ENABLED == 'true' }}
-        uses: codecov/codecov-action@57e3a136b779b570ffcdbf80b3bdc90e7fab3de2 # v6.0.0
+        uses: codecov/codecov-action@e79a6962e0d4c0c17b229090214935d2e33f8354 # v6.0.1
         with:
           disable_search: true
           disable_telem: true

.github/workflows/reusable-clang-tidy.yml

@@ -29,7 +29,7 @@ jobs:
     if: ${{ inputs.check_only_changed }}
     permissions:
       contents: read
-    uses: XRPLF/actions/.github/workflows/determine-tidy-files.yml@12f5dbc98a2260259a66970e57fa4d26fb7f285c
+    uses: XRPLF/actions/.github/workflows/determine-tidy-files.yml@224f3c48d3014d082a1129237b8291ff0b0a331f
 
   run-clang-tidy:
     name: Run clang tidy
@@ -176,7 +176,7 @@ jobs:
 
       - name: Create issue
         if: ${{ steps.run_clang_tidy.outcome != 'success' && inputs.create_issue_on_failure }}
-        uses: XRPLF/actions/create-issue@fbcc16eb7f20dc3199eaf1aed0d3523a5ba9008c
+        uses: XRPLF/actions/create-issue@36d450d12d301e8410c1b7936e5de70c291cbe36
         with:
           title: "Clang-tidy check failed"
           body_file: ${{ env.ISSUE_FILE }}

.github/workflows/reusable-package.yml

@@ -0,0 +1,99 @@
+# Build Linux packages (DEB and RPM) from pre-built binary artifacts.
+# Discovers which configurations to package from linux.json (os entries
+# with "package": true) and fans out one job per entry. Today only
+# linux/amd64 is emitted; the architecture is hardcoded both here
+# (runner) and in generate.py.
+name: Package
+
+on:
+  workflow_call:
+    inputs:
+      pkg_release:
+        description: "Package release number. Increment when repackaging the same executable."
+        required: false
+        type: string
+        default: "1"
+
+defaults:
+  run:
+    shell: bash
+
+env:
+  BUILD_DIR: build
+
+jobs:
+  generate-matrix:
+    runs-on: ubuntu-latest
+    outputs:
+      matrix: ${{ steps.generate.outputs.matrix }}
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+
+      - name: Set up Python
+        uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # v6.2.0
+        with:
+          python-version: 3.13
+
+      - name: Generate packaging matrix
+        id: generate
+        working-directory: .github/scripts/strategy-matrix
+        run: |
+          ./generate.py --packaging --config=linux.json >> "${GITHUB_OUTPUT}"
+
+  generate-version:
+    runs-on: ubuntu-latest
+    outputs:
+      version: ${{ steps.version.outputs.version }}
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          sparse-checkout: |
+            .github/actions/generate-version
+            src/libxrpl/protocol/BuildInfo.cpp
+      - name: Generate version
+        id: version
+        uses: ./.github/actions/generate-version
+
+  package:
+    needs: [generate-matrix, generate-version]
+    if: ${{ github.event.repository.visibility == 'public' }}
+    strategy:
+      fail-fast: false
+      matrix: ${{ fromJson(needs.generate-matrix.outputs.matrix) }}
+    name: "${{ matrix.artifact_name }}"
+    permissions:
+      contents: read
+    runs-on: ["self-hosted", "Linux", "X64", "heavy"]
+    container: ${{ format('ghcr.io/xrplf/ci/{0}-{1}:{2}-{3}-sha-{4}', matrix.os.distro_name, matrix.os.distro_version, matrix.os.compiler_name, matrix.os.compiler_version, matrix.os.image_sha) }}
+    timeout-minutes: 30
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+
+      - name: Download pre-built binary
+        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
+        with:
+          name: ${{ matrix.artifact_name }}
+          path: ${{ env.BUILD_DIR }}
+
+      - name: Make binary executable
+        run: chmod +x "${BUILD_DIR}/xrpld"
+
+      - name: Build package
+        env:
+          PKG_VERSION: ${{ needs.generate-version.outputs.version }}
+          PKG_RELEASE: ${{ inputs.pkg_release }}
+        run: ./package/build_pkg.sh
+
+      - name: Upload package artifact
+        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
+        with:
+          name: ${{ matrix.artifact_name }}-pkg-${{ needs.generate-version.outputs.version }}
+          path: |
+            ${{ env.BUILD_DIR }}/debbuild/*.deb
+            ${{ env.BUILD_DIR }}/debbuild/*.ddeb
+            ${{ env.BUILD_DIR }}/rpmbuild/RPMS/**/*.rpm
+          if-no-files-found: error

.pre-commit-config.yaml

@@ -37,40 +37,44 @@ repos:
         exclude: ^include/xrpl/protocol_autogen/(transactions|ledger_entries)/
 
   - repo: https://github.com/pre-commit/mirrors-clang-format
-    rev: cd481d7b0bfb5c7b3090c21846317f9a8262e891 # frozen: v22.1.0
+    rev: dd18dad857d6133e90bbe478f4f2f22ec0030269 # frozen: v22.1.5
     hooks:
       - id: clang-format
         args: [--style=file]
         "types_or": [c++, c, proto]
         exclude: ^include/xrpl/protocol_autogen/(transactions|ledger_entries)/
 
-  - repo: https://github.com/BlankSpruce/gersemi
-    rev: 0.26.0
+  - repo: https://github.com/BlankSpruce/gersemi-pre-commit
+    rev: faadd6a9d852369ca94f4d15b2404c967ba8cb01 # frozen: 0.27.6
     hooks:
       - id: gersemi
 
   - repo: https://github.com/rbubley/mirrors-prettier
-    rev: c2bc67fe8f8f549cc489e00ba8b45aa18ee713b1 # frozen: v3.8.1
+    rev: 515f543f5718ebfd6ce22e16708bb32c68ff96e1 # frozen: v3.8.3
     hooks:
       - id: prettier
         args: [--end-of-line=auto]
 
   - repo: https://github.com/psf/black-pre-commit-mirror
-    rev: ea488cebbfd88a5f50b8bd95d5c829d0bb76feb8 # frozen: 26.1.0
+    rev: 4160603246a6b365d4a2af661c6d71b0a0f50478 # frozen: 26.5.1
     hooks:
       - id: black
 
-  - repo: https://github.com/openstack/bashate
-    rev: 5798d24d571676fc407e81df574c1ef57b520f23 # frozen: 2.1.1
+  - repo: https://github.com/scop/pre-commit-shfmt
+    rev: 05c1426671b9237fb5e1444dd63aa5731bec0dfb # frozen: v3.13.1-1
     hooks:
-      - id: bashate
-        args: ["--ignore=E006"]
+      - id: shfmt
+        args: [--write, --indent=4, --case-indent=true]
 
   - repo: https://github.com/streetsidesoftware/cspell-cli
-    rev: a42085ade523f591dca134379a595e7859986445 # frozen: v9.7.0
+    rev: 4643f154907327ee0a2c7038f0296e0dd77d9776 # frozen: v10.0.0
     hooks:
       - id: cspell # Spell check changed files
-        exclude: (.config/cspell.config.yaml|^include/xrpl/protocol_autogen/(transactions|ledger_entries)/)
+        exclude: |
+          (?x)^(
+              .config/cspell.config.yaml|
+              include/xrpl/protocol_autogen/(transactions|ledger_entries)/.*
+          )$
       - id: cspell # Spell check the commit message
         name: check commit message spelling
         args:

BUILD.md

@@ -427,16 +427,19 @@ install ccache --version 4.11.3 --allow-downgrade`.
    Single-config generators:
 
    ```
-   cmake --build .
+   cmake --build . --parallel N
    ```
 
    Multi-config generators:
 
    ```
-   cmake --build . --config Release
-   cmake --build . --config Debug
+   cmake --build . --config Release --parallel N
+   cmake --build . --config Debug --parallel N
    ```
 
+   Replace the `--parallel` parameter N with the desired number of parallel jobs. A common starting point is half of the number of available CPU
+   cores.
+
 5. Test xrpld.
 
    Single-config generators:

CMakeLists.txt

@@ -94,7 +94,6 @@ find_package(secp256k1 REQUIRED)
 find_package(SOCI REQUIRED)
 find_package(SQLite3 REQUIRED)
 find_package(xxHash REQUIRED)
-find_package(spdlog REQUIRED)
 
 target_link_libraries(
     xrpl_libs
@@ -135,6 +134,7 @@ endif()
 include(XrplCore)
 include(XrplProtocolAutogen)
 include(XrplInstall)
+include(XrplPackaging)
 include(XrplValidatorKeys)
 
 if(tests)

bin/git/setup-upstreams.sh

@@ -1,8 +1,8 @@
 #!/bin/bash
 
 if [[ $# -ne 1 || "$1" == "--help" || "$1" == "-h" ]]; then
-    name=$( basename $0 )
-    cat <<- USAGE
+    name=$(basename $0)
+    cat <<-USAGE
     Usage: $name <username>
 
     Where <username> is the Github username of the upstream repo. e.g. XRPLF
@@ -14,7 +14,7 @@ fi
 shift
 user="$1"
 # Get the origin URL. Expect it be an SSH-style URL
-origin=$( git remote get-url origin )
+origin=$(git remote get-url origin)
 if [[ "${origin}" == "" ]]; then
     echo Invalid origin remote >&2
     exit 1
@@ -22,11 +22,11 @@ fi
 # echo "Origin: ${origin}"
 # Parse the origin
 ifs_orig="${IFS}"
-IFS=':' read remote originpath <<< "${origin}"
+IFS=':' read remote originpath <<<"${origin}"
 # echo "Remote: ${remote}, Originpath: ${originpath}"
-IFS='@' read sshuser server <<< "${remote}"
+IFS='@' read sshuser server <<<"${remote}"
 # echo "SSHUser: ${sshuser}, Server: ${server}"
-IFS='/' read originuser repo <<< "${originpath}"
+IFS='/' read originuser repo <<<"${originpath}"
 # echo "Originuser: ${originuser}, Repo: ${repo}"
 if [[ "${sshuser}" == "" || "${server}" == "" || "${originuser}" == "" || "${repo}" == "" ]]; then
     echo "Can't parse origin URL: ${origin}" >&2
@@ -35,9 +35,9 @@ fi
 upstream="https://${server}/${user}/${repo}"
 upstreampush="${remote}:${user}/${repo}"
 upstreamgroup="upstream upstream-push"
-current=$( git remote get-url upstream 2>/dev/null )
-currentpush=$( git remote get-url upstream-push 2>/dev/null )
-currentgroup=$( git config remotes.upstreams )
+current=$(git remote get-url upstream 2>/dev/null)
+currentpush=$(git remote get-url upstream-push 2>/dev/null)
+currentgroup=$(git config remotes.upstreams)
 if [[ "${current}" == "${upstream}" ]]; then
     echo "Upstream already set up correctly. Skip"
 elif [[ -n "${current}" && "${current}" != "${upstream}" && "${current}" != "${upstreampush}" ]]; then
@@ -45,9 +45,9 @@ elif [[ -n "${current}" && "${current}" != "${upstream}" && "${current}" != "${u
 else
     if [[ "${current}" == "${upstreampush}" ]]; then
         echo "Upstream set to dangerous push URL. Update."
-        _run git remote rename upstream upstream-push || \
-        _run git remote remove upstream
-        currentpush=$( git remote get-url upstream-push 2>/dev/null )
+        _run git remote rename upstream upstream-push ||
+            _run git remote remove upstream
+        currentpush=$(git remote get-url upstream-push 2>/dev/null)
     fi
     _run git remote add upstream "${upstream}"
 fi

bin/git/squash-branches.sh

@@ -1,8 +1,8 @@
 #!/bin/bash
 
 if [[ $# -lt 3 || "$1" == "--help" || "$1" = "-h" ]]; then
-    name=$( basename $0 )
-    cat <<- USAGE
+    name=$(basename $0)
+    cat <<-USAGE
     Usage: $name workbranch base/branch user/branch [user/branch [...]]
 
     * workbranch will be created locally from base/branch
@@ -16,7 +16,7 @@ fi
 work="$1"
 shift
 
-branches=( $( echo "${@}" | sed "s/:/\//" ) )
+branches=($(echo "${@}" | sed "s/:/\//"))
 base="${branches[0]}"
 unset branches[0]
 
@@ -24,10 +24,10 @@ set -e
 
 users=()
 for b in "${branches[@]}"; do
-    users+=( $( echo $b | cut -d/ -f1 ) )
+    users+=($(echo $b | cut -d/ -f1))
 done
 
-users=( $( printf '%s\n' "${users[@]}" | sort -u ) )
+users=($(printf '%s\n' "${users[@]}" | sort -u))
 
 git fetch --multiple upstreams "${users[@]}"
 git checkout -B "$work" --no-track "$base"
@@ -40,7 +40,7 @@ done
 # Make sure the commits look right
 git log --show-signature "$base..HEAD"
 
-parts=( $( echo $base | sed "s/\// /" ) )
+parts=($(echo $base | sed "s/\// /"))
 repo="${parts[0]}"
 b="${parts[1]}"
 push=$repo
@@ -50,7 +50,7 @@ fi
 if [[ "$repo" == "upstream" ]]; then
     repo="upstreams"
 fi
-cat << PUSH
+cat <<PUSH
 
 -------------------------------------------------------------------
 This script will not push. Verify everything is correct, then push

bin/git/update-version.sh

@@ -1,8 +1,8 @@
 #!/bin/bash
 
 if [[ $# -ne 3 || "$1" == "--help" || "$1" = "-h" ]]; then
-    name=$( basename $0 )
-    cat <<- USAGE
+    name=$(basename $0)
+    cat <<-USAGE
     Usage: $name workbranch base/branch version
 
     * workbranch will be created locally from base/branch. If it exists,
@@ -16,7 +16,7 @@ fi
 work="$1"
 shift
 
-base=$( echo "$1" | sed "s/:/\//" )
+base=$(echo "$1" | sed "s/:/\//")
 shift
 
 version=$1
@@ -28,16 +28,16 @@ git fetch upstreams
 
 git checkout -B "${work}" --no-track "${base}"
 
-push=$( git rev-parse --abbrev-ref --symbolic-full-name '@{push}' \
-    2>/dev/null ) || true
+push=$(git rev-parse --abbrev-ref --symbolic-full-name '@{push}' \
+    2>/dev/null) || true
 if [[ "${push}" != "" ]]; then
     echo "Warning: ${push} may already exist."
 fi
 
-build=$( find -name BuildInfo.cpp )
-sed 's/\(^.*versionString =\).*$/\1 "'${version}'"/' ${build} > version.cpp && \
-diff "${build}" version.cpp && exit 1 || \
-mv -vi version.cpp ${build}
+build=$(find -name BuildInfo.cpp)
+sed 's/\(^.*versionString =\).*$/\1 "'${version}'"/' ${build} >version.cpp &&
+    diff "${build}" version.cpp && exit 1 ||
+    mv -vi version.cpp ${build}
 
 git diff
 
@@ -47,7 +47,7 @@ git commit -S -m "Set version to ${version}"
 
 git log --oneline --first-parent ${base}^..
 
-cat << PUSH
+cat <<PUSH
 
 -------------------------------------------------------------------
 This script will not push. Verify everything is correct, then push

bin/pre-commit/clang_tidy_check.py

@@ -168,7 +168,13 @@ def main():
     if not os.environ.get("TIDY"):
         return 0
 
-    repo_root = Path(__file__).parent.parent
+    repo_root = Path(
+        subprocess.check_output(
+            ["git", "rev-parse", "--show-toplevel"],
+            cwd=Path(__file__).parent,
+            text=True,
+        ).strip()
+    )
     files = staged_files(repo_root)
     if not files:
         return 0

cfg/validators-example.txt

@@ -28,7 +28,7 @@
 #    https://vl.ripple.com
 #    https://unl.xrplf.org
 #    http://127.0.0.1:8000
-#    file:///etc/opt/xrpld/vl.txt
+#    file:///etc/xrpld/vl.txt
 #
 # [validator_list_keys]
 #

cfg/xrpld-example.cfg

@@ -527,6 +527,17 @@
 #
 #       The current default (which is subject to change) is 300 seconds.
 #
+#   verify_endpoints = <0 | 1>
+#
+#       If set to 0, the server will skip validation of endpoint
+#       addresses received in TMEndpoints peer protocol messages,
+#       allowing addresses that are not publicly routable or have a
+#       port of 0. The default is 1 (verification enabled).
+#
+#       WARNING: Disabling this option is a security risk and should
+#       only be used for local testing and debugging. Do not disable
+#       on mainnet.
+#
 #
 # [transaction_queue] EXPERIMENTAL
 #
@@ -1455,10 +1466,7 @@ admin = 127.0.0.1
 protocol = http
 
 [port_peer]
-# Many servers still use the legacy port of 51235, so for backward-compatibility
-# we maintain that port number here. However, for new servers we recommend
-# changing this to the default port of 2459.
-port = 51235
+port = 2459
 ip = 0.0.0.0
 # alternatively, to accept connections on IPv4 + IPv6, use:
 #ip = ::

cmake/XrplCore.cmake

@@ -69,7 +69,6 @@ target_link_libraries(
         secp256k1::secp256k1
         xrpl.libpb
         xxHash::xxhash
-        spdlog::spdlog
         $<$<BOOL:${voidstar}>:antithesis-sdk-cpp>
 )
 

cmake/XrplPackaging.cmake

@@ -0,0 +1,44 @@
+#[===================================================================[
+   Linux packaging support: 'package' target.
+
+   The packaging script (package/build_pkg.sh) installs to FHS-standard
+   paths (/usr/bin, /etc/xrpld, etc.) regardless of CMAKE_INSTALL_PREFIX,
+   so no prefix guard is needed here.
+#]===================================================================]
+if(NOT is_linux)
+    message(STATUS "Packaging not supported on non-Linux hosts")
+    return()
+endif()
+
+if(NOT DEFINED pkg_release)
+    set(pkg_release 1)
+endif()
+
+find_program(RPMBUILD_EXECUTABLE rpmbuild)
+find_program(DPKG_BUILDPACKAGE_EXECUTABLE dpkg-buildpackage)
+
+if(NOT (RPMBUILD_EXECUTABLE OR DPKG_BUILDPACKAGE_EXECUTABLE))
+    message(
+        STATUS
+        "Neither rpmbuild nor dpkg-buildpackage found; 'package' target not available"
+    )
+    return()
+endif()
+
+set(package_env
+    SRC_DIR=${CMAKE_SOURCE_DIR}
+    BUILD_DIR=${CMAKE_BINARY_DIR}
+    PKG_VERSION=${xrpld_version}
+    PKG_RELEASE=${pkg_release}
+)
+
+add_custom_target(
+    package
+    COMMAND
+        ${CMAKE_COMMAND} -E env ${package_env}
+        ${CMAKE_SOURCE_DIR}/package/build_pkg.sh
+    WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
+    DEPENDS xrpld
+    COMMENT "Building Linux package (deb/rpm inferred from host tooling)"
+    VERBATIM
+)

cmake/scripts/codegen/requirements.in

@@ -0,0 +1,13 @@
+# Python dependencies for XRP Ledger code generation scripts
+#
+# These packages are required to run the code generation scripts that
+# parse macro files and generate C++ wrapper classes.
+
+# C preprocessor for Python - used to preprocess macro files
+pcpp>=1.30
+
+# Parser combinator library - used to parse the macro DSL
+pyparsing>=3.0.0
+
+# Template engine - used to generate C++ code from templates
+Mako>=1.2.2

cmake/scripts/codegen/requirements.txt

@@ -1,13 +1,105 @@
-# Python dependencies for XRP Ledger code generation scripts
-#
-# These packages are required to run the code generation scripts that
-# parse macro files and generate C++ wrapper classes.
-
-# C preprocessor for Python - used to preprocess macro files
-pcpp>=1.30
-
-# Parser combinator library - used to parse the macro DSL
-pyparsing>=3.0.0
-
-# Template engine - used to generate C++ code from templates
-Mako>=1.2.0
+# This file was autogenerated by uv via the following command:
+#    uv pip compile requirements.in --generate-hashes --output-file requirements.txt
+mako==1.3.12 \
+    --hash=sha256:8f61569480282dbf557145ce441e4ba888be453c30989f879f0d652e39f53ea9 \
+    --hash=sha256:9f778e93289bd410bb35daadeb4fc66d95a746f0b75777b942088b7fd7af550a
+    # via -r requirements.in
+markupsafe==3.0.3 \
+    --hash=sha256:0303439a41979d9e74d18ff5e2dd8c43ed6c6001fd40e5bf2e43f7bd9bbc523f \
+    --hash=sha256:068f375c472b3e7acbe2d5318dea141359e6900156b5b2ba06a30b169086b91a \
+    --hash=sha256:0bf2a864d67e76e5c9a34dc26ec616a66b9888e25e7b9460e1c76d3293bd9dbf \
+    --hash=sha256:0db14f5dafddbb6d9208827849fad01f1a2609380add406671a26386cdf15a19 \
+    --hash=sha256:0eb9ff8191e8498cca014656ae6b8d61f39da5f95b488805da4bb029cccbfbaf \
+    --hash=sha256:0f4b68347f8c5eab4a13419215bdfd7f8c9b19f2b25520968adfad23eb0ce60c \
+    --hash=sha256:1085e7fbddd3be5f89cc898938f42c0b3c711fdcb37d75221de2666af647c175 \
+    --hash=sha256:116bb52f642a37c115f517494ea5feb03889e04df47eeff5b130b1808ce7c219 \
+    --hash=sha256:12c63dfb4a98206f045aa9563db46507995f7ef6d83b2f68eda65c307c6829eb \
+    --hash=sha256:133a43e73a802c5562be9bbcd03d090aa5a1fe899db609c29e8c8d815c5f6de6 \
+    --hash=sha256:1353ef0c1b138e1907ae78e2f6c63ff67501122006b0f9abad68fda5f4ffc6ab \
+    --hash=sha256:15d939a21d546304880945ca1ecb8a039db6b4dc49b2c5a400387cdae6a62e26 \
+    --hash=sha256:177b5253b2834fe3678cb4a5f0059808258584c559193998be2601324fdeafb1 \
+    --hash=sha256:1872df69a4de6aead3491198eaf13810b565bdbeec3ae2dc8780f14458ec73ce \
+    --hash=sha256:1b4b79e8ebf6b55351f0d91fe80f893b4743f104bff22e90697db1590e47a218 \
+    --hash=sha256:1b52b4fb9df4eb9ae465f8d0c228a00624de2334f216f178a995ccdcf82c4634 \
+    --hash=sha256:1ba88449deb3de88bd40044603fafffb7bc2b055d626a330323a9ed736661695 \
+    --hash=sha256:1cc7ea17a6824959616c525620e387f6dd30fec8cb44f649e31712db02123dad \
+    --hash=sha256:218551f6df4868a8d527e3062d0fb968682fe92054e89978594c28e642c43a73 \
+    --hash=sha256:26a5784ded40c9e318cfc2bdb30fe164bdb8665ded9cd64d500a34fb42067b1c \
+    --hash=sha256:2713baf880df847f2bece4230d4d094280f4e67b1e813eec43b4c0e144a34ffe \
+    --hash=sha256:2a15a08b17dd94c53a1da0438822d70ebcd13f8c3a95abe3a9ef9f11a94830aa \
+    --hash=sha256:2f981d352f04553a7171b8e44369f2af4055f888dfb147d55e42d29e29e74559 \
+    --hash=sha256:32001d6a8fc98c8cb5c947787c5d08b0a50663d139f1305bac5885d98d9b40fa \
+    --hash=sha256:3524b778fe5cfb3452a09d31e7b5adefeea8c5be1d43c4f810ba09f2ceb29d37 \
+    --hash=sha256:3537e01efc9d4dccdf77221fb1cb3b8e1a38d5428920e0657ce299b20324d758 \
+    --hash=sha256:35add3b638a5d900e807944a078b51922212fb3dedb01633a8defc4b01a3c85f \
+    --hash=sha256:38664109c14ffc9e7437e86b4dceb442b0096dfe3541d7864d9cbe1da4cf36c8 \
+    --hash=sha256:3a7e8ae81ae39e62a41ec302f972ba6ae23a5c5396c8e60113e9066ef893da0d \
+    --hash=sha256:3b562dd9e9ea93f13d53989d23a7e775fdfd1066c33494ff43f5418bc8c58a5c \
+    --hash=sha256:457a69a9577064c05a97c41f4e65148652db078a3a509039e64d3467b9e7ef97 \
+    --hash=sha256:4bd4cd07944443f5a265608cc6aab442e4f74dff8088b0dfc8238647b8f6ae9a \
+    --hash=sha256:4e885a3d1efa2eadc93c894a21770e4bc67899e3543680313b09f139e149ab19 \
+    --hash=sha256:4faffd047e07c38848ce017e8725090413cd80cbc23d86e55c587bf979e579c9 \
+    --hash=sha256:509fa21c6deb7a7a273d629cf5ec029bc209d1a51178615ddf718f5918992ab9 \
+    --hash=sha256:5678211cb9333a6468fb8d8be0305520aa073f50d17f089b5b4b477ea6e67fdc \
+    --hash=sha256:591ae9f2a647529ca990bc681daebdd52c8791ff06c2bfa05b65163e28102ef2 \
+    --hash=sha256:5a7d5dc5140555cf21a6fefbdbf8723f06fcd2f63ef108f2854de715e4422cb4 \
+    --hash=sha256:69c0b73548bc525c8cb9a251cddf1931d1db4d2258e9599c28c07ef3580ef354 \
+    --hash=sha256:6b5420a1d9450023228968e7e6a9ce57f65d148ab56d2313fcd589eee96a7a50 \
+    --hash=sha256:722695808f4b6457b320fdc131280796bdceb04ab50fe1795cd540799ebe1698 \
+    --hash=sha256:729586769a26dbceff69f7a7dbbf59ab6572b99d94576a5592625d5b411576b9 \
+    --hash=sha256:77f0643abe7495da77fb436f50f8dab76dbc6e5fd25d39589a0f1fe6548bfa2b \
+    --hash=sha256:795e7751525cae078558e679d646ae45574b47ed6e7771863fcc079a6171a0fc \
+    --hash=sha256:7be7b61bb172e1ed687f1754f8e7484f1c8019780f6f6b0786e76bb01c2ae115 \
+    --hash=sha256:7c3fb7d25180895632e5d3148dbdc29ea38ccb7fd210aa27acbd1201a1902c6e \
+    --hash=sha256:7e68f88e5b8799aa49c85cd116c932a1ac15caaa3f5db09087854d218359e485 \
+    --hash=sha256:83891d0e9fb81a825d9a6d61e3f07550ca70a076484292a70fde82c4b807286f \
+    --hash=sha256:8485f406a96febb5140bfeca44a73e3ce5116b2501ac54fe953e488fb1d03b12 \
+    --hash=sha256:8709b08f4a89aa7586de0aadc8da56180242ee0ada3999749b183aa23df95025 \
+    --hash=sha256:8f71bc33915be5186016f675cd83a1e08523649b0e33efdb898db577ef5bb009 \
+    --hash=sha256:915c04ba3851909ce68ccc2b8e2cd691618c4dc4c4232fb7982bca3f41fd8c3d \
+    --hash=sha256:949b8d66bc381ee8b007cd945914c721d9aba8e27f71959d750a46f7c282b20b \
+    --hash=sha256:94c6f0bb423f739146aec64595853541634bde58b2135f27f61c1ffd1cd4d16a \
+    --hash=sha256:9a1abfdc021a164803f4d485104931fb8f8c1efd55bc6b748d2f5774e78b62c5 \
+    --hash=sha256:9b79b7a16f7fedff2495d684f2b59b0457c3b493778c9eed31111be64d58279f \
+    --hash=sha256:a320721ab5a1aba0a233739394eb907f8c8da5c98c9181d1161e77a0c8e36f2d \
+    --hash=sha256:a4afe79fb3de0b7097d81da19090f4df4f8d3a2b3adaa8764138aac2e44f3af1 \
+    --hash=sha256:ad2cf8aa28b8c020ab2fc8287b0f823d0a7d8630784c31e9ee5edea20f406287 \
+    --hash=sha256:b8512a91625c9b3da6f127803b166b629725e68af71f8184ae7e7d54686a56d6 \
+    --hash=sha256:bc51efed119bc9cfdf792cdeaa4d67e8f6fcccab66ed4bfdd6bde3e59bfcbb2f \
+    --hash=sha256:bdc919ead48f234740ad807933cdf545180bfbe9342c2bb451556db2ed958581 \
+    --hash=sha256:bdd37121970bfd8be76c5fb069c7751683bdf373db1ed6c010162b2a130248ed \
+    --hash=sha256:be8813b57049a7dc738189df53d69395eba14fb99345e0a5994914a3864c8a4b \
+    --hash=sha256:c0c0b3ade1c0b13b936d7970b1d37a57acde9199dc2aecc4c336773e1d86049c \
+    --hash=sha256:c47a551199eb8eb2121d4f0f15ae0f923d31350ab9280078d1e5f12b249e0026 \
+    --hash=sha256:c4ffb7ebf07cfe8931028e3e4c85f0357459a3f9f9490886198848f4fa002ec8 \
+    --hash=sha256:ccfcd093f13f0f0b7fdd0f198b90053bf7b2f02a3927a30e63f3ccc9df56b676 \
+    --hash=sha256:d2ee202e79d8ed691ceebae8e0486bd9a2cd4794cec4824e1c99b6f5009502f6 \
+    --hash=sha256:d53197da72cc091b024dd97249dfc7794d6a56530370992a5e1a08983ad9230e \
+    --hash=sha256:d6dd0be5b5b189d31db7cda48b91d7e0a9795f31430b7f271219ab30f1d3ac9d \
+    --hash=sha256:d88b440e37a16e651bda4c7c2b930eb586fd15ca7406cb39e211fcff3bf3017d \
+    --hash=sha256:de8a88e63464af587c950061a5e6a67d3632e36df62b986892331d4620a35c01 \
+    --hash=sha256:df2449253ef108a379b8b5d6b43f4b1a8e81a061d6537becd5582fba5f9196d7 \
+    --hash=sha256:e1c1493fb6e50ab01d20a22826e57520f1284df32f2d8601fdd90b6304601419 \
+    --hash=sha256:e1cf1972137e83c5d4c136c43ced9ac51d0e124706ee1c8aa8532c1287fa8795 \
+    --hash=sha256:e2103a929dfa2fcaf9bb4e7c091983a49c9ac3b19c9061b6d5427dd7d14d81a1 \
+    --hash=sha256:e56b7d45a839a697b5eb268c82a71bd8c7f6c94d6fd50c3d577fa39a9f1409f5 \
+    --hash=sha256:e8afc3f2ccfa24215f8cb28dcf43f0113ac3c37c2f0f0806d8c70e4228c5cf4d \
+    --hash=sha256:e8fc20152abba6b83724d7ff268c249fa196d8259ff481f3b1476383f8f24e42 \
+    --hash=sha256:eaa9599de571d72e2daf60164784109f19978b327a3910d3e9de8c97b5b70cfe \
+    --hash=sha256:ec15a59cf5af7be74194f7ab02d0f59a62bdcf1a537677ce67a2537c9b87fcda \
+    --hash=sha256:f190daf01f13c72eac4efd5c430a8de82489d9cff23c364c3ea822545032993e \
+    --hash=sha256:f34c41761022dd093b4b6896d4810782ffbabe30f2d443ff5f083e0cbbb8c737 \
+    --hash=sha256:f3e98bb3798ead92273dc0e5fd0f31ade220f59a266ffd8a4f6065e0a3ce0523 \
+    --hash=sha256:f42d0984e947b8adf7dd6dde396e720934d12c506ce84eea8476409563607591 \
+    --hash=sha256:f71a396b3bf33ecaa1626c255855702aca4d3d9fea5e051b41ac59a9c1c41edc \
+    --hash=sha256:f9e130248f4462aaa8e2552d547f36ddadbeaa573879158d721bbd33dfe4743a \
+    --hash=sha256:fed51ac40f757d41b7c48425901843666a6677e3e8eb0abcff09e4ba6e664f50
+    # via mako
+pcpp==1.30 \
+    --hash=sha256:05fe08292b6da57f385001c891a87f40d6aa7f46787b03e8ba326d20a3297c6e \
+    --hash=sha256:5af9fbce55f136d7931ae915fae03c34030a3b36c496e72d9636cedc8e2543a1
+    # via -r requirements.in
+pyparsing==3.3.2 \
+    --hash=sha256:850ba148bd908d7e2411587e247a1e4f0327839c40e2e5e6d05a007ecc69911d \
+    --hash=sha256:c777f4d763f140633dcb6d8a3eda953bf7a214dc4eff598413c070bcdc117cbc
+    # via -r requirements.in

conan.lock

@@ -1,10 +1,9 @@
 {
     "version": "0.5",
     "requires": [
-        "zlib/1.3.1#cac0f6daea041b0ccf42934163defb20%1774439233.809",
+        "zlib/1.3.2#1cb806da49011867778ffb6ac7190fcb%1777558780.503",
         "xxhash/0.8.3#681d36a0a6111fc56e5e45ea182c19cc%1765850149.987",
-        "sqlite3/3.51.0#66aa11eabd0e34954c5c1c061ad44abe%1774467355.988",
-        "spdlog/1.17.0#bcbaaf7147bda6ad24ffbd1ac3d7142c%1768312128.781",
+        "sqlite3/3.53.0#324ada52333108388a9a6108bfa96734%1776096494.149",
         "soci/4.0.3#fe32b9ad5eb47e79ab9e45a68f363945%1774450067.231",
         "snappy/1.1.10#968fef506ff261592ec30c574d4a7809%1765850147.878",
         "secp256k1/0.7.1#481881709eb0bdd0185a12b912bbe8ad%1770910500.329",
@@ -16,20 +15,19 @@
         "lz4/1.10.0#59fc63cac7f10fbe8e05c7e62c2f3504%1765850143.914",
         "libiconv/1.17#1e65319e945f2d31941a9d28cc13c058%1765842973.492",
         "libbacktrace/cci.20210118#a7691bfccd8caaf66309df196790a5a1%1765842973.03",
-        "libarchive/3.8.1#ffee18995c706e02bf96e7a2f7042e0d%1765850144.736",
-        "jemalloc/5.3.0#c671e612af76700db5957c9857978a1c%1776700030.961",
+        "libarchive/3.8.7#c446109bd1f1d8ba7936c94189bc50e6%1776147552.838",
+        "jemalloc/5.3.1#1fc58d55316041f10fbc1e8a2eae632a%1776700028.228",
         "gtest/1.17.0#5224b3b3ff3b4ce1133cbdd27d53ee7d%1768312129.152",
         "grpc/1.78.1#b1a9e74b145cc471bed4dc64dc6eb2c1%1774467387.342",
-        "fmt/12.1.0#50abab23274d56bb8f42c94b3b9a40c7%1763984116.926",
         "ed25519/2015.03#ae761bdc52730a843f0809bdf6c1b1f6%1765850143.772",
         "date/3.0.4#862e11e80030356b53c2c38599ceb32b%1765850143.772",
         "c-ares/1.34.6#545240bb1c40e2cacd4362d6b8967650%1774439234.681",
         "bzip2/1.0.8#c470882369c2d95c5c77e970c0c7e321%1765850143.837",
-        "boost/1.90.0#d5e8defe7355494953be18524a7f135b%1769454080.269",
+        "boost/1.91.0#ea540ca2133d831b560036aa24dece3c%1778050991.9",
         "abseil/20250127.0#bb0baf1f362bc4a725a24eddd419b8f7%1774365460.196"
     ],
     "build_requires": [
-        "zlib/1.3.1#cac0f6daea041b0ccf42934163defb20%1774439233.809",
+        "zlib/1.3.2#1cb806da49011867778ffb6ac7190fcb%1777558780.503",
         "strawberryperl/5.32.1.1#8d114504d172cfea8ea1662d09b6333e%1774447376.964",
         "protobuf/6.33.5#d96d52ba5baaaa532f47bda866ad87a5%1774467363.12",
         "nasm/2.16.01#31e26f2ee3c4346ecd347911bd126904%1765850144.707",
@@ -50,13 +48,13 @@
             "lz4/1.10.0"
         ],
         "boost/[>=1.83.0 <1.91.0]": [
-            "boost/1.90.0"
+            "boost/1.91.0"
         ],
         "sqlite3/[>=3.44 <4]": [
-            "sqlite3/3.51.0"
+            "sqlite3/3.53.0"
         ],
         "boost/1.83.0": [
-            "boost/1.90.0"
+            "boost/1.91.0"
         ],
         "lz4/[>=1.9.4 <2]": [
             "lz4/1.10.0#59fc63cac7f10fbe8e05c7e62c2f3504"

conan/global.conf

@@ -3,3 +3,5 @@
 core:non_interactive=True
 core.download:parallel={{ os.cpu_count() }}
 core.upload:parallel={{ os.cpu_count() }}
+tools.files.download:retry=5
+tools.files.download:retry_wait=10

conanfile.py

@@ -1,4 +1,3 @@
-import os
 import re
 
 from conan.tools.cmake import CMake, CMakeToolchain, cmake_layout
@@ -30,13 +29,12 @@ class Xrpl(ConanFile):
     requires = [
         "ed25519/2015.03",
         "grpc/1.78.1",
-        "libarchive/3.8.1",
+        "libarchive/3.8.7",
         "nudb/2.0.9",
         "openssl/3.6.2",
         "secp256k1/0.7.1",
         "soci/4.0.3",
-        "spdlog/1.17.0",
-        "zlib/1.3.1",
+        "zlib/1.3.2",
     ]
 
     test_requires = [
@@ -58,6 +56,7 @@ class Xrpl(ConanFile):
         "tests": False,
         "unity": False,
         "xrpld": False,
+        "boost/*:without_cobalt": True,
         "boost/*:without_context": False,
         "boost/*:without_coroutine": True,
         "boost/*:without_coroutine2": False,
@@ -110,7 +109,6 @@ class Xrpl(ConanFile):
         "secp256k1/*:shared": False,
         "snappy/*:shared": False,
         "soci/*:shared": False,
-        "spdlog/*:shared": False,
         "soci/*:with_sqlite3": True,
         "soci/*:with_boost": True,
         "xxhash/*:shared": False,
@@ -132,13 +130,13 @@ class Xrpl(ConanFile):
             self.options["boost"].without_cobalt = True
 
     def requirements(self):
-        self.requires("boost/1.90.0", force=True, transitive_headers=True)
+        self.requires("boost/1.91.0", force=True, transitive_headers=True)
         self.requires("date/3.0.4", transitive_headers=True)
         self.requires("lz4/1.10.0", force=True)
         self.requires("protobuf/6.33.5", force=True)
-        self.requires("sqlite3/3.51.0", force=True)
+        self.requires("sqlite3/3.53.0", force=True)
         if self.options.jemalloc:
-            self.requires("jemalloc/5.3.0")
+            self.requires("jemalloc/5.3.1")
         if self.options.rocksdb:
             self.requires("rocksdb/10.5.1")
         self.requires("xxhash/0.8.3", transitive_headers=True)
@@ -215,7 +213,6 @@ class Xrpl(ConanFile):
             "protobuf::libprotobuf",
             "soci::soci",
             "secp256k1::secp256k1",
-            "spdlog::spdlog",
             "sqlite3::sqlite",
             "xxhash::xxhash",
             "zlib::zlib",

cspell.config.yaml

@@ -63,6 +63,7 @@ words:
   - Bougalis
   - Britto
   - Btrfs
+  - Buildx
   - canonicality
   - changespq
   - checkme
@@ -98,12 +99,15 @@ words:
   - desync
   - desynced
   - determ
+  - disablerepo
   - distro
   - doxyfile
   - dxrpl
   - enabled
+  - enablerepo
   - endmacro
   - exceptioned
+  - EXPECT_STREQ
   - Falco
   - fcontext
   - finalizers
@@ -161,6 +165,7 @@ words:
   - Merkle
   - Metafuncton
   - misprediction
+  - missingok
   - mptbalance
   - MPTDEX
   - mptflags
@@ -192,11 +197,15 @@ words:
   - NOLINT
   - NOLINTNEXTLINE
   - nonxrp
+  - noreplace
   - noripple
+  - nostdinc
+  - notifempty
   - nudb
   - nullptr
   - nunl
   - Nyffenegger
+  - onlatest
   - ostr
   - pargs
   - partitioner
@@ -212,6 +221,7 @@ words:
   - preauthorize
   - preauthorizes
   - preclaim
+  - preun
   - protobuf
   - protos
   - ptrs
@@ -246,12 +256,15 @@ words:
   - sfields
   - shamap
   - shamapitem
+  - shfmt
+  - shlibs
   - sidechain
   - SIGGOOD
   - sle
   - sles
   - soci
   - socidb
+  - SRPMS
   - sslws
   - statsd
   - STATSDCOLLECTOR
@@ -279,8 +292,8 @@ words:
   - txn
   - txns
   - txs
-  - UBSAN
   - ubsan
+  - UBSAN
   - umant
   - unacquired
   - unambiguity
@@ -288,6 +301,7 @@ words:
   - unauthorizing
   - unergonomic
   - unfetched
+  - unfindable
   - unflatten
   - unfund
   - unimpair
@@ -317,7 +331,6 @@ words:
   - xbridge
   - xchain
   - ximinez
-  - EXPECT_STREQ
   - XMACRO
   - xrpkuwait
   - xrpl
@@ -325,3 +338,4 @@ words:
   - xrplf
   - xxhash
   - xxhasher
+  - CGNAT

docker/check-sanitizers.sh

@@ -0,0 +1,48 @@
+#!/bin/bash
+
+# Sanity-check that the sanitizer runtimes shipped with g++/clang++ work
+# end-to-end against the system loader: compile each example with both
+# compilers, run it, and confirm the expected diagnostic is emitted.
+
+set -eo pipefail
+
+cpp_files_dir="${1:?usage: $0 <cpp_files_dir>}"
+
+case "$(uname -m)" in
+    x86_64) loader=/lib64/ld-linux-x86-64.so.2 ;;
+    aarch64) loader=/lib/ld-linux-aarch64.so.1 ;;
+    *)
+        echo "Unsupported arch: $(uname -m)" >&2
+        exit 1
+        ;;
+esac
+
+declare -A sanitize=(
+    [asan]="-fsanitize=address"
+    [tsan]="-fsanitize=thread"
+    [ubsan]="-fsanitize=undefined"
+)
+declare -A expect=(
+    [asan]="heap-use-after-free"
+    [tsan]="data race"
+    [ubsan]="signed integer overflow"
+)
+
+for compiler in g++ clang++; do
+    for name in asan tsan ubsan; do
+        bin="/tmp/${name}-${compiler}"
+        echo "=== Build ${name} with ${compiler} ==="
+        "$compiler" -std=c++20 -O1 -g ${sanitize[$name]} \
+            -Wl,--dynamic-linker=$loader \
+            "${cpp_files_dir}/${name}.cpp" -o "$bin"
+        echo "=== Run ${name}-${compiler} ==="
+        output=$("$bin" 2>&1) || true
+        echo "$output"
+        echo "$output" | grep -q "${expect[$name]}" ||
+            {
+                echo "expected '${expect[$name]}' from $bin"
+                exit 1
+            }
+        rm -f "$bin"
+    done
+done

docker/cpp_files/asan.cpp

@@ -0,0 +1,28 @@
+#include <atomic>
+#include <cstddef>
+#include <iostream>
+
+#if defined(__clang__) || defined(__GNUC__)
+__attribute__((noinline))
+#elif defined(_MSC_VER)
+__declspec(noinline)
+#endif
+int
+read_after_free(volatile int* array, std::size_t index)
+{
+    std::atomic_signal_fence(std::memory_order_seq_cst);
+    int value = array[index];
+    std::atomic_signal_fence(std::memory_order_seq_cst);
+    return value;
+}
+
+int
+main()
+{
+    int* array = new int[5]{10, 20, 30, 40, 50};
+    delete[] array;
+
+    std::cout << "Value at index 2: " << read_after_free(array, 2) << std::endl;
+
+    return 0;
+}

docker/cpp_files/tsan.cpp

@@ -0,0 +1,26 @@
+#include <iostream>
+#include <thread>
+
+static int kCounter = 0;
+
+void
+increment()
+{
+    for (int i = 0; i < 100'000; ++i)
+    {
+        ++kCounter;
+    }
+}
+
+int
+main()
+{
+    std::thread t1(increment);
+    std::thread t2(increment);
+
+    t1.join();
+    t2.join();
+
+    std::cout << "Final counter value: " << kCounter << std::endl;
+    return 0;
+}

docker/cpp_files/ubsan.cpp

@@ -0,0 +1,13 @@
+#include <iostream>
+#include <limits>
+
+int
+main()
+{
+    int maxInt = std::numeric_limits<int>::max();
+    int volatile one = 1;
+    std::cout << "Current max: " << maxInt << std::endl;
+    int overflowed = maxInt + one;
+    std::cout << "Overflowed result: " << overflowed << std::endl;
+    return 0;
+}

docker/nix.Dockerfile

@@ -0,0 +1,95 @@
+ARG BASE_IMAGE=nixos/nix:latest
+
+# Nix builder
+FROM nixos/nix:latest AS builder-source
+
+RUN mkdir -p ~/.config/nix && \
+    echo "experimental-features = nix-command flakes" >> ~/.config/nix/nix.conf
+
+# Copy our source and setup our working dir.
+COPY nix/ci-env.nix /tmp/build/nix/ci-env.nix
+COPY nix/packages.nix /tmp/build/nix/packages.nix
+COPY nix/utils.nix /tmp/build/nix/utils.nix
+COPY flake.nix /tmp/build/
+COPY flake.lock /tmp/build/
+WORKDIR /tmp/build
+
+FROM builder-source AS builder
+
+# Build our Nix CI environment (all build tools in a single store path)
+RUN nix \
+    --option filter-syscalls false \
+    build
+
+# Copy the Nix store closure into a directory. The Nix store closure is the
+# entire set of Nix store values that we need for our build.
+RUN mkdir /tmp/nix-store-closure && \
+    cp -R $(nix-store -qR result/) /tmp/nix-store-closure
+
+# Final image
+FROM ${BASE_IMAGE}
+
+# bash is not located at /bin/bash in nixos/nix, so we need to create a symlink to it.
+RUN if [ -d /nix ]; then \
+        ln -s /root/.nix-profile/bin/bash /bin/bash; \
+    fi
+
+# Use Bash as the default shell for RUN commands, using the options
+# `set -o errexit -o pipefail`, and as the entrypoint.
+SHELL ["/bin/bash", "-e", "-o", "pipefail", "-c"]
+ENTRYPOINT ["/bin/bash"]
+
+# Copy /nix/store and the env symlink tree
+COPY --from=builder /tmp/nix-store-closure /nix/store
+COPY --from=builder /tmp/build/result /nix/ci-env
+
+ENV PATH="/nix/ci-env/bin:$PATH"
+
+# Externally-built dynamically-linked ELF binaries hard-code the loader path
+# (e.g. /lib64/ld-linux-x86-64.so.2) in their PT_INTERP header. Copy the
+# loader from the Nix store to that path when the base image doesn't already
+# provide one (i.e. on nixos/nix).
+RUN <<EOF
+case "$(uname -m)" in
+    x86_64)  target=/lib64/ld-linux-x86-64.so.2 ;;
+    aarch64) target=/lib/ld-linux-aarch64.so.1 ;;
+    *) echo "Unsupported arch: $(uname -m)" >&2; exit 1 ;;
+esac
+if [ ! -e "$target" ]; then
+    # Use the loader from the same glibc that gcc links libc against, so
+    # ld-linux and libc/libpthread share GLIBC_PRIVATE symbols at runtime.
+    src="$(dirname "$(gcc -print-file-name=libc.so.6)")/$(basename "$target")"
+    [ -e "$src" ] || { echo "ld-linux not found at $src" >&2; exit 1; }
+    mkdir -p "$(dirname "$target")"
+    cp "$src" "$target"
+fi
+EOF
+
+RUN <<EOF
+ccache --version
+clang --version
+clang++ --version
+clang-format --version
+cmake --version
+conan --version
+g++ --version
+gcc --version
+gcovr --version
+git --version
+make --version
+mold --version
+ninja --version
+perl --version
+pkg-config --version
+pre-commit --version
+python3 --version
+run-clang-tidy --help
+vim --version
+EOF
+
+# Sanity-check that the sanitizer runtimes shipped with g++/clang++ work
+# end-to-end against the system loader.
+COPY docker/cpp_files/ /tmp/cpp_files/
+COPY docker/check-sanitizers.sh /tmp/check-sanitizers.sh
+
+RUN grep -qi ubuntu /etc/os-release 2>/dev/null && /tmp/check-sanitizers.sh /tmp/cpp_files || true

flake.lock

@@ -2,11 +2,11 @@
   "nodes": {
     "nixpkgs": {
       "locked": {
-        "lastModified": 1769461804,
-        "narHash": "sha256-6h5sROT/3CTHvzPy9koKBmoCa2eJKh4fzQK8eYFEgl8=",
+        "lastModified": 1777954456,
+        "narHash": "sha256-hGdgeU2Nk87RAuZyYjyDjFL6LK7dAZN5RE9+hrDTkDU=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "b579d443b37c9c5373044201ea77604e37e748c8",
+        "rev": "549bd84d6279f9852cae6225e372cc67fb91a4c1",
         "type": "github"
       },
       "original": {
@@ -15,9 +15,27 @@
         "type": "indirect"
       }
     },
+    "nixpkgs-custom-glibc": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1593520194,
+        "narHash": "sha256-+TZW+2I7kLL9JglPNOagm1ywjf9ua0JYGoptq/dzVn0=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "9cd98386a38891d1074fc18036b842dc4416f562",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "9cd98386a38891d1074fc18036b842dc4416f562",
+        "type": "github"
+      }
+    },
     "root": {
       "inputs": {
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": "nixpkgs",
+        "nixpkgs-custom-glibc": "nixpkgs-custom-glibc"
       }
     }
   },

flake.nix

@@ -2,15 +2,24 @@
   description = "Nix related things for xrpld";
   inputs = {
     nixpkgs.url = "nixpkgs/nixos-unstable";
+    # nixpkgs snapshot (2020-06-30) that shipped glibc 2.31 as the primary
+    # version — matches the system libc on Ubuntu 20.04 LTS. Imported
+    # manually (flake = false) because this revision predates nixpkgs'
+    # own flake.nix.
+    nixpkgs-custom-glibc = {
+      url = "github:NixOS/nixpkgs/9cd98386a38891d1074fc18036b842dc4416f562";
+      flake = false;
+    };
   };
 
   outputs =
-    { nixpkgs, ... }:
+    { nixpkgs, nixpkgs-custom-glibc, ... }:
     let
-      forEachSystem = (import ./nix/utils.nix { inherit nixpkgs; }).forEachSystem;
+      forEachSystem = import ./nix/utils.nix { inherit nixpkgs nixpkgs-custom-glibc; };
     in
     {
       devShells = forEachSystem (import ./nix/devshell.nix);
+      packages = forEachSystem (import ./nix/ci-env.nix);
       formatter = forEachSystem ({ pkgs, ... }: pkgs.nixfmt);
     };
 }

include/xrpl/basics/Expected.h

@@ -148,17 +148,23 @@ public:
     }
 
     [[nodiscard]] constexpr E const&
-    error() const
+    error() const&
     {
         return Base::error();
     }
 
-    constexpr E&
-    error()
+    [[nodiscard]] constexpr E&
+    error() &
     {
         return Base::error();
     }
 
+    [[nodiscard]] constexpr E&&
+    error() &&
+    {
+        return std::move(Base::error());
+    }
+
     constexpr explicit
     operator bool() const
     {
@@ -215,17 +221,23 @@ public:
     }
 
     [[nodiscard]] constexpr E const&
-    error() const
+    error() const&
     {
         return Base::error();
     }
 
-    constexpr E&
-    error()
+    [[nodiscard]] constexpr E&
+    error() &
     {
         return Base::error();
     }
 
+    [[nodiscard]] constexpr E&&
+    error() &&
+    {
+        return std::move(Base::error());
+    }
+
     constexpr explicit
     operator bool() const
     {

include/xrpl/basics/IntrusivePointer.h

@@ -406,8 +406,8 @@ private:
     // pointer. The low bit must be masked to zero when converting back to a
     // pointer. If the low bit is '1', this is a weak pointer.
     std::uintptr_t tp_{0};
-    static constexpr std::uintptr_t kTAG_MASK = 1;
-    static constexpr std::uintptr_t kPTR_MASK = ~kTAG_MASK;
+    static constexpr std::uintptr_t kTagMask = 1;
+    static constexpr std::uintptr_t kPtrMask = ~kTagMask;
 
 private:
     /** Return the raw pointer held by this object.

include/xrpl/basics/IntrusivePointer.ipp

@@ -567,14 +567,14 @@ template <class T>
 bool
 SharedWeakUnion<T>::isStrong() const
 {
-    return (tp_ & kTAG_MASK) == 0u;
+    return (tp_ & kTagMask) == 0u;
 }
 
 template <class T>
 bool
 SharedWeakUnion<T>::isWeak() const
 {
-    return (tp_ & kTAG_MASK) != 0u;
+    return (tp_ & kTagMask) != 0u;
 }
 
 template <class T>
@@ -641,7 +641,7 @@ template <class T>
 T*
 SharedWeakUnion<T>::unsafeGetRawPtr() const
 {
-    return reinterpret_cast<T*>(tp_ & kPTR_MASK);
+    return reinterpret_cast<T*>(tp_ & kPtrMask);
 }
 
 template <class T>
@@ -650,7 +650,7 @@ SharedWeakUnion<T>::unsafeSetRawPtr(T* p, RefStrength rs)
 {
     tp_ = reinterpret_cast<std::uintptr_t>(p);
     if (tp_ && rs == RefStrength::Weak)
-        tp_ |= kTAG_MASK;
+        tp_ |= kTagMask;
 }
 
 template <class T>

include/xrpl/basics/IntrusiveRefCounts.h

@@ -98,11 +98,11 @@ private:
     // enough for strong pointers and 14 bit counts are enough for weak
     // pointers. Use type aliases to make it easy to switch types.
     using CountType = std::uint16_t;
-    static constexpr size_t kSTRONG_COUNT_NUM_BITS = sizeof(CountType) * 8;
-    static constexpr size_t kWEAK_COUNT_NUM_BITS = kSTRONG_COUNT_NUM_BITS - 2;
+    static constexpr size_t kStrongCountNumBits = sizeof(CountType) * 8;
+    static constexpr size_t kWeakCountNumBits = kStrongCountNumBits - 2;
     using FieldType = std::uint32_t;
-    static constexpr size_t kFIELD_TYPE_BITS = sizeof(FieldType) * 8;
-    static constexpr FieldType kONE = 1;
+    static constexpr size_t kFieldTypeBits = sizeof(FieldType) * 8;
+    static constexpr FieldType kOne = 1;
 
     /** `refCounts` consists of four fields that are treated atomically:
 
@@ -137,21 +137,21 @@ private:
 
          */
 
-    mutable std::atomic<FieldType> refCounts_{kSTRONG_DELTA};
+    mutable std::atomic<FieldType> refCounts_{kStrongDelta};
 
     /**  Amount to change the strong count when adding or releasing a reference
 
          Note: The strong count is stored in the low `StrongCountNumBits` bits
        of refCounts
       */
-    static constexpr FieldType kSTRONG_DELTA = 1;
+    static constexpr FieldType kStrongDelta = 1;
 
     /**  Amount to change the weak count when adding or releasing a reference
 
          Note: The weak count is stored in the high `WeakCountNumBits` bits of
          refCounts
       */
-    static constexpr FieldType kWEAK_DELTA = (kONE << kSTRONG_COUNT_NUM_BITS);
+    static constexpr FieldType kWeakDelta = (kOne << kStrongCountNumBits);
 
     /**  Flag that is set when the partialDestroy function has started running
          (or is about to start running).
@@ -159,34 +159,33 @@ private:
          See description of the `refCounts` field for a fuller description of
          this field.
       */
-    static constexpr FieldType kPARTIAL_DESTROY_STARTED_MASK = (kONE << (kFIELD_TYPE_BITS - 1));
+    static constexpr FieldType kPartialDestroyStartedMask = (kOne << (kFieldTypeBits - 1));
 
     /**  Flag that is set when the partialDestroy function has finished running
 
          See description of the `refCounts` field for a fuller description of
          this field.
       */
-    static constexpr FieldType kPARTIAL_DESTROY_FINISHED_MASK = (kONE << (kFIELD_TYPE_BITS - 2));
+    static constexpr FieldType kPartialDestroyFinishedMask = (kOne << (kFieldTypeBits - 2));
 
     /** Mask that will zero out all the `count` bits and leave the tag bits
         unchanged.
       */
-    static constexpr FieldType kTAG_MASK =
-        kPARTIAL_DESTROY_STARTED_MASK | kPARTIAL_DESTROY_FINISHED_MASK;
+    static constexpr FieldType kTagMask = kPartialDestroyStartedMask | kPartialDestroyFinishedMask;
 
     /** Mask that will zero out the `tag` bits and leave the count bits
         unchanged.
       */
-    static constexpr FieldType kVALUE_MASK = ~kTAG_MASK;
+    static constexpr FieldType kValueMask = ~kTagMask;
 
     /** Mask that will zero out everything except the strong count.
      */
-    static constexpr FieldType kSTRONG_MASK = ((kONE << kSTRONG_COUNT_NUM_BITS) - 1) & kVALUE_MASK;
+    static constexpr FieldType kStrongMask = ((kOne << kStrongCountNumBits) - 1) & kValueMask;
 
     /** Mask that will zero out everything except the weak count.
      */
-    static constexpr FieldType kWEAK_MASK =
-        (((kONE << kWEAK_COUNT_NUM_BITS) - 1) << kSTRONG_COUNT_NUM_BITS) & kVALUE_MASK;
+    static constexpr FieldType kWeakMask =
+        (((kOne << kWeakCountNumBits) - 1) << kStrongCountNumBits) & kValueMask;
 
     /** Unpack the count and tag fields from the packed atomic integer form. */
     struct RefCountPair
@@ -211,29 +210,29 @@ private:
         [[nodiscard]] FieldType
         combinedValue() const noexcept;
 
-        static constexpr CountType kMAX_STRONG_VALUE =
-            static_cast<CountType>((kONE << kSTRONG_COUNT_NUM_BITS) - 1);
-        static constexpr CountType kMAX_WEAK_VALUE =
-            static_cast<CountType>((kONE << kWEAK_COUNT_NUM_BITS) - 1);
+        static constexpr CountType kMaxStrongValue =
+            static_cast<CountType>((kOne << kStrongCountNumBits) - 1);
+        static constexpr CountType kMaxWeakValue =
+            static_cast<CountType>((kOne << kWeakCountNumBits) - 1);
         /**  Put an extra margin to detect when running up against limits.
              This is only used in debug code, and is useful if we reduce the
              number of bits in the strong and weak counts (to 16 and 14 bits).
          */
-        static constexpr CountType kCHECK_STRONG_MAX_VALUE = kMAX_STRONG_VALUE - 32;
-        static constexpr CountType kCHECK_WEAK_MAX_VALUE = kMAX_WEAK_VALUE - 32;
+        static constexpr CountType kCheckStrongMaxValue = kMaxStrongValue - 32;
+        static constexpr CountType kCheckWeakMaxValue = kMaxWeakValue - 32;
     };
 };
 
 inline void
 IntrusiveRefCounts::addStrongRef() const noexcept
 {
-    refCounts_.fetch_add(kSTRONG_DELTA, std::memory_order_acq_rel);
+    refCounts_.fetch_add(kStrongDelta, std::memory_order_acq_rel);
 }
 
 inline void
 IntrusiveRefCounts::addWeakRef() const noexcept
 {
-    refCounts_.fetch_add(kWEAK_DELTA, std::memory_order_acq_rel);
+    refCounts_.fetch_add(kWeakDelta, std::memory_order_acq_rel);
 }
 
 inline ReleaseStrongRefAction
@@ -252,10 +251,10 @@ IntrusiveRefCounts::releaseStrongRef() const
     {
         RefCountPair const prevVal{prevIntVal};
         XRPL_ASSERT(
-            (prevVal.strong >= kSTRONG_DELTA),
+            (prevVal.strong >= kStrongDelta),
             "xrpl::IntrusiveRefCounts::releaseStrongRef : previous ref "
             "higher than new");
-        auto nextIntVal = prevIntVal - kSTRONG_DELTA;
+        auto nextIntVal = prevIntVal - kStrongDelta;
         ReleaseStrongRefAction action = NoOp;
         if (prevVal.strong == 1)
         {
@@ -265,7 +264,7 @@ IntrusiveRefCounts::releaseStrongRef() const
             }
             else
             {
-                nextIntVal |= kPARTIAL_DESTROY_STARTED_MASK;
+                nextIntVal |= kPartialDestroyStartedMask;
                 action = PartialDestroy;
             }
         }
@@ -276,7 +275,7 @@ IntrusiveRefCounts::releaseStrongRef() const
             // count to zero can start a partial destroy, and that can't happen
             // twice.
             XRPL_ASSERT(
-                (action == NoOp) || !(prevIntVal & kPARTIAL_DESTROY_STARTED_MASK),
+                (action == NoOp) || !(prevIntVal & kPartialDestroyStartedMask),
                 "xrpl::IntrusiveRefCounts::releaseStrongRef : not in partial "
                 "destroy");
             return action;
@@ -289,8 +288,8 @@ IntrusiveRefCounts::addWeakReleaseStrongRef() const
 {
     using enum ReleaseStrongRefAction;
 
-    static_assert(kWEAK_DELTA > kSTRONG_DELTA);
-    auto constexpr kDELTA = kWEAK_DELTA - kSTRONG_DELTA;
+    static_assert(kWeakDelta > kStrongDelta);
+    static constexpr auto kDelta = kWeakDelta - kStrongDelta;
     auto prevIntVal = refCounts_.load(std::memory_order_acquire);
     // This loop will almost always run once. The loop is needed to atomically
     // change the counts and flags (the count could be atomically changed, but
@@ -312,7 +311,7 @@ IntrusiveRefCounts::addWeakReleaseStrongRef() const
             "xrpl::IntrusiveRefCounts::addWeakReleaseStrongRef : not in "
             "partial destroy");
 
-        auto nextIntVal = prevIntVal + kDELTA;
+        auto nextIntVal = prevIntVal + kDelta;
         ReleaseStrongRefAction action = NoOp;
         if (prevVal.strong == 1)
         {
@@ -322,14 +321,14 @@ IntrusiveRefCounts::addWeakReleaseStrongRef() const
             }
             else
             {
-                nextIntVal |= kPARTIAL_DESTROY_STARTED_MASK;
+                nextIntVal |= kPartialDestroyStartedMask;
                 action = PartialDestroy;
             }
         }
         if (refCounts_.compare_exchange_weak(prevIntVal, nextIntVal, std::memory_order_acq_rel))
         {
             XRPL_ASSERT(
-                (!(prevIntVal & kPARTIAL_DESTROY_STARTED_MASK)),
+                (!(prevIntVal & kPartialDestroyStartedMask)),
                 "xrpl::IntrusiveRefCounts::addWeakReleaseStrongRef : not "
                 "started partial destroy");
             return action;
@@ -340,7 +339,7 @@ IntrusiveRefCounts::addWeakReleaseStrongRef() const
 inline ReleaseWeakRefAction
 IntrusiveRefCounts::releaseWeakRef() const
 {
-    auto prevIntVal = refCounts_.fetch_sub(kWEAK_DELTA, std::memory_order_acq_rel);
+    auto prevIntVal = refCounts_.fetch_sub(kWeakDelta, std::memory_order_acq_rel);
     RefCountPair prev = prevIntVal;
     if (prev.weak == 1 && prev.strong == 0)
     {
@@ -357,7 +356,7 @@ IntrusiveRefCounts::releaseWeakRef() const
         {
             // partial destroy MUST finish before running a full destroy (when
             // using weak pointers)
-            refCounts_.wait(prevIntVal - kWEAK_DELTA, std::memory_order_acquire);
+            refCounts_.wait(prevIntVal - kWeakDelta, std::memory_order_acquire);
         }
         return ReleaseWeakRefAction::Destroy;
     }
@@ -376,7 +375,7 @@ IntrusiveRefCounts::checkoutStrongRefFromWeak() const noexcept
         if (prev.strong == 0u)
             return false;
 
-        desiredValue = curValue + kSTRONG_DELTA;
+        desiredValue = curValue + kStrongDelta;
     }
     return true;
 }
@@ -400,23 +399,22 @@ inline IntrusiveRefCounts::~IntrusiveRefCounts() noexcept
 #ifndef NDEBUG
     auto v = refCounts_.load(std::memory_order_acquire);
     XRPL_ASSERT(
-        (!(v & kVALUE_MASK)), "xrpl::IntrusiveRefCounts::~IntrusiveRefCounts : count must be zero");
-    auto t = v & kTAG_MASK;
-    XRPL_ASSERT(
-        (!t || t == kTAG_MASK), "xrpl::IntrusiveRefCounts::~IntrusiveRefCounts : valid tag");
+        (!(v & kValueMask)), "xrpl::IntrusiveRefCounts::~IntrusiveRefCounts : count must be zero");
+    auto t = v & kTagMask;
+    XRPL_ASSERT((!t || t == kTagMask), "xrpl::IntrusiveRefCounts::~IntrusiveRefCounts : valid tag");
 #endif
 }
 
 //------------------------------------------------------------------------------
 
 inline IntrusiveRefCounts::RefCountPair::RefCountPair(IntrusiveRefCounts::FieldType v) noexcept
-    : strong{static_cast<CountType>(v & kSTRONG_MASK)}
-    , weak{static_cast<CountType>((v & kWEAK_MASK) >> kSTRONG_COUNT_NUM_BITS)}
-    , partialDestroyStartedBit{v & kPARTIAL_DESTROY_STARTED_MASK}
-    , partialDestroyFinishedBit{v & kPARTIAL_DESTROY_FINISHED_MASK}
+    : strong{static_cast<CountType>(v & kStrongMask)}
+    , weak{static_cast<CountType>((v & kWeakMask) >> kStrongCountNumBits)}
+    , partialDestroyStartedBit{v & kPartialDestroyStartedMask}
+    , partialDestroyFinishedBit{v & kPartialDestroyFinishedMask}
 {
     XRPL_ASSERT(
-        (strong < kCHECK_STRONG_MAX_VALUE && weak < kCHECK_WEAK_MAX_VALUE),
+        (strong < kCheckStrongMaxValue && weak < kCheckWeakMaxValue),
         "xrpl::IntrusiveRefCounts::RefCountPair(FieldType) : inputs inside "
         "range");
 }
@@ -427,7 +425,7 @@ inline IntrusiveRefCounts::RefCountPair::RefCountPair(
     : strong{s}, weak{w}
 {
     XRPL_ASSERT(
-        (strong < kCHECK_STRONG_MAX_VALUE && weak < kCHECK_WEAK_MAX_VALUE),
+        (strong < kCheckStrongMaxValue && weak < kCheckWeakMaxValue),
         "xrpl::IntrusiveRefCounts::RefCountPair(CountType, CountType) : "
         "inputs inside range");
 }
@@ -436,11 +434,11 @@ inline IntrusiveRefCounts::FieldType
 IntrusiveRefCounts::RefCountPair::combinedValue() const noexcept
 {
     XRPL_ASSERT(
-        (strong < kCHECK_STRONG_MAX_VALUE && weak < kCHECK_WEAK_MAX_VALUE),
+        (strong < kCheckStrongMaxValue && weak < kCheckWeakMaxValue),
         "xrpl::IntrusiveRefCounts::RefCountPair::combinedValue : inputs "
         "inside range");
     return (static_cast<IntrusiveRefCounts::FieldType>(weak)
-            << IntrusiveRefCounts::kSTRONG_COUNT_NUM_BITS) |
+            << IntrusiveRefCounts::kStrongCountNumBits) |
         static_cast<IntrusiveRefCounts::FieldType>(strong) | partialDestroyStartedBit |
         partialDestroyFinishedBit;
 }
@@ -451,7 +449,7 @@ partialDestructorFinished(T** o)
 {
     T& self = **o;
     IntrusiveRefCounts::RefCountPair const p =
-        self.refCounts_.fetch_or(IntrusiveRefCounts::kPARTIAL_DESTROY_FINISHED_MASK);
+        self.refCounts_.fetch_or(IntrusiveRefCounts::kPartialDestroyFinishedMask);
     XRPL_ASSERT(
         (!p.partialDestroyFinishedBit && p.partialDestroyStartedBit && !p.strong),
         "xrpl::partialDestructorFinished : not a weak ref");

include/xrpl/basics/LocalValue.h

@@ -55,8 +55,8 @@ template <class = void>
 boost::thread_specific_ptr<detail::LocalValues>&
 getLocalValues()
 {
-    static boost::thread_specific_ptr<detail::LocalValues> kTSP(&detail::LocalValues::cleanup);
-    return kTSP;
+    static boost::thread_specific_ptr<detail::LocalValues> kTsp(&detail::LocalValues::cleanup);
+    return kTsp;
 }
 
 }  // namespace detail

include/xrpl/basics/Log.h

@@ -10,24 +10,11 @@
 #include <map>
 #include <memory>
 #include <mutex>
+#include <optional>
 #include <utility>
 
 namespace xrpl {
 
-// DEPRECATED use beast::severities::Severity instead
-// NOLINTNEXTLINE(cppcoreguidelines-use-enum-class)
-enum LogSeverity {
-    LSInvalid = -1,  // used to indicate an invalid severity
-    LSTrace = 0,     // Very low-level progress information, details inside
-                     // an operation
-    LSDebug = 1,     // Function-level progress information, operations
-    LSInfo = 2,      // Server-level progress information, major operations
-    LSWarning = 3,   // Conditions that warrant human attention, may indicate
-                     // a problem
-    LSError = 4,     // A condition that indicates a problem
-    LSFatal = 5      // A severe condition that indicates a server problem
-};
-
 /** Manages partitions for logging. */
 class Logs
 {
@@ -39,17 +26,17 @@ private:
         std::string partition_;
 
     public:
-        Sink(std::string partition, beast::severities::Severity thresh, Logs& logs);
+        Sink(std::string partition, beast::Severity thresh, Logs& logs);
 
         Sink(Sink const&) = delete;
         Sink&
         operator=(Sink const&) = delete;
 
         void
-        write(beast::severities::Severity level, std::string const& text) override;
+        write(beast::Severity level, std::string const& text) override;
 
         void
-        writeAlways(beast::severities::Severity level, std::string const& text) override;
+        writeAlways(beast::Severity level, std::string const& text) override;
     };
 
     /** Manages a system file containing logged output.
@@ -136,12 +123,12 @@ private:
 
     std::mutex mutable mutex_;
     std::map<std::string, std::unique_ptr<beast::Journal::Sink>, boost::beast::iless> sinks_;
-    beast::severities::Severity thresh_;
+    beast::Severity thresh_;
     File file_;
     bool silent_ = false;
 
 public:
-    Logs(beast::severities::Severity level);
+    Logs(beast::Severity level);
 
     Logs(Logs const&) = delete;
     Logs&
@@ -161,18 +148,18 @@ public:
     beast::Journal
     journal(std::string const& name);
 
-    beast::severities::Severity
+    beast::Severity
     threshold() const;
 
     void
-    threshold(beast::severities::Severity thresh);
+    threshold(beast::Severity thresh);
 
     std::vector<std::pair<std::string, std::string>>
     partitionSeverities() const;
 
     void
     write(
-        beast::severities::Severity level,
+        beast::Severity level,
         std::string const& partition,
         std::string const& text,
         bool console);
@@ -192,36 +179,25 @@ public:
     }
 
     virtual std::unique_ptr<beast::Journal::Sink>
-    makeSink(std::string const& partition, beast::severities::Severity startingLevel);
+    makeSink(std::string const& partition, beast::Severity startingLevel);
 
 public:
-    static LogSeverity
-    fromSeverity(beast::severities::Severity level);
-
-    static beast::severities::Severity
-    toSeverity(LogSeverity level);
-
     static std::string
-    toString(LogSeverity s);
+    toString(beast::Severity s);
 
-    static LogSeverity
+    static std::optional<beast::Severity>
     fromString(std::string const& s);
 
 private:
-    // Need to be named before converting
-    // NOLINTNEXTLINE(cppcoreguidelines-use-enum-class)
-    enum {
-        // Maximum line length for log messages.
-        // If the message exceeds this length it will be truncated with
-        // ellipses.
-        MaximumMessageCharacters = 12 * 1024
-    };
+    // Maximum line length for log messages.
+    // If the message exceeds this length it will be truncated with ellipses.
+    static constexpr auto kMaximumMessageCharacters = 12 * 1024;
 
     static void
     format(
         std::string& output,
         std::string const& message,
-        beast::severities::Severity severity,
+        beast::Severity severity,
         std::string const& partition);
 };
 

include/xrpl/basics/Logger.h

@@ -1,587 +0,0 @@
-#pragma once
-
-#include <xrpl/basics/Expected.h>
-#include <xrpl/basics/StructuredLogging.h>
-
-#include <fmt/format.h>
-
-#include <cstddef>
-#include <iterator>
-#include <memory>
-#include <optional>
-#include <source_location>
-#include <string>
-#include <string_view>
-#include <vector>
-
-// We forward declare spdlog types to avoid including the spdlog headers in this header file.
-namespace spdlog {
-
-class logger;     // NOLINT(readability-identifier-naming)
-class formatter;  // NOLINT(readability-identifier-naming)
-
-namespace sinks {
-class sink;  // NOLINT(readability-identifier-naming)
-}  // namespace sinks
-
-}  // namespace spdlog
-
-class LoggerFixture;
-
-namespace xrpl {
-
-/**
- * @brief Skips evaluation of expensive argument lists if the given logger is disabled for the
- * required severity level.
- *
- * Note: Currently this introduces potential shadowing (unlikely).
- */
-#ifndef COVERAGE_ENABLED
-#define LOG(x)                              \
-    if (auto xrpl_pump__ = x; !xrpl_pump__) \
-    {                                       \
-    }                                       \
-    else                                    \
-        xrpl_pump__
-#else
-#define LOG(x) x
-#endif
-
-/**
- * @brief Custom severity levels for @ref util::Logger.
- */
-enum class Severity {
-    TRC,
-    DBG,
-    NFO,
-    WRN,
-    ERR,
-    FTL,
-};
-
-/**
- * @brief The default log format pattern for non-JSON mode.
- *
- * Matches the legacy Logs::format output:
- *   2024-Jan-15 12:34:56.789123 UTC General:NFO hello world
- *
- * '%K' is a custom flag that outputs the three-letter severity code
- * (TRC, DBG, NFO, WRN, ERR, FTL).
- */
-inline constexpr char const* kDEFAULT_LOG_FORMAT = "%Y-%b-%d %H:%M:%S.%f UTC %n:%K %v";
-
-/**
- * @brief Build the default JSON log format pattern.
- *
- * Contains the same fields as @ref kDEFAULT_LOG_FORMAT (timestamp, channel,
- * severity) plus the trailing message placeholder:
- * @code
- *   {"timestamp":"2024-Jan-15 12:34:56.789123 UTC","channel":"General","severity":"NFO",
- *    "message": "hello world" }
- * @endcode
- */
-inline std::string
-defaultJsonLogFormat()
-{
-    using sv = std::string_view;
-    return buildJsonPattern(
-        "",
-        log::param("timestamp", sv("%Y-%b-%d %H:%M:%S.%f UTC")),
-        log::param("channel", sv("%n")),
-        log::param("severity", sv("%K")));
-}
-
-struct LoggingConfiguration
-{
-    bool enableConsole{};
-    std::optional<std::string> directory{std::nullopt};
-    bool isAsync{};
-    Severity defaultSeverity{Severity::DBG};
-    bool jsonMode{false};
-};
-
-/**
- * @brief A simple thread-safe logger for the channel specified
- * in the constructor.
- *
- * This is cheap to copy and move. Designed to be used as a member variable or
- * otherwise. See @ref LogService::init() for setup of the logging core and
- * severity levels for each channel.
- */
-class Logger
-{
-    std::shared_ptr<spdlog::logger> logger_;
-    std::string contextParams_;  // inherited parameter fragments (JSON or text)
-    bool jsonMode_ = false;      // captured at construction from LogServiceState
-
-    friend class LogService;  // to expose the Pump interface
-
-    /**
-     * @brief Helper that pumps data into a log record via `operator<<`.
-     */
-    class Pump final
-    {
-        spdlog::logger* logger_;
-        Severity const severity_;
-        std::source_location const sourceLocation_;
-        fmt::memory_buffer stream_;
-        bool const enabled_;
-        bool const jsonMode_;
-        std::string_view contextParams_;  // points into Logger's string (no copy)
-        std::string messageParams_;       // per-message params (JSON mode only)
-
-    public:
-        ~Pump();
-
-        Pump(
-            spdlog::logger* logger,
-            Severity sev,
-            std::source_location const& loc,
-            bool jsonMode,
-            std::string_view contextParams = {});
-
-        Pump(Pump&&) = delete;
-        Pump(Pump const&) = delete;
-        Pump&
-        operator=(Pump const&) = delete;
-        Pump&
-        operator=(Pump&&) = delete;
-
-        /**
-         * @brief Appends data that has an @c xrpl::to_string overload.
-         *
-         * This covers all XRP Ledger domain types such as @c Number,
-         * @c Currency, @c AccountID, @c XRPAmount, @c IOUAmount, @c Asset, etc.
-         *
-         * @tparam T Type of data to pump (must satisfy detail::HasToString)
-         * @param data The data to pump
-         * @return Reference to itself for chaining
-         */
-        template <typename T>
-            requires(detail::HasToString<T>)
-        [[maybe_unused]] Pump&
-        operator<<(T&& data)
-        {
-            if (enabled_)
-            {
-                auto const s = to_string(data);
-                stream_.append(s.data(), s.data() + s.size());
-            }
-            return *this;
-        }
-
-        /**
-         * @brief Appends any fmt-formattable data into the output buffer.
-         *
-         * Fallback for types that do not have an @c xrpl::to_string overload
-         * but can be formatted by @c fmt::format (e.g. arithmetic types,
-         * @c std::string, @c std::string_view).
-         *
-         * @tparam T Type of data to pump
-         * @param data The data to pump
-         * @return Reference to itself for chaining
-         */
-        template <typename T>
-            requires(!detail::HasToString<T>)
-        [[maybe_unused]] Pump&
-        operator<<(T&& data)
-        {
-            if (enabled_)
-                fmt::format_to(fmt::appender(stream_), "{}", std::forward<T>(data));
-            return *this;
-        }
-
-        /**
-         * @brief Captures a structured log parameter.
-         *
-         * The parameter value is always appended to the output buffer.
-         * In JSON mode, the parameter is also accumulated into the
-         * parameters string for the "values" object emitted in the
-         * destructor.
-         *
-         * @tparam T Type of the parameter value
-         * @param p The parameter to capture
-         * @return Reference to itself for chaining
-         */
-        template <typename T>
-        [[maybe_unused]] Pump&
-        operator<<(xrpl::log::Parameter<T> p)
-        {
-            if (enabled_)
-            {
-                // Append the raw string representation to the output buffer
-                if constexpr (detail::HasToString<T>)
-                {
-                    auto const s = to_string(p.value());
-                    stream_.append(s.data(), s.data() + s.size());
-                }
-                else
-                {
-                    fmt::format_to(fmt::appender(stream_), "{}", std::move(p.value()));
-                }
-
-                if (jsonMode_)
-                {
-                    detail::appendJsonField(messageParams_, p.name(), p.value());
-                }
-            }
-
-            return *this;
-        }
-
-        /**
-         * @return true if logger is enabled; false otherwise
-         */
-        operator bool() const
-        {
-            return enabled_;
-        }
-    };
-
-public:
-    /**
-     * @brief Construct a new Logger object that produces loglines for the
-     * specified channel.
-     *
-     * See @ref LogService::init() for general setup and configuration of
-     * severity levels per channel.
-     *
-     * @param channel The channel this logger will report into.
-     */
-    Logger(std::string_view const channel);
-
-    /**
-     * @brief Construct a child Logger that inherits context from a parent.
-     *
-     * The child uses a new channel and carries all of the parent's context
-     * parameters plus any additional parameters supplied here.  Every log
-     * line produced by the child will automatically include these
-     * parameters in the JSON @c values object.
-     *
-     * @tparam Ts Value types of the extra parameters.
-     * @param parent The parent Logger whose context is inherited.
-     * @param channel The channel name for this child logger.
-     * @param params Extra context parameters to attach.
-     */
-    template <typename... Ts>
-    Logger(Logger const& parent, std::string_view channel, log::Parameter<Ts> const&... params)
-        : Logger(channel)
-    {
-        contextParams_ = parent.contextParams_;
-        (appendContextParam(params), ...);
-    }
-
-    Logger(Logger const&) = default;
-    ~Logger();
-
-    Logger(Logger&&) = default;
-    Logger&
-    operator=(Logger const&) = default;
-
-    Logger&
-    operator=(Logger&&) = default;
-
-    /**
-     * @brief Interface for logging at Severity::TRC severity
-     *
-     * @param loc The source location of the log message
-     * @return The pump to use for logging
-     */
-    [[nodiscard]] Pump
-    trace(std::source_location const& loc = std::source_location::current()) const;
-
-    /**
-     * @brief Interface for logging at Severity::DBG severity
-     *
-     * @param loc The source location of the log message
-     * @return The pump to use for logging
-     */
-    [[nodiscard]] Pump
-    debug(std::source_location const& loc = std::source_location::current()) const;
-
-    /**
-     * @brief Interface for logging at Severity::NFO severity
-     *
-     * @param loc The source location of the log message
-     * @return The pump to use for logging
-     */
-    [[nodiscard]] Pump
-    info(std::source_location const& loc = std::source_location::current()) const;
-
-    /**
-     * @brief Interface for logging at Severity::WRN severity
-     *
-     * @param loc The source location of the log message
-     * @return The pump to use for logging
-     */
-    [[nodiscard]] Pump
-    warn(std::source_location const& loc = std::source_location::current()) const;
-
-    /**
-     * @brief Interface for logging at Severity::ERR severity
-     *
-     * @param loc The source location of the log message
-     * @return The pump to use for logging
-     */
-    [[nodiscard]] Pump
-    error(std::source_location const& loc = std::source_location::current()) const;
-
-    /**
-     * @brief Interface for logging at Severity::FTL severity
-     *
-     * @param loc The source location of the log message
-     * @return The pump to use for logging
-     */
-    [[nodiscard]] Pump
-    fatal(std::source_location const& loc = std::source_location::current()) const;
-
-private:
-    Logger(std::shared_ptr<spdlog::logger> logger);
-
-    /** @brief Serialise a single parameter into contextParams_. */
-    template <typename T>
-    void
-    appendContextParam(log::Parameter<T> const& p)
-    {
-        if (jsonMode_)
-        {
-            detail::appendJsonField(contextParams_, p.name(), p.value());
-        }
-        else
-        {
-            detail::appendTextField(contextParams_, p.name(), p.value());
-        }
-    }
-};
-
-/**
- * @brief Base state management class for the logging service.
- *
- * This class manages the global state and core functionality for the logging system,
- * including initialization, sink management, and logger registration.
- */
-class LogServiceState
-{
-protected:
-    friend class ::LoggerFixture;
-    friend class Logger;
-
-    /**
-     * @brief Initialize the logging core with specified parameters.
-     *
-     * @param isAsync Whether logging should be asynchronous
-     * @param defaultSeverity The default severity level for new loggers
-     * @param sinks Vector of spdlog sinks to use for output
-     */
-    static void
-    init(
-        bool isAsync,
-        Severity defaultSeverity,
-        std::vector<std::shared_ptr<spdlog::sinks::sink>> const& sinks,
-        bool jsonMode = false);
-
-    /**
-     * @brief Whether the LogService is initialized or not
-     *
-     * @return true if the LogService is initialized
-     */
-    [[nodiscard]] static bool
-    initialized();
-
-    /**
-     * @brief Whether the LogService has any sink. If there is no sink, logger will not log messages
-     * anywhere.
-     *
-     * @return true if the LogService has at least one sink
-     */
-    [[nodiscard]] static bool
-    hasSinks();
-
-    /**
-     * @brief Reset the logging service to uninitialized state.
-     */
-    static void
-    reset();
-
-    /**
-     * @brief Register a new logger for the specified channel.
-     *
-     * Creates and registers a new spdlog logger instance for the given channel
-     * with the specified or default severity level.
-     *
-     * @param channel The name of the logging channel
-     * @param severity Optional severity level override; uses default if not specified
-     * @return Shared pointer to the registered spdlog logger
-     */
-    static std::shared_ptr<spdlog::logger>
-    registerLogger(std::string_view channel, std::optional<Severity> severity = std::nullopt);
-
-    /**
-     * @brief Replace the current sinks with a new set of sinks.
-     *
-     * @param sinks Vector of new spdlog sinks to replace the current ones
-     */
-    static void
-    replaceSinks(std::vector<std::shared_ptr<spdlog::sinks::sink>> const& sinks);
-
-    /**
-     * @brief Creates a pattern formatter with custom flags (e.g. '%K' for
-     * severity) and UTC timestamps.
-     *
-     * @param pattern The spdlog pattern string
-     * @return A unique_ptr to the configured pattern_formatter
-     */
-    static std::unique_ptr<spdlog::formatter>
-    makeFormatter(std::string const& pattern);
-
-    /**
-     * @brief Creates a formatter that suppresses critical-level messages.
-     *
-     * Wraps the given formatter so that only messages below critical severity
-     * are formatted.  Critical messages produce no output through this
-     * formatter (they are routed to a separate stderr sink instead).
-     *
-     * @param wrappedFormatter The underlying formatter to delegate to
-     * @return A unique_ptr to the NonCriticalFormatter
-     */
-    static std::unique_ptr<spdlog::formatter>
-    makeNonCriticalFormatter(std::unique_ptr<spdlog::formatter> wrappedFormatter);
-
-    /**
-     * @brief Returns the active log format pattern.
-     *
-     * Automatically determined by the logging mode:
-     * text mode uses @ref kDEFAULT_LOG_FORMAT, JSON mode uses
-     * @ref defaultJsonLogFormat().
-     */
-    static std::string const&
-    format()
-    {
-        return format_;
-    }
-
-protected:
-    static bool isAsync_;              // NOLINT(readability-identifier-naming)
-    static Severity defaultSeverity_;  // NOLINT(readability-identifier-naming)
-    static std::vector<std::shared_ptr<spdlog::sinks::sink>>
-        sinks_;                                 // NOLINT(readability-identifier-naming)
-    static bool initialized_;                   // NOLINT(readability-identifier-naming)
-    static bool jsonMode_;                      // NOLINT(readability-identifier-naming)
-    static std::optional<std::string> logDir_;  // NOLINT(readability-identifier-naming)
-    static std::string format_;                 // NOLINT(readability-identifier-naming)
-};
-
-/**
- * @brief A global logging service.
- *
- * Used to initialize and setup the logging core as well as a globally available
- * entrypoint for logging into the `General` channel as well as raising alerts.
- */
-class LogService : public LogServiceState
-{
-public:
-    LogService() = delete;
-
-    /**
-     * @brief Global log core initialization from a @ref LoggingConfiguration
-     *
-     * @param config The configuration to use
-     * @return Void on success, error message on failure
-     */
-    [[nodiscard]] static Expected<void, std::string>
-    init(LoggingConfiguration const& config);
-
-    /**
-     * @brief Shutdown spdlog to guarantee output is not lost
-     */
-    static void
-    shutdown();
-
-    /**
-     * @brief Close and reopen the log file.
-     *
-     * This assists in interoperating with external log management tools
-     * such as logrotate(8). If no file logging is configured, this is a no-op.
-     *
-     * @return A human-readable status message
-     */
-    [[nodiscard]] static std::string
-    rotate();
-
-    /**
-     * @brief Globally accessible General logger at Severity::TRC severity
-     *
-     * @param loc The source location of the log message
-     * @return The pump to use for logging
-     */
-    [[nodiscard]] static Logger::Pump
-    trace(std::source_location const& loc = std::source_location::current());
-
-    /**
-     * @brief Globally accessible General logger at Severity::DBG severity
-     *
-     * @param loc The source location of the log message
-     * @return The pump to use for logging
-     */
-    [[nodiscard]] static Logger::Pump
-    debug(std::source_location const& loc = std::source_location::current());
-
-    /**
-     * @brief Globally accessible General logger at Severity::NFO severity
-     *
-     * @param loc The source location of the log message
-     * @return The pump to use for logging
-     */
-    [[nodiscard]] static Logger::Pump
-    info(std::source_location const& loc = std::source_location::current());
-
-    /**
-     * @brief Globally accessible General logger at Severity::WRN severity
-     *
-     * @param loc The source location of the log message
-     * @return The pump to use for logging
-     */
-    [[nodiscard]] static Logger::Pump
-    warn(std::source_location const& loc = std::source_location::current());
-
-    /**
-     * @brief Globally accessible General logger at Severity::ERR severity
-     *
-     * @param loc The source location of the log message
-     * @return The pump to use for logging
-     */
-    [[nodiscard]] static Logger::Pump
-    error(std::source_location const& loc = std::source_location::current());
-
-    /**
-     * @brief Globally accessible General logger at Severity::FTL severity
-     *
-     * @param loc The source location of the log message
-     * @return The pump to use for logging
-     */
-    [[nodiscard]] static Logger::Pump
-    fatal(std::source_location const& loc = std::source_location::current());
-
-private:
-    /**
-     * @brief Parses the sinks from a @ref LoggingConfiguration
-     *
-     * @param config The configuration to parse sinks from
-     * @return A vector of sinks on success, error message on failure
-     */
-    [[nodiscard]] static Expected<std::vector<std::shared_ptr<spdlog::sinks::sink>>, std::string>
-    getSinks(LoggingConfiguration const& config, std::string const& format);
-
-    struct FileLoggingParams
-    {
-        std::string logDir;
-    };
-
-    friend class ::LoggerFixture;
-
-    [[nodiscard]]
-    static std::shared_ptr<spdlog::sinks::sink>
-    createFileSink(FileLoggingParams const& params, std::string const& format);
-};
-
-};  // namespace xrpl

include/xrpl/basics/Number.h

@@ -7,7 +7,9 @@
 #include <limits>
 #include <optional>
 #include <ostream>
+#include <set>
 #include <string>
+#include <unordered_map>
 
 namespace xrpl {
 
@@ -44,11 +46,11 @@ isPowerOfTen(T value)
  * * min is a power of 10, and
  * * max = min * 10 - 1.
  *
- * The mantissa_scale enum indicates whether the range is "small" or "large".
- * This intentionally restricts the number of MantissaRanges that can be
- * instantiated to two: one for each scale.
+ * The MantissaScale enum indicates properties of the range: size, and some behavioral
+ * options. This intentionally restricts the number of unique MantissaRanges that can
+ * be instantiated: one for each scale.
  *
- * The "small" scale is based on the behavior of STAmount for IOUs. It has a min
+ * The "Small" scale is based on the behavior of STAmount for IOUs. It has a min
  * value of 10^15, and a max value of 10^16-1. This was sufficient for
  * uses before Lending Protocol was implemented, mostly related to AMM.
  *
@@ -59,29 +61,54 @@ isPowerOfTen(T value)
  * STNumber field type, and for internal calculations. That necessitated the
  * "large" scale.
  *
- * The "large" scale is intended to represent all values that can be represented
+ * The "Large" scales are intended to represent all values that can be represented
  * by an STAmount - IOUs, XRP, and MPTs. It has a min value of 10^18, and a max
- * value of 10^19-1.
+ * value of 10^19-1. "LargeLegacy" is like "Large", but preserves
+ * a rounding error when a computation results in a mantissa of
+ * Number::kMaxRep that needs to be rounded up, but rounds down
+ * instead. It will maintain consistent behavior until the fixCleanup3_2_0
+ * amendment is enabled.
  *
  * Note that if the mentioned amendments are eventually retired, this class
- * should be left in place, but the "small" scale option should be removed. This
+ * should be left in place, but the "Small" scale option should be removed. This
  * will allow for future expansion beyond 64-bits if it is ever needed.
  */
-struct MantissaRange
+struct MantissaRange final
 {
     using rep = std::uint64_t;
-    enum class MantissaScale { Small, Large };
+    enum class MantissaScale {
+        Small,
+        // LargeLegacy can be removed when fixCleanup3_2_0 is retired
+        LargeLegacy,
+        Large,
+    };
+
+    // This entire enum can be removed when fixCleanup3_2_0 is retired
+    enum class CuspRoundingFix : bool {
+        Disabled = false,
+        Enabled = true,
+    };
 
     explicit constexpr MantissaRange(MantissaScale scale)
-        : min(getMin(scale)), log(logTen(min).value_or(-1)), scale(scale)
+        : min(getMin(scale))
+        , cuspRoundingFixEnabled(isCuspFixEnabled(scale))
+        , log(logTen(min).value_or(-1))
+        , scale(scale)
     {
     }
 
     rep min;
     rep max{(min * 10) - 1};
+    CuspRoundingFix cuspRoundingFixEnabled;
     int log;
     MantissaScale scale;
 
+    static MantissaRange const&
+    getMantissaRange(MantissaScale scale);
+
+    static std::set<MantissaScale> const&
+    getAllScales();
+
 private:
     static constexpr rep
     getMin(MantissaScale scale)
@@ -90,15 +117,35 @@ private:
         {
             case MantissaScale::Small:
                 return 1'000'000'000'000'000ULL;
+            case MantissaScale::LargeLegacy:
             case MantissaScale::Large:
                 return 1'000'000'000'000'000'000ULL;
             default:
-                // Since this can never be called outside a non-constexpr
-                // context, this throw assures that the build fails if an
+                // If called in a constexpr context, this throw assures that the build fails if an
                 // invalid scale is used.
-                throw std::runtime_error("Unknown mantissa scale");
+                throw std::runtime_error("Unknown mantissa scale");  // LCOV_EXCL_LINE
         }
     }
+
+    static constexpr CuspRoundingFix
+    isCuspFixEnabled(MantissaScale scale)
+    {
+        switch (scale)
+        {
+            case MantissaScale::Small:
+            case MantissaScale::LargeLegacy:
+                return CuspRoundingFix::Disabled;
+            case MantissaScale::Large:
+                return CuspRoundingFix::Enabled;
+            default:
+                // If called in a constexpr context, this throw assures that the build fails if an
+                // invalid scale is used.
+                throw std::runtime_error("Unknown mantissa scale");  // LCOV_EXCL_LINE
+        }
+    }
+
+    static std::unordered_map<MantissaScale, MantissaRange> const&
+    getRanges();
 };
 
 // Like std::integral, but only 64-bit integral types.
@@ -203,7 +250,7 @@ concept Integral64 = std::is_same_v<T, std::int64_t> || std::is_same_v<T, std::u
  * amendments are enabled to determine which result to expect.
  *
  */
-class Number
+class Number final
 {
     using rep = std::int64_t;
     using internalrep = MantissaRange::rep;
@@ -214,12 +261,12 @@ class Number
 
 public:
     // The range for the exponent when normalized
-    constexpr static int kMIN_EXPONENT = -32768;
-    constexpr static int kMAX_EXPONENT = 32768;
+    static constexpr int kMinExponent = -32768;
+    static constexpr int kMaxExponent = 32768;
 
-    constexpr static internalrep kMAX_REP = std::numeric_limits<rep>::max();
-    static_assert(kMAX_REP == 9'223'372'036'854'775'807);
-    static_assert(-kMAX_REP == std::numeric_limits<rep>::min() + 1);
+    static constexpr internalrep kMaxRep = std::numeric_limits<rep>::max();
+    static_assert(kMaxRep == 9'223'372'036'854'775'807);
+    static_assert(-kMaxRep == std::numeric_limits<rep>::min() + 1);
 
     // May need to make unchecked private
     struct Unchecked
@@ -409,69 +456,49 @@ public:
     static internalrep
     minMantissa()
     {
-        return kRANGE.get().min;
+        return kRange.get().min;
     }
 
     static internalrep
     maxMantissa()
     {
-        return kRANGE.get().max;
+        return kRange.get().max;
     }
 
     static int
     mantissaLog()
     {
-        return kRANGE.get().log;
+        return kRange.get().log;
     }
 
-    /// oneSmall is needed because the ranges are private
-    constexpr static Number
-    oneSmall();
-    /// oneLarge is needed because the ranges are private
-    constexpr static Number
-    oneLarge();
-
-    // And one is needed because it needs to choose between oneSmall and
-    // oneLarge based on the current range
     static Number
     one();
 
-    template <Integral64 T>
+    template <
+        auto MinMantissa,
+        auto MaxMantissa,
+        Integral64 T = std::decay_t<decltype(MinMantissa)>,
+        Integral64 TMax = std::decay_t<decltype(MaxMantissa)>>
     [[nodiscard]]
     std::pair<T, int>
-    normalizeToRange(T minMantissa, T maxMantissa) const;
+    normalizeToRange() const;
 
 private:
     static thread_local RoundingMode mode;
     // The available ranges for mantissa
 
-    constexpr static MantissaRange kSMALL_RANGE{MantissaRange::MantissaScale::Small};
-    static_assert(isPowerOfTen(kSMALL_RANGE.min));
-    static_assert(kSMALL_RANGE.min == 1'000'000'000'000'000LL);
-    static_assert(kSMALL_RANGE.max == 9'999'999'999'999'999LL);
-    static_assert(kSMALL_RANGE.log == 15);
-    static_assert(kSMALL_RANGE.min < kMAX_REP);
-    static_assert(kSMALL_RANGE.max < kMAX_REP);
-    constexpr static MantissaRange kLARGE_RANGE{MantissaRange::MantissaScale::Large};
-    static_assert(isPowerOfTen(kLARGE_RANGE.min));
-    static_assert(kLARGE_RANGE.min == 1'000'000'000'000'000'000ULL);
-    static_assert(kLARGE_RANGE.max == internalrep(9'999'999'999'999'999'999ULL));
-    static_assert(kLARGE_RANGE.log == 18);
-    static_assert(kLARGE_RANGE.min < kMAX_REP);
-    static_assert(kLARGE_RANGE.max > kMAX_REP);
-
     // The range for the mantissa when normalized.
     // Use reference_wrapper to avoid making copies, and prevent accidentally
     // changing the values inside the range.
-    static thread_local std::reference_wrapper<MantissaRange const> kRANGE;
+    static thread_local std::reference_wrapper<MantissaRange const> kRange;
 
     void
-    normalize();
+    normalize(MantissaRange const& range);
 
     /** Normalize Number components to an arbitrary range.
      *
      * min/maxMantissa are parameters because this function is used by both
-     * normalize(), which reads from kRANGE, and by normalizeToRange,
+     * normalize(), which reads from kRange, and by normalizeToRange,
      * which is public and can accept an arbitrary range from the caller.
      */
     template <class T>
@@ -481,7 +508,8 @@ private:
         T& mantissa,
         int& exponent,
         internalrep const& minMantissa,
-        internalrep const& maxMantissa);
+        internalrep const& maxMantissa,
+        MantissaRange::CuspRoundingFix cuspRoundingFixEnabled);
 
     template <class T>
     friend void
@@ -490,7 +518,8 @@ private:
         T& mantissa,
         int& exponent,
         MantissaRange::rep const& minMantissa,
-        MantissaRange::rep const& maxMantissa);
+        MantissaRange::rep const& maxMantissa,
+        MantissaRange::CuspRoundingFix cuspRoundingFixEnabled);
 
     [[nodiscard]] bool
     isnormal() const noexcept;
@@ -521,12 +550,12 @@ constexpr Number::Number(internalrep mantissa, int exponent, Unchecked) noexcept
 {
 }
 
-constexpr static Number kNUM_ZERO{};
+static constexpr Number kNumZero{};
 
 inline Number::Number(bool negative, internalrep mantissa, int exponent, Normalized)
     : Number(negative, mantissa, exponent, Unchecked{})
 {
-    normalize();
+    normalize(kRange);
 }
 
 inline Number::Number(internalrep mantissa, int exponent, Normalized)
@@ -552,10 +581,10 @@ constexpr Number::rep
 Number::mantissa() const noexcept
 {
     auto m = mantissa_;
-    if (m > kMAX_REP)
+    if (m > kMaxRep)
     {
         XRPL_ASSERT_PARTS(
-            !isnormal() || (m % 10 == 0 && m / 10 <= kMAX_REP),
+            !isnormal() || (m % 10 == 0 && m / 10 <= kMaxRep),
             "xrpl::Number::mantissa",
             "large normalized mantissa has no remainder");
         m /= 10;
@@ -573,10 +602,10 @@ constexpr int
 Number::exponent() const noexcept
 {
     auto e = exponent_;
-    if (mantissa_ > kMAX_REP)
+    if (mantissa_ > kMaxRep)
     {
         XRPL_ASSERT_PARTS(
-            !isnormal() || (mantissa_ % 10 == 0 && mantissa_ / 10 <= kMAX_REP),
+            !isnormal() || (mantissa_ % 10 == 0 && mantissa_ / 10 <= kMaxRep),
             "xrpl::Number::exponent",
             "large normalized mantissa has no remainder");
         ++e;
@@ -671,35 +700,44 @@ operator/(Number const& x, Number const& y)
 inline Number
 Number::min() noexcept
 {
-    return Number{false, kRANGE.get().min, kMIN_EXPONENT, Unchecked{}};
+    return Number{false, kRange.get().min, kMinExponent, Unchecked{}};
 }
 
 inline Number
 Number::max() noexcept
 {
-    return Number{false, std::min(kRANGE.get().max, kMAX_REP), kMAX_EXPONENT, Unchecked{}};
+    return Number{false, std::min(kRange.get().max, kMaxRep), kMaxExponent, Unchecked{}};
 }
 
 inline Number
 Number::lowest() noexcept
 {
-    return Number{true, std::min(kRANGE.get().max, kMAX_REP), kMAX_EXPONENT, Unchecked{}};
+    return Number{true, std::min(kRange.get().max, kMaxRep), kMaxExponent, Unchecked{}};
 }
 
 inline bool
 Number::isnormal() const noexcept
 {
-    MantissaRange const& range = kRANGE;
+    MantissaRange const& range = kRange;
     auto const absM = mantissa_;
     return *this == Number{} ||
-        (range.min <= absM && absM <= range.max && (absM <= kMAX_REP || absM % 10 == 0) &&
-         kMIN_EXPONENT <= exponent_ && exponent_ <= kMAX_EXPONENT);
+        (range.min <= absM && absM <= range.max && (absM <= kMaxRep || absM % 10 == 0) &&
+         kMinExponent <= exponent_ && exponent_ <= kMaxExponent);
 }
 
-template <Integral64 T>
+template <auto MinMantissa, auto MaxMantissa, Integral64 T, Integral64 TMax>
 std::pair<T, int>
-Number::normalizeToRange(T minMantissa, T maxMantissa) const
+Number::normalizeToRange() const
 {
+    static_assert(std::is_same_v<T, std::uint64_t> || std::is_same_v<T, std::int64_t>);
+    static_assert(std::is_same_v<T, TMax>);
+    auto constexpr kMIN = static_cast<T>(MinMantissa);
+    auto constexpr kMAX = static_cast<T>(MaxMantissa);
+    static_assert(kMIN > 0);
+    static_assert(kMIN % 10 == 0);
+    static_assert(kMAX % 10 == 9);
+    static_assert((kMAX + 1) / 10 == kMIN);
+
     bool negative = negative_;
     internalrep mantissa = mantissa_;
     int exponent = exponent_;
@@ -711,7 +749,10 @@ Number::normalizeToRange(T minMantissa, T maxMantissa) const
             "xrpl::Number::normalizeToRange",
             "Number is non-negative for unsigned range.");
     }
-    Number::normalize(negative, mantissa, exponent, minMantissa, maxMantissa);
+    // Don't need to worry about the cuspRounding fix because rounding up will never take the
+    // mantissa over maxMantissa with a ones digit value other than 0. 0 can safely be truncated.
+    Number::normalize(
+        negative, mantissa, exponent, kMIN, kMAX, MantissaRange::CuspRoundingFix::Disabled);
 
     auto const sign = negative ? -1 : 1;
     return std::make_pair(static_cast<T>(sign * mantissa), exponent);
@@ -763,6 +804,8 @@ to_string(MantissaRange::MantissaScale const& scale)
     {
         case MantissaRange::MantissaScale::Small:
             return "small";
+        case MantissaRange::MantissaScale::LargeLegacy:
+            return "largeLegacy";
         case MantissaRange::MantissaScale::Large:
             return "large";
         default:

include/xrpl/basics/SHAMapHash.h

@@ -21,12 +21,12 @@ public:
     }
 
     [[nodiscard]] uint256 const&
-    asUint256() const
+    asUInt256() const
     {
         return hash_;
     }
     uint256&
-    asUint256()
+    asUInt256()
     {
         return hash_;
     }
@@ -93,7 +93,7 @@ template <>
 inline std::size_t
 extract(SHAMapHash const& key)
 {
-    return *reinterpret_cast<std::size_t const*>(key.asUint256().data());
+    return *reinterpret_cast<std::size_t const*>(key.asUInt256().data());
 }
 
 }  // namespace xrpl

include/xrpl/basics/SharedWeakCachePointer.ipp

@@ -57,10 +57,10 @@ template <class T>
 std::shared_ptr<T> const&
 SharedWeakCachePointer<T>::getStrong() const
 {
-    static std::shared_ptr<T> const kEMPTY;
+    static std::shared_ptr<T> const kEmpty;
     if (auto p = std::get_if<std::shared_ptr<T>>(&combo_))
         return *p;
-    return kEMPTY;
+    return kEmpty;
 }
 
 template <class T>

include/xrpl/basics/StringUtilities.h

@@ -7,9 +7,11 @@
 #include <boost/utility/string_view.hpp>
 
 #include <array>
+#include <concepts>
 #include <cstdint>
 #include <optional>
 #include <string>
+#include <type_traits>
 
 namespace xrpl {
 
@@ -26,28 +28,39 @@ namespace xrpl {
 std::string
 sqlBlobLiteral(Blob const& blob);
 
+namespace detail {
+
+template <typename T>
+concept SomeChar = std::same_as<std::remove_cvref_t<T>, int8_t> ||
+    std::same_as<std::remove_cvref_t<T>, char> || std::same_as<std::remove_cvref_t<T>, uint8_t>;
+
+inline constexpr std::array<std::optional<int>, 256> const kDigitLookupTable = []() {
+    std::array<std::optional<int>, 256> t{};
+
+    for (int i = 0; i < 10; ++i)
+        t['0' + i] = i;
+
+    for (int i = 0; i < 6; ++i)
+    {
+        t['A' + i] = 10 + i;
+        t['a' + i] = 10 + i;
+    }
+
+    return t;
+}();
+
+inline std::optional<int>
+hexCharToInt(SomeChar auto hexChar)
+{
+    return kDigitLookupTable[static_cast<uint8_t>(hexChar)];
+}
+
+}  // namespace detail
+
 template <class Iterator>
 std::optional<Blob>
 strUnHex(std::size_t strSize, Iterator begin, Iterator end)
 {
-    static constexpr std::array<int, 256> const kDIGIT_LOOKUP_TABLE = []() {
-        std::array<int, 256> t{};
-
-        for (auto& x : t)
-            x = -1;
-
-        for (int i = 0; i < 10; ++i)
-            t['0' + i] = i;
-
-        for (int i = 0; i < 6; ++i)
-        {
-            t['A' + i] = 10 + i;
-            t['a' + i] = 10 + i;
-        }
-
-        return t;
-    }();
-
     Blob out;
 
     out.reserve((strSize + 1) / 2);
@@ -56,27 +69,26 @@ strUnHex(std::size_t strSize, Iterator begin, Iterator end)
 
     if (strSize & 1)
     {
-        int c = kDIGIT_LOOKUP_TABLE[*iter++];
-
-        if (c < 0)
+        auto const c = detail::hexCharToInt(*iter++);
+        if (!c.has_value())
             return {};
 
-        out.push_back(c);
+        out.push_back(static_cast<unsigned char>(*c));
     }
 
     while (iter != end)
     {
-        int const cHigh = kDIGIT_LOOKUP_TABLE[*iter++];
+        auto const cHigh = detail::hexCharToInt(*iter++);
 
-        if (cHigh < 0)
+        if (!cHigh.has_value())
             return {};
 
-        int const cLow = kDIGIT_LOOKUP_TABLE[*iter++];
+        auto const cLow = detail::hexCharToInt(*iter++);
 
-        if (cLow < 0)
+        if (!cLow.has_value())
             return {};
 
-        out.push_back(static_cast<unsigned char>((cHigh << 4) | cLow));
+        out.push_back(static_cast<unsigned char>((*cHigh << 4) | *cLow));
     }
 
     return {std::move(out)};
@@ -120,7 +132,7 @@ std::string
 trimWhitespace(std::string str);
 
 std::optional<std::uint64_t>
-toUint64(std::string const& s);
+toUInt64(std::string const& s);
 
 /** Determines if the given string looks like a TOML-file hosting domain.
 

include/xrpl/basics/StructuredLogging.h

@@ -1,320 +0,0 @@
-#pragma once
-
-#include <fmt/format.h>
-
-#include <concepts>
-#include <iterator>
-#include <string>
-#include <string_view>
-#include <type_traits>
-#include <utility>
-
-namespace xrpl {
-
-namespace detail {
-
-/**
- * @brief Concept that detects whether @c to_string(t) is a valid expression
- * returning something convertible to @c std::string.
- *
- * Because this concept lives inside @c namespace @c xrpl, unqualified lookup
- * will find every @c xrpl::to_string overload (e.g. for @c Number,
- * @c Currency, @c AccountID, @c XRPAmount, @c IOUAmount, @c Asset, etc.).
- * ADL further extends the search to any namespace associated with @p T.
- */
-template <typename T>
-concept HasToString = requires(std::remove_cvref_t<T> const& t) {
-    { to_string(t) } -> std::convertible_to<std::string>;
-};
-
-/**
- * @brief Escape a string for safe embedding in a JSON value.
- *
- * Escapes backslash, double-quote, and control characters (U+0000-U+001F)
- * according to RFC 8259 section 7.
- */
-inline void
-appendEscapedJsonString(std::string& dest, std::string_view sv)
-{
-    dest.reserve(dest.size() + sv.size() + 2);
-    dest += '"';
-    for (char const c : sv)
-    {
-        switch (c)
-        {
-            case '"':
-                dest += "\\\"";
-                break;
-            case '\\':
-                dest += "\\\\";
-                break;
-            case '\b':
-                dest += "\\b";
-                break;
-            case '\f':
-                dest += "\\f";
-                break;
-            case '\n':
-                dest += "\\n";
-                break;
-            case '\r':
-                dest += "\\r";
-                break;
-            case '\t':
-                dest += "\\t";
-                break;
-            default:
-                if (static_cast<unsigned char>(c) < 0x20)
-                {
-                    fmt::format_to(
-                        std::back_inserter(dest), "\\u{:04x}", static_cast<unsigned int>(c));
-                }
-                else
-                {
-                    dest += c;
-                }
-                break;
-        }
-    }
-    dest += '"';
-}
-
-/**
- * @brief Append a value formatted as a JSON fragment to @p dest.
- *
- * - @c bool \u2192 unquoted @c true / @c false
- * - integral (non-bool) \u2192 unquoted number
- * - floating-point \u2192 unquoted number
- * - types with @c to_string \u2192 quoted string via @c to_string
- * - everything else \u2192 quoted string obtained via @c fmt::format
- *
- * @tparam T The value type.
- * @param dest The string to append the JSON fragment to.
- * @param value The value to format.
- */
-template <typename T>
-void
-appendJsonValue(std::string& dest, T const& value)
-{
-    if constexpr (std::is_same_v<T, bool>)
-    {
-        dest += value ? "true" : "false";
-    }
-    else if constexpr (std::is_integral_v<T>)
-    {
-        dest += std::to_string(value);
-    }
-    else if constexpr (std::is_floating_point_v<T>)
-    {
-        dest += std::to_string(value);
-    }
-    else if constexpr (HasToString<T>)
-    {
-        appendEscapedJsonString(dest, to_string(value));
-    }
-    else
-    {
-        appendEscapedJsonString(dest, fmt::format("{}", value));
-    }
-}
-
-/**
- * @brief Append a @c "key":value JSON field to @p dest.
- *
- * Inserts a comma separator when @p dest already contains fields.
- * The value is formatted by @ref appendJsonValue.
- */
-template <typename T>
-void
-appendJsonField(std::string& dest, std::string_view key, T const& value)
-{
-    if (!dest.empty())
-        dest += ',';
-    appendEscapedJsonString(dest, key);
-    dest += ':';
-    appendJsonValue(dest, value);
-}
-
-/**
- * @brief Append a @c key=value plain-text field to @p dest.
- *
- * Inserts a space separator when @p dest already contains fields.
- */
-template <typename T>
-void
-appendTextField(std::string& dest, std::string_view key, T const& value)
-{
-    if (!dest.empty())
-        dest += ' ';
-    if constexpr (HasToString<T>)
-    {
-        fmt::format_to(std::back_inserter(dest), "{}={}", key, to_string(value));
-    }
-    else
-    {
-        fmt::format_to(std::back_inserter(dest), "{}={}", key, value);
-    }
-}
-
-/** @brief Internal builder used by @ref buildJsonPattern.
- *
- *  Not part of the public API — use @ref buildJsonPattern instead.
- */
-class JsonLoggingPatternBuilder
-{
-    std::string fields_;
-
-    static constexpr std::string_view kMESSAGE_FIELD = "\"message\": %v";
-
-    static std::string
-    extractFields(std::string_view pattern)
-    {
-        if (!pattern.empty() && pattern.front() == '{')
-            pattern.remove_prefix(1);
-        // Strip the trailing message field: `"message": %v }` or `"message": %v }`
-        if (auto pos = pattern.rfind(kMESSAGE_FIELD); pos != std::string_view::npos)
-        {
-            // Also strip the leading ", " separator if present
-            auto end = pos;
-            if (end >= 2 && pattern.substr(end - 2, 2) == ", ")
-                end -= 2;
-            pattern = pattern.substr(0, end);
-        }
-        return std::string(pattern);
-    }
-
-public:
-    JsonLoggingPatternBuilder() = default;
-
-    explicit JsonLoggingPatternBuilder(std::string_view existingPattern)
-        : fields_(extractFields(existingPattern))
-    {
-    }
-
-    /** @brief Add a field. Delegates to @ref appendJsonField. */
-    template <typename T>
-    JsonLoggingPatternBuilder&
-    add(std::string_view key, T const& value)
-    {
-        appendJsonField(fields_, key, value);
-        return *this;
-    }
-
-    [[nodiscard]] std::string
-    build() const
-    {
-        std::string result = "{";
-        result += fields_;
-        if (!fields_.empty())
-            result += ", ";
-        result += kMESSAGE_FIELD;
-        result += " }";
-        return result;
-    }
-};
-
-}  // namespace detail
-
-namespace log {
-
-/**
- * @brief Holds a named log parameter with its value.
- *
- * Constructed via the @ref param helper function. Designed to be passed
- * into Logger::Pump (the integration with Pump will be added later).
- *
- * @tparam T The value type.
- */
-template <typename T>
-class Parameter
-{
-    std::string name_;
-    T value_;
-
-public:
-    Parameter(std::string_view name, T value) : name_(name), value_(std::move(value))
-    {
-    }
-
-    /** @brief Get the parameter name. */
-    [[nodiscard]] std::string_view
-    name() const
-    {
-        return name_;
-    }
-
-    /** @brief Get the parameter value. */
-    [[nodiscard]] T const&
-    value() const&
-    {
-        return value_;
-    }
-
-    /** @brief Get the parameter value. */
-    [[nodiscard]] T&
-    value() &
-    {
-        return value_;
-    }
-
-    /** @brief Get the parameter value. */
-    [[nodiscard]] T&&
-    value() &&
-    {
-        return std::move(value_);
-    }
-};
-
-/**
- * @brief Create a named log parameter.
- *
- * @tparam T The value type (deduced).
- * @param name The parameter name (JSON key).
- * @param value The parameter value.
- * @return A Parameter holding the name and value.
- */
-template <typename T>
-[[nodiscard]] Parameter<std::decay_t<T>>
-param(std::string_view name, T&& value)
-{
-    return Parameter<std::decay_t<T>>{name, value};
-}
-
-}  // namespace log
-
-/**
- * @brief Build or extend a JSON log pattern from @ref log::Parameter objects.
- *
- * Each parameter's name becomes a JSON key and its value becomes the
- * corresponding JSON value in the spdlog pattern string.  String-like
- * values are treated as spdlog pattern flags (e.g. @c "%%n", @c "%%l");
- * numeric and boolean values are embedded as literals.
- *
- * @code
- *     // Build from scratch (empty existing pattern)
- *     auto pattern = buildJsonPattern("",
- *         log::param("channel", std::string_view("%n")),
- *         log::param("level",   std::string_view("%l")));
- *
- *     // Extend an existing pattern with extra fields
- *     auto extended = buildJsonPattern(pattern,
- *         log::param("trace_id", traceId));
- * @endcode
- *
- * @tparam Ts  Value types of the parameters.
- * @param existingPattern  A pattern previously produced by build() or an
- *                         empty string to start fresh.
- * @param params  The parameters to add as JSON fields.
- * @return The spdlog-compatible JSON pattern string.
- */
-template <typename... Ts>
-[[nodiscard]] std::string
-buildJsonPattern(std::string_view existingPattern, log::Parameter<Ts> const&... params)
-{
-    // NOLINTNEXTLINE(misc-const-correctness)
-    detail::JsonLoggingPatternBuilder builder(existingPattern);
-    (builder.add(params.name(), params.value()), ...);
-    return builder.build();
-}
-
-}  // namespace xrpl

include/xrpl/basics/TaggedCache.h

@@ -181,14 +181,14 @@ private:
             beast::insight::Collector::ptr const& collector)
             : hook(collector->makeHook(handler))
             , size(collector->makeGauge(prefix, "size"))
-            , hit_rate(collector->makeGauge(prefix, "hit_rate"))
+            , hitRate(collector->makeGauge(prefix, "hit_rate"))
 
         {
         }
 
         beast::insight::Hook hook;
         beast::insight::Gauge size;
-        beast::insight::Gauge hit_rate;
+        beast::insight::Gauge hitRate;
 
         std::size_t hits{0};
         std::size_t misses{0};
@@ -197,16 +197,16 @@ private:
     class KeyOnlyEntry
     {
     public:
-        clock_type::time_point last_access;
+        clock_type::time_point lastAccess;
 
-        explicit KeyOnlyEntry(clock_type::time_point const& lastAccess) : last_access(lastAccess)
+        explicit KeyOnlyEntry(clock_type::time_point const& lastAccess) : lastAccess(lastAccess)
         {
         }
 
         void
         touch(clock_type::time_point const& now)
         {
-            last_access = now;
+            lastAccess = now;
         }
     };
 
@@ -214,10 +214,10 @@ private:
     {
     public:
         shared_weak_combo_pointer_type ptr;
-        clock_type::time_point last_access;
+        clock_type::time_point lastAccess;
 
         ValueEntry(clock_type::time_point const& lastAccess, shared_pointer_type const& ptr)
-            : ptr(ptr), last_access(lastAccess)
+            : ptr(ptr), lastAccess(lastAccess)
         {
         }
 
@@ -246,7 +246,7 @@ private:
         void
         touch(clock_type::time_point const& now)
         {
-            last_access = now;
+            lastAccess = now;
         }
     };
 
@@ -286,13 +286,13 @@ private:
     std::string name_;
 
     // Desired number of cache entries (0 = ignore)
-    int const target_size_;
+    int const targetSize_;
 
     // Desired maximum cache age
-    clock_type::duration const target_age_;
+    clock_type::duration const targetAge_;
 
     // Number of items cached
-    int cache_count_{0};
+    int cacheCount_{0};
     cache_type cache_;  // Hold strong reference to recent objects
     std::uint64_t hits_{0};
     std::uint64_t misses_{0};

include/xrpl/basics/TaggedCache.ipp

@@ -34,8 +34,8 @@ inline TaggedCache<
     , clock_(clock)
     , stats_(name, std::bind(&TaggedCache::collectMetrics, this), collector)
     , name_(name)
-    , target_size_(size)
-    , target_age_(expiration)
+    , targetSize_(size)
+    , targetAge_(expiration)
 {
 }
 
@@ -86,7 +86,7 @@ TaggedCache<Key, T, IsKeyCache, SharedWeakUnionPointer, SharedPointerType, Hash,
     getCacheSize() const
 {
     std::scoped_lock const lock(mutex_);
-    return cache_count_;
+    return cacheCount_;
 }
 
 template <
@@ -139,7 +139,7 @@ TaggedCache<Key, T, IsKeyCache, SharedWeakUnionPointer, SharedPointerType, Hash,
 {
     std::scoped_lock const lock(mutex_);
     cache_.clear();
-    cache_count_ = 0;
+    cacheCount_ = 0;
 }
 
 template <
@@ -157,7 +157,7 @@ TaggedCache<Key, T, IsKeyCache, SharedWeakUnionPointer, SharedPointerType, Hash,
 {
     std::scoped_lock const lock(mutex_);
     cache_.clear();
-    cache_count_ = 0;
+    cacheCount_ = 0;
     hits_ = 0;
     misses_ = 0;
 }
@@ -213,21 +213,21 @@ TaggedCache<Key, T, IsKeyCache, SharedWeakUnionPointer, SharedPointerType, Hash,
     {
         std::scoped_lock const lock(mutex_);
 
-        if (target_size_ == 0 || (static_cast<int>(cache_.size()) <= target_size_))
+        if (targetSize_ == 0 || (static_cast<int>(cache_.size()) <= targetSize_))
         {
-            whenExpire = now - target_age_;
+            whenExpire = now - targetAge_;
         }
         else
         {
-            whenExpire = now - (target_age_ * target_size_ / cache_.size());
+            whenExpire = now - (targetAge_ * targetSize_ / cache_.size());
 
             clock_type::duration const minimumAge(std::chrono::seconds(1));
             if (whenExpire > (now - minimumAge))
                 whenExpire = now - minimumAge;
 
             JLOG(journal_.trace())
-                << name_ << " is growing fast " << cache_.size() << " of " << target_size_
-                << " aging at " << (now - whenExpire).count() << " of " << target_age_.count();
+                << name_ << " is growing fast " << cache_.size() << " of " << targetSize_
+                << " aging at " << (now - whenExpire).count() << " of " << targetAge_.count();
         }
 
         std::vector<std::thread> workers;
@@ -242,7 +242,7 @@ TaggedCache<Key, T, IsKeyCache, SharedWeakUnionPointer, SharedPointerType, Hash,
         for (std::thread& worker : workers)
             worker.join();
 
-        cache_count_ -= allRemovals;
+        cacheCount_ -= allRemovals;
     }
     // At this point allStuffToSweep will go out of scope outside the lock
     // and decrement the reference count on each strong pointer.
@@ -280,7 +280,7 @@ TaggedCache<Key, T, IsKeyCache, SharedWeakUnionPointer, SharedPointerType, Hash,
 
     if (entry.isCached())
     {
-        --cache_count_;
+        --cacheCount_;
         entry.ptr.convertToWeak();
         ret = true;
     }
@@ -317,7 +317,7 @@ TaggedCache<Key, T, IsKeyCache, SharedWeakUnionPointer, SharedPointerType, Hash,
             std::piecewise_construct,
             std::forward_as_tuple(key),
             std::forward_as_tuple(clock_.now(), data));
-        ++cache_count_;
+        ++cacheCount_;
         return false;
     }
 
@@ -366,12 +366,12 @@ TaggedCache<Key, T, IsKeyCache, SharedWeakUnionPointer, SharedPointerType, Hash,
             data = cachedData;
         }
 
-        ++cache_count_;
+        ++cacheCount_;
         return true;
     }
 
     entry.ptr = data;
-    ++cache_count_;
+    ++cacheCount_;
 
     return false;
 }
@@ -477,7 +477,7 @@ TaggedCache<Key, T, IsKeyCache, SharedWeakUnionPointer, SharedPointerType, Hash,
     auto [it, inserted] = cache_.emplace(
         std::piecewise_construct, std::forward_as_tuple(key), std::forward_as_tuple(now));
     if (!inserted)
-        it->second.last_access = now;
+        it->second.lastAccess = now;
     return inserted;
 }
 
@@ -626,7 +626,7 @@ TaggedCache<Key, T, IsKeyCache, SharedWeakUnionPointer, SharedPointerType, Hash,
     if (entry.isCached())
     {
         // independent of cache size, so not counted as a hit
-        ++cache_count_;
+        ++cacheCount_;
         entry.touch(clock_.now());
         return entry.ptr.getStrong();
     }
@@ -658,7 +658,7 @@ TaggedCache<Key, T, IsKeyCache, SharedWeakUnionPointer, SharedPointerType, Hash,
             if (total != 0)
                 hitRate = (hits_ * 100) / total;
         }
-        stats_.hit_rate.set(hitRate);
+        stats_.hitRate.set(hitRate);
     }
 }
 
@@ -706,7 +706,7 @@ TaggedCache<Key, T, IsKeyCache, SharedWeakUnionPointer, SharedPointerType, Hash,
                         ++cit;
                     }
                 }
-                else if (cit->second.last_access <= whenExpire)
+                else if (cit->second.lastAccess <= whenExpire)
                 {
                     // strong, expired
                     ++cacheRemovals;
@@ -773,12 +773,12 @@ TaggedCache<Key, T, IsKeyCache, SharedWeakUnionPointer, SharedPointerType, Hash,
             auto cit = partition.begin();
             while (cit != partition.end())
             {
-                if (cit->second.last_access > now)
+                if (cit->second.lastAccess > now)
                 {
-                    cit->second.last_access = now;
+                    cit->second.lastAccess = now;
                     ++cit;
                 }
-                else if (cit->second.last_access <= whenExpire)
+                else if (cit->second.lastAccess <= whenExpire)
                 {
                     cit = partition.erase(cit);
                 }

include/xrpl/basics/UptimeClock.h

@@ -30,8 +30,8 @@ public:
     now();  // seconds since xrpld program start
 
 private:
-    static std::atomic<rep> kNOW;
-    static std::atomic<bool> kSTOP;
+    static std::atomic<rep> kNow;
+    static std::atomic<bool> kStop;
 
     struct UpdateThread : private std::thread
     {

include/xrpl/basics/base_uint.h

@@ -46,6 +46,11 @@ struct IsContiguousContainer<Slice> : std::true_type
 {
 };
 
+template <typename...>
+struct AlwaysFalseT : std::bool_constant<false>
+{
+};
+
 }  // namespace detail
 
 /** Integers of any length that is a multiple of 32-bits
@@ -62,18 +67,18 @@ struct IsContiguousContainer<Slice> : std::true_type
                       number of bits.
  */
 template <std::size_t Bits, class Tag = void>
-class BaseUint
+class BaseUInt
 {
     static_assert((Bits % 32) == 0, "The length of a base_uint in bits must be a multiple of 32.");
 
     static_assert(Bits >= 64, "The length of a base_uint in bits must be at least 64.");
 
-    static constexpr std::size_t kWIDTH = Bits / 32;
+    static constexpr std::size_t kWidth = Bits / 32;
 
     // This is really big-endian in byte order.
     // We sometimes use std::uint32_t for speed.
 
-    std::array<std::uint32_t, kWIDTH> data_;
+    std::array<std::uint32_t, kWidth> data_;
 
 public:
     //--------------------------------------------------------------------------
@@ -81,8 +86,8 @@ public:
     // STL Container Interface
     //
 
-    static std::size_t constexpr kBYTES = Bits / 8;
-    static_assert(sizeof(data_) == kBYTES, "");
+    static constexpr std::size_t kBytes = Bits / 8;
+    static_assert(sizeof(data_) == kBytes, "");
 
     using size_type = std::size_t;
     using difference_type = std::ptrdiff_t;
@@ -116,7 +121,7 @@ public:
     iterator
     end()
     {
-        return data() + kBYTES;
+        return data() + kBytes;
     }
     [[nodiscard]] const_iterator
     begin() const
@@ -126,7 +131,7 @@ public:
     [[nodiscard]] const_iterator
     end() const
     {
-        return data() + kBYTES;
+        return data() + kBytes;
     }
     [[nodiscard]] const_iterator
     cbegin() const
@@ -136,7 +141,7 @@ public:
     [[nodiscard]] const_iterator
     cend() const
     {
-        return data() + kBYTES;
+        return data() + kBytes;
     }
 
     /** Value hashing function.
@@ -160,9 +165,9 @@ private:
         explicit VoidHelper() = default;
     };
 
-    explicit BaseUint(void const* data, VoidHelper)
+    explicit BaseUInt(void const* data, VoidHelper)
     {
-        memcpy(data_.data(), data, kBYTES);
+        memcpy(data_.data(), data, kBytes);
     }
 
     // Helper function to initialize a base_uint from a std::string_view.
@@ -244,15 +249,15 @@ private:
     }
 
 public:
-    constexpr BaseUint() : data_{}
+    constexpr BaseUInt() : data_{}
     {
     }
 
-    constexpr BaseUint(beast::Zero) : data_{}
+    constexpr BaseUInt(beast::Zero) : data_{}
     {
     }
 
-    explicit BaseUint(std::uint64_t b)
+    explicit BaseUInt(std::uint64_t b)
     {
         *this = b;
     }
@@ -260,7 +265,7 @@ public:
     // This constructor is intended to be used at compile time since it might
     // throw at runtime.  Consider declaring this constructor consteval once
     // we get to C++23.
-    explicit constexpr BaseUint(std::string_view sv) noexcept(false)
+    explicit constexpr BaseUInt(std::string_view sv) noexcept(false)
         : data_(parseFromStringViewThrows(sv))
     {
     }
@@ -270,24 +275,42 @@ public:
         class = std::enable_if_t<
             detail::IsContiguousContainer<Container>::value &&
             std::is_trivially_copyable_v<typename Container::value_type>>>
-    explicit BaseUint(Container const& c)
+    explicit BaseUInt(Container const& c)
     {
+        // Use AlwaysFalseT so the static_assert condition is dependent
+        // and only triggers when this constructor template is instantiated.
+        static_assert(
+            detail::AlwaysFalseT<Container>::value,
+            "This constructor is not intended to be used and will be soon removed. "
+            "Use base_uint::fromRaw instead.");
+    }
+
+    template <
+        class Container,
+        class = std::enable_if_t<
+            detail::IsContiguousContainer<Container>::value &&
+            std::is_trivially_copyable_v<typename Container::value_type>>>
+    static BaseUInt
+    fromRaw(Container const& c)
+    {
+        BaseUInt result;
         XRPL_ASSERT(
             c.size() * sizeof(typename Container::value_type) == size(),
-            "xrpl::base_uint::base_uint(Container auto) : input size match");
-        std::memcpy(data_.data(), c.data(), size());
+            "xrpl::BaseUInt::fromRaw(Container auto) : input size match");
+        std::memcpy(result.data_.data(), c.data(), size());
+        return result;
     }
 
     template <class Container>
     std::enable_if_t<
         detail::IsContiguousContainer<Container>::value &&
             std::is_trivially_copyable_v<typename Container::value_type>,
-        BaseUint&>
+        BaseUInt&>
     operator=(Container const& c)
     {
         XRPL_ASSERT(
             c.size() * sizeof(typename Container::value_type) == size(),
-            "xrpl::base_uint::operator=(Container auto) : input size match");
+            "xrpl::BaseUInt::operator=(Container auto) : input size match");
         std::memcpy(data_.data(), c.data(), size());
         return *this;
     }
@@ -295,14 +318,14 @@ public:
     /* Construct from a raw pointer.
         The buffer pointed to by `data` must be at least Bits/8 bytes.
     */
-    static BaseUint
+    static BaseUInt
     fromVoid(void const* data)
     {
-        return BaseUint(data, VoidHelper());
+        return BaseUInt(data, VoidHelper());
     }
 
     template <class T>
-    static std::optional<BaseUint>
+    static std::optional<BaseUInt>
     fromVoidChecked(T const& from)
     {
         if (from.size() != size())
@@ -313,7 +336,7 @@ public:
     [[nodiscard]] constexpr int
     signum() const
     {
-        for (int i = 0; i < kWIDTH; i++)
+        for (int i = 0; i < kWidth; i++)
         {
             if (data_[i] != 0)
                 return 1;
@@ -325,24 +348,24 @@ public:
     bool
     operator!() const
     {
-        return *this == beast::kZERO;
+        return *this == beast::kZero;
     }
 
-    constexpr BaseUint
+    constexpr BaseUInt
     operator~() const
     {
-        BaseUint ret;
+        BaseUInt ret;
 
-        for (int i = 0; i < kWIDTH; i++)
+        for (int i = 0; i < kWidth; i++)
             ret.data_[i] = ~data_[i];
 
         return ret;
     }
 
-    BaseUint&
+    BaseUInt&
     operator=(std::uint64_t uHost)
     {
-        *this = beast::kZERO;
+        *this = beast::kZero;
         // NOLINTBEGIN(cppcoreguidelines-pro-type-member-init)
         union
         {
@@ -352,43 +375,43 @@ public:
         // NOLINTEND(cppcoreguidelines-pro-type-member-init)
         // Put in least significant bits.
         ul = boost::endian::native_to_big(uHost);
-        data_[kWIDTH - 2] = u[0];
-        data_[kWIDTH - 1] = u[1];
+        data_[kWidth - 2] = u[0];
+        data_[kWidth - 1] = u[1];
         return *this;
     }
 
-    BaseUint&
-    operator^=(BaseUint const& b)
+    BaseUInt&
+    operator^=(BaseUInt const& b)
     {
-        for (int i = 0; i < kWIDTH; i++)
+        for (int i = 0; i < kWidth; i++)
             data_[i] ^= b.data_[i];
 
         return *this;
     }
 
-    BaseUint&
-    operator&=(BaseUint const& b)
+    BaseUInt&
+    operator&=(BaseUInt const& b)
     {
-        for (int i = 0; i < kWIDTH; i++)
+        for (int i = 0; i < kWidth; i++)
             data_[i] &= b.data_[i];
 
         return *this;
     }
 
-    BaseUint&
-    operator|=(BaseUint const& b)
+    BaseUInt&
+    operator|=(BaseUInt const& b)
     {
-        for (int i = 0; i < kWIDTH; i++)
+        for (int i = 0; i < kWidth; i++)
             data_[i] |= b.data_[i];
 
         return *this;
     }
 
-    BaseUint&
+    BaseUInt&
     operator++()
     {
         // prefix operator
-        for (int i = kWIDTH - 1; i >= 0; --i)
+        for (int i = kWidth - 1; i >= 0; --i)
         {
             data_[i] = boost::endian::native_to_big(boost::endian::big_to_native(data_[i]) + 1);
             if (data_[i] != 0)
@@ -398,20 +421,20 @@ public:
         return *this;
     }
 
-    BaseUint
+    BaseUInt
     operator++(int)
     {
         // postfix operator
-        BaseUint const ret = *this;
+        BaseUInt const ret = *this;
         ++(*this);
 
         return ret;
     }
 
-    BaseUint&
+    BaseUInt&
     operator--()
     {
-        for (int i = kWIDTH - 1; i >= 0; --i)
+        for (int i = kWidth - 1; i >= 0; --i)
         {
             auto prev = data_[i];
             data_[i] = boost::endian::native_to_big(boost::endian::big_to_native(data_[i]) - 1);
@@ -423,36 +446,36 @@ public:
         return *this;
     }
 
-    BaseUint
+    BaseUInt
     operator--(int)
     {
         // postfix operator
-        BaseUint const ret = *this;
+        BaseUInt const ret = *this;
         --(*this);
 
         return ret;
     }
 
-    [[nodiscard]] BaseUint
+    [[nodiscard]] BaseUInt
     next() const
     {
         auto ret = *this;
         return ++ret;
     }
 
-    [[nodiscard]] BaseUint
+    [[nodiscard]] BaseUInt
     prev() const
     {
         auto ret = *this;
         return --ret;
     }
 
-    BaseUint&
-    operator+=(BaseUint const& b)
+    BaseUInt&
+    operator+=(BaseUInt const& b)
     {
         std::uint64_t carry = 0;
 
-        for (int i = kWIDTH - 1; i >= 0; i--)
+        for (int i = kWidth - 1; i >= 0; i--)
         {
             std::uint64_t const n = carry + boost::endian::big_to_native(data_[i]) +
                 boost::endian::big_to_native(b.data_[i]);
@@ -466,7 +489,7 @@ public:
 
     template <class Hasher>
     friend void
-    hash_append(Hasher& h, BaseUint const& a) noexcept
+    hash_append(Hasher& h, BaseUInt const& a) noexcept
     {
         // Do not allow any endian transformations on this memory
         h(a.data_.data(), sizeof(a.data_));
@@ -503,13 +526,13 @@ public:
         return parseHex(std::string_view{str});
     }
 
-    constexpr static std::size_t
+    static constexpr std::size_t
     size()
     {
-        return kBYTES;
+        return kBytes;
     }
 
-    BaseUint<Bits, Tag>&
+    BaseUInt<Bits, Tag>&
     operator=(beast::Zero)
     {
         data_.fill(0);
@@ -520,28 +543,28 @@ public:
     [[nodiscard]] bool
     isZero() const
     {
-        return *this == beast::kZERO;
+        return *this == beast::kZero;
     }
     [[nodiscard]] bool
     isNonZero() const
     {
-        return *this != beast::kZERO;
+        return *this != beast::kZero;
     }
     void
     zero()
     {
-        *this = beast::kZERO;
+        *this = beast::kZero;
     }
 };
 
-using uint128 = BaseUint<128>;
-using uint160 = BaseUint<160>;
-using uint256 = BaseUint<256>;
-using uint192 = BaseUint<192>;
+using uint128 = BaseUInt<128>;
+using uint160 = BaseUInt<160>;
+using uint256 = BaseUInt<256>;
+using uint192 = BaseUInt<192>;
 
 template <std::size_t Bits, class Tag>
 [[nodiscard]] constexpr std::strong_ordering
-operator<=>(BaseUint<Bits, Tag> const& lhs, BaseUint<Bits, Tag> const& rhs)
+operator<=>(BaseUInt<Bits, Tag> const& lhs, BaseUInt<Bits, Tag> const& rhs)
 {
     // This comparison might seem wrong on a casual inspection because it
     // compares data internally stored as std::uint32_t byte-by-byte. But
@@ -562,7 +585,7 @@ operator<=>(BaseUint<Bits, Tag> const& lhs, BaseUint<Bits, Tag> const& rhs)
 
 template <std::size_t Bits, typename Tag>
 [[nodiscard]] constexpr bool
-operator==(BaseUint<Bits, Tag> const& lhs, BaseUint<Bits, Tag> const& rhs)
+operator==(BaseUInt<Bits, Tag> const& lhs, BaseUInt<Bits, Tag> const& rhs)
 {
     return (lhs <=> rhs) == 0;
 }
@@ -570,59 +593,59 @@ operator==(BaseUint<Bits, Tag> const& lhs, BaseUint<Bits, Tag> const& rhs)
 //------------------------------------------------------------------------------
 template <std::size_t Bits, class Tag>
 constexpr bool
-operator==(BaseUint<Bits, Tag> const& a, std::uint64_t b)
+operator==(BaseUInt<Bits, Tag> const& a, std::uint64_t b)
 {
-    return a == BaseUint<Bits, Tag>(b);
+    return a == BaseUInt<Bits, Tag>(b);
 }
 
 //------------------------------------------------------------------------------
 template <std::size_t Bits, class Tag>
-constexpr BaseUint<Bits, Tag>
-operator^(BaseUint<Bits, Tag> const& a, BaseUint<Bits, Tag> const& b)
+constexpr BaseUInt<Bits, Tag>
+operator^(BaseUInt<Bits, Tag> const& a, BaseUInt<Bits, Tag> const& b)
 {
-    return BaseUint<Bits, Tag>(a) ^= b;
+    return BaseUInt<Bits, Tag>(a) ^= b;
 }
 
 template <std::size_t Bits, class Tag>
-constexpr BaseUint<Bits, Tag>
-operator&(BaseUint<Bits, Tag> const& a, BaseUint<Bits, Tag> const& b)
+constexpr BaseUInt<Bits, Tag>
+operator&(BaseUInt<Bits, Tag> const& a, BaseUInt<Bits, Tag> const& b)
 {
-    return BaseUint<Bits, Tag>(a) &= b;
+    return BaseUInt<Bits, Tag>(a) &= b;
 }
 
 template <std::size_t Bits, class Tag>
-constexpr BaseUint<Bits, Tag>
-operator|(BaseUint<Bits, Tag> const& a, BaseUint<Bits, Tag> const& b)
+constexpr BaseUInt<Bits, Tag>
+operator|(BaseUInt<Bits, Tag> const& a, BaseUInt<Bits, Tag> const& b)
 {
-    return BaseUint<Bits, Tag>(a) |= b;
+    return BaseUInt<Bits, Tag>(a) |= b;
 }
 
 template <std::size_t Bits, class Tag>
-constexpr BaseUint<Bits, Tag>
-operator+(BaseUint<Bits, Tag> const& a, BaseUint<Bits, Tag> const& b)
+constexpr BaseUInt<Bits, Tag>
+operator+(BaseUInt<Bits, Tag> const& a, BaseUInt<Bits, Tag> const& b)
 {
-    return BaseUint<Bits, Tag>(a) += b;
+    return BaseUInt<Bits, Tag>(a) += b;
 }
 
 //------------------------------------------------------------------------------
 template <std::size_t Bits, class Tag>
 inline std::string
-to_string(BaseUint<Bits, Tag> const& a)
+to_string(BaseUInt<Bits, Tag> const& a)
 {
     return strHex(a.cbegin(), a.cend());
 }
 
 template <std::size_t Bits, class Tag>
 inline std::string
-toShortString(BaseUint<Bits, Tag> const& a)
+toShortString(BaseUInt<Bits, Tag> const& a)
 {
-    static_assert(BaseUint<Bits, Tag>::kBYTES > 4, "For 4 bytes or less, use a native type");
+    static_assert(BaseUInt<Bits, Tag>::kBytes > 4, "For 4 bytes or less, use a native type");
     return strHex(a.cbegin(), a.cbegin() + 4) + "...";
 }
 
 template <std::size_t Bits, class Tag>
 inline std::ostream&
-operator<<(std::ostream& out, BaseUint<Bits, Tag> const& u)
+operator<<(std::ostream& out, BaseUInt<Bits, Tag> const& u)
 {
     return out << to_string(u);
 }
@@ -650,7 +673,7 @@ static_assert(sizeof(uint256) == 256 / 8, "There should be no padding bytes");
 namespace beast {
 
 template <std::size_t Bits, class Tag>
-struct IsUniquelyRepresented<xrpl::BaseUint<Bits, Tag>> : public std::true_type
+struct IsUniquelyRepresented<xrpl::BaseUInt<Bits, Tag>> : public std::true_type
 {
     explicit IsUniquelyRepresented() = default;
 };

include/xrpl/basics/chrono.h

@@ -30,10 +30,10 @@ using weeks = std::chrono::duration<int, std::ratio_multiply<days::period, std::
     = seconds(946684800)
 */
 
-constexpr static std::chrono::seconds kEPOCH_OFFSET =
+static constexpr std::chrono::seconds kEpochOffset =
     date::sys_days{date::year{2000} / 1 / 1} - date::sys_days{date::year{1970} / 1 / 1};
 
-static_assert(kEPOCH_OFFSET.count() == 946684800);
+static_assert(kEpochOffset.count() == 946684800);
 
 class NetClock
 {
@@ -60,7 +60,7 @@ to_string(NetClock::time_point tp)
 {
     // 2000-01-01 00:00:00 UTC is 946684800s from 1970-01-01 00:00:00 UTC
     using namespace std::chrono;
-    return to_string(system_clock::time_point{tp.time_since_epoch() + kEPOCH_OFFSET});
+    return to_string(system_clock::time_point{tp.time_since_epoch() + kEpochOffset});
 }
 
 template <class Duration>
@@ -77,7 +77,7 @@ toStringIso(NetClock::time_point tp)
     // 2000-01-01 00:00:00 UTC is 946684800s from 1970-01-01 00:00:00 UTC
     // Note, NetClock::duration is seconds, as checked by static_assert
     static_assert(std::is_same_v<NetClock::duration::period, std::ratio<1>>);
-    return toStringIso(date::sys_time<NetClock::duration>{tp.time_since_epoch() + kEPOCH_OFFSET});
+    return toStringIso(date::sys_time<NetClock::duration>{tp.time_since_epoch() + kEpochOffset});
 }
 
 /** A clock for measuring elapsed time.

include/xrpl/basics/hardened_hash.h

@@ -31,9 +31,9 @@ makeSeedPair() noexcept
         // state_t(state_t const&) = delete;
         // state_t& operator=(state_t const&) = delete;
     };
-    static StateT kSTATE;
-    std::scoped_lock const lock(kSTATE.mutex);
-    return {kSTATE.dist(kSTATE.gen), kSTATE.dist(kSTATE.gen)};
+    static StateT kState;
+    std::scoped_lock const lock(kState.mutex);
+    return {kState.dist(kState.gen), kState.dist(kState.gen)};
 }
 
 }  // namespace detail

include/xrpl/basics/mulDiv.h

@@ -5,7 +5,7 @@
 #include <optional>
 
 namespace xrpl {
-auto constexpr kMULDIV_MAX = std::numeric_limits<std::uint64_t>::max();
+constexpr auto kMuldivMax = std::numeric_limits<std::uint64_t>::max();
 
 /** Return value*mul/div accurately.
     Computes the result of the multiplication and division in

include/xrpl/basics/partitioned_unordered_map.h

@@ -236,7 +236,7 @@ public:
         map_.resize(partitions_);
         XRPL_ASSERT(
             partitions_,
-            "xrpl::partitioned_unordered_map::partitioned_unordered_map : "
+            "xrpl::PartitionedUnorderedMap::PartitionedUnorderedMap : "
             "nonzero partitions");
     }
 

include/xrpl/basics/random.h

@@ -47,7 +47,7 @@ inline beast::xor_shift_engine&
 defaultPrng()
 {
     // This is used to seed the thread-specific PRNGs on demand
-    static beast::xor_shift_engine kSEEDER = [] {
+    static beast::xor_shift_engine kSeeder = [] {
         std::random_device rng;
         std::uniform_int_distribution<std::uint64_t> distribution{1};
         return beast::xor_shift_engine(distribution(rng));
@@ -57,17 +57,17 @@ defaultPrng()
     static std::mutex kM;
 
     // The thread-specific PRNGs:
-    thread_local beast::xor_shift_engine kENGINE = [] {
+    thread_local beast::xor_shift_engine kEngine = [] {
         std::uint64_t seed = 0;
         {
             std::scoped_lock const lk(kM);
             std::uniform_int_distribution<std::uint64_t> distribution{1};
-            seed = distribution(kSEEDER);
+            seed = distribution(kSeeder);
         }
         return beast::xor_shift_engine{seed};
     }();
 
-    return kENGINE;
+    return kEngine;
 }
 
 /** Return a uniformly distributed random integer.
@@ -94,7 +94,7 @@ template <class Engine, class Integral>
 std::enable_if_t<std::is_integral_v<Integral> && detail::is_engine<Engine>::value, Integral>
 randInt(Engine& engine, Integral min, Integral max)
 {
-    XRPL_ASSERT(max > min, "xrpl::rand_int : max over min inputs");
+    XRPL_ASSERT(max > min, "xrpl::randInt : max over min inputs");
 
     // This should have no state and constructing it should
     // be very cheap. If that turns out not to be the case

include/xrpl/basics/safe_cast.h

@@ -22,9 +22,9 @@ safeCast(Src s) noexcept
 {
     static_assert(
         std::is_signed_v<Dest> || std::is_unsigned_v<Src>, "Cannot cast signed to unsigned");
-    constexpr unsigned kNOT_SAME = std::is_signed_v<Dest> != std::is_signed_v<Src>;
+    constexpr unsigned kNotSame = std::is_signed_v<Dest> != std::is_signed_v<Src>;
     static_assert(
-        sizeof(Dest) >= sizeof(Src) + kNOT_SAME,
+        sizeof(Dest) >= sizeof(Src) + kNotSame,
         "Destination is too small to hold all values of source");
     return static_cast<Dest>(s);
 }
@@ -81,7 +81,7 @@ safeDowncast(Src* s) noexcept
     return static_cast<Dest>(s);  // NOLINT(cppcoreguidelines-pro-type-static-cast-downcast)
 #else
     auto* result = dynamic_cast<Dest>(s);
-    XRPL_ASSERT(result != nullptr, "xrpl::safe_downcast : pointer downcast is valid");
+    XRPL_ASSERT(result != nullptr, "xrpl::safeDowncast : pointer downcast is valid");
     return result;
 #endif
 }
@@ -94,7 +94,7 @@ safeDowncast(Src& s) noexcept
 #ifndef NDEBUG
     XRPL_ASSERT(
         dynamic_cast<std::add_pointer_t<std::remove_reference_t<Dest>>>(&s) != nullptr,
-        "xrpl::safe_downcast : reference downcast is valid");
+        "xrpl::safeDowncast : reference downcast is valid");
 #endif
     return static_cast<Dest>(s);  // NOLINT(cppcoreguidelines-pro-type-static-cast-downcast)
 }

include/xrpl/basics/scope.h

@@ -24,20 +24,20 @@ namespace xrpl {
 template <class EF>
 class ScopeExit
 {
-    EF exit_function_;
-    bool execute_on_destruction_{true};
+    EF exitFunction_;
+    bool executeOnDestruction_{true};
 
 public:
     ~ScopeExit()
     {
-        if (execute_on_destruction_)
-            exit_function_();
+        if (executeOnDestruction_)
+            exitFunction_();
     }
 
     ScopeExit(ScopeExit&& rhs) noexcept(
         std::is_nothrow_move_constructible_v<EF> || std::is_nothrow_copy_constructible_v<EF>)
-        : exit_function_{std::forward<EF>(rhs.exit_function_)}
-        , execute_on_destruction_{rhs.execute_on_destruction_}
+        : exitFunction_{std::forward<EF>(rhs.exitFunction_)}
+        , executeOnDestruction_{rhs.executeOnDestruction_}
     {
         rhs.release();
     }
@@ -51,7 +51,7 @@ public:
         std::enable_if_t<
             !std::is_same_v<std::remove_cv_t<EFP>, ScopeExit> &&
             std::is_constructible_v<EF, EFP>>* = 0) noexcept
-        : exit_function_{std::forward<EFP>(f)}
+        : exitFunction_{std::forward<EFP>(f)}
     {
         static_assert(std::is_nothrow_constructible_v<EF, decltype(std::forward<EFP>(f))>);
     }
@@ -59,7 +59,7 @@ public:
     void
     release() noexcept
     {
-        execute_on_destruction_ = false;
+        executeOnDestruction_ = false;
     }
 };
 
@@ -69,22 +69,22 @@ ScopeExit(EF) -> ScopeExit<EF>;
 template <class EF>
 class ScopeFail
 {
-    EF exit_function_;
-    bool execute_on_destruction_{true};
-    int uncaught_on_creation_{std::uncaught_exceptions()};
+    EF exitFunction_;
+    bool executeOnDestruction_{true};
+    int uncaughtOnCreation_{std::uncaught_exceptions()};
 
 public:
     ~ScopeFail()
     {
-        if (execute_on_destruction_ && std::uncaught_exceptions() > uncaught_on_creation_)
-            exit_function_();
+        if (executeOnDestruction_ && std::uncaught_exceptions() > uncaughtOnCreation_)
+            exitFunction_();
     }
 
     ScopeFail(ScopeFail&& rhs) noexcept(
         std::is_nothrow_move_constructible_v<EF> || std::is_nothrow_copy_constructible_v<EF>)
-        : exit_function_{std::forward<EF>(rhs.exit_function_)}
-        , execute_on_destruction_{rhs.execute_on_destruction_}
-        , uncaught_on_creation_{rhs.uncaught_on_creation_}
+        : exitFunction_{std::forward<EF>(rhs.exitFunction_)}
+        , executeOnDestruction_{rhs.executeOnDestruction_}
+        , uncaughtOnCreation_{rhs.uncaughtOnCreation_}
     {
         rhs.release();
     }
@@ -98,7 +98,7 @@ public:
         std::enable_if_t<
             !std::is_same_v<std::remove_cv_t<EFP>, ScopeFail> &&
             std::is_constructible_v<EF, EFP>>* = 0) noexcept
-        : exit_function_{std::forward<EFP>(f)}
+        : exitFunction_{std::forward<EFP>(f)}
     {
         static_assert(std::is_nothrow_constructible_v<EF, decltype(std::forward<EFP>(f))>);
     }
@@ -106,7 +106,7 @@ public:
     void
     release() noexcept
     {
-        execute_on_destruction_ = false;
+        executeOnDestruction_ = false;
     }
 };
 
@@ -116,22 +116,22 @@ ScopeFail(EF) -> ScopeFail<EF>;
 template <class EF>
 class ScopeSuccess
 {
-    EF exit_function_;
-    bool execute_on_destruction_{true};
-    int uncaught_on_creation_{std::uncaught_exceptions()};
+    EF exitFunction_;
+    bool executeOnDestruction_{true};
+    int uncaughtOnCreation_{std::uncaught_exceptions()};
 
 public:
-    ~ScopeSuccess() noexcept(noexcept(exit_function_()))
+    ~ScopeSuccess() noexcept(noexcept(exitFunction_()))
     {
-        if (execute_on_destruction_ && std::uncaught_exceptions() <= uncaught_on_creation_)
-            exit_function_();
+        if (executeOnDestruction_ && std::uncaught_exceptions() <= uncaughtOnCreation_)
+            exitFunction_();
     }
 
     ScopeSuccess(ScopeSuccess&& rhs) noexcept(
         std::is_nothrow_move_constructible_v<EF> || std::is_nothrow_copy_constructible_v<EF>)
-        : exit_function_{std::forward<EF>(rhs.exit_function_)}
-        , execute_on_destruction_{rhs.execute_on_destruction_}
-        , uncaught_on_creation_{rhs.uncaught_on_creation_}
+        : exitFunction_{std::forward<EF>(rhs.exitFunction_)}
+        , executeOnDestruction_{rhs.executeOnDestruction_}
+        , uncaughtOnCreation_{rhs.uncaughtOnCreation_}
     {
         rhs.release();
     }
@@ -146,14 +146,14 @@ public:
             !std::is_same_v<std::remove_cv_t<EFP>, ScopeSuccess> &&
             std::is_constructible_v<EF, EFP>>* =
             0) noexcept(std::is_nothrow_constructible_v<EF, EFP> || std::is_nothrow_constructible_v<EF, EFP&>)
-        : exit_function_{std::forward<EFP>(f)}
+        : exitFunction_{std::forward<EFP>(f)}
     {
     }
 
     void
     release() noexcept
     {
-        execute_on_destruction_ = false;
+        executeOnDestruction_ = false;
     }
 };
 
@@ -205,7 +205,7 @@ class ScopeUnlock
 public:
     explicit ScopeUnlock(std::unique_lock<Mutex>& lock) noexcept(true) : plock_(&lock)
     {
-        XRPL_ASSERT(plock_->owns_lock(), "xrpl::scope_unlock::scope_unlock : mutex must be locked");
+        XRPL_ASSERT(plock_->owns_lock(), "xrpl::ScopeUnlock::ScopeUnlock : mutex must be locked");
         plock_->unlock();
     }
 

include/xrpl/basics/spinlock.h

@@ -103,7 +103,7 @@ public:
     {
         XRPL_ASSERT(
             index >= 0 && (mask_ != 0),
-            "xrpl::packed_spinlock::packed_spinlock : valid index and mask");
+            "xrpl::PackedSpinlock::PackedSpinlock : valid index and mask");
     }
 
     [[nodiscard]] bool

include/xrpl/beast/asio/io_latency_probe.h

@@ -15,7 +15,7 @@ namespace beast {
 
 /** Measures handler latency on an io_context queue. */
 template <class Clock>
-class IoLatencyProbe
+class IOLatencyProbe
 {
 private:
     using duration = typename Clock::duration;
@@ -30,12 +30,12 @@ private:
     bool cancel_{false};
 
 public:
-    IoLatencyProbe(duration const& period, boost::asio::io_context& ios)
+    IOLatencyProbe(duration const& period, boost::asio::io_context& ios)
         : period_(period), ios_(ios), timer_(ios_)
     {
     }
 
-    ~IoLatencyProbe()
+    ~IOLatencyProbe()
     {
         std::unique_lock<decltype(mutex_)> lock(mutex_);
         cancel(lock, true);
@@ -85,7 +85,7 @@ public:
     {
         std::scoped_lock const lock(mutex_);
         if (cancel_)
-            throw std::logic_error("io_latency_probe is canceled");
+            throw std::logic_error("IOLatencyProbe is canceled");
         boost::asio::post(
             ios_, SampleOp<Handler>(std::forward<Handler>(handler), Clock::now(), false, this));
     }
@@ -100,7 +100,7 @@ public:
     {
         std::scoped_lock const lock(mutex_);
         if (cancel_)
-            throw std::logic_error("io_latency_probe is canceled");
+            throw std::logic_error("IOLatencyProbe is canceled");
         boost::asio::post(
             ios_, SampleOp<Handler>(std::forward<Handler>(handler), Clock::now(), true, this));
     }
@@ -140,18 +140,18 @@ private:
         Handler handler;
         time_point start;
         bool repeat;
-        IoLatencyProbe* probe;
+        IOLatencyProbe* probe;
 
         SampleOp(
             Handler const& handler,
             time_point const& start,
             bool repeat,
-            IoLatencyProbe* probe)
+            IOLatencyProbe* probe)
             : handler(handler), start(start), repeat(repeat), probe(probe)
         {
             XRPL_ASSERT(
                 probe,
-                "beast::io_latency_probe::sample_op::sample_op : non-null "
+                "beast::IOLatencyProbe::SampleOp::SampleOp : non-null "
                 "probe input");
             probe->addref();
         }
@@ -164,7 +164,7 @@ private:
         {
             XRPL_ASSERT(
                 probe,
-                "beast::io_latency_probe::sample_op::sample_op(sample_op&&) : "
+                "beast::IOLatencyProbe::SampleOp::SampleOp(SampleOp&&) : "
                 "non-null probe input");
             from.probe = nullptr;
         }

include/xrpl/beast/clock/abstract_clock.h

@@ -83,8 +83,8 @@ template <class Facade, class Clock = Facade>
 AbstractClock<Facade>&
 getAbstractClock()
 {
-    static detail::AbstractClockWrapper<Facade, Clock> kCLOCK;
-    return kCLOCK;
+    static detail::AbstractClockWrapper<Facade, Clock> kClock;
+    return kClock;
 }
 
 }  // namespace beast

include/xrpl/beast/container/detail/aged_unordered_container.h

@@ -1370,7 +1370,7 @@ private:
             buck_.resize(size() + additional, cont_);
         XRPL_ASSERT(
             loadFactor() <= maxLoadFactor(),
-            "beast::detail::AgedUnorderedContainer::maybe_rehash : maximum "
+            "beast::detail::AgedUnorderedContainer::maybeRehash : maximum "
             "load factor");
     }
 

include/xrpl/beast/core/CurrentThreadName.h

@@ -21,7 +21,7 @@ setCurrentThreadName(std::string_view newThreadName);
 
 // On Linux, thread names are limited to 16 bytes including the null terminator.
 // Maximum number of characters is therefore 15.
-constexpr std::size_t kMAX_THREAD_NAME_LENGTH = 15;
+constexpr std::size_t kMaxThreadNameLength = 15;
 
 /** Sets the name of the caller thread with compile-time size checking.
     @tparam N The size of the string literal including null terminator
@@ -34,7 +34,7 @@ template <std::size_t N>
 void
 setCurrentThreadName(char const (&newThreadName)[N])
 {
-    static_assert(N <= kMAX_THREAD_NAME_LENGTH + 1, "Thread name cannot exceed 15 characters");
+    static_assert(N <= kMaxThreadNameLength + 1, "Thread name cannot exceed 15 characters");
 
     setCurrentThreadName(std::string_view(newThreadName, N - 1));
 }

include/xrpl/beast/hash/hash_append.h

@@ -53,7 +53,7 @@ inline void
 maybeReverseBytes(T& t, Hasher&)
 {
     maybeReverseBytes(
-        t, std::integral_constant<bool, Hasher::kENDIAN != boost::endian::order::native>{});
+        t, std::integral_constant<bool, Hasher::kEndian != boost::endian::order::native>{});
 }
 
 }  // namespace detail
@@ -154,7 +154,7 @@ struct IsContiguouslyHashable
     : public std::integral_constant<
           bool,
           IsUniquelyRepresented<T>::value &&
-              (sizeof(T) == 1 || HashAlgorithm::kENDIAN == boost::endian::order::native)>
+              (sizeof(T) == 1 || HashAlgorithm::kEndian == boost::endian::order::native)>
 {
     explicit IsContiguouslyHashable() = default;
 };

include/xrpl/beast/hash/xxhasher.h

@@ -21,9 +21,9 @@ private:
     static_assert(sizeof(std::size_t) == 8, "requires 64-bit std::size_t");
     // Have an internal buffer to avoid the streaming API
     // A 64-byte buffer should to be big enough for us
-    static constexpr std::size_t kINTERNAL_BUFFER_SIZE = 64;
+    static constexpr std::size_t kInternalBufferSize = 64;
 
-    alignas(64) std::array<std::uint8_t, kINTERNAL_BUFFER_SIZE> buffer_{};
+    alignas(64) std::array<std::uint8_t, kInternalBufferSize> buffer_{};
     std::span<std::uint8_t> readBuffer_;
     std::span<std::uint8_t> writeBuffer_;
 
@@ -102,7 +102,7 @@ private:
     }
 
 public:
-    static constexpr auto const kENDIAN = boost::endian::order::native;
+    static constexpr auto kEndian = boost::endian::order::native;
 
     Xxhasher(Xxhasher const&) = delete;
     Xxhasher&

include/xrpl/beast/unit_test/reporter.h

@@ -62,9 +62,7 @@ private:
     {
         using run_time = std::pair<std::string, typename clock_type::duration>;
 
-        // Need to be named before converting
-        // NOLINTNEXTLINE(cppcoreguidelines-use-enum-class)
-        enum { MaxTop = 10 };
+        static constexpr auto kMaxTop = 10;
 
         std::size_t suites = 0;
         std::size_t cases = 0;
@@ -79,8 +77,8 @@ private:
 
     std::ostream& os_;
     Results results_;
-    SuiteResults suite_results_;
-    CaseResults case_results_;
+    SuiteResults suiteResults_;
+    CaseResults caseResults_;
 
 public:
     Reporter(Reporter const&) = delete;
@@ -148,11 +146,11 @@ Reporter<Unused>::Results::add(SuiteResults const& r)
             });
         if (iter != top.end())
         {
-            if (top.size() == MaxTop)
+            if (top.size() == kMaxTop)
                 top.resize(top.size() - 1);
             top.emplace(iter, r.name, elapsed);
         }
-        else if (top.size() < MaxTop)
+        else if (top.size() < kMaxTop)
         {
             top.emplace_back(r.name, elapsed);
         }
@@ -198,22 +196,22 @@ template <class Unused>
 void
 Reporter<Unused>::onSuiteBegin(SuiteInfo const& info)
 {
-    suite_results_ = SuiteResults{info.fullName()};
+    suiteResults_ = SuiteResults{info.fullName()};
 }
 
 template <class Unused>
 void
 Reporter<Unused>::onSuiteEnd()
 {
-    results_.add(suite_results_);
+    results_.add(suiteResults_);
 }
 
 template <class Unused>
 void
 Reporter<Unused>::onCaseBegin(std::string const& name)
 {
-    case_results_ = CaseResults(name);
-    os_ << suite_results_.name << (case_results_.name.empty() ? "" : (" " + case_results_.name))
+    caseResults_ = CaseResults(name);
+    os_ << suiteResults_.name << (caseResults_.name.empty() ? "" : (" " + caseResults_.name))
         << std::endl;
 }
 
@@ -221,23 +219,23 @@ template <class Unused>
 void
 Reporter<Unused>::onCaseEnd()
 {
-    suite_results_.add(case_results_);
+    suiteResults_.add(caseResults_);
 }
 
 template <class Unused>
 void
 Reporter<Unused>::onPass()
 {
-    ++case_results_.total;
+    ++caseResults_.total;
 }
 
 template <class Unused>
 void
 Reporter<Unused>::onFail(std::string const& reason)
 {
-    ++case_results_.failed;
-    ++case_results_.total;
-    os_ << "#" << case_results_.total << " failed" << (reason.empty() ? "" : ": ") << reason
+    ++caseResults_.failed;
+    ++caseResults_.total;
+    os_ << "#" << caseResults_.total << " failed" << (reason.empty() ? "" : ": ") << reason
         << std::endl;
 }
 

include/xrpl/beast/unit_test/suite.h

@@ -299,8 +299,8 @@ private:
     static Suite**
     pThisSuite()
     {
-        static Suite* kP_TS = nullptr;  // NOLINT TODO
-        return &kP_TS;
+        static Suite* kPTs = nullptr;  // NOLINT TODO
+        return &kPTs;
     }
 
     /** Runs the suite. */

include/xrpl/beast/utility/Journal.h

@@ -2,29 +2,25 @@
 
 #include <xrpl/beast/utility/instrumentation.h>
 
+#include <cstdint>
 #include <sstream>
 
 namespace beast {
 
-/** A namespace for easy access to logging severity values. */
-namespace severities {
 /** Severity level / threshold of a Journal message. */
-// Hundreds of usages via logging macros
-// NOLINTNEXTLINE(cppcoreguidelines-use-enum-class)
-enum Severity {
-    KAll = 0,
+enum class Severity : std::uint8_t {
+    All = 0,
 
-    KTrace = KAll,
-    KDebug = 1,
-    KInfo = 2,
-    KWarning = 3,
-    KError = 4,
-    KFatal = 5,
+    Trace = All,
+    Debug = 1,
+    Info = 2,
+    Warning = 3,
+    Error = 4,
+    Fatal = 5,
 
-    KDisabled = 6,
-    KNone = KDisabled
+    Disabled = 6,
+    None = Disabled
 };
-}  // namespace severities
 
 /** A generic endpoint for log messages.
 
@@ -44,9 +40,6 @@ public:
     class Sink;
 
 private:
-    // Severity level / threshold of a Journal message.
-    using Severity = severities::Severity;
-
     // Invariant: sink_ always points to a valid Sink
     Sink* sink_;
 
@@ -183,7 +176,7 @@ public:
     {
     public:
         /** Create a stream which produces no output. */
-        explicit Stream() : sink_(getNullSink()), level_(severities::KDisabled)
+        explicit Stream() : sink_(getNullSink()), level_(Severity::Disabled)
         {
         }
 
@@ -194,7 +187,7 @@ public:
         Stream(Sink& sink, Severity level) : sink_(sink), level_(level)
         {
             XRPL_ASSERT(
-                level_ < severities::KDisabled, "beast::Journal::Stream::Stream : maximum level");
+                level_ < Severity::Disabled, "beast::Journal::Stream::Stream : maximum level");
         }
 
         /** Construct or copy another Stream. */
@@ -297,37 +290,37 @@ public:
     [[nodiscard]] Stream
     trace() const
     {
-        return {*sink_, severities::KTrace};
+        return {*sink_, Severity::Trace};
     }
 
     [[nodiscard]] Stream
     debug() const
     {
-        return {*sink_, severities::KDebug};
+        return {*sink_, Severity::Debug};
     }
 
     [[nodiscard]] Stream
     info() const
     {
-        return {*sink_, severities::KInfo};
+        return {*sink_, Severity::Info};
     }
 
     [[nodiscard]] Stream
     warn() const
     {
-        return {*sink_, severities::KWarning};
+        return {*sink_, Severity::Warning};
     }
 
     [[nodiscard]] Stream
     error() const
     {
-        return {*sink_, severities::KError};
+        return {*sink_, Severity::Error};
     }
 
     [[nodiscard]] Stream
     fatal() const
     {
-        return {*sink_, severities::KFatal};
+        return {*sink_, Severity::Fatal};
     }
     /** @} */
 };

include/xrpl/beast/utility/WrappedSink.h

@@ -36,7 +36,7 @@ public:
     }
 
     [[nodiscard]] bool
-    active(beast::severities::Severity level) const override
+    active(beast::Severity level) const override
     {
         return sink_.active(level);
     }
@@ -53,27 +53,27 @@ public:
         sink_.console(output);
     }
 
-    [[nodiscard]] beast::severities::Severity
+    [[nodiscard]] beast::Severity
     threshold() const override
     {
         return sink_.threshold();
     }
 
     void
-    threshold(beast::severities::Severity thresh) override
+    threshold(beast::Severity thresh) override
     {
         sink_.threshold(thresh);
     }
 
     void
-    write(beast::severities::Severity level, std::string const& text) override
+    write(beast::Severity level, std::string const& text) override
     {
         using beast::Journal;
         sink_.write(level, prefix_ + text);
     }
 
     void
-    writeAlways(severities::Severity level, std::string const& text) override
+    writeAlways(Severity level, std::string const& text) override
     {
         using beast::Journal;
         sink_.writeAlways(level, prefix_ + text);

include/xrpl/beast/utility/Zero.h

@@ -27,7 +27,7 @@ struct Zero
 };
 
 namespace {
-constexpr Zero kZERO{};
+constexpr Zero kZero{};
 }  // namespace
 
 /** Default implementation of signum calls the method on the class. */
@@ -102,42 +102,42 @@ template <typename T>
 bool
 operator==(Zero, T const& t)
 {
-    return t == kZERO;
+    return t == kZero;
 }
 
 template <typename T>
 bool
 operator!=(Zero, T const& t)
 {
-    return t != kZERO;
+    return t != kZero;
 }
 
 template <typename T>
 bool
 operator<(Zero, T const& t)
 {
-    return t > kZERO;
+    return t > kZero;
 }
 
 template <typename T>
 bool
 operator>(Zero, T const& t)
 {
-    return t < kZERO;
+    return t < kZero;
 }
 
 template <typename T>
 bool
 operator>=(Zero, T const& t)
 {
-    return t <= kZERO;
+    return t <= kZero;
 }
 
 template <typename T>
 bool
 operator<=(Zero, T const& t)
 {
-    return t >= kZERO;
+    return t >= kZero;
 }
 
 }  // namespace beast

include/xrpl/beast/utility/rngfill.h

@@ -14,23 +14,23 @@ void
 rngfill(void* const buffer, std::size_t const bytes, Generator& g)
 {
     using result_type = typename Generator::result_type;
-    constexpr std::size_t kRESULT_SIZE = sizeof(result_type);
+    constexpr std::size_t kResultSize = sizeof(result_type);
 
     std::uint8_t* const bufferStart = static_cast<std::uint8_t*>(buffer);
-    std::size_t const completeIterations = bytes / kRESULT_SIZE;
-    std::size_t const bytesRemaining = bytes % kRESULT_SIZE;
+    std::size_t const completeIterations = bytes / kResultSize;
+    std::size_t const bytesRemaining = bytes % kResultSize;
 
     for (std::size_t count = 0; count < completeIterations; ++count)
     {
         result_type const v = g();
-        std::size_t const offset = count * kRESULT_SIZE;
-        std::memcpy(bufferStart + offset, &v, kRESULT_SIZE);
+        std::size_t const offset = count * kResultSize;
+        std::memcpy(bufferStart + offset, &v, kResultSize);
     }
 
     if (bytesRemaining > 0)
     {
         result_type const v = g();
-        std::size_t const offset = completeIterations * kRESULT_SIZE;
+        std::size_t const offset = completeIterations * kResultSize;
         std::memcpy(bufferStart + offset, &v, bytesRemaining);
     }
 }

include/xrpl/beast/xor_shift_engine.h

@@ -26,12 +26,14 @@ public:
     result_type
     operator()();
 
-    static result_type constexpr min()
+    static constexpr result_type
+    min()
     {
         return std::numeric_limits<result_type>::min();
     }
 
-    static result_type constexpr max()
+    static constexpr result_type
+    max()
     {
         return std::numeric_limits<result_type>::max();
     }

include/xrpl/conditions/Condition.h

@@ -27,7 +27,7 @@ public:
               that were previously considered valid to no longer
               be allowed.
     */
-    static constexpr std::size_t kMAX_SERIALIZED_CONDITION = 128;
+    static constexpr std::size_t kMaxSerializedCondition = 128;
 
     /** Load a condition from its binary form
 

include/xrpl/conditions/Fulfillment.h

@@ -16,7 +16,7 @@ public:
               that were previously considered valid to no longer
               be allowed.
     */
-    static constexpr std::size_t kMAX_SERIALIZED_FULFILLMENT = 256;
+    static constexpr std::size_t kMaxSerializedFulfillment = 256;
 
     /** Load a fulfillment from its binary form
 

include/xrpl/conditions/detail/PreimageSha256.h

@@ -23,7 +23,7 @@ public:
         While future versions of this code will never lower
         this limit, they may opt to raise it.
     */
-    static constexpr std::size_t kMAX_PREIMAGE_LENGTH = 128;
+    static constexpr std::size_t kMaxPreimageLength = 128;
 
     /** Parse the payload for a PreimageSha256 condition
 
@@ -65,7 +65,7 @@ public:
             return {};
         }
 
-        if (s.size() > kMAX_PREIMAGE_LENGTH)
+        if (s.size() > kMaxPreimageLength)
         {
             ec = Error::PreimageTooLong;
             return {};

include/xrpl/core/Coro.ipp

@@ -6,7 +6,7 @@ namespace xrpl {
 
 /// Coroutine stack size (1.5 MB). Increased from 1 MB because
 /// ASAN-instrumented deep call stacks exceeded the original limit.
-constexpr std::size_t kCORO_STACK_SIZE = 1536 * 1024;
+constexpr std::size_t kCoroStackSize = 1536 * 1024;
 
 template <class F>
 JobQueue::Coro::Coro(CoroCreateT, JobQueue& jq, JobType type, std::string name, F&& f)
@@ -14,7 +14,7 @@ JobQueue::Coro::Coro(CoroCreateT, JobQueue& jq, JobType type, std::string name,
     , type_(type)
     , name_(std::move(name))
     , coro_(
-          boost::context::protected_fixedsize_stack(kCORO_STACK_SIZE),
+          boost::context::protected_fixedsize_stack(kCoroStackSize),
           [this, fn = std::forward<F>(f)](boost::coroutines2::coroutine<void>::push_type& doYield) {
               yield_ = &doYield;
               yield();
@@ -47,7 +47,7 @@ inline bool
 JobQueue::Coro::post()
 {
     {
-        std::scoped_lock const lk(mutex_run_);
+        std::scoped_lock const lk(mutexRun_);
         running_ = true;
     }
 
@@ -58,7 +58,7 @@ JobQueue::Coro::post()
     }
 
     // The coroutine will not run.  Clean up running_.
-    std::scoped_lock const lk(mutex_run_);
+    std::scoped_lock const lk(mutexRun_);
     running_ = false;
     cv_.notify_all();
     return false;
@@ -68,7 +68,7 @@ inline void
 JobQueue::Coro::resume()
 {
     {
-        std::scoped_lock const lk(mutex_run_);
+        std::scoped_lock const lk(mutexRun_);
         running_ = true;
     }
     {
@@ -92,7 +92,7 @@ JobQueue::Coro::resume()
     }
     detail::getLocalValues().release();
     detail::getLocalValues().reset(saved);
-    std::scoped_lock const lk(mutex_run_);
+    std::scoped_lock const lk(mutexRun_);
     running_ = false;
     cv_.notify_all();
 }
@@ -127,7 +127,7 @@ JobQueue::Coro::expectEarlyExit()
 inline void
 JobQueue::Coro::join()
 {
-    std::unique_lock<std::mutex> lk(mutex_run_);
+    std::unique_lock<std::mutex> lk(mutexRun_);
     cv_.wait(lk, [this]() { return !running_; });
 }
 

include/xrpl/core/Job.h

@@ -127,7 +127,7 @@ private:
     std::function<void()> job_;
     std::shared_ptr<LoadEvent> loadEvent_;
     std::string name_;
-    clock_type::time_point queue_time_;
+    clock_type::time_point queueTime_;
 };
 
 using JobCounter = ClosureCounter<void>;

include/xrpl/core/JobQueue.h

@@ -52,7 +52,7 @@ public:
         std::string name_;
         bool running_{false};
         std::mutex mutex_;
-        std::mutex mutex_run_;
+        std::mutex mutexRun_;
         std::condition_variable cv_;
         boost::coroutines2::coroutine<void>::push_type* yield_{};
         boost::coroutines2::coroutine<void>::pull_type coro_;
@@ -246,7 +246,7 @@ private:
     // Statistics tracking
     perf::PerfLog& perfLog_;
     beast::insight::Collector::ptr collector_;
-    beast::insight::Gauge job_count_;
+    beast::insight::Gauge jobCount_;
     beast::insight::Hook hook_;
 
     std::condition_variable cv_;

include/xrpl/core/JobTypes.h

@@ -101,8 +101,8 @@ public:
     static JobTypes const&
     instance()
     {
-        static JobTypes const kTYPES;
-        return kTYPES;
+        static JobTypes const kTypes;
+        return kTypes;
     }
 
     static std::string const&

include/xrpl/json/JsonPropertyStream.h

@@ -5,7 +5,7 @@
 
 namespace xrpl {
 
-/** A PropertyStream::Sink which produces a json::Value of type objectValue. */
+/** A PropertyStream::Sink which produces a json::Value of type ValueType::Object. */
 class JsonPropertyStream : public beast::PropertyStream
 {
 public:

include/xrpl/json/Writer.h

@@ -161,7 +161,7 @@ public:
      *  While the JSON spec doesn't explicitly disallow this, you should avoid
      *  calling this method twice with the same tag for the same object.
      *
-     *  If CHECK_JSON_WRITER is defined, this function throws an exception if if
+     *  If CHECK_JSON_WRITER is defined, this function throws an exception if
      *  the tag you use has already been used in this object.
      */
     template <typename Type>

include/xrpl/json/json_reader.h

@@ -67,27 +67,25 @@ public:
     [[nodiscard]] std::string
     getFormattedErrorMessages() const;
 
-    static constexpr unsigned kNEST_LIMIT{25};
+    static constexpr unsigned kNestLimit{25};
 
 private:
-    // 53 files, protocol-wide
-    // NOLINTNEXTLINE(cppcoreguidelines-use-enum-class)
-    enum TokenType {
-        TokenEndOfStream = 0,
-        TokenObjectBegin,
-        TokenObjectEnd,
-        TokenArrayBegin,
-        TokenArrayEnd,
-        TokenString,
-        TokenInteger,
-        TokenDouble,
-        TokenTrue,
-        TokenFalse,
-        TokenNull,
-        TokenArraySeparator,
-        TokenMemberSeparator,
-        TokenComment,
-        TokenError
+    enum class TokenType {
+        EndOfStream = 0,
+        ObjectBegin,
+        ObjectEnd,
+        ArrayBegin,
+        ArrayEnd,
+        String,
+        Integer,
+        Double,
+        True,
+        False,
+        Null,
+        ArraySeparator,
+        MemberSeparator,
+        Comment,
+        Error
     };
 
     class Token

include/xrpl/json/json_value.h

@@ -15,22 +15,20 @@ namespace json {
 
 /** \brief Type of the value held by a Value object.
  */
-// Used throughout JSON layer
-// NOLINTNEXTLINE(cppcoreguidelines-use-enum-class)
-enum ValueType {
-    NullValue = 0,  ///< 'null' value
-    IntValue,       ///< signed integer value
-    UintValue,      ///< unsigned integer value
-    RealValue,      ///< double value
-    StringValue,    ///< UTF-8 string value
-    BooleanValue,   ///< bool value
-    ArrayValue,     ///< array value (ordered list)
-    ObjectValue     ///< object value (collection of name/value pairs).
+enum class ValueType {
+    Null = 0,  ///< 'null' value
+    Int,       ///< signed integer value
+    UInt,      ///< unsigned integer value
+    Real,      ///< double value
+    String,    ///< UTF-8 string value
+    Boolean,   ///< bool value
+    Array,     ///< array value (ordered list)
+    Object     ///< object value (collection of name/value pairs).
 };
 
 /** \brief Lightweight wrapper to tag static string.
  *
- * Value constructor and objectValue member assignment takes advantage of the
+ * Value constructor and ValueType::Object member assignment takes advantage of the
  * StaticString and avoid the cost of string duplication when storing the
  * string or the member name.
  *
@@ -104,8 +102,8 @@ operator!=(StaticString x, std::string const& y)
 /** \brief Represents a <a HREF="http://www.json.org">JSON</a> value.
  *
  * This class is a discriminated union wrapper that can represent a:
- * - signed integer [range: Value::minInt - Value::maxInt]
- * - unsigned integer (range: 0 - Value::maxUInt)
+ * - signed integer [range: Value::kMinInt - Value::kMaxInt]
+ * - unsigned integer (range: 0 - Value::kMaxUInt)
  * - double
  * - UTF-8 string
  * - boolean
@@ -116,16 +114,16 @@ operator!=(StaticString x, std::string const& y)
  * The type of the held value is represented by a #ValueType and
  * can be obtained using type().
  *
- * values of an #objectValue or #arrayValue can be accessed using operator[]()
- * methods. Non const methods will automatically create the a #nullValue element
+ * values of an ValueType::Object or ValueType::Array can be accessed using operator[]()
+ * methods. Non const methods will automatically create the a ValueType::Null element
  * if it does not exist.
- * The sequence of an #arrayValue will be automatically resize and initialized
- * with #nullValue. resize() can be used to enlarge or truncate an #arrayValue.
+ * The sequence of an ValueType::Array will be automatically resize and initialized
+ * with ValueType::Null. resize() can be used to enlarge or truncate an ValueType::Array.
  *
  * The get() methods can be used to obtain a default value in the case the
  * required element does not exist.
  *
- * It is possible to iterate over the list of a #objectValue values using
+ * It is possible to iterate over the list of a ValueType::Object values using
  * the getMemberNames() method.
  */
 class Value
@@ -140,18 +138,16 @@ public:
     using Int = json::Int;
     using ArrayIndex = UInt;
 
-    static Value const kNULL;
-    static constexpr Int kMIN_INT = std::numeric_limits<Int>::min();
-    static constexpr Int kMAX_INT = std::numeric_limits<Int>::max();
-    static constexpr UInt kMAX_U_INT = std::numeric_limits<UInt>::max();
+    static Value const kNull;
+    static constexpr Int kMinInt = std::numeric_limits<Int>::min();
+    static constexpr Int kMaxInt = std::numeric_limits<Int>::max();
+    static constexpr UInt kMaxUInt = std::numeric_limits<UInt>::max();
 
 private:
     class CZString
     {
     public:
-        // Stored as int field, implicit conversion
-        // NOLINTNEXTLINE(cppcoreguidelines-use-enum-class)
-        enum DuplicationPolicy { NoDuplication = 0, Duplicate, DuplicateOnCopy };
+        enum class DuplicationPolicy { NoDuplication = 0, Duplicate, DuplicateOnCopy };
 
         CZString(int index);
         CZString(char const* cstr, DuplicationPolicy allocate);
@@ -182,19 +178,19 @@ public:
     /** \brief Create a default Value of the given type.
 
       This is a very useful constructor.
-      To create an empty array, pass arrayValue.
-      To create an empty object, pass objectValue.
+      To create an empty array, pass ValueType::Array.
+      To create an empty object, pass ValueType::Object.
       Another Value can then be set to this one by assignment.
     This is useful since clear() and resize() will not alter types.
 
            Examples:
     \code
     json::Value null_value; // null
-    json::Value arr_value(json::arrayValue); // []
-    json::Value obj_value(json::objectValue); // {}
+    json::Value arr_value(json::ValueType::Array); // []
+    json::Value obj_value(json::ValueType::Object); // {}
     \endcode
          */
-    Value(ValueType type = NullValue);
+    Value(ValueType type = ValueType::Null);
     Value(Int value);
     Value(UInt value);
     Value(double value);
@@ -290,7 +286,7 @@ public:
     operator bool() const;
 
     /// Remove all object members and array elements.
-    /// \pre type() is arrayValue, objectValue, or nullValue
+    /// \pre type() is ValueType::Array, ValueType::Object, or ValueType::Null
     /// \post type() is unchanged
     void
     clear();
@@ -367,7 +363,7 @@ public:
     ///
     /// Do nothing if it did not exist.
     /// \return the removed Value, or null.
-    /// \pre type() is objectValue or nullValue
+    /// \pre type() is ValueType::Object or ValueType::Null
     /// \post type() is unchanged
     Value
     removeMember(char const* key);
@@ -388,8 +384,8 @@ public:
     /// \brief Return a list of the member names.
     ///
     /// If null, return an empty list.
-    /// \pre type() is objectValue or nullValue
-    /// \post if type() was nullValue, it remains nullValue
+    /// \pre type() is ValueType::Object or ValueType::Null
+    /// \post if type() was ValueType::Null, it remains ValueType::Null
     [[nodiscard]] Members
     getMemberNames() const;
 
@@ -469,16 +465,14 @@ operator>=(Value const& x, Value const& y)
  * string value memory management done by Value.
  *
  * - makeMemberName() and releaseMemberName() are called to respectively
- * duplicate and free an json::objectValue member name.
+ * duplicate and free an json::ValueType::Object member name.
  * - duplicateStringValue() and releaseStringValue() are called similarly to
- *   duplicate and free a json::stringValue value.
+ *   duplicate and free a json::ValueType::String value.
  */
 class ValueAllocator
 {
 public:
-    // Need to be named before converting
-    // NOLINTNEXTLINE(cppcoreguidelines-use-enum-class)
-    enum { Unknown = (unsigned)-1 };
+    static constexpr auto kUnknown = (unsigned)-1;
 
     virtual ~ValueAllocator() = default;
 
@@ -487,7 +481,7 @@ public:
     virtual void
     releaseMemberName(char* memberName) = 0;
     virtual char*
-    duplicateStringValue(char const* value, unsigned int length = Unknown) = 0;
+    duplicateStringValue(char const* value, unsigned int length = kUnknown) = 0;
     virtual void
     releaseStringValue(char* value) = 0;
 };
@@ -523,12 +517,12 @@ public:
     [[nodiscard]] Value
     key() const;
 
-    /// Return the index of the referenced Value. -1 if it is not an arrayValue.
+    /// Return the index of the referenced Value. -1 if it is not an ValueType::Array.
     [[nodiscard]] UInt
     index() const;
 
     /// Return the member name of the referenced Value. "" if it is not an
-    /// objectValue.
+    /// ValueType::Object.
     [[nodiscard]] char const*
     memberName() const;
 

include/xrpl/json/json_writer.h

@@ -204,31 +204,31 @@ writeValue(Write const& write, Value const& value)
 {
     switch (value.type())
     {
-        case NullValue:
+        case ValueType::Null:
             write("null", 4);
             break;
 
-        case IntValue:
+        case ValueType::Int:
             writeString(write, valueToString(value.asInt()));
             break;
 
-        case UintValue:
+        case ValueType::UInt:
             writeString(write, valueToString(value.asUInt()));
             break;
 
-        case RealValue:
+        case ValueType::Real:
             writeString(write, valueToString(value.asDouble()));
             break;
 
-        case StringValue:
+        case ValueType::String:
             writeString(write, valueToQuotedString(value.asCString()));
             break;
 
-        case BooleanValue:
+        case ValueType::Boolean:
             writeString(write, valueToString(value.asBool()));
             break;
 
-        case ArrayValue: {
+        case ValueType::Array: {
             write("[", 1);
             int const size = value.size();
             for (int index = 0; index < size; ++index)
@@ -241,7 +241,7 @@ writeValue(Write const& write, Value const& value)
             break;
         }
 
-        case ObjectValue: {
+        case ValueType::Object: {
             Value::Members const members = value.getMemberNames();
             write("{", 1);
             for (auto it = members.begin(); it != members.end(); ++it)

include/xrpl/ledger/AmendmentTable.h

@@ -67,7 +67,7 @@ public:
     [[nodiscard]] virtual json::Value
     getJson(bool isAdmin) const = 0;
 
-    /** Returns a json::objectValue. */
+    /** Returns a json::ValueType::Object. */
     [[nodiscard]] virtual json::Value
     getJson(uint256 const& amendment, bool isAdmin) const = 0;
 

include/xrpl/ledger/BookDirs.h

@@ -9,7 +9,7 @@ class BookDirs
 private:
     ReadView const* view_ = nullptr;
     uint256 const root_;
-    uint256 const next_quality_;
+    uint256 const nextQuality_;
     uint256 const key_;
     std::shared_ptr<SLE const> sle_ = nullptr;
     unsigned int entry_ = 0;
@@ -67,15 +67,15 @@ private:
     friend class BookDirs;
 
     const_iterator(ReadView const& view, uint256 const& root, uint256 const& dirKey)
-        : view_(&view), root_(root), key_(dirKey), cur_key_(dirKey)
+        : view_(&view), root_(root), key_(dirKey), curKey_(dirKey)
     {
     }
 
     ReadView const* view_ = nullptr;
     uint256 root_;
-    uint256 next_quality_;
+    uint256 nextQuality_;
     uint256 key_;
-    uint256 cur_key_;
+    uint256 curKey_;
     std::shared_ptr<SLE const> sle_;
     unsigned int entry_ = 0;
     uint256 index_;

include/xrpl/ledger/Ledger.h

@@ -24,7 +24,7 @@ struct CreateGenesisT
 {
     explicit CreateGenesisT() = default;
 };
-extern CreateGenesisT const kCREATE_GENESIS;
+extern CreateGenesisT const kCreateGenesis;
 
 /** Holds a ledger.
 

include/xrpl/ledger/LedgerTiming.h

@@ -12,7 +12,7 @@ namespace xrpl {
     Values should not be duplicated.
     @see getNextLedgerTimeResolution
 */
-std::chrono::seconds constexpr kLEDGER_POSSIBLE_TIME_RESOLUTIONS[] = {
+constexpr std::chrono::seconds kLedgerPossibleTimeResolutions[] = {
     std::chrono::seconds{10},
     std::chrono::seconds{20},
     std::chrono::seconds{30},
@@ -21,16 +21,16 @@ std::chrono::seconds constexpr kLEDGER_POSSIBLE_TIME_RESOLUTIONS[] = {
     std::chrono::seconds{120}};
 
 //! Initial resolution of ledger close time.
-auto constexpr kLEDGER_DEFAULT_TIME_RESOLUTION = kLEDGER_POSSIBLE_TIME_RESOLUTIONS[2];
+constexpr auto kLedgerDefaultTimeResolution = kLedgerPossibleTimeResolutions[2];
 
 //! Close time resolution in genesis ledger
-auto constexpr kLEDGER_GENESIS_TIME_RESOLUTION = kLEDGER_POSSIBLE_TIME_RESOLUTIONS[0];
+constexpr auto kLedgerGenesisTimeResolution = kLedgerPossibleTimeResolutions[0];
 
 //! How often we increase the close time resolution (in numbers of ledgers)
-auto constexpr kINCREASE_LEDGER_TIME_RESOLUTION_EVERY = 8;
+constexpr auto kIncreaseLedgerTimeResolutionEvery = 8;
 
 //! How often we decrease the close time resolution (in numbers of ledgers)
-auto constexpr kDECREASE_LEDGER_TIME_RESOLUTION_EVERY = 1;
+constexpr auto kDecreaseLedgerTimeResolutionEvery = 1;
 
 /** Calculates the close time resolution for the specified ledger.
 
@@ -46,7 +46,7 @@ auto constexpr kDECREASE_LEDGER_TIME_RESOLUTION_EVERY = 1;
     @param ledgerSeq the sequence number of the new ledger
 
     @pre previousResolution must be a valid bin
-         from @ref kLEDGER_POSSIBLE_TIME_RESOLUTIONS
+         from @ref kLedgerPossibleTimeResolutions
 
     @tparam Rep Type representing number of ticks in std::chrono::duration
     @tparam Period An std::ratio representing tick period in
@@ -67,30 +67,30 @@ getNextLedgerTimeResolution(
     using namespace std::chrono;
     // Find the current resolution:
     auto iter = std::find(
-        std::begin(kLEDGER_POSSIBLE_TIME_RESOLUTIONS),
-        std::end(kLEDGER_POSSIBLE_TIME_RESOLUTIONS),
+        std::begin(kLedgerPossibleTimeResolutions),
+        std::end(kLedgerPossibleTimeResolutions),
         previousResolution);
     XRPL_ASSERT(
-        iter != std::end(kLEDGER_POSSIBLE_TIME_RESOLUTIONS),
+        iter != std::end(kLedgerPossibleTimeResolutions),
         "xrpl::getNextLedgerTimeResolution : found time resolution");
 
     // This should never happen, but just as a precaution
-    if (iter == std::end(kLEDGER_POSSIBLE_TIME_RESOLUTIONS))
+    if (iter == std::end(kLedgerPossibleTimeResolutions))
         return previousResolution;
 
     // If we did not previously agree, we try to decrease the resolution to
     // improve the chance that we will agree now.
-    if (!previousAgree && (ledgerSeq % Seq{kDECREASE_LEDGER_TIME_RESOLUTION_EVERY} == Seq{0}))
+    if (!previousAgree && (ledgerSeq % Seq{kDecreaseLedgerTimeResolutionEvery} == Seq{0}))
     {
-        if (++iter != std::end(kLEDGER_POSSIBLE_TIME_RESOLUTIONS))
+        if (++iter != std::end(kLedgerPossibleTimeResolutions))
             return *iter;
     }
 
     // If we previously agreed, we try to increase the resolution to determine
     // if we can continue to agree.
-    if (previousAgree && (ledgerSeq % Seq{kINCREASE_LEDGER_TIME_RESOLUTION_EVERY} == Seq{0}))
+    if (previousAgree && (ledgerSeq % Seq{kIncreaseLedgerTimeResolutionEvery} == Seq{0}))
     {
-        if (iter-- != std::begin(kLEDGER_POSSIBLE_TIME_RESOLUTIONS))
+        if (iter-- != std::begin(kLedgerPossibleTimeResolutions))
             return *iter;
     }
 

include/xrpl/ledger/OpenView.h

@@ -23,7 +23,7 @@ namespace xrpl {
 inline constexpr struct OpenLedgerT
 {
     explicit constexpr OpenLedgerT() = default;
-} kOPEN_LEDGER{};
+} kOpenLedger{};
 
 /** Batch view construction tag.
 
@@ -33,7 +33,7 @@ inline constexpr struct OpenLedgerT
 inline constexpr struct BatchViewT
 {
     explicit constexpr BatchViewT() = default;
-} kBATCH_VIEW{};
+} kBatchView{};
 
 //------------------------------------------------------------------------------
 
@@ -47,7 +47,7 @@ private:
     // Initial size for the monotonic_buffer_resource used for allocations
     // The size was chosen from the old `qalloc` code (which this replaces).
     // It is unclear how the size initially chosen in qalloc.
-    static constexpr size_t kINITIAL_BUFFER_SIZE = kilobytes(256);
+    static constexpr size_t kInitialBufferSize = kilobytes(256);
 
     class TxsIterImpl;
 
@@ -76,7 +76,7 @@ private:
 
     // monotonic_resource_ must outlive `items_`. Make a pointer so it may be
     // easily moved.
-    std::unique_ptr<boost::container::pmr::monotonic_buffer_resource> monotonic_resource_;
+    std::unique_ptr<boost::container::pmr::monotonic_buffer_resource> monotonicResource_;
     txs_map txs_;
     Rules rules_;
     LedgerHeader header_;
@@ -139,7 +139,7 @@ public:
         std::shared_ptr<void const> hold = nullptr);
 
     OpenView(OpenLedgerT, Rules const& rules, std::shared_ptr<ReadView const> const& base)
-        : OpenView(kOPEN_LEDGER, &*base, rules, base)
+        : OpenView(kOpenLedger, &*base, rules, base)
     {
     }
 

include/xrpl/ledger/View.h

@@ -57,7 +57,7 @@ isVaultPseudoAccountFrozen(
     ReadView const& view,
     AccountID const& account,
     MPTIssue const& mptShare,
-    int depth);
+    std::uint8_t depth);
 
 [[nodiscard]] bool
 isLPTokenFrozen(

include/xrpl/ledger/detail/RawStateTable.h

@@ -19,17 +19,17 @@ public:
     // Initial size for the monotonic_buffer_resource used for allocations
     // The size was chosen from the old `qalloc` code (which this replaces).
     // It is unclear how the size initially chosen in qalloc.
-    static constexpr size_t kINITIAL_BUFFER_SIZE = kilobytes(256);
+    static constexpr size_t kInitialBufferSize = kilobytes(256);
 
     RawStateTable()
-        : monotonic_resource_{std::make_unique<boost::container::pmr::monotonic_buffer_resource>(
-              kINITIAL_BUFFER_SIZE)}
-        , items_{monotonic_resource_.get()} {};
+        : monotonicResource_{std::make_unique<boost::container::pmr::monotonic_buffer_resource>(
+              kInitialBufferSize)}
+        , items_{monotonicResource_.get()} {};
 
     RawStateTable(RawStateTable const& rhs)
-        : monotonic_resource_{std::make_unique<boost::container::pmr::monotonic_buffer_resource>(
-              kINITIAL_BUFFER_SIZE)}
-        , items_{rhs.items_, monotonic_resource_.get()}
+        : monotonicResource_{std::make_unique<boost::container::pmr::monotonic_buffer_resource>(
+              kInitialBufferSize)}
+        , items_{rhs.items_, monotonicResource_.get()}
         , dropsDestroyed_{rhs.dropsDestroyed_} {};
 
     RawStateTable(RawStateTable&&) = default;
@@ -101,7 +101,7 @@ private:
         boost::container::pmr::polymorphic_allocator<std::pair<key_type const, SleAction>>>;
     // monotonic_resource_ must outlive `items_`. Make a pointer so it may be
     // easily moved.
-    std::unique_ptr<boost::container::pmr::monotonic_buffer_resource> monotonic_resource_;
+    std::unique_ptr<boost::container::pmr::monotonic_buffer_resource> monotonicResource_;
     items_t items_;
 
     XRPAmount dropsDestroyed_{0};