mirror of
https://github.com/XRPLF/rippled.git
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3e152fec74
This change refactors the codebase to use the "east const convention", and adds a clang-format rule to follow this convention.
130 lines
3.6 KiB
C++
130 lines
3.6 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of rippled: https://github.com/ripple/rippled
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Copyright (c) 2012, 2013 Ripple Labs Inc.
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#include <xrpl/basics/Buffer.h>
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#include <xrpl/basics/base_uint.h>
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#include <xrpl/basics/contract.h>
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#include <xrpl/beast/utility/Zero.h>
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#include <xrpl/beast/utility/instrumentation.h>
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#include <xrpl/protocol/AccountID.h>
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#include <xrpl/protocol/SField.h>
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#include <xrpl/protocol/STAccount.h>
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#include <xrpl/protocol/STBase.h>
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#include <xrpl/protocol/Serializer.h>
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#include <cstring>
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#include <stdexcept>
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#include <string>
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#include <utility>
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namespace ripple {
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STAccount::STAccount() : STBase(), value_(beast::zero), default_(true)
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{
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}
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STAccount::STAccount(SField const& n)
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: STBase(n), value_(beast::zero), default_(true)
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{
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}
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STAccount::STAccount(SField const& n, Buffer&& v) : STAccount(n)
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{
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if (v.empty())
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return; // Zero is a valid size for a defaulted STAccount.
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// Is it safe to throw from this constructor? Today (November 2015)
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// the only place that calls this constructor is
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// STVar::STVar (SerialIter&, SField const&)
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// which throws. If STVar can throw in its constructor, then so can
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// STAccount.
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if (v.size() != uint160::bytes)
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Throw<std::runtime_error>("Invalid STAccount size");
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default_ = false;
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memcpy(value_.begin(), v.data(), uint160::bytes);
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}
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STAccount::STAccount(SerialIter& sit, SField const& name)
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: STAccount(name, sit.getVLBuffer())
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{
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}
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STAccount::STAccount(SField const& n, AccountID const& v)
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: STBase(n), value_(v), default_(false)
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{
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}
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STBase*
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STAccount::copy(std::size_t n, void* buf) const
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{
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return emplace(n, buf, *this);
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}
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STBase*
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STAccount::move(std::size_t n, void* buf)
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{
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return emplace(n, buf, std::move(*this));
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}
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SerializedTypeID
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STAccount::getSType() const
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{
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return STI_ACCOUNT;
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}
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void
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STAccount::add(Serializer& s) const
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{
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XRPL_ASSERT(
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getFName().isBinary(), "ripple::STAccount::add : field is binary");
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XRPL_ASSERT(
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getFName().fieldType == STI_ACCOUNT,
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"ripple::STAccount::add : valid field type");
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// Preserve the serialization behavior of an STBlob:
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// o If we are default (all zeros) serialize as an empty blob.
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// o Otherwise serialize 160 bits.
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int const size = isDefault() ? 0 : uint160::bytes;
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s.addVL(value_.data(), size);
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}
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bool
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STAccount::isEquivalent(STBase const& t) const
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{
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auto const* const tPtr = dynamic_cast<STAccount const*>(&t);
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return tPtr && (default_ == tPtr->default_) && (value_ == tPtr->value_);
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}
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bool
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STAccount::isDefault() const
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{
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return default_;
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}
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std::string
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STAccount::getText() const
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{
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if (isDefault())
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return "";
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return toBase58(value());
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}
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} // namespace ripple
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