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hpcore/src/ledger/sqlite.cpp
Ravin Perera 5cef95c9f6 Enabled and fixed compiler warnings. (#359)
2022-01-28 16:03:34 +05:30

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#include "sqlite.hpp"
#include "../util/h32.hpp"
#include "ledger_common.hpp"
namespace ledger::sqlite
{
constexpr const char *LEDGER_TABLE = "ledger";
constexpr const char *USERS_TABLE = "users";
constexpr const char *INPUTS_TABLE = "inputs";
constexpr const char *OUTPUTS_TABLE = "outputs";
constexpr const char *HP_TABLE = "hp";
constexpr const char *LEDGER_VERSION_COLUMN = "ledger_version";
constexpr const char *COLUMN_DATA_TYPES[]{"INT", "TEXT", "BLOB"};
constexpr const char *CREATE_TABLE = "CREATE TABLE IF NOT EXISTS ";
constexpr const char *CREATE_INDEX = "CREATE INDEX ";
constexpr const char *CREATE_UNIQUE_INDEX = "CREATE UNIQUE INDEX ";
constexpr const char *JOURNAL_MODE_OFF = "PRAGMA journal_mode=OFF";
constexpr const char *BEGIN_TRANSACTION = "BEGIN TRANSACTION;";
constexpr const char *COMMIT_TRANSACTION = "COMMIT;";
constexpr const char *ROLLBACK_TRANSACTION = "ROLLBACK;";
constexpr const char *INSERT_INTO = "INSERT INTO ";
constexpr const char *PRIMARY_KEY = "PRIMARY KEY";
constexpr const char *NOT_NULL = "NOT NULL";
constexpr const char *VALUES = "VALUES";
constexpr const char *SELECT_ALL = "SELECT * FROM ";
constexpr const char *SQLITE_MASTER = "sqlite_master";
constexpr const char *WHERE = " WHERE ";
constexpr const char *AND = " AND ";
constexpr const char *SELECT_LAST_LEDGER = "SELECT * FROM ledger ORDER BY seq_no DESC LIMIT 1";
constexpr const char *SELECT_LEDGER_BY_SEQ_NO = "SELECT * FROM ledger WHERE seq_no=? LIMIT 1";
constexpr const char *SELECT_USERS_BY_SEQ_NO = "SELECT * FROM users WHERE ledger_seq_no=?";
constexpr const char *SELECT_INPUTS_BY_SEQ_NO = "SELECT * FROM inputs WHERE ledger_seq_no=?";
constexpr const char *SELECT_OUTPUTS_BY_SEQ_NO = "SELECT * FROM outputs WHERE ledger_seq_no=?";
constexpr const char *SELECT_INPUT_BY_HASH = "SELECT * FROM inputs WHERE hash=?";
constexpr const char *INSERT_INTO_LEDGER = "INSERT INTO ledger("
"seq_no, time, ledger_hash, prev_ledger_hash, data_hash,"
"state_hash, patch_hash, user_hash, input_hash, output_hash"
") VALUES(?,?,?,?,?,?,?,?,?,?)";
constexpr const char *INSERT_INTO_USERS = "INSERT INTO users(ledger_seq_no, pubkey) VALUES(?,?)";
constexpr const char *INSERT_INTO_USER_INPUTS = "INSERT INTO inputs(ledger_seq_no, pubkey, hash, nonce,"
" blob_offset, blob_size) VALUES(?,?,?,?,?,?)";
constexpr const char *INSERT_INTO_USER_OUTPUTS = "INSERT INTO outputs(ledger_seq_no, pubkey, hash,"
" blob_offset, blob_count) VALUES(?,?,?,?,?)";
#define PUBKEY_SIZE 33
#define BIND_H32_BLOB(idx, field) (field.size() == sizeof(util::h32) && sqlite3_bind_blob(stmt, idx, field.data(), sizeof(util::h32), SQLITE_STATIC) == SQLITE_OK)
#define BIND_PUBKEY_BLOB(idx, field) (field.size() == PUBKEY_SIZE && sqlite3_bind_blob(stmt, idx, field.data(), PUBKEY_SIZE, SQLITE_STATIC) == SQLITE_OK)
#define GET_H32_BLOB(idx) std::string((char *)sqlite3_column_blob(stmt, idx), sizeof(util::h32))
#define GET_PUBKEY_BLOB(idx) std::string((char *)sqlite3_column_blob(stmt, idx), PUBKEY_SIZE)
/**
* Opens a connection to a given databse and give the db pointer.
* @param db_name Database name to be connected.
* @param db Pointer to the db pointer which is to be connected and pointed.
* @param writable Whether the database must be opened in a writable mode or not.
* @param journal Whether to enable db journaling or not.
* @returns returns 0 on success, or -1 on error.
*/
int open_db(std::string_view db_name, sqlite3 **db, const bool writable, const bool journal)
{
int ret;
const int flags = writable ? (SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE) : SQLITE_OPEN_READONLY;
if ((ret = sqlite3_open_v2(db_name.data(), db, flags, 0)) != SQLITE_OK)
{
LOG_ERROR << ret << ": Sqlite error when opening database " << db_name;
*db = NULL;
return -1;
}
// We can turn off journaling for the db if we don't need transacion support.
// Journaling mode can introduce lot of extra underyling file system operations which may cause
// lot of overhead if used on a low-performance filesystem like hpfs.
if (writable && !journal && exec_sql(*db, JOURNAL_MODE_OFF) == -1)
return -1;
return 0;
}
/**
* Executes given sql query.
* @param db Pointer to the db.
* @param sql Sql query to be executed.
* @param callback Callback funcion which is called for each result row.
* @param callback_first_arg First data argumat to be parced to the callback (void pointer).
* @returns returns 0 on success, or -1 on error.
*/
int exec_sql(sqlite3 *db, std::string_view sql, int (*callback)(void *, int, char **, char **), void *callback_first_arg)
{
char *err_msg;
if (sqlite3_exec(db, sql.data(), callback, (callback != NULL ? (void *)callback_first_arg : NULL), &err_msg) != SQLITE_OK)
{
LOG_ERROR << "SQL error occured: " << err_msg;
sqlite3_free(err_msg);
return -1;
}
return 0;
}
int begin_transaction(sqlite3 *db)
{
return sqlite::exec_sql(db, BEGIN_TRANSACTION);
}
int commit_transaction(sqlite3 *db)
{
return sqlite::exec_sql(db, COMMIT_TRANSACTION);
}
int rollback_transaction(sqlite3 *db)
{
return sqlite::exec_sql(db, ROLLBACK_TRANSACTION);
}
/**
* Create a table with given table info.
* @param db Pointer to the db.
* @param table_name Table name to be created.
* @param column_info Column info of the table.
* @returns returns 0 on success, or -1 on error.
*/
int create_table(sqlite3 *db, std::string_view table_name, const std::vector<table_column_info> &column_info)
{
std::string sql;
sql.append(CREATE_TABLE).append(table_name).append(" (");
for (auto itr = column_info.begin(); itr != column_info.end(); ++itr)
{
sql.append(itr->name);
sql.append(" ");
sql.append(COLUMN_DATA_TYPES[itr->column_type]);
if (itr->is_key)
{
sql.append(" ");
sql.append(PRIMARY_KEY);
}
if (!itr->is_null)
{
sql.append(" ");
sql.append(NOT_NULL);
}
if (itr != column_info.end() - 1)
sql.append(",");
}
sql.append(")");
const int ret = exec_sql(db, sql);
if (ret == -1)
{
LOG_ERROR << "Error when creating sqlite table " << table_name;
}
return ret;
}
int create_index(sqlite3 *db, std::string_view table_name, std::string_view column_names, const bool is_unique)
{
std::string index_name = std::string("idx_").append(table_name).append("_").append(column_names);
std::replace(index_name.begin(), index_name.end(), ',', '_');
std::string sql;
sql.append(is_unique ? CREATE_UNIQUE_INDEX : CREATE_INDEX)
.append(index_name)
.append(" ON ")
.append(table_name)
.append("(")
.append(column_names)
.append(")");
const int ret = exec_sql(db, sql);
if (ret == -1)
{
LOG_ERROR << "Error when creating sqlite index '" << index_name << "' in table " << table_name;
}
return ret;
}
/**
* Inserts mulitple rows to a table.
* @param db Pointer to the db.
* @param table_name Table name to be populated.
* @param column_names_string Comma seperated string of colums (eg: "col_1,col_2,...").
* @param value_strings Vector of comma seperated values (wrap in single quotes for TEXT type) (eg: ["r1val1,'r1val2',...", "r2val1,'r2val2',..."]).
* @returns returns 0 on success, or -1 on error.
*/
int insert_rows(sqlite3 *db, std::string_view table_name, std::string_view column_names_string, const std::vector<std::string> &value_strings)
{
std::string sql;
sql.append(INSERT_INTO);
sql.append(table_name);
sql.append("(");
sql.append(column_names_string);
sql.append(") ");
sql.append(VALUES);
for (auto itr = value_strings.begin(); itr != value_strings.end(); ++itr)
{
sql.append("(");
sql.append(*itr);
sql.append(")");
if (itr != value_strings.end() - 1)
sql.append(",");
}
/* Execute SQL statement */
return exec_sql(db, sql);
}
/**
* Inserts a row to a table.
* @param db Pointer to the db.
* @param table_name Table name to be populated.
* @param column_names_string Comma seperated string of colums (eg: "col_1,col_2,...").
* @param value_string comma seperated values as per column order (wrap in single quotes for TEXT type) (eg: "r1val1,'r1val2',...").
* @returns returns 0 on success, or -1 on error.
*/
int insert_row(sqlite3 *db, std::string_view table_name, std::string_view column_names_string, std::string_view value_string)
{
std::string sql;
// Reserving the space for the query before construction.
sql.reserve(sizeof(INSERT_INTO) + table_name.size() + column_names_string.size() + sizeof(VALUES) + value_string.size() + 5);
sql.append(INSERT_INTO);
sql.append(table_name);
sql.append("(");
sql.append(column_names_string);
sql.append(") ");
sql.append(VALUES);
sql.append("(");
sql.append(value_string);
sql.append(")");
/* Execute SQL statement */
return exec_sql(db, sql);
}
/**
* Checks whether table exist in the database.
* @param db Pointer to the db.
* @param table_name Table name to be checked.
* @returns returns true is exist, otherwise false.
*/
bool is_table_exists(sqlite3 *db, std::string_view table_name)
{
std::string sql;
// Reserving the space for the query before construction.
sql.reserve(sizeof(SELECT_ALL) + sizeof(SQLITE_MASTER) + sizeof(WHERE) + sizeof(AND) + table_name.size() + 19);
sql.append(SELECT_ALL);
sql.append(SQLITE_MASTER);
sql.append(WHERE);
sql.append("type='table'");
sql.append(AND);
sql.append("name='");
sql.append(table_name);
sql.append("'");
sqlite3_stmt *stmt;
if (sqlite3_prepare_v2(db, sql.data(), -1, &stmt, 0) == SQLITE_OK &&
stmt != NULL && sqlite3_step(stmt) == SQLITE_ROW)
{
// Finalize and distroys the statement.
sqlite3_finalize(stmt);
return true;
}
// Finalize and distroys the statement.
sqlite3_finalize(stmt);
return false;
}
/**
* Closes a connection to a given databse.
* @param db Pointer to the db.
* @returns returns 0 on success, or -1 on error.
*/
int close_db(sqlite3 **db)
{
if (*db == NULL)
return 0;
if (sqlite3_close(*db) != SQLITE_OK)
{
LOG_ERROR << "Can't close database: " << sqlite3_errmsg(*db);
return -1;
}
*db = NULL;
return 0;
}
/**
* Sets up a blank ledger database.
* @param db Pointer to the db.
* @returns returns 0 on success, or -1 on error.
*/
int initialize_ledger_db(sqlite3 *db)
{
const std::vector<table_column_info> columns{
table_column_info("seq_no", COLUMN_DATA_TYPE::INT, true),
table_column_info("time", COLUMN_DATA_TYPE::INT),
table_column_info("ledger_hash", COLUMN_DATA_TYPE::BLOB),
table_column_info("prev_ledger_hash", COLUMN_DATA_TYPE::BLOB),
table_column_info("data_hash", COLUMN_DATA_TYPE::BLOB),
table_column_info("state_hash", COLUMN_DATA_TYPE::BLOB),
table_column_info("patch_hash", COLUMN_DATA_TYPE::BLOB),
table_column_info("user_hash", COLUMN_DATA_TYPE::BLOB),
table_column_info("input_hash", COLUMN_DATA_TYPE::BLOB),
table_column_info("output_hash", COLUMN_DATA_TYPE::BLOB)};
if (create_table(db, LEDGER_TABLE, columns) == -1 ||
create_index(db, LEDGER_TABLE, "time", true) == -1 ||
create_index(db, LEDGER_TABLE, "ledger_hash", true) == -1)
return -1;
return 0;
}
/**
* Sets up a blank ledger raw data database.
* @param db Pointer to the db.
* @returns returns 0 on success, or -1 on error.
*/
int initialize_ledger_raw_db(sqlite3 *db)
{
// Users table.
{
const std::vector<table_column_info> user_columns{
table_column_info("ledger_seq_no", COLUMN_DATA_TYPE::INT),
table_column_info("pubkey", COLUMN_DATA_TYPE::BLOB)};
if (create_table(db, USERS_TABLE, user_columns) == -1 ||
create_index(db, USERS_TABLE, "ledger_seq_no", false) == -1 ||
create_index(db, USERS_TABLE, "pubkey", false) == -1)
return -1;
}
// Inputs table.
{
const std::vector<table_column_info> input_columns{
table_column_info("ledger_seq_no", COLUMN_DATA_TYPE::INT),
table_column_info("pubkey", COLUMN_DATA_TYPE::BLOB),
table_column_info("hash", COLUMN_DATA_TYPE::BLOB),
table_column_info("nonce", COLUMN_DATA_TYPE::INT),
table_column_info("blob_offset", COLUMN_DATA_TYPE::INT),
table_column_info("blob_size", COLUMN_DATA_TYPE::INT)};
if (create_table(db, INPUTS_TABLE, input_columns) == -1 ||
create_index(db, INPUTS_TABLE, "ledger_seq_no", false) == -1 ||
create_index(db, INPUTS_TABLE, "hash", false) == -1 ||
create_index(db, INPUTS_TABLE, "ledger_seq_no,pubkey", false) == -1)
return -1;
}
// Outputs table.
{
const std::vector<table_column_info> input_columns{
table_column_info("ledger_seq_no", COLUMN_DATA_TYPE::INT),
table_column_info("pubkey", COLUMN_DATA_TYPE::BLOB),
table_column_info("hash", COLUMN_DATA_TYPE::BLOB),
table_column_info("blob_offset", COLUMN_DATA_TYPE::INT),
table_column_info("blob_count", COLUMN_DATA_TYPE::INT)};
if (create_table(db, OUTPUTS_TABLE, input_columns) == -1 ||
create_index(db, OUTPUTS_TABLE, "ledger_seq_no", false) == -1 ||
create_index(db, OUTPUTS_TABLE, "hash", false) == -1 ||
create_index(db, OUTPUTS_TABLE, "ledger_seq_no,pubkey", false) == -1)
return -1;
}
return 0;
}
/**
* Create and update the hp system table when creating a new shard.
* @param db Pointer to the db.
* @param version Version string to be placed in the table.
* @returns returns 0 on success, or -1 on error.
*
*/
int create_hp_table(sqlite3 *db, std::string_view version)
{
const std::vector<table_column_info> column_info{
table_column_info(LEDGER_VERSION_COLUMN, COLUMN_DATA_TYPE::TEXT)};
if (create_table(db, HP_TABLE, column_info) == -1)
return -1;
const std::string value_string = "\"" + std::string(version) + "\"";
if (insert_row(db, HP_TABLE, LEDGER_VERSION_COLUMN, value_string) == -1)
return -1;
return 0;
}
/**
* Inserts a ledger record.
* @param db Pointer to the db.
* @param ledger Ledger struct to be inserted.
* @returns returns 0 on success, or -1 on error.
*/
int insert_ledger_row(sqlite3 *db, const ledger::ledger_record &ledger)
{
sqlite3_stmt *stmt;
if (sqlite3_prepare_v2(db, INSERT_INTO_LEDGER, -1, &stmt, 0) == SQLITE_OK && stmt != NULL &&
sqlite3_bind_int64(stmt, 1, ledger.seq_no) == SQLITE_OK &&
sqlite3_bind_int64(stmt, 2, ledger.timestamp) == SQLITE_OK &&
BIND_H32_BLOB(3, ledger.ledger_hash) &&
BIND_H32_BLOB(4, ledger.prev_ledger_hash) &&
BIND_H32_BLOB(5, ledger.data_hash) &&
BIND_H32_BLOB(6, ledger.state_hash) &&
BIND_H32_BLOB(7, ledger.config_hash) &&
BIND_H32_BLOB(8, ledger.user_hash) &&
BIND_H32_BLOB(9, ledger.input_hash) &&
BIND_H32_BLOB(10, ledger.output_hash) &&
sqlite3_step(stmt) == SQLITE_DONE)
{
sqlite3_finalize(stmt);
return 0;
}
LOG_ERROR << "Error inserting ledger record. " << sqlite3_errmsg(db);
sqlite3_finalize(stmt);
return -1;
}
sqlite3_stmt *prepare_user_insert(sqlite3 *db)
{
sqlite3_stmt *stmt;
if (sqlite3_prepare_v2(db, INSERT_INTO_USERS, -1, &stmt, 0) == SQLITE_OK && stmt != NULL)
return stmt;
return NULL;
}
sqlite3_stmt *prepare_user_input_insert(sqlite3 *db)
{
sqlite3_stmt *stmt;
if (sqlite3_prepare_v2(db, INSERT_INTO_USER_INPUTS, -1, &stmt, 0) == SQLITE_OK && stmt != NULL)
return stmt;
return NULL;
}
sqlite3_stmt *prepare_user_output_insert(sqlite3 *db)
{
sqlite3_stmt *stmt;
if (sqlite3_prepare_v2(db, INSERT_INTO_USER_OUTPUTS, -1, &stmt, 0) == SQLITE_OK && stmt != NULL)
return stmt;
LOG_ERROR << "Prepare sqlite statement failed.";
return NULL;
}
int insert_user_record(sqlite3_stmt *stmt, const uint64_t ledger_seq_no, std::string_view pubkey)
{
if (stmt == NULL)
{
LOG_ERROR << "Sqlite statement null.";
return -1;
}
if (sqlite3_reset(stmt) == SQLITE_OK &&
sqlite3_bind_int64(stmt, 1, ledger_seq_no) == SQLITE_OK &&
BIND_PUBKEY_BLOB(2, pubkey) &&
sqlite3_step(stmt) == SQLITE_DONE)
{
return 0;
}
LOG_ERROR << "Error inserting user record.";
return -1;
}
int insert_user_input_record(sqlite3_stmt *stmt, const uint64_t ledger_seq_no, std::string_view pubkey,
std::string_view hash, const uint64_t nonce, const uint64_t blob_offset, const uint64_t blob_size)
{
if (stmt == NULL)
{
LOG_ERROR << "Sqlite statement null.";
return -1;
}
if (sqlite3_reset(stmt) == SQLITE_OK &&
sqlite3_bind_int64(stmt, 1, ledger_seq_no) == SQLITE_OK &&
BIND_PUBKEY_BLOB(2, pubkey) &&
BIND_H32_BLOB(3, hash) &&
sqlite3_bind_int64(stmt, 4, nonce) == SQLITE_OK &&
sqlite3_bind_int64(stmt, 5, blob_offset) == SQLITE_OK &&
sqlite3_bind_int64(stmt, 6, blob_size) == SQLITE_OK &&
sqlite3_step(stmt) == SQLITE_DONE)
{
return 0;
}
LOG_ERROR << "Error inserting user input record.";
return -1;
}
int insert_user_output_record(sqlite3_stmt *stmt, const uint64_t ledger_seq_no, std::string_view pubkey,
std::string_view hash, const uint64_t blob_offset, const uint64_t output_count)
{
if (stmt == NULL)
{
LOG_ERROR << "Sqlite statement null.";
return -1;
}
if (sqlite3_reset(stmt) == SQLITE_OK &&
sqlite3_bind_int64(stmt, 1, ledger_seq_no) == SQLITE_OK &&
BIND_PUBKEY_BLOB(2, pubkey) &&
BIND_H32_BLOB(3, hash) &&
sqlite3_bind_int64(stmt, 4, blob_offset) == SQLITE_OK &&
sqlite3_bind_int64(stmt, 5, output_count) == SQLITE_OK &&
sqlite3_step(stmt) == SQLITE_DONE)
{
return 0;
}
LOG_ERROR << "Error inserting user output record.";
return -1;
}
/**
* Get the last ledger record of the given db.
* @param db Pointer to the db.
* @param ledger Ledger structure to populate.
* @returns 0 on success. -1 on failure.
*/
int get_last_ledger(sqlite3 *db, ledger::ledger_record &ledger)
{
sqlite3_stmt *stmt;
if (sqlite3_prepare_v2(db, SELECT_LAST_LEDGER, -1, &stmt, 0) == SQLITE_OK && stmt != NULL &&
sqlite3_step(stmt) == SQLITE_ROW)
{
populate_ledger_from_sql_record(ledger, stmt);
sqlite3_finalize(stmt);
return 0;
}
LOG_ERROR << "Error when querying last ledger from db. " << sqlite3_errmsg(db);
sqlite3_finalize(stmt);
return -1;
}
/**
* Get the ledger record by seq no.
* @param db Pointer to the db.
* @param seq_no Ledger sequence no. to search for.
* @param ledger Ledger structure to populate.
* @returns 1 if ledger found. 0 if ledger not found. -1 on failure.
*/
int get_ledger_by_seq_no(sqlite3 *db, const uint64_t seq_no, ledger::ledger_record &ledger)
{
sqlite3_stmt *stmt;
if (sqlite3_prepare_v2(db, SELECT_LEDGER_BY_SEQ_NO, -1, &stmt, 0) == SQLITE_OK && stmt != NULL &&
sqlite3_bind_int64(stmt, 1, seq_no) == SQLITE_OK)
{
const int result = sqlite3_step(stmt);
if (result == SQLITE_ROW)
{
populate_ledger_from_sql_record(ledger, stmt);
sqlite3_finalize(stmt);
return 1; // Ledger found.
}
else if (result == SQLITE_DONE)
{
sqlite3_finalize(stmt);
return 0; // Not found.
}
}
LOG_ERROR << "Error when querying ledger by seq no. from db. " << sqlite3_errmsg(db);
sqlite3_finalize(stmt);
return -1;
}
int get_users_by_seq_no(sqlite3 *db, const uint64_t seq_no, std::vector<std::string> &users)
{
sqlite3_stmt *stmt;
if (sqlite3_prepare_v2(db, SELECT_USERS_BY_SEQ_NO, -1, &stmt, 0) == SQLITE_OK && stmt != NULL &&
sqlite3_bind_int64(stmt, 1, seq_no) == SQLITE_OK)
{
while (sqlite3_step(stmt) == SQLITE_ROW)
users.push_back(GET_PUBKEY_BLOB(1));
sqlite3_finalize(stmt);
return 0;
}
LOG_ERROR << "Error when querying ledger users by seq no. from db. " << sqlite3_errmsg(db);
sqlite3_finalize(stmt);
return -1;
}
int get_user_inputs_by_seq_no(sqlite3 *db, const uint64_t seq_no, std::vector<ledger::ledger_user_input> &inputs)
{
sqlite3_stmt *stmt;
if (sqlite3_prepare_v2(db, SELECT_INPUTS_BY_SEQ_NO, -1, &stmt, 0) == SQLITE_OK && stmt != NULL &&
sqlite3_bind_int64(stmt, 1, seq_no) == SQLITE_OK)
{
while (sqlite3_step(stmt) == SQLITE_ROW)
inputs.push_back(populate_user_input_from_sql_record(stmt));
sqlite3_finalize(stmt);
return 0;
}
LOG_ERROR << "Error when querying ledger inputs by seq no. from db. " << sqlite3_errmsg(db);
sqlite3_finalize(stmt);
return -1;
}
int get_user_outputs_by_seq_no(sqlite3 *db, const uint64_t seq_no, std::vector<ledger::ledger_user_output> &outputs)
{
sqlite3_stmt *stmt;
if (sqlite3_prepare_v2(db, SELECT_OUTPUTS_BY_SEQ_NO, -1, &stmt, 0) == SQLITE_OK && stmt != NULL &&
sqlite3_bind_int64(stmt, 1, seq_no) == SQLITE_OK)
{
while (sqlite3_step(stmt) == SQLITE_ROW)
outputs.push_back(populate_user_output_from_sql_record(stmt));
sqlite3_finalize(stmt);
return 0;
}
LOG_ERROR << "Error when querying ledger outputs by seq no. from db. " << sqlite3_errmsg(db);
sqlite3_finalize(stmt);
return -1;
}
int get_user_input_by_hash(sqlite3 *db, std::string_view hash, std::optional<ledger::ledger_user_input> &input)
{
sqlite3_stmt *stmt;
if (sqlite3_prepare_v2(db, SELECT_INPUT_BY_HASH, -1, &stmt, 0) == SQLITE_OK && stmt != NULL &&
BIND_H32_BLOB(1, hash))
{
if (sqlite3_step(stmt) == SQLITE_ROW)
input = populate_user_input_from_sql_record(stmt);
sqlite3_finalize(stmt);
return 0;
}
LOG_ERROR << "Error when querying ledger inputs by hash. from db. " << sqlite3_errmsg(db);
sqlite3_finalize(stmt);
return -1;
}
void populate_ledger_from_sql_record(ledger::ledger_record &ledger, sqlite3_stmt *stmt)
{
ledger.seq_no = sqlite3_column_int64(stmt, 0);
ledger.timestamp = sqlite3_column_int64(stmt, 1);
ledger.ledger_hash = GET_H32_BLOB(2);
ledger.prev_ledger_hash = GET_H32_BLOB(3);
ledger.data_hash = GET_H32_BLOB(4);
ledger.state_hash = GET_H32_BLOB(5);
ledger.config_hash = GET_H32_BLOB(6);
ledger.user_hash = GET_H32_BLOB(7);
ledger.input_hash = GET_H32_BLOB(8);
ledger.output_hash = GET_H32_BLOB(9);
}
ledger::ledger_user_input populate_user_input_from_sql_record(sqlite3_stmt *stmt)
{
ledger::ledger_user_input inp;
inp.ledger_seq_no = sqlite3_column_int64(stmt, 0);
inp.pubkey = GET_PUBKEY_BLOB(1);
inp.hash = GET_H32_BLOB(2);
inp.nonce = sqlite3_column_int64(stmt, 3);
inp.blob_offset = sqlite3_column_int64(stmt, 4);
inp.blob_size = sqlite3_column_int64(stmt, 5);
return inp;
}
ledger::ledger_user_output populate_user_output_from_sql_record(sqlite3_stmt *stmt)
{
ledger::ledger_user_output out;
out.ledger_seq_no = sqlite3_column_int64(stmt, 0);
out.pubkey = GET_PUBKEY_BLOB(1);
out.hash = GET_H32_BLOB(2);
out.blob_offset = sqlite3_column_int64(stmt, 3);
out.blob_count = sqlite3_column_int64(stmt, 4);
return out;
}
} // namespace ledger::sqlite
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