55 lines
1.7 KiB
C++
55 lines
1.7 KiB
C++
// SPDX-FileCopyrightText: 2023 Yury Gubich <blue@macaw.me>
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// SPDX-License-Identifier: GPL-3.0-or-later
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#include "statement.h"
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#include <cstring>
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static uint64_t TIME_LENGTH = sizeof(MYSQL_TIME);
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MySQL::Statement::Statement(MYSQL* connection, const char* statement):
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stmt(mysql_stmt_init(connection)),
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param()
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{
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int result = mysql_stmt_prepare(stmt.get(), statement, strlen(statement));
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if (result != 0)
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throw std::runtime_error(std::string("Error preparing statement: ") + mysql_stmt_error(stmt.get()));
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}
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void MySQL::Statement::bind(void* value, enum_field_types type, bool usigned) {
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MYSQL_BIND& result = param.emplace_back();
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std::memset(&result, 0, sizeof(result));
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result.buffer_type = type;
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result.buffer = value;
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switch (type) {
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case MYSQL_TYPE_STRING:
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case MYSQL_TYPE_VAR_STRING:
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result.buffer_length = strlen(static_cast<char*>(value));
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break;
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case MYSQL_TYPE_DATE:
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result.buffer_length = TIME_LENGTH;
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break;
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case MYSQL_TYPE_LONG:
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case MYSQL_TYPE_LONGLONG:
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case MYSQL_TYPE_SHORT:
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case MYSQL_TYPE_TINY:
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result.is_unsigned = usigned;
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break;
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default:
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throw std::runtime_error("Type: " + std::to_string(type) + " is not yet supported in bind");
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break;
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}
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}
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void MySQL::Statement::execute() {
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int result = mysql_stmt_bind_param(stmt.get(), param.data());
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if (result != 0)
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throw std::runtime_error(std::string("Error binding statement: ") + mysql_stmt_error(stmt.get()));
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result = mysql_stmt_execute(stmt.get());
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if (result != 0)
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throw std::runtime_error(std::string("Error executing statement: ") + mysql_stmt_error(stmt.get()));
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}
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