connectivity/source/drivers/mysqlc/mysqlc_general.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_MYSQLC_SOURCE_MYSQLC_GENERAL_HXX
  21 #define INCLUDED_MYSQLC_SOURCE_MYSQLC_GENERAL_HXX
  22
  23 #include <config_lgpl.h>
  24
  25 #include <com/sun/star/uno/XInterface.hpp>
  26 #include <com/sun/star/sdbc/SQLException.hpp>
  27
  28 #include <osl/diagnose.h>
  29 #include <mysql.h>
  30
  31 #if defined __GNUC__
  32 #pragma GCC diagnostic push
  33 #pragma GCC diagnostic ignored "-Wdeprecated"
  34 #endif
  35
  36 #if defined __GNUC__
  37 #pragma GCC diagnostic pop
  38 #endif
  39
  40 namespace mysqlc_sdbc_driver
  41 {
  42 template <typename T>
  43 void resetSqlVar(void** target, T* pValue, enum_field_types type, sal_Int32 nSize = 0)
  44 {
  45     if (*target)
  46     {
  47         free(*target);
  48         *target = nullptr;
  49     }
  50     constexpr auto nUnitSize = sizeof(T);
  51     switch (type)
  52     {
  53         case MYSQL_TYPE_INT24:
  54         case MYSQL_TYPE_YEAR:
  55         case MYSQL_TYPE_NEWDATE:
  56         case MYSQL_TYPE_BIT:
  57         case MYSQL_TYPE_GEOMETRY:
  58         case MYSQL_TYPE_LONG:
  59         case MYSQL_TYPE_SHORT:
  60         case MYSQL_TYPE_TINY:
  61         case MYSQL_TYPE_LONGLONG:
  62         case MYSQL_TYPE_FLOAT:
  63         case MYSQL_TYPE_DOUBLE:
  64         case MYSQL_TYPE_TIME:
  65         case MYSQL_TYPE_DATE:
  66         case MYSQL_TYPE_DATETIME:
  67         case MYSQL_TYPE_TIMESTAMP:
  68             *target = malloc(nUnitSize);
  69             memcpy(*target, pValue, nUnitSize);
  70             break;
  71         case MYSQL_TYPE_STRING:
  72         case MYSQL_TYPE_BLOB:
  73         case MYSQL_TYPE_DECIMAL:
  74         case MYSQL_TYPE_VARCHAR:
  75         case MYSQL_TYPE_NEWDECIMAL:
  76         case MYSQL_TYPE_ENUM:
  77         case MYSQL_TYPE_SET:
  78         case MYSQL_TYPE_VAR_STRING:
  79         case MYSQL_TYPE_TINY_BLOB:
  80         case MYSQL_TYPE_MEDIUM_BLOB:
  81         case MYSQL_TYPE_LONG_BLOB:
  82             *target = malloc(nUnitSize * nSize);
  83             memcpy(*target, pValue, nUnitSize * nSize);
  84             break;
  85         case MYSQL_TYPE_NULL:
  86             // nothing I guess
  87             break;
  88         default:
  89             OSL_FAIL("resetSqlVar: unknown enum_field_type");
  90     }
  91 }
  92
  93 void allocateSqlVar(void** mem, enum_field_types eType, unsigned nSize = 0);
  94
  95 void throwFeatureNotImplementedException(
  96     const sal_Char* _pAsciiFeatureName,
  97     const css::uno::Reference<css::uno::XInterface>& _rxContext);
  98
  99 void throwInvalidArgumentException(const sal_Char* _pAsciiFeatureName,
 100                                    const css::uno::Reference<css::uno::XInterface>& _rxContext);
 101
 102 void throwSQLExceptionWithMsg(const char* msg, unsigned int errorNum,
 103                               const css::uno::Reference<css::uno::XInterface>& _context,
 104                               const rtl_TextEncoding encoding);
 105
 106 sal_Int32 mysqlToOOOType(int eType, int charsetnr) noexcept;
 107
 108 OUString mysqlTypeToStr(unsigned mysql_type, unsigned mysql_flags);
 109
 110 sal_Int32 mysqlStrToOOOType(const OUString& sType);
 111
 112 OUString convert(const ::std::string& _string, const rtl_TextEncoding encoding);
 113 }
 114
 115 #endif
 116
 117 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */