Sqlite c++操作数据库中文乱码

char* Utf2Gb(const char* utf8)

{

int len = MultiByteToWideChar(CP_UTF8, 0, utf8, -1, NULL, 0);

wchar_t* wstr = new wchar_t[len + 1];

memset(wstr, 0, len + 1);

MultiByteToWideChar(CP_UTF8, 0, utf8, -1, wstr, len);

len = WideCharToMultiByte(CP_ACP, 0, wstr, -1, NULL, 0, NULL, NULL);

char* str = new char[len + 1];

memset(str, 0, len + 1);

WideCharToMultiByte(CP_ACP, 0, wstr, -1, str, len, NULL, NULL);

if (wstr) delete[] wstr;

return str;

}

//GB2312到UTF-8的转换

char* GB2Utf(const char* gb2312)

{

int len = MultiByteToWideChar(CP_ACP, 0, gb2312, -1, NULL, 0);

wchar_t* wstr = new wchar_t[len + 1];

memset(wstr, 0, len + 1);

MultiByteToWideChar(CP_ACP, 0, gb2312, -1, wstr, len);

len = WideCharToMultiByte(CP_UTF8, 0, wstr, -1, NULL, 0, NULL, NULL);

char* str = new char[len + 1];

memset(str, 0, len + 1);

WideCharToMultiByte(CP_UTF8, 0, wstr, -1, str, len, NULL, NULL);

if (wstr) delete[] wstr;

return str;

}