linux gb18030 转 utf,linux c++下gb18030、utf8之间的转换

int nSrcLen;

int nDestLen;

char szConvertBuf[4096] ={0};

char szMess[256] ={0};

nSrcLen = strlen(str);

nDestLen = 256;

if(-1 == ConverCode("GB18030", "UTF-8", str,(size_t)nSrcLen, szConvertBuf, (size_t)nDestLen, szMess))

{

retcode=-1;

sprintf(m_errMsg, "字符转化失败,[%s]",szMess);

m_logger.WriteLog(Err,__LINE__,m_reqNo,RETCODE_SYSTEM,m_errMsg);

return string(szMess);

}

sprintf(m_errMsg, "字符转化成功,[%s]",szConvertBuf);

m_logger.WriteLog(Detail,__LINE__,m_reqNo,RETCODE_SYSTEM,m_errMsg);

retcode=0;

return string(szConvertBuf);

}

string CHostFunc::UTF8ToGB(const char* str,int &retcode)

{

int nSrcLen;

int nDestLen;

char szConvertBuf[4096] ={0};

char szMess[256] ={0};

nSrcLen = strlen(str);

nDestLen = 256;

if(-1 == ConverCode("UTF-8", "GB18030", str,(size_t)nSrcLen, szConvertBuf, (size_t)nDestLen, szMess))

{

retcode =-1;

sprintf(m_errMsg, "字符转化失败,[%s]",szMess);

m_logger.WriteLog(Err,__LINE__,m_reqNo,RETCODE_SYSTEM,m_errMsg);

return string(szMess);

}

sprintf(m_errMsg, "字符转化成功,[%s]",szConvertBuf);

m_logger.WriteLog(Detail,__LINE__,m_reqNo,RETCODE_SYSTEM,m_errMsg);

retcode=0;

return string(szConvertBuf);