RETCODE SQL_API
SQLNativeSqlW(HDBC hdbc,
SQLWCHAR *szSqlStrIn,
SQLINTEGER cbSqlStrIn,
SQLWCHAR *szSqlStr,
SQLINTEGER cbSqlStrMax,
SQLINTEGER *pcbSqlStr)
{
CSTR func = "SQLNativeSqlW";
RETCODE ret;
char *szIn, *szOut = NULL, *szOutt = NULL;
SQLLEN slen;
SQLINTEGER buflen, olen;
ConnectionClass *conn = (ConnectionClass *) hdbc;
mylog("[%s}", func);
CC_examine_global_transaction(conn);
ENTER_CONN_CS(conn);
CC_clear_error(conn);
CC_set_in_unicode_driver(conn);
szIn = ucs2_to_utf8(szSqlStrIn, cbSqlStrIn, &slen, FALSE);
buflen = 3 * cbSqlStrMax;
if (buflen > 0)
szOutt = malloc(buflen);
for (;; buflen = olen + 1, szOutt = realloc(szOut, buflen))
{
if (!szOutt)
{
CC_set_error(conn, CONN_NO_MEMORY_ERROR, "Could not allocate memory for output buffer", func);
ret = SQL_ERROR;
break;
}
szOut = szOutt;
ret = PGAPI_NativeSql(hdbc, (SQLCHAR *) szIn, (SQLINTEGER) slen,
(SQLCHAR *) szOut, buflen, &olen);
if (SQL_SUCCESS_WITH_INFO != ret || olen < buflen)
break;
}
if (szIn)
free(szIn);
if (SQL_SUCCEEDED(ret))
{
SQLLEN szcount = olen;
if (olen < buflen)
szcount = utf8_to_ucs2(szOut, olen, szSqlStr, cbSqlStrMax);
if (SQL_SUCCESS == ret && szcount > cbSqlStrMax)
{
ConnectionClass *conn = (ConnectionClass *) hdbc;
ret = SQL_SUCCESS_WITH_INFO;
CC_set_error(conn, CONN_TRUNCATED, "Sql string too large", func);
}
if (pcbSqlStr)
*pcbSqlStr = (SQLINTEGER) szcount;
}
LEAVE_CONN_CS(conn);
free(szOut);
return ret;
}
RETCODE SQL_API
SQLNativeSql(
HDBC hdbc,
SQLCHAR *szSqlStrIn,
SQLINTEGER cbSqlStrIn,
SQLCHAR *szSqlStr,
SQLINTEGER cbSqlStrMax,
SQLINTEGER *pcbSqlStr)
{
RETCODE ret;
ConnectionClass *conn = (ConnectionClass *) hdbc;
mylog("[SQLNativeSql]");
ENTER_CONN_CS(conn);
CC_clear_error(conn);
ret = PGAPI_NativeSql(hdbc, szSqlStrIn, cbSqlStrIn, szSqlStr,
cbSqlStrMax, pcbSqlStr);
LEAVE_CONN_CS(conn);
return ret;
}