-/** Prepare for getting query result
-
- Copyright (C) 1995 by Ke Jin <kejin@empress.com>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-**/
-
-#include <../iodbc/iodbc.h>
-
-#include <../iodbc/isql.h>
-#include <../iodbc/isqlext.h>
-
-#include <../iodbc/dlproc.h>
-
-#include <../iodbc/herr.h>
-#include <../iodbc/henv.h>
-#include <../iodbc/hdbc.h>
-#include <../iodbc/hstmt.h>
-
-#include <../iodbc/itrace.h>
-
-RETCODE SQL_API SQLBindCol (
- HSTMT hstmt,
- UWORD icol,
- SWORD fCType,
- PTR rgbValue,
- SDWORD cbValueMax,
- SDWORD FAR* pcbValue )
+/*
+ * result.c
+ *
+ * $Id$
+ *
+ * Prepare for getting query result
+ *
+ * The iODBC driver manager.
+ *
+ * Copyright (C) 1995 by Ke Jin <kejin@empress.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "config.h"
+
+#include "isql.h"
+#include "isqlext.h"
+
+#include "dlproc.h"
+
+#include "herr.h"
+#include "henv.h"
+#include "hdbc.h"
+#include "hstmt.h"
+
+#include "itrace.h"
+
+RETCODE SQL_API
+SQLBindCol (
+ HSTMT hstmt,
+ UWORD icol,
+ SWORD fCType,
+ PTR rgbValue,
+ SDWORD cbValueMax,
+ SDWORD FAR * pcbValue)
{
- STMT_t FAR* pstmt = (STMT_t FAR*)hstmt;
- HPROC hproc = SQL_NULL_HPROC;
- RETCODE retcode;
-
- if( hstmt == SQL_NULL_HSTMT
- || pstmt->hdbc == SQL_NULL_HDBC )
- {
- return SQL_INVALID_HANDLE;
- }
-
- /* check argument */
- switch(fCType)
- {
- case SQL_C_DEFAULT:
- case SQL_C_CHAR:
- case SQL_C_BINARY:
- case SQL_C_BIT:
- case SQL_C_TINYINT:
- case SQL_C_STINYINT:
- case SQL_C_UTINYINT:
- case SQL_C_SHORT:
- case SQL_C_SSHORT:
- case SQL_C_USHORT:
- case SQL_C_LONG:
- case SQL_C_SLONG:
- case SQL_C_ULONG:
- case SQL_C_FLOAT:
- case SQL_C_DOUBLE:
- case SQL_C_DATE:
- case SQL_C_TIME:
- case SQL_C_TIMESTAMP:
- break;
-
- default:
- PUSHSQLERR ( pstmt->herr, en_S1003);
- return SQL_ERROR;
- }
-
- if( cbValueMax < 0 )
- {
- PUSHSQLERR ( pstmt->herr, en_S1090 );
-
- return SQL_ERROR;
- }
-
- /* check state */
- if( pstmt->state > en_stmt_needdata
- || pstmt->asyn_on != en_NullProc )
- {
- PUSHSQLERR ( pstmt->herr, en_S1010 );
- return SQL_ERROR;
- }
-
- /* call driver's function */
- hproc = _iodbcdm_getproc( pstmt->hdbc, en_BindCol );
-
- if( hproc == SQL_NULL_HPROC )
- {
- PUSHSQLERR ( pstmt->herr, en_IM001 );
-
- return SQL_ERROR;
- }
-
- CALL_DRIVER ( pstmt->hdbc, retcode, hproc, en_BindCol, (
- pstmt->dhstmt,
- icol,
- fCType,
- rgbValue,
- cbValueMax,
- pcbValue ) )
-
-#if 0
- retcode = hproc(pstmt->dhstmt,
- icol,
- fCType,
- rgbValue,
- cbValueMax,
- pcbValue );
-#endif
-
- return retcode;
+ STMT_t FAR *pstmt = (STMT_t FAR *) hstmt;
+ HPROC hproc = SQL_NULL_HPROC;
+ RETCODE retcode;
+
+ if (hstmt == SQL_NULL_HSTMT || pstmt->hdbc == SQL_NULL_HDBC)
+ {
+ return SQL_INVALID_HANDLE;
+ }
+
+ /* check argument */
+ switch (fCType)
+ {
+ case SQL_C_DEFAULT:
+ case SQL_C_CHAR:
+ case SQL_C_BINARY:
+ case SQL_C_BIT:
+ case SQL_C_TINYINT:
+ case SQL_C_STINYINT:
+ case SQL_C_UTINYINT:
+ case SQL_C_SHORT:
+ case SQL_C_SSHORT:
+ case SQL_C_USHORT:
+ case SQL_C_LONG:
+ case SQL_C_SLONG:
+ case SQL_C_ULONG:
+ case SQL_C_FLOAT:
+ case SQL_C_DOUBLE:
+ case SQL_C_DATE:
+ case SQL_C_TIME:
+ case SQL_C_TIMESTAMP:
+ break;
+
+ default:
+ PUSHSQLERR (pstmt->herr, en_S1003);
+ return SQL_ERROR;
+ }
+
+ if (cbValueMax < 0)
+ {
+ PUSHSQLERR (pstmt->herr, en_S1090);
+
+ return SQL_ERROR;
+ }
+
+ /* check state */
+ if (pstmt->state > en_stmt_needdata || pstmt->asyn_on != en_NullProc)
+ {
+ PUSHSQLERR (pstmt->herr, en_S1010);
+ return SQL_ERROR;
+ }
+
+ /* call driver's function */
+ hproc = _iodbcdm_getproc (pstmt->hdbc, en_BindCol);
+
+ if (hproc == SQL_NULL_HPROC)
+ {
+ PUSHSQLERR (pstmt->herr, en_IM001);
+
+ return SQL_ERROR;
+ }
+
+ CALL_DRIVER (pstmt->hdbc, retcode, hproc, en_BindCol,
+ (pstmt->dhstmt, icol, fCType, rgbValue, cbValueMax, pcbValue))
+
+ return retcode;
}
-RETCODE SQL_API SQLGetCursorName(
- HSTMT hstmt,
- UCHAR FAR* szCursor,
- SWORD cbCursorMax,
- SWORD FAR* pcbCursor )
+
+RETCODE SQL_API
+SQLGetCursorName (
+ HSTMT hstmt,
+ UCHAR FAR * szCursor,
+ SWORD cbCursorMax,
+ SWORD FAR * pcbCursor)
{
- STMT_t FAR* pstmt = (STMT_t FAR*)hstmt;
- HPROC hproc;
- RETCODE retcode;
+ STMT_t FAR *pstmt = (STMT_t FAR *) hstmt;
+ HPROC hproc;
+ RETCODE retcode;
- if( hstmt == SQL_NULL_HSTMT
- || pstmt->hdbc == SQL_NULL_HDBC )
- {
- return SQL_INVALID_HANDLE;
- }
+ if (hstmt == SQL_NULL_HSTMT || pstmt->hdbc == SQL_NULL_HDBC)
+ {
+ return SQL_INVALID_HANDLE;
+ }
- /* check argument */
- if( cbCursorMax < (SWORD)0 )
- {
- PUSHSQLERR ( pstmt->herr, en_S1090 );
-
- return SQL_ERROR;
- }
+ /* check argument */
+ if (cbCursorMax < (SWORD) 0)
+ {
+ PUSHSQLERR (pstmt->herr, en_S1090);
- /* check state */
- if( pstmt->state >= en_stmt_needdata
- || pstmt->asyn_on != en_NullProc )
- {
- PUSHSQLERR ( pstmt->herr, en_S1010 );
+ return SQL_ERROR;
+ }
- return SQL_ERROR;
- }
+ /* check state */
+ if (pstmt->state >= en_stmt_needdata || pstmt->asyn_on != en_NullProc)
+ {
+ PUSHSQLERR (pstmt->herr, en_S1010);
- if( pstmt->state < en_stmt_cursoropen
- && pstmt->cursor_state == en_stmt_cursor_no )
- {
- PUSHSQLERR ( pstmt->herr, en_S1015 );
+ return SQL_ERROR;
+ }
- return SQL_ERROR;
- }
+ if (pstmt->state < en_stmt_cursoropen
+ && pstmt->cursor_state == en_stmt_cursor_no)
+ {
+ PUSHSQLERR (pstmt->herr, en_S1015);
- /* call driver's function */
- hproc = _iodbcdm_getproc ( pstmt->hdbc, en_GetCursorName );
+ return SQL_ERROR;
+ }
- if( hproc == SQL_NULL_HPROC )
- {
- PUSHSQLERR ( pstmt->herr, en_IM001 );
+ /* call driver's function */
+ hproc = _iodbcdm_getproc (pstmt->hdbc, en_GetCursorName);
- return SQL_ERROR;
- }
+ if (hproc == SQL_NULL_HPROC)
+ {
+ PUSHSQLERR (pstmt->herr, en_IM001);
- CALL_DRIVER ( pstmt->hdbc, retcode, hproc, en_GetCursorName, (
- pstmt->dhstmt,
- szCursor,
- cbCursorMax,
- pcbCursor ) )
+ return SQL_ERROR;
+ }
-#if 0
- retcode = hproc(pstmt->dhstmt,
- szCursor,
- cbCursorMax,
- pcbCursor );
-#endif
+ CALL_DRIVER (pstmt->hdbc, retcode, hproc, en_GetCursorName,
+ (pstmt->dhstmt, szCursor, cbCursorMax, pcbCursor))
- return retcode;
+ return retcode;
}
-RETCODE SQL_API SQLRowCount(
- HSTMT hstmt,
- SDWORD FAR* pcrow )
-{
- STMT_t FAR* pstmt = (STMT_t FAR*)hstmt;
- HPROC hproc;
- RETCODE retcode;
-
- if( hstmt == SQL_NULL_HSTMT
- || pstmt->hdbc == SQL_NULL_HDBC )
- {
- return SQL_INVALID_HANDLE;
- }
-
- /* check state */
- if( pstmt->state >= en_stmt_needdata
- || pstmt->state <= en_stmt_prepared
- || pstmt->asyn_on != en_NullProc )
- {
- PUSHSQLERR ( pstmt->herr, en_S1010 );
- return SQL_ERROR;
- }
-
- /* call driver */
- hproc = _iodbcdm_getproc( pstmt->hdbc, en_RowCount );
-
- if( hproc == SQL_NULL_HPROC )
- {
- PUSHSQLERR ( pstmt->herr, en_IM001 );
-
- return SQL_ERROR;
- }
-
- CALL_DRIVER ( pstmt->hdbc, retcode, hproc, en_RowCount, (
- pstmt->dhstmt, pcrow) )
-
-#if 0
- retcode = hproc ( pstmt->dhstmt, pcrow );
-#endif
-
- return retcode;
-}
-
-RETCODE SQL_API SQLNumResultCols(
- HSTMT hstmt,
- SWORD FAR* pccol )
+RETCODE SQL_API
+SQLRowCount (
+ HSTMT hstmt,
+ SDWORD FAR * pcrow)
{
- STMT_t FAR* pstmt = (STMT_t FAR*)hstmt;
- HPROC hproc;
- RETCODE retcode;
- SWORD ccol;
+ STMT_t FAR *pstmt = (STMT_t FAR *) hstmt;
+ HPROC hproc;
+ RETCODE retcode;
- if( hstmt == SQL_NULL_HSTMT
- || pstmt->hdbc == SQL_NULL_HDBC )
- {
- return SQL_INVALID_HANDLE;
- }
+ if (hstmt == SQL_NULL_HSTMT || pstmt->hdbc == SQL_NULL_HDBC)
+ {
+ return SQL_INVALID_HANDLE;
+ }
- /* check state */
- if( pstmt->asyn_on == en_NullProc )
- {
- if( pstmt->state == en_stmt_allocated
- || pstmt->state >= en_stmt_needdata )
- {
- PUSHSQLERR ( pstmt->herr, en_S1010 );
- return SQL_ERROR;
- }
- }
- else if( pstmt->asyn_on != en_NumResultCols )
- {
- PUSHSQLERR ( pstmt->herr, en_S1010 );
+ /* check state */
+ if (pstmt->state >= en_stmt_needdata
+ || pstmt->state <= en_stmt_prepared
+ || pstmt->asyn_on != en_NullProc)
+ {
+ PUSHSQLERR (pstmt->herr, en_S1010);
- return SQL_ERROR;
- }
+ return SQL_ERROR;
+ }
- /* call driver */
- hproc = _iodbcdm_getproc( pstmt->hdbc, en_NumResultCols );
+ /* call driver */
+ hproc = _iodbcdm_getproc (pstmt->hdbc, en_RowCount);
- if( hproc == SQL_NULL_HPROC )
- {
- PUSHSQLERR ( pstmt->herr, en_IM001 );
-
- return SQL_ERROR;
- }
-
- CALL_DRIVER ( pstmt->hdbc, retcode, hproc, en_NumResultCols, (
- pstmt->dhstmt, &ccol) )
-
-#if 0
- retcode = hproc( pstmt->dhstmt, &ccol );
-#endif
-
- /* state transition */
- if( pstmt->asyn_on == en_NumResultCols )
- {
- switch( retcode )
- {
- case SQL_SUCCESS:
- case SQL_SUCCESS_WITH_INFO:
- case SQL_ERROR:
- pstmt->asyn_on = en_NullProc;
-
- case SQL_STILL_EXECUTING:
- default:
- break;
- }
- }
+ if (hproc == SQL_NULL_HPROC)
+ {
+ PUSHSQLERR (pstmt->herr, en_IM001);
- switch( retcode )
- {
- case SQL_SUCCESS:
- case SQL_SUCCESS_WITH_INFO:
- break;
-
- case SQL_STILL_EXECUTING:
- ccol = 0;
- pstmt->asyn_on = en_NumResultCols;
- break;
-
- default:
- ccol = 0;
- break;
- }
+ return SQL_ERROR;
+ }
- if( pccol )
- {
- *pccol = ccol;
- }
+ CALL_DRIVER (pstmt->hdbc, retcode, hproc, en_RowCount,
+ (pstmt->dhstmt, pcrow))
- return retcode;
+ return retcode;
}
-RETCODE SQL_API SQLDescribeCol(
- HSTMT hstmt,
- UWORD icol,
- UCHAR FAR* szColName,
- SWORD cbColNameMax,
- SWORD FAR* pcbColName,
- SWORD FAR* pfSqlType,
- UDWORD FAR* pcbColDef,
- SWORD FAR* pibScale,
- SWORD FAR* pfNullable )
-{
- STMT_t FAR* pstmt = (STMT_t FAR*)hstmt;
- HPROC hproc;
- RETCODE retcode;
- int sqlstat = en_00000;
-
- if( hstmt == SQL_NULL_HSTMT
- || pstmt->hdbc == SQL_NULL_HDBC )
- {
- return SQL_INVALID_HANDLE;
- }
- /* check arguments */
- if( icol == 0 )
- {
- sqlstat = en_S1002;
- }
- else if( cbColNameMax < 0 )
- {
- sqlstat = en_S1090;
- }
-
- if( sqlstat != en_00000 )
- {
- PUSHSQLERR ( pstmt->herr, sqlstat );
-
- return SQL_ERROR;
- }
-
- /* check state */
- if( pstmt->asyn_on == en_NullProc )
- {
- if( pstmt->asyn_on == en_stmt_allocated
- || pstmt->asyn_on >= en_stmt_needdata )
- {
- sqlstat = en_S1010;
- }
- }
- else if( pstmt->asyn_on != en_DescribeCol )
- {
- sqlstat = en_S1010;
- }
-
- if( sqlstat != en_00000 )
- {
- PUSHSQLERR ( pstmt->herr, sqlstat );
-
- return SQL_ERROR;
- }
-
- /* call driver */
- hproc = _iodbcdm_getproc( pstmt->hdbc, en_DescribeCol );
-
- if( hproc == SQL_NULL_HPROC )
- {
- PUSHSQLERR ( pstmt->herr, en_IM001 );
-
- return SQL_ERROR;
- }
-
- CALL_DRIVER ( pstmt->hdbc, retcode, hproc, en_DescribeCol, (
- pstmt->dhstmt,
- icol,
- szColName,
- cbColNameMax,
- pcbColName,
- pfSqlType,
- pcbColDef,
- pibScale,
- pfNullable) )
-
-#if 0
- retcode = hproc(pstmt->dhstmt,
- icol,
- szColName,
- cbColNameMax,
- pcbColName,
- pfSqlType,
- pcbColDef,
- pibScale,
- pfNullable );
-#endif
-
- /* state transition */
- if( pstmt->asyn_on == en_DescribeCol )
- {
- switch( retcode )
- {
- case SQL_SUCCESS:
- case SQL_SUCCESS_WITH_INFO:
- case SQL_ERROR:
- pstmt->asyn_on = en_NullProc;
- break;
-
- default:
- return retcode;
- }
- }
-
- switch( pstmt->state )
- {
- case en_stmt_prepared:
- case en_stmt_cursoropen:
- case en_stmt_fetched:
- case en_stmt_xfetched:
- if( retcode == SQL_STILL_EXECUTING )
- {
- pstmt->asyn_on = en_DescribeCol;
- }
- break;
-
- default:
- break;
- }
-
- return retcode;
-}
-
-RETCODE SQL_API SQLColAttributes(
- HSTMT hstmt,
- UWORD icol,
- UWORD fDescType,
- PTR rgbDesc,
- SWORD cbDescMax,
- SWORD FAR* pcbDesc,
- SDWORD FAR* pfDesc )
+RETCODE SQL_API
+SQLNumResultCols (
+ HSTMT hstmt,
+ SWORD FAR * pccol)
{
- STMT_t FAR* pstmt = (STMT_t FAR*)hstmt;
- HPROC hproc;
- RETCODE retcode;
- int sqlstat = en_00000;
-
- if( hstmt == SQL_NULL_HSTMT
- || pstmt->hdbc == SQL_NULL_HDBC )
- {
- return SQL_INVALID_HANDLE;
- }
-
- /* check arguments */
- if( icol == 0 && fDescType != SQL_COLUMN_COUNT )
- {
- sqlstat = en_S1002;
- }
- else if( cbDescMax < 0 )
- {
- sqlstat = en_S1090;
- }
- else if(/* fDescType < SQL_COLATT_OPT_MIN || */ /* turnoff warning */
- ( fDescType > SQL_COLATT_OPT_MAX
- && fDescType < SQL_COLUMN_DRIVER_START ) )
- {
- sqlstat = en_S1091;
- }
-
- if( sqlstat != en_00000 )
- {
- PUSHSQLERR ( pstmt->herr, sqlstat );
-
- return SQL_ERROR;
- }
-
- /* check state */
- if( pstmt->asyn_on == en_NullProc )
- {
- if( pstmt->asyn_on == en_stmt_allocated
- || pstmt->asyn_on >= en_stmt_needdata )
- {
- sqlstat = en_S1010;
- }
- }
- else if( pstmt->asyn_on != en_ColAttributes )
- {
- sqlstat = en_S1010;
- }
-
- if( sqlstat != en_00000 )
- {
- PUSHSQLERR ( pstmt->herr, sqlstat );
-
- return SQL_ERROR;
- }
-
- /* call driver */
- hproc = _iodbcdm_getproc( pstmt->hdbc, en_ColAttributes );
-
- if( hproc == SQL_NULL_HPROC )
- {
- PUSHSQLERR ( pstmt->herr, en_IM001 );
+ STMT_t FAR *pstmt = (STMT_t FAR *) hstmt;
+ HPROC hproc;
+ RETCODE retcode;
+ SWORD ccol;
+
+ if (hstmt == SQL_NULL_HSTMT || pstmt->hdbc == SQL_NULL_HDBC)
+ {
+ return SQL_INVALID_HANDLE;
+ }
+
+ /* check state */
+ if (pstmt->asyn_on == en_NullProc)
+ {
+ if (pstmt->state == en_stmt_allocated
+ || pstmt->state >= en_stmt_needdata)
+ {
+ PUSHSQLERR (pstmt->herr, en_S1010);
+ return SQL_ERROR;
+ }
+ }
+ else if (pstmt->asyn_on != en_NumResultCols)
+ {
+ PUSHSQLERR (pstmt->herr, en_S1010);
+
+ return SQL_ERROR;
+ }
+
+ /* call driver */
+ hproc = _iodbcdm_getproc (pstmt->hdbc, en_NumResultCols);
+
+ if (hproc == SQL_NULL_HPROC)
+ {
+ PUSHSQLERR (pstmt->herr, en_IM001);
+
+ return SQL_ERROR;
+ }
+
+ CALL_DRIVER (pstmt->hdbc, retcode, hproc, en_NumResultCols,
+ (pstmt->dhstmt, &ccol))
+
+ /* state transition */
+ if (pstmt->asyn_on == en_NumResultCols)
+ {
+ switch (retcode)
+ {
+ case SQL_SUCCESS:
+ case SQL_SUCCESS_WITH_INFO:
+ case SQL_ERROR:
+ pstmt->asyn_on = en_NullProc;
+
+ case SQL_STILL_EXECUTING:
+ default:
+ break;
+ }
+ }
+
+ switch (retcode)
+ {
+ case SQL_SUCCESS:
+ case SQL_SUCCESS_WITH_INFO:
+ break;
+
+ case SQL_STILL_EXECUTING:
+ ccol = 0;
+ pstmt->asyn_on = en_NumResultCols;
+ break;
+
+ default:
+ ccol = 0;
+ break;
+ }
+
+ if (pccol)
+ {
+ *pccol = ccol;
+ }
+
+ return retcode;
+}
- return SQL_ERROR;
- }
- CALL_DRIVER ( pstmt->hdbc, retcode, hproc, en_ColAttributes, (
- pstmt->dhstmt,
- icol,
- fDescType,
- rgbDesc,
- cbDescMax,
- pcbDesc,
- pfDesc) )
-
-#if 0
- retcode = hproc(pstmt->dhstmt,
- icol,
- fDescType,
- rgbDesc,
- cbDescMax,
- pcbDesc,
- pfDesc );
-#endif
-
- /* state transition */
- if( pstmt->asyn_on == en_ColAttributes )
- {
- switch( retcode )
- {
- case SQL_SUCCESS:
- case SQL_SUCCESS_WITH_INFO:
- case SQL_ERROR:
- pstmt->asyn_on = en_NullProc;
- break;
-
- default:
- return retcode;
- }
- }
+RETCODE SQL_API
+SQLDescribeCol (
+ HSTMT hstmt,
+ UWORD icol,
+ UCHAR FAR * szColName,
+ SWORD cbColNameMax,
+ SWORD FAR * pcbColName,
+ SWORD FAR * pfSqlType,
+ UDWORD FAR * pcbColDef,
+ SWORD FAR * pibScale,
+ SWORD FAR * pfNullable)
+{
+ STMT_t FAR *pstmt = (STMT_t FAR *) hstmt;
+ HPROC hproc;
+ RETCODE retcode;
+ int sqlstat = en_00000;
+
+ if (hstmt == SQL_NULL_HSTMT
+ || pstmt->hdbc == SQL_NULL_HDBC)
+ {
+ return SQL_INVALID_HANDLE;
+ }
+
+ /* check arguments */
+ if (icol == 0)
+ {
+ sqlstat = en_S1002;
+ }
+ else if (cbColNameMax < 0)
+ {
+ sqlstat = en_S1090;
+ }
+
+ if (sqlstat != en_00000)
+ {
+ PUSHSQLERR (pstmt->herr, sqlstat);
+
+ return SQL_ERROR;
+ }
+
+ /* check state */
+ if (pstmt->asyn_on == en_NullProc)
+ {
+ if (pstmt->asyn_on == en_stmt_allocated
+ || pstmt->asyn_on >= en_stmt_needdata)
+ {
+ sqlstat = en_S1010;
+ }
+ }
+ else if (pstmt->asyn_on != en_DescribeCol)
+ {
+ sqlstat = en_S1010;
+ }
+
+ if (sqlstat != en_00000)
+ {
+ PUSHSQLERR (pstmt->herr, sqlstat);
+
+ return SQL_ERROR;
+ }
+
+ /* call driver */
+ hproc = _iodbcdm_getproc (pstmt->hdbc, en_DescribeCol);
+
+ if (hproc == SQL_NULL_HPROC)
+ {
+ PUSHSQLERR (pstmt->herr, en_IM001);
+
+ return SQL_ERROR;
+ }
+
+ CALL_DRIVER (pstmt->hdbc, retcode, hproc, en_DescribeCol,
+ (pstmt->dhstmt, icol, szColName, cbColNameMax, pcbColName,
+ pfSqlType, pcbColDef, pibScale, pfNullable))
+
+ /* state transition */
+ if (pstmt->asyn_on == en_DescribeCol)
+ {
+ switch (retcode)
+ {
+ case SQL_SUCCESS:
+ case SQL_SUCCESS_WITH_INFO:
+ case SQL_ERROR:
+ pstmt->asyn_on = en_NullProc;
+ break;
+
+ default:
+ return retcode;
+ }
+ }
+
+ switch (pstmt->state)
+ {
+ case en_stmt_prepared:
+ case en_stmt_cursoropen:
+ case en_stmt_fetched:
+ case en_stmt_xfetched:
+ if (retcode == SQL_STILL_EXECUTING)
+ {
+ pstmt->asyn_on = en_DescribeCol;
+ }
+ break;
+
+ default:
+ break;
+ }
+
+ return retcode;
+}
- switch( pstmt->state )
- {
- case en_stmt_prepared:
- case en_stmt_cursoropen:
- case en_stmt_fetched:
- case en_stmt_xfetched:
- if( retcode == SQL_STILL_EXECUTING )
- {
- pstmt->asyn_on = en_ColAttributes;
- }
- break;
-
- default:
- break;
- }
- return retcode;
+RETCODE SQL_API
+SQLColAttributes (
+ HSTMT hstmt,
+ UWORD icol,
+ UWORD fDescType,
+ PTR rgbDesc,
+ SWORD cbDescMax,
+ SWORD FAR * pcbDesc,
+ SDWORD FAR * pfDesc)
+{
+ STMT_t FAR *pstmt = (STMT_t FAR *) hstmt;
+ HPROC hproc;
+ RETCODE retcode;
+ int sqlstat = en_00000;
+
+ if (hstmt == SQL_NULL_HSTMT || pstmt->hdbc == SQL_NULL_HDBC)
+ {
+ return SQL_INVALID_HANDLE;
+ }
+
+ /* check arguments */
+ if (icol == 0 && fDescType != SQL_COLUMN_COUNT)
+ {
+ sqlstat = en_S1002;
+ }
+ else if (cbDescMax < 0)
+ {
+ sqlstat = en_S1090;
+ }
+ else if ( /* fDescType < SQL_COLATT_OPT_MIN || *//* turnoff warning */
+ (fDescType > SQL_COLATT_OPT_MAX
+ && fDescType < SQL_COLUMN_DRIVER_START))
+ {
+ sqlstat = en_S1091;
+ }
+
+ if (sqlstat != en_00000)
+ {
+ PUSHSQLERR (pstmt->herr, sqlstat);
+
+ return SQL_ERROR;
+ }
+
+ /* check state */
+ if (pstmt->asyn_on == en_NullProc)
+ {
+ if (pstmt->asyn_on == en_stmt_allocated
+ || pstmt->asyn_on >= en_stmt_needdata)
+ {
+ sqlstat = en_S1010;
+ }
+ }
+ else if (pstmt->asyn_on != en_ColAttributes)
+ {
+ sqlstat = en_S1010;
+ }
+
+ if (sqlstat != en_00000)
+ {
+ PUSHSQLERR (pstmt->herr, sqlstat);
+
+ return SQL_ERROR;
+ }
+
+ /* call driver */
+ hproc = _iodbcdm_getproc (pstmt->hdbc, en_ColAttributes);
+
+ if (hproc == SQL_NULL_HPROC)
+ {
+ PUSHSQLERR (pstmt->herr, en_IM001);
+
+ return SQL_ERROR;
+ }
+
+ CALL_DRIVER (pstmt->hdbc, retcode, hproc, en_ColAttributes,
+ (pstmt->dhstmt, icol, fDescType, rgbDesc, cbDescMax, pcbDesc, pfDesc))
+
+ /* state transition */
+ if (pstmt->asyn_on == en_ColAttributes)
+ {
+ switch (retcode)
+ {
+ case SQL_SUCCESS:
+ case SQL_SUCCESS_WITH_INFO:
+ case SQL_ERROR:
+ pstmt->asyn_on = en_NullProc;
+ break;
+
+ default:
+ return retcode;
+ }
+ }
+
+ switch (pstmt->state)
+ {
+ case en_stmt_prepared:
+ case en_stmt_cursoropen:
+ case en_stmt_fetched:
+ case en_stmt_xfetched:
+ if (retcode == SQL_STILL_EXECUTING)
+ {
+ pstmt->asyn_on = en_ColAttributes;
+ }
+ break;
+
+ default:
+ break;
+ }
+
+ return retcode;
}