X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0d73e5a104a6c61d942c223d053a38626599b893..5bdad317aa06da5590f585581677f18765985391:/src/iodbc/hstmt.c?ds=sidebyside

diff --git a/src/iodbc/hstmt.c b/src/iodbc/hstmt.c
index 6850bda25b..ccab2f4c40 100644
--- a/src/iodbc/hstmt.c
+++ b/src/iodbc/hstmt.c
@@ -1,598 +1,600 @@
-/** Query statement object management functions
-       
-    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	SQLAllocStmt (
-			HDBC		hdbc,
-			HSTMT FAR*	phstmt )
+/*
+ *  hstmt.c
+ *
+ *  $Id$
+ *
+ *  Query statement object management functions
+ *
+ *  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 
+SQLAllocStmt (
+    HDBC hdbc,
+    HSTMT FAR * phstmt)
 {
-	DBC_t  FAR*	pdbc 	= (DBC_t FAR*)hdbc;
-	STMT_t FAR*	pstmt	= NULL;
-	HPROC		hproc	= SQL_NULL_HPROC;
-	RETCODE		retcode = SQL_SUCCESS;
+  DBC_t FAR *pdbc = (DBC_t FAR *) hdbc;
+  STMT_t FAR *pstmt = NULL;
+  HPROC hproc = SQL_NULL_HPROC;
+  RETCODE retcode = SQL_SUCCESS;
 
 #if (ODBCVER >= 0x0300)
-	if( hdbc == SQL_NULL_HDBC 
-	 || pdbc->type != SQL_HANDLE_DBC )
+  if (hdbc == SQL_NULL_HDBC || pdbc->type != SQL_HANDLE_DBC)
 #else
-	if( hdbc == SQL_NULL_HDBC )
+  if (hdbc == SQL_NULL_HDBC)
 #endif
-	{
-		return SQL_INVALID_HANDLE;
-	}
+    {
+      return SQL_INVALID_HANDLE;
+    }
 
-	if( phstmt == NULL )
-	{
-		PUSHSQLERR ( pdbc->herr, en_S1009 );
+  if (phstmt == NULL)
+    {
+      PUSHSQLERR (pdbc->herr, en_S1009);
 
-		return SQL_ERROR;
-	}
+      return SQL_ERROR;
+    }
 
-	/* check state */
-	switch( pdbc->state )
-	{
-		case en_dbc_connected:
-		case en_dbc_hstmt:
-			break;
-
-		case en_dbc_allocated:
-		case en_dbc_needdata:
-			PUSHSQLERR ( pdbc->herr, en_08003 );
-			*phstmt = SQL_NULL_HSTMT;
-			return SQL_ERROR;
-
-		default:
-			return SQL_INVALID_HANDLE;
-	}
+  /* check state */
+  switch (pdbc->state)
+     {
+     case en_dbc_connected:
+     case en_dbc_hstmt:
+       break;
 
-	pstmt = (STMT_t FAR*)MEM_ALLOC(sizeof(STMT_t));
+     case en_dbc_allocated:
+     case en_dbc_needdata:
+       PUSHSQLERR (pdbc->herr, en_08003);
+       *phstmt = SQL_NULL_HSTMT;
+       return SQL_ERROR;
 
-	if( pstmt == NULL )
-	{
-		PUSHSQLERR ( pdbc->herr, en_S1001 );
-		*phstmt = SQL_NULL_HSTMT;
-		
-		return SQL_ERROR;
-	}
+     default:
+       return SQL_INVALID_HANDLE;
+     }
+
+  pstmt = (STMT_t FAR *) MEM_ALLOC (sizeof (STMT_t));
+
+  if (pstmt == NULL)
+    {
+      PUSHSQLERR (pdbc->herr, en_S1001);
+      *phstmt = SQL_NULL_HSTMT;
+
+      return SQL_ERROR;
+    }
 
 #if (ODBCVER >= 0x0300)
-	pstmt->type = SQL_HANDLE_STMT;
+  pstmt->type = SQL_HANDLE_STMT;
 #endif
-	/* initiate the object */
-	pstmt->herr = SQL_NULL_HERR;
-	pstmt->hdbc = hdbc;
-	pstmt->state = en_stmt_allocated;
-	pstmt->cursor_state = en_stmt_cursor_no;
-	pstmt->prep_state = 0;
-	pstmt->asyn_on = en_NullProc;	
-	pstmt->need_on = en_NullProc;
-
-	/* call driver's function */
-#if (ODBCVER >= 0x0300)
-	hproc = _iodbcdm_getproc( hdbc, en_AllocHandle );
 
-	if( hproc )
-	{
-		CALL_DRIVER ( pstmt->hdbc, hdbc, retcode, hproc, 
-			en_AllocHandle, ( 
-			SQL_HANDLE_STMT, 
-			pdbc->dhdbc, 
-			&(pstmt->dhstmt) ) )
-	}
-	else
-#endif
-	{
-		hproc = _iodbcdm_getproc( hdbc, en_AllocStmt );
+  /* initiate the object */
+  pstmt->herr = SQL_NULL_HERR;
+  pstmt->hdbc = hdbc;
+  pstmt->state = en_stmt_allocated;
+  pstmt->cursor_state = en_stmt_cursor_no;
+  pstmt->prep_state = 0;
+  pstmt->asyn_on = en_NullProc;
+  pstmt->need_on = en_NullProc;
 
-		if( hproc == SQL_NULL_HPROC )
-		{
-			PUSHSQLERR ( pstmt->herr, en_IM001 );
-			*phstmt = SQL_NULL_HSTMT;
-			MEM_FREE ( pstmt );
+  /* call driver's function */
 
-			return SQL_ERROR;
-		}
+#if (ODBCVER >= 0x0300)
+  hproc = _iodbcdm_getproc (hdbc, en_AllocHandle);
+
+  if (hproc)
+    {
+      CALL_DRIVER (pstmt->hdbc, hdbc, retcode, hproc, en_AllocHandle, 
+        (SQL_HANDLE_STMT, pdbc->dhdbc, &(pstmt->dhstmt)))
+    }
+  else
+#endif
 
-		CALL_DRIVER ( hdbc, retcode, hproc, en_AllocStmt, (
-				pdbc->dhdbc, &(pstmt->dhstmt) ) )
-	}
+    {
+      hproc = _iodbcdm_getproc (hdbc, en_AllocStmt);
 
-	if( retcode != SQL_SUCCESS 
-	 && retcode != SQL_SUCCESS_WITH_INFO )
+      if (hproc == SQL_NULL_HPROC)
 	{
-		*phstmt = SQL_NULL_HSTMT;
-		MEM_FREE ( pstmt );
+	  PUSHSQLERR (pstmt->herr, en_IM001);
+	  *phstmt = SQL_NULL_HSTMT;
+	  MEM_FREE (pstmt);
 
-		return retcode;
+	  return SQL_ERROR;
 	}
 
-	/* insert into list */
-	pstmt->next = pdbc->hstmt;
-	pdbc->hstmt = pstmt;
+      CALL_DRIVER (hdbc, retcode, hproc, en_AllocStmt, 
+        (pdbc->dhdbc, &(pstmt->dhstmt)))
+    }
 
-	*phstmt = (HSTMT)pstmt;
+  if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
+    {
+      *phstmt = SQL_NULL_HSTMT;
+      MEM_FREE (pstmt);
 
-	/* state transition */
-	pdbc->state = en_dbc_hstmt;	
+      return retcode;
+    }
 
-	return SQL_SUCCESS;
-}
+  /* insert into list */
+  pstmt->next = pdbc->hstmt;
+  pdbc->hstmt = pstmt;
 
-RETCODE _iodbcdm_dropstmt( HSTMT hstmt )
-{
-	STMT_t FAR*	pstmt = (STMT_t FAR*)hstmt;
-	STMT_t FAR*	tpstmt;
-	DBC_t  FAR*	pdbc;
+  *phstmt = (HSTMT) pstmt;
 
-	if( hstmt == SQL_NULL_HSTMT )
-	{
-		return SQL_INVALID_HANDLE;
-	}
-
-	pdbc = (DBC_t FAR*)(pstmt->hdbc);
-
-	for(tpstmt  = (STMT_t FAR*)pdbc->hstmt;
-    	    tpstmt != NULL;
-    	    tpstmt  = tpstmt->next )
-	{
-		if(tpstmt == pstmt)
-		{
-			pdbc->hstmt = (HSTMT)pstmt->next;
-			break;
-		}
-
-		if(tpstmt->next == pstmt)
-		{
-			tpstmt->next = pstmt->next;
-			break;
-		}
-	}
-
-	if( tpstmt == NULL )
-	{
-		return SQL_INVALID_HANDLE;
-	}
-			
-	_iodbcdm_freesqlerrlist(pstmt->herr);
-	MEM_FREE(hstmt);
+  /* state transition */
+  pdbc->state = en_dbc_hstmt;
 
-	return SQL_SUCCESS;
+  return SQL_SUCCESS;
 }
 
-RETCODE SQL_API	SQLFreeStmt (
-			HSTMT	hstmt,
-			UWORD	fOption )
-{
-	STMT_t FAR*	pstmt = (STMT_t FAR*)hstmt;
-	STMT_t FAR*	tpstmt;
-	DBC_t  FAR*	pdbc;
 
-	HPROC		hproc = SQL_NULL_HPROC;
-	RETCODE		retcode;
+RETCODE 
+_iodbcdm_dropstmt (HSTMT hstmt)
+{
+  STMT_t FAR *pstmt = (STMT_t FAR *) hstmt;
+  STMT_t FAR *tpstmt;
+  DBC_t FAR *pdbc;
 
-	if( hstmt == SQL_NULL_HSTMT 
-	 || pstmt->hdbc == SQL_NULL_HDBC )
-	{
-		return SQL_INVALID_HANDLE;
-	}
+  if (hstmt == SQL_NULL_HSTMT)
+    {
+      return SQL_INVALID_HANDLE;
+    }
 
-	pdbc = (DBC_t FAR*)(pstmt->hdbc);
+  pdbc = (DBC_t FAR *) (pstmt->hdbc);
 
-	/* check option */ 
-	switch( fOption )
+  for (tpstmt = (STMT_t FAR *) pdbc->hstmt;
+      tpstmt != NULL;
+      tpstmt = tpstmt->next)
+    {
+      if (tpstmt == pstmt)
 	{
-		case SQL_DROP:
-		case SQL_CLOSE:
-		case SQL_UNBIND:
-		case SQL_RESET_PARAMS:
-			break;
-
-		default:
-			PUSHSQLERR ( pstmt->herr, en_S1092 );
-			return SQL_ERROR;
+	  pdbc->hstmt = (HSTMT) pstmt->next;
+	  break;
 	}
 
-	/* check state */
-	if( pstmt->state >= en_stmt_needdata 
-	 || pstmt->asyn_on != en_NullProc )
+      if (tpstmt->next == pstmt)
 	{
-		PUSHSQLERR ( pstmt->herr, en_S1010 );
-
-		return SQL_ERROR;
+	  tpstmt->next = pstmt->next;
+	  break;
 	}
+    }
 
-	hproc = SQL_NULL_HPROC;
+  if (tpstmt == NULL)
+    {
+      return SQL_INVALID_HANDLE;
+    }
 
-#if (ODBCVER >= 0x0300)
-	if( fOption == SQL_DROP )
-	{
-		hproc = _iodbcdm_getproc( pstmt->hdbc, en_FreeHandle );
-	
-		if( hproc )
-		{
-			CALL_DRIVER( pstmt->hdbc, retcode, hproc, en_FreeHandle, (
-				SQL_HANDLE_STMT, pstmt->dhstmt ) 
-		}
-	}
-#endif
+  _iodbcdm_freesqlerrlist (pstmt->herr);
+  MEM_FREE (hstmt);
 
-	if( hproc == SQL_NULL_HPROC )
-	{
-		hproc = _iodbcdm_getproc( pstmt->hdbc, en_FreeStmt);
+  return SQL_SUCCESS;
+}
 
-		if( hproc == SQL_NULL_HPROC )
-		{
-			PUSHSQLERR ( pstmt->herr, en_IM001 );
 
-			return SQL_ERROR;
-		}
+RETCODE SQL_API 
+SQLFreeStmt (
+    HSTMT hstmt,
+    UWORD fOption)
+{
+  STMT_t FAR *pstmt = (STMT_t FAR *) hstmt;
+  STMT_t FAR *tpstmt;
+  DBC_t FAR *pdbc;
 
-		CALL_DRIVER ( pstmt->hdbc, retcode, hproc, en_FreeStmt, (
-				pstmt->dhstmt, fOption) )
-	}
+  HPROC hproc = SQL_NULL_HPROC;
+  RETCODE retcode;
 
-	if( retcode != SQL_SUCCESS 
-	 && retcode != SQL_SUCCESS_WITH_INFO )
-	{
-		return retcode;
-	}
+  if (hstmt == SQL_NULL_HSTMT || pstmt->hdbc == SQL_NULL_HDBC)
+    {
+      return SQL_INVALID_HANDLE;
+    }
 
-	/* state transition */
-	switch( fOption )
-	{
-		case SQL_DROP:
-			/* delet this object (ignore return) */
-			_iodbcdm_dropstmt( hstmt );
-			break;
-
-		case SQL_CLOSE:
-			pstmt->cursor_state = en_stmt_cursor_no;
-			/* This means cursor name set by
-			 * SQLSetCursorName() call will also 
-			 * be erased.
-			 */
-
-			switch( pstmt->state )
-			{
-				case en_stmt_allocated:
-				case en_stmt_prepared:
-					break;
-
-				case en_stmt_executed:
-				case en_stmt_cursoropen:
-				case en_stmt_fetched:
-				case en_stmt_xfetched:
-					if( pstmt->prep_state )
-					{
-						pstmt->state =
-						en_stmt_prepared;
-					}
-					else
-					{
-						pstmt->state =
-						en_stmt_allocated;
-					}
-					break;
-
-				default:
-					break;
-			}
-			break;
-
-		case SQL_UNBIND:
-		case SQL_RESET_PARAMS:
-		default:
-			break;
-	}
+  pdbc = (DBC_t FAR *) (pstmt->hdbc);
 
-	return retcode;
-}
+  /* check option */
+  switch (fOption)
+     {
+     case SQL_DROP:
+     case SQL_CLOSE:
+     case SQL_UNBIND:
+     case SQL_RESET_PARAMS:
+       break;
 
-RETCODE SQL_API	SQLSetStmtOption (
-			HSTMT	hstmt,
-			UWORD	fOption,
-			UDWORD	vParam )
-{
-	STMT_t FAR*	pstmt 	= (STMT_t FAR*)hstmt;
-	HPROC		hproc;
-	int		sqlstat	= en_00000;
-	RETCODE		retcode;
-	
-	if( hstmt == SQL_NULL_HSTMT 
-	 || pstmt->hdbc == SQL_NULL_HDBC )
-	{
-		return SQL_INVALID_HANDLE;
-	}
+     default:
+       PUSHSQLERR (pstmt->herr, en_S1092);
+       return SQL_ERROR;
+     }
 
-	/* check option */
-	if(/* fOption < SQL_STMT_OPT_MIN || */
-	      fOption > SQL_STMT_OPT_MAX )
-	{
-		PUSHSQLERR ( pstmt->herr, en_S1092 );
-
-		return SQL_ERROR;
-	}
+  /* check state */
+  if (pstmt->state >= en_stmt_needdata || pstmt->asyn_on != en_NullProc)
+    {
+      PUSHSQLERR (pstmt->herr, en_S1010);
 
-	if( fOption == SQL_CONCURRENCY 
-	 || fOption == SQL_CURSOR_TYPE 
-	 || fOption == SQL_SIMULATE_CURSOR 
-	 || fOption == SQL_USE_BOOKMARKS )
-	{
-		if( pstmt->asyn_on != en_NullProc )
-		{
-			if( pstmt->prep_state )
-			{
-				sqlstat = en_S1011;
-			}
-		}
-		else
-		{
-			switch( pstmt->state )
-			{
-				case en_stmt_prepared:
-					sqlstat = en_S1011;
-					break;
-	
-				case en_stmt_executed:
-				case en_stmt_cursoropen:
-				case en_stmt_fetched:
-				case en_stmt_xfetched:
-					sqlstat = en_24000;
-					break;
-	
-				case en_stmt_needdata:
-				case en_stmt_mustput:
-				case en_stmt_canput:
-					if( pstmt->prep_state )
-					{
-						sqlstat = en_S1011;
-					}
-					break;
-				
-				default:
-					break;
-			}
-		}
-	}
-	else
-	{
-		if( pstmt->asyn_on != en_NullProc )
-		{
-			if( ! pstmt->prep_state )
-			{
-				sqlstat = en_S1010;
-			}
-		}
-		else
-		{
-			if( pstmt->state >= en_stmt_needdata )
-			{
-				sqlstat = en_S1010;
-			}
-		}
-	}
+      return SQL_ERROR;
+    }
 
-	if( sqlstat != en_00000 )
-	{
-		PUSHSQLERR ( pstmt->herr, sqlstat );
+  hproc = SQL_NULL_HPROC;
 
-		return SQL_ERROR;
-	}
-
-	hproc = _iodbcdm_getproc( pstmt->hdbc, en_SetStmtOption );
+#if (ODBCVER >= 0x0300)
+  if (fOption == SQL_DROP)
+    {
+      hproc = _iodbcdm_getproc (pstmt->hdbc, en_FreeHandle);
 
-	if( hproc == SQL_NULL_HPROC )
+      if (hproc)
 	{
-		PUSHSQLERR ( pstmt->herr, en_IM001 );
-
-		return SQL_ERROR;
+	  CALL_DRIVER (pstmt->hdbc, retcode, hproc, en_FreeHandle, 
+	    (SQL_HANDLE_STMT, pstmt->dhstmt))
 	}
-
-	CALL_DRIVER ( pstmt->hdbc, retcode, hproc, en_SetStmtOption, (
-			pstmt->dhstmt, fOption, vParam ) )
-
-#if 0
-	retcode = hproc ( pstmt->dhstmt, fOption, vParam );
+    }
 #endif
 
-	return retcode;
+  if (hproc == SQL_NULL_HPROC)
+    {
+      hproc = _iodbcdm_getproc (pstmt->hdbc, en_FreeStmt);
+
+      if (hproc == SQL_NULL_HPROC)
+	{
+	  PUSHSQLERR (pstmt->herr, en_IM001);
+
+	  return SQL_ERROR;
+	}
+
+      CALL_DRIVER (pstmt->hdbc, retcode, hproc, en_FreeStmt, 
+	(pstmt->dhstmt, fOption))
+    }
+
+  if (retcode != SQL_SUCCESS
+      && retcode != SQL_SUCCESS_WITH_INFO)
+    {
+      return retcode;
+    }
+
+  /* state transition */
+  switch (fOption)
+     {
+     case SQL_DROP:
+       /* delet this object (ignore return) */
+       _iodbcdm_dropstmt (hstmt);
+       break;
+
+     case SQL_CLOSE:
+       pstmt->cursor_state = en_stmt_cursor_no;
+       /* This means cursor name set by
+        * SQLSetCursorName() call will also 
+        * be erased.
+        */
+
+       switch (pstmt->state)
+	  {
+	  case en_stmt_allocated:
+	  case en_stmt_prepared:
+	    break;
+
+	  case en_stmt_executed:
+	  case en_stmt_cursoropen:
+	  case en_stmt_fetched:
+	  case en_stmt_xfetched:
+	    if (pstmt->prep_state)
+	      {
+		pstmt->state =
+		    en_stmt_prepared;
+	      }
+	    else
+	      {
+		pstmt->state =
+		    en_stmt_allocated;
+	      }
+	    break;
+
+	  default:
+	    break;
+	  }
+       break;
+
+     case SQL_UNBIND:
+     case SQL_RESET_PARAMS:
+     default:
+       break;
+     }
+
+  return retcode;
 }
 
-RETCODE SQL_API	SQLGetStmtOption (
-			HSTMT	hstmt,
-			UWORD	fOption,
-			PTR	pvParam )
-{
-	STMT_t FAR*	pstmt 	= (STMT_t*)hstmt;
-	HPROC		hproc;
-	int		sqlstat = en_00000;
-	RETCODE		retcode;
-
-	if( hstmt == SQL_NULL_HSTMT 
-	 || pstmt->hdbc == SQL_NULL_HDBC )
-	{
-		return SQL_INVALID_HANDLE;
-	}
-
-	/* check option */
-	if( /* fOption < SQL_STMT_OPT_MIN || */
-	       fOption > SQL_STMT_OPT_MAX )
-	{
-		PUSHSQLERR ( pstmt->herr, en_S1092 );
-
-		return SQL_ERROR;
-	}
-
-	/* check state */
-	if( pstmt->state >= en_stmt_needdata
-	 || pstmt->asyn_on != en_NullProc )
-	{
-		sqlstat = en_S1010;
-	}
-	else
-	{
-		switch( pstmt->state )
-		{
-			case en_stmt_allocated:
-			case en_stmt_prepared:
-			case en_stmt_executed:
-			case en_stmt_cursoropen:
-				if( fOption == SQL_ROW_NUMBER
-				 || fOption == SQL_GET_BOOKMARK )
-				{
-					sqlstat = en_24000;
-				}
-				break;
-
-			default:
-				break;
-		}
-	}
-
-	if( sqlstat != en_00000 )
-	{
-		PUSHSQLERR ( pstmt->herr, sqlstat );
-
-		return SQL_ERROR;
-	}
-
-	hproc = _iodbcdm_getproc( pstmt->hdbc, en_GetStmtOption);
-
-	if( hproc == SQL_NULL_HPROC )
-	{
-		PUSHSQLERR ( pstmt->herr, en_IM001 );
-		return SQL_ERROR;
-	}
 
-	CALL_DRIVER ( pstmt->hdbc, retcode, hproc, en_GetStmtOption, (
-			pstmt->dhstmt, fOption, pvParam ) )
-
-#if 0
-	retcode = hproc ( pstmt->dhstmt, fOption, pvParam );
-#endif
-	
-	return retcode;
-}
-
-RETCODE SQL_API	SQLCancel ( HSTMT hstmt )
+RETCODE SQL_API 
+SQLSetStmtOption (
+    HSTMT hstmt,
+    UWORD fOption,
+    UDWORD vParam)
 {
-	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 argument */
-	/* check state */
-
-	/* call driver */
-	hproc = _iodbcdm_getproc( pstmt->hdbc, en_Cancel );
-
-	if( hproc == SQL_NULL_HPROC )
-	{
-		PUSHSQLERR ( pstmt->herr, en_IM001 );
-
-		return SQL_ERROR;
-	}
-
-	CALL_DRIVER ( pstmt->hdbc, retcode, hproc, en_Cancel, (pstmt->dhstmt) )
+  STMT_t FAR *pstmt = (STMT_t FAR *) hstmt;
+  HPROC hproc;
+  int sqlstat = en_00000;
+  RETCODE retcode;
+
+  if (hstmt == SQL_NULL_HSTMT || pstmt->hdbc == SQL_NULL_HDBC)
+    {
+      return SQL_INVALID_HANDLE;
+    }
+
+  /* check option */
+  if (				/* fOption < SQL_STMT_OPT_MIN || */
+      fOption > SQL_STMT_OPT_MAX)
+    {
+      PUSHSQLERR (pstmt->herr, en_S1092);
+
+      return SQL_ERROR;
+    }
+
+  if (fOption == SQL_CONCURRENCY
+      || fOption == SQL_CURSOR_TYPE
+      || fOption == SQL_SIMULATE_CURSOR
+      || fOption == SQL_USE_BOOKMARKS)
+    {
+      if (pstmt->asyn_on != en_NullProc)
+	{
+	  if (pstmt->prep_state)
+	    {
+	      sqlstat = en_S1011;
+	    }
+	}
+      else
+	{
+	  switch (pstmt->state)
+	     {
+	     case en_stmt_prepared:
+	       sqlstat = en_S1011;
+	       break;
+
+	     case en_stmt_executed:
+	     case en_stmt_cursoropen:
+	     case en_stmt_fetched:
+	     case en_stmt_xfetched:
+	       sqlstat = en_24000;
+	       break;
+
+	     case en_stmt_needdata:
+	     case en_stmt_mustput:
+	     case en_stmt_canput:
+	       if (pstmt->prep_state)
+		 {
+		   sqlstat = en_S1011;
+		 }
+	       break;
+
+	     default:
+	       break;
+	     }
+	}
+    }
+  else
+    {
+      if (pstmt->asyn_on != en_NullProc)
+	{
+	  if (!pstmt->prep_state)
+	    {
+	      sqlstat = en_S1010;
+	    }
+	}
+      else
+	{
+	  if (pstmt->state >= en_stmt_needdata)
+	    {
+	      sqlstat = en_S1010;
+	    }
+	}
+    }
+
+  if (sqlstat != en_00000)
+    {
+      PUSHSQLERR (pstmt->herr, sqlstat);
+
+      return SQL_ERROR;
+    }
+
+  hproc = _iodbcdm_getproc (pstmt->hdbc, en_SetStmtOption);
+
+  if (hproc == SQL_NULL_HPROC)
+    {
+      PUSHSQLERR (pstmt->herr, en_IM001);
+
+      return SQL_ERROR;
+    }
+
+  CALL_DRIVER (pstmt->hdbc, retcode, hproc, en_SetStmtOption,
+    (pstmt->dhstmt, fOption, vParam))
+
+  return retcode;
+}
 
-#if 0
-	retcode = hproc ( pstmt->dhstmt );
-#endif
 
-	/* state transition */
-	if( retcode != SQL_SUCCESS
-	 && retcode != SQL_SUCCESS_WITH_INFO )
-	{
-		return retcode;
-	}
+RETCODE SQL_API 
+SQLGetStmtOption (
+    HSTMT hstmt,
+    UWORD fOption,
+    PTR pvParam)
+{
+  STMT_t FAR *pstmt = (STMT_t *) hstmt;
+  HPROC hproc;
+  int sqlstat = en_00000;
+  RETCODE retcode;
+
+  if (hstmt == SQL_NULL_HSTMT || pstmt->hdbc == SQL_NULL_HDBC)
+    {
+      return SQL_INVALID_HANDLE;
+    }
+
+  /* check option */
+  if (				/* fOption < SQL_STMT_OPT_MIN || */
+      fOption > SQL_STMT_OPT_MAX)
+    {
+      PUSHSQLERR (pstmt->herr, en_S1092);
+
+      return SQL_ERROR;
+    }
+
+  /* check state */
+  if (pstmt->state >= en_stmt_needdata
+      || pstmt->asyn_on != en_NullProc)
+    {
+      sqlstat = en_S1010;
+    }
+  else
+    {
+      switch (pstmt->state)
+	 {
+	 case en_stmt_allocated:
+	 case en_stmt_prepared:
+	 case en_stmt_executed:
+	 case en_stmt_cursoropen:
+	   if (fOption == SQL_ROW_NUMBER || fOption == SQL_GET_BOOKMARK)
+	     {
+	       sqlstat = en_24000;
+	     }
+	   break;
+
+	 default:
+	   break;
+	 }
+    }
+
+  if (sqlstat != en_00000)
+    {
+      PUSHSQLERR (pstmt->herr, sqlstat);
+
+      return SQL_ERROR;
+    }
+
+  hproc = _iodbcdm_getproc (pstmt->hdbc, en_GetStmtOption);
+
+  if (hproc == SQL_NULL_HPROC)
+    {
+      PUSHSQLERR (pstmt->herr, en_IM001);
+      return SQL_ERROR;
+    }
+
+  CALL_DRIVER (pstmt->hdbc, retcode, hproc, en_GetStmtOption,
+    (pstmt->dhstmt, fOption, pvParam))
+
+  return retcode;
+}
 
-	switch( pstmt->state )
-	{
-		case en_stmt_allocated:
-		case en_stmt_prepared:
-			break;
-
-		case en_stmt_executed:
-			if( pstmt->prep_state )
-			{
-				pstmt->state = en_stmt_prepared;
-			}
-			else
-			{
-				pstmt->state = en_stmt_allocated;
-			}
-			break;
-
-		case en_stmt_cursoropen:
-		case en_stmt_fetched:
-		case en_stmt_xfetched:
-			if( pstmt->prep_state )
-			{
-				pstmt->state = en_stmt_prepared;
-			}
-			else
-			{
-				pstmt->state = en_stmt_allocated;
-			}
-			break;
-
-		case en_stmt_needdata:
-		case en_stmt_mustput:
-		case en_stmt_canput:
-			switch( pstmt->need_on )
-			{
-				case en_ExecDirect:
-					pstmt->state = en_stmt_allocated;
-					break;
-
-				case en_Execute:
-					pstmt->state = en_stmt_prepared;
-					break;
-
-				case en_SetPos:
-					pstmt->state = en_stmt_xfetched;
-					break;
-
-				default:
-					break;
-			}
-			pstmt->need_on = en_NullProc;
-			break;
-
-		default:
-			break;
-	}
 
-	return retcode;
+RETCODE SQL_API 
+SQLCancel (HSTMT hstmt)
+{
+  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 argument */
+  /* check state */
+
+  /* call driver */
+  hproc = _iodbcdm_getproc (pstmt->hdbc, en_Cancel);
+
+  if (hproc == SQL_NULL_HPROC)
+    {
+      PUSHSQLERR (pstmt->herr, en_IM001);
+
+      return SQL_ERROR;
+    }
+
+  CALL_DRIVER (pstmt->hdbc, retcode, hproc, en_Cancel, 
+    (pstmt->dhstmt))
+
+  /* state transition */
+  if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
+    {
+      return retcode;
+    }
+
+  switch (pstmt->state)
+     {
+     case en_stmt_allocated:
+     case en_stmt_prepared:
+       break;
+
+     case en_stmt_executed:
+       if (pstmt->prep_state)
+	 {
+	   pstmt->state = en_stmt_prepared;
+	 }
+       else
+	 {
+	   pstmt->state = en_stmt_allocated;
+	 }
+       break;
+
+     case en_stmt_cursoropen:
+     case en_stmt_fetched:
+     case en_stmt_xfetched:
+       if (pstmt->prep_state)
+	 {
+	   pstmt->state = en_stmt_prepared;
+	 }
+       else
+	 {
+	   pstmt->state = en_stmt_allocated;
+	 }
+       break;
+
+     case en_stmt_needdata:
+     case en_stmt_mustput:
+     case en_stmt_canput:
+       switch (pstmt->need_on)
+	  {
+	  case en_ExecDirect:
+	    pstmt->state = en_stmt_allocated;
+	    break;
+
+	  case en_Execute:
+	    pstmt->state = en_stmt_prepared;
+	    break;
+
+	  case en_SetPos:
+	    pstmt->state = en_stmt_xfetched;
+	    break;
+
+	  default:
+	    break;
+	  }
+       pstmt->need_on = en_NullProc;
+       break;
+
+     default:
+       break;
+     }
+
+  return retcode;
 }