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iODBC v2.5

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1446 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
1999-01-22 10:52:42 +00:00
parent 5b077d483b
commit cd5bf2a6e3
49 changed files with 10572 additions and 9484 deletions
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110
src/iodbc/hdbc.h
View File

@@ -1,55 +1,81 @@
#ifndef _HDBC_H
#define _HDBC_H
/*
* hdbc.h
*
* $Id$
*
* Data source connect 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.
*/
#ifndef _HDBC_H
#define _HDBC_H
typedef struct DBC
{
int type; /* must be 1st field */
struct DBC FAR*
next;
{
int type; /* must be 1st field */
struct DBC FAR *
next;
HENV genv; /* back point to global env object */
HENV genv; /* back point to global env object */
HDBC dhdbc; /* driver's private dbc */
HENV henv; /* back point to instant env object */
HSTMT hstmt; /* list of statement object handle(s) */
HERR herr;
HDBC dhdbc; /* driver's private dbc */
HENV henv; /* back point to instant env object */
HSTMT hstmt; /* list of statement object handle(s) */
HERR herr;
int state;
int state;
/* options */
UDWORD access_mode;
UDWORD autocommit;
/* options */
UDWORD access_mode;
UDWORD autocommit;
UDWORD login_timeout;
UDWORD odbc_cursors;
UDWORD packet_size;
UDWORD quiet_mode;
UDWORD txn_isolation;
SWORD cb_commit;
SWORD cb_rollback;
UDWORD login_timeout;
UDWORD odbc_cursors;
UDWORD packet_size;
UDWORD quiet_mode;
UDWORD txn_isolation;
SWORD cb_commit;
SWORD cb_rollback;
char FAR*
current_qualifier;
char FAR *
current_qualifier;
int trace; /* trace flag */
char FAR*
tfile;
void FAR*
tstm; /* trace stream */
} DBC_t;
int trace; /* trace flag */
char FAR *
tfile;
void FAR *
tstm; /* trace stream */
}
DBC_t;
/*
/*
* Note:
* - ODBC applications can see address of driver manager's
* connection object, i.e connection handle -- a void pointer,
* but not detail of it. ODBC applications can neither see
* - ODBC applications can see address of driver manager's
* connection object, i.e connection handle -- a void pointer,
* but not detail of it. ODBC applications can neither see
* detail driver's connection object nor its address.
*
* - ODBC driver manager knows its own connection objects and
* exposes their address to an ODBC application. Driver manager
* also knows address of driver's connection objects and keeps
* it via dhdbc field in driver manager's connection object.
*
*
* - ODBC driver exposes address of its own connection object to
* driver manager without detail.
*
@@ -57,11 +83,11 @@ typedef struct DBC
* SQLGetInfo() with fInfoType equals to SQL_DRIVER_HDBC.
*/
enum {
en_dbc_allocated,
en_dbc_needdata,
en_dbc_connected,
en_dbc_hstmt
};
enum
{
en_dbc_allocated,
en_dbc_needdata,
en_dbc_connected,
en_dbc_hstmt
};
#endif