+/*
+ * henv.h
+ *
+ * $Id$
+ *
+ * Environment 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 _HENV_H
#define _HENV_H
-# include <../iodbc/config.h>
-# include <../iodbc/dlproc.h>
+#include <config.h>
+#include <dlproc.h>
-# include <../iodbc/isql.h>
-# include <../iodbc/isqlext.h>
+#include <isql.h>
+#include <isqlext.h>
+
+#ifndef SYSERR
+#define SYSERR -1
+#endif
+
+enum
+ {
-enum {
#if (ODBCVER >= 0x0300)
- en_AllocHandle = SQL_API_SQLALLOCHANDLE,
- en_FreeHandle = SQL_API_SQLFREEHANDLE,
+ en_AllocHandle = SQL_API_SQLALLOCHANDLE,
+ en_FreeHandle = SQL_API_SQLFREEHANDLE,
#endif
- en_AllocEnv = SQL_API_SQLALLOCENV,
- en_AllocConnect = SQL_API_SQLALLOCCONNECT,
- en_Connect = SQL_API_SQLCONNECT,
- en_DriverConnect = SQL_API_SQLDRIVERCONNECT,
- en_BrowseConnect = SQL_API_SQLBROWSECONNECT,
-
- en_DataSources = SQL_API_SQLDATASOURCES,
- en_Drivers = SQL_API_SQLDRIVERS,
- en_GetInfo = SQL_API_SQLGETINFO,
- en_GetFunctions = SQL_API_SQLGETFUNCTIONS,
- en_GetTypeInfo = SQL_API_SQLGETTYPEINFO,
-
- en_SetConnectOption = SQL_API_SQLSETCONNECTOPTION,
- en_GetConnectOption = SQL_API_SQLGETCONNECTOPTION,
- en_SetStmtOption = SQL_API_SQLSETSTMTOPTION,
- en_GetStmtOption = SQL_API_SQLGETSTMTOPTION,
-
- en_AllocStmt = SQL_API_SQLALLOCSTMT,
- en_Prepare = SQL_API_SQLPREPARE,
- en_BindParameter = SQL_API_SQLBINDPARAMETER,
- en_ParamOptions = SQL_API_SQLPARAMOPTIONS,
- en_GetCursorName = SQL_API_SQLGETCURSORNAME,
- en_SetCursorName = SQL_API_SQLSETCURSORNAME,
- en_SetScrollOptions = SQL_API_SQLSETSCROLLOPTIONS,
- en_SetParam = SQL_API_SQLSETPARAM,
-
- en_Execute = SQL_API_SQLEXECUTE,
- en_ExecDirect = SQL_API_SQLEXECDIRECT,
- en_NativeSql = SQL_API_SQLNATIVESQL,
- en_DescribeParam = SQL_API_SQLDESCRIBEPARAM,
- en_NumParams = SQL_API_SQLNUMPARAMS,
- en_ParamData = SQL_API_SQLPARAMDATA,
- en_PutData = SQL_API_SQLPUTDATA,
-
- en_RowCount = SQL_API_SQLROWCOUNT,
- en_NumResultCols = SQL_API_SQLNUMRESULTCOLS,
- en_DescribeCol = SQL_API_SQLDESCRIBECOL,
- en_ColAttributes = SQL_API_SQLCOLATTRIBUTES,
- en_BindCol = SQL_API_SQLBINDCOL,
- en_Fetch = SQL_API_SQLFETCH,
- en_ExtendedFetch = SQL_API_SQLEXTENDEDFETCH,
- en_GetData = SQL_API_SQLGETDATA,
- en_SetPos = SQL_API_SQLSETPOS,
- en_MoreResults = SQL_API_SQLMORERESULTS,
- en_Error = SQL_API_SQLERROR,
-
- en_ColumnPrivileges = SQL_API_SQLCOLUMNPRIVILEGES,
- en_Columns = SQL_API_SQLCOLUMNS,
- en_ForeignKeys = SQL_API_SQLFOREIGNKEYS,
- en_PrimaryKeys = SQL_API_SQLPRIMARYKEYS,
- en_ProcedureColumns = SQL_API_SQLPROCEDURECOLUMNS,
- en_Procedures = SQL_API_SQLPROCEDURES,
- en_SpecialColumns = SQL_API_SQLSPECIALCOLUMNS,
- en_Statistics = SQL_API_SQLSTATISTICS,
- en_TablePrivileges = SQL_API_SQLTABLEPRIVILEGES,
- en_Tables = SQL_API_SQLTABLES,
-
- en_FreeStmt = SQL_API_SQLFREESTMT,
- en_Cancel = SQL_API_SQLCANCEL,
- en_Transact = SQL_API_SQLTRANSACT,
-
- en_Disconnect = SQL_API_SQLDISCONNECT,
- en_FreeConnect = SQL_API_SQLFREECONNECT,
- en_FreeEnv = SQL_API_SQLFREEENV,
-
- en_NullProc = SYSERR
-};
-
-typedef struct {
- int type; /* must be 1st field */
-
- HENV henv; /* driver's env list */
- HDBC hdbc; /* driver's dbc list */
- HERR herr; /* err list */
- int state;
-} GENV_t;
-
-typedef struct {
- HENV next; /* next attached env handle */
- int refcount; /* Driver's bookkeeping reference count */
- HPROC dllproc_tab[SQL_EXT_API_LAST + 1]; /* driver api calls */
-
- HENV dhenv; /* driver env handle */
- HDLL hdll; /* drvier share library handle */
-} ENV_t;
+
+ en_AllocEnv = SQL_API_SQLALLOCENV,
+ en_AllocConnect = SQL_API_SQLALLOCCONNECT,
+ en_Connect = SQL_API_SQLCONNECT,
+ en_DriverConnect = SQL_API_SQLDRIVERCONNECT,
+ en_BrowseConnect = SQL_API_SQLBROWSECONNECT,
+
+ en_DataSources = SQL_API_SQLDATASOURCES,
+ en_Drivers = SQL_API_SQLDRIVERS,
+ en_GetInfo = SQL_API_SQLGETINFO,
+ en_GetFunctions = SQL_API_SQLGETFUNCTIONS,
+ en_GetTypeInfo = SQL_API_SQLGETTYPEINFO,
+
+ en_SetConnectOption = SQL_API_SQLSETCONNECTOPTION,
+ en_GetConnectOption = SQL_API_SQLGETCONNECTOPTION,
+ en_SetStmtOption = SQL_API_SQLSETSTMTOPTION,
+ en_GetStmtOption = SQL_API_SQLGETSTMTOPTION,
+
+ en_AllocStmt = SQL_API_SQLALLOCSTMT,
+ en_Prepare = SQL_API_SQLPREPARE,
+ en_BindParameter = SQL_API_SQLBINDPARAMETER,
+ en_ParamOptions = SQL_API_SQLPARAMOPTIONS,
+ en_GetCursorName = SQL_API_SQLGETCURSORNAME,
+ en_SetCursorName = SQL_API_SQLSETCURSORNAME,
+ en_SetScrollOptions = SQL_API_SQLSETSCROLLOPTIONS,
+ en_SetParam = SQL_API_SQLSETPARAM,
+
+ en_Execute = SQL_API_SQLEXECUTE,
+ en_ExecDirect = SQL_API_SQLEXECDIRECT,
+ en_NativeSql = SQL_API_SQLNATIVESQL,
+ en_DescribeParam = SQL_API_SQLDESCRIBEPARAM,
+ en_NumParams = SQL_API_SQLNUMPARAMS,
+ en_ParamData = SQL_API_SQLPARAMDATA,
+ en_PutData = SQL_API_SQLPUTDATA,
+
+ en_RowCount = SQL_API_SQLROWCOUNT,
+ en_NumResultCols = SQL_API_SQLNUMRESULTCOLS,
+ en_DescribeCol = SQL_API_SQLDESCRIBECOL,
+ en_ColAttributes = SQL_API_SQLCOLATTRIBUTES,
+ en_BindCol = SQL_API_SQLBINDCOL,
+ en_Fetch = SQL_API_SQLFETCH,
+ en_ExtendedFetch = SQL_API_SQLEXTENDEDFETCH,
+ en_GetData = SQL_API_SQLGETDATA,
+ en_SetPos = SQL_API_SQLSETPOS,
+ en_MoreResults = SQL_API_SQLMORERESULTS,
+ en_Error = SQL_API_SQLERROR,
+
+ en_ColumnPrivileges = SQL_API_SQLCOLUMNPRIVILEGES,
+ en_Columns = SQL_API_SQLCOLUMNS,
+ en_ForeignKeys = SQL_API_SQLFOREIGNKEYS,
+ en_PrimaryKeys = SQL_API_SQLPRIMARYKEYS,
+ en_ProcedureColumns = SQL_API_SQLPROCEDURECOLUMNS,
+ en_Procedures = SQL_API_SQLPROCEDURES,
+ en_SpecialColumns = SQL_API_SQLSPECIALCOLUMNS,
+ en_Statistics = SQL_API_SQLSTATISTICS,
+ en_TablePrivileges = SQL_API_SQLTABLEPRIVILEGES,
+ en_Tables = SQL_API_SQLTABLES,
+
+ en_FreeStmt = SQL_API_SQLFREESTMT,
+ en_Cancel = SQL_API_SQLCANCEL,
+ en_Transact = SQL_API_SQLTRANSACT,
+
+ en_Disconnect = SQL_API_SQLDISCONNECT,
+ en_FreeConnect = SQL_API_SQLFREECONNECT,
+ en_FreeEnv = SQL_API_SQLFREEENV,
+
+ en_NullProc = SYSERR
+ };
+
+typedef struct
+ {
+ int type; /* must be 1st field */
+
+ HENV henv; /* driver's env list */
+ HDBC hdbc; /* driver's dbc list */
+ HERR herr; /* err list */
+ int state;
+ }
+GENV_t;
+
+typedef struct
+ {
+ HENV next; /* next attached env handle */
+ int refcount; /* Driver's bookkeeping reference count */
+ HPROC dllproc_tab[SQL_EXT_API_LAST + 1]; /* driver api calls */
+
+ HENV dhenv; /* driver env handle */
+ HDLL hdll; /* drvier share library handle */
+ }
+ENV_t;
/* Note:
- *
+
* - ODBC applications only know about global environment handle,
* a void pointer points to a GENV_t object. There is only one
* this object per process(however, to make the library reentrant,
*
* - Applications can get driver's environment object handle by
* SQLGetInfo() with fInfoType equals to SQL_DRIVER_HENV
- */
-
+ */
#endif
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