| 1 | /* |
| 2 | * dlproc.h |
| 3 | * |
| 4 | * $Id$ |
| 5 | * |
| 6 | * Load driver and resolve driver's function entry point |
| 7 | * |
| 8 | * The iODBC driver manager. |
| 9 | * |
| 10 | * Copyright (C) 1995 by Ke Jin <kejin@empress.com> |
| 11 | * |
| 12 | * This library is free software; you can redistribute it and/or |
| 13 | * modify it under the terms of the GNU Library General Public |
| 14 | * License as published by the Free Software Foundation; either |
| 15 | * version 2 of the License, or (at your option) any later version. |
| 16 | * |
| 17 | * This library is distributed in the hope that it will be useful, |
| 18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 20 | * Library General Public License for more details. |
| 21 | * |
| 22 | * You should have received a copy of the GNU Library General Public |
| 23 | * License along with this library; if not, write to the Free |
| 24 | * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 25 | */ |
| 26 | #ifndef _DLPROC_H |
| 27 | #define _DLPROC_H |
| 28 | |
| 29 | #include "dlf.h" |
| 30 | |
| 31 | typedef RETCODE (FAR * HPROC) (); |
| 32 | |
| 33 | #ifdef DLDAPI_SVR4_DLFCN |
| 34 | #include <dlfcn.h> |
| 35 | typedef void *HDLL; |
| 36 | #endif |
| 37 | |
| 38 | #ifdef DLDAPI_HP_SHL |
| 39 | #include <dl.h> |
| 40 | typedef shl_t HDLL; |
| 41 | #endif |
| 42 | |
| 43 | #if defined(DLDAPI_AIX_LOAD) || defined(__DECCXX) |
| 44 | typedef void *HDLL; |
| 45 | #endif |
| 46 | |
| 47 | extern HPROC _iodbcdm_getproc (); |
| 48 | extern HDLL _iodbcdm_dllopen (char FAR * dll); |
| 49 | extern HPROC _iodbcdm_dllproc (HDLL hdll, char FAR * sym); |
| 50 | extern char FAR *_iodbcdm_dllerror (); |
| 51 | extern int _iodbcdm_dllclose (HDLL hdll); |
| 52 | |
| 53 | #define SQL_NULL_HDLL ((HDLL)NULL) |
| 54 | #define SQL_NULL_HPROC ((HPROC)NULL) |
| 55 | #endif |