/* * SQLWriteDSNToIni.c * * $Id: SQLWriteDSNToIni.c,v 1.1.1.1 2002/04/08 22:48:11 miner Exp $ * * Write a DSN connect string to a file * * The iODBC driver manager. * * Copyright (C) 1999-2002 by OpenLink Software <iodbc@openlinksw.com> * All Rights Reserved. * * This software is released under the terms of either of the following * licenses: * * - GNU Library General Public License (see LICENSE.LGPL) * - The BSD License (see LICENSE.BSD). * * While not mandated by the BSD license, any patches you make to the * iODBC source code may be contributed back into the iODBC project * at your discretion. Contributions will benefit the Open Source and * Data Access community as a whole. Submissions may be made at: * * http://www.iodbc.org * * * GNU Library Generic Public License Version 2 * ============================================ * 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. * * * The BSD License * =============== * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * 3. Neither the name of OpenLink Software Inc. nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL OPENLINK OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include <iodbc.h> #include <iodbcinst.h> #include "inifile.h" #include "misc.h" #include "iodbc_error.h" extern BOOL ValidDSN (LPCSTR lpszDSN); extern int GetPrivateProfileString (LPCSTR lpszSection, LPCSTR lpszEntry, LPCSTR lpszDefault, LPSTR lpszRetBuffer, int cbRetBuffer, LPCSTR lpszFilename); BOOL WriteDSNToIni (LPCSTR lpszDSN, LPCSTR lpszDriver) { char szBuffer[4096]; BOOL retcode = FALSE; PCONFIG pCfg = NULL; if (_iodbcdm_cfg_search_init (&pCfg, "odbc.ini", TRUE)) { PUSH_ERROR (ODBC_ERROR_REQUEST_FAILED); goto done; } if (strcmp (lpszDSN, "Default")) { /* adds a DSN=Driver to the [ODBC data sources] section */ #ifdef WIN32 if (_iodbcdm_cfg_write (pCfg, "ODBC 32 bit Data Sources", (LPSTR) lpszDSN, (LPSTR) lpszDriver)) #else if (_iodbcdm_cfg_write (pCfg, "ODBC Data Sources", (LPSTR) lpszDSN, (LPSTR) lpszDriver)) #endif { PUSH_ERROR (ODBC_ERROR_REQUEST_FAILED); goto done; } } /* deletes the DSN section in odbc.ini */ if (_iodbcdm_cfg_write (pCfg, (LPSTR) lpszDSN, NULL, NULL)) { PUSH_ERROR (ODBC_ERROR_REQUEST_FAILED); goto done; } /* gets the file of the driver if lpszDriver is a valid description */ wSystemDSN = USERDSN_ONLY; if (!GetPrivateProfileString ((LPSTR) lpszDriver, "Driver", "", szBuffer, sizeof (szBuffer) - 1, "odbcinst.ini")) { wSystemDSN = SYSTEMDSN_ONLY; if (!GetPrivateProfileString ((LPSTR) lpszDriver, "Driver", "", szBuffer, sizeof (szBuffer) - 1, "odbcinst.ini")) { PUSH_ERROR (ODBC_ERROR_REQUEST_FAILED); goto done; } } /* adds a [DSN] section with Driver key */ if (_iodbcdm_cfg_write (pCfg, (LPSTR) lpszDSN, "Driver", szBuffer) || _iodbcdm_cfg_commit (pCfg)) { PUSH_ERROR (ODBC_ERROR_REQUEST_FAILED); goto done; } retcode = TRUE; done: wSystemDSN = USERDSN_ONLY; configMode = ODBC_BOTH_DSN; if (pCfg) _iodbcdm_cfg_done (pCfg); return retcode; } BOOL INSTAPI SQLWriteDSNToIni (LPCSTR lpszDSN, LPCSTR lpszDriver) { BOOL retcode = FALSE; /* Check input parameters */ CLEAR_ERROR (); if (!lpszDSN || !ValidDSN (lpszDSN) || !STRLEN (lpszDSN)) { PUSH_ERROR (ODBC_ERROR_INVALID_DSN); goto quit; } if (!lpszDriver || !STRLEN (lpszDriver)) { PUSH_ERROR (ODBC_ERROR_INVALID_NAME); goto quit; } switch (configMode) { case ODBC_USER_DSN: wSystemDSN = USERDSN_ONLY; retcode = WriteDSNToIni (lpszDSN, lpszDriver); goto quit; case ODBC_SYSTEM_DSN: wSystemDSN = SYSTEMDSN_ONLY; retcode = WriteDSNToIni (lpszDSN, lpszDriver); goto quit; case ODBC_BOTH_DSN: wSystemDSN = USERDSN_ONLY; retcode = WriteDSNToIni (lpszDSN, lpszDriver); if (!retcode) { CLEAR_ERROR (); wSystemDSN = SYSTEMDSN_ONLY; retcode = WriteDSNToIni (lpszDSN, lpszDriver); } goto quit; }; PUSH_ERROR (ODBC_ERROR_GENERAL_ERR); goto quit; quit: wSystemDSN = USERDSN_ONLY; configMode = ODBC_BOTH_DSN; return retcode; }