/* * SQLRemoveDriver.c * * $Id$ * * Remove a driver * * The iODBC driver manager. * * Copyright (C) 1996-2012 by OpenLink Software * 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). * * Note that the only valid version of the LGPL license as far as this * project is concerned is the original GNU Library General Public License * Version 2, dated June 1991. * * 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; only * Version 2 of the License dated June 1991. * * 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 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 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 #include #include #include "inifile.h" #include "misc.h" #include "iodbc_error.h" BOOL INSTAPI SQLRemoveDriver (LPCSTR lpszDriver, BOOL fRemoveDSN, LPDWORD lpdwUsageCount) { /*char *szDriverFile = NULL; */ BOOL retcode = FALSE; PCONFIG pCfg = NULL, pInstCfg = NULL; LPSTR entries = (LPSTR) malloc (sizeof (char) * 65535), curr; int len = 0, i = 0; /* Check input parameters */ CLEAR_ERROR (); if (!lpszDriver || !STRLEN (lpszDriver)) { PUSH_ERROR (ODBC_ERROR_INVALID_NAME); goto quit; } /* Else go through user/system odbcinst.ini */ switch (configMode) { case ODBC_BOTH_DSN: case ODBC_USER_DSN: wSystemDSN = USERDSN_ONLY; break; case ODBC_SYSTEM_DSN: wSystemDSN = SYSTEMDSN_ONLY; break; } if (_iodbcdm_cfg_search_init (&pCfg, "odbc.ini", FALSE)) { PUSH_ERROR (ODBC_ERROR_GENERAL_ERR); goto done; } if (_iodbcdm_cfg_search_init (&pInstCfg, "odbcinst.ini", FALSE)) { PUSH_ERROR (ODBC_ERROR_GENERAL_ERR); goto done; } if (fRemoveDSN) { #ifdef WIN32 if (entries && (len = _iodbcdm_list_entries (pCfg, "ODBC 32 bit Data Sources", entries, 65535))) #else if (entries && (len = _iodbcdm_list_entries (pCfg, "ODBC Data Sources", entries, 65535))) #endif { for (curr = entries; i < len; i += (STRLEN (curr) + 1), curr += (STRLEN (curr) + 1)) { int nCursor = pCfg->cursor; if (_iodbcdm_cfg_rewind (pCfg)) { PUSH_ERROR (ODBC_ERROR_GENERAL_ERR); goto done; } #ifdef WIN32 if (_iodbcdm_cfg_find (pCfg, "ODBC 32 bit Data Sources", curr)) #else if (_iodbcdm_cfg_find (pCfg, "ODBC Data Sources", curr)) #endif { if (_iodbcdm_cfg_rewind (pCfg)) { PUSH_ERROR (ODBC_ERROR_GENERAL_ERR); goto done; } pCfg->cursor = nCursor; continue; } if (!strcmp (pCfg->value, lpszDriver)) { if (_iodbcdm_cfg_write (pCfg, curr, NULL, NULL)) { PUSH_ERROR (ODBC_ERROR_GENERAL_ERR); goto done; } #ifdef WIN32 if (_iodbcdm_cfg_write (pCfg, "ODBC 32 bit Data Sources", curr, NULL)) #else if (_iodbcdm_cfg_write (pCfg, "ODBC Data Sources", curr, NULL)) #endif { PUSH_ERROR (ODBC_ERROR_GENERAL_ERR); goto done; } } pCfg->cursor = nCursor; } } } if (_iodbcdm_cfg_write (pInstCfg, (char *) lpszDriver, NULL, NULL)) { PUSH_ERROR (ODBC_ERROR_GENERAL_ERR); goto done; } #ifdef WIN32 if (_iodbcdm_cfg_write (pInstCfg, "ODBC 32 bit Drivers", lpszDriver, NULL)) #else if (_iodbcdm_cfg_write (pInstCfg, "ODBC Drivers", (LPSTR) lpszDriver, NULL)) #endif { PUSH_ERROR (ODBC_ERROR_GENERAL_ERR); goto done; } if (_iodbcdm_cfg_commit (pCfg) || _iodbcdm_cfg_commit (pInstCfg)) { PUSH_ERROR (ODBC_ERROR_GENERAL_ERR); goto done; } retcode = TRUE; done: if (pCfg) _iodbcdm_cfg_done (pCfg); if (pInstCfg) _iodbcdm_cfg_done (pInstCfg); if (entries) free (entries); quit: wSystemDSN = USERDSN_ONLY; configMode = ODBC_BOTH_DSN; return retcode; } BOOL INSTAPI SQLRemoveDriverW (LPCWSTR lpszDriver, BOOL fRemoveDSN, LPDWORD lpdwUsageCount) { char *_driver_u8 = NULL; BOOL retcode = FALSE; _driver_u8 = (char *) dm_SQL_WtoU8 ((SQLWCHAR *) lpszDriver, SQL_NTS); if (_driver_u8 == NULL && lpszDriver) { PUSH_ERROR (ODBC_ERROR_OUT_OF_MEM); goto done; } retcode = SQLRemoveDriver (_driver_u8, fRemoveDSN, lpdwUsageCount); done: MEM_FREE (_driver_u8); return retcode; }