/* * SQLGetProfileString.c * * $Id$ * * 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 "iodbc_error.h" #include "misc.h" #ifndef WIN32 int GetPrivateProfileString (LPCSTR lpszSection, LPCSTR lpszEntry, LPCSTR lpszDefault, LPSTR lpszRetBuffer, int cbRetBuffer, LPCSTR lpszFilename) { char *defval = (char *) lpszDefault, *value = NULL; int len = 0; PCONFIG pCfg; lpszRetBuffer[0] = 0; /* If error during reading the file */ if (_iodbcdm_cfg_search_init (&pCfg, lpszFilename, FALSE)) { if (lpszDefault) STRNCPY (lpszRetBuffer, lpszDefault, cbRetBuffer - 1); PUSH_ERROR (ODBC_ERROR_INVALID_PATH); goto fail; } /* List all sections from the ini file */ if (lpszSection == NULL || *lpszSection == '\0') { len = _iodbcdm_list_sections (pCfg, lpszRetBuffer, cbRetBuffer); goto done; } /* List all the entries of the specified section */ if (lpszEntry == NULL || *lpszEntry == '\0') { len = _iodbcdm_list_entries (pCfg, lpszSection, lpszRetBuffer, cbRetBuffer); goto done; } /* * Sorry for this one -- Windows cannot handle a default value of * "" in GetPrivateProfileString, so it is passed as " " instead. */ if (defval == NULL || *defval == '\0') defval = " "; /* * Check whether someone else has modified the odbc.ini file */ _iodbcdm_cfg_refresh (pCfg); if (!_iodbcdm_cfg_find (pCfg, (LPSTR) lpszSection, (LPSTR) lpszEntry)) value = pCfg->value; if (value == NULL) { value = defval; if (value[0] == ' ' && value[1] == '\0') value = ""; } STRNCPY (lpszRetBuffer, value, cbRetBuffer - 1); done: _iodbcdm_cfg_done (pCfg); fail: if (!len) len = STRLEN (lpszRetBuffer); if (len == cbRetBuffer - 1) PUSH_ERROR (ODBC_ERROR_INVALID_BUFF_LEN); return len; } #endif int INSTAPI SQLGetPrivateProfileString (LPCSTR lpszSection, LPCSTR lpszEntry, LPCSTR lpszDefault, LPSTR lpszRetBuffer, int cbRetBuffer, LPCSTR lpszFilename) { char pathbuf[1024]; int len = 0; /* Check input parameters */ CLEAR_ERROR (); if (!lpszRetBuffer || !cbRetBuffer) { PUSH_ERROR (ODBC_ERROR_INVALID_BUFF_LEN); goto quit; } if (!lpszDefault) { PUSH_ERROR (ODBC_ERROR_GENERAL_ERR); goto quit; } /* Else go through user/system odbc.ini */ switch (configMode) { case ODBC_USER_DSN: wSystemDSN = USERDSN_ONLY; if (lpszFilename) { len = GetPrivateProfileString (lpszSection, lpszEntry, lpszDefault, lpszRetBuffer, cbRetBuffer, lpszFilename); goto quit; } if (_iodbcadm_getinifile (pathbuf, sizeof (pathbuf), FALSE, FALSE)) len = GetPrivateProfileString (lpszSection, lpszEntry, lpszDefault, lpszRetBuffer, cbRetBuffer, pathbuf); goto quit; case ODBC_SYSTEM_DSN: wSystemDSN = SYSTEMDSN_ONLY; if (lpszFilename) { len = GetPrivateProfileString (lpszSection, lpszEntry, lpszDefault, lpszRetBuffer, cbRetBuffer, lpszFilename); goto quit; } if (_iodbcadm_getinifile (pathbuf, sizeof (pathbuf), FALSE, FALSE)) len = GetPrivateProfileString (lpszSection, lpszEntry, lpszDefault, lpszRetBuffer, cbRetBuffer, pathbuf); goto quit; case ODBC_BOTH_DSN: wSystemDSN = USERDSN_ONLY; if (lpszFilename) { len = GetPrivateProfileString (lpszSection, lpszEntry, lpszDefault, lpszRetBuffer, cbRetBuffer, lpszFilename); if (!len) { CLEAR_ERROR (); wSystemDSN = SYSTEMDSN_ONLY; len = GetPrivateProfileString (lpszSection, lpszEntry, lpszDefault, lpszRetBuffer, cbRetBuffer, lpszFilename); } goto quit; } if (_iodbcadm_getinifile (pathbuf, sizeof (pathbuf), FALSE, FALSE)) { len = GetPrivateProfileString (lpszSection, lpszEntry, lpszDefault, lpszRetBuffer, cbRetBuffer, pathbuf); if (len) goto quit; } CLEAR_ERROR (); wSystemDSN = SYSTEMDSN_ONLY; if (_iodbcadm_getinifile (pathbuf, sizeof (pathbuf), FALSE, FALSE)) { len = GetPrivateProfileString (lpszSection, lpszEntry, lpszDefault, lpszRetBuffer, cbRetBuffer, pathbuf); } goto quit; } PUSH_ERROR (ODBC_ERROR_GENERAL_ERR); goto quit; quit: wSystemDSN = USERDSN_ONLY; configMode = ODBC_BOTH_DSN; return len; } int INSTAPI SQLGetPrivateProfileStringW (LPCWSTR lpszSection, LPCWSTR lpszEntry, LPCWSTR lpszDefault, LPWSTR lpszRetBuffer, int cbRetBuffer, LPCWSTR lpszFilename) { char *_section_u8 = NULL; char *_entry_u8 = NULL; char *_default_u8 = NULL; char *_buffer_u8 = NULL; char *_filename_u8 = NULL; SQLCHAR *ptr; SQLWCHAR *ptrW; SQLSMALLINT length, len; _section_u8 = (char *) dm_SQL_WtoU8 ((SQLWCHAR *) lpszSection, SQL_NTS); if (_section_u8 == NULL && lpszSection) { PUSH_ERROR (ODBC_ERROR_OUT_OF_MEM); goto done; } _entry_u8 = (char *) dm_SQL_WtoU8 ((SQLWCHAR *) lpszEntry, SQL_NTS); if (_entry_u8 == NULL && lpszEntry) { PUSH_ERROR (ODBC_ERROR_OUT_OF_MEM); goto done; } _default_u8 = (char *) dm_SQL_WtoU8 ((SQLWCHAR *) lpszDefault, SQL_NTS); if (_default_u8 == NULL && lpszDefault) { PUSH_ERROR (ODBC_ERROR_OUT_OF_MEM); goto done; } _filename_u8 = (char *) dm_SQL_WtoU8 ((SQLWCHAR *) lpszFilename, SQL_NTS); if (_filename_u8 == NULL && lpszFilename) { PUSH_ERROR (ODBC_ERROR_OUT_OF_MEM); goto done; } if (cbRetBuffer > 0) { if ((_buffer_u8 = malloc (cbRetBuffer * UTF8_MAX_CHAR_LEN + 1)) == NULL) { PUSH_ERROR (ODBC_ERROR_OUT_OF_MEM); goto done; } } length = SQLGetPrivateProfileString (_section_u8, _entry_u8, _default_u8, _buffer_u8, cbRetBuffer * UTF8_MAX_CHAR_LEN, _filename_u8); if (length > 0) { if (lpszSection == NULL || lpszEntry == NULL || lpszSection[0] == '\0' || lpszEntry[0] == '\0') { length = 0; for (ptr = _buffer_u8, ptrW = lpszRetBuffer; *ptr; ptr += STRLEN (ptr) + 1, ptrW += WCSLEN (ptrW) + 1) { dm_StrCopyOut2_U8toW (ptr, ptrW, cbRetBuffer - length - 1, &len); length += len; } *ptrW = L'\0'; length++; } else { dm_StrCopyOut2_U8toW (_buffer_u8, lpszRetBuffer, cbRetBuffer, &length); } } else { dm_StrCopyOut2_U8toW (_buffer_u8, lpszRetBuffer, cbRetBuffer, &length); } done: MEM_FREE (_section_u8); MEM_FREE (_entry_u8); MEM_FREE (_default_u8); MEM_FREE (_buffer_u8); MEM_FREE (_filename_u8); return length; } BOOL INSTAPI SQLGetKeywordValue (LPCSTR lpszSection, LPCSTR lpszEntry, LPSTR lpszBuffer, int cbBuffer, int *pcbBufOut) { int ret = SQLGetPrivateProfileString (lpszSection, lpszEntry, "", lpszBuffer, cbBuffer, "odbc.ini"); if (pcbBufOut) *pcbBufOut = ret; return (ret != 0); } BOOL INSTAPI SQLGetKeywordValueW (LPCWSTR lpszSection, LPCWSTR lpszEntry, LPWSTR lpszBuffer, int cbBuffer, int *pcbBufOut) { int ret = SQLGetPrivateProfileStringW (lpszSection, lpszEntry, L"", lpszBuffer, cbBuffer, L"odbc.ini"); if (pcbBufOut) *pcbBufOut = ret; return (ret != 0); }