ref: 09025dc8ef3e20403ad2a925287e6b418851f778
dir: /codec/console/dec/src/read_config.cpp/
/*! * \copy * Copyright (c) 2008-2013, Cisco Systems * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * 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. * * 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 THE * COPYRIGHT HOLDER 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. * * read_config.h * * Abstract * Class for reading parameter settings in a configure file. * * History * 08/18/2008 Created * *****************************************************************************/ #define _CRT_SECURE_NO_WARNINGS #include <string.h> #include <stdio.h> #include "read_config.h" CReadConfig::CReadConfig (const char* kpConfigFileName) : m_pCfgFile (0) , m_strCfgFileName (kpConfigFileName) , m_ulLines (0) { if (strlen (kpConfigFileName) > 0) { // FIXME: To check validation in configure file name m_pCfgFile = fopen (kpConfigFileName, "r"); } } CReadConfig::~CReadConfig() { if (m_pCfgFile) { fclose (m_pCfgFile); m_pCfgFile = NULL; } } long CReadConfig::ReadLine (string* pStr, const int kiValSize/* = 4*/) { if (m_pCfgFile == NULL || pStr == NULL || kiValSize <= 1) return 0; string* strTags = &pStr[0]; int iTagNum = 0, iNum = 0; bool bCommentFlag = false; while (iNum < kiValSize) { pStr[iNum] = ""; ++ iNum; } do { const char kChar = (char)fgetc (m_pCfgFile); if (kChar == '\n' || feof (m_pCfgFile)) { ++ m_ulLines; break; } if (kChar == '#') bCommentFlag = true; if (!bCommentFlag) { if (kChar == '\t' || kChar == ' ') { if (iTagNum >= kiValSize) break; if (! (*strTags).empty()) { ++ iTagNum; strTags = &pStr[iTagNum]; } } else *strTags += kChar; } } while (true); return 1 + iTagNum; } const bool CReadConfig::EndOfFile() { if (m_pCfgFile == NULL) return true; return feof (m_pCfgFile) ? true : false; } const int CReadConfig::GetLines() { return m_ulLines; } const bool CReadConfig::ExistFile() { return (m_pCfgFile != NULL); } const string& CReadConfig::GetFileName() { return m_strCfgFileName; }