00001 // BESScrub.cc 00002 00003 // This file is part of bes, A C++ back-end server implementation framework 00004 // for the OPeNDAP Data Access Protocol. 00005 00006 // Copyright (c) 2004,2005 University Corporation for Atmospheric Research 00007 // Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu> 00008 // 00009 // This library is free software; you can redistribute it and/or 00010 // modify it under the terms of the GNU Lesser General Public 00011 // License as published by the Free Software Foundation; either 00012 // version 2.1 of the License, or (at your option) any later version. 00013 // 00014 // This library is distributed in the hope that it will be useful, 00015 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00016 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00017 // Lesser General Public License for more details. 00018 // 00019 // You should have received a copy of the GNU Lesser General Public 00020 // License along with this library; if not, write to the Free Software 00021 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00022 // 00023 // You can contact University Corporation for Atmospheric Research at 00024 // 3080 Center Green Drive, Boulder, CO 80301 00025 00026 // (c) COPYRIGHT University Corporation for Atmospheric Research 2004-2005 00027 // Please read the full copyright statement in the file COPYRIGHT_UCAR. 00028 // 00029 // Authors: 00030 // pwest Patrick West <pwest@ucar.edu> 00031 // jgarcia Jose Garcia <jgarcia@ucar.edu> 00032 00033 #include "config.h" 00034 00035 #include "BESScrub.h" 00036 #include "BESRegex.h" 00037 00040 00049 bool 00050 BESScrub::command_line_arg_ok( const string &arg ) 00051 { 00052 if( arg.length() > 255 ) 00053 return false ; 00054 00055 return true ; 00056 } 00057 00063 bool 00064 BESScrub::size_ok(uint sz, uint nelem) 00065 { 00066 return (sz > 0 && nelem < UINT_MAX / sz); 00067 } 00068 00085 bool 00086 BESScrub::pathname_ok(const string &path, bool strict) 00087 { 00088 if (path.length() > 255) 00089 return false; 00090 00091 BESRegex name("[0-9A-z_./-]+"); 00092 if (!strict) 00093 name = "[:print:]+"; 00094 00095 string::size_type len = path.length() ; 00096 int ret = name.match( path.c_str(), len ) ; 00097 if( ret != len ) 00098 return false ; 00099 return true ; 00100 } 00101 00103