bes
Updated for version 3.20.5
BESScrub.cc
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// BESScrub.cc
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// This file is part of bes, A C++ back-end server implementation framework
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// for the OPeNDAP Data Access Protocol.
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// Copyright (c) 2004-2009 University Corporation for Atmospheric Research
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// Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu>
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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//
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// You can contact University Corporation for Atmospheric Research at
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// 3080 Center Green Drive, Boulder, CO 80301
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// (c) COPYRIGHT University Corporation for Atmospheric Research 2004-2005
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// Please read the full copyright statement in the file COPYRIGHT_UCAR.
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//
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// Authors:
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// pwest Patrick West <pwest@ucar.edu>
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// jgarcia Jose Garcia <jgarcia@ucar.edu>
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#include "config.h"
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#include <limits.h>
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#include "BESScrub.h"
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#include "BESRegex.h"
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bool
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BESScrub::command_line_arg_ok
(
const
string
&arg )
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{
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if
( arg.length() > 255 )
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return
false
;
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return
true ;
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}
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bool
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BESScrub::size_ok
(
unsigned
int
sz,
unsigned
int
nelem)
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{
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return
(sz > 0 && nelem < UINT_MAX / sz);
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}
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bool
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BESScrub::pathname_ok
(
const
string
&path,
bool
strict)
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{
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if
(path.length() > 255)
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return
false
;
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BESRegex
name(
"[[:alpha:][:digit:]_./-]+"
);
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if
(!strict)
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name =
"[:print:]+"
;
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string::size_type len = path.length() ;
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int
ret = name.
match
( path.c_str(), len ) ;
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if
( ret != static_cast<int>(len) )
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return
false
;
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return
true ;
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}
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BESScrub::size_ok
static bool size_ok(unsigned int sz, unsigned int nelem)
sanitize the size of an array. Test for integer overflow when dynamically allocating an array.
Definition:
BESScrub.cc:66
BESScrub::pathname_ok
static bool pathname_ok(const string &path, bool strict)
Does the string name a potentailly valid pathname? Test the given pathname to verfiy that it is a val...
Definition:
BESScrub.cc:88
BESScrub::command_line_arg_ok
static bool command_line_arg_ok(const string &arg)
sanitize command line arguments
Definition:
BESScrub.cc:52
BESRegex
Definition:
BESRegex.h:41
BESRegex::match
int match(const char *s, int len, int pos=0)
Does the pattern match.
Definition:
BESRegex.cc:102
dispatch
BESScrub.cc
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