2022-10-26 19:33:19 +03:00

54 lines
1.9 KiB
C++
Executable File

// Copyright (C) 2022 Check Point Software Technologies Ltd. All rights reserved.
// Licensed under the Apache License, Version 2.0 (the "License");
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// #define WAF2_LOGGING_ENABLE
#include "PatternMatcher.h"
#include "Waf2Regex.h"
#include <string>
#include <boost/algorithm/string.hpp>
#include <fnmatch.h>
#include "debug.h"
USE_DEBUG_FLAG(D_WAAP);
// PatternMatcherWildcard implementation
PatternMatcherWildcard::PatternMatcherWildcard(const std::string &pattern)
:m_pattern(pattern) {
dbgTrace(D_WAAP) << "Compiled pattern: '" << m_pattern.c_str() << "'\n";
}
bool PatternMatcherWildcard::match(const std::string &value) const {
// Use unix filename (glob) string pattern matcher.
// The Unix fnmatch() function only returns 0 in case of a succesful match.
// In case no-match it returns FNM_NOMATCH constant.
// In case of error it returns other non-zero return values.
// However, in our usage here error is considered a "no-match".
return ::fnmatch(m_pattern.c_str(), value.c_str(), 0) == 0;
}
// PatternMatcherRegex implementation
PatternMatcherRegex::PatternMatcherRegex(const std::string &pattern)
:m_pattern(pattern), m_regexError(false), m_regex(pattern, m_regexError, "patternMatcherRegex_" + pattern) {
if (m_regexError) {
dbgWarning(D_WAAP) << "Failed compiling regex pattern: '" << m_pattern.c_str() << "'\n";
}
}
bool PatternMatcherRegex::match(const std::string &value) const {
if (m_regexError) {
return false;
}
return m_regex.hasMatch(value);
}