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