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https://github.com/openappsec/openappsec.git
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69 lines
1.9 KiB
C++
Executable File
69 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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#ifndef __I_PM_SCAN_H__
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#define __I_PM_SCAN_H__
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#include <sys/types.h>
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#include <set>
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#include <iostream>
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#include <functional>
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#include <unordered_set>
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#include "buffer.h"
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#include "maybe_res.h"
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class PMPattern
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{
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public:
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PMPattern() {}
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PMPattern(const std::string &pat, bool start, bool end, uint index = 0)
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:
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pattern(pat),
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match_start(start),
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match_end(end),
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index(index)
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{}
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bool operator<(const PMPattern &other) const;
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bool operator==(const PMPattern &other) const;
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bool isStartMatch() const { return match_start; }
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bool isEndMatch() const { return match_end; }
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const unsigned char * data() const { return reinterpret_cast<const unsigned char *>(pattern.data()); }
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size_t size() const { return pattern.size(); }
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bool empty() const { return pattern.empty(); }
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uint getIndex() const { return index; }
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private:
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std::string pattern;
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bool match_start = false;
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bool match_end = false;
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uint index;
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};
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class I_PMScan
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{
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public:
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using CBFunction = std::function<void(uint, const PMPattern &)>;
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virtual std::set<PMPattern> scanBuf(const Buffer &buf) const = 0;
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virtual std::set<std::pair<uint, uint>> scanBufWithOffset(const Buffer &buf) const = 0;
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virtual void scanBufWithOffsetLambda(const Buffer &buf, CBFunction cb) const = 0;
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protected:
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~I_PMScan() {}
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};
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#endif // __I_PM_SCAN_H__
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