50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
#pragma once
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#include "nt.hpp"
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#include <cstdint>
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namespace utilities::hook
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{
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class signature final
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{
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public:
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using signature_result = std::vector<uint8_t*>;
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explicit signature(const std::string& pattern, const nt::library& library = {})
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: signature(pattern, library.get_ptr(), library.get_optional_header()->SizeOfImage)
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{
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}
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signature(const std::string& pattern, void* start, void* end)
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: signature(pattern, start, size_t(end) - size_t(start))
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{
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}
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signature(const std::string& pattern, void* start, const size_t length)
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: start_(static_cast<uint8_t*>(start)), length_(length)
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{
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this->load_pattern(pattern);
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}
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signature_result process() const;
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private:
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std::string mask_;
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std::basic_string<uint8_t> pattern_;
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uint8_t* start_;
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size_t length_;
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void load_pattern(const std::string& pattern);
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signature_result process_parallel() const;
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signature_result process_serial() const;
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signature_result process_range(uint8_t* start, size_t length) const;
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signature_result process_range_linear(uint8_t* start, size_t length) const;
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signature_result process_range_vectorized(uint8_t* start, size_t length) const;
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bool has_sse_support() const;
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};
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}
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utilities::hook::signature::signature_result operator"" _sig(const char* str, size_t len);
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