mirror of
https://github.com/wpilibsuite/allwpilib
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56 lines
1.0 KiB
C
56 lines
1.0 KiB
C
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/*
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sha1.hpp - header of
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============
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SHA-1 in C++
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============
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100% Public Domain.
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Original C Code
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-- Steve Reid <steve@edmweb.com>
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Small changes to fit into bglibs
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-- Bruce Guenter <bruce@untroubled.org>
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Translation to simpler C++ Code
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-- Volker Grabsch <vog@notjusthosting.com>
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Safety fixes
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-- Eugene Hopkinson <slowriot at voxelstorm dot com>
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*/
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#ifndef SHA1_HPP
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#define SHA1_HPP
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#include <cstdint>
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#include <string>
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#include "llvm/StringRef.h"
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namespace llvm {
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template <typename T> class SmallVectorImpl;
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}
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namespace wpi {
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class raw_istream;
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class SHA1
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{
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public:
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SHA1();
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void Update(llvm::StringRef s);
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void Update(raw_istream &is);
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std::string Final();
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llvm::StringRef Final(llvm::SmallVectorImpl<char>& buf);
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static std::string FromFile(llvm::StringRef filename);
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private:
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uint32_t digest[5];
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unsigned char buffer[64];
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size_t buf_size;
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uint64_t transforms;
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};
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} // namespace wpi
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#endif /* SHA1_HPP */
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