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33 lines
724 B
C++
33 lines
724 B
C++
#ifndef MD5_NATIVE_HH
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#define MD5_NATIVE_HH
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#include <qpdf/qpdf-config.h>
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#include <cstdint>
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#include <cstring>
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class MD5_native
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{
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public:
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typedef unsigned char Digest[16];
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MD5_native();
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void init();
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void update(unsigned char *, size_t);
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void finalize();
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void digest(Digest);
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private:
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static void transform(uint32_t[4], unsigned char[64]);
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static void encode(unsigned char *, uint32_t *, size_t);
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static void decode(uint32_t *, unsigned char *, size_t);
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uint32_t state[4]; // state (ABCD)
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uint32_t count[2]; // number of bits, modulo 2^64 (lsb first)
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unsigned char buffer[64]; // input buffer
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bool finalized;
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Digest digest_val;
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};
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#endif // MD5_NATIVE_HH
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