Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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//========= Copyright <EFBFBD> 1996-2005, Valve Corporation, All rights reserved. ============//
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//
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// Purpose: Generic MD5 hashing algo
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//
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//=============================================================================//
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#ifndef CHECKSUM_MD5_H
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#define CHECKSUM_MD5_H
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#ifdef _WIN32
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#pragma once
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#endif
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// 16 bytes == 128 bit digest
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#define MD5_DIGEST_LENGTH 16
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// MD5 Hash
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typedef struct
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{
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unsigned int buf[4];
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unsigned int bits[2];
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unsigned char in[64];
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} MD5Context_t;
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void MD5Init( MD5Context_t *context );
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void MD5Update( MD5Context_t *context, unsigned char const *buf, unsigned int len );
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void MD5Final( unsigned char digest[ MD5_DIGEST_LENGTH ], MD5Context_t *context );
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char *MD5_Print(unsigned char *digest, int hashlen );
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unsigned int MD5_PseudoRandom(unsigned int nSeed);
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#endif // CHECKSUM_MD5_H
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