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45 lines
961 B
C
45 lines
961 B
C
/*
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* BIRD -- MD5 Hash Function and HMAC-MD5 Function
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*
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* (c) 2015 CZ.NIC z.s.p.o.
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*
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* Adapted for BIRD by Martin Mares <mj@atrey.karlin.mff.cuni.cz>
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*
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* Can be freely distributed and used under the terms of the GNU GPL.
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*/
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#ifndef _BIRD_MD5_H_
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#define _BIRD_MD5_H_
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#define MD5_SIZE 16
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#define MD5_HEX_SIZE 33
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#define MD5_BLOCK_SIZE 64
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typedef struct
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{
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u32 buf[4];
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u32 bits[2];
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unsigned char in[64];
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} md5_context;
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void md5_init(md5_context *context);
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void md5_update(md5_context *context, unsigned char const *buf, unsigned len);
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byte *md5_final(md5_context *context);
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void md5_transform(u32 buf[4], u32 const in[16]);
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/**
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* HMAC-MD5
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*/
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typedef struct
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{
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md5_context ictx;
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md5_context octx;
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} md5_hmac_context;
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void md5_hmac_init(md5_hmac_context *ctx, const byte *key, size_t keylen);
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void md5_hmac_update(md5_hmac_context *ctx, const byte *buf, size_t buflen);
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byte *md5_hmac_final(md5_hmac_context *ctx);
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#endif /* _BIRD_MD5_H_ */
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