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42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
/* LibTomCrypt, modular cryptographic library -- Tom St Denis
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*
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* LibTomCrypt is a library that provides various cryptographic
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* algorithms in a highly modular and flexible manner.
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*
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* The library is free for all purposes without any express
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* guarantee it works.
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*/
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#include "tomcrypt.h"
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/**
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@file hmac_process.c
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HMAC support, process data, Tom St Denis/Dobes Vandermeer
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*/
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#ifdef LTC_HMAC
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/**
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Process data through HMAC
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@param hmac The hmac state
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@param in The data to send through HMAC
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@param inlen The length of the data to HMAC (octets)
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@return CRYPT_OK if successful
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*/
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int hmac_process(hmac_state *hmac, const unsigned char *in, unsigned long inlen)
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{
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int err;
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LTC_ARGCHK(hmac != NULL);
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LTC_ARGCHK(in != NULL);
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if ((err = hash_is_valid(hmac->hash)) != CRYPT_OK) {
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return err;
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}
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return hash_descriptor[hmac->hash].process(&hmac->md, in, inlen);
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}
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#endif
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/* ref: HEAD -> master, tag: v1.18.2 */
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/* git commit: 7e7eb695d581782f04b24dc444cbfde86af59853 */
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/* commit time: 2018-07-01 22:49:01 +0200 */
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