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37 lines
1.0 KiB
C
37 lines
1.0 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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/**
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@file eax_addheader.c
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EAX implementation, add meta-data, by Tom St Denis
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*/
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#include "tomcrypt.h"
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#ifdef LTC_EAX_MODE
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/**
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add header (metadata) to the stream
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@param eax The current EAX state
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@param header The header (meta-data) data you wish to add to the state
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@param length The length of the header data
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@return CRYPT_OK if successful
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*/
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int eax_addheader(eax_state *eax, const unsigned char *header,
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unsigned long length)
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{
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LTC_ARGCHK(eax != NULL);
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LTC_ARGCHK(header != NULL);
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return omac_process(&eax->headeromac, header, length);
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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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