+
−/* LibTomCrypt, modular cryptographic library -- Tom St Denis
+
− *
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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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− * The library is free for all purposes without any express
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− * guarantee it works.
+
− */
+
−#include "tomcrypt.h"
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−
+
−/**
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−   @file cbc_setiv.c
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−   CBC implementation, set IV, Tom St Denis
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−*/
+
−
+
−
+
−#ifdef LTC_CBC_MODE
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−
+
−/**
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−   Set an initialization vector
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−   @param IV   The initialization vector
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−   @param len  The length of the vector (in octets)
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−   @param cbc  The CBC state
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−   @return CRYPT_OK if successful
+
−*/
+
−int cbc_setiv(const unsigned char *IV, unsigned long len, symmetric_CBC *cbc)
+
−{
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−   LTC_ARGCHK(IV  != NULL);
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−   LTC_ARGCHK(cbc != NULL);
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−   if (len != (unsigned long)cbc->blocklen) {
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−      return CRYPT_INVALID_ARG;
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−   }
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−   XMEMCPY(cbc->IV, IV, len);
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−   return CRYPT_OK;
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−}
+
−
+
−#endif
+
−
+
−
+
−/* ref:         $Format:%D$ */
+
−/* git commit:  $Format:%H$ */
+
−/* commit time: $Format:%ai$ */