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Import code from previous AssetBuilder version

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Jan
2019-09-24 10:45:09 +02:00
parent 5609557516
commit 0d8432d4f7
919 changed files with 154412 additions and 26 deletions
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44
thirdparty/libtomcrypt/modes/ctr/ctr_getiv.c vendored Normal file
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/* LibTomCrypt, modular cryptographic library -- Tom St Denis
*
* LibTomCrypt is a library that provides various cryptographic
* algorithms in a highly modular and flexible manner.
*
* The library is free for all purposes without any express
* guarantee it works.
*/
#include "tomcrypt.h"
/**
@file ctr_getiv.c
CTR implementation, get IV, Tom St Denis
*/
#ifdef LTC_CTR_MODE
/**
Get the current initialization vector
@param IV [out] The destination of the initialization vector
@param len [in/out] The max size and resulting size of the initialization vector
@param ctr The CTR state
@return CRYPT_OK if successful
*/
int ctr_getiv(unsigned char *IV, unsigned long *len, symmetric_CTR *ctr)
{
LTC_ARGCHK(IV != NULL);
LTC_ARGCHK(len != NULL);
LTC_ARGCHK(ctr != NULL);
if ((unsigned long)ctr->blocklen > *len) {
*len = ctr->blocklen;
return CRYPT_BUFFER_OVERFLOW;
}
XMEMCPY(IV, ctr->ctr, ctr->blocklen);
*len = ctr->blocklen;
return CRYPT_OK;
}
#endif
/* ref: HEAD -> master, tag: v1.18.2 */
/* git commit: 7e7eb695d581782f04b24dc444cbfde86af59853 */
/* commit time: 2018-07-01 22:49:01 +0200 */