Mercurial > dropbear
view libtomcrypt/src/modes/lrw/lrw_getiv.c @ 1847:9d8af2da9b60
github action workaround macos ranlib
author | Matt Johnston <matt@ucc.asn.au> |
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date | Mon, 18 Oct 2021 23:45:09 +0800 |
parents | 6dba84798cd5 |
children |
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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 lrw_getiv.c LRW_MODE implementation, Retrieve the current IV, Tom St Denis */ #ifdef LTC_LRW_MODE /** Get the IV for LRW @param IV [out] The IV, must be 16 octets @param len Length ... must be at least 16 :-) @param lrw The LRW state to read @return CRYPT_OK if successful */ int lrw_getiv(unsigned char *IV, unsigned long *len, symmetric_LRW *lrw) { LTC_ARGCHK(IV != NULL); LTC_ARGCHK(len != NULL); LTC_ARGCHK(lrw != NULL); if (*len < 16) { *len = 16; return CRYPT_BUFFER_OVERFLOW; } XMEMCPY(IV, lrw->IV, 16); *len = 16; return CRYPT_OK; } #endif /* ref: $Format:%D$ */ /* git commit: $Format:%H$ */ /* commit time: $Format:%ai$ */