Mercurial > dropbear
view libtomcrypt/src/modes/ofb/ofb_getiv.c @ 1772:0cc85b4a4abb
Move fuzzer-kex initialisation into a constructor function
Hopefully this can avoid hitting AFL timeouts
https://github.com/google/oss-fuzz/pull/2474
author | Matt Johnston <matt@ucc.asn.au> |
---|---|
date | Thu, 29 Oct 2020 23:00:52 +0800 |
parents | 6dba84798cd5 |
children |
line wrap: on
line source
/* 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 ofb_getiv.c OFB implementation, get IV, Tom St Denis */ #ifdef LTC_OFB_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 ofb The OFB state @return CRYPT_OK if successful */ int ofb_getiv(unsigned char *IV, unsigned long *len, symmetric_OFB *ofb) { LTC_ARGCHK(IV != NULL); LTC_ARGCHK(len != NULL); LTC_ARGCHK(ofb != NULL); if ((unsigned long)ofb->blocklen > *len) { *len = ofb->blocklen; return CRYPT_BUFFER_OVERFLOW; } XMEMCPY(IV, ofb->IV, ofb->blocklen); *len = ofb->blocklen; return CRYPT_OK; } #endif /* ref: $Format:%D$ */ /* git commit: $Format:%H$ */ /* commit time: $Format:%ai$ */