diff options
Diffstat (limited to 'crypto/openssh/cipher.c')
| -rw-r--r-- | crypto/openssh/cipher.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/crypto/openssh/cipher.c b/crypto/openssh/cipher.c index 638ca2d..02dae6f 100644 --- a/crypto/openssh/cipher.c +++ b/crypto/openssh/cipher.c @@ -1,4 +1,4 @@ -/* $OpenBSD: cipher.c,v 1.99 2014/06/24 01:13:21 djm Exp $ */ +/* $OpenBSD: cipher.c,v 1.100 2015/01/14 10:29:45 djm Exp $ */ /* * Author: Tatu Ylonen <ylo@cs.hut.fi> * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland @@ -512,6 +512,8 @@ cipher_get_keyiv_len(const struct sshcipher_ctx *cc) ivlen = 24; else if ((cc->cipher->flags & CFLAG_CHACHAPOLY) != 0) ivlen = 0; + else if ((cc->cipher->flags & CFLAG_AESCTR) != 0) + ivlen = sizeof(cc->ac_ctx.ctr); #ifdef WITH_OPENSSL else ivlen = EVP_CIPHER_CTX_iv_length(&cc->evp); @@ -532,6 +534,12 @@ cipher_get_keyiv(struct sshcipher_ctx *cc, u_char *iv, u_int len) return SSH_ERR_INVALID_ARGUMENT; return 0; } + if ((cc->cipher->flags & CFLAG_AESCTR) != 0) { + if (len != sizeof(cc->ac_ctx.ctr)) + return SSH_ERR_INVALID_ARGUMENT; + memcpy(iv, cc->ac_ctx.ctr, len); + return 0; + } if ((cc->cipher->flags & CFLAG_NONE) != 0) return 0; |
