diff options
Diffstat (limited to 'kex.c')
| -rw-r--r-- | kex.c | 17 |
1 files changed, 6 insertions, 11 deletions
@@ -23,7 +23,7 @@ */ #include "includes.h" -RCSID("$OpenBSD: kex.c,v 1.20 2001/02/08 19:30:51 itojun Exp $"); +RCSID("$OpenBSD: kex.c,v 1.21 2001/02/11 12:59:24 markus Exp $"); #include <openssl/crypto.h> #include <openssl/bio.h> @@ -41,6 +41,7 @@ RCSID("$OpenBSD: kex.c,v 1.20 2001/02/08 19:30:51 itojun Exp $"); #include "kex.h" #include "key.h" #include "log.h" +#include "mac.h" #define KEX_COOKIE_LEN 16 @@ -412,18 +413,12 @@ choose_mac(Mac *mac, char *client, char *server) char *name = get_match(client, server); if (name == NULL) fatal("no matching mac found: client %s server %s", client, server); - if (strcmp(name, "hmac-md5") == 0) { - mac->md = EVP_md5(); - } else if (strcmp(name, "hmac-sha1") == 0) { - mac->md = EVP_sha1(); - } else if (strcmp(name, "hmac-ripemd160@openssh.com") == 0) { - mac->md = EVP_ripemd160(); - } else { + if (mac_init(mac, name) < 0) fatal("unsupported mac %s", name); - } + /* truncate the key */ + if (datafellows & SSH_BUG_HMAC) + mac->key_len = 16; mac->name = name; - mac->mac_len = mac->md->md_size; - mac->key_len = (datafellows & SSH_BUG_HMAC) ? 16 : mac->mac_len; mac->key = NULL; mac->enabled = 0; } |