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| author | des <des@FreeBSD.org> | 2006-03-22 19:46:12 +0000 |
|---|---|---|
| committer | des <des@FreeBSD.org> | 2006-03-22 19:46:12 +0000 |
| commit | 448503722a8c8934d8520302b7551e95de730b06 (patch) | |
| tree | 42b3633dec62ddc0b702c6e83df5d64683b1c6c3 /crypto/openssh/kexgexs.c | |
| parent | 755a16fa864cacbbd9fbefc822011b6741351d8d (diff) | |
| download | FreeBSD-src-448503722a8c8934d8520302b7551e95de730b06.zip FreeBSD-src-448503722a8c8934d8520302b7551e95de730b06.tar.gz | |
Vendor import of OpenSSH 4.3p1.
Diffstat (limited to 'crypto/openssh/kexgexs.c')
| -rw-r--r-- | crypto/openssh/kexgexs.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/crypto/openssh/kexgexs.c b/crypto/openssh/kexgexs.c index baebfcf..c48b27a 100644 --- a/crypto/openssh/kexgexs.c +++ b/crypto/openssh/kexgexs.c @@ -24,7 +24,7 @@ */ #include "includes.h" -RCSID("$OpenBSD: kexgexs.c,v 1.1 2003/02/16 17:09:57 markus Exp $"); +RCSID("$OpenBSD: kexgexs.c,v 1.2 2005/11/04 05:15:59 djm Exp $"); #include "xmalloc.h" #include "key.h" @@ -43,7 +43,7 @@ kexgex_server(Kex *kex) Key *server_host_key; DH *dh; u_char *kbuf, *hash, *signature = NULL, *server_host_key_blob = NULL; - u_int sbloblen, klen, kout, slen; + u_int sbloblen, klen, kout, slen, hashlen; int min = -1, max = -1, nbits = -1, type; if (kex->load_host_key == NULL) @@ -137,8 +137,9 @@ kexgex_server(Kex *kex) if (type == SSH2_MSG_KEX_DH_GEX_REQUEST_OLD) min = max = -1; - /* calc H */ /* XXX depends on 'kex' */ - hash = kexgex_hash( + /* calc H */ + kexgex_hash( + kex->evp_md, kex->client_version_string, kex->server_version_string, buffer_ptr(&kex->peer), buffer_len(&kex->peer), @@ -148,21 +149,20 @@ kexgex_server(Kex *kex) dh->p, dh->g, dh_client_pub, dh->pub_key, - shared_secret + shared_secret, + &hash, &hashlen ); BN_clear_free(dh_client_pub); /* save session id := H */ - /* XXX hashlen depends on KEX */ if (kex->session_id == NULL) { - kex->session_id_len = 20; + kex->session_id_len = hashlen; kex->session_id = xmalloc(kex->session_id_len); memcpy(kex->session_id, hash, kex->session_id_len); } /* sign H */ - /* XXX hashlen depends on KEX */ - PRIVSEP(key_sign(server_host_key, &signature, &slen, hash, 20)); + PRIVSEP(key_sign(server_host_key, &signature, &slen, hash, hashlen)); /* destroy_sensitive_data(); */ @@ -179,7 +179,7 @@ kexgex_server(Kex *kex) /* have keys, free DH */ DH_free(dh); - kex_derive_keys(kex, hash, shared_secret); + kex_derive_keys(kex, hash, hashlen, shared_secret); BN_clear_free(shared_secret); kex_finish(kex); |
