- (tim) [regress/sftp-cmds.sh] s/cd/lcd/ in lls test. Reported by

[openssh.git] / kexgexs.c

diff --git a/kexgexs.c b/kexgexs.c
index 2bd7ee948424eaaf383c06851d7af1c6b45b0ca0..a037f57f2814e2cc783239e42cea0aca1a114b58 100644 (file)
--- a/kexgexs.c
+++ b/kexgexs.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: kexgexs.c,v 1.6 2006/07/26 02:35:17 stevesk Exp $ */
+/* $OpenBSD: kexgexs.c,v 1.10 2006/11/06 21:25:28 markus Exp $ */
 /*
  * Copyright (c) 2000 Niels Provos.  All rights reserved.
  * Copyright (c) 2001 Markus Friedl.  All rights reserved.
@@ -28,16 +28,24 @@
 
 #include <sys/param.h>
 
+#include <stdarg.h>
+#include <stdio.h>
 #include <string.h>
+#include <signal.h>
 
 #include "xmalloc.h"
+#include "buffer.h"
 #include "key.h"
+#include "cipher.h"
 #include "kex.h"
 #include "log.h"
 #include "packet.h"
 #include "dh.h"
 #include "ssh2.h"
 #include "compat.h"
+#ifdef GSSAPI
+#include "ssh-gss.h"
+#endif
 #include "monitor_wrap.h"
 
 void
@@ -47,8 +55,8 @@ 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, hashlen;
-       int min = -1, max = -1, nbits = -1, type;
+       u_int sbloblen, klen, slen, hashlen;
+       int min = -1, max = -1, nbits = -1, type, kout;
 
        if (kex->load_host_key == NULL)
                fatal("Cannot load hostkey");
@@ -126,13 +134,15 @@ kexgex_server(Kex *kex)
 
        klen = DH_size(dh);
        kbuf = xmalloc(klen);
-       kout = DH_compute_key(kbuf, dh_client_pub, dh);
+       if ((kout = DH_compute_key(kbuf, dh_client_pub, dh)) < 0)
+               fatal("DH_compute_key: failed");
 #ifdef DEBUG_KEXDH
        dump_digest("shared secret", kbuf, kout);
 #endif
        if ((shared_secret = BN_new()) == NULL)
                fatal("kexgex_server: BN_new failed");
-       BN_bin2bn(kbuf, kout, shared_secret);
+       if (BN_bin2bn(kbuf, kout, shared_secret) == NULL)
+               fatal("kexgex_server: BN_bin2bn failed");
        memset(kbuf, 0, klen);
        xfree(kbuf);