Import of OpenSSH 3.2.2p1

[gssapi-openssh.git] / openssh / auth-sia.c

diff --git a/openssh/auth-sia.c b/openssh/auth-sia.c
index 8585f5d6b6fb4ba541eda0a9d0f4d7a24326ea78..58b17c16f3f6142be71b632697456c06432b68fb 100644 (file)
--- a/openssh/auth-sia.c
+++ b/openssh/auth-sia.c
@@ -1,7 +1,32 @@
+/*
+ * Copyright (c) 2002 Chris Adams.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
 #include "includes.h"
 
 #ifdef HAVE_OSF_SIA
 #include "ssh.h"
+#include "auth.h"
 #include "auth-sia.h"
 #include "log.h"
 #include "servconf.h"
@@ -23,15 +48,16 @@ extern char **saved_argv;
 extern int errno;
 
 int
-auth_sia_password(char *user, char *pass)
+auth_sia_password(Authctxt *authctxt, char *pass)
 {
        int ret;
        SIAENTITY *ent = NULL;
        const char *host;
+       char *user = authctxt->user;
 
        host = get_canonical_hostname(options.verify_reverse_mapping);
 
-       if (!user || !pass)
+       if (!user || !pass || pass[0] == '\0')
                return(0);
 
        if (sia_ses_init(&ent, saved_argc, saved_argv, host, user, NULL, 0,
@@ -39,7 +65,7 @@ auth_sia_password(char *user, char *pass)
                return(0);
 
        if ((ret = sia_ses_authent(NULL, pass, ent)) != SIASUCCESS) {
-               error("couldn't authenticate %s from %s", user, host);
+               error("Couldn't authenticate %s from %s", user, host);
                if (ret & SIASTOP)
                        sia_ses_release(&ent);
                return(0);
@@ -53,7 +79,6 @@ auth_sia_password(char *user, char *pass)
 void
 session_setup_sia(char *user, char *tty)
 {
-       int ret;
        struct passwd *pw;
        SIAENTITY *ent = NULL;
        const char *host;
@@ -62,46 +87,38 @@ session_setup_sia(char *user, char *tty)
 
        if (sia_ses_init(&ent, saved_argc, saved_argv, host, user, tty, 0,
            NULL) != SIASUCCESS) {
-               error("sia_ses_init failed");
-               exit(1);
+               fatal("sia_ses_init failed");
        }
 
        if ((pw = getpwnam(user)) == NULL) {
                sia_ses_release(&ent);
-               error("getpwnam(%s) failed: %s", user, strerror(errno));
-               exit(1);
+               fatal("getpwnam: no user: %s", user);
        }
        if (sia_make_entity_pwd(pw, ent) != SIASUCCESS) {
                sia_ses_release(&ent);
-               error("sia_make_entity_pwd failed");
-               exit(1);
+               fatal("sia_make_entity_pwd failed");
        }
 
        ent->authtype = SIA_A_NONE;
        if (sia_ses_estab(sia_collect_trm, ent) != SIASUCCESS) {
-               error("couldn't establish session for %s from %s", user,
+               fatal("Couldn't establish session for %s from %s", user,
                    host);
-               exit(1);
        }
 
        if (setpriority(PRIO_PROCESS, 0, 0) == -1) {
                sia_ses_release(&ent);
-               error("setpriority failed: %s", strerror (errno));
-               exit(1);
+               fatal("setpriority: %s", strerror (errno));
        }
 
        if (sia_ses_launch(sia_collect_trm, ent) != SIASUCCESS) {
-               error("couldn't launch session for %s from %s", user, host);
-               exit(1);
+               fatal("Couldn't launch session for %s from %s", user, host);
        }
        
        sia_ses_release(&ent);
 
        if (setreuid(geteuid(), geteuid()) < 0) {
-               error("setreuid failed: %s", strerror (errno));
-               exit(1);
+               fatal("setreuid: %s", strerror(errno));
        }
 }
 
 #endif /* HAVE_OSF_SIA */
-