mirror of
https://github.com/PowerShell/Win32-OpenSSH.git
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115 lines
3.1 KiB
C
115 lines
3.1 KiB
C
/*
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* Copyright (c) 2002 Chris Adams. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "includes.h"
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#ifdef HAVE_OSF_SIA
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#include <sia.h>
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#include <siad.h>
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#include <pwd.h>
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#include <signal.h>
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#include <setjmp.h>
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#include <sys/resource.h>
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#include <unistd.h>
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#include <stdarg.h>
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#include <string.h>
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#include "ssh.h"
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#include "key.h"
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#include "hostfile.h"
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#include "auth.h"
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#include "auth-sia.h"
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#include "log.h"
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#include "servconf.h"
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#include "canohost.h"
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#include "uidswap.h"
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extern ServerOptions options;
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extern int saved_argc;
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extern char **saved_argv;
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int
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sys_auth_passwd(Authctxt *authctxt, const char *pass)
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{
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int ret;
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SIAENTITY *ent = NULL;
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const char *host;
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host = get_canonical_hostname(options.use_dns);
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if (!authctxt->user || pass == NULL || pass[0] == '\0')
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return (0);
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if (sia_ses_init(&ent, saved_argc, saved_argv, host, authctxt->user,
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NULL, 0, NULL) != SIASUCCESS)
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return (0);
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if ((ret = sia_ses_authent(NULL, pass, ent)) != SIASUCCESS) {
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error("Couldn't authenticate %s from %s",
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authctxt->user, host);
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if (ret & SIASTOP)
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sia_ses_release(&ent);
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return (0);
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}
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sia_ses_release(&ent);
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return (1);
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}
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void
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session_setup_sia(struct passwd *pw, char *tty)
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{
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SIAENTITY *ent = NULL;
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const char *host;
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host = get_canonical_hostname(options.use_dns);
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if (sia_ses_init(&ent, saved_argc, saved_argv, host, pw->pw_name,
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tty, 0, NULL) != SIASUCCESS)
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fatal("sia_ses_init failed");
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if (sia_make_entity_pwd(pw, ent) != SIASUCCESS) {
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sia_ses_release(&ent);
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fatal("sia_make_entity_pwd failed");
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}
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ent->authtype = SIA_A_NONE;
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if (sia_ses_estab(sia_collect_trm, ent) != SIASUCCESS)
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fatal("Couldn't establish session for %s from %s",
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pw->pw_name, host);
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if (sia_ses_launch(sia_collect_trm, ent) != SIASUCCESS)
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fatal("Couldn't launch session for %s from %s",
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pw->pw_name, host);
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sia_ses_release(&ent);
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setuid(0);
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permanently_set_uid(pw);
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}
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#endif /* HAVE_OSF_SIA */
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