diff options
Diffstat (limited to 'crypto/kerberosIV/appl/kip/kipd.c')
-rw-r--r-- | crypto/kerberosIV/appl/kip/kipd.c | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/crypto/kerberosIV/appl/kip/kipd.c b/crypto/kerberosIV/appl/kip/kipd.c deleted file mode 100644 index 6d9d334093812..0000000000000 --- a/crypto/kerberosIV/appl/kip/kipd.c +++ /dev/null @@ -1,128 +0,0 @@ -/* - * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska Högskolan - * (Royal Institute of Technology, Stockholm, Sweden). - * 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. - * - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the Kungliga Tekniska - * Högskolan and its contributors. - * - * 4. Neither the name of the Institute nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE OR CONTRIBUTORS 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 "kip.h" - -RCSID("$Id: kipd.c,v 1.13 1997/05/18 20:38:01 assar Exp $"); - -static int -fatal (int fd, char *s) -{ - u_char err = 1; - - write (fd, &err, sizeof(err)); - write (fd, s, strlen(s)+1); - syslog(LOG_ERR, s); - return err; -} - -static int -recv_conn (int sock, des_cblock *key, des_key_schedule schedule, - struct sockaddr_in *retaddr) -{ - int status; - KTEXT_ST ticket; - AUTH_DAT auth; - char instance[INST_SZ + 1]; - struct sockaddr_in thisaddr, thataddr; - int addrlen; - char version[KRB_SENDAUTH_VLEN + 1]; - u_char ok = 0; - struct passwd *passwd; - - addrlen = sizeof(thisaddr); - if (getsockname (sock, (struct sockaddr *)&thisaddr, &addrlen) < 0 || - addrlen != sizeof(thisaddr)) { - return 1; - } - addrlen = sizeof(thataddr); - if (getpeername (sock, (struct sockaddr *)&thataddr, &addrlen) < 0 || - addrlen != sizeof(thataddr)) { - return 1; - } - - k_getsockinst (sock, instance, sizeof(instance)); - status = krb_recvauth (KOPT_DO_MUTUAL, sock, &ticket, "rcmd", instance, - &thataddr, &thisaddr, &auth, "", schedule, - version); - if (status != KSUCCESS || - strncmp(version, KIP_VERSION, KRB_SENDAUTH_VLEN) != 0) { - return 1; - } - passwd = k_getpwnam ("root"); - if (passwd == NULL) - return fatal (sock, "Cannot find root"); - if (kuserok(&auth, "root") != 0) - return fatal (sock, "Permission denied"); - if (write (sock, &ok, sizeof(ok)) != sizeof(ok)) - return 1; - - memcpy(key, &auth.session, sizeof(des_cblock)); - *retaddr = thataddr; - return 0; -} - -static int -doit(int sock) -{ - struct sockaddr_in thataddr; - des_key_schedule schedule; - des_cblock key; - int this; - - if (recv_conn (sock, &key, schedule, &thataddr)) - return 1; - this = tunnel_open (); - if (this < 0) - fatal (sock, "Cannot open " _PATH_DEV TUNDEV); - return copy_packets (this, sock, TUNMTU, &key, schedule); -} - -/* - * kipd - receive forwarded IP - */ - -int -main (int argc, char **argv) -{ - set_progname (argv[0]); - - openlog(__progname, LOG_PID|LOG_CONS, LOG_DAEMON); - signal (SIGCHLD, childhandler); - return doit(0); -} |