4b6d3e99e6
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@1748 ec53bebd-3082-4978-b11e-865c3cabbd6b
162 lines
4.3 KiB
C
162 lines
4.3 KiB
C
/*
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* Copyright (c) 1995, 1996, 1997 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* 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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*
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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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*
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the Kungliga Tekniska
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* Högskolan and its contributors.
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*
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* 4. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/* $Id$ */
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif /* HAVE_CONFIG_H */
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#include <stdio.h>
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#include <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#include <signal.h>
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#include <errno.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#ifdef HAVE_PWD_H
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#include <pwd.h>
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#endif
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#ifdef HAVE_GRP_H
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#include <grp.h>
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#endif
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#ifdef HAVE_SYSLOG_H
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#include <syslog.h>
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#endif
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef TIME_WITH_SYS_TIME
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#include <sys/time.h>
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#include <time.h>
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#elif defined(HAVE_SYS_TIME_H)
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#include <sys/time.h>
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#else
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#include <time.h>
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#endif
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#ifdef HAVE_SYS_RESOURCE_H
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#include <sys/resource.h>
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#endif
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#ifdef HAVE_SYS_SELECT_H
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#include <sys/select.h>
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#endif
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#ifdef HAVE_SYS_WAIT_H
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#include <sys/wait.h>
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#endif
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#ifdef HAVE_SYS_STAT_H
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#include <sys/stat.h>
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#endif
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#ifdef HAVE_SYS_SOCKET_H
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#include <sys/socket.h>
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#endif
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#ifdef HAVE_NETINET_IN_H
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#include <netinet/in.h>
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#endif
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#ifdef HAVE_NETINET_TCP_H
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#include <netinet/tcp.h>
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#endif
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#ifdef HAVE_ARPA_INET_H
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#include <arpa/inet.h>
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#endif
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#ifdef HAVE_NETDB_H
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#include <netdb.h>
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#endif
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#ifdef HAVE_SYS_UN_H
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#include <sys/un.h>
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#endif
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#include <X11/X.h>
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#include <X11/Xlib.h>
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#include <X11/Xauth.h>
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#ifdef SOCKS
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#include <socks.h>
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#endif
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#include <krb.h>
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#include <err.h>
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#include <roken.h>
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int copy_encrypted (int fd1, int fd2, des_cblock *iv,
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des_key_schedule schedule);
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extern char x_socket[];
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extern u_int32_t display_num;
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extern char display[];
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extern int display_size;
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extern char xauthfile[];
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extern int xauthfile_size;
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extern u_char cookie[];
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extern size_t cookie_len;
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int get_xsockets (int *unix_socket, int *tcp_socket);
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int connect_local_xsocket (unsigned dnr);
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int create_and_write_cookie (char *xauthfile,
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u_char *cookie,
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size_t sz);
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int verify_and_remove_cookies (int fd, int sock);
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int replace_cookie(int xserver, int fd, char *filename);
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int suspicious_address (int sock, struct sockaddr_in addr);
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int
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write_encrypted (int fd, void *buf, size_t len, des_key_schedule schedule,
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des_cblock *session, struct sockaddr_in *me,
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struct sockaddr_in *him);
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int
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read_encrypted (int fd, void *buf, size_t len, void **ret,
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des_key_schedule schedule, des_cblock *session,
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struct sockaddr_in *him, struct sockaddr_in *me);
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#define KX_PORT 2111
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#define KX_OLD_VERSION "KXSERV.1"
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#define KX_VERSION "KXSERV.2"
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#define COOKIE_TYPE "MIT-MAGIC-COOKIE-1"
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enum { INIT = 0, ACK = 1, NEW_CONN = 2, ERROR = 3 };
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enum kx_flags { PASSIVE = 1, KEEP_ALIVE = 2 };
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typedef enum kx_flags kx_flags;
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