freebsd-dev/crypto/heimdal/appl/test/tcp_server.c
2000-01-09 20:58:00 +00:00

169 lines
4.7 KiB
C

/*
* Copyright (c) 1997 - 1999 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. 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 "test_locl.h"
RCSID("$Id: tcp_server.c,v 1.16 1999/12/16 10:31:08 assar Exp $");
krb5_context context;
static int
proto (int sock, const char *service)
{
krb5_auth_context auth_context;
krb5_error_code status;
krb5_principal server;
krb5_ticket *ticket;
char *name;
char hostname[MAXHOSTNAMELEN];
krb5_data packet;
krb5_data data;
u_int32_t len, net_len;
ssize_t n;
status = krb5_auth_con_init (context, &auth_context);
if (status)
krb5_err (context, 1, status, "krb5_auth_con_init");
status = krb5_auth_con_setaddrs_from_fd (context,
auth_context,
&sock);
if (status)
krb5_err (context, 1, status, "krb5_auth_con_setaddrs_from_fd");
if(gethostname (hostname, sizeof(hostname)) < 0)
krb5_err (context, 1, errno, "gethostname");
status = krb5_sname_to_principal (context,
hostname,
service,
KRB5_NT_SRV_HST,
&server);
if (status)
krb5_err (context, 1, status, "krb5_sname_to_principal");
status = krb5_recvauth (context,
&auth_context,
&sock,
VERSION,
server,
0,
NULL,
&ticket);
if (status)
krb5_err (context, 1, status, "krb5_recvauth");
status = krb5_unparse_name (context,
ticket->client,
&name);
if (status)
krb5_err (context, 1, status, "krb5_unparse_name");
fprintf (stderr, "User is `%s'\n", name);
free (name);
krb5_data_zero (&data);
krb5_data_zero (&packet);
n = krb5_net_read (context, &sock, &net_len, 4);
if (n == 0)
krb5_errx (context, 1, "EOF in krb5_net_read");
if (n < 0)
krb5_err (context, 1, errno, "krb5_net_read");
len = ntohl(net_len);
krb5_data_alloc (&packet, len);
n = krb5_net_read (context, &sock, packet.data, len);
if (n == 0)
krb5_errx (context, 1, "EOF in krb5_net_read");
if (n < 0)
krb5_err (context, 1, errno, "krb5_net_read");
status = krb5_rd_safe (context,
auth_context,
&packet,
&data,
NULL);
if (status)
krb5_err (context, 1, status, "krb5_rd_safe");
fprintf (stderr, "safe packet: %.*s\n", (int)data.length,
(char *)data.data);
n = krb5_net_read (context, &sock, &net_len, 4);
if (n == 0)
krb5_errx (context, 1, "EOF in krb5_net_read");
if (n < 0)
krb5_err (context, 1, errno, "krb5_net_read");
len = ntohl(net_len);
krb5_data_alloc (&packet, len);
n = krb5_net_read (context, &sock, packet.data, len);
if (n == 0)
krb5_errx (context, 1, "EOF in krb5_net_read");
if (n < 0)
krb5_err (context, 1, errno, "krb5_net_read");
status = krb5_rd_priv (context,
auth_context,
&packet,
&data,
NULL);
if (status)
krb5_err (context, 1, status, "krb5_rd_priv");
fprintf (stderr, "priv packet: %.*s\n", (int)data.length,
(char *)data.data);
return 0;
}
static int
doit (int port, const char *service)
{
mini_inetd (port);
return proto (STDIN_FILENO, service);
}
int
main(int argc, char **argv)
{
int port = server_setup(&context, argc, argv);
return doit (port, service);
}