169 lines
4.7 KiB
C
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);
|
|
}
|