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/*
* Copyright (c) 1997 - 2000 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: uu_client.c 14719 2005-04-03 19:53:32Z lha $");
krb5_context context;
static int
proto (int sock, const char *hostname, const char *service)
{
struct sockaddr_in remote, local;
socklen_t addrlen;
krb5_address remote_addr, local_addr;
krb5_context context;
krb5_ccache ccache;
krb5_auth_context auth_context;
krb5_error_code status;
krb5_principal client;
krb5_data data;
krb5_data packet;
krb5_creds mcred, cred;
krb5_ticket *ticket;
addrlen = sizeof(local);
if (getsockname (sock, (struct sockaddr *)&local, &addrlen) < 0
|| addrlen != sizeof(local))
err (1, "getsockname(%s)", hostname);
addrlen = sizeof(remote);
if (getpeername (sock, (struct sockaddr *)&remote, &addrlen) < 0
|| addrlen != sizeof(remote))
err (1, "getpeername(%s)", hostname);
status = krb5_init_context(&context);
if (status)
errx(1, "krb5_init_context failed: %d", status);
status = krb5_cc_default (context, &ccache);
if (status)
krb5_err(context, 1, status, "krb5_cc_default");
status = krb5_auth_con_init (context, &auth_context);
if (status)
krb5_err(context, 1, status, "krb5_auth_con_init");
local_addr.addr_type = AF_INET;
local_addr.address.length = sizeof(local.sin_addr);
local_addr.address.data = &local.sin_addr;
remote_addr.addr_type = AF_INET;
remote_addr.address.length = sizeof(remote.sin_addr);
remote_addr.address.data = &remote.sin_addr;
status = krb5_auth_con_setaddrs (context,
auth_context,
&local_addr,
&remote_addr);
if (status)
krb5_err(context, 1, status, "krb5_auth_con_setaddr");
krb5_cc_clear_mcred(&mcred);
status = krb5_cc_get_principal(context, ccache, &client);
if(status)
krb5_err(context, 1, status, "krb5_cc_get_principal");
status = krb5_make_principal(context, &mcred.server,
*krb5_princ_realm(context, client),
"krbtgt",
*krb5_princ_realm(context, client),
NULL);
if(status)
krb5_err(context, 1, status, "krb5_make_principal");
mcred.client = client;
status = krb5_cc_retrieve_cred(context, ccache, 0, &mcred, &cred);
if(status)
krb5_err(context, 1, status, "krb5_cc_retrieve_cred");
{
char *client_name;
krb5_data data;
status = krb5_unparse_name(context, cred.client, &client_name);
if(status)
krb5_err(context, 1, status, "krb5_unparse_name");
data.data = client_name;
data.length = strlen(client_name) + 1;
status = krb5_write_message(context, &sock, &data);
if(status)
krb5_err(context, 1, status, "krb5_write_message");
free(client_name);
}
status = krb5_write_message(context, &sock, &cred.ticket);
if(status)
krb5_err(context, 1, status, "krb5_write_message");
status = krb5_auth_con_setuserkey(context, auth_context, &cred.session);
if(status)
krb5_err(context, 1, status, "krb5_auth_con_setuserkey");
status = krb5_recvauth(context, &auth_context, &sock,
VERSION, client, 0, NULL, &ticket);
if (status)
krb5_err(context, 1, status, "krb5_recvauth");
if (ticket->ticket.authorization_data) {
AuthorizationData *authz;
int i;
printf("Authorization data:\n");
authz = ticket->ticket.authorization_data;
for (i = 0; i < authz->len; i++) {
printf("\ttype %d, length %lu\n",
authz->val[i].ad_type,
(unsigned long)authz->val[i].ad_data.length);
}
}
data.data = "hej";
data.length = 3;
krb5_data_zero (&packet);
status = krb5_mk_safe (context,
auth_context,
&data,
&packet,
NULL);
if (status)
krb5_err(context, 1, status, "krb5_mk_safe");
status = krb5_write_message(context, &sock, &packet);
if(status)
krb5_err(context, 1, status, "krb5_write_message");
data.data = "hemligt";
data.length = 7;
krb5_data_free (&packet);
status = krb5_mk_priv (context,
auth_context,
&data,
&packet,
NULL);
if (status)
krb5_err(context, 1, status, "krb5_mk_priv");
status = krb5_write_message(context, &sock, &packet);
if(status)
krb5_err(context, 1, status, "krb5_write_message");
return 0;
}
int
main(int argc, char **argv)
{
int port = client_setup(&context, &argc, argv);
return client_doit (argv[argc], port, service, proto);
}
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