xref: /minix3/crypto/external/bsd/heimdal/dist/lib/krb5/write_message.c (revision ebfedea0ce5bbe81e252ddf32d732e40fb633fae)
1*ebfedea0SLionel Sambuc /*	$NetBSD: write_message.c,v 1.1.1.1 2011/04/13 18:15:39 elric Exp $	*/
2*ebfedea0SLionel Sambuc 
3*ebfedea0SLionel Sambuc /*
4*ebfedea0SLionel Sambuc  * Copyright (c) 1997 - 2001 Kungliga Tekniska Högskolan
5*ebfedea0SLionel Sambuc  * (Royal Institute of Technology, Stockholm, Sweden).
6*ebfedea0SLionel Sambuc  * All rights reserved.
7*ebfedea0SLionel Sambuc  *
8*ebfedea0SLionel Sambuc  * Redistribution and use in source and binary forms, with or without
9*ebfedea0SLionel Sambuc  * modification, are permitted provided that the following conditions
10*ebfedea0SLionel Sambuc  * are met:
11*ebfedea0SLionel Sambuc  *
12*ebfedea0SLionel Sambuc  * 1. Redistributions of source code must retain the above copyright
13*ebfedea0SLionel Sambuc  *    notice, this list of conditions and the following disclaimer.
14*ebfedea0SLionel Sambuc  *
15*ebfedea0SLionel Sambuc  * 2. Redistributions in binary form must reproduce the above copyright
16*ebfedea0SLionel Sambuc  *    notice, this list of conditions and the following disclaimer in the
17*ebfedea0SLionel Sambuc  *    documentation and/or other materials provided with the distribution.
18*ebfedea0SLionel Sambuc  *
19*ebfedea0SLionel Sambuc  * 3. Neither the name of the Institute nor the names of its contributors
20*ebfedea0SLionel Sambuc  *    may be used to endorse or promote products derived from this software
21*ebfedea0SLionel Sambuc  *    without specific prior written permission.
22*ebfedea0SLionel Sambuc  *
23*ebfedea0SLionel Sambuc  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24*ebfedea0SLionel Sambuc  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25*ebfedea0SLionel Sambuc  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26*ebfedea0SLionel Sambuc  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27*ebfedea0SLionel Sambuc  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28*ebfedea0SLionel Sambuc  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29*ebfedea0SLionel Sambuc  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30*ebfedea0SLionel Sambuc  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31*ebfedea0SLionel Sambuc  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32*ebfedea0SLionel Sambuc  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33*ebfedea0SLionel Sambuc  * SUCH DAMAGE.
34*ebfedea0SLionel Sambuc  */
35*ebfedea0SLionel Sambuc 
36*ebfedea0SLionel Sambuc #include "krb5_locl.h"
37*ebfedea0SLionel Sambuc 
38*ebfedea0SLionel Sambuc KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
krb5_write_message(krb5_context context,krb5_pointer p_fd,krb5_data * data)39*ebfedea0SLionel Sambuc krb5_write_message (krb5_context context,
40*ebfedea0SLionel Sambuc 		    krb5_pointer p_fd,
41*ebfedea0SLionel Sambuc 		    krb5_data *data)
42*ebfedea0SLionel Sambuc {
43*ebfedea0SLionel Sambuc     uint32_t len;
44*ebfedea0SLionel Sambuc     uint8_t buf[4];
45*ebfedea0SLionel Sambuc     int ret;
46*ebfedea0SLionel Sambuc 
47*ebfedea0SLionel Sambuc     len = data->length;
48*ebfedea0SLionel Sambuc     _krb5_put_int(buf, len, 4);
49*ebfedea0SLionel Sambuc     if (krb5_net_write (context, p_fd, buf, 4) != 4
50*ebfedea0SLionel Sambuc 	|| krb5_net_write (context, p_fd, data->data, len) != len) {
51*ebfedea0SLionel Sambuc 	ret = errno;
52*ebfedea0SLionel Sambuc 	krb5_set_error_message (context, ret, "write: %s", strerror(ret));
53*ebfedea0SLionel Sambuc 	return ret;
54*ebfedea0SLionel Sambuc     }
55*ebfedea0SLionel Sambuc     return 0;
56*ebfedea0SLionel Sambuc }
57*ebfedea0SLionel Sambuc 
58*ebfedea0SLionel Sambuc KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
krb5_write_priv_message(krb5_context context,krb5_auth_context ac,krb5_pointer p_fd,krb5_data * data)59*ebfedea0SLionel Sambuc krb5_write_priv_message(krb5_context context,
60*ebfedea0SLionel Sambuc 			krb5_auth_context ac,
61*ebfedea0SLionel Sambuc 			krb5_pointer p_fd,
62*ebfedea0SLionel Sambuc 			krb5_data *data)
63*ebfedea0SLionel Sambuc {
64*ebfedea0SLionel Sambuc     krb5_error_code ret;
65*ebfedea0SLionel Sambuc     krb5_data packet;
66*ebfedea0SLionel Sambuc 
67*ebfedea0SLionel Sambuc     ret = krb5_mk_priv (context, ac, data, &packet, NULL);
68*ebfedea0SLionel Sambuc     if(ret)
69*ebfedea0SLionel Sambuc 	return ret;
70*ebfedea0SLionel Sambuc     ret = krb5_write_message(context, p_fd, &packet);
71*ebfedea0SLionel Sambuc     krb5_data_free(&packet);
72*ebfedea0SLionel Sambuc     return ret;
73*ebfedea0SLionel Sambuc }
74*ebfedea0SLionel Sambuc 
75*ebfedea0SLionel Sambuc KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
krb5_write_safe_message(krb5_context context,krb5_auth_context ac,krb5_pointer p_fd,krb5_data * data)76*ebfedea0SLionel Sambuc krb5_write_safe_message(krb5_context context,
77*ebfedea0SLionel Sambuc 			krb5_auth_context ac,
78*ebfedea0SLionel Sambuc 			krb5_pointer p_fd,
79*ebfedea0SLionel Sambuc 			krb5_data *data)
80*ebfedea0SLionel Sambuc {
81*ebfedea0SLionel Sambuc     krb5_error_code ret;
82*ebfedea0SLionel Sambuc     krb5_data packet;
83*ebfedea0SLionel Sambuc     ret = krb5_mk_safe (context, ac, data, &packet, NULL);
84*ebfedea0SLionel Sambuc     if(ret)
85*ebfedea0SLionel Sambuc 	return ret;
86*ebfedea0SLionel Sambuc     ret = krb5_write_message(context, p_fd, &packet);
87*ebfedea0SLionel Sambuc     krb5_data_free(&packet);
88*ebfedea0SLionel Sambuc     return ret;
89*ebfedea0SLionel Sambuc }
90