check length of TESTuint64
[heimdal.git] / lib / krb5 / mk_error.c
blob5fee1d6bed6374496bd8e816be7d1f4178a4d085
1 /*
2 * Copyright (c) 1997 - 2003 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
4 * All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the Institute nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
34 #include "krb5_locl.h"
36 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
37 krb5_mk_error(krb5_context context,
38 krb5_error_code error_code,
39 const char *e_text,
40 const krb5_data *e_data,
41 const krb5_principal client,
42 const krb5_principal server,
43 time_t *client_time,
44 int *client_usec,
45 krb5_data *reply)
47 const char *e_text2 = NULL;
48 KRB_ERROR msg;
49 krb5_timestamp sec;
50 int32_t usec;
51 size_t len = 0;
52 krb5_error_code ret = 0;
54 krb5_us_timeofday (context, &sec, &usec);
56 memset(&msg, 0, sizeof(msg));
57 msg.pvno = 5;
58 msg.msg_type = krb_error;
59 msg.stime = sec;
60 msg.susec = usec;
61 msg.ctime = client_time;
62 msg.cusec = client_usec;
63 /* Make sure we only send `protocol' error codes */
64 if(error_code < KRB5KDC_ERR_NONE || error_code >= KRB5_ERR_RCSID) {
65 if(e_text == NULL)
66 e_text = e_text2 = krb5_get_error_message(context, error_code);
67 error_code = KRB5KRB_ERR_GENERIC;
69 msg.error_code = error_code - KRB5KDC_ERR_NONE;
70 if (e_text)
71 msg.e_text = rk_UNCONST(&e_text);
72 if (e_data)
73 msg.e_data = rk_UNCONST(e_data);
74 if(server){
75 msg.realm = server->realm;
76 msg.sname = server->name;
77 }else{
78 static char unspec[] = "<unspecified realm>";
79 msg.realm = unspec;
81 if(client){
82 msg.crealm = &client->realm;
83 msg.cname = &client->name;
86 ASN1_MALLOC_ENCODE(KRB_ERROR, reply->data, reply->length, &msg, &len, ret);
87 if (e_text2)
88 krb5_free_error_message(context, e_text2);
89 if (ret)
90 return ret;
91 if(reply->length != len)
92 krb5_abortx(context, "internal error in ASN.1 encoder");
93 return 0;