1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright (c) 1999 by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27 /*
28 * DAAdvert functionality. For all normal UA calls, libslp queries
29 * slpd for available DAs. This file contains functionality to handle
30 * DAAdverts explicitly requested by a call to SLPFindSrvs()
31 * or SLPFindAttrs() with service-type = "service:directory-agent".
32 */
33
34 #include <stdio.h>
35 #include <slp-internal.h>
36
slp_unpackDAAdvert(char * reply,char ** surl,char ** scopes,char ** attrs,char ** spis,SLPError * errCode)37 SLPError slp_unpackDAAdvert(char *reply, char **surl, char **scopes,
38 char **attrs, char **spis, SLPError *errCode) {
39 unsigned short protoErrCode, dummy;
40 size_t len, off;
41 SLPError err = SLP_OK;
42 /* authentication components */
43 struct iovec iov[5];
44 size_t tmp_off;
45 int auth_cnt;
46 size_t abLen = 0;
47
48 *surl = *scopes = *attrs = *spis = NULL;
49
50 len = slp_get_length(reply);
51 off = SLP_HDRLEN + slp_get_langlen(reply);
52 /* err code */
53 if ((err = slp_get_sht(reply, len, &off, &protoErrCode)) != SLP_OK)
54 goto fail;
55 /* internal errors should have been filtered out by the net code */
56 *errCode = slp_map_err(protoErrCode);
57 if (*errCode != SLP_OK) {
58 return (SLP_OK);
59 }
60
61 /* skip timestamp (4 bytes) */
62 iov[0].iov_base = reply + off;
63 tmp_off = off;
64 if ((err = slp_get_sht(reply, len, &off, &dummy)) != SLP_OK) {
65 goto fail;
66 }
67 if ((err = slp_get_sht(reply, len, &off, &dummy)) != SLP_OK) {
68 goto fail;
69 }
70 iov[0].iov_len = off - tmp_off;
71
72 /* service URL */
73 iov[1].iov_base = reply + off;
74 tmp_off = off;
75 if ((err = slp_get_string(reply, len, &off, surl)) != SLP_OK) {
76 goto fail;
77 }
78 iov[1].iov_len = off - tmp_off;
79
80 /* scopes */
81 iov[3].iov_base = reply + off;
82 tmp_off = off;
83 if ((err = slp_get_string(reply, len, &off, scopes)) != SLP_OK) {
84 goto fail;
85 }
86 iov[3].iov_len = off - tmp_off;
87
88 /* attributes */
89 iov[2].iov_base = reply + off;
90 tmp_off = off;
91 if ((err = slp_get_string(reply, len, &off, attrs)) != SLP_OK) {
92 goto fail;
93 }
94 iov[2].iov_len = off - tmp_off;
95
96 /* SPIs */
97 iov[4].iov_base = reply + off;
98 tmp_off = off;
99 if ((err = slp_get_string(reply, len, &off, spis)) != SLP_OK) {
100 goto fail;
101 }
102 iov[4].iov_len = off - tmp_off;
103
104 /* auth blocks */
105 if ((err = slp_get_byte(reply, len, &off, &auth_cnt)) != SLP_OK) {
106 goto fail;
107 }
108 if (slp_get_security_on() || auth_cnt > 0) {
109 if ((err = slp_verify(iov, 5,
110 reply + off,
111 len - off,
112 auth_cnt,
113 &abLen)) != SLP_OK) {
114 goto fail;
115 }
116 }
117
118 return (SLP_OK);
119
120 fail:
121 if (*surl) free (*surl);
122 if (*scopes) free (*scopes);
123 if (*attrs) free (*attrs);
124 if (*spis) free (*spis);
125
126 return (err);
127 }
128