1 /* $NetBSD: alias.c,v 1.3 2021/08/14 16:14:52 christos Exp $ */
2
3 /* alias.c - mail alias lookup routines */
4 /* $OpenLDAP$ */
5 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
6 *
7 * Copyright 2008-2021 The OpenLDAP Foundation.
8 * Portions Copyright 2008 by Howard Chu, Symas Corp.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted only as authorized by the OpenLDAP
13 * Public License.
14 *
15 * A copy of this license is available in the file LICENSE in the
16 * top-level directory of the distribution or, alternatively, at
17 * <http://www.OpenLDAP.org/license.html>.
18 */
19 /* ACKNOWLEDGEMENTS:
20 * This code references portions of the nss-ldapd package
21 * written by Arthur de Jong. The nss-ldapd code was forked
22 * from the nss-ldap library written by Luke Howard.
23 */
24
25 #include "nssov.h"
26
27 /* Vendor-specific attributes and object classes.
28 * (Mainly from Sun.)
29 * ( 1.3.6.1.4.1.42.2.27.1.2.5 NAME 'nisMailAlias' SUP top STRUCTURAL
30 * DESC 'NIS mail alias'
31 * MUST cn
32 * MAY rfc822MailMember )
33 */
34
35 /* the basic search filter for searches */
36 static struct berval alias_filter = BER_BVC("(objectClass=nisMailAlias)");
37
38 /* the attributes to request with searches */
39 static struct berval alias_keys[] = {
40 BER_BVC("cn"),
41 BER_BVC("rfc822MailMember"),
42 BER_BVNULL
43 };
44
45 NSSOV_INIT(alias)
46
47 NSSOV_CBPRIV(alias,
48 struct berval name;
49 char buf[256];);
50
write_alias(nssov_alias_cbp * cbp,Entry * entry)51 static int write_alias(nssov_alias_cbp *cbp,Entry *entry)
52 {
53 int32_t tmpint32,tmp2int32,tmp3int32;
54 struct berval tmparr[2], empty;
55 struct berval *names, *members;
56 Attribute *a;
57 int i;
58
59 /* get the name of the alias */
60 if (BER_BVISNULL(&cbp->name))
61 {
62 a = attr_find(entry->e_attrs, cbp->mi->mi_attrs[0].an_desc);
63 if ( !a )
64 {
65 Debug(LDAP_DEBUG_ANY,"alias entry %s does not contain %s value\n",
66 entry->e_name.bv_val,cbp->mi->mi_attrs[0].an_desc->ad_cname.bv_val );
67 return 0;
68 }
69 names = a->a_vals;
70 }
71 else
72 {
73 names=tmparr;
74 names[0]=cbp->name;
75 BER_BVZERO(&names[1]);
76 }
77 /* get the members of the alias */
78 a = attr_find(entry->e_attrs, cbp->mi->mi_attrs[1].an_desc);
79 if ( !a ) {
80 BER_BVZERO( &empty );
81 members = ∅
82 } else {
83 members = a->a_vals;
84 }
85 /* for each name, write an entry */
86 for (i=0;!BER_BVISNULL(&names[i]);i++)
87 {
88 WRITE_INT32(cbp->fp,NSLCD_RESULT_BEGIN);
89 WRITE_BERVAL(cbp->fp,&names[i]);
90 WRITE_BVARRAY(cbp->fp,members);
91 }
92 return 0;
93 }
94
95 NSSOV_CB(alias)
96
97 NSSOV_HANDLE(
98 alias,byname,
99 char fbuf[1024];
100 struct berval filter = {sizeof(fbuf)};
101 filter.bv_val = fbuf;
102 READ_STRING(fp,cbp.buf);
103 cbp.name.bv_len = tmpint32;
104 cbp.name.bv_val = cbp.buf;,
105 Debug(LDAP_DEBUG_TRACE,"nssov_alias_byname(%s)\n",cbp.name.bv_val);,
106 NSLCD_ACTION_ALIAS_BYNAME,
107 nssov_filter_byname(cbp.mi,0,&cbp.name,&filter)
108 )
109
110 NSSOV_HANDLE(
111 alias,all,
112 struct berval filter;
113 /* no parameters to read */
114 BER_BVZERO(&cbp.name);,
115 Debug(LDAP_DEBUG,"nssov_alias_all()\n");,
116 NSLCD_ACTION_ALIAS_ALL,
117 (filter=cbp.mi->mi_filter,0)
118 )
119