git.sur5r.net Git - openldap/blob - contrib/slapd-modules/nssov/alias.c

   1 /* alias.c - mail alias lookup routines */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 2008 by Howard Chu, Symas Corp.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted only as authorized by the OpenLDAP
   9  * Public License.
  10  *
  11  * A copy of this license is available in the file LICENSE in the
  12  * top-level directory of the distribution or, alternatively, at
  13  * <http://www.OpenLDAP.org/license.html>.
  14  */
  15 /*
  16  * This code references portions of the nss-ldapd package
  17  * written by Arthur de Jong. The nss-ldapd code was forked
  18  * from the nss-ldap library written by Luke Howard.
  19  */
  20
  21 #include "nssov.h"
  22
  23 /* Vendor-specific attributes and object classes.
  24  * (Mainly from Sun.)
  25  * ( 1.3.6.1.4.1.42.2.27.1.2.5 NAME 'nisMailAlias' SUP top STRUCTURAL
  26  *   DESC 'NIS mail alias'
  27  *   MUST cn
  28  *   MAY rfc822MailMember )
  29  */
  30
  31 /* the basic search filter for searches */
  32 static struct berval alias_filter = BER_BVC("(objectClass=nisMailAlias)");
  33
  34 /* the attributes to request with searches */
  35 static struct berval alias_keys[] = {
  36         BER_BVC("cn"),
  37         BER_BVC("rfc822MailMember"),
  38         BER_BVNULL
  39 };
  40
  41 NSSOV_INIT(alias)
  42
  43 NSSOV_CBPRIV(alias,
  44         struct berval name;
  45         char buf[256];);
  46
  47 static int write_alias(nssov_alias_cbp *cbp,Entry *entry)
  48 {
  49         int32_t tmpint32,tmp2int32,tmp3int32;
  50         struct berval tmparr[2], empty;
  51         struct berval *names, *members;
  52         Attribute *a;
  53         int i;
  54
  55         /* get the name of the alias */
  56         if (BER_BVISNULL(&cbp->name))
  57         {
  58                 a = attr_find(entry->e_attrs, cbp->mi->mi_attrs[0].an_desc);
  59                 if ( !a )
  60                 {
  61                         Debug(LDAP_DEBUG_ANY,"alias entry %s does not contain %s value",
  62                                 entry->e_name.bv_val,cbp->mi->mi_attrs[0].an_desc->ad_cname.bv_val,0 );
  63                         return 0;
  64                 }
  65                 names = a->a_vals;
  66         }
  67         else
  68         {
  69                 names=tmparr;
  70                 names[0]=cbp->name;
  71                 BER_BVZERO(&names[1]);
  72         }
  73         /* get the members of the alias */
  74         a = attr_find(entry->e_attrs, cbp->mi->mi_attrs[1].an_desc);
  75         if ( !a ) {
  76                 BER_BVZERO( &empty );
  77                 members = &empty;
  78         } else {
  79                 members = a->a_vals;
  80         }
  81         /* for each name, write an entry */
  82         for (i=0;!BER_BVISNULL(&names[i]);i++)
  83         {
  84                 WRITE_INT32(cbp->fp,NSLCD_RESULT_SUCCESS);
  85                 WRITE_BERVAL(cbp->fp,&names[i]);
  86                 WRITE_BVARRAY(cbp->fp,members);
  87         }
  88         return 0;
  89 }
  90
  91 NSSOV_CB(alias)
  92
  93 NSSOV_HANDLE(
  94         alias,byname,
  95         char fbuf[1024];
  96         struct berval filter = {sizeof(fbuf)};
  97         filter.bv_val = fbuf;
  98         READ_STRING_BUF2(fp,cbp.buf,sizeof(cbp.buf));
  99         cbp.name.bv_len = tmpint32;
 100         cbp.name.bv_val = cbp.buf;,
 101         Debug(LDAP_DEBUG_TRACE,"nssov_alias_byname(%s)",cbp.name.bv_val,0,0);,
 102         NSLCD_ACTION_ALIAS_BYNAME,
 103         nssov_filter_byname(cbp.mi,0,&cbp.name,&filter)
 104 )
 105
 106 NSSOV_HANDLE(
 107         alias,all,
 108         struct berval filter;
 109         /* no parameters to read */
 110         BER_BVZERO(&cbp.name);,
 111         Debug(LDAP_DEBUG,"nssov_alias_all()",0,0,0);,
 112         NSLCD_ACTION_ALIAS_ALL,
 113         (filter=cbp.mi->mi_filter,0)
 114 )