usr/src/lib/libldap5/sources/ldap/common/getentry.c

   1 #pragma ident   "%Z%%M% %I%     %E% SMI"
   2
   3 /*
   4  * The contents of this file are subject to the Netscape Public
   5  * License Version 1.1 (the "License"); you may not use this file
   6  * except in compliance with the License. You may obtain a copy of
   7  * the License at http://www.mozilla.org/NPL/
   8  *
   9  * Software distributed under the License is distributed on an "AS
  10  * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
  11  * implied. See the License for the specific language governing
  12  * rights and limitations under the License.
  13  *
  14  * The Original Code is Mozilla Communicator client code, released
  15  * March 31, 1998.
  16  *
  17  * The Initial Developer of the Original Code is Netscape
  18  * Communications Corporation. Portions created by Netscape are
  19  * Copyright (C) 1998-1999 Netscape Communications Corporation. All
  20  * Rights Reserved.
  21  *
  22  * Contributor(s):
  23  */
  24 /*
  25  *  Copyright (c) 1990 Regents of the University of Michigan.
  26  *  All rights reserved.
  27  */
  28 /*
  29  *  getentry.c
  30  */
  31
  32 #if 0
  33 #ifndef lint
  34 static char copyright[] = "@(#) Copyright (c) 1990 Regents of the University of Michigan.\nAll rights reserved.\n";
  35 #endif
  36 #endif
  37
  38 #include "ldap-int.h"
  39
  40 LDAPMessage *
  41 LDAP_CALL
  42 ldap_first_entry( LDAP *ld, LDAPMessage *chain )
  43 {
  44         if ( !NSLDAPI_VALID_LDAP_POINTER( ld ) || chain == NULLMSG ) {
  45                 return( NULLMSG );
  46         }
  47
  48         if ( chain->lm_msgtype == LDAP_RES_SEARCH_ENTRY ) {
  49                 return( chain );
  50         }
  51
  52         return( ldap_next_entry( ld, chain ));
  53 }
  54
  55
  56 LDAPMessage *
  57 LDAP_CALL
  58 ldap_next_entry( LDAP *ld, LDAPMessage *entry )
  59 {
  60         if ( !NSLDAPI_VALID_LDAP_POINTER( ld ) || entry == NULLMSG ) {
  61                 return( NULLMSG );
  62         }
  63
  64         for ( entry = entry->lm_chain; entry != NULLMSG;
  65             entry = entry->lm_chain ) {
  66                 if ( entry->lm_msgtype == LDAP_RES_SEARCH_ENTRY ) {
  67                         return( entry );
  68                 }
  69         }
  70
  71         return( NULLMSG );
  72 }
  73
  74 int
  75 LDAP_CALL
  76 ldap_count_entries( LDAP *ld, LDAPMessage *chain )
  77 {
  78         int     i;
  79
  80         if ( !NSLDAPI_VALID_LDAP_POINTER( ld )) {
  81                 return( -1 );
  82         }
  83
  84         for ( i = 0; chain != NULL; chain = chain->lm_chain ) {
  85                 if ( chain->lm_msgtype == LDAP_RES_SEARCH_ENTRY ) {
  86                         ++i;
  87                 }
  88         }
  89
  90         return( i );
  91 }
  92
  93
  94 int
  95 LDAP_CALL
  96 ldap_get_entry_controls( LDAP *ld, LDAPMessage *entry,
  97         LDAPControl ***serverctrlsp )
  98 {
  99         int             rc;
 100         BerElement      tmpber;
 101
 102         LDAPDebug( LDAP_DEBUG_TRACE, "ldap_get_entry_controls\n", 0, 0, 0 );
 103
 104         if ( !NSLDAPI_VALID_LDAP_POINTER( ld )) {
 105                 return( LDAP_PARAM_ERROR );
 106         }
 107
 108         if ( !NSLDAPI_VALID_LDAPMESSAGE_ENTRY_POINTER( entry )
 109             || serverctrlsp == NULL ) {
 110                 rc = LDAP_PARAM_ERROR;
 111                 goto report_error_and_return;
 112         }
 113
 114         *serverctrlsp = NULL;
 115         tmpber = *entry->lm_ber;        /* struct copy */
 116
 117         /* skip past dn and entire attribute/value list */
 118         if ( ber_scanf( &tmpber, "{xx" ) == LBER_ERROR ) {
 119                 rc = LDAP_DECODING_ERROR;
 120                 goto report_error_and_return;
 121         }
 122
 123         rc = nsldapi_get_controls( &tmpber, serverctrlsp );
 124
 125 report_error_and_return:
 126         LDAP_SET_LDERRNO( ld, rc, NULL, NULL );
 127         return( rc );
 128 }