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lightning-sunbird  0.9+nobinonly
asearch.c
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00001 /* ***** BEGIN LICENSE BLOCK *****
00002  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00003  *
00004  * The contents of this file are subject to the Mozilla Public License Version
00005  * 1.1 (the "License"); you may not use this file except in compliance with
00006  * the License. You may obtain a copy of the License at
00007  * http://www.mozilla.org/MPL/
00008  *
00009  * Software distributed under the License is distributed on an "AS IS" basis,
00010  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00011  * for the specific language governing rights and limitations under the
00012  * License.
00013  *
00014  * The Original Code is Mozilla Communicator client code, released
00015  * March 31, 1998.
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Netscape Communications Corporation.
00019  * Portions created by the Initial Developer are Copyright (C) 1998-1999
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *
00024  * Alternatively, the contents of this file may be used under the terms of
00025  * either the GNU General Public License Version 2 or later (the "GPL"), or
00026  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00027  * in which case the provisions of the GPL or the LGPL are applicable instead
00028  * of those above. If you wish to allow use of your version of this file only
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00035  *
00036  * ***** END LICENSE BLOCK ***** */
00037 
00038 /*
00039  * Search the directory for all people whose surname (last name) is
00040  * "Jensen".  Since the "sn" attribute is a caseignorestring (cis), case
00041  * is not significant when searching.
00042  *
00043  * Instead of calling the synchronous ldap_search_s() routine, we call
00044  * the asynchronous routine ldap_search() and poll for results using
00045  * ldap_result().
00046  *
00047  */
00048 
00049 #include "examples.h"
00050 
00051 static void do_other_work();
00052 unsigned long global_counter = 0;
00053 
00054 int
00055 main( int argc, char **argv )
00056 {
00057     LDAP             *ld;
00058     LDAPMessage             *result, *e;
00059     BerElement              *ber;
00060     char             *a, *dn;
00061     char             **vals;
00062     int                     i;
00063     int                     rc;
00064     int                     finished;
00065     int                     msgid;
00066     int                     num_entries = 0;
00067     struct timeval   zerotime;
00068 
00069     zerotime.tv_sec = zerotime.tv_usec = 0L;
00070 
00071     /* get a handle to an LDAP connection */
00072     if ( (ld = ldap_init( MY_HOST, MY_PORT )) == NULL ) {
00073        perror( "ldap_init" );
00074        return( 1 );
00075     }
00076     /* authenticate to the directory as nobody */
00077     if ( ldap_simple_bind_s( ld, NULL, NULL ) != LDAP_SUCCESS ) {
00078        ldap_perror( ld, "ldap_simple_bind_s" );
00079        return( 1 );
00080     }
00081     /* search for all entries with surname of Jensen */
00082     if (( msgid = ldap_search( ld, MY_SEARCHBASE, LDAP_SCOPE_SUBTREE,
00083            MY_FILTER, NULL, 0 )) < 0 ) {
00084        ldap_perror( ld, "ldap_search" );
00085        return( 1 );
00086     }
00087 
00088     /* Loop, polling for results until finished */
00089     finished = 0;
00090     while ( !finished ) {
00091        /*
00092         * Poll for results.   We call ldap_result with the "all" argument
00093         * set to LDAP_MSG_ONE.  This causes ldap_result() to return exactly one
00094         * entry if at least one entry is available.  This allows us to
00095         * display the entries as they are received.
00096         */
00097        result = NULL;
00098        rc = ldap_result( ld, msgid, LDAP_MSG_ONE, &zerotime, &result );
00099        switch ( rc ) {
00100        case -1:
00101            /* some error occurred */
00102            ldap_perror( ld, "ldap_result" );
00103            return( 1 );
00104        case 0:
00105            /* Timeout was exceeded.  No entries are ready for retrieval. */
00106            if ( result != NULL ) {
00107               ldap_msgfree( result );
00108            }
00109            break;
00110        default:
00111            /*
00112             * Either an entry is ready for retrieval, or all entries have
00113             * been retrieved.
00114             */
00115            if (( e = ldap_first_entry( ld, result )) == NULL ) {
00116               /* All done */
00117               finished = 1;
00118               if ( result != NULL ) {
00119                   ldap_msgfree( result );
00120               }
00121               continue;
00122            }
00123            /* for each entry print out name + all attrs and values */
00124            num_entries++;
00125            if (( dn = ldap_get_dn( ld, e )) != NULL ) {
00126               printf( "dn: %s\n", dn );
00127               ldap_memfree( dn );
00128            }
00129            for ( a = ldap_first_attribute( ld, e, &ber );
00130                   a != NULL; a = ldap_next_attribute( ld, e, ber ) ) {
00131               if (( vals = ldap_get_values( ld, e, a )) != NULL ) {
00132                   for ( i = 0; vals[ i ] != NULL; i++ ) {
00133                      printf( "%s: %s\n", a, vals[ i ] );
00134                   }
00135                   ldap_value_free( vals );
00136               }
00137               ldap_memfree( a );
00138            }
00139            if ( ber != NULL ) {
00140               ber_free( ber, 0 );
00141            }
00142            printf( "\n" );
00143            ldap_msgfree( result );
00144        }
00145        /* Do other work here while you are waiting... */
00146        do_other_work();
00147     }
00148 
00149     /* All done.  Print a summary. */
00150     printf( "%d entries retrieved.  I counted to %ld "
00151            "while I was waiting.\n", num_entries,
00152            global_counter );
00153     ldap_unbind( ld );
00154     return( 0 );
00155 }
00156 
00157 
00158 /*
00159  * Perform other work while polling for results.  This doesn't do anything
00160  * useful, but it could.
00161  */
00162 static void
00163 do_other_work()
00164 {
00165     global_counter++;
00166 }