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103 lines
2.6 KiB
C
103 lines
2.6 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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/* LDAP functions callable from JavaScript */
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#include "ldap.h"
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#include "prefldap.h"
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/*
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* Creates an LDAP search URL given a comma-separated list of attributes.
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* Returns a list of key=values separated by '\n'
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*/
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char * pref_get_ldap_attributes(char* host, char* base, char* filter, char* attrs,
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char** return_error)
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{
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char *value = NULL;
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LDAP* ld;
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int err, i;
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char *url;
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LDAPMessage *result;
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LDAPMessage *e;
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char *a;
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BerElement *ber;
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char **vals;
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ld = ldap_init(host, LDAP_PORT);
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if (!ld)
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return value;
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url = (char*) malloc(sizeof(char) *
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(strlen(host) + strlen(base) + strlen(filter) + strlen(attrs) + 20));
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if (!url)
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return value;
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XP_SPRINTF(url, "ldap://%s/%s?%s?sub?%s", host, base, attrs, filter);
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err = ldap_url_search_s( ld, url, 0, &result );
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XP_FREE(url);
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if (err != LDAP_SUCCESS) {
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*return_error = ldap_err2string(err);
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return value;
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}
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e = ldap_first_entry( ld, result );
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if (e) {
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a = ldap_first_attribute( ld, e, &ber );
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if (a) {
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int total_buf_size = 200;
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int remaining_buf_size = total_buf_size;
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value = (char*) malloc(sizeof(char*) * total_buf_size);
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if (!value)
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return NULL;
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value[0] = '\0';
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for ( ; a != NULL; a = ldap_next_attribute( ld, e, ber )) {
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vals = ldap_get_values( ld, e, a );
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if (vals && vals[0]) {
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remaining_buf_size -= (strlen(a) + strlen(vals[0]) + 2);
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if (remaining_buf_size < 1) {
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remaining_buf_size += 2 * total_buf_size;
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total_buf_size += 2 * total_buf_size;
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value = (char*) realloc(value, sizeof(char*) * total_buf_size);
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if (!value)
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return NULL;
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}
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strcat(value, "\n");
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strcat(value, a);
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strcat(value, "=");
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strcat(value, vals[0]);
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ldap_value_free( vals );
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}
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}
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ldap_memfree(a);
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}
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if (ber)
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ber_free(ber, 0);
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}
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ldap_msgfree(result);
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ldap_unbind(ld);
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return value;
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}
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