3 * Copyright 1999-2000 The OpenLDAP Foundation.
6 * Redistribution and use in source and binary forms are permitted only
7 * as authorized by the OpenLDAP Public License. A copy of this
8 * license is available at http://www.OpenLDAP.org/license.html or
9 * in file LICENSE in the top-level directory of the distribution.
13 * LDAPv3 Extended Operation Request
14 * ExtendedRequest ::= [APPLICATION 23] SEQUENCE {
15 * requestName [0] LDAPOID,
16 * requestValue [1] OCTET STRING OPTIONAL
19 * LDAPv3 Extended Operation Response
20 * ExtendedResponse ::= [APPLICATION 24] SEQUENCE {
21 * COMPONENTS OF LDAPResult,
22 * responseName [10] LDAPOID OPTIONAL,
23 * response [11] OCTET STRING OPTIONAL
31 #include <ac/socket.h>
35 #define MAX_OID_LENGTH 128
37 typedef struct extop_list_t {
38 struct extop_list_t *next;
40 SLAP_EXTOP_MAIN_FN ext_main;
43 extop_list_t *supp_ext_list = NULL;
45 /* this list of built-in extops is for extops that are not part
46 * of backends or in external modules. essentially, this is
47 * just a way to get built-in extops onto the extop list without
48 * having a separate init routine for each built-in extop.
52 SLAP_EXTOP_MAIN_FN ext_main;
53 } builtin_extops[] = {
55 { LDAP_EXOP_START_TLS, starttls_extop },
57 { LDAP_EXOP_X_MODIFY_PASSWD, passwd_extop },
62 static extop_list_t *find_extop( extop_list_t *list, char *oid );
64 static int extop_callback(
65 Connection *conn, Operation *op,
66 int msg, int arg, void *argp);
69 get_supported_extop (int index)
73 /* linear scan is slow, but this way doesn't force a
74 * big change on root_dse.c, where this routine is used.
76 for (ext = supp_ext_list; ext != NULL && --index >= 0; ext = ext->next) ;
88 int rc = LDAP_SUCCESS;
90 struct berval *reqdata;
97 struct berval *rspdata;
98 LDAPControl **rspctrls;
100 Debug( LDAP_DEBUG_TRACE, "do_extended\n", 0, 0, 0 );
105 if( op->o_protocol < LDAP_VERSION3 ) {
106 Debug( LDAP_DEBUG_ANY, "do_extended: protocol version (%d) too low\n",
107 op->o_protocol, 0 ,0 );
108 send_ldap_disconnect( conn, op,
109 LDAP_PROTOCOL_ERROR, "requires LDAPv3" );
114 if ( ber_scanf( op->o_ber, "{a" /*}*/, &reqoid ) == LBER_ERROR ) {
115 Debug( LDAP_DEBUG_ANY, "do_extended: ber_scanf failed\n", 0, 0 ,0 );
116 send_ldap_disconnect( conn, op,
117 LDAP_PROTOCOL_ERROR, "decoding error" );
122 if( !(ext = find_extop(supp_ext_list, reqoid)) ) {
123 Debug( LDAP_DEBUG_ANY, "do_extended: unsupported operation \"%s\"\n",
125 send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR,
126 NULL, "unsupported extended operation", NULL, NULL );
130 tag = ber_peek_tag( op->o_ber, &len );
132 if( ber_peek_tag( op->o_ber, &len ) == LDAP_TAG_EXOP_REQ_VALUE ) {
133 if( ber_scanf( op->o_ber, "O", &reqdata ) == LBER_ERROR ) {
134 Debug( LDAP_DEBUG_ANY, "do_extended: ber_scanf failed\n", 0, 0 ,0 );
135 send_ldap_disconnect( conn, op,
136 LDAP_PROTOCOL_ERROR, "decoding error" );
142 if( (rc = get_ctrls( conn, op, 1 )) != LDAP_SUCCESS ) {
143 Debug( LDAP_DEBUG_ANY, "do_extended: get_ctrls failed\n", 0, 0 ,0 );
147 Debug( LDAP_DEBUG_ARGS, "do_extended: oid=%s\n", reqoid, 0 ,0 );
155 rc = (ext->ext_main)( extop_callback, conn, op,
157 &rspoid, &rspdata, &rspctrls, &text, &refs );
159 if( rc != SLAPD_ABANDON ) {
160 if (rc == LDAP_REFERRAL) {
161 refs = default_referral;
164 send_ldap_extended( conn, op, rc, NULL, text, refs,
165 rspoid, rspdata, rspctrls );
168 if ( rspoid != NULL ) {
172 if ( rspdata != NULL )
173 ber_bvfree( rspdata );
176 if ( reqdata != NULL ) {
177 ber_bvfree( reqdata );
179 if ( reqoid != NULL ) {
189 SLAP_EXTOP_MAIN_FN ext_main )
193 if( ext_oid == NULL || *ext_oid == '\0' ) return -1;
194 if(!ext_main) return -1;
196 ext = ch_calloc(1, sizeof(extop_list_t));
200 ext->oid = ch_strdup( ext_oid );
201 if (ext->oid == NULL) {
206 ext->ext_main = ext_main;
207 ext->next = supp_ext_list;
219 for (i = 0; builtin_extops[i].oid != NULL; i++) {
220 load_extop(builtin_extops[i].oid, builtin_extops[i].ext_main);
230 /* we allocated the memory, so we have to free it, too. */
231 while ((ext = supp_ext_list) != NULL) {
232 supp_ext_list = ext->next;
233 if (ext->oid != NULL)
240 static extop_list_t *
241 find_extop( extop_list_t *list, char *oid )
245 for (ext = list; ext; ext = ext->next) {
246 if (strcmp(ext->oid, oid) == 0)
254 Connection *conn, Operation *op,
255 int msg, int arg, void *argp)
261 case SLAPD_EXTOP_GETVERSION:
265 case SLAPD_EXTOP_GETPROTO:
266 *(int *)argp = op->o_protocol;
269 case SLAPD_EXTOP_GETAUTH:
270 *(int *)argp = op->o_authtype;
273 case SLAPD_EXTOP_GETDN:
274 *(char **)argp = op->o_dn;
277 case SLAPD_EXTOP_GETCLIENT:
278 if (conn->c_peer_domain != NULL && *conn->c_peer_domain != 0) {
279 *(char **)argp = conn->c_peer_domain;
282 if (conn->c_peer_name != NULL && *conn->c_peer_name != 0) {
283 *(char **)argp = conn->c_peer_name;