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 );
65 get_supported_extop (int index)
69 /* linear scan is slow, but this way doesn't force a
70 * big change on root_dse.c, where this routine is used.
72 for (ext = supp_ext_list; ext != NULL && --index >= 0; ext = ext->next) ;
84 int rc = LDAP_SUCCESS;
86 struct berval *reqdata;
93 struct berval *rspdata;
94 LDAPControl **rspctrls;
97 LDAP_LOG(( "operation", LDAP_LEVEL_ENTRY,
98 "do_extended: conn %d\n", conn->c_connid ));
100 Debug( LDAP_DEBUG_TRACE, "do_extended\n", 0, 0, 0 );
105 if( op->o_protocol < LDAP_VERSION3 ) {
107 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
108 "do_extended: protocol version (%d) too low.\n", op->o_protocol ));
110 Debug( LDAP_DEBUG_ANY, "do_extended: protocol version (%d) too low\n",
111 op->o_protocol, 0 ,0 );
113 send_ldap_disconnect( conn, op,
114 LDAP_PROTOCOL_ERROR, "requires LDAPv3" );
119 if ( ber_scanf( op->o_ber, "{a" /*}*/, &reqoid ) == LBER_ERROR ) {
121 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
122 "do_extended: conn %d ber_scanf failed\n", conn->c_connid ));
124 Debug( LDAP_DEBUG_ANY, "do_extended: ber_scanf failed\n", 0, 0 ,0 );
126 send_ldap_disconnect( conn, op,
127 LDAP_PROTOCOL_ERROR, "decoding error" );
132 if( !(ext = find_extop(supp_ext_list, reqoid)) ) {
134 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
135 "do_extended: conn %d unsupported operation \"%s\"\n",
136 conn->c_connid, reqoid ));
138 Debug( LDAP_DEBUG_ANY, "do_extended: unsupported operation \"%s\"\n",
141 send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR,
142 NULL, "unsupported extended operation", NULL, NULL );
146 tag = ber_peek_tag( op->o_ber, &len );
148 if( ber_peek_tag( op->o_ber, &len ) == LDAP_TAG_EXOP_REQ_VALUE ) {
149 if( ber_scanf( op->o_ber, "O", &reqdata ) == LBER_ERROR ) {
151 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
152 "do_extended: conn %d ber_scanf failed\n", conn->c_connid ));
154 Debug( LDAP_DEBUG_ANY, "do_extended: ber_scanf failed\n", 0, 0 ,0 );
156 send_ldap_disconnect( conn, op,
157 LDAP_PROTOCOL_ERROR, "decoding error" );
163 if( (rc = get_ctrls( conn, op, 1 )) != LDAP_SUCCESS ) {
165 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
166 "do_extended: conn %d get_ctrls failed\n", conn->c_connid ));
168 Debug( LDAP_DEBUG_ANY, "do_extended: get_ctrls failed\n", 0, 0 ,0 );
174 LDAP_LOG(( "operation", LDAP_LEVEL_DETAIL1,
175 "do_extended: conn %d oid=%d\n.", conn->c_connid, reqoid ));
177 Debug( LDAP_DEBUG_ARGS, "do_extended: oid=%s\n", reqoid, 0 ,0 );
185 rc = (ext->ext_main)( conn, op,
187 &rspoid, &rspdata, &rspctrls, &text, &refs );
189 if( rc != SLAPD_ABANDON ) {
190 if (rc == LDAP_REFERRAL) {
191 refs = default_referral;
194 send_ldap_extended( conn, op, rc, NULL, text, refs,
195 rspoid, rspdata, rspctrls );
198 if ( rspoid != NULL ) {
202 if ( rspdata != NULL )
203 ber_bvfree( rspdata );
206 if ( reqdata != NULL ) {
207 ber_bvfree( reqdata );
209 if ( reqoid != NULL ) {
219 SLAP_EXTOP_MAIN_FN ext_main )
223 if( ext_oid == NULL || *ext_oid == '\0' ) return -1;
224 if(!ext_main) return -1;
226 ext = ch_calloc(1, sizeof(extop_list_t));
230 ext->oid = ch_strdup( ext_oid );
231 if (ext->oid == NULL) {
236 ext->ext_main = ext_main;
237 ext->next = supp_ext_list;
249 for (i = 0; builtin_extops[i].oid != NULL; i++) {
250 load_extop(builtin_extops[i].oid, builtin_extops[i].ext_main);
260 /* we allocated the memory, so we have to free it, too. */
261 while ((ext = supp_ext_list) != NULL) {
262 supp_ext_list = ext->next;
263 if (ext->oid != NULL)
270 static extop_list_t *
271 find_extop( extop_list_t *list, char *oid )
275 for (ext = list; ext; ext = ext->next) {
276 if (strcmp(ext->oid, oid) == 0)