3 * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
4 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
7 * Copyright (c) 1990 Regents of the University of Michigan.
11 * This notice applies to changes, created by or for Novell, Inc.,
12 * to preexisting works for which notices appear elsewhere in this file.
14 * Copyright (C) 1999, 2000 Novell, Inc. All Rights Reserved.
16 * THIS WORK IS SUBJECT TO U.S. AND INTERNATIONAL COPYRIGHT LAWS AND TREATIES.
17 * USE, MODIFICATION, AND REDISTRIBUTION OF THIS WORK IS SUBJECT TO VERSION
18 * 2.0.1 OF THE OPENLDAP PUBLIC LICENSE, A COPY OF WHICH IS AVAILABLE AT
19 * HTTP://WWW.OPENLDAP.ORG/LICENSE.HTML OR IN THE FILE "LICENSE" IN THE
20 * TOP-LEVEL DIRECTORY OF THE DISTRIBUTION. ANY USE OR EXPLOITATION OF THIS
21 * WORK OTHER THAN AS AUTHORIZED IN VERSION 2.0.1 OF THE OPENLDAP PUBLIC
22 * LICENSE, OR OTHER PRIOR WRITTEN CONSENT FROM NOVELL, COULD SUBJECT THE
23 * PERPETRATOR TO CRIMINAL AND CIVIL LIABILITY.
25 * Modification to OpenLDAP source by Novell, Inc.
26 * April 2000 sfs Add code to process V3 referrals and search results
28 * result.c - wait for an ldap result
33 * LDAPResult ::= SEQUENCE {
34 * resultCode ENUMERATED { ... },
36 * errorMessage LDAPString,
37 * referral Referral OPTIONAL
39 * Referral ::= SEQUENCE OF LDAPURL (one or more)
40 * LDAPURL ::= LDAPString (limited to URL chars)
47 #include <ac/stdlib.h>
50 #include <ac/socket.h>
51 #include <ac/string.h>
53 #include <ac/unistd.h>
58 static int ldap_abandoned LDAP_P(( LDAP *ld, ber_int_t msgid ));
59 static int ldap_mark_abandoned LDAP_P(( LDAP *ld, ber_int_t msgid ));
60 static int wait4msg LDAP_P(( LDAP *ld, ber_int_t msgid, int all, struct timeval *timeout,
61 LDAPMessage **result ));
62 static ber_tag_t try_read1msg LDAP_P(( LDAP *ld, ber_int_t msgid,
63 int all, Sockbuf *sb, LDAPConn *lc, LDAPMessage **result ));
64 static ber_tag_t build_result_ber LDAP_P(( LDAP *ld, BerElement **bp, LDAPRequest *lr ));
65 static void merge_error_info LDAP_P(( LDAP *ld, LDAPRequest *parentr, LDAPRequest *lr ));
66 static LDAPMessage * chkResponseList LDAP_P(( LDAP *ld, int msgid, int all));
70 * ldap_result - wait for an ldap result response to a message from the
71 * ldap server. If msgid is LDAP_RES_ANY (-1), any message will be
72 * accepted. If msgid is LDAP_RES_UNSOLICITED (0), any unsolicited
73 * message is accepted. Otherwise ldap_result will wait for a response
74 * with msgid. If all is LDAP_MSG_ONE (0) the first message with id
75 * msgid will be accepted, otherwise, ldap_result will wait for all
76 * responses with id msgid and then return a pointer to the entire list
77 * of messages. In general, this is only useful for search responses,
78 * which can be of three message types (zero or more entries, zero or
79 * search references, followed by an ldap result). An extension to
80 * LDAPv3 allows partial extended responses to be returned in response
81 * to any request. The type of the first message received is returned.
82 * When waiting, any messages that have been abandoned are discarded.
85 * ldap_result( s, msgid, all, timeout, result )
92 struct timeval *timeout,
93 LDAPMessage **result )
98 assert( result != NULL );
101 LDAP_LOG ( OPERATION, ARGS, "ldap_result msgid %d\n", msgid, 0, 0 );
103 Debug( LDAP_DEBUG_TRACE, "ldap_result msgid %d\n", msgid, 0, 0 );
106 lm = chkResponseList(ld, msgid, all);
109 return( wait4msg( ld, msgid, all, timeout, result ) );
113 ld->ld_errno = LDAP_SUCCESS;
114 return( lm->lm_msgtype );
123 LDAPMessage *lm, *lastlm, *nextlm;
125 * Look through the list of responses we have received on
126 * this association and see if the response we're interested in
127 * is there. If it is, return it. If not, call wait4msg() to
128 * wait until it arrives or timeout occurs.
132 LDAP_LOG ( OPERATION, ARGS, "ldap_chkResponseList for msgid=%d, all=%d\n",
135 Debug( LDAP_DEBUG_TRACE,
136 "ldap_chkResponseList for msgid=%d, all=%d\n",
140 for ( lm = ld->ld_responses; lm != NULL; lm = nextlm ) {
141 nextlm = lm->lm_next;
143 if ( ldap_abandoned( ld, lm->lm_msgid ) ) {
145 LDAP_LOG ( OPERATION, DETAIL1,
146 "ldap_chkResponseList msg abandoned, msgid %d\n", msgid, 0, 0 );
148 Debug( LDAP_DEBUG_TRACE,
149 "ldap_chkResponseList msg abandoned, msgid %d\n",
152 ldap_mark_abandoned( ld, lm->lm_msgid );
154 if ( lastlm == NULL ) {
155 /* Remove first entry in list */
156 ld->ld_responses = lm->lm_next;
158 lastlm->lm_next = nextlm;
166 if ( msgid == LDAP_RES_ANY || lm->lm_msgid == msgid ) {
169 if ( all == LDAP_MSG_ONE || msgid == LDAP_RES_UNSOLICITED ) {
173 for ( tmp = lm; tmp != NULL; tmp = tmp->lm_chain ) {
174 if ( tmp->lm_msgtype != LDAP_RES_SEARCH_ENTRY
175 && tmp->lm_msgtype != LDAP_RES_SEARCH_REFERENCE
176 && tmp->lm_msgtype != LDAP_RES_EXTENDED_PARTIAL )
192 /* Found an entry, remove it from the list */
193 if ( lastlm == NULL ) {
194 ld->ld_responses = (all == LDAP_MSG_ONE && lm->lm_chain != NULL
195 ? lm->lm_chain : lm->lm_next);
197 lastlm->lm_next = (all == LDAP_MSG_ONE && lm->lm_chain != NULL
198 ? lm->lm_chain : lm->lm_next);
200 if ( all == LDAP_MSG_ONE && lm->lm_chain != NULL ) {
201 lm->lm_chain->lm_next = lm->lm_next;
210 LDAP_LOG ( OPERATION, RESULTS, "ldap_chkResponseList returns NULL\n",
213 Debug( LDAP_DEBUG_TRACE,
214 "ldap_chkResponseList returns NULL\n", 0, 0, 0);
218 LDAP_LOG ( OPERATION, RESULTS,
219 "ldap_chkResponseList returns msgid %d, type 0x%02lu\n",
220 lm->lm_msgid, (unsigned long) lm->lm_msgtype, 0 );
222 Debug( LDAP_DEBUG_TRACE,
223 "ldap_chkResponseList returns msgid %d, type 0x%02lu\n",
224 lm->lm_msgid, (unsigned long) lm->lm_msgtype, 0);
236 struct timeval *timeout,
237 LDAPMessage **result )
240 struct timeval tv, *tvp;
241 time_t start_time = 0;
243 LDAPConn *lc, *nextlc;
245 assert( ld != NULL );
246 assert( result != NULL );
249 if ( timeout == NULL ) {
251 LDAP_LOG ( OPERATION, ARGS,
252 "wait4msg (infinite timeout), msgid %d\n", msgid, 0, 0 );
254 Debug( LDAP_DEBUG_TRACE, "wait4msg (infinite timeout), msgid %d\n",
259 LDAP_LOG ( OPERATION, ARGS,
260 "wait4msg (timeout %ld sec, %ld usec), msgid %d\n",
261 (long) timeout->tv_sec, (long) timeout->tv_usec, msgid );
263 Debug( LDAP_DEBUG_TRACE, "wait4msg (timeout %ld sec, %ld usec), msgid %d\n",
264 (long) timeout->tv_sec, (long) timeout->tv_usec, msgid );
267 #endif /* LDAP_DEBUG */
269 if ( timeout == NULL ) {
274 start_time = time( NULL );
281 LDAP_LOG ( OPERATION, ARGS,
282 "wait4msg continue, msgid %d, all %d\n", msgid, all, 0 );
284 Debug( LDAP_DEBUG_TRACE, "wait4msg continue, msgid %d, all %d\n",
287 if ( ldap_debug & LDAP_DEBUG_TRACE ) {
288 ldap_dump_connection( ld, ld->ld_conns, 1 );
289 ldap_dump_requests_and_responses( ld );
291 #endif /* LDAP_DEBUG */
293 if( (*result = chkResponseList(ld, msgid, all)) != NULL ) {
294 rc = (*result)->lm_msgtype;
297 for ( lc = ld->ld_conns; lc != NULL; lc = lc->lconn_next ) {
298 if ( ber_sockbuf_ctrl( lc->lconn_sb,
299 LBER_SB_OPT_DATA_READY, NULL ) ) {
300 rc = try_read1msg( ld, msgid, all, lc->lconn_sb,
307 rc = ldap_int_select( ld, tvp );
313 LDAP_LOG ( OPERATION, ARGS,
314 "wait4msg: ldap_int_select returned -1: errno %d\n",
317 Debug( LDAP_DEBUG_TRACE,
318 "ldap_int_select returned -1: errno %d\n",
324 if ( rc == 0 || ( rc == -1 && (
325 !LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_RESTART)
326 || errno != EINTR )))
328 ld->ld_errno = (rc == -1 ? LDAP_SERVER_DOWN :
334 rc = -2; /* select interrupted: loop */
337 if ( ld->ld_requests &&
338 ld->ld_requests->lr_status == LDAP_REQST_WRITING &&
339 ldap_is_write_ready( ld,
340 ld->ld_requests->lr_conn->lconn_sb ) ) {
341 ldap_int_flush_request( ld, ld->ld_requests );
343 for ( lc = ld->ld_conns; rc == -2 && lc != NULL;
345 nextlc = lc->lconn_next;
346 if ( lc->lconn_status ==
347 LDAP_CONNST_CONNECTED &&
348 ldap_is_read_ready( ld,
350 rc = try_read1msg( ld, msgid, all,
351 lc->lconn_sb, lc, result );
358 if ( rc == -2 && tvp != NULL ) {
359 tmp_time = time( NULL );
360 if (( tv.tv_sec -= ( tmp_time - start_time )) <= 0 ) {
361 rc = 0; /* timed out */
362 ld->ld_errno = LDAP_TIMEOUT;
367 LDAP_LOG ( OPERATION, DETAIL1,
368 "wait4msg: %ld secs to go\n", (long) tv.tv_sec, 0, 0 );
370 Debug( LDAP_DEBUG_TRACE, "wait4msg: %ld secs to go\n",
371 (long) tv.tv_sec, 0, 0 );
373 start_time = tmp_time;
388 LDAPMessage **result )
391 LDAPMessage *new, *l, *prev, *tmp;
396 LDAPRequest *lr, *tmplr;
398 int rc, refer_cnt, hadref, simple_request;
401 * v3ref = flag for V3 referral / search reference
402 * 0 = not a ref, 1 = sucessfully chased ref, -1 = pass ref to application
406 assert( ld != NULL );
407 assert( lc != NULL );
410 LDAP_LOG ( OPERATION, ARGS, "read1msg: msgid %d, all %d\n", msgid, all, 0 );
412 Debug( LDAP_DEBUG_TRACE, "read1msg: msgid %d, all %d\n", msgid, all, 0 );
415 if ( lc->lconn_ber == NULL ) {
416 lc->lconn_ber = ldap_alloc_ber_with_options(ld);
418 if( lc->lconn_ber == NULL ) {
424 assert( LBER_VALID (ber) );
426 /* get the next message */
428 #ifdef LDAP_CONNECTIONLESS
429 if ( LDAP_IS_UDP(ld) ) {
430 struct sockaddr from;
431 ber_int_sb_read(sb, &from, sizeof(struct sockaddr));
434 if ( (tag = ber_get_next( sb, &len, ber ))
435 != LDAP_TAG_MESSAGE ) {
436 if ( tag == LBER_DEFAULT) {
439 LDAP_LOG ( OPERATION, DETAIL1,
440 "read1msg: ber_get_next failed\n", 0, 0, 0 );
442 Debug( LDAP_DEBUG_CONNS,
443 "ber_get_next failed.\n", 0, 0, 0 );
447 if (errno==EWOULDBLOCK) return -2;
450 if (errno == EAGAIN) return -2;
452 ld->ld_errno = LDAP_SERVER_DOWN;
455 ld->ld_errno = LDAP_LOCAL_ERROR;
460 * We read a complete message.
461 * The connection should no longer need this ber.
463 lc->lconn_ber = NULL;
466 if ( ber_get_int( ber, &id ) == LBER_ERROR ) {
468 ld->ld_errno = LDAP_DECODING_ERROR;
472 /* if it's been abandoned, toss it */
473 if ( ldap_abandoned( ld, id ) ) {
476 LDAP_LOG ( OPERATION, DETAIL1, "read1msg: abandoned\n", 0, 0, 0 );
478 Debug( LDAP_DEBUG_ANY, "abandoned\n", 0, 0, 0);
480 return( -2 ); /* continue looking */
483 if (( lr = ldap_find_request_by_msgid( ld, id )) == NULL ) {
485 LDAP_LOG ( OPERATION, DETAIL1,
486 "read1msg: no request for response with msgid %ld (tossing)\n",
489 Debug( LDAP_DEBUG_ANY,
490 "no request for response with msgid %ld (tossing)\n",
494 return( -2 ); /* continue looking */
496 #ifdef LDAP_CONNECTIONLESS
497 if (LDAP_IS_UDP(ld) && ld->ld_options.ldo_version == LDAP_VERSION2) {
499 ber_scanf(ber, "m{", &blank);
502 /* the message type */
503 if ( (tag = ber_peek_tag( ber, &len )) == LBER_ERROR ) {
504 ld->ld_errno = LDAP_DECODING_ERROR;
510 LDAP_LOG ( OPERATION, DETAIL1,
511 "read1msg: ldap_read: message type %s msgid %ld, original id %ld\n",
512 ldap_int_msgtype2str( tag ),
513 (long) lr->lr_msgid, (long) lr->lr_origid );
515 Debug( LDAP_DEBUG_TRACE,
516 "ldap_read: message type %s msgid %ld, original id %ld\n",
517 ldap_int_msgtype2str( tag ),
518 (long) lr->lr_msgid, (long) lr->lr_origid );
523 hadref = simple_request = 0;
524 rc = -2; /* default is to keep looking (no response found) */
525 lr->lr_res_msgtype = tag;
528 * This code figures out if we are going to chase a
529 * referral / search reference, or pass it back to the application
531 v3ref = 0; /* Assume not a V3 search reference or referral */
532 if( (tag != LDAP_RES_SEARCH_ENTRY) && (ld->ld_version > LDAP_VERSION2) ) {
533 BerElement tmpber = *ber; /* struct copy */
536 if( tag == LDAP_RES_SEARCH_REFERENCE) {
537 /* This is a V3 search reference */
538 /* Assume we do not chase the reference, but pass it to application */
540 if( LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_REFERRALS) ||
541 (lr->lr_parent != NULL) )
543 /* Get the referral list */
544 if ( ber_scanf( &tmpber, "{v}", &refs ) == LBER_ERROR ) {
545 rc = LDAP_DECODING_ERROR;
547 /* Note: refs arrary is freed by ldap_chase_v3referrals */
548 refer_cnt = ldap_chase_v3referrals( ld, lr, refs,
549 1, &lr->lr_res_error, &hadref );
550 if ( refer_cnt > 0 ) { /* sucessfully chased reference */
551 /* If haven't got end search, set chasing referrals */
552 if( lr->lr_status != LDAP_REQST_COMPLETED) {
553 lr->lr_status = LDAP_REQST_CHASINGREFS;
555 LDAP_LOG ( OPERATION, DETAIL1,
556 "read1msg: search ref chased,"
557 "mark request chasing refs, id = %d\n",
558 lr->lr_msgid, 0, 0 );
560 Debug( LDAP_DEBUG_TRACE,
561 "read1msg: search ref chased, mark request chasing refs, id = %d\n",
565 v3ref = 1; /* We sucessfully chased the reference */
570 /* Check for V3 referral */
572 if ( ber_scanf( &tmpber, "{iaa",/*}*/ &lderr,
573 &lr->lr_res_matched, &lr->lr_res_error )
575 /* Check if V3 referral */
576 if( ber_peek_tag( &tmpber, &len) == LDAP_TAG_REFERRAL ) {
577 /* We have a V3 referral, assume we cannot chase it */
579 if( LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_REFERRALS)
580 || (lr->lr_parent != NULL) )
582 v3ref = -1; /* Assume referral not chased and return it to app */
583 /* Get the referral list */
584 if( ber_scanf( &tmpber, "{v}", &refs) == LBER_ERROR) {
585 rc = LDAP_DECODING_ERROR;
586 lr->lr_status = LDAP_REQST_COMPLETED;
588 LDAP_LOG ( OPERATION, DETAIL1,
589 "read1msg: referral decode error,"
590 "mark request completed, id = %d\n",
591 lr->lr_msgid, 0, 0 );
593 Debug( LDAP_DEBUG_TRACE,
594 "read1msg: referral decode error, mark request completed, id = %d\n",
598 /* Chase the referral
599 * Note: refs arrary is freed by ldap_chase_v3referrals
601 refer_cnt = ldap_chase_v3referrals( ld, lr, refs,
602 0, &lr->lr_res_error, &hadref );
603 lr->lr_status = LDAP_REQST_COMPLETED;
605 LDAP_LOG ( OPERATION, DETAIL1,
606 "read1msg: referral chased,"
607 "mark request completed, id = %d\n",
608 lr->lr_msgid, 0, 0 );
610 Debug( LDAP_DEBUG_TRACE,
611 "read1msg: referral chased, mark request completed, id = %d\n",
615 v3ref = 1; /* Referral successfully chased */
621 if( lr->lr_res_matched != NULL ) {
622 LDAP_FREE( lr->lr_res_matched );
623 lr->lr_res_matched = NULL;
625 if( lr->lr_res_error != NULL ) {
626 LDAP_FREE( lr->lr_res_error );
627 lr->lr_res_error = NULL;
633 /* All results that just return a status, i.e. don't return data
634 * go through the following code. This code also chases V2 referrals
635 * and checks if all referrals have been chased.
637 if ( (tag != LDAP_RES_SEARCH_ENTRY) && (v3ref > -1) ) {
638 /* For a v3 search referral/reference, only come here if already chased it */
639 if ( ld->ld_version >= LDAP_VERSION2 &&
640 ( lr->lr_parent != NULL ||
641 LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_REFERRALS) ) )
643 tmpber = *ber; /* struct copy */
645 /* V3 search reference or V3 referral
646 * sucessfully chased. If this message
647 * is a search result, then it has no more
648 * outstanding referrals.
650 if ( tag == LDAP_RES_SEARCH_RESULT )
652 } else if ( ber_scanf( &tmpber, "{iaa}", &lderr,
653 &lr->lr_res_matched, &lr->lr_res_error )
655 if ( lderr != LDAP_SUCCESS ) {
656 /* referrals are in error string */
657 refer_cnt = ldap_chase_referrals( ld, lr,
658 &lr->lr_res_error, -1, &hadref );
659 lr->lr_status = LDAP_REQST_COMPLETED;
661 LDAP_LOG ( OPERATION, DETAIL1,
662 "read1msg: V2 referral chased,"
663 "mark request completed, id = %d\n",
664 lr->lr_msgid, 0, 0 );
666 Debug( LDAP_DEBUG_TRACE,
667 "read1msg: V2 referral chased, mark request completed, id = %d\n", lr->lr_msgid, 0, 0);
671 /* save errno, message, and matched string */
672 if ( !hadref || lr->lr_res_error == NULL ) {
673 lr->lr_res_errno = ( lderr ==
674 LDAP_PARTIAL_RESULTS ) ? LDAP_SUCCESS
676 } else if ( ld->ld_errno != LDAP_SUCCESS ) {
677 lr->lr_res_errno = ld->ld_errno;
679 lr->lr_res_errno = LDAP_PARTIAL_RESULTS;
682 LDAP_LOG ( OPERATION, DETAIL1,
683 "read1msg: new result: res_errno: %d, res_error: <%s>, res_matched: <%s>\n",
684 lr->lr_res_errno, lr->lr_res_error ? lr->lr_res_error : "",
685 lr->lr_res_matched ? lr->lr_res_matched : "" );
687 Debug( LDAP_DEBUG_TRACE,
688 "new result: res_errno: %d, res_error: <%s>, res_matched: <%s>\n",
689 lr->lr_res_errno, lr->lr_res_error ? lr->lr_res_error : "",
690 lr->lr_res_matched ? lr->lr_res_matched : "" );
696 LDAP_LOG ( OPERATION, DETAIL1, "read1msg: %d new referrals\n",
699 Debug( LDAP_DEBUG_TRACE,
700 "read1msg: %d new referrals\n", refer_cnt, 0, 0 );
703 if ( refer_cnt != 0 ) { /* chasing referrals */
706 if ( refer_cnt < 0 ) {
707 return( -1 ); /* fatal error */
709 lr->lr_res_errno = LDAP_SUCCESS; /* sucessfully chased referral */
711 if ( lr->lr_outrefcnt <= 0 && lr->lr_parent == NULL ) {
712 /* request without any referrals */
713 simple_request = ( hadref ? 0 : 1 );
715 /* request with referrals or child request */
720 lr->lr_status = LDAP_REQST_COMPLETED; /* declare this request done */
722 LDAP_LOG ( OPERATION, DETAIL1,
723 "read1msg: mark request completed, id = %d\n",
724 lr->lr_msgid, 0, 0 );
726 Debug( LDAP_DEBUG_TRACE,
727 "read1msg: mark request completed, id = %d\n", lr->lr_msgid, 0, 0);
729 while ( lr->lr_parent != NULL ) {
730 merge_error_info( ld, lr->lr_parent, lr );
733 if ( --lr->lr_outrefcnt > 0 ) {
734 break; /* not completely done yet */
738 /* Check if all requests are finished, lr is now parent */
740 if (tmplr->lr_status == LDAP_REQST_COMPLETED) {
741 for(tmplr=lr->lr_child; tmplr != NULL; tmplr=tmplr->lr_refnext) {
742 if( tmplr->lr_status != LDAP_REQST_COMPLETED) {
748 /* This is the parent request if the request has referrals */
749 if ( lr->lr_outrefcnt <= 0 && lr->lr_parent == NULL && tmplr == NULL ) {
751 tag = lr->lr_res_msgtype;
753 LDAP_LOG ( OPERATION, DETAIL1,
754 "read1msg: request %ld done\n", (long) id, 0, 0 );
755 LDAP_LOG ( OPERATION, DETAIL1,
756 "read1msg: res_errno: %d,res_error: <%s>, res_matched: <%s>\n",
757 lr->lr_res_errno, lr->lr_res_error ? lr->lr_res_error : "",
758 lr->lr_res_matched ? lr->lr_res_matched : "" );
760 Debug( LDAP_DEBUG_ANY, "request %ld done\n",
762 Debug( LDAP_DEBUG_TRACE,
763 "res_errno: %d, res_error: <%s>, res_matched: <%s>\n",
764 lr->lr_res_errno, lr->lr_res_error ? lr->lr_res_error : "",
765 lr->lr_res_matched ? lr->lr_res_matched : "" );
767 if ( !simple_request ) {
770 if ( build_result_ber( ld, &ber, lr )
772 rc = -1; /* fatal error */
776 ldap_free_request( ld, lr );
780 ldap_free_connection( ld, lc, 0, 1 );
789 /* make a new ldap message */
790 if ( (new = (LDAPMessage *) LDAP_CALLOC( 1, sizeof(LDAPMessage) ))
792 ld->ld_errno = LDAP_NO_MEMORY;
795 new->lm_msgid = (int)id;
796 new->lm_msgtype = tag;
800 if ( ld->ld_cache != NULL ) {
801 ldap_add_result_to_cache( ld, new );
803 #endif /* LDAP_NOCACHE */
805 /* is this the one we're looking for? */
806 if ( msgid == LDAP_RES_ANY || id == msgid ) {
807 if ( all == LDAP_MSG_ONE
808 || (new->lm_msgtype != LDAP_RES_SEARCH_RESULT
809 && new->lm_msgtype != LDAP_RES_SEARCH_ENTRY
810 && new->lm_msgtype != LDAP_RES_SEARCH_REFERENCE) ) {
812 ld->ld_errno = LDAP_SUCCESS;
814 } else if ( new->lm_msgtype == LDAP_RES_SEARCH_RESULT) {
815 foundit = 1; /* return the chain later */
820 * if not, we must add it to the list of responses. if
821 * the msgid is already there, it must be part of an existing
826 for ( l = ld->ld_responses; l != NULL; l = l->lm_next ) {
827 if ( l->lm_msgid == new->lm_msgid )
832 /* not part of an existing search response */
836 ld->ld_errno = LDAP_SUCCESS;
840 new->lm_next = ld->ld_responses;
841 ld->ld_responses = new;
842 return( -2 ); /* continue looking */
846 LDAP_LOG ( OPERATION, DETAIL1,
847 "read1msg: adding response id %ld type %ld\n",
848 (long) new->lm_msgid, (long) new->lm_msgtype, 0 );
850 Debug( LDAP_DEBUG_TRACE, "adding response id %ld type %ld:\n",
851 (long) new->lm_msgid, (long) new->lm_msgtype, 0 );
854 /* part of a search response - add to end of list of entries */
855 for ( tmp = l; (tmp->lm_chain != NULL) &&
856 ((tmp->lm_chain->lm_msgtype == LDAP_RES_SEARCH_ENTRY) ||
857 (tmp->lm_chain->lm_msgtype == LDAP_RES_SEARCH_REFERENCE) ||
858 (tmp->lm_chain->lm_msgtype == LDAP_RES_EXTENDED_PARTIAL ));
859 tmp = tmp->lm_chain )
863 /* return the whole chain if that's what we were looking for */
866 ld->ld_responses = l->lm_next;
868 prev->lm_next = l->lm_next;
870 ld->ld_errno = LDAP_SUCCESS;
871 #ifdef LDAP_WORLD_P16
873 * XXX questionable fix; see text for [P16] on
874 * http://www.critical-angle.com/ldapworld/patch/
876 * inclusion of this patch causes searchs to hang on
879 return( l->lm_msgtype );
880 #else /* LDAP_WORLD_P16 */
882 #endif /* !LDAP_WORLD_P16 */
885 return( -2 ); /* continue looking */
890 build_result_ber( LDAP *ld, BerElement **bp, LDAPRequest *lr )
898 ber = ldap_alloc_ber_with_options( ld );
901 ld->ld_errno = LDAP_NO_MEMORY;
905 if ( ber_printf( ber, "{it{ess}}", lr->lr_msgid,
906 lr->lr_res_msgtype, lr->lr_res_errno,
907 lr->lr_res_matched ? lr->lr_res_matched : "",
908 lr->lr_res_error ? lr->lr_res_error : "" ) == -1 ) {
910 ld->ld_errno = LDAP_ENCODING_ERROR;
912 return( LBER_ERROR );
917 if ( ber_skip_tag( ber, &len ) == LBER_ERROR ) {
918 ld->ld_errno = LDAP_DECODING_ERROR;
920 return( LBER_ERROR );
923 if ( ber_get_int( ber, &along ) == LBER_ERROR ) {
924 ld->ld_errno = LDAP_DECODING_ERROR;
926 return( LBER_ERROR );
929 tag = ber_peek_tag( ber, &len );
931 if ( tag == LBER_ERROR ) {
932 ld->ld_errno = LDAP_DECODING_ERROR;
934 return( LBER_ERROR );
943 merge_error_info( LDAP *ld, LDAPRequest *parentr, LDAPRequest *lr )
946 * Merge error information in "lr" with "parentr" error code and string.
948 if ( lr->lr_res_errno == LDAP_PARTIAL_RESULTS ) {
949 parentr->lr_res_errno = lr->lr_res_errno;
950 if ( lr->lr_res_error != NULL ) {
951 (void)ldap_append_referral( ld, &parentr->lr_res_error,
954 } else if ( lr->lr_res_errno != LDAP_SUCCESS &&
955 parentr->lr_res_errno == LDAP_SUCCESS ) {
956 parentr->lr_res_errno = lr->lr_res_errno;
957 if ( parentr->lr_res_error != NULL ) {
958 LDAP_FREE( parentr->lr_res_error );
960 parentr->lr_res_error = lr->lr_res_error;
961 lr->lr_res_error = NULL;
962 if ( LDAP_NAME_ERROR( lr->lr_res_errno )) {
963 if ( parentr->lr_res_matched != NULL ) {
964 LDAP_FREE( parentr->lr_res_matched );
966 parentr->lr_res_matched = lr->lr_res_matched;
967 lr->lr_res_matched = NULL;
972 LDAP_LOG( OPERATION, DETAIL1, "merged parent (id %d) error info: ",
973 parentr->lr_msgid, 0, 0 );
974 LDAP_LOG( OPERATION, DETAIL1, "result errno %d, error <%s>, matched <%s>\n",
975 parentr->lr_res_errno, parentr->lr_res_error ?
976 parentr->lr_res_error : "", parentr->lr_res_matched ?
977 parentr->lr_res_matched : "" );
979 Debug( LDAP_DEBUG_TRACE, "merged parent (id %d) error info: ",
980 parentr->lr_msgid, 0, 0 );
981 Debug( LDAP_DEBUG_TRACE, "result errno %d, error <%s>, matched <%s>\n",
982 parentr->lr_res_errno, parentr->lr_res_error ?
983 parentr->lr_res_error : "", parentr->lr_res_matched ?
984 parentr->lr_res_matched : "" );
991 ldap_msgtype( LDAPMessage *lm )
993 assert( lm != NULL );
994 return ( lm != NULL ) ? lm->lm_msgtype : -1;
999 ldap_msgid( LDAPMessage *lm )
1001 assert( lm != NULL );
1003 return ( lm != NULL ) ? lm->lm_msgid : -1;
1007 char * ldap_int_msgtype2str( ber_tag_t tag )
1010 case LDAP_RES_ADD: return "add";
1011 case LDAP_RES_BIND: return "bind";
1012 case LDAP_RES_COMPARE: return "compare";
1013 case LDAP_RES_DELETE: return "delete";
1014 case LDAP_RES_EXTENDED: return "extended-result";
1015 case LDAP_RES_EXTENDED_PARTIAL: return "extended-partial";
1016 case LDAP_RES_MODIFY: return "modify";
1017 case LDAP_RES_RENAME: return "rename";
1018 case LDAP_RES_SEARCH_ENTRY: return "search-entry";
1019 case LDAP_RES_SEARCH_REFERENCE: return "search-reference";
1020 case LDAP_RES_SEARCH_RESULT: return "search-result";
1026 ldap_msgfree( LDAPMessage *lm )
1032 LDAP_LOG ( OPERATION, ENTRY, "ldap_msgfree\n", 0, 0, 0 );
1034 Debug( LDAP_DEBUG_TRACE, "ldap_msgfree\n", 0, 0, 0 );
1037 for ( ; lm != NULL; lm = next ) {
1038 next = lm->lm_chain;
1039 type = lm->lm_msgtype;
1040 ber_free( lm->lm_ber, 1 );
1041 LDAP_FREE( (char *) lm );
1048 * ldap_msgdelete - delete a message. It returns:
1049 * 0 if the entire message was deleted
1050 * -1 if the message was not found, or only part of it was found
1053 ldap_msgdelete( LDAP *ld, int msgid )
1055 LDAPMessage *lm, *prev;
1057 assert( ld != NULL );
1060 LDAP_LOG ( OPERATION, ENTRY, "ldap_msgdelete\n", 0, 0, 0 );
1062 Debug( LDAP_DEBUG_TRACE, "ldap_msgdelete\n", 0, 0, 0 );
1066 for ( lm = ld->ld_responses; lm != NULL; lm = lm->lm_next ) {
1067 if ( lm->lm_msgid == msgid )
1076 ld->ld_responses = lm->lm_next;
1078 prev->lm_next = lm->lm_next;
1080 if ( ldap_msgfree( lm ) == LDAP_RES_SEARCH_ENTRY )
1088 * return 1 if message msgid is waiting to be abandoned, 0 otherwise
1091 ldap_abandoned( LDAP *ld, ber_int_t msgid )
1095 if ( ld->ld_abandoned == NULL )
1098 for ( i = 0; ld->ld_abandoned[i] != -1; i++ )
1099 if ( ld->ld_abandoned[i] == msgid )
1107 ldap_mark_abandoned( LDAP *ld, ber_int_t msgid )
1111 if ( ld->ld_abandoned == NULL )
1114 for ( i = 0; ld->ld_abandoned[i] != -1; i++ )
1115 if ( ld->ld_abandoned[i] == msgid )
1118 if ( ld->ld_abandoned[i] == -1 )
1121 for ( ; ld->ld_abandoned[i] != -1; i++ ) {
1122 ld->ld_abandoned[i] = ld->ld_abandoned[i + 1];