/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
- * Copyright 1998-2005 The OpenLDAP Foundation.
+ * Copyright 1998-2006 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* can be found in the file "build/LICENSE-2.0.1" in this distribution
* of OpenLDAP Software.
*/
-/* Portions Copyright (C) The Internet Society (1997)
- * ASN.1 fragments are from RFC 2251; see RFC for full legal notices.
- */
/*
- * LDAPv3 (RFC2251)
+ * LDAPv3 (RFC 4511)
* LDAPResult ::= SEQUENCE {
- * resultCode ENUMERATED { ... },
- * matchedDN LDAPDN,
- * errorMessage LDAPString,
- * referral Referral OPTIONAL
+ * resultCode ENUMERATED { ... },
+ * matchedDN LDAPDN,
+ * diagnosticMessage LDAPString,
+ * referral [3] Referral OPTIONAL
* }
* Referral ::= SEQUENCE OF LDAPURL (one or more)
* LDAPURL ::= LDAPString (limited to URL chars)
#include "ldap-int.h"
#include "ldap_log.h"
-static int ldap_abandoned LDAP_P(( LDAP *ld, ber_int_t msgid ));
+static int ldap_abandoned_idx LDAP_P(( LDAP *ld, ber_int_t msgid ));
+#define ldap_abandoned(ld, msgid) ( ldap_abandoned_idx((ld), (msgid)) > -1 )
static int ldap_mark_abandoned LDAP_P(( LDAP *ld, ber_int_t msgid ));
static int wait4msg LDAP_P(( LDAP *ld, ber_int_t msgid, int all, struct timeval *timeout,
LDAPMessage **result ));
static ber_tag_t try_read1msg LDAP_P(( LDAP *ld, ber_int_t msgid,
- int all, Sockbuf *sb, LDAPConn **lc, LDAPMessage **result ));
+ int all, LDAPConn **lc, LDAPMessage **result ));
static ber_tag_t build_result_ber LDAP_P(( LDAP *ld, BerElement **bp, LDAPRequest *lr ));
static void merge_error_info LDAP_P(( LDAP *ld, LDAPRequest *parentr, LDAPRequest *lr ));
static LDAPMessage * chkResponseList LDAP_P(( LDAP *ld, int msgid, int all));
+#define LDAP_MSG_X_KEEP_LOOKING (-2)
+
/*
* ldap_result - wait for an ldap result response to a message from the
struct timeval *timeout,
LDAPMessage **result )
{
- LDAPMessage *lm;
- int rc;
+ LDAPMessage *lm = NULL;
+ int rc;
assert( ld != NULL );
assert( result != NULL );
- Debug( LDAP_DEBUG_TRACE, "ldap_result msgid %d\n", msgid, 0, 0 );
+ Debug( LDAP_DEBUG_TRACE, "ldap_result ld %p msgid %d\n", (void *)ld, msgid, 0 );
#ifdef LDAP_R_COMPILE
ldap_pvt_thread_mutex_lock( &ld->ld_res_mutex );
#endif
- lm = chkResponseList(ld, msgid, all);
+
+#if 0
+ /* this is already done inside wait4msg(), right?... */
+ lm = chkResponseList( ld, msgid, all );
+#endif
if ( lm == NULL ) {
rc = wait4msg( ld, msgid, all, timeout, result );
+
} else {
*result = lm;
ld->ld_errno = LDAP_SUCCESS;
rc = lm->lm_msgtype;
}
+
#ifdef LDAP_R_COMPILE
ldap_pvt_thread_mutex_unlock( &ld->ld_res_mutex );
#endif
- return( rc );
+
+ return rc;
}
static LDAPMessage *
int msgid,
int all)
{
- LDAPMessage *lm, *lastlm, *nextlm;
- /*
+ LDAPMessage *lm, **lastlm, *nextlm;
+ int cnt = 0;
+
+ /*
* Look through the list of responses we have received on
* this association and see if the response we're interested in
* is there. If it is, return it. If not, call wait4msg() to
* wait until it arrives or timeout occurs.
*/
+#ifdef LDAP_R_COMPILE
+ LDAP_PVT_THREAD_ASSERT_MUTEX_OWNER( &ld->ld_res_mutex );
+#endif
+
Debug( LDAP_DEBUG_TRACE,
- "ldap_chkResponseList for msgid=%d, all=%d\n",
- msgid, all, 0 );
- lastlm = NULL;
+ "ldap_chkResponseList ld %p msgid %d all %d\n",
+ (void *)ld, msgid, all );
+
+ lastlm = &ld->ld_responses;
for ( lm = ld->ld_responses; lm != NULL; lm = nextlm ) {
nextlm = lm->lm_next;
+ ++cnt;
if ( ldap_abandoned( ld, lm->lm_msgid ) ) {
Debug( LDAP_DEBUG_TRACE,
"ldap_chkResponseList msg abandoned, msgid %d\n",
- msgid, 0, 0 );
+ msgid, 0, 0 );
ldap_mark_abandoned( ld, lm->lm_msgid );
- if ( lastlm == NULL ) {
- /* Remove first entry in list */
- ld->ld_responses = lm->lm_next;
- } else {
- lastlm->lm_next = nextlm;
- }
+ /* Remove this entry from list */
+ *lastlm = nextlm;
ldap_msgfree( lm );
if ( msgid == LDAP_RES_ANY || lm->lm_msgid == msgid ) {
LDAPMessage *tmp;
- if ( all == LDAP_MSG_ONE || msgid == LDAP_RES_UNSOLICITED ) {
+ if ( all == LDAP_MSG_ONE || all == LDAP_MSG_RECEIVED ||
+ msgid == LDAP_RES_UNSOLICITED )
+ {
break;
}
- if ( lm->lm_chain == NULL ) {
- assert(lm->lm_chain_tail == lm);
- if ((lm->lm_msgtype == LDAP_RES_SEARCH_ENTRY) ||
- (lm->lm_msgtype == LDAP_RES_SEARCH_REFERENCE) ||
- (lm->lm_msgtype == LDAP_RES_INTERMEDIATE)) {
- tmp = NULL;
- } else {
- tmp = lm;
- }
- } else {
- assert(lm->lm_chain_tail != NULL);
- assert(lm->lm_chain_tail->lm_chain != NULL);
- if ((lm->lm_chain_tail->lm_chain->lm_msgtype
- == LDAP_RES_SEARCH_ENTRY) ||
- (lm->lm_chain_tail->lm_chain->lm_msgtype
- == LDAP_RES_SEARCH_REFERENCE) ||
- (lm->lm_chain_tail->lm_chain->lm_msgtype
- == LDAP_RES_INTERMEDIATE)) {
- tmp = NULL;
- } else {
- tmp = lm->lm_chain_tail->lm_chain;
- }
+ tmp = lm->lm_chain_tail;
+ if ( (tmp->lm_msgtype == LDAP_RES_SEARCH_ENTRY) ||
+ (tmp->lm_msgtype == LDAP_RES_SEARCH_REFERENCE) ||
+ (tmp->lm_msgtype == LDAP_RES_INTERMEDIATE) )
+ {
+ tmp = NULL;
}
if ( tmp == NULL ) {
break;
}
- lastlm = lm;
+ lastlm = &lm->lm_next;
+ }
+
+#if 0
+ {
+ char buf[ BUFSIZ ];
+
+ snprintf( buf, sizeof( buf ), "ld=%p msgid=%d%s cnt=%d",
+ ld, msgid, all ? " all" : "", cnt );
+ Debug( LDAP_DEBUG_TRACE, "+++ chkResponseList %s\n", buf, 0, 0 );
}
+#endif
- if ( lm != NULL ) {
+ if ( lm != NULL ) {
/* Found an entry, remove it from the list */
- if ( lastlm == NULL ) {
- ld->ld_responses = (all == LDAP_MSG_ONE && lm->lm_chain != NULL
- ? lm->lm_chain : lm->lm_next);
- } else {
- lastlm->lm_next = (all == LDAP_MSG_ONE && lm->lm_chain != NULL
- ? lm->lm_chain : lm->lm_next);
- }
- if ( all == LDAP_MSG_ONE && lm->lm_chain != NULL ) {
+ if ( all == LDAP_MSG_ONE && lm->lm_chain != NULL ) {
+ *lastlm = lm->lm_chain;
lm->lm_chain->lm_next = lm->lm_next;
lm->lm_chain->lm_chain_tail = ( lm->lm_chain_tail != lm ) ? lm->lm_chain_tail : lm->lm_chain;
- assert(lm->lm_chain->lm_chain_tail != NULL);
lm->lm_chain = NULL;
lm->lm_chain_tail = NULL;
- }
- lm->lm_next = NULL;
- }
+ } else {
+ *lastlm = lm->lm_next;
+ }
+ lm->lm_next = NULL;
+ }
#ifdef LDAP_DEBUG
- if( lm == NULL) {
+ if ( lm == NULL) {
Debug( LDAP_DEBUG_TRACE,
- "ldap_chkResponseList returns NULL\n", 0, 0, 0);
+ "ldap_chkResponseList returns ld %p NULL\n", (void *)ld, 0, 0);
} else {
Debug( LDAP_DEBUG_TRACE,
- "ldap_chkResponseList returns msgid %d, type 0x%02lu\n",
- lm->lm_msgid, (unsigned long) lm->lm_msgtype, 0);
+ "ldap_chkResponseList returns ld %p msgid %d, type 0x%02lu\n",
+ (void *)ld, lm->lm_msgid, (unsigned long) lm->lm_msgtype );
}
#endif
return lm;
LDAPMessage **result )
{
int rc;
- struct timeval tv, tv0, *tvp;
+ struct timeval tv = { 0 },
+ tv0 = { 0 },
+ *tvp;
time_t start_time = 0;
time_t tmp_time;
- LDAPConn *lc, *nextlc;
+ LDAPConn *lc;
assert( ld != NULL );
assert( result != NULL );
+#ifdef LDAP_R_COMPILE
+ LDAP_PVT_THREAD_ASSERT_MUTEX_OWNER( &ld->ld_res_mutex );
+#endif
+
#ifdef LDAP_DEBUG
if ( timeout == NULL ) {
- Debug( LDAP_DEBUG_TRACE, "wait4msg (infinite timeout), msgid %d\n",
- msgid, 0, 0 );
+ Debug( LDAP_DEBUG_TRACE, "wait4msg ld %p msgid %d (infinite timeout)\n",
+ (void *)ld, msgid, 0 );
} else {
- Debug( LDAP_DEBUG_TRACE, "wait4msg (timeout %ld sec, %ld usec), msgid %d\n",
- (long) timeout->tv_sec, (long) timeout->tv_usec, msgid );
+ Debug( LDAP_DEBUG_TRACE, "wait4msg ld %p msgid %d (timeout %ld usec)\n",
+ (void *)ld, msgid, (long)timeout->tv_sec * 1000000 + timeout->tv_usec );
}
#endif /* LDAP_DEBUG */
start_time = time( NULL );
}
- rc = -2;
- while ( rc == -2 ) {
+ rc = LDAP_MSG_X_KEEP_LOOKING;
+ while ( rc == LDAP_MSG_X_KEEP_LOOKING ) {
#ifdef LDAP_DEBUG
- Debug( LDAP_DEBUG_TRACE, "wait4msg continue, msgid %d, all %d\n",
- msgid, all, 0 );
if ( ldap_debug & LDAP_DEBUG_TRACE ) {
+ Debug( LDAP_DEBUG_TRACE, "wait4msg continue ld %p msgid %d all %d\n",
+ (void *)ld, msgid, all );
+#ifdef LDAP_R_COMPILE
+ ldap_pvt_thread_mutex_lock( &ld->ld_conn_mutex );
+#endif
ldap_dump_connection( ld, ld->ld_conns, 1 );
+#ifdef LDAP_R_COMPILE
+ ldap_pvt_thread_mutex_unlock( &ld->ld_conn_mutex );
+ ldap_pvt_thread_mutex_lock( &ld->ld_req_mutex );
+#endif
ldap_dump_requests_and_responses( ld );
+#ifdef LDAP_R_COMPILE
+ ldap_pvt_thread_mutex_unlock( &ld->ld_req_mutex );
+#endif
}
#endif /* LDAP_DEBUG */
- if ( (*result = chkResponseList(ld, msgid, all)) != NULL ) {
+ if ( ( *result = chkResponseList( ld, msgid, all ) ) != NULL ) {
rc = (*result)->lm_msgtype;
} else {
int lc_ready = 0;
- for ( lc = ld->ld_conns; lc != NULL; lc = nextlc ) {
- nextlc = lc->lconn_next;
+#ifdef LDAP_R_COMPILE
+ ldap_pvt_thread_mutex_lock( &ld->ld_conn_mutex );
+#endif
+ for ( lc = ld->ld_conns; lc != NULL; lc = lc->lconn_next ) {
if ( ber_sockbuf_ctrl( lc->lconn_sb,
- LBER_SB_OPT_DATA_READY, NULL ) ) {
- rc = try_read1msg( ld, msgid, all, lc->lconn_sb,
- &lc, result );
+ LBER_SB_OPT_DATA_READY, NULL ) )
+ {
+#ifdef LDAP_R_COMPILE
+ ldap_pvt_thread_mutex_unlock( &ld->ld_conn_mutex );
+#endif
+ rc = try_read1msg( ld, msgid, all, &lc, result );
+#ifdef LDAP_R_COMPILE
+ ldap_pvt_thread_mutex_lock( &ld->ld_conn_mutex );
+#endif
lc_ready = 1;
break;
}
- }
+ }
+#ifdef LDAP_R_COMPILE
+ ldap_pvt_thread_mutex_unlock( &ld->ld_conn_mutex );
+#endif
if ( !lc_ready ) {
rc = ldap_int_select( ld, tvp );
if ( rc == -1 ) {
Debug( LDAP_DEBUG_TRACE,
"ldap_int_select returned -1: errno %d\n",
- errno, 0, 0 );
+ sock_errno(), 0, 0 );
}
#endif
if ( rc == 0 || ( rc == -1 && (
!LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_RESTART)
- || errno != EINTR )))
+ || sock_errno() != EINTR ) ) )
{
ld->ld_errno = (rc == -1 ? LDAP_SERVER_DOWN :
LDAP_TIMEOUT);
}
if ( rc == -1 ) {
- rc = -2; /* select interrupted: loop */
+ rc = LDAP_MSG_X_KEEP_LOOKING; /* select interrupted: loop */
+
} else {
- rc = -2;
+ rc = LDAP_MSG_X_KEEP_LOOKING;
#ifdef LDAP_R_COMPILE
ldap_pvt_thread_mutex_lock( &ld->ld_req_mutex );
#endif
}
#ifdef LDAP_R_COMPILE
ldap_pvt_thread_mutex_unlock( &ld->ld_req_mutex );
+ ldap_pvt_thread_mutex_lock( &ld->ld_conn_mutex );
#endif
- for ( lc = ld->ld_conns; rc == -2 && lc != NULL;
- lc = nextlc )
+ for ( lc = ld->ld_conns;
+ rc == LDAP_MSG_X_KEEP_LOOKING && lc != NULL; )
{
- nextlc = lc->lconn_next;
if ( lc->lconn_status == LDAP_CONNST_CONNECTED &&
- ldap_is_read_ready( ld, lc->lconn_sb ))
+ ldap_is_read_ready( ld, lc->lconn_sb ) )
{
- rc = try_read1msg( ld, msgid, all,
- lc->lconn_sb, &lc, result );
- if ( lc == NULL ) lc = nextlc;
+#ifdef LDAP_R_COMPILE
+ ldap_pvt_thread_mutex_unlock( &ld->ld_conn_mutex );
+#endif
+ rc = try_read1msg( ld, msgid, all, &lc, result );
+#ifdef LDAP_R_COMPILE
+ ldap_pvt_thread_mutex_lock( &ld->ld_conn_mutex );
+#endif
+ if ( lc == NULL ) {
+ /* if lc gets free()'d,
+ * there's no guarantee
+ * lc->lconn_next is still
+ * sane; better restart
+ * (ITS#4405) */
+ lc = ld->ld_conns;
+
+ /* don't get to next conn! */
+ break;
+ }
}
+
+ /* next conn */
+ lc = lc->lconn_next;
}
+#ifdef LDAP_R_COMPILE
+ ldap_pvt_thread_mutex_unlock( &ld->ld_conn_mutex );
+#endif
}
}
}
- if ( rc == -2 && tvp != NULL ) {
+ if ( rc == LDAP_MSG_X_KEEP_LOOKING && tvp != NULL ) {
tmp_time = time( NULL );
- if (( tv0.tv_sec -= ( tmp_time - start_time )) <= 0 ) {
+ tv0.tv_sec -= ( tmp_time - start_time );
+ if ( tv0.tv_sec <= 0 ) {
rc = 0; /* timed out */
ld->ld_errno = LDAP_TIMEOUT;
break;
}
tv.tv_sec = tv0.tv_sec;
- Debug( LDAP_DEBUG_TRACE, "wait4msg: %ld secs to go\n",
- (long) tv.tv_sec, 0, 0 );
+ Debug( LDAP_DEBUG_TRACE, "wait4msg ld %p %ld secs to go\n",
+ (void *)ld, (long) tv.tv_sec, 0 );
start_time = tmp_time;
}
}
LDAP *ld,
ber_int_t msgid,
int all,
- Sockbuf *sb,
LDAPConn **lcp,
LDAPMessage **result )
{
#ifdef LDAP_CONNECTIONLESS
LDAPMessage *tmp = NULL, *chain_head = NULL;
- int firstmsg = 1, moremsgs = 0, isv2 = 0;
+ int moremsgs = 0, isv2 = 0;
#endif
/*
assert( lcp != NULL );
assert( *lcp != NULL );
- Debug( LDAP_DEBUG_TRACE, "read1msg: msgid %d, all %d\n", msgid, all, 0 );
+#ifdef LDAP_R_COMPILE
+ LDAP_PVT_THREAD_ASSERT_MUTEX_OWNER( &ld->ld_res_mutex );
+#endif
+
+ Debug( LDAP_DEBUG_TRACE, "read1msg: ld %p msgid %d all %d\n",
+ (void *)ld, msgid, all );
lc = *lcp;
retry:
if ( lc->lconn_ber == NULL ) {
- lc->lconn_ber = ldap_alloc_ber_with_options(ld);
+ lc->lconn_ber = ldap_alloc_ber_with_options( ld );
if( lc->lconn_ber == NULL ) {
return -1;
assert( LBER_VALID (ber) );
/* get the next message */
- errno = 0;
+ sock_errset(0);
#ifdef LDAP_CONNECTIONLESS
if ( LDAP_IS_UDP(ld) ) {
struct sockaddr from;
- ber_int_sb_read(sb, &from, sizeof(struct sockaddr));
- if (ld->ld_options.ldo_version == LDAP_VERSION2) isv2=1;
+ ber_int_sb_read( lc->lconn_sb, &from, sizeof(struct sockaddr) );
+ if (ld->ld_options.ldo_version == LDAP_VERSION2) isv2 = 1;
}
nextresp3:
#endif
- tag = ber_get_next( sb, &len, ber );
- if ( tag == LDAP_TAG_MESSAGE ) {
+ tag = ber_get_next( lc->lconn_sb, &len, ber );
+ switch ( tag ) {
+ case LDAP_TAG_MESSAGE:
/*
* We read a complete message.
* The connection should no longer need this ber.
*/
lc->lconn_ber = NULL;
- }
- if ( tag != LDAP_TAG_MESSAGE ) {
- if ( tag == LBER_DEFAULT) {
+ break;
+
+ case LBER_DEFAULT:
#ifdef LDAP_DEBUG
- Debug( LDAP_DEBUG_CONNS,
- "ber_get_next failed.\n", 0, 0, 0 );
+ Debug( LDAP_DEBUG_CONNS,
+ "ber_get_next failed.\n", 0, 0, 0 );
#endif
#ifdef EWOULDBLOCK
- if (errno==EWOULDBLOCK) return -2;
+ if ( sock_errno() == EWOULDBLOCK ) return LDAP_MSG_X_KEEP_LOOKING;
#endif
#ifdef EAGAIN
- if (errno == EAGAIN) return -2;
+ if ( sock_errno() == EAGAIN ) return LDAP_MSG_X_KEEP_LOOKING;
#endif
- ld->ld_errno = LDAP_SERVER_DOWN;
- return -1;
- }
+ ld->ld_errno = LDAP_SERVER_DOWN;
+ return -1;
+
+ default:
ld->ld_errno = LDAP_LOCAL_ERROR;
return -1;
}
/* if it's been abandoned, toss it */
if ( ldap_abandoned( ld, id ) ) {
- Debug( LDAP_DEBUG_ANY, "abandoned\n", 0, 0, 0);
+ Debug( LDAP_DEBUG_ANY, "abandoned/discarded ld %p msgid %ld\n",
+ (void *)ld, (long) id, 0);
retry_ber:
ber_free( ber, 1 );
- if ( ber_sockbuf_ctrl( sb, LBER_SB_OPT_DATA_READY, NULL ) ) {
+ if ( ber_sockbuf_ctrl( lc->lconn_sb, LBER_SB_OPT_DATA_READY, NULL ) ) {
goto retry;
}
- return( -2 ); /* continue looking */
+ return( LDAP_MSG_X_KEEP_LOOKING ); /* continue looking */
}
lr = ldap_find_request_by_msgid( ld, id );
if ( lr == NULL ) {
Debug( LDAP_DEBUG_ANY,
- "no request for response with msgid %ld (tossing)\n",
- (long) id, 0, 0 );
+ "no request for response on ld %p msgid %ld (tossing)\n",
+ (void *)ld, (long)id, 0 );
goto retry_ber;
}
#ifdef LDAP_CONNECTIONLESS
}
Debug( LDAP_DEBUG_TRACE,
- "ldap_read: message type %s msgid %ld, original id %ld\n",
- ldap_int_msgtype2str( tag ),
- (long) lr->lr_msgid, (long) lr->lr_origid );
+ "read1msg: ld %p msgid %ld message type %s\n",
+ (void *)ld, (long) lr->lr_msgid, ldap_int_msgtype2str( tag ));
id = lr->lr_origid;
refer_cnt = 0;
hadref = simple_request = 0;
- rc = -2; /* default is to keep looking (no response found) */
+ rc = LDAP_MSG_X_KEEP_LOOKING; /* default is to keep looking (no response found) */
lr->lr_res_msgtype = tag;
/*
/* Get the referral list */
if ( ber_scanf( &tmpber, "{v}", &refs ) == LBER_ERROR ) {
rc = LDAP_DECODING_ERROR;
+
} else {
/* Note: refs array is freed by ldap_chase_v3referrals */
refer_cnt = ldap_chase_v3referrals( ld, lr, refs,
if ( refer_cnt > 0 ) {
/* sucessfully chased reference */
/* If haven't got end search, set chasing referrals */
- if( lr->lr_status != LDAP_REQST_COMPLETED) {
+ if ( lr->lr_status != LDAP_REQST_COMPLETED ) {
lr->lr_status = LDAP_REQST_CHASINGREFS;
Debug( LDAP_DEBUG_TRACE,
"read1msg: search ref chased, "
}
}
}
+
} else {
/* Check for V3 referral */
ber_len_t len;
char *lr_res_error = NULL;
- if ( ber_scanf( &tmpber, "{eaa",/*}*/ &lderr,
+ if ( ber_scanf( &tmpber, "{eAA",/*}*/ &lderr,
&lr->lr_res_matched, &lr_res_error )
!= LBER_ERROR )
{
} else {
lr->lr_res_error = lr_res_error;
}
+ lr_res_error = NULL;
}
/* Check if V3 referral */
rc = LDAP_DECODING_ERROR;
lr->lr_status = LDAP_REQST_COMPLETED;
Debug( LDAP_DEBUG_TRACE,
- "read1msg: referral decode error, mark request completed, id = %d\n",
- lr->lr_msgid, 0, 0);
+ "read1msg: referral decode error, mark request completed, ld %p msgid %d\n",
+ (void *)ld, lr->lr_msgid, 0);
+
} else {
/* Chase the referral
* Note: refs arrary is freed by ldap_chase_v3referrals
*/
refer_cnt = ldap_chase_v3referrals( ld, lr, refs,
- 0, &lr->lr_res_error, &hadref );
+ 0, &lr->lr_res_error, &hadref );
lr->lr_status = LDAP_REQST_COMPLETED;
Debug( LDAP_DEBUG_TRACE,
- "read1msg: referral chased, mark request completed, id = %d\n",
- lr->lr_msgid, 0, 0);
+ "read1msg: referral chased, mark request completed, ld %p msgid %d\n",
+ (void *)ld, lr->lr_msgid, 0);
if( refer_cnt > 0) {
/* Referral successfully chased */
v3ref = V3REF_SUCCESS;
LDAP_FREE( lr->lr_res_matched );
lr->lr_res_matched = NULL;
}
+
if( lr->lr_res_error != NULL ) {
LDAP_FREE( lr->lr_res_error );
lr->lr_res_error = NULL;
*/
if ( tag == LDAP_RES_SEARCH_RESULT )
refer_cnt = 0;
- } else if ( ber_scanf( &tmpber, "{eaa}", &lderr,
+
+ } else if ( ber_scanf( &tmpber, "{eAA}", &lderr,
&lr->lr_res_matched, &lr_res_error )
!= LBER_ERROR )
{
lr->lr_res_errno = ( lderr ==
LDAP_PARTIAL_RESULTS ) ? LDAP_SUCCESS
: lderr;
+
} else if ( ld->ld_errno != LDAP_SUCCESS ) {
lr->lr_res_errno = ld->ld_errno;
+
} else {
lr->lr_res_errno = LDAP_PARTIAL_RESULTS;
}
-Debug( LDAP_DEBUG_TRACE,
- "new result: res_errno: %d, res_error: <%s>, res_matched: <%s>\n",
- lr->lr_res_errno, lr->lr_res_error ? lr->lr_res_error : "",
- lr->lr_res_matched ? lr->lr_res_matched : "" );
+
+ Debug( LDAP_DEBUG_TRACE, "new result: "
+ "res_errno: %d, "
+ "res_error: <%s>, "
+ "res_matched: <%s>\n",
+ lr->lr_res_errno,
+ lr->lr_res_error ? lr->lr_res_error : "",
+ lr->lr_res_matched ? lr->lr_res_matched : "" );
+ }
+
+ /* in any case, don't leave any lr_res_error 'round */
+ if ( lr_res_error ) {
+ LDAP_FREE( lr_res_error );
}
}
Debug( LDAP_DEBUG_TRACE,
- "read1msg: %d new referrals\n", refer_cnt, 0, 0 );
+ "read1msg: ld %p %d new referrals\n",
+ (void *)ld, refer_cnt, 0 );
if ( refer_cnt != 0 ) { /* chasing referrals */
ber_free( ber, 1 );
ber = NULL;
if ( refer_cnt < 0 ) {
+ ldap_return_request( ld, lr, 0 );
return( -1 ); /* fatal error */
}
lr->lr_res_errno = LDAP_SUCCESS; /* sucessfully chased referral */
+
} else {
if ( lr->lr_outrefcnt <= 0 && lr->lr_parent == NULL ) {
/* request without any referrals */
simple_request = ( hadref ? 0 : 1 );
+
} else {
/* request with referrals or child request */
ber_free( ber, 1 );
lr->lr_status = LDAP_REQST_COMPLETED; /* declare this request done */
Debug( LDAP_DEBUG_TRACE,
- "read1msg: mark request completed, id = %d\n", lr->lr_msgid, 0, 0);
+ "read1msg: mark request completed, ld %p msgid %d\n",
+ (void *)ld, lr->lr_msgid, 0);
while ( lr->lr_parent != NULL ) {
merge_error_info( ld, lr->lr_parent, lr );
/* Check if all requests are finished, lr is now parent */
tmplr = lr;
- if (tmplr->lr_status == LDAP_REQST_COMPLETED) {
- for ( tmplr=lr->lr_child;
+ if ( tmplr->lr_status == LDAP_REQST_COMPLETED ) {
+ for ( tmplr = lr->lr_child;
tmplr != NULL;
- tmplr=tmplr->lr_refnext)
+ tmplr = tmplr->lr_refnext )
{
- if( tmplr->lr_status != LDAP_REQST_COMPLETED) break;
+ if ( tmplr->lr_status != LDAP_REQST_COMPLETED ) break;
}
}
{
id = lr->lr_msgid;
tag = lr->lr_res_msgtype;
- Debug( LDAP_DEBUG_ANY, "request %ld done\n",
- (long) id, 0, 0 );
+ Debug( LDAP_DEBUG_ANY, "request done: ld %p msgid %ld\n",
+ (void *)ld, (long) id, 0 );
Debug( LDAP_DEBUG_TRACE,
"res_errno: %d, res_error: <%s>, res_matched: <%s>\n",
lr->lr_res_errno, lr->lr_res_error ? lr->lr_res_error : "",
ber_free( ber, 1 );
ber = NULL;
if ( build_result_ber( ld, &ber, lr )
- == LBER_ERROR ) {
+ == LBER_ERROR )
+ {
rc = -1; /* fatal error */
}
}
-#ifdef LDAP_R_COMPILE
- ldap_pvt_thread_mutex_lock( &ld->ld_req_mutex );
-#endif
- ldap_free_request( ld, lr );
-#ifdef LDAP_R_COMPILE
- ldap_pvt_thread_mutex_unlock( &ld->ld_req_mutex );
-#endif
+ ldap_return_request( ld, lr, 1 );
+ lr = NULL;
}
if ( lc != NULL ) {
#ifdef LDAP_R_COMPILE
ldap_pvt_thread_mutex_unlock( &ld->ld_req_mutex );
#endif
- *lcp = NULL;
+ lc = *lcp = NULL;
}
}
}
+ if ( lr != NULL ) {
+ ldap_return_request( ld, lr, 0 );
+ lr = NULL;
+ }
+
if ( ber == NULL ) {
return( rc );
}
newmsg->lm_msgid = (int)id;
newmsg->lm_msgtype = tag;
newmsg->lm_ber = ber;
+ newmsg->lm_chain_tail = newmsg;
#ifdef LDAP_CONNECTIONLESS
/* CLDAP replies all fit in a single datagram. In LDAPv2 RFC1798
* datagram, if the sockbuf is readable we still have data
* to parse.
*/
- ber = ldap_alloc_ber_with_options(ld);
- if (ber_sockbuf_ctrl(sb, LBER_SB_OPT_DATA_READY, NULL)) ok=1;
+ ber = ldap_alloc_ber_with_options( ld );
+ if ( ber_sockbuf_ctrl( lc->lconn_sb, LBER_SB_OPT_DATA_READY, NULL ) ) ok = 1;
}
/* set up response chain */
- if ( firstmsg ) {
- firstmsg = 0;
+ if ( tmp == NULL ) {
newmsg->lm_next = ld->ld_responses;
ld->ld_responses = newmsg;
- newmsg->lm_chain_tail = newmsg;
chain_head = newmsg;
} else {
- assert( tmp != NULL );
tmp->lm_chain = newmsg;
- chain_head->lm_chain_tail = tmp;
}
+ chain_head->lm_chain_tail = newmsg;
tmp = newmsg;
/* "ok" means there's more to parse */
if (ok) {
* first response off the head of the chain.
*/
tmp->lm_chain = newmsg;
- chain_head->lm_chain_tail = tmp;
+ chain_head->lm_chain_tail = newmsg;
*result = chkResponseList( ld, msgid, all );
ld->ld_errno = LDAP_SUCCESS;
return( (*result)->lm_msgtype );
newmsg->lm_next = ld->ld_responses;
ld->ld_responses = newmsg;
- newmsg->lm_chain_tail = newmsg;
goto exit;
}
- Debug( LDAP_DEBUG_TRACE, "adding response id %ld type %ld:\n",
- (long) newmsg->lm_msgid, (long) newmsg->lm_msgtype, 0 );
+ Debug( LDAP_DEBUG_TRACE, "adding response ld %p msgid %ld type %ld:\n",
+ (void *)ld, (long) newmsg->lm_msgid, (long) newmsg->lm_msgtype );
/* part of a search response - add to end of list of entries */
- if (l->lm_chain == NULL) {
- assert(l->lm_chain_tail == l);
- l->lm_chain = newmsg;
- } else {
- assert(l->lm_chain_tail != NULL);
- assert(l->lm_chain_tail->lm_chain != NULL);
- if ((l->lm_chain_tail->lm_chain->lm_msgtype
- == LDAP_RES_SEARCH_ENTRY) ||
- (l->lm_chain_tail->lm_chain->lm_msgtype
- == LDAP_RES_SEARCH_REFERENCE) ||
- (l->lm_chain_tail->lm_chain->lm_msgtype
- == LDAP_RES_INTERMEDIATE)) {
- l->lm_chain_tail->lm_chain->lm_chain = newmsg;
- l->lm_chain_tail = l->lm_chain_tail->lm_chain;
- } else {
- /*FIXME: ldap_msgfree( l->lm_chain_tail->lm_chain );*/
- l->lm_chain_tail->lm_chain = newmsg;
- }
- }
+ l->lm_chain_tail->lm_chain = newmsg;
+ l->lm_chain_tail = newmsg;
/* return the whole chain if that's what we were looking for */
if ( foundit ) {
ld->ld_errno = LDAP_SUCCESS;
return( tag );
}
- if ( ber_sockbuf_ctrl( sb, LBER_SB_OPT_DATA_READY, NULL ) ) {
+ if ( lc && ber_sockbuf_ctrl( lc->lconn_sb, LBER_SB_OPT_DATA_READY, NULL ) ) {
goto retry;
}
- return( -2 ); /* continue looking */
+ return( LDAP_MSG_X_KEEP_LOOKING ); /* continue looking */
}
}
-static void
-merge_error_info( LDAP *ld, LDAPRequest *parentr, LDAPRequest *lr )
-{
/*
* Merge error information in "lr" with "parentr" error code and string.
*/
+static void
+merge_error_info( LDAP *ld, LDAPRequest *parentr, LDAPRequest *lr )
+{
if ( lr->lr_res_errno == LDAP_PARTIAL_RESULTS ) {
parentr->lr_res_errno = lr->lr_res_errno;
if ( lr->lr_res_error != NULL ) {
(void)ldap_append_referral( ld, &parentr->lr_res_error,
lr->lr_res_error );
}
+
} else if ( lr->lr_res_errno != LDAP_SUCCESS &&
parentr->lr_res_errno == LDAP_SUCCESS )
{
}
Debug( LDAP_DEBUG_TRACE, "merged parent (id %d) error info: ",
- parentr->lr_msgid, 0, 0 );
+ parentr->lr_msgid, 0, 0 );
Debug( LDAP_DEBUG_TRACE, "result errno %d, error <%s>, matched <%s>\n",
- parentr->lr_res_errno, parentr->lr_res_error ?
- parentr->lr_res_error : "", parentr->lr_res_matched ?
- parentr->lr_res_matched : "" );
+ parentr->lr_res_errno,
+ parentr->lr_res_error ? parentr->lr_res_error : "",
+ parentr->lr_res_matched ? parentr->lr_res_matched : "" );
}
ldap_msgtype( LDAPMessage *lm )
{
assert( lm != NULL );
- return ( lm != NULL ) ? lm->lm_msgtype : -1;
+ return ( lm != NULL ) ? (int)lm->lm_msgtype : -1;
}
LDAP_FREE( (char *) lm );
}
- return( type );
+ return type;
}
/*
assert( ld != NULL );
- Debug( LDAP_DEBUG_TRACE, "ldap_msgdelete\n", 0, 0, 0 );
+ Debug( LDAP_DEBUG_TRACE, "ldap_msgdelete ld=%p msgid=%d\n",
+ (void *)ld, msgid, 0 );
- prev = NULL;
#ifdef LDAP_R_COMPILE
ldap_pvt_thread_mutex_lock( &ld->ld_res_mutex );
#endif
+ prev = NULL;
for ( lm = ld->ld_responses; lm != NULL; lm = lm->lm_next ) {
- if ( lm->lm_msgid == msgid )
+ if ( lm->lm_msgid == msgid ) {
break;
+ }
prev = lm;
}
if ( lm == NULL ) {
rc = -1;
+
} else {
- if ( prev == NULL )
+ if ( prev == NULL ) {
ld->ld_responses = lm->lm_next;
- else
+ } else {
prev->lm_next = lm->lm_next;
+ }
}
#ifdef LDAP_R_COMPILE
ldap_pvt_thread_mutex_unlock( &ld->ld_res_mutex );
#endif
- if ( lm && ldap_msgfree( lm ) == LDAP_RES_SEARCH_ENTRY )
+ if ( lm && ldap_msgfree( lm ) == LDAP_RES_SEARCH_ENTRY ) {
rc = -1;
+ }
- return( rc );
+ return rc;
}
/*
- * return 1 if message msgid is waiting to be abandoned, 0 otherwise
+ * ldap_abandoned_idx
+ *
+ * return the location of the message id in the array of abandoned
+ * message ids, or -1
+ *
+ * expects ld_res_mutex to be locked
*/
static int
-ldap_abandoned( LDAP *ld, ber_int_t msgid )
+ldap_abandoned_idx( LDAP *ld, ber_int_t msgid )
{
- int i;
+ int begin,
+ end;
- if ( ld->ld_abandoned == NULL )
- return( 0 );
+#ifdef LDAP_R_COMPILE
+ LDAP_PVT_THREAD_ASSERT_MUTEX_OWNER( &ld->ld_res_mutex );
+#endif
- for ( i = 0; ld->ld_abandoned[i] != -1; i++ )
- if ( ld->ld_abandoned[i] == msgid )
- return( 1 );
+ assert( ld->ld_nabandoned >= 0 );
- return( 0 );
-}
+ if ( ld->ld_abandoned == NULL || ld->ld_nabandoned == 0 ) {
+ return -1;
+ }
+
+ begin = 0;
+ end = ld->ld_nabandoned - 1;
+
+ /* use bisection */
+ if ( msgid < ld->ld_abandoned[ begin ] ) {
+ return -1;
+ }
+
+ if ( msgid > ld->ld_abandoned[ end ] ) {
+ return -1;
+ }
+
+ while ( end >= begin ) {
+ int pos = (begin + end)/2;
+ int curid = ld->ld_abandoned[ pos ];
+ if ( msgid < curid ) {
+ end = pos - 1;
+ } else if ( msgid > curid ) {
+ begin = pos + 1;
+
+ } else {
+ return pos;
+ }
+ }
+
+ /* not abandoned */
+ return -1;
+}
+
+/*
+ * ldap_mark_abandoned
+ *
+ * expects ld_res_mutex to be locked
+ */
static int
ldap_mark_abandoned( LDAP *ld, ber_int_t msgid )
{
- int i;
-
- if ( ld->ld_abandoned == NULL )
- return( -1 );
+ int i, idx;
- for ( i = 0; ld->ld_abandoned[i] != -1; i++ )
- if ( ld->ld_abandoned[i] == msgid )
- break;
+#ifdef LDAP_R_COMPILE
+ LDAP_PVT_THREAD_ASSERT_MUTEX_OWNER( &ld->ld_res_mutex );
+#endif
- if ( ld->ld_abandoned[i] == -1 )
- return( -1 );
+ idx = ldap_abandoned_idx( ld, msgid );
+ if ( idx == -1 ) {
+ return -1;
+ }
- for ( ; ld->ld_abandoned[i] != -1; i++ ) {
- ld->ld_abandoned[i] = ld->ld_abandoned[i + 1];
+ --ld->ld_nabandoned;
+ assert( ld->ld_nabandoned >= 0 );
+ for ( i = idx; i < ld->ld_nabandoned; i++ ) {
+ ld->ld_abandoned[ i ] = ld->ld_abandoned[ i + 1 ];
}
- return( 0 );
+ return 0;
}