/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
- * Copyright 1998-2006 The OpenLDAP Foundation.
+ * Copyright 1998-2010 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* LDAPResult ::= SEQUENCE {
* resultCode ENUMERATED { ... },
* matchedDN LDAPDN,
- * diagnosticMessage LDAPString,
+ * diagnosticMessage LDAPString,
* referral [3] Referral OPTIONAL
* }
* Referral ::= SEQUENCE OF LDAPURL (one or more)
- * LDAPURL ::= LDAPString (limited to URL chars)
+ * LDAPURL ::= LDAPString (limited to URL chars)
*/
#include "portable.h"
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, 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));
* search references, followed by an ldap result). An extension to
* LDAPv3 allows partial extended responses to be returned in response
* to any request. The type of the first message received is returned.
- * When waiting, any messages that have been abandoned are discarded.
+ * When waiting, any messages that have been abandoned/discarded are
+ * discarded.
*
* Example:
* ldap_result( s, msgid, all, timeout, result )
struct timeval *timeout,
LDAPMessage **result )
{
- LDAPMessage *lm = NULL;
int rc;
assert( ld != NULL );
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
-
-#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
+ LDAP_MUTEX_LOCK( &ld->ld_res_mutex );
+ rc = wait4msg( ld, msgid, all, timeout, result );
+ LDAP_MUTEX_UNLOCK( &ld->ld_res_mutex );
return rc;
}
* wait until it arrives or timeout occurs.
*/
-#ifdef LDAP_R_COMPILE
- LDAP_PVT_THREAD_ASSERT_MUTEX_OWNER( &ld->ld_res_mutex );
-#endif
+ LDAP_ASSERT_MUTEX_OWNER( &ld->ld_res_mutex );
Debug( LDAP_DEBUG_TRACE,
"ldap_chkResponseList ld %p msgid %d all %d\n",
"ldap_chkResponseList returns ld %p NULL\n", (void *)ld, 0, 0);
} else {
Debug( LDAP_DEBUG_TRACE,
- "ldap_chkResponseList returns ld %p msgid %d, type 0x%02lu\n",
+ "ldap_chkResponseList returns ld %p msgid %d, type 0x%02lx\n",
(void *)ld, lm->lm_msgid, (unsigned long)lm->lm_msgtype );
}
#endif
int rc;
struct timeval tv = { 0 },
tv0 = { 0 },
- *tvp;
- time_t start_time = 0;
- time_t tmp_time;
+ start_time_tv = { 0 },
+ *tvp = NULL;
LDAPConn *lc;
assert( ld != NULL );
assert( result != NULL );
-#ifdef LDAP_R_COMPILE
- LDAP_PVT_THREAD_ASSERT_MUTEX_OWNER( &ld->ld_res_mutex );
-#endif
+ LDAP_ASSERT_MUTEX_OWNER( &ld->ld_res_mutex );
+
+ if ( timeout == NULL && ld->ld_options.ldo_tm_api.tv_sec >= 0 ) {
+ tv = ld->ld_options.ldo_tm_api;
+ timeout = &tv;
+ }
#ifdef LDAP_DEBUG
if ( timeout == NULL ) {
}
#endif /* LDAP_DEBUG */
- if ( timeout == NULL ) {
- tvp = NULL;
- } else {
+ if ( timeout != NULL && timeout->tv_sec != -1 ) {
tv0 = *timeout;
tv = *timeout;
tvp = &tv;
- start_time = time( NULL );
+#ifdef HAVE_GETTIMEOFDAY
+ gettimeofday( &start_time_tv, NULL );
+#else /* ! HAVE_GETTIMEOFDAY */
+ time( &start_time_tv.tv_sec );
+ start_time_tv.tv_usec = 0;
+#endif /* ! HAVE_GETTIMEOFDAY */
}
rc = LDAP_MSG_X_KEEP_LOOKING;
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_MUTEX_LOCK( &ld->ld_conn_mutex );
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_MUTEX_UNLOCK( &ld->ld_conn_mutex );
+ LDAP_MUTEX_LOCK( &ld->ld_req_mutex );
ldap_dump_requests_and_responses( ld );
-#ifdef LDAP_R_COMPILE
- ldap_pvt_thread_mutex_unlock( &ld->ld_req_mutex );
-#endif
+ LDAP_MUTEX_UNLOCK( &ld->ld_req_mutex );
}
#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;
-#ifdef LDAP_R_COMPILE
- ldap_pvt_thread_mutex_lock( &ld->ld_conn_mutex );
-#endif
+ LDAP_MUTEX_LOCK( &ld->ld_conn_mutex );
for ( lc = ld->ld_conns; lc != NULL; lc = lc->lconn_next ) {
if ( ber_sockbuf_ctrl( lc->lconn_sb,
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
+ LDAP_MUTEX_UNLOCK( &ld->ld_conn_mutex );
- if ( !lc_ready ) {
+ if ( !lc_ready ) {
+ int err;
rc = ldap_int_select( ld, tvp );
-#ifdef LDAP_DEBUG
if ( rc == -1 ) {
+ err = sock_errno();
+#ifdef LDAP_DEBUG
Debug( LDAP_DEBUG_TRACE,
"ldap_int_select returned -1: errno %d\n",
- sock_errno(), 0, 0 );
- }
+ err, 0, 0 );
#endif
+ }
if ( rc == 0 || ( rc == -1 && (
!LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_RESTART)
- || sock_errno() != EINTR ) ) )
+ || err != EINTR ) ) )
{
ld->ld_errno = (rc == -1 ? LDAP_SERVER_DOWN :
LDAP_TIMEOUT);
rc = LDAP_MSG_X_KEEP_LOOKING; /* select interrupted: loop */
} else {
- rc = LDAP_MSG_X_KEEP_LOOKING;
-#ifdef LDAP_R_COMPILE
- ldap_pvt_thread_mutex_lock( &ld->ld_req_mutex );
-#endif
- if ( ld->ld_requests &&
- ld->ld_requests->lr_status == LDAP_REQST_WRITING &&
- ldap_is_write_ready( ld,
- ld->ld_requests->lr_conn->lconn_sb ) )
- {
- ldap_int_flush_request( ld, ld->ld_requests );
- }
-#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 == LDAP_MSG_X_KEEP_LOOKING && lc != NULL; )
+ lc_ready = 1;
+ }
+ }
+ if ( lc_ready ) {
+ LDAPConn *lnext;
+ rc = LDAP_MSG_X_KEEP_LOOKING;
+ LDAP_MUTEX_LOCK( &ld->ld_req_mutex );
+ if ( ld->ld_requests &&
+ ld->ld_requests->lr_status == LDAP_REQST_WRITING &&
+ ldap_is_write_ready( ld,
+ ld->ld_requests->lr_conn->lconn_sb ) )
+ {
+ ldap_int_flush_request( ld, ld->ld_requests );
+ }
+ LDAP_MUTEX_UNLOCK( &ld->ld_req_mutex );
+ LDAP_MUTEX_LOCK( &ld->ld_conn_mutex );
+ for ( lc = ld->ld_conns;
+ rc == LDAP_MSG_X_KEEP_LOOKING && lc != NULL;
+ lc = lnext )
+ {
+ if ( lc->lconn_status == LDAP_CONNST_CONNECTED &&
+ ldap_is_read_ready( ld, lc->lconn_sb ) )
{
- if ( lc->lconn_status == LDAP_CONNST_CONNECTED &&
- ldap_is_read_ready( ld, lc->lconn_sb ) )
- {
-#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;
- }
+ /* Don't let it get freed out from under us */
+ ++lc->lconn_refcnt;
+ LDAP_MUTEX_UNLOCK( &ld->ld_conn_mutex );
+ rc = try_read1msg( ld, msgid, all, lc, result );
+ lnext = lc->lconn_next;
+
+ /* Only take locks if we're really freeing */
+ if ( lc->lconn_refcnt <= 1 ) {
+ LDAP_MUTEX_LOCK( &ld->ld_req_mutex );
+ ldap_free_connection( ld, lc, 0, 1 );
+ LDAP_MUTEX_UNLOCK( &ld->ld_req_mutex );
+ } else {
+ --lc->lconn_refcnt;
}
-
- /* next conn */
- lc = lc->lconn_next;
+ LDAP_MUTEX_LOCK( &ld->ld_conn_mutex );
+ } else {
+ lnext = lc->lconn_next;
}
-#ifdef LDAP_R_COMPILE
- ldap_pvt_thread_mutex_unlock( &ld->ld_conn_mutex );
-#endif
}
+ LDAP_MUTEX_UNLOCK( &ld->ld_conn_mutex );
}
}
if ( rc == LDAP_MSG_X_KEEP_LOOKING && tvp != NULL ) {
- tmp_time = time( NULL );
- tv0.tv_sec -= ( tmp_time - start_time );
- if ( tv0.tv_sec <= 0 ) {
- rc = 0; /* timed out */
+ struct timeval curr_time_tv = { 0 },
+ delta_time_tv = { 0 };
+
+#ifdef HAVE_GETTIMEOFDAY
+ gettimeofday( &curr_time_tv, NULL );
+#else /* ! HAVE_GETTIMEOFDAY */
+ time( &curr_time_tv.tv_sec );
+ curr_time_tv.tv_usec = 0;
+#endif /* ! HAVE_GETTIMEOFDAY */
+
+ /* delta_time = tmp_time - start_time */
+ delta_time_tv.tv_sec = curr_time_tv.tv_sec - start_time_tv.tv_sec;
+ delta_time_tv.tv_usec = curr_time_tv.tv_usec - start_time_tv.tv_usec;
+ if ( delta_time_tv.tv_usec < 0 ) {
+ delta_time_tv.tv_sec--;
+ delta_time_tv.tv_usec += 1000000;
+ }
+
+ /* tv0 < delta_time ? */
+ if ( ( tv0.tv_sec < delta_time_tv.tv_sec ) ||
+ ( ( tv0.tv_sec == delta_time_tv.tv_sec ) && ( tv0.tv_usec < delta_time_tv.tv_usec ) ) )
+ {
+ rc = 0; /* timed out */
ld->ld_errno = LDAP_TIMEOUT;
break;
}
+
+ /* tv0 -= delta_time */
+ tv0.tv_sec -= delta_time_tv.tv_sec;
+ tv0.tv_usec -= delta_time_tv.tv_usec;
+ if ( tv0.tv_usec < 0 ) {
+ tv0.tv_sec--;
+ tv0.tv_usec += 1000000;
+ }
+
tv.tv_sec = tv0.tv_sec;
+ tv.tv_usec = tv0.tv_usec;
+
+ Debug( LDAP_DEBUG_TRACE, "wait4msg ld %p %ld s %ld us to go\n",
+ (void *)ld, (long) tv.tv_sec, (long) tv.tv_usec );
- Debug( LDAP_DEBUG_TRACE, "wait4msg ld %p %ld secs to go\n",
- (void *)ld, (long) tv.tv_sec, 0 );
- start_time = tmp_time;
+ start_time_tv.tv_sec = curr_time_tv.tv_sec;
+ start_time_tv.tv_usec = curr_time_tv.tv_usec;
}
}
LDAP *ld,
ber_int_t msgid,
int all,
- LDAPConn **lcp,
+ LDAPConn *lc,
LDAPMessage **result )
{
BerElement *ber;
ber_tag_t tag;
ber_len_t len;
int foundit = 0;
- LDAPRequest *lr, *tmplr;
- LDAPConn *lc;
+ LDAPRequest *lr, *tmplr, dummy_lr = { 0 };
BerElement tmpber;
- int rc, refer_cnt, hadref, simple_request;
+ int rc, refer_cnt, hadref, simple_request, err;
ber_int_t lderr;
#ifdef LDAP_CONNECTIONLESS
int moremsgs = 0, isv2 = 0;
#endif
- /*
- * v3ref = flag for V3 referral / search reference
- * 0 = not a ref, 1 = sucessfully chased ref, -1 = pass ref to application
- */
- enum {
- V3REF_NOREF = 0,
- V3REF_SUCCESS = 1,
- V3REF_TOAPP = -1
- } v3ref;
-
assert( ld != NULL );
- assert( lcp != NULL );
- assert( *lcp != NULL );
+ assert( lc != NULL );
-#ifdef LDAP_R_COMPILE
- LDAP_PVT_THREAD_ASSERT_MUTEX_OWNER( &ld->ld_res_mutex );
-#endif
+ LDAP_ASSERT_MUTEX_OWNER( &ld->ld_res_mutex );
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 );
break;
case LBER_DEFAULT:
+ err = sock_errno();
#ifdef LDAP_DEBUG
Debug( LDAP_DEBUG_CONNS,
"ber_get_next failed.\n", 0, 0, 0 );
#endif
-#ifdef EWOULDBLOCK
- if ( sock_errno() == EWOULDBLOCK ) return LDAP_MSG_X_KEEP_LOOKING;
-#endif
-#ifdef EAGAIN
- if ( sock_errno() == EAGAIN ) return LDAP_MSG_X_KEEP_LOOKING;
-#endif
+ if ( err == EWOULDBLOCK ) return LDAP_MSG_X_KEEP_LOOKING;
+ if ( err == EAGAIN ) return LDAP_MSG_X_KEEP_LOOKING;
ld->ld_errno = LDAP_SERVER_DOWN;
+ --lc->lconn_refcnt;
+ lc->lconn_status = 0;
return -1;
default:
return( -1 );
}
+ /* id == 0 iff unsolicited notification message (RFC 4511) */
+
+ /* id < 0 is invalid, just toss it. FIXME: should we disconnect? */
+ if ( id < 0 ) {
+ goto retry_ber;
+ }
+
/* if it's been abandoned, toss it */
- if ( ldap_abandoned( ld, id, &idx ) ) {
- /* the message type */
- tag = ber_peek_tag( ber, &len );
- switch ( tag ) {
- case LDAP_RES_SEARCH_ENTRY:
- case LDAP_RES_SEARCH_REFERENCE:
- case LDAP_RES_INTERMEDIATE:
- case LBER_ERROR:
- break;
+ if ( id > 0 ) {
+ if ( ldap_abandoned( ld, id, &idx ) ) {
+ /* the message type */
+ tag = ber_peek_tag( ber, &len );
+ switch ( tag ) {
+ case LDAP_RES_SEARCH_ENTRY:
+ case LDAP_RES_SEARCH_REFERENCE:
+ case LDAP_RES_INTERMEDIATE:
+ case LBER_ERROR:
+ break;
- default:
- /* there's no need to keep the id
- * in the abandoned list any longer */
- ldap_mark_abandoned( ld, id, idx );
- break;
- }
+ default:
+ /* there's no need to keep the id
+ * in the abandoned list any longer */
+ ldap_mark_abandoned( ld, id, idx );
+ break;
+ }
- Debug( LDAP_DEBUG_ANY,
- "abandoned/discarded ld %p msgid %ld message type %s\n",
- (void *)ld, (long)id, ldap_int_msgtype2str( tag ) );
+ Debug( LDAP_DEBUG_ANY,
+ "abandoned/discarded ld %p msgid %d message type %s\n",
+ (void *)ld, id, ldap_int_msgtype2str( tag ) );
retry_ber:
- ber_free( ber, 1 );
- if ( ber_sockbuf_ctrl( lc->lconn_sb, LBER_SB_OPT_DATA_READY, NULL ) ) {
- goto retry;
+ ber_free( ber, 1 );
+ if ( ber_sockbuf_ctrl( lc->lconn_sb, LBER_SB_OPT_DATA_READY, NULL ) ) {
+ goto retry;
+ }
+ return( LDAP_MSG_X_KEEP_LOOKING ); /* continue looking */
}
- return( LDAP_MSG_X_KEEP_LOOKING ); /* continue looking */
- }
- lr = ldap_find_request_by_msgid( ld, id );
- if ( lr == NULL ) {
- const char *msg = "unknown";
+ lr = ldap_find_request_by_msgid( ld, id );
+ if ( lr == NULL ) {
+ const char *msg = "unknown";
- /* the message type */
- tag = ber_peek_tag( ber, &len );
- switch ( tag ) {
- case LBER_ERROR:
- break;
+ /* the message type */
+ tag = ber_peek_tag( ber, &len );
+ switch ( tag ) {
+ case LBER_ERROR:
+ break;
- default:
- msg = ldap_int_msgtype2str( tag );
- break;
- }
+ default:
+ msg = ldap_int_msgtype2str( tag );
+ break;
+ }
- Debug( LDAP_DEBUG_ANY,
- "no request for response on ld %p msgid %ld message type %s (tossing)\n",
- (void *)ld, (long)id, msg );
+ Debug( LDAP_DEBUG_ANY,
+ "no request for response on ld %p msgid %d message type %s (tossing)\n",
+ (void *)ld, id, msg );
+
+ goto retry_ber;
+ }
- goto retry_ber;
- }
#ifdef LDAP_CONNECTIONLESS
- if ( LDAP_IS_UDP(ld) && isv2 ) {
- ber_scanf(ber, "x{");
- }
+ if ( LDAP_IS_UDP(ld) && isv2 ) {
+ ber_scanf(ber, "x{");
+ }
nextresp2:
+ ;
#endif
+ }
+
/* the message type */
tag = ber_peek_tag( ber, &len );
if ( tag == LBER_ERROR ) {
}
Debug( LDAP_DEBUG_TRACE,
- "read1msg: ld %p msgid %ld message type %s\n",
- (void *)ld, (long)lr->lr_msgid, ldap_int_msgtype2str( tag ) );
+ "read1msg: ld %p msgid %d message type %s\n",
+ (void *)ld, id, ldap_int_msgtype2str( tag ) );
+
+ if ( id == 0 ) {
+ /* unsolicited notification message (RFC 4511) */
+ if ( tag != LDAP_RES_EXTENDED ) {
+ /* toss it */
+ goto retry_ber;
+
+ /* strictly speaking, it's an error; from RFC 4511:
+
+4.4. Unsolicited Notification
+
+ An unsolicited notification is an LDAPMessage sent from the server to
+ the client that is not in response to any LDAPMessage received by the
+ server. It is used to signal an extraordinary condition in the
+ server or in the LDAP session between the client and the server. The
+ notification is of an advisory nature, and the server will not expect
+ any response to be returned from the client.
+
+ The unsolicited notification is structured as an LDAPMessage in which
+ the messageID is zero and protocolOp is set to the extendedResp
+ choice using the ExtendedResponse type (See Section 4.12). The
+ responseName field of the ExtendedResponse always contains an LDAPOID
+ that is unique for this notification.
+
+ * however, since unsolicited responses
+ * are of advisory nature, better
+ * toss it, right now
+ */
+
+#if 0
+ ld->ld_errno = LDAP_DECODING_ERROR;
+ ber_free( ber, 1 );
+ return( -1 );
+#endif
+ }
+
+ lr = &dummy_lr;
+ }
id = lr->lr_origid;
refer_cnt = 0;
lr->lr_res_msgtype = tag;
/*
- * This code figures out if we are going to chase a
- * referral / search reference, or pass it back to the application
+ * Check for V3 search reference
*/
- v3ref = V3REF_NOREF; /* Assume not a V3 search reference/referral */
- if ( tag != LDAP_RES_SEARCH_ENTRY && ld->ld_version > LDAP_VERSION2 ) {
- BerElement tmpber = *ber; /* struct copy */
- char **refs = NULL;
-
- if ( tag == LDAP_RES_SEARCH_REFERENCE ) {
+ if ( tag == LDAP_RES_SEARCH_REFERENCE ) {
+ if ( ld->ld_version > LDAP_VERSION2 ) {
/* This is a V3 search reference */
- /* Assume we do not chase the reference,
- * but pass it to application */
- v3ref = V3REF_TOAPP;
if ( LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_REFERRALS) ||
lr->lr_parent != NULL )
{
+ char **refs = NULL;
+ tmpber = *ber;
+
/* Get the referral list */
if ( ber_scanf( &tmpber, "{v}", &refs ) == LBER_ERROR ) {
rc = LDAP_DECODING_ERROR;
refer_cnt = ldap_chase_v3referrals( ld, lr, refs,
1, &lr->lr_res_error, &hadref );
if ( refer_cnt > 0 ) {
- /* sucessfully chased reference */
+ /* successfully chased reference */
/* If haven't got end search, set chasing referrals */
if ( lr->lr_status != LDAP_REQST_COMPLETED ) {
lr->lr_status = LDAP_REQST_CHASINGREFS;
"id = %d\n",
lr->lr_msgid, 0, 0 );
}
-
- /* We sucessfully chased the reference */
- v3ref = V3REF_SUCCESS;
}
}
}
+ }
- } else {
- /* Check for V3 referral */
- ber_len_t len;
- char *lr_res_error = NULL;
+ } else if ( tag != LDAP_RES_SEARCH_ENTRY && tag != LDAP_RES_INTERMEDIATE ) {
+ /* All results that just return a status, i.e. don't return data
+ * go through the following code. This code also chases V2 referrals
+ * and checks if all referrals have been chased.
+ */
+ char *lr_res_error = NULL;
- if ( ber_scanf( &tmpber, "{eAA",/*}*/ &lderr,
- &lr->lr_res_matched, &lr_res_error )
- != LBER_ERROR )
- {
- if ( lr_res_error != NULL ) {
- if ( lr->lr_res_error != NULL ) {
- (void)ldap_append_referral( ld, &lr->lr_res_error, lr_res_error );
- LDAP_FREE( (char *)lr_res_error );
+ tmpber = *ber; /* struct copy */
+ if ( ber_scanf( &tmpber, "{eAA", &lderr,
+ &lr->lr_res_matched, &lr_res_error )
+ != LBER_ERROR )
+ {
+ if ( lr_res_error != NULL ) {
+ if ( lr->lr_res_error != NULL ) {
+ (void)ldap_append_referral( ld, &lr->lr_res_error, lr_res_error );
+ LDAP_FREE( (char *)lr_res_error );
- } else {
- lr->lr_res_error = lr_res_error;
- }
- lr_res_error = NULL;
+ } else {
+ lr->lr_res_error = lr_res_error;
}
+ lr_res_error = NULL;
+ }
+
+ /* Do we need to check for referrals? */
+ if ( tag != LDAP_RES_BIND &&
+ ( LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_REFERRALS) ||
+ lr->lr_parent != NULL ))
+ {
+ char **refs = NULL;
+ ber_len_t len;
/* Check if V3 referral */
if ( ber_peek_tag( &tmpber, &len ) == LDAP_TAG_REFERRAL ) {
- /* We have a V3 referral, assume we cannot chase it */
- v3ref = V3REF_TOAPP;
- if ( LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_REFERRALS)
- || lr->lr_parent != NULL )
- {
- /* Assume referral not chased and return it to app */
- v3ref = V3REF_TOAPP;
-
+ if ( ld->ld_version > LDAP_VERSION2 ) {
/* Get the referral list */
if ( ber_scanf( &tmpber, "{v}", &refs) == LBER_ERROR) {
rc = LDAP_DECODING_ERROR;
} else {
/* Chase the referral
- * Note: refs arrary is freed by ldap_chase_v3referrals
+ * refs array is freed by ldap_chase_v3referrals
*/
refer_cnt = ldap_chase_v3referrals( ld, lr, refs,
0, &lr->lr_res_error, &hadref );
lr->lr_status = LDAP_REQST_COMPLETED;
Debug( LDAP_DEBUG_TRACE,
- "read1msg: referral chased, "
+ "read1msg: referral %s 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;
+ refer_cnt > 0 ? "" : "not",
+ (void *)ld, lr->lr_msgid);
+ if ( refer_cnt < 0 ) {
+ refer_cnt = 0;
}
}
}
- }
-
- if ( lr->lr_res_matched != NULL ) {
- 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;
- }
- }
- }
- }
-
- /* All results that just return a status, i.e. don't return data
- * go through the following code. This code also chases V2 referrals
- * and checks if all referrals have been chased.
- */
- if ( tag != LDAP_RES_SEARCH_ENTRY &&
- v3ref != V3REF_TOAPP &&
- tag != LDAP_RES_INTERMEDIATE )
- {
- /* For a v3 search referral/reference, only come here if already chased it */
- if ( ld->ld_version >= LDAP_VERSION2 &&
- ( lr->lr_parent != NULL ||
- LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_REFERRALS) ) )
- {
- char *lr_res_error = NULL;
-
- tmpber = *ber; /* struct copy */
- if ( v3ref == V3REF_SUCCESS ) {
- /* V3 search reference or V3 referral
- * sucessfully chased. If this message
- * is a search result, then it has no more
- * outstanding referrals.
- */
- if ( tag == LDAP_RES_SEARCH_RESULT )
- refer_cnt = 0;
+ } else {
+ switch ( lderr ) {
+ case LDAP_SUCCESS:
+ case LDAP_COMPARE_TRUE:
+ case LDAP_COMPARE_FALSE:
+ break;
- } else if ( ber_scanf( &tmpber, "{eAA}", &lderr,
- &lr->lr_res_matched, &lr_res_error )
- != LBER_ERROR )
- {
- if ( lr_res_error != NULL ) {
- if ( lr->lr_res_error != NULL ) {
- (void)ldap_append_referral( ld, &lr->lr_res_error, lr_res_error );
- LDAP_FREE( (char *)lr_res_error );
- } else {
- lr->lr_res_error = lr_res_error;
- }
- lr_res_error = NULL;
- }
+ default:
+ if ( lr->lr_res_error == NULL ) {
+ break;
+ }
- switch ( lderr ) {
- case LDAP_SUCCESS:
- case LDAP_COMPARE_TRUE:
- case LDAP_COMPARE_FALSE:
- break;
+ /* pedantic, should never happen */
+ if ( lr->lr_res_error[ 0 ] == '\0' ) {
+ LDAP_FREE( lr->lr_res_error );
+ lr->lr_res_error = NULL;
+ break;
+ }
- default:
- if ( lr->lr_res_error == NULL ||
- lr->lr_res_error[ 0 ] == '\0' )
- {
+ /* V2 referrals are in error string */
+ refer_cnt = ldap_chase_referrals( ld, lr,
+ &lr->lr_res_error, -1, &hadref );
+ lr->lr_status = LDAP_REQST_COMPLETED;
+ Debug( LDAP_DEBUG_TRACE,
+ "read1msg: V2 referral chased, "
+ "mark request completed, id = %d\n",
+ lr->lr_msgid, 0, 0 );
break;
}
-
- /* referrals are in error string */
- refer_cnt = ldap_chase_referrals( ld, lr,
- &lr->lr_res_error, -1, &hadref );
- lr->lr_status = LDAP_REQST_COMPLETED;
- Debug( LDAP_DEBUG_TRACE,
- "read1msg: V2 referral chased, "
- "mark request completed, id = %d\n",
- lr->lr_msgid, 0, 0 );
- break;
}
+ }
- /* save errno, message, and matched string */
- if ( !hadref || lr->lr_res_error == NULL ) {
- 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;
+ /* save errno, message, and matched string */
+ if ( !hadref || lr->lr_res_error == NULL ) {
+ lr->lr_res_errno =
+ lderr == LDAP_PARTIAL_RESULTS
+ ? LDAP_SUCCESS : lderr;
- } else {
- lr->lr_res_errno = LDAP_PARTIAL_RESULTS;
- }
+ } else if ( ld->ld_errno != LDAP_SUCCESS ) {
+ lr->lr_res_errno = ld->ld_errno;
- 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 : "" );
+ } else {
+ lr->lr_res_errno = LDAP_PARTIAL_RESULTS;
}
+ }
- /* in any case, don't leave any lr_res_error 'round */
- if ( lr_res_error ) {
- LDAP_FREE( lr_res_error );
- }
+ /* in any case, don't leave any lr_res_error 'round */
+ if ( lr_res_error ) {
+ LDAP_FREE( lr_res_error );
}
Debug( LDAP_DEBUG_TRACE,
return( -1 ); /* fatal error */
}
lr->lr_res_errno = LDAP_SUCCESS; /* sucessfully chased referral */
+ if ( lr->lr_res_matched ) {
+ LDAP_FREE( lr->lr_res_matched );
+ lr->lr_res_matched = NULL;
+ }
} else {
if ( lr->lr_outrefcnt <= 0 && lr->lr_parent == NULL ) {
{
id = lr->lr_msgid;
tag = lr->lr_res_msgtype;
- Debug( LDAP_DEBUG_ANY, "request done: ld %p msgid %ld\n",
- (void *)ld, (long) id, 0 );
+ Debug( LDAP_DEBUG_TRACE, "request done: ld %p msgid %d\n",
+ (void *)ld, id, 0 );
Debug( LDAP_DEBUG_TRACE,
"res_errno: %d, res_error: <%s>, "
"res_matched: <%s>\n",
}
}
- ldap_return_request( ld, lr, 1 );
+ if ( lr != &dummy_lr ) {
+ ldap_return_request( ld, lr, 1 );
+ }
lr = NULL;
}
- if ( lc != NULL ) {
-#ifdef LDAP_R_COMPILE
- ldap_pvt_thread_mutex_lock( &ld->ld_req_mutex );
-#endif
- ldap_free_connection( ld, lc, 0, 1 );
-#ifdef LDAP_R_COMPILE
- ldap_pvt_thread_mutex_unlock( &ld->ld_req_mutex );
-#endif
- lc = *lcp = NULL;
+ /*
+ * RFC 4511 unsolicited (id == 0) responses
+ * shouldn't necessarily end the connection
+ */
+ if ( lc != NULL && id != 0 ) {
+ --lc->lconn_refcnt;
+ lc = NULL;
}
}
}
if ( lr != NULL ) {
- ldap_return_request( ld, lr, 0 );
+ if ( lr != &dummy_lr ) {
+ ldap_return_request( ld, lr, 0 );
+ }
lr = NULL;
}
return( rc );
}
+ /* try to handle unsolicited responses as appropriate */
+ if ( id == 0 && msgid > LDAP_RES_UNSOLICITED ) {
+ int is_nod = 0;
+
+ tag = ber_peek_tag( &tmpber, &len );
+
+ /* we have a res oid */
+ if ( tag == LDAP_TAG_EXOP_RES_OID ) {
+ static struct berval bv_nod = BER_BVC( LDAP_NOTICE_OF_DISCONNECTION );
+ struct berval resoid = BER_BVNULL;
+
+ if ( ber_scanf( &tmpber, "m", &resoid ) == LBER_ERROR ) {
+ ld->ld_errno = LDAP_DECODING_ERROR;
+ ber_free( ber, 1 );
+ return -1;
+ }
+
+ assert( !BER_BVISEMPTY( &resoid ) );
+
+ is_nod = ber_bvcmp( &resoid, &bv_nod ) == 0;
+
+ tag = ber_peek_tag( &tmpber, &len );
+ }
+
+#if 0 /* don't need right now */
+ /* we have res data */
+ if ( tag == LDAP_TAG_EXOP_RES_VALUE ) {
+ struct berval resdata;
+
+ if ( ber_scanf( &tmpber, "m", &resdata ) == LBER_ERROR ) {
+ ld->ld_errno = LDAP_DECODING_ERROR;
+ ber_free( ber, 0 );
+ return ld->ld_errno;
+ }
+
+ /* use it... */
+ }
+#endif
+
+ /* handle RFC 4511 "Notice of Disconnection" locally */
+
+ if ( is_nod ) {
+ if ( tag == LDAP_TAG_EXOP_RES_VALUE ) {
+ ld->ld_errno = LDAP_DECODING_ERROR;
+ ber_free( ber, 1 );
+ return -1;
+ }
+
+ /* get rid of the connection... */
+ if ( lc != NULL ) {
+ --lc->lconn_refcnt;
+ }
+
+ /* need to return -1, because otherwise
+ * a valid result is expected */
+ ld->ld_errno = lderr;
+ return -1;
+ }
+ }
+
/* make a new ldap message */
newmsg = (LDAPMessage *) LDAP_CALLOC( 1, sizeof(LDAPMessage) );
if ( newmsg == NULL ) {
if ( msgid == LDAP_RES_ANY || id == msgid ) {
if ( all == LDAP_MSG_ONE
|| ( newmsg->lm_msgtype != LDAP_RES_SEARCH_RESULT
- && newmsg->lm_msgtype != LDAP_RES_SEARCH_ENTRY
+ && newmsg->lm_msgtype != LDAP_RES_SEARCH_ENTRY
+ && newmsg->lm_msgtype != LDAP_RES_INTERMEDIATE
&& newmsg->lm_msgtype != LDAP_RES_SEARCH_REFERENCE ) )
{
*result = newmsg;
prev = NULL;
for ( l = ld->ld_responses; l != NULL; l = l->lm_next ) {
- if ( l->lm_msgid == newmsg->lm_msgid )
+ if ( l->lm_msgid == newmsg->lm_msgid ) {
break;
+ }
prev = l;
}
goto exit;
}
- Debug( LDAP_DEBUG_TRACE, "adding response ld %p msgid %ld type %ld:\n",
- (void *)ld, (long) newmsg->lm_msgid, (long) newmsg->lm_msgtype );
+ Debug( LDAP_DEBUG_TRACE, "adding response ld %p msgid %d type %ld:\n",
+ (void *)ld, newmsg->lm_msgid, (long) newmsg->lm_msgtype );
/* part of a search response - add to end of list of entries */
l->lm_chain_tail->lm_chain = newmsg;
/* return the whole chain if that's what we were looking for */
if ( foundit ) {
- if ( prev == NULL )
+ if ( prev == NULL ) {
ld->ld_responses = l->lm_next;
- else
+ } else {
prev->lm_next = l->lm_next;
+ }
*result = l;
}
Debug( LDAP_DEBUG_TRACE, "ldap_msgdelete ld=%p msgid=%d\n",
(void *)ld, msgid, 0 );
-#ifdef LDAP_R_COMPILE
- ldap_pvt_thread_mutex_lock( &ld->ld_res_mutex );
-#endif
+ LDAP_MUTEX_LOCK( &ld->ld_res_mutex );
prev = NULL;
for ( lm = ld->ld_responses; lm != NULL; lm = lm->lm_next ) {
if ( lm->lm_msgid == msgid ) {
prev->lm_next = lm->lm_next;
}
}
-#ifdef LDAP_R_COMPILE
- ldap_pvt_thread_mutex_unlock( &ld->ld_res_mutex );
-#endif
+ LDAP_MUTEX_UNLOCK( &ld->ld_res_mutex );
if ( lm ) {
switch ( ldap_msgfree( lm ) ) {
case LDAP_RES_SEARCH_ENTRY:
static int
ldap_abandoned( LDAP *ld, ber_int_t msgid, int *idxp )
{
-#ifdef LDAP_R_COMPILE
- LDAP_PVT_THREAD_ASSERT_MUTEX_OWNER( &ld->ld_res_mutex );
-#endif
+ LDAP_ASSERT_MUTEX_OWNER( &ld->ld_res_mutex );
assert( idxp != NULL );
assert( msgid >= 0 );
- assert( ld->ld_nabandoned >= 0 );
- return lutil_bisect_find( ld->ld_abandoned, ld->ld_nabandoned, msgid, idxp );
+ return ldap_int_bisect_find( ld->ld_abandoned, ld->ld_nabandoned, msgid, idxp );
}
/*
static int
ldap_mark_abandoned( LDAP *ld, ber_int_t msgid, int idx )
{
- int i;
+ LDAP_ASSERT_MUTEX_OWNER( &ld->ld_res_mutex );
-#ifdef LDAP_R_COMPILE
- LDAP_PVT_THREAD_ASSERT_MUTEX_OWNER( &ld->ld_res_mutex );
-#endif
-
- /* NOTE: those assertions are repeated in lutil_bisect_delete() */
+ /* NOTE: those assertions are repeated in ldap_int_bisect_delete() */
assert( idx >= 0 );
- assert( idx < ld->ld_nabandoned );
+ assert( (unsigned) idx < ld->ld_nabandoned );
assert( ld->ld_abandoned[ idx ] == msgid );
-#if 0
- fprintf( stderr, "--> ldap_mark_abandoned %p %p %d %d:\n", (void *)&i, (void *)ld, msgid, idx );
- for ( i = 0; i < ld->ld_nabandoned; i++ ) {
- fprintf( stderr, "\t%p %p %d\n", (void *)&i, (void *)ld, ld->ld_abandoned[ i ] );
- }
-#endif
-
- return lutil_bisect_delete( &ld->ld_abandoned, &ld->ld_nabandoned, msgid, idx );
+ return ldap_int_bisect_delete( &ld->ld_abandoned, &ld->ld_nabandoned,
+ msgid, idx );
}
projects / openldap / blobdiff