version 1.36, 1999/07/13 04:39:55
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version 1.36.2.6, 2000/08/18 02:32:54
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/* $OpenLDAP$ */ |
/* |
/* |
* Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved. |
* Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved. |
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file |
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file |
*/ |
*/ |
/* Portions |
/* Portions |
* Copyright (c) 1990 Regents of the University of Michigan. |
* Copyright (c) 1990 Regents of the University of Michigan. |
* All rights reserved. |
* All rights reserved. |
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*/ |
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/*--- |
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* This notice applies to changes, created by or for Novell, Inc., |
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* to preexisting works for which notices appear elsewhere in this file. |
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* |
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* Copyright (C) 1999, 2000 Novell, Inc. All Rights Reserved. |
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* |
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* THIS WORK IS SUBJECT TO U.S. AND INTERNATIONAL COPYRIGHT LAWS AND TREATIES. |
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* USE, MODIFICATION, AND REDISTRIBUTION OF THIS WORK IS SUBJECT TO VERSION |
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* 2.0.1 OF THE OPENLDAP PUBLIC LICENSE, A COPY OF WHICH IS AVAILABLE AT |
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* HTTP://WWW.OPENLDAP.ORG/LICENSE.HTML OR IN THE FILE "LICENSE" IN THE |
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* TOP-LEVEL DIRECTORY OF THE DISTRIBUTION. ANY USE OR EXPLOITATION OF THIS |
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* WORK OTHER THAN AS AUTHORIZED IN VERSION 2.0.1 OF THE OPENLDAP PUBLIC |
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* LICENSE, OR OTHER PRIOR WRITTEN CONSENT FROM NOVELL, COULD SUBJECT THE |
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* PERPETRATOR TO CRIMINAL AND CIVIL LIABILITY. |
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*--- |
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* Modification to OpenLDAP source by Novell, Inc. |
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* April 2000 sfs Add code to process V3 referrals and search results |
* |
* |
* result.c - wait for an ldap result |
* result.c - wait for an ldap result |
*/ |
*/ |
Line 48 static void merge_error_info LDAP_P(( LD
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Line 67 static void merge_error_info LDAP_P(( LD
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/* |
/* |
* ldap_result - wait for an ldap result response to a message from the |
* ldap_result - wait for an ldap result response to a message from the |
* ldap server. If msgid is -1, any message will be accepted, otherwise |
* ldap server. If msgid is LDAP_RES_ANY (-1), any message will be |
* ldap_result will wait for a response with msgid. If all is 0 the |
* accepted. If msgid is LDAP_RES_UNSOLICITED (0), any unsolicited |
* first message with id msgid will be accepted, otherwise, ldap_result |
* message is accepted. Otherwise ldap_result will wait for a response |
* will wait for all responses with id msgid and then return a pointer to |
* with msgid. If all is LDAP_MSG_ONE (0) the first message with id |
* the entire list of messages. This is only useful for search responses, |
* msgid will be accepted, otherwise, ldap_result will wait for all |
* which can be of two message types (zero or more entries, followed by an |
* responses with id msgid and then return a pointer to the entire list |
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* of messages. This is only useful for search responses, which can be |
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* of two message types (zero or more entries, followed by an |
* ldap result). The type of the first message received is returned. |
* ldap result). 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 are discarded. |
* |
* |
Line 113 ldap_result(
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Line 134 ldap_result(
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if ( msgid == LDAP_RES_ANY || lm->lm_msgid == msgid ) { |
if ( msgid == LDAP_RES_ANY || lm->lm_msgid == msgid ) { |
LDAPMessage *tmp; |
LDAPMessage *tmp; |
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if ( all == 0 |
if ( all == LDAP_MSG_ONE |
|| (lm->lm_msgtype != LDAP_RES_SEARCH_RESULT |
|| (lm->lm_msgtype != LDAP_RES_SEARCH_RESULT |
&& lm->lm_msgtype != LDAP_RES_SEARCH_REFERENCE /* LDAPv3 */ |
&& lm->lm_msgtype != LDAP_RES_SEARCH_REFERENCE /* LDAPv3 */ |
&& lm->lm_msgtype != LDAP_RES_SEARCH_ENTRY) ) |
&& lm->lm_msgtype != LDAP_RES_SEARCH_ENTRY |
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&& lm->lm_msgtype != LDAP_RES_EXTENDED_PARTIAL) ) |
break; |
break; |
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for ( tmp = lm; tmp != NULL; tmp = tmp->lm_chain ) { |
for ( tmp = lm; tmp != NULL; tmp = tmp->lm_chain ) { |
Line 137 ldap_result(
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Line 159 ldap_result(
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} |
} |
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if ( lastlm == NULL ) { |
if ( lastlm == NULL ) { |
ld->ld_responses = (all == 0 && lm->lm_chain != NULL |
ld->ld_responses = (all == LDAP_MSG_ONE && lm->lm_chain != NULL |
? lm->lm_chain : lm->lm_next); |
? lm->lm_chain : lm->lm_next); |
} else { |
} else { |
lastlm->lm_next = (all == 0 && lm->lm_chain != NULL |
lastlm->lm_next = (all == LDAP_MSG_ONE && lm->lm_chain != NULL |
? lm->lm_chain : lm->lm_next); |
? lm->lm_chain : lm->lm_next); |
} |
} |
if ( all == 0 ) |
if ( all == LDAP_MSG_ONE && lm->lm_chain != NULL ) |
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{ |
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lm->lm_chain->lm_next = lm->lm_next; |
lm->lm_chain = NULL; |
lm->lm_chain = NULL; |
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} |
lm->lm_next = NULL; |
lm->lm_next = NULL; |
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*result = lm; |
*result = lm; |
Line 196 wait4msg(
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Line 221 wait4msg(
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} |
} |
#endif /* LDAP_DEBUG */ |
#endif /* LDAP_DEBUG */ |
for ( lc = ld->ld_conns; lc != NULL; lc = lc->lconn_next ) { |
for ( lc = ld->ld_conns; lc != NULL; lc = lc->lconn_next ) { |
if ( ber_pvt_sb_data_ready(lc->lconn_sb) ) { |
if ( ber_sockbuf_ctrl( lc->lconn_sb, |
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LBER_SB_OPT_DATA_READY, NULL ) ) { |
rc = try_read1msg( ld, msgid, all, lc->lconn_sb, |
rc = try_read1msg( ld, msgid, all, lc->lconn_sb, |
lc, result ); |
lc, result ); |
break; |
break; |
Line 275 try_read1msg(
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Line 301 try_read1msg(
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ber_tag_t tag; |
ber_tag_t tag; |
ber_len_t len; |
ber_len_t len; |
int foundit = 0; |
int foundit = 0; |
LDAPRequest *lr; |
LDAPRequest *lr, *tmplr; |
BerElement tmpber; |
BerElement tmpber; |
int rc, refer_cnt, hadref, simple_request; |
int rc, refer_cnt, hadref, simple_request; |
ber_int_t lderr; |
ber_int_t lderr; |
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/* |
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* v3ref = flag for V3 referral / search reference |
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* 0 = not a ref, 1 = sucessfully chased ref, -1 = pass ref to application |
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*/ |
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int v3ref; |
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assert( ld != NULL ); |
assert( ld != NULL ); |
assert( lc != NULL ); |
assert( lc != NULL ); |
Line 334 try_read1msg(
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Line 365 try_read1msg(
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/* if it's been abandoned, toss it */ |
/* if it's been abandoned, toss it */ |
if ( ldap_abandoned( ld, id ) ) { |
if ( ldap_abandoned( ld, id ) ) { |
ber_free( ber, 1 ); |
ber_free( ber, 1 ); |
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Debug( LDAP_DEBUG_ANY, "abandoned\n", 0, 0, 0); |
return( -2 ); /* continue looking */ |
return( -2 ); /* continue looking */ |
} |
} |
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if (( lr = ldap_find_request_by_msgid( ld, id )) == NULL ) { |
if (( lr = ldap_find_request_by_msgid( ld, id )) == NULL ) { |
Debug( LDAP_DEBUG_ANY, |
Debug( LDAP_DEBUG_ANY, |
"no request for response with msgid %ld (tossing)\n", |
"no request for response with msgid %ld (tossing)\n", |
id, 0, 0 ); |
(long) id, 0, 0 ); |
ber_free( ber, 1 ); |
ber_free( ber, 1 ); |
return( -2 ); /* continue looking */ |
return( -2 ); /* continue looking */ |
} |
} |
Line 352 try_read1msg(
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Line 384 try_read1msg(
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return( -1 ); |
return( -1 ); |
} |
} |
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Debug( LDAP_DEBUG_TRACE, "ldap_read: %s msgid %ld, original id %d\n", |
Debug( LDAP_DEBUG_TRACE, "ldap_read: message type %s msgid %ld, original id %ld\n", |
( tag == LDAP_RES_SEARCH_ENTRY ) ? "entry" : |
ldap_int_msgtype2str( tag ), |
( tag == LDAP_RES_SEARCH_REFERENCE ) ? "reference" : "result", |
(long) lr->lr_msgid, (long) lr->lr_origid ); |
id, lr->lr_origid ); |
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id = lr->lr_origid; |
id = lr->lr_origid; |
refer_cnt = 0; |
refer_cnt = 0; |
Line 363 try_read1msg(
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Line 394 try_read1msg(
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rc = -2; /* default is to keep looking (no response found) */ |
rc = -2; /* default is to keep looking (no response found) */ |
lr->lr_res_msgtype = tag; |
lr->lr_res_msgtype = tag; |
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if ( tag != LDAP_RES_SEARCH_ENTRY ) { |
/* |
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* This code figures out if we are going to chase a |
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* referral / search reference, or pass it back to the application |
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*/ |
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v3ref = 0; /* Assume not a V3 search reference or referral */ |
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if( (tag != LDAP_RES_SEARCH_ENTRY) && (ld->ld_version > LDAP_VERSION2) ) { |
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BerElement tmpber = *ber; /* struct copy */ |
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char **refs = NULL; |
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if( tag == LDAP_RES_SEARCH_REFERENCE) { |
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/* This is a V3 search reference */ |
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/* Assume we do not chase the reference, but pass it to application */ |
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v3ref = -1; |
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if( LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_REFERRALS) || |
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(lr->lr_parent != NULL) ) |
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{ |
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/* Get the referral list */ |
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if ( ber_scanf( &tmpber, "{v}", &refs ) == LBER_ERROR ) { |
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rc = LDAP_DECODING_ERROR; |
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} else { |
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/* Note: refs arrary is freed by ldap_chase_v3referrals */ |
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refer_cnt = ldap_chase_v3referrals( ld, lr, refs, |
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&lr->lr_res_error, &hadref ); |
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if ( refer_cnt > 0 ) { /* sucessfully chased reference */ |
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/* If haven't got end search, set chasing referrals */ |
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if( lr->lr_status != LDAP_REQST_COMPLETED) { |
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lr->lr_status = LDAP_REQST_CHASINGREFS; |
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Debug( LDAP_DEBUG_TRACE, |
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"read1msg: search ref chased, mark request chasing refs, id = %d\n", |
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lr->lr_msgid, 0, 0); |
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} |
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v3ref = 1; /* We sucessfully chased the reference */ |
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} |
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} |
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} |
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} else { |
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/* Check for V3 referral */ |
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ber_len_t len; |
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if ( ber_scanf( &tmpber, "{iaa",/*}*/ &lderr, |
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&lr->lr_res_matched, &lr->lr_res_error ) |
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!= LBER_ERROR ) { |
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/* Check if V3 referral */ |
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if( ber_peek_tag( &tmpber, &len) == LDAP_TAG_REFERRAL ) { |
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/* We have a V3 referral, assume we cannot chase it */ |
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v3ref = -1; |
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if( LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_REFERRALS) |
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|| (lr->lr_parent != NULL) ) |
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{ |
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v3ref = -1; /* Assume referral not chased and return it to app */ |
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/* Get the referral list */ |
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if( ber_scanf( &tmpber, "{v}", &refs) == LBER_ERROR) { |
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rc = LDAP_DECODING_ERROR; |
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lr->lr_status = LDAP_REQST_COMPLETED; |
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Debug( LDAP_DEBUG_TRACE, |
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"read1msg: referral decode error, mark request completed, id = %d\n", |
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lr->lr_msgid, 0, 0); |
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} else { |
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/* Chase the referral |
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* Note: refs arrary is freed by ldap_chase_v3referrals |
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*/ |
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refer_cnt = ldap_chase_v3referrals( ld, lr, refs, |
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&lr->lr_res_error, &hadref ); |
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lr->lr_status = LDAP_REQST_COMPLETED; |
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Debug( LDAP_DEBUG_TRACE, |
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"read1msg: referral chased, mark request completed, id = %d\n", |
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lr->lr_msgid, 0, 0); |
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if( refer_cnt > 0) { |
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v3ref = 1; /* Referral successfully chased */ |
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} |
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} |
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} |
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} |
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if( lr->lr_res_matched != NULL ) { |
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LDAP_FREE( lr->lr_res_matched ); |
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lr->lr_res_matched = NULL; |
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} |
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if( lr->lr_res_error != NULL ) { |
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LDAP_FREE( lr->lr_res_error ); |
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lr->lr_res_error = NULL; |
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} |
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} |
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} |
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} |
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/* All results that just return a status, i.e. don't return data |
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* go through the following code. This code also chases V2 referrals |
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* and checks if all referrals have been chased. |
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*/ |
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if ( (tag != LDAP_RES_SEARCH_ENTRY) && (v3ref > -1) ) { |
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/* For a v3 search referral/reference, only come here if already chased it */ |
if ( ld->ld_version >= LDAP_VERSION2 && |
if ( ld->ld_version >= LDAP_VERSION2 && |
( lr->lr_parent != NULL || |
( lr->lr_parent != NULL || |
LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_REFERRALS) ) ) |
LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_REFERRALS) ) ) |
{ |
{ |
tmpber = *ber; /* struct copy */ |
tmpber = *ber; /* struct copy */ |
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if ( v3ref == 1 ) { |
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; /* V3 search reference or V3 referral sucessfully chased */ |
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} else |
if ( ber_scanf( &tmpber, "{iaa}", &lderr, |
if ( ber_scanf( &tmpber, "{iaa}", &lderr, |
&lr->lr_res_matched, &lr->lr_res_error ) |
&lr->lr_res_matched, &lr->lr_res_error ) |
!= LBER_ERROR ) { |
!= LBER_ERROR ) { |
Line 376 try_read1msg(
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Line 500 try_read1msg(
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/* referrals are in error string */ |
/* referrals are in error string */ |
refer_cnt = ldap_chase_referrals( ld, lr, |
refer_cnt = ldap_chase_referrals( ld, lr, |
&lr->lr_res_error, &hadref ); |
&lr->lr_res_error, &hadref ); |
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lr->lr_status = LDAP_REQST_COMPLETED; |
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Debug( LDAP_DEBUG_TRACE, |
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"read1msg: V2 referral chased, mark request completed, id = %d\n", lr->lr_msgid, 0, 0); |
} |
} |
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/* save errno, message, and matched string */ |
/* save errno, message, and matched string */ |
Line 404 Debug( LDAP_DEBUG_TRACE,
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Line 531 Debug( LDAP_DEBUG_TRACE,
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if ( refer_cnt < 0 ) { |
if ( refer_cnt < 0 ) { |
return( -1 ); /* fatal error */ |
return( -1 ); /* fatal error */ |
} |
} |
lr->lr_status = LDAP_REQST_CHASINGREFS; |
lr->lr_res_errno = LDAP_SUCCESS; /* sucessfully chased referral */ |
} else { |
} else { |
if ( lr->lr_outrefcnt <= 0 && lr->lr_parent == NULL ) { |
if ( lr->lr_outrefcnt <= 0 && lr->lr_parent == NULL ) { |
/* request without any referrals */ |
/* request without any referrals */ |
Line 415 Debug( LDAP_DEBUG_TRACE,
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Line 542 Debug( LDAP_DEBUG_TRACE,
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ber = NULL; |
ber = NULL; |
} |
} |
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lr->lr_status = LDAP_REQST_COMPLETED; /* declare this request done */ |
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Debug( LDAP_DEBUG_TRACE, |
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"read1msg: mark request completed, id = %d\n", lr->lr_msgid, 0, 0); |
while ( lr->lr_parent != NULL ) { |
while ( lr->lr_parent != NULL ) { |
merge_error_info( ld, lr->lr_parent, lr ); |
merge_error_info( ld, lr->lr_parent, lr ); |
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Line 424 Debug( LDAP_DEBUG_TRACE,
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Line 554 Debug( LDAP_DEBUG_TRACE,
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} |
} |
} |
} |
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if ( lr->lr_outrefcnt <= 0 && lr->lr_parent == NULL ) { |
/* Check if all requests are finished, lr is now parent */ |
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for(tmplr=lr ; tmplr != NULL; tmplr=tmplr->lr_refnext) { |
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if( tmplr->lr_status != LDAP_REQST_COMPLETED) { |
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break; |
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} |
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} |
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/* This is the parent request if the request has referrals */ |
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if ( lr->lr_outrefcnt <= 0 && lr->lr_parent == NULL && tmplr == NULL ) { |
id = lr->lr_msgid; |
id = lr->lr_msgid; |
tag = lr->lr_res_msgtype; |
tag = lr->lr_res_msgtype; |
Debug( LDAP_DEBUG_ANY, "request %ld done\n", |
Debug( LDAP_DEBUG_ANY, "request %ld done\n", |
id, 0, 0 ); |
(long) id, 0, 0 ); |
Debug( LDAP_DEBUG_TRACE, |
Debug( LDAP_DEBUG_TRACE, |
"res_errno: %d, res_error: <%s>, res_matched: <%s>\n", |
"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_errno, lr->lr_res_error ? lr->lr_res_error : "", |
Line 473 lr->lr_res_matched ? lr->lr_res_matched
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Line 611 lr->lr_res_matched ? lr->lr_res_matched
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/* is this the one we're looking for? */ |
/* is this the one we're looking for? */ |
if ( msgid == LDAP_RES_ANY || id == msgid ) { |
if ( msgid == LDAP_RES_ANY || id == msgid ) { |
if ( all == 0 |
if ( all == LDAP_MSG_ONE |
|| (new->lm_msgtype != LDAP_RES_SEARCH_RESULT |
|| (new->lm_msgtype != LDAP_RES_SEARCH_RESULT |
&& new->lm_msgtype != LDAP_RES_SEARCH_ENTRY) ) { |
&& new->lm_msgtype != LDAP_RES_SEARCH_ENTRY |
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&& new->lm_msgtype != LDAP_RES_SEARCH_REFERENCE) ) { |
*result = new; |
*result = new; |
ld->ld_errno = LDAP_SUCCESS; |
ld->ld_errno = LDAP_SUCCESS; |
return( tag ); |
return( tag ); |
Line 510 lr->lr_res_matched ? lr->lr_res_matched
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Line 649 lr->lr_res_matched ? lr->lr_res_matched
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return( -2 ); /* continue looking */ |
return( -2 ); /* continue looking */ |
} |
} |
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Debug( LDAP_DEBUG_TRACE, "adding response id %d type %d:\n", |
Debug( LDAP_DEBUG_TRACE, "adding response id %ld type %ld:\n", |
new->lm_msgid, new->lm_msgtype, 0 ); |
(long) new->lm_msgid, (long) new->lm_msgtype, 0 ); |
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/* part of a search response - add to end of list of entries */ |
/* part of a search response - add to end of list of entries */ |
for ( tmp = l; tmp->lm_chain != NULL && |
for ( tmp = l; (tmp->lm_chain != NULL) && |
tmp->lm_chain->lm_msgtype == LDAP_RES_SEARCH_ENTRY; |
((tmp->lm_chain->lm_msgtype == LDAP_RES_SEARCH_ENTRY) || |
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(tmp->lm_chain->lm_msgtype == LDAP_RES_SEARCH_REFERENCE) || |
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(tmp->lm_chain->lm_msgtype == LDAP_RES_EXTENDED_PARTIAL )); |
tmp = tmp->lm_chain ) |
tmp = tmp->lm_chain ) |
; /* NULL */ |
; /* NULL */ |
tmp->lm_chain = new; |
tmp->lm_chain = new; |
Line 642 int
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Line 783 int
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ldap_msgtype( LDAPMessage *lm ) |
ldap_msgtype( LDAPMessage *lm ) |
{ |
{ |
assert( lm != NULL ); |
assert( lm != NULL ); |
return ( lm == NULL ) ? lm->lm_msgtype : -1; |
return ( lm != NULL ) ? lm->lm_msgtype : -1; |
} |
} |
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Line 651 ldap_msgid( LDAPMessage *lm )
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Line 792 ldap_msgid( LDAPMessage *lm )
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{ |
{ |
assert( lm != NULL ); |
assert( lm != NULL ); |
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return ( lm == NULL ) ? lm->lm_msgid : -1; |
return ( lm != NULL ) ? lm->lm_msgid : -1; |
} |
} |
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char * ldap_int_msgtype2str( ber_tag_t tag ) |
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{ |
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switch( tag ) { |
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case LDAP_RES_ADD: return "add"; |
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case LDAP_RES_BIND: return "bind"; |
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case LDAP_RES_COMPARE: return "compare"; |
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case LDAP_RES_DELETE: return "delete"; |
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case LDAP_RES_EXTENDED: return "extended-result"; |
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case LDAP_RES_EXTENDED_PARTIAL: return "extended-partial"; |
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case LDAP_RES_MODIFY: return "modify"; |
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case LDAP_RES_RENAME: return "rename"; |
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case LDAP_RES_SEARCH_ENTRY: return "search-entry"; |
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case LDAP_RES_SEARCH_REFERENCE: return "search-reference"; |
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case LDAP_RES_SEARCH_RESULT: return "search-result"; |
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} |
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return "unknown"; |
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} |
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int |
int |
ldap_msgfree( LDAPMessage *lm ) |
ldap_msgfree( LDAPMessage *lm ) |
{ |
{ |
Line 751 ldap_mark_abandoned( LDAP *ld, ber_int_t
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Line 910 ldap_mark_abandoned( LDAP *ld, ber_int_t
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return( 0 ); |
return( 0 ); |
} |
} |
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#ifdef LDAP_CONNECTIONLESS |
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int |
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cldap_getmsg( LDAP *ld, struct timeval *timeout, BerElement *ber ) |
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{ |
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int rc; |
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ber_tag_t tag; |
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ber_len_t len; |
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if ( ! ber_pvt_sb_data_ready(&ld->ld_sb) ) { |
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/* restored from ldap_select1() in result.c version 1.24 */ |
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fd_set readfds; |
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if ( ldap_int_tblsize == 0 ) |
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ldap_int_ip_init(); |
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FD_ZERO( &readfds ); |
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FD_SET( ber_pvt_sb_get_desc(&ld->ld_sb), &readfds ); |
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rc = select( ldap_int_tblsize, &readfds, 0, 0, timeout ); |
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if ( rc == -1 || rc == 0 ) { |
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ld->ld_errno = (rc == -1 ? LDAP_SERVER_DOWN : |
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LDAP_TIMEOUT); |
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return( rc ); |
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} |
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} |
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|
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/* get the next message */ |
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if ( (tag = ber_get_next( &ld->ld_sb, &len, ber )) |
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!= LDAP_TAG_MESSAGE ) { |
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ld->ld_errno = (tag == LBER_DEFAULT ? LDAP_SERVER_DOWN : |
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LDAP_LOCAL_ERROR); |
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return( -1 ); |
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} |
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return( 0 ); |
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} |
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#endif /* LDAP_CONNECTIONLESS */ |
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