* result.c - wait for an ldap result
*/
+/*
+ * LDAPv3 (RFC2251)
+ * LDAPResult ::= SEQUENCE {
+ * resultCode ENUMERATED { ... },
+ * matchedDN LDAPDN,
+ * errorMessage LDAPString,
+ * referral Referral OPTIONAL
+ * }
+ * Referral ::= SEQUENCE OF LDAPURL (one or more)
+ * LDAPURL ::= LDAPString (limited to URL chars)
+ */
+
#include "portable.h"
#include <stdio.h>
-#include <stdlib.h>
+
+#include <ac/stdlib.h>
#include <ac/errno.h>
#include <ac/socket.h>
#include "ldap-int.h"
-static int ldap_abandoned LDAP_P(( LDAP *ld, int msgid ));
-static int ldap_mark_abandoned LDAP_P(( LDAP *ld, int msgid ));
-static int wait4msg LDAP_P(( LDAP *ld, int msgid, int all, struct timeval *timeout,
- LDAPMessage **result ));
-static int try_read1msg LDAP_P(( LDAP *ld, int msgid, int all, Sockbuf *sb, LDAPConn *lc,
+static int ldap_abandoned LDAP_P(( LDAP *ld, ber_int_t msgid ));
+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 unsigned long build_result_ber LDAP_P(( LDAP *ld, BerElement *ber, LDAPRequest *lr ));
+static ber_tag_t try_read1msg LDAP_P(( LDAP *ld, ber_int_t msgid,
+ int all, Sockbuf *sb, 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 ));
* ldap_result( s, msgid, all, timeout, result )
*/
int
-ldap_result( LDAP *ld, int msgid, int all, struct timeval *timeout,
+ldap_result(
+ LDAP *ld,
+ int msgid,
+ int all,
+ struct timeval *timeout,
LDAPMessage **result )
{
LDAPMessage *lm, *lastlm, *nextlm;
* wait until it arrives or timeout occurs.
*/
- *result = NULLMSG;
- lastlm = NULLMSG;
- for ( lm = ld->ld_responses; lm != NULLMSG; lm = nextlm ) {
+ *result = NULL;
+ lastlm = NULL;
+ for ( lm = ld->ld_responses; lm != NULL; lm = nextlm ) {
nextlm = lm->lm_next;
if ( ldap_abandoned( ld, lm->lm_msgid ) ) {
ldap_mark_abandoned( ld, lm->lm_msgid );
- if ( lastlm == NULLMSG ) {
+ if ( lastlm == NULL ) {
ld->ld_responses = lm->lm_next;
} else {
lastlm->lm_next = nextlm;
&& lm->lm_msgtype != LDAP_RES_SEARCH_ENTRY) )
break;
- for ( tmp = lm; tmp != NULLMSG; tmp = tmp->lm_chain ) {
+ for ( tmp = lm; tmp != NULL; tmp = tmp->lm_chain ) {
if ( tmp->lm_msgtype == LDAP_RES_SEARCH_RESULT )
break;
}
- if ( tmp == NULLMSG ) {
- return( wait4msg( ld, msgid, all, timeout,
- result ) );
+ if ( tmp == NULL ) {
+ lm = NULL;
}
break;
}
lastlm = lm;
}
- if ( lm == NULLMSG ) {
+ if ( lm == NULL ) {
return( wait4msg( ld, msgid, all, timeout, result ) );
}
- if ( lastlm == NULLMSG ) {
- ld->ld_responses = (all == 0 && lm->lm_chain != NULLMSG
+ if ( lastlm == NULL ) {
+ ld->ld_responses = (all == 0 && lm->lm_chain != NULL
? lm->lm_chain : lm->lm_next);
} else {
- lastlm->lm_next = (all == 0 && lm->lm_chain != NULLMSG
+ lastlm->lm_next = (all == 0 && lm->lm_chain != NULL
? lm->lm_chain : lm->lm_next);
}
if ( all == 0 )
- lm->lm_chain = NULLMSG;
- lm->lm_next = NULLMSG;
+ lm->lm_chain = NULL;
+ lm->lm_next = NULL;
*result = lm;
ld->ld_errno = LDAP_SUCCESS;
}
static int
-wait4msg( LDAP *ld, int msgid, int all, struct timeval *timeout,
+wait4msg(
+ LDAP *ld,
+ ber_int_t msgid,
+ int all,
+ struct timeval *timeout,
LDAPMessage **result )
{
int rc;
#endif
if ( rc == 0 || ( rc == -1 && (
- ( LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_RESTART)
- == LDAP_OPT_OFF )
+ !LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_RESTART)
|| errno != EINTR )))
{
ld->ld_errno = (rc == -1 ? LDAP_SERVER_DOWN :
}
-static int
-try_read1msg( LDAP *ld, int msgid, int all, Sockbuf *sb,
- LDAPConn *lc, LDAPMessage **result )
+static ber_tag_t
+try_read1msg(
+ LDAP *ld,
+ ber_int_t msgid,
+ int all,
+ Sockbuf *sb,
+ LDAPConn *lc,
+ LDAPMessage **result )
{
BerElement *ber;
LDAPMessage *new, *l, *prev, *tmp;
- long id;
- unsigned long tag, len;
+ ber_int_t id;
+ ber_tag_t tag;
+ ber_len_t len;
int foundit = 0;
LDAPRequest *lr;
BerElement tmpber;
int rc, refer_cnt, hadref, simple_request;
- unsigned long lderr;
+ ber_int_t lderr;
assert( ld != NULL );
assert( lc != NULL );
- ber = &lc->lconn_ber;
-
Debug( LDAP_DEBUG_TRACE, "read1msg\n", 0, 0, 0 );
-#if 0
- ber_init_w_nullc( &ber, 0 );
- ldap_set_ber_options( ld, &ber );
-#endif
+ if ( lc->lconn_ber == NULL ) {
+ lc->lconn_ber = ldap_alloc_ber_with_options(ld);
+
+ if( lc->lconn_ber == NULL ) {
+ return -1;
+ }
+ }
+
+ ber = lc->lconn_ber;
+ assert( BER_VALID (ber) );
/* get the next message */
+ errno = 0;
if ( (tag = ber_get_next( sb, &len, ber ))
!= LDAP_TAG_MESSAGE ) {
if ( tag == LBER_DEFAULT) {
return -1;
}
+ /*
+ * We read a complete message.
+ * The connection should no longer need this ber.
+ */
+ lc->lconn_ber = NULL;
+
/* message id */
if ( ber_get_int( ber, &id ) == LBER_ERROR ) {
+ ber_free( ber, 1 );
ld->ld_errno = LDAP_DECODING_ERROR;
return( -1 );
}
/* if it's been abandoned, toss it */
- if ( ldap_abandoned( ld, (int)id ) ) {
- ber_clear( ber, 1 ); /* gack! */
+ if ( ldap_abandoned( ld, id ) ) {
+ ber_free( ber, 1 );
return( -2 ); /* continue looking */
}
Debug( LDAP_DEBUG_ANY,
"no request for response with msgid %ld (tossing)\n",
id, 0, 0 );
- ber_clear( ber, 1 ); /* gack! */
+ ber_free( ber, 1 );
return( -2 ); /* continue looking */
}
- Debug( LDAP_DEBUG_TRACE, "ldap_read: %s msgid %ld, original id %d\n",
- ( tag == LDAP_RES_SEARCH_ENTRY ) ? "entry" :
- ( tag == LDAP_RES_SEARCH_REFERENCE ) ? "reference" : "result",
- id, lr->lr_origid );
- id = lr->lr_origid;
/* the message type */
if ( (tag = ber_peek_tag( ber, &len )) == LBER_ERROR ) {
ld->ld_errno = LDAP_DECODING_ERROR;
+ ber_free( ber, 1 );
return( -1 );
}
+ Debug( LDAP_DEBUG_TRACE, "ldap_read: %s msgid %ld, original id %d\n",
+ ( tag == LDAP_RES_SEARCH_ENTRY ) ? "entry" :
+ ( tag == LDAP_RES_SEARCH_REFERENCE ) ? "reference" : "result",
+ id, lr->lr_origid );
+
+ id = lr->lr_origid;
refer_cnt = 0;
hadref = simple_request = 0;
rc = -2; /* default is to keep looking (no response found) */
if ( tag != LDAP_RES_SEARCH_ENTRY ) {
if ( ld->ld_version >= LDAP_VERSION2 &&
( lr->lr_parent != NULL ||
- ( LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_REFERRALS)
- != LDAP_OPT_OFF ) ) )
+ LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_REFERRALS) ) )
{
tmpber = *ber; /* struct copy */
if ( ber_scanf( &tmpber, "{iaa}", &lderr,
"read1msg: %d new referrals\n", refer_cnt, 0, 0 );
if ( refer_cnt != 0 ) { /* chasing referrals */
- ber_clear( ber, 1 ); /* gack! */
+ ber_free( ber, 1 );
+ ber = NULL;
if ( refer_cnt < 0 ) {
return( -1 ); /* fatal error */
}
simple_request = ( hadref ? 0 : 1 );
} else {
/* request with referrals or child request */
- ber_clear( ber, 1 ); /* gack! */
+ ber_free( ber, 1 );
+ ber = NULL;
}
while ( lr->lr_parent != NULL ) {
lr->lr_res_errno, lr->lr_res_error ? lr->lr_res_error : "",
lr->lr_res_matched ? lr->lr_res_matched : "" );
if ( !simple_request ) {
- ber_clear( ber, 1 ); /* gack! */
- if ( build_result_ber( ld, ber, lr )
+ ber_free( ber, 1 );
+ ber = NULL;
+ if ( build_result_ber( ld, &ber, lr )
== LBER_ERROR ) {
- ld->ld_errno = LDAP_NO_MEMORY;
rc = -1; /* fatal error */
}
}
}
}
- if ( ber->ber_buf == NULL ) {
+ if ( ber == NULL ) {
return( rc );
}
/* make a new ldap message */
- if ( (new = (LDAPMessage *) calloc( 1, sizeof(LDAPMessage) ))
+ if ( (new = (LDAPMessage *) LDAP_CALLOC( 1, sizeof(LDAPMessage) ))
== NULL ) {
ld->ld_errno = LDAP_NO_MEMORY;
return( -1 );
}
new->lm_msgid = (int)id;
new->lm_msgtype = tag;
- new->lm_ber = ber_dup( ber );
- ber_clear( ber, 0 ); /* don't kill buffer */
+ new->lm_ber = ber;
#ifndef LDAP_NOCACHE
if ( ld->ld_cache != NULL ) {
* search response.
*/
- prev = NULLMSG;
- for ( l = ld->ld_responses; l != NULLMSG; l = l->lm_next ) {
+ prev = NULL;
+ for ( l = ld->ld_responses; l != NULL; l = l->lm_next ) {
if ( l->lm_msgid == new->lm_msgid )
break;
prev = l;
}
/* not part of an existing search response */
- if ( l == NULLMSG ) {
+ if ( l == NULL ) {
if ( foundit ) {
*result = new;
ld->ld_errno = LDAP_SUCCESS;
new->lm_msgid, new->lm_msgtype, 0 );
/* part of a search response - add to end of list of entries */
- for ( tmp = l; tmp->lm_chain != NULLMSG &&
+ for ( tmp = l; tmp->lm_chain != NULL &&
tmp->lm_chain->lm_msgtype == LDAP_RES_SEARCH_ENTRY;
tmp = tmp->lm_chain )
; /* NULL */
/* return the whole chain if that's what we were looking for */
if ( foundit ) {
- if ( prev == NULLMSG )
+ if ( prev == NULL )
ld->ld_responses = l->lm_next;
else
prev->lm_next = l->lm_next;
}
-static unsigned long
-build_result_ber( LDAP *ld, BerElement *ber, LDAPRequest *lr )
+static ber_tag_t
+build_result_ber( LDAP *ld, BerElement **bp, LDAPRequest *lr )
{
- unsigned long len;
- long along;
+ ber_len_t len;
+ ber_int_t tag;
+ ber_int_t along;
+ BerElement *ber;
+
+ *bp = NULL;
+ ber = ldap_alloc_ber_with_options( ld );
+
+ if( ber == NULL ) {
+ ld->ld_errno = LDAP_NO_MEMORY;
+ return LBER_ERROR;
+ }
- ber_init_w_nullc( ber, 0 );
- ldap_set_ber_options( ld, ber );
if ( ber_printf( ber, "{it{ess}}", lr->lr_msgid,
- (unsigned long) lr->lr_res_msgtype, lr->lr_res_errno,
+ lr->lr_res_msgtype, lr->lr_res_errno,
lr->lr_res_matched ? lr->lr_res_matched : "",
lr->lr_res_error ? lr->lr_res_error : "" ) == -1 ) {
+
+ ld->ld_errno = LDAP_ENCODING_ERROR;
+ ber_free(ber, 1);
return( LBER_ERROR );
}
ber_reset( ber, 1 );
+
if ( ber_skip_tag( ber, &len ) == LBER_ERROR ) {
+ ld->ld_errno = LDAP_DECODING_ERROR;
+ ber_free(ber, 1);
return( LBER_ERROR );
}
if ( ber_get_int( ber, &along ) == LBER_ERROR ) {
+ ld->ld_errno = LDAP_DECODING_ERROR;
+ ber_free(ber, 1);
+ return( LBER_ERROR );
+ }
+
+ tag = ber_peek_tag( ber, &len );
+
+ if ( tag == LBER_ERROR ) {
+ ld->ld_errno = LDAP_DECODING_ERROR;
+ ber_free(ber, 1);
return( LBER_ERROR );
}
- return( ber_peek_tag( ber, &len ));
+ *bp = ber;
+ return tag;
}
parentr->lr_res_errno == LDAP_SUCCESS ) {
parentr->lr_res_errno = lr->lr_res_errno;
if ( parentr->lr_res_error != NULL ) {
- free( parentr->lr_res_error );
+ LDAP_FREE( parentr->lr_res_error );
}
parentr->lr_res_error = lr->lr_res_error;
lr->lr_res_error = NULL;
if ( LDAP_NAME_ERROR( lr->lr_res_errno )) {
if ( parentr->lr_res_matched != NULL ) {
- free( parentr->lr_res_matched );
+ LDAP_FREE( parentr->lr_res_matched );
}
parentr->lr_res_matched = lr->lr_res_matched;
lr->lr_res_matched = NULL;
Debug( LDAP_DEBUG_TRACE, "ldap_msgfree\n", 0, 0, 0 );
- for ( ; lm != NULLMSG; lm = next ) {
+ for ( ; lm != NULL; lm = next ) {
next = lm->lm_chain;
type = lm->lm_msgtype;
ber_free( lm->lm_ber, 1 );
- free( (char *) lm );
+ LDAP_FREE( (char *) lm );
}
return( type );
Debug( LDAP_DEBUG_TRACE, "ldap_msgdelete\n", 0, 0, 0 );
- prev = NULLMSG;
- for ( lm = ld->ld_responses; lm != NULLMSG; lm = lm->lm_next ) {
+ prev = NULL;
+ for ( lm = ld->ld_responses; lm != NULL; lm = lm->lm_next ) {
if ( lm->lm_msgid == msgid )
break;
prev = lm;
}
- if ( lm == NULLMSG )
+ if ( lm == NULL )
return( -1 );
- if ( prev == NULLMSG )
+ if ( prev == NULL )
ld->ld_responses = lm->lm_next;
else
prev->lm_next = lm->lm_next;
* return 1 if message msgid is waiting to be abandoned, 0 otherwise
*/
static int
-ldap_abandoned( LDAP *ld, int msgid )
+ldap_abandoned( LDAP *ld, ber_int_t msgid )
{
int i;
static int
-ldap_mark_abandoned( LDAP *ld, int msgid )
+ldap_mark_abandoned( LDAP *ld, ber_int_t msgid )
{
int i;
int
cldap_getmsg( LDAP *ld, struct timeval *timeout, BerElement *ber )
{
- int rc;
- unsigned long tag, len;
+ int rc;
+ ber_tag_t tag;
+ ber_len_t len;
if ( ! ber_pvt_sb_data_ready(&ld->ld_sb) ) {
- rc = ldap_select1( ld, timeout );
+ /* restored from ldap_select1() in result.c version 1.24 */
+ fd_set readfds;
+ if ( ldap_int_tblsize == 0 )
+ ldap_int_ip_init();
+ FD_ZERO( &readfds );
+ FD_SET( ber_pvt_sb_get_desc(&ld->ld_sb), &readfds );
+ rc = select( ldap_int_tblsize, &readfds, 0, 0, timeout );
+
if ( rc == -1 || rc == 0 ) {
ld->ld_errno = (rc == -1 ? LDAP_SERVER_DOWN :
LDAP_TIMEOUT);
return( -1 );
}
- return( tag );
+ return( 0 );
}
#endif /* LDAP_CONNECTIONLESS */
projects / openldap / blobdiff