1 /* dn2id.c - routines to deal with the dn2id index */
6 #include <sys/socket.h>
9 #include "proto-back-ldbm.h"
11 extern struct dbcache *ldbm_cache_open();
12 extern char *dn_parent();
13 extern Datum ldbm_cache_fetch();
25 struct ldbminfo *li = (struct ldbminfo *) be->be_private;
28 memset( &key, 0, sizeof( key ) );
29 memset( &data, 0, sizeof( data ) );
32 Debug( LDAP_DEBUG_TRACE, "=> dn2id_add( \"%s\", %ld )\n", dn, id, 0 );
34 if ( (db = ldbm_cache_open( be, "dn2id", LDBM_SUFFIX, LDBM_WRCREAT ))
36 Debug( LDAP_DEBUG_ANY, "Could not open/create dn2id%s\n",
42 dn_normalize_case( dn );
45 key.dsize = strlen( dn ) + 1;
46 data.dptr = (char *) &id;
47 data.dsize = sizeof(ID);
50 if ( li->li_flush_wrt ) flags |= LDBM_SYNC;
52 rc = ldbm_cache_store( db, key, data, flags );
55 ldbm_cache_close( be, db );
57 Debug( LDAP_DEBUG_TRACE, "<= dn2id_add %d\n", rc, 0, 0 );
67 struct ldbminfo *li = (struct ldbminfo *) be->be_private;
73 memset( &key, 0, sizeof( key ) );
74 memset( &data, 0, sizeof( data ) );
78 Debug( LDAP_DEBUG_TRACE, "=> dn2id( \"%s\" )\n", dn, 0, 0 );
79 dn_normalize_case( dn );
81 /* first check the cache */
82 if ( (id = cache_find_entry_dn2id( be, &li->li_cache, dn )) != NOID ) {
84 Debug( LDAP_DEBUG_TRACE, "<= dn2id %d (in cache)\n", id,
89 if ( (db = ldbm_cache_open( be, "dn2id", LDBM_SUFFIX, LDBM_WRCREAT ))
92 Debug( LDAP_DEBUG_ANY, "<= dn2id could not open dn2id%s\n",
98 key.dsize = strlen( dn ) + 1;
100 data = ldbm_cache_fetch( db, key );
102 ldbm_cache_close( be, db );
105 if ( data.dptr == NULL ) {
106 Debug( LDAP_DEBUG_TRACE, "<= dn2id NOID\n", 0, 0, 0 );
110 (void) memcpy( (char *) &id, data.dptr, sizeof(ID) );
112 ldbm_datum_free( db->dbc_db, data );
114 Debug( LDAP_DEBUG_TRACE, "<= dn2id %d\n", id, 0, 0 );
124 struct ldbminfo *li = (struct ldbminfo *) be->be_private;
130 memset( &key, 0, sizeof( key ) );
133 Debug( LDAP_DEBUG_TRACE, "=> dn2id_delete( \"%s\" )\n", dn, 0, 0 );
135 if ( (db = ldbm_cache_open( be, "dn2id", LDBM_SUFFIX, LDBM_WRCREAT ))
137 Debug( LDAP_DEBUG_ANY,
138 "<= dn2id_delete could not open dn2id%s\n", LDBM_SUFFIX,
143 dn_normalize_case( dn );
145 key.dsize = strlen( dn ) + 1;
147 rc = ldbm_cache_delete( db, key );
149 ldbm_cache_close( be, db );
151 Debug( LDAP_DEBUG_TRACE, "<= dn2id_delete %d\n", rc, 0, 0 );
156 * dn2entry - look up dn in the cache/indexes and return the corresponding
168 struct ldbminfo *li = (struct ldbminfo *) be->be_private;
173 Debug(LDAP_DEBUG_TRACE, "dn2entry_%s: dn: %s\n",
174 rw ? "w" : "r", dn, 0);
176 if ( (id = dn2id( be, dn )) != NOID &&
177 (e = id2entry( be, id, rw )) != NULL )
183 /* stop when we get to the suffix */
184 if ( be_issuffix( be, dn ) ) {
188 /* entry does not exist - see how much of the dn does exist */
189 if ( (pdn = dn_parent( be, dn )) != NULL ) {
190 /* get entry with reader lock */
191 if ( (e = dn2entry_r( be, pdn, matched )) != NULL ) {
193 /* free entry with reader lock */
194 cache_return_entry_r( &li->li_cache, e );
204 if (e->e_state == ENTRY_STATE_DELETED)
207 if (strcmp(dn, e->e_dn) != 0)
210 /* return locked entry entry */
223 return( dn2entry( be, dn, matched, 0 ) );
233 return( dn2entry( be, dn, matched, 1 ) );