1 /* dn2id.c - routines to deal with the dn2id index */
4 * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
5 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
12 #include <ac/string.h>
13 #include <ac/socket.h>
16 #include "back-ldbm.h"
17 #include "proto-back-ldbm.h"
29 struct ldbminfo *li = (struct ldbminfo *) be->be_private;
31 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",
41 ldbm_datum_init( key );
42 key.dsize = strlen( dn ) + 2;
43 key.dptr = ch_malloc( key.dsize );
44 sprintf( key.dptr, "%c%s", DN_BASE_PREFIX, dn );
46 ldbm_datum_init( data );
47 data.dptr = (char *) &id;
48 data.dsize = sizeof(ID);
51 rc = ldbm_cache_store( db, key, data, flags );
56 char *pdn = dn_parent( NULL, dn );
59 ldbm_datum_init( key );
60 key.dsize = strlen( pdn ) + 2;
61 key.dptr = ch_malloc( key.dsize );
62 sprintf( key.dptr, "%c%s", DN_ONE_PREFIX, pdn );
63 rc = idl_insert_key( be, db, key, id );
70 char **subtree = dn_subtree( NULL, dn );
72 if( subtree != NULL ) {
74 for( i=0; subtree[i] != NULL; i++ ) {
75 ldbm_datum_init( key );
76 key.dsize = strlen( subtree[i] ) + 2;
77 key.dptr = ch_malloc( key.dsize );
78 sprintf( key.dptr, "%c%s",
79 DN_SUBTREE_PREFIX, subtree[i] );
81 rc = idl_insert_key( be, db, key, id );
88 charray_free( subtree );
92 ldbm_cache_close( be, db );
94 Debug( LDAP_DEBUG_TRACE, "<= dn2id_add %d\n", rc, 0, 0 );
104 struct ldbminfo *li = (struct ldbminfo *) be->be_private;
109 Debug( LDAP_DEBUG_TRACE, "=> dn2id( \"%s\" )\n", dn, 0, 0 );
111 /* first check the cache */
112 if ( (id = cache_find_entry_dn2id( be, &li->li_cache, dn )) != NOID ) {
113 Debug( LDAP_DEBUG_TRACE, "<= dn2id %ld (in cache)\n", id,
118 if ( (db = ldbm_cache_open( be, "dn2id", LDBM_SUFFIX, LDBM_WRCREAT ))
120 Debug( LDAP_DEBUG_ANY, "<= dn2id could not open dn2id%s\n",
125 ldbm_datum_init( key );
127 key.dsize = strlen( dn ) + 2;
128 key.dptr = ch_malloc( key.dsize );
129 sprintf( key.dptr, "%c%s", DN_BASE_PREFIX, dn );
131 data = ldbm_cache_fetch( db, key );
133 ldbm_cache_close( be, db );
137 if ( data.dptr == NULL ) {
138 Debug( LDAP_DEBUG_TRACE, "<= dn2id NOID\n", 0, 0, 0 );
142 (void) memcpy( (char *) &id, data.dptr, sizeof(ID) );
144 assert( id != NOID );
146 ldbm_datum_free( db->dbc_db, data );
148 Debug( LDAP_DEBUG_TRACE, "<= dn2id %ld\n", id, 0, 0 );
163 Debug( LDAP_DEBUG_TRACE, "=> dn2idl( \"%c%s\" )\n", prefix, dn, 0 );
165 if ( (db = ldbm_cache_open( be, "dn2id", LDBM_SUFFIX, LDBM_WRCREAT ))
167 Debug( LDAP_DEBUG_ANY, "<= dn2idl could not open dn2id%s\n",
172 ldbm_datum_init( key );
174 key.dsize = strlen( dn ) + 2;
175 key.dptr = ch_malloc( key.dsize );
176 sprintf( key.dptr, "%c%s", prefix, dn );
178 idl = idl_fetch( be, db, key );
180 ldbm_cache_close( be, db );
199 Debug( LDAP_DEBUG_TRACE, "=> dn2id_delete( \"%s\", %ld )\n", dn, id, 0 );
201 assert( id != NOID );
203 if ( (db = ldbm_cache_open( be, "dn2id", LDBM_SUFFIX, LDBM_WRCREAT ))
205 Debug( LDAP_DEBUG_ANY,
206 "<= dn2id_delete could not open dn2id%s\n", LDBM_SUFFIX,
213 char *pdn = dn_parent( NULL, dn );
216 ldbm_datum_init( key );
217 key.dsize = strlen( pdn ) + 2;
218 key.dptr = ch_malloc( key.dsize );
219 sprintf( key.dptr, "%c%s", DN_ONE_PREFIX, pdn );
221 (void) idl_delete_key( be, db, key, id );
229 char **subtree = dn_subtree( NULL, dn );
231 if( subtree != NULL ) {
233 for( i=0; subtree[i] != NULL; i++ ) {
234 ldbm_datum_init( key );
235 key.dsize = strlen( subtree[i] ) + 2;
236 key.dptr = ch_malloc( key.dsize );
237 sprintf( key.dptr, "%c%s",
238 DN_SUBTREE_PREFIX, subtree[i] );
240 (void) idl_delete_key( be, db, key, id );
245 charray_free( subtree );
249 ldbm_datum_init( key );
251 key.dsize = strlen( dn ) + 2;
252 key.dptr = ch_malloc( key.dsize );
253 sprintf( key.dptr, "%c%s", DN_BASE_PREFIX, dn );
255 rc = ldbm_cache_delete( db, key );
259 ldbm_cache_close( be, db );
261 Debug( LDAP_DEBUG_TRACE, "<= dn2id_delete %d\n", rc, 0, 0 );
266 * dn2entry - look up dn in the cache/indexes and return the corresponding
282 Debug(LDAP_DEBUG_TRACE, "dn2entry_%s: dn: \"%s\"\n",
283 rw ? "w" : "r", dn, 0);
285 if( matched != NULL ) {
286 /* caller cares about match */
290 if ( (id = dn2id( be, dn )) != NOID &&
291 (e = id2entry_rw( be, id, rw )) != NULL )
297 Debug(LDAP_DEBUG_ANY,
298 "dn2entry_%s: no entry for valid id (%ld), dn \"%s\"\n",
299 rw ? "w" : "r", id, dn);
300 /* must have been deleted from underneath us */
301 /* treat as if NOID was found */
304 /* caller doesn't care about match */
305 if( matched == NULL ) return NULL;
307 /* entry does not exist - see how much of the dn does exist */
308 /* dn_parent checks returns NULL if dn is suffix */
309 if ( (pdn = dn_parent( be, dn )) != NULL ) {
310 /* get entry with reader lock */
311 if ( (e = dn2entry_r( be, pdn, matched )) != NULL ) {