openldap/servers/slapd/back-ldbm/id2children.c

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/* id2children.c - routines to deal with the id2children index */
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#include "portable.h"
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#include <stdio.h>
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#include <ac/string.h>
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#include <ac/socket.h>
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#include "slap.h"
#include "back-ldbm.h"
int
id2children_add(
Backend *be,
Entry *p,
Entry *e
)
{
struct dbcache *db;
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Datum key;
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int len, rc;
IDList *idl;
char buf[20];
ldbm_datum_init( key );
Debug( LDAP_DEBUG_TRACE, "=> id2children_add( %lu, %lu )\n",
p ? p->e_id : 0, e->e_id, 0 );
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if ( (db = ldbm_cache_open( be, "id2children", LDBM_SUFFIX,
LDBM_WRCREAT )) == NULL ) {
Debug( LDAP_DEBUG_ANY,
"<= id2children_add -1 could not open \"id2children%s\"\n",
LDBM_SUFFIX, 0, 0 );
return( -1 );
}
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sprintf( buf, "%c%ld", EQ_PREFIX, p ? p->e_id : 0 );
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key.dptr = buf;
key.dsize = strlen( buf ) + 1;
if ( idl_insert_key( be, db, key, e->e_id ) != 0 ) {
Debug( LDAP_DEBUG_TRACE, "<= id2children_add -1 (idl_insert)\n",
0, 0, 0 );
ldbm_cache_close( be, db );
return( -1 );
}
ldbm_cache_close( be, db );
Debug( LDAP_DEBUG_TRACE, "<= id2children_add 0\n", 0, 0, 0 );
return( 0 );
}
int
id2children_remove(
Backend *be,
Entry *p,
Entry *e
)
{
struct dbcache *db;
Datum key;
int len, rc;
IDList *idl;
char buf[20];
Debug( LDAP_DEBUG_TRACE, "=> id2children_remove( %lu, %lu )\n", p ? p->e_id
: 0, e->e_id, 0 );
if ( (db = ldbm_cache_open( be, "id2children", LDBM_SUFFIX,
LDBM_WRCREAT )) == NULL ) {
Debug( LDAP_DEBUG_ANY,
"<= id2children_remove -1 could not open \"id2children%s\"\n",
LDBM_SUFFIX, 0, 0 );
return( -1 );
}
ldbm_datum_init( key );
sprintf( buf, "%c%ld", EQ_PREFIX, p ? p->e_id : 0 );
key.dptr = buf;
key.dsize = strlen( buf ) + 1;
if ( idl_delete_key( be, db, key, e->e_id ) != 0 ) {
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Debug( LDAP_DEBUG_TRACE, "<= id2children_remove -1 (idl_delete)\n",
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0, 0, 0 );
ldbm_cache_close( be, db );
return( -1 );
}
ldbm_cache_close( be, db );
Debug( LDAP_DEBUG_TRACE, "<= id2children_remove 0\n", 0, 0, 0 );
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return( 0 );
}
int
has_children(
Backend *be,
Entry *p
)
{
struct dbcache *db;
Datum key;
int rc;
IDList *idl;
char buf[20];
ldbm_datum_init( key );
Debug( LDAP_DEBUG_TRACE, "=> has_children( %lu )\n", p->e_id , 0, 0 );
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if ( (db = ldbm_cache_open( be, "id2children", LDBM_SUFFIX,
LDBM_WRCREAT )) == NULL ) {
Debug( LDAP_DEBUG_ANY,
"<= has_children -1 could not open \"id2children%s\"\n",
LDBM_SUFFIX, 0, 0 );
return( 0 );
}
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sprintf( buf, "%c%ld", EQ_PREFIX, p->e_id );
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key.dptr = buf;
key.dsize = strlen( buf ) + 1;
idl = idl_fetch( be, db, key );
ldbm_cache_close( be, db );
rc = idl ? 1 : 0;
idl_free( idl );
Debug( LDAP_DEBUG_TRACE, "<= has_children %d\n", rc, 0, 0 );
return( rc );
}