diff options
Diffstat (limited to 'ldap/servers/slapd/back-ldbm/idl_common.c')
| -rw-r--r-- | ldap/servers/slapd/back-ldbm/idl_common.c | 60 |
1 files changed, 59 insertions, 1 deletions
diff --git a/ldap/servers/slapd/back-ldbm/idl_common.c b/ldap/servers/slapd/back-ldbm/idl_common.c index c3274f59..593a0368 100644 --- a/ldap/servers/slapd/back-ldbm/idl_common.c +++ b/ldap/servers/slapd/back-ldbm/idl_common.c @@ -124,6 +124,47 @@ idl_append( IDList *idl, ID id) return( 0 ); } +/* Append an ID to an IDL, realloc-ing the space if needs be */ +/* ID presented is not to be already in the IDL. */ +/* moved from idl_new.c */ +int +idl_append_extend(IDList **orig_idl, ID id) +{ + IDList *idl = *orig_idl; + + if (idl == NULL) { + idl = idl_alloc(1); + idl_append(idl, id); + + *orig_idl = idl; + return 0; + } + + if ( idl->b_nids == idl->b_nmax ) { + size_t x = 0; + /* No more room, need to extend */ + /* Allocate new IDL with twice the space of this one */ + IDList *idl_new = NULL; + idl_new = idl_alloc(idl->b_nmax * 2); + if (NULL == idl_new) { + return ENOMEM; + } + /* copy over the existing contents */ + idl_new->b_nids = idl->b_nids; + for (x = 0; x < idl->b_nids;x++) { + idl_new->b_ids[x] = idl->b_ids[x]; + } + idl_free(idl); + idl = idl_new; + } + + idl->b_ids[idl->b_nids] = id; + idl->b_nids++; + *orig_idl = idl; + + return 0; +} + static IDList * idl_dup( IDList *idl ) { @@ -146,10 +187,27 @@ idl_min( IDList *a, IDList *b ) return( a->b_nids > b->b_nids ? b : a ); } +int +idl_id_is_in_idlist(IDList *idl, ID id) +{ + NIDS i; + if (NULL == idl || NOID == id) { + return 0; /* not in the list */ + } + if (ALLIDS(idl)) { + return 1; /* in the list */ + } + for (i = 0; i < idl->b_nids; i++) { + if (id == idl->b_ids[i]) { + return 1; /* in the list */ + } + } + return 0; /* not in the list */ +} + /* * idl_intersection - return a intersection b */ - IDList * idl_intersection( backend *be, |