/* set.h - set functions This file is part of the nss-ldapd library. Copyright (C) 2008 Arthur de Jong This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef _SET_H #define _SET_H #include "compat/attrs.h" /* These functions provide a set of string in an unordered collection. */ typedef struct set SET; /* Create a new instance of a set. Returns NULL in case of memory allocation errors. */ SET *set_new(void) LIKE_MALLOC MUST_USE; /* Add a string in the set. The value is duplicated and can be reused by the caller. This function returns non-0 in case of memory allocation errors. All value comparisons are case insensitive. */ int set_add(SET *set,const char *value); /* Return non-zero if the value is in the set. All value comparisons are case insensitive. */ int set_contains(SET *set,const char *value) MUST_USE; /* Remove the set from memory. All allocated storage for the set and the values is freed. */ void set_free(SET *set); /* Function for looping over all set values. This resets the search to the beginning of the set. This is required before calling set_loop_next(); */ void set_loop_first(SET *set); /* Function for looping over all set values. This returns a stored value. NULL is returned when all values have been returned. */ const char *set_loop_next(SET *set) MUST_USE; #endif /* _SET_H */