set.h - set functions
This file is part of the nss-pam-ldapd library.
Copyright (C) 2008, 2009, 2010, 2012 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
These functions provide a set of strings in an unordered
typedef struct set SET;
/* Create a new instance of a set. Returns NULL
in case of memory allocation errors. */
/* Add a string in the set. The value is duplicated
and can be reused by the caller.
This function returns non-zero in case of memory allocation
errors. All value comparisons are case sensitive. */
int set_add(SET *set, const char *value);
/* Return non-zero if the value is in the set.
All value comparisons are case sensitive. */
int set_contains(SET *set, const char *value)
/* Get an element from the set and removes it from the set.
Returns NULL on an empty set. A copy of the string in the set
is returned, the caller should use free() to free it. */
char *set_pop(SET *set);
/* Remove the set from memory. All allocated storage
for the set and the values is freed. */
void set_free(SET *set);
/* Return the content of the set as a list of strings.
The caller should free the memory with a single call to free(). */
const char **set_tolist(SET *set)
#endif /* COMMON__SET_H */