libSystem

/* $Id$ */

/* This file is part of DeforaOS System libSystem */

* Redistribution and use in source and binary forms, with or without

* modification, are permitted provided that the following conditions are

* met:

* 1. Redistributions of source code must retain the above copyright

* notice, this list of conditions and the following disclaimer.

* 2. Redistributions in binary form must reproduce the above copyright

* notice, this list of conditions and the following disclaimer in the

* documentation and/or other materials provided with the distribution.

* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS

* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED

* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED

* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF

* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING

* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */

#ifndef LIBSYSTEM_SYSTEM_MUTATOR_H

# define LIBSYSTEM_SYSTEM_MUTATOR_H

# include "string.h"

# ifdef __cplusplus

extern "C" {

# endif

/* Mutator */

/* types */

typedef struct _Hash Mutator;

typedef void (*MutatorForeach)(Mutator const * mutator,

String const * key, void * value, void * data);

/* functions */

Mutator * mutator_new(void);

Mutator * mutator_new_copy(Mutator const * from);

void mutator_delete(Mutator * mutator);

/* accessors */

void * mutator_get(Mutator const * mutator, String const * key);

int mutator_set(Mutator * mutator, String const * key, void * value);

size_t mutator_count(Mutator const * mutator);

/* useful */

void mutator_foreach(Mutator const * mutator, MutatorForeach func, void * data);

int mutator_reset(Mutator * mutator);

# ifdef __cplusplus

}

# endif

#endif /* !LIBSYSTEM_SYSTEM_MUTATOR_H */