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_BUFFER_H

# define LIBSYSTEM_SYSTEM_BUFFER_H

# include <stddef.h>

# ifdef __cplusplus

extern "C" {

# endif

/* Buffer */

/* types */

typedef struct _Buffer Buffer;

typedef char BufferData;

/* functions */

Buffer * buffer_new(size_t size, BufferData const * data);

Buffer * buffer_new_copy(Buffer const * buffer);

void buffer_delete(Buffer * buffer);

/* accessors */

BufferData const * buffer_get_data(Buffer const * buffer);

int buffer_set(Buffer * buffer, size_t size, BufferData const * data);

int buffer_set_data(Buffer * buffer, size_t offset, BufferData const * data,

size_t size);

size_t buffer_get_size(Buffer const * buffer);

int buffer_set_size(Buffer * buffer, size_t size);

# ifdef __cplusplus

}

# endif

#endif /* !LIBSYSTEM_SYSTEM_BUFFER_H */