9e07ef2b0a
Massive thanks to Michael Chicoine and other testers for finding the early bugs. This removes all skin memory limitations git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30991 a1c6a512-1295-4272-9138-f99709370657
59 lines
2 KiB
C
59 lines
2 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id: skin_buffer.c 25962 2010-05-12 09:31:40Z jdgordon $
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*
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* Copyright (C) 2002 by Linus Nielsen Feltzing
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* Copyright (C) 2009 Jonathan Gordon
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#ifndef _SKIN_BUFFFER_H_
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#define _SKIN_BUFFFER_H_
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void skin_buffer_init(char* buffer, size_t size);
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/* Allocate size bytes from the buffer */
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#ifndef __PCTOOL__
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#define INVALID_OFFSET (-1)
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#define IS_VALID_OFFSET(o) ((o) >= 0)
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long skin_buffer_to_offset(void *pointer);
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void* skin_buffer_from_offset(long offset);
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#else
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#define INVALID_OFFSET (NULL)
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#define IS_VALID_OFFSET(o) ((o) != NULL)
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#define skin_buffer_to_offset(p) p
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#define skin_buffer_from_offset(o) o
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#endif
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/* #define DEBUG_SKIN_ALLOCATIONS */
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#ifdef DEBUG_SKIN_ALLOCATIONS
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#define FOO(X) #X
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#define STRNG(X) FOO(X)
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#define skin_buffer_alloc(s) skin_buffer_alloc_ex(s, __FILE__ ":" STRNG(__LINE__))
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void* skin_buffer_alloc_ex(size_t size, char* str);
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#else
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void* skin_buffer_alloc(size_t size);
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#endif
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/* get the number of bytes currently being used */
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size_t skin_buffer_usage(void);
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size_t skin_buffer_freespace(void);
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#endif
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