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/*
(c) Copyright 2001-2009 The world wide DirectFB Open Source Community (directfb.org)
(c) Copyright 2000-2004 Convergence (integrated media) GmbH
All rights reserved.
Written by Denis Oliver Kropp <dok@directfb.org>,
Andreas Hundt <andi@fischlustig.de>,
Sven Neumann <neo@directfb.org>,
Ville Syrjälä <syrjala@sci.fi> and
Claudio Ciccani <klan@users.sf.net>.
Fusion shmalloc is based on GNU malloc. Please see below.
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 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., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#ifndef __FUSION__SHMALLOC_H__
#define __FUSION__SHMALLOC_H__
#include <stddef.h>
#include <direct/build.h>
#include <fusion/build.h>
#include <fusion/types.h>
#include <fusion/shm/pool.h>
#if FUSION_BUILD_MULTI && DIRECT_BUILD_TEXT
#define D_OOSHM() (direct_messages_warn( __FUNCTION__, __FILE__, __LINE__, \
"out of shared memory" ), DR_NOSHAREDMEMORY)
#else
#define D_OOSHM() D_OOM()
#endif
void fusion_dbg_print_memleaks( FusionSHMPoolShared *pool );
void *fusion_dbg_shmalloc ( FusionSHMPoolShared *pool,
const char *file, int line,
const char *func, size_t __size );
void *fusion_dbg_shcalloc ( FusionSHMPoolShared *pool,
const char *file, int line,
const char *func, size_t __nmemb, size_t __size);
void *fusion_dbg_shrealloc( FusionSHMPoolShared *pool,
const char *file, int line,
const char *func, const char *what, void *__ptr,
size_t __size );
void fusion_dbg_shfree ( FusionSHMPoolShared *pool,
const char *file, int line,
const char *func, const char *what, void *__ptr );
char *fusion_dbg_shstrdup ( FusionSHMPoolShared *pool,
const char *file, int line,
const char *func, const char *string );
/* Allocate SIZE bytes of memory. */
void *fusion_shmalloc (FusionSHMPoolShared *pool, size_t __size);
/* Allocate NMEMB elements of SIZE bytes each, all initialized to 0. */
void *fusion_shcalloc (FusionSHMPoolShared *pool, size_t __nmemb, size_t __size);
/* Re-allocate the previously allocated block
in __ptr, making the new block SIZE bytes long. */
void *fusion_shrealloc (FusionSHMPoolShared *pool, void *__ptr, size_t __size);
/* Free a block allocated by `shmalloc', `shrealloc' or `shcalloc'. */
void fusion_shfree (FusionSHMPoolShared *pool, void *__ptr);
/* Duplicate string in shared memory. */
char *fusion_shstrdup (FusionSHMPoolShared *pool, const char *string);
#if DIRECT_BUILD_DEBUGS || DIRECT_BUILD_DEBUG || defined(DIRECT_ENABLE_DEBUG) || defined(DIRECT_FORCE_DEBUG)
#if !DIRECT_BUILD_DEBUGS
#warning Building with debug, but library headers suggest that debug is not supported.
#endif
#define SHMALLOC(pool,bytes) fusion_dbg_shmalloc( pool, __FILE__, __LINE__, __FUNCTION__, bytes )
#define SHCALLOC(pool,count,bytes) fusion_dbg_shcalloc( pool, __FILE__, __LINE__, __FUNCTION__, count, bytes )
#define SHREALLOC(pool,mem,bytes) fusion_dbg_shrealloc( pool, __FILE__, __LINE__, __FUNCTION__, #mem, mem, bytes )
#define SHFREE(pool,mem) fusion_dbg_shfree( pool, __FILE__, __LINE__, __FUNCTION__, #mem,mem )
#define SHSTRDUP(pool,string) fusion_dbg_shstrdup( pool, __FILE__, __LINE__, __FUNCTION__, string )
#else
#define SHMALLOC fusion_shmalloc
#define SHCALLOC fusion_shcalloc
#define SHREALLOC fusion_shrealloc
#define SHFREE fusion_shfree
#define SHSTRDUP fusion_shstrdup
#endif
#endif
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