lv2_rtmempool.h

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/*
  LV2 realtime safe memory pool extension definition
  This work is in public domain.
 
  This file 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.
 
  If you have questions, contact Filipe Coelho (aka falkTX) <falktx@falktx.com>
  or ask in #lad channel, FreeNode IRC network.
*/

 
#ifndef LV2_RTMEMPOOL_H
#define LV2_RTMEMPOOL_H
 
#define LV2_RTSAFE_MEMORY_POOL_URI    "http://kxstudio.sf.net/ns/lv2ext/rtmempool"
#define LV2_RTSAFE_MEMORY_POOL_PREFIX LV2_RTSAFE_MEMORY_POOL_URI "#"
 
#define LV2_RTSAFE_MEMORY_POOL__Pool  LV2_RTSAFE_MEMORY_POOL_URI "Pool"

#define LV2_RTSAFE_MEMORY_POOL_NAME_MAX 128

#define LV2_RTSAFE_MEMORY_POOL_DEPRECATED_URI "http://home.gna.org/lv2dynparam/rtmempool/v1"
 
#ifdef __cplusplus
extern "C" {
#else
#include <stdbool.h>
#endif

typedef void* LV2_RtMemPool_Handle;

typedef struct _LV2_RtMemPool_Pool {
  bool (*create)(LV2_RtMemPool_Handle * handle_ptr,
                 const char * pool_name,
                 size_t data_size,
                 size_t min_preallocated,
                 size_t max_preallocated);

  void (*destroy)(LV2_RtMemPool_Handle handle);

  void * (*allocate_atomic)(LV2_RtMemPool_Handle handle);

  void * (*allocate_sleepy)(LV2_RtMemPool_Handle handle);

  void (*deallocate)(LV2_RtMemPool_Handle handle,
                     void * memory_ptr);
 
} LV2_RtMemPool_Pool;

typedef struct _LV2_RtMemPool_Pool_Deprecated {
  unsigned char (*create)(const char*,size_t,size_t,size_t,LV2_RtMemPool_Handle*);
  void  (*destroy)(LV2_RtMemPool_Handle);
  void* (*allocate_atomic)(LV2_RtMemPool_Handle);
  void* (*allocate_sleepy)(LV2_RtMemPool_Handle);
  void  (*deallocate)(LV2_RtMemPool_Handle,void*);
} LV2_RtMemPool_Pool_Deprecated;
 
#ifdef __cplusplus
} /* extern "C" */
#endif
 
#endif /* LV2_RTMEMPOOL_H */