miscdata/mfifo.h at master · voidlizard/miscdata · GitHub

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#ifndef __MFIFO_H__
#define __MFIFO_H__

#include <stddef.h>

struct mfifo;

const size_t mfifo_size(void);

struct mfifo *mfifo_create( void *mem
                          , size_t memsize
                          , size_t chunk_size
                          , size_t  free_chunks_max
                          , void *allocator
                          , void *(*alloc)(void *, size_t)
                          , void (*dealloc)(void*,void*)
                          );

void mfifo_destroy( struct mfifo *);
void mfifo_shrink( struct mfifo *);

void *mfifo_add( struct mfifo *fifo );
void *mfifo_get( struct mfifo *fifo );
void mfifo_drop( struct mfifo *fifo, void *data );
void *mfifo_head( struct mfifo *fifo );

void mfifo_iter_fwd( struct mfifo *fifo, void *cc, void (*fn)(void*,void*) );
void mfifo_iter_back( struct mfifo *fifo, void *cc, void (*fn)(void*,void*) );

#ifdef MISCDATA_RT_ENABLE
void mfifo_dump_status(struct mfifo *);
#endif

#endif