- document the values for the read() and write() method type

[imager.git] / imio.h

#ifndef _IO_H_
#define _IO_H_
#include <stdio.h>
#include <sys/stat.h>
#ifndef _MSC_VER
#include <unistd.h>
#include <sys/mman.h>
#endif

#include "log.h"


/* #define MALLOC_DEBUG */

#ifdef IMAGER_DEBUG_MALLOC

#define mymalloc(x) (mymalloc_file_line((x), __FILE__, __LINE__))
#define myrealloc(x,y) (myrealloc_file_line((x),(y), __FILE__, __LINE__))
#define myfree(x) (myfree_file_line((x), __FILE__, __LINE__))

void  malloc_state       (void);
void* mymalloc_file_line (size_t size, char* file, int line);
void  myfree_file_line   (void *p, char*file, int line);
void* myrealloc_file_line(void *p, size_t newsize, char* file,int line);
void* mymalloc_comm      (int size, char *comm);
void  bndcheck_all       (void);

#else

#define malloc_comm(a,b) (mymalloc(a))
void  malloc_state(void);
void* mymalloc(int size);
void  myfree(void *p);
void* myrealloc(void *p, size_t newsize);

#endif /* IMAGER_MALLOC_DEBUG */



typedef struct i_mempool {
  void **p;
  unsigned int alloc;
  unsigned int used;
} i_mempool;

void  i_mempool_init(i_mempool *mp);
void  i_mempool_extend(i_mempool *mp);
void *i_mempool_alloc(i_mempool *mp, size_t size);
void  i_mempool_destroy(i_mempool *mp);



#ifdef _MSC_VER
#undef min
#undef max
#endif

/* XXX Shouldn't these go away? */

int i_min(int a,int b);
int i_max(int x,int y);

#endif