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First version under SVN is V4.0.1

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Richard Barry 2006-05-02 09:39:15 +00:00
parent 243393860c
commit b6df57c7e3
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43
Demo/uIP_Demo_Rowley_ARM7/uip/memb.h Normal file
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/**
* \addtogroup exampleapps
* @{
*/
/**
* \file
* Memory block allocation routines.
* \author Adam Dunkels <adam@sics.se>
*
*/
#ifndef __MEMB_H__
#define __MEMB_H__
/**
* Declare a memory block.
*
* \param name The name of the memory block (later used with
* memb_init(), memb_alloc() and memb_free()).
*
* \param size The size of each memory chunk, in bytes.
*
* \param num The total number of memory chunks in the block.
*
*/
#define MEMB(name, size, num) \
static char memb_mem[(size + 1) * num]; \
static struct memb_blocks name = {size, num, memb_mem}
struct memb_blocks {
unsigned short size;
unsigned short num;
char *mem;
};
void memb_init(struct memb_blocks *m);
char *memb_alloc(struct memb_blocks *m);
char memb_ref(struct memb_blocks *m, char *ptr);
char memb_free(struct memb_blocks *m, char *ptr);
#endif /* __MEMB_H__ */