mem.h

基于DM642的网络传输

#ifndef __LWIP_MEM_H__
#define __LWIP_MEM_H__

#include "lwdef.h"

#if MEM_SIZE > 64000l
typedef u32_t mem_size_t;
#else
typedef u16_t mem_size_t;
#endif /* MEM_SIZE > 64000 */


void mem_init(void);

void *mem_malloc(mem_size_t size);
void mem_free(void *mem);
void *mem_realloc(void *mem, mem_size_t size);
void *mem_reallocm(void *mem, mem_size_t size);

#ifndef MEM_ALIGN_SIZE
#define MEM_ALIGN_SIZE(size) (((size) + MEM_ALIGNMENT - 1) & ~(MEM_ALIGNMENT-1))
#endif

#ifndef MEM_ALIGN
#define MEM_ALIGN(addr) ((void *)(((mem_ptr_t)(addr) + MEM_ALIGNMENT - 1) & ~(mem_ptr_t)(MEM_ALIGNMENT-1)))
#endif

#endif /* __LWIP_MEM_H__ */