tp/include/revolution/mem/expHeap.h

51 lines
1.2 KiB
C

#ifndef _REVOLUTION_MEM_EXPHEAP_H_
#define _REVOLUTION_MEM_EXPHEAP_H_
#ifdef __cplusplus
extern "C" {
#endif
#include <revolution/mem/heapCommon.h>
typedef struct MEMiExpHeapMBlockHead MEMiExpHeapMBlockHead;
struct MEMiExPheapMBlockHead {
u16 signature;
union {
u16 val;
struct {
u16 allocDir : 1;
u16 alignment : 7;
u16 groupID : 8;
} fields;
} attribute;
u32 blockSize;
MEMiExpHeapMBlockHead* prev;
MEMiExpHeapMBlockHead* next;
};
MEMHeapHandle MEMCreateExpHeapEx(void*, u32, u16);
void* MEMDestroyExpHeap(MEMHeapHandle);
void* MEMAllocFromExpHeapEx(MEMHeapHandle, u32, int);
void MEMFreeToExpHeap(MEMHeapHandle, void*);
u32 MEMGetAllocatableSizeForExpHeapEx(MEMHeapHandle, int);
MEMHeapHandle MEMCreateFrmHeapEx(void* start, u32 size, u16 opt);
MEMHeapHandle MEMDestroyFrmHeap(MEMHeapHandle heap);
static inline MEMHeapHandle MEMCreateExpHeap(void* start, u32 size) {
return MEMCreateExpHeapEx(start, size, 0);
}
static inline void* MEMAllocFromExpHeap(MEMHeapHandle heap, u32 size) {
return MEMAllocFromExpHeapEx(heap, size, 4);
}
#ifdef __cplusplus
}
#endif
#endif // _REVOLUTION_MEM_EXPHEAP_H_