Files
Compound/MemMan/include/memman.h

53 lines
1.7 KiB
C

#ifndef COMPOUND_MEMMAN_H
# define COMPOUND_MEMMAN_H
# include <Compound/common.h>
# include <Compound/status.h>
/* Higher the priority it is, the less lifespan it has. */
typedef struct {
void *addr;
size_t size;
int priority; // Negative for manual; Higher than 0 it is,
// higher the priority is.
bool alive;
} Memory; // 20 Bytes
typedef struct {
Memory *members;
size_t volume;
int priority;
} MemoryPool;
typedef struct {
MemoryPool *members;
void *(*allocator)(size_t sz);
void (*deallocator)(void *addr);
} MemoryPoolManager;
Status Memory_Create(Memory *inst, size_t size);
Status Memory_Delete(Memory *inst);
Status Memory_Allocate(Memory *inst);
Status Memory_Reallocate(Memory *inst, size_t size);
Status Memory_Release(Memory *inst);
bool Memory_Equals(Memory *inst, Memory *other);
Status MemoryPool_Create(MemoryPool *inst, size_t volume);
Status MemoryPool_Constr(MemoryPool *inst, size_t volume, int priority);
Status MemoryPool_AllocateAt(MemoryPool *inst, int idx, size_t sz);
Status MemoryPool_ReallocateAt(MemoryPool *inst, int idx, size_t sz);
Status MemoryPool_ReleaseAt(MemoryPool *inst, int idx);
void MemoryPool_Delete(MemoryPool *inst);
Status MemoryPoolManager_Create(MemoryPoolManager *inst,
MemoryPool **members);
Status MemoryPoolManager_Constr(MemoryPoolManager *inst,
MemoryPool **members,
void *(*allocator)(size_t sz),
void (*deallocator)(void *addr));
Status MemoryPoolManager_Merge(MemoryPool *pool1, MemoryPool *pool2);
Status MemoryPoolManager_Divide(MemoryPool *src, int off, int len);
#endif /* COMPOUND_MEMMAN_H */