mirror of
https://github.com/wiiu-env/wut.git
synced 2024-12-13 22:41:48 +01:00
1471ea4338
This allows us to forward them straight to default heap functions, this is better than having to allocate a fixed heap for sbrk as it allows people to better mix usage malloc & default heap functions.
89 lines
1.5 KiB
C
89 lines
1.5 KiB
C
#include <coreinit/memexpheap.h>
|
|
#include <coreinit/memdefaultheap.h>
|
|
#include <coreinit/memorymap.h>
|
|
#include <malloc.h>
|
|
#include <string.h>
|
|
|
|
void *
|
|
_malloc_r(struct _reent *r, size_t size)
|
|
{
|
|
return MEMAllocFromDefaultHeap(size);
|
|
}
|
|
|
|
void
|
|
_free_r(struct _reent *r, void *ptr)
|
|
{
|
|
MEMFreeToDefaultHeap(ptr);
|
|
}
|
|
|
|
void *
|
|
_realloc_r(struct _reent *r, void *ptr, size_t size)
|
|
{
|
|
void *new_ptr = _malloc_r(r, size);
|
|
if (!ptr || !new_ptr) {
|
|
return new_ptr;
|
|
}
|
|
|
|
memcpy(new_ptr, ptr, MEMGetSizeForMBlockExpHeap(ptr));
|
|
_free_r(r, ptr);
|
|
return new_ptr;
|
|
}
|
|
|
|
void *
|
|
_calloc_r(struct _reent *r, size_t num, size_t size)
|
|
{
|
|
void *ptr = _malloc_r(r, num * size);
|
|
if (ptr) {
|
|
memset(ptr, 0, num * size);
|
|
}
|
|
|
|
return ptr;
|
|
}
|
|
|
|
void *
|
|
_memalign_r(struct _reent *r, size_t align, size_t size)
|
|
{
|
|
return MEMAllocFromDefaultHeapEx(size, align);
|
|
}
|
|
|
|
struct mallinfo _mallinfo_r(struct _reent *r)
|
|
{
|
|
struct mallinfo info = { 0 };
|
|
return info;
|
|
}
|
|
|
|
void
|
|
_malloc_stats_r(struct _reent *r)
|
|
{
|
|
}
|
|
|
|
int
|
|
_mallopt_r(struct _reent *r, int param, int value)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
size_t
|
|
_malloc_usable_size_r(struct _reent *r, void *ptr)
|
|
{
|
|
return MEMGetSizeForMBlockExpHeap(ptr);
|
|
}
|
|
|
|
void *
|
|
_valloc_r(struct _reent *r, size_t size)
|
|
{
|
|
return _memalign_r(r, OS_PAGE_SIZE, size);
|
|
}
|
|
|
|
void *
|
|
_pvalloc_r(struct _reent *r, size_t size)
|
|
{
|
|
return _memalign_r(r, OS_PAGE_SIZE, (size + (OS_PAGE_SIZE - 1)) & ~(OS_PAGE_SIZE - 1));
|
|
}
|
|
|
|
int
|
|
_malloc_trim_r(struct _reent *r, size_t pad)
|
|
{
|
|
return 0;
|
|
}
|