diff options
Diffstat (limited to 'contrib/syslinux/latest/dos/malloc.h')
-rw-r--r-- | contrib/syslinux/latest/dos/malloc.h | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/contrib/syslinux/latest/dos/malloc.h b/contrib/syslinux/latest/dos/malloc.h deleted file mode 100644 index 67bf217..0000000 --- a/contrib/syslinux/latest/dos/malloc.h +++ /dev/null @@ -1,54 +0,0 @@ -/* - * malloc.h - * - * Internals for the memory allocator - */ - -#include <stdint.h> -#include <stddef.h> - -/* - * This is the minimum chunk size we will ask the kernel for; this should - * be a multiple of the page size on all architectures. - */ -#define MALLOC_CHUNK_SIZE 65536 -#define MALLOC_CHUNK_MASK (MALLOC_CHUNK_SIZE-1) - -/* - * This structure should be a power of two. This becomes the - * alignment unit. - */ -struct free_arena_header; - -struct arena_header { - size_t type; - size_t size; /* Also gives the location of the next entry */ - struct free_arena_header *next, *prev; -}; - -#ifdef DEBUG_MALLOC -#define ARENA_TYPE_USED 0x64e69c70 -#define ARENA_TYPE_FREE 0x012d610a -#define ARENA_TYPE_HEAD 0x971676b5 -#define ARENA_TYPE_DEAD 0xeeeeeeee -#else -#define ARENA_TYPE_USED 0 -#define ARENA_TYPE_FREE 1 -#define ARENA_TYPE_HEAD 2 -#endif - -#define ARENA_SIZE_MASK (sizeof(struct arena_header)-1) - -#define ARENA_ALIGN_UP(p) ((char *)(((uintptr_t)(p) + ARENA_SIZE_MASK) & ~ARENA_SIZE_MASK)) -#define ARENA_ALIGN_DOWN(p) ((char *)((uintptr_t)(p) & ~ARENA_SIZE_MASK)) - -/* - * This structure should be no more than twice the size of the - * previous structure. - */ -struct free_arena_header { - struct arena_header a; - struct free_arena_header *next_free, *prev_free; -}; - -extern struct free_arena_header __malloc_head; |