rom/kernel/tlsf.h

   1 #ifndef _TLSF_H
   2 #define _TLSF_H
   3
   4 #ifndef EXEC_TYPES_H
   5 #include <exec/types.h>
   6 #endif
   7
   8 #ifndef EXEC_MEMHEADEREXT_H
   9 #include <exec/memheaderext.h>
  10 #endif
  11
  12 typedef APTR (*autogrow_get)(APTR, IPTR *);
  13 typedef VOID (*autogrow_release)(APTR, APTR, IPTR);
  14
  15 /* Initialization and memory management */
  16 APTR tlsf_init(struct MemHeaderExt * mhe);
  17 VOID tlsf_destroy(struct MemHeaderExt * mhe);
  18 VOID tlsf_add_memory(struct MemHeaderExt * mhe, APTR memory, IPTR size);
  19 VOID tlsf_add_memory_and_merge(struct MemHeaderExt * mhe, APTR memory, IPTR size);
  20
  21 /* Allocation functions */
  22 APTR tlsf_malloc(struct MemHeaderExt * mhe, IPTR size, ULONG * flags);
  23 VOID tlsf_freemem(struct MemHeaderExt * mhe, APTR ptr, IPTR size);
  24 VOID tlsf_freevec(struct MemHeaderExt * mhe, APTR ptr);
  25 APTR tlsf_realloc(struct MemHeaderExt * mhe, APTR ptr, IPTR new_size);
  26 APTR tlsf_allocabs(struct MemHeaderExt * mhe, IPTR size, APTR ptr);
  27
  28 /* Query functions */
  29 IPTR tlsf_avail(struct MemHeaderExt * mhe, ULONG requirements);
  30 BOOL tlsf_in_bounds(struct MemHeaderExt * mhe, APTR begin, APTR end);
  31
  32 /* Initialization of MemHeader */
  33 void krnCreateTLSFMemHeader(CONST_STRPTR name, BYTE pri, APTR start, IPTR size, ULONG flags);
  34 struct MemHeader * krnConvertMemHeaderToTLSF(struct MemHeader * source);
  35
  36 #endif /* _TLSF_H */