227 typedef struct malloc_chunk* mchunkptr;  typedef
363 #define mem2chunk(mem) ((mchunkptr)((char*)(mem) - 2*SIZE_SZ))
399 #define next_chunk(p) ((mchunkptr)( ((char*)(p)) + ((p)->size & ~PREV_INUSE) ))
404    ((mchunkptr)( ((char*)(p)) - ((p)->prev_size) ))
409 #define chunk_at_offset(p, s)  ((mchunkptr)(((char*)(p)) + (s)))
421 ((((mchunkptr)(((char*)(p))+((p)->size & ~PREV_INUSE)))->size) & PREV_INUSE)
434 ((mchunkptr)(((char*)(p)) + ((p)->size & ~PREV_INUSE)))->size |= PREV_INUSE
437 ((mchunkptr)(((char*)(p)) + ((p)->size & ~PREV_INUSE)))->size &= ~(PREV_INUSE)
442  (((mchunkptr)(((char*)(p)) + (s)))->size & PREV_INUSE)
445  (((mchunkptr)(((char*)(p)) + (s)))->size |= PREV_INUSE)
448  (((mchunkptr)(((char*)(p)) + (s)))->size &= ~(PREV_INUSE))
471 #define set_foot(p, s)   (((mchunkptr)((char*)(p) + (s)))->prev_size = (s))
538 #define initial_top    ((mchunkptr)(bin_at(0)))
729 static void do_check_chunk(mchunkptr p)  in do_check_chunk()
731 static void do_check_chunk(p) mchunkptr p;  in do_check_chunk()
750 static void do_check_free_chunk(mchunkptr p)  in do_check_free_chunk()
752 static void do_check_free_chunk(p) mchunkptr p;  in do_check_free_chunk()
756   mchunkptr next = chunk_at_offset(p, sz);
783 static void do_check_inuse_chunk(mchunkptr p)  in do_check_inuse_chunk()
785 static void do_check_inuse_chunk(p) mchunkptr p;  in do_check_inuse_chunk()
788   mchunkptr next = next_chunk(p);
800     mchunkptr prv = prev_chunk(p);
815 static void do_check_malloced_chunk(mchunkptr p, INTERNAL_SIZE_T s)  in do_check_malloced_chunk()
817 static void do_check_malloced_chunk(p, s) mchunkptr p; INTERNAL_SIZE_T s;  in do_check_malloced_chunk()
932 static mchunkptr mmap_chunk(size_t size)  in mmap_chunk()
934 static mchunkptr mmap_chunk(size) size_t size;  in mmap_chunk()
938   mchunkptr p;
952   p = (mchunkptr)mmap(0, size, PROT_READ|PROT_WRITE,
960   p = (mchunkptr)mmap(0, size, PROT_READ|PROT_WRITE, MAP_PRIVATE, fd, 0);
963   if(p == (mchunkptr)-1) return 0;
987 static void munmap_chunk(mchunkptr p)  in munmap_chunk()
989 static void munmap_chunk(p) mchunkptr p;  in munmap_chunk()
1012 static mchunkptr mremap_chunk(mchunkptr p, size_t new_size)  in mremap_chunk()
1014 static mchunkptr mremap_chunk(p, new_size) mchunkptr p; size_t new_size;  in mremap_chunk()
1034   p = (mchunkptr)(cp + offset);
1074   mchunkptr old_top     = top;  /* Record state of old top */
1132     top = (mchunkptr)brk;
1242   mchunkptr victim;                  /* inspected/selected chunk */
1246   mchunkptr remainder;               /* remainder from a split */
1251   mchunkptr fwd;                     /* misc temp for linking */
1252   mchunkptr bck;                     /* misc temp for linking */
1514   mchunkptr p;         /* chunk corresponding to mem */
1518   mchunkptr next;      /* next contiguous chunk */
1521   mchunkptr bck;       /* misc temp for linking */
1522   mchunkptr fwd;       /* misc temp for linking */
1654   mchunkptr oldp;             /* chunk corresponding to oldmem */
1657   mchunkptr newp;             /* chunk to return */
1661   mchunkptr next;             /* next contiguous chunk after oldp */
1664   mchunkptr prev;             /* previous contiguous chunk before oldp */
1667   mchunkptr remainder;        /* holds split off extra space from newp */
1670   mchunkptr bck;              /* misc temp for linking */
1671   mchunkptr fwd;              /* misc temp for linking */
1884   mchunkptr p;                /* corresponding chunk */
1886   mchunkptr newp;             /* chunk to return */
1889   mchunkptr remainder;        /* spare room at end to split off */
1980     newp = (mchunkptr)brk;
2067   mchunkptr p;
2076   mchunkptr oldtop = top;
2238   mchunkptr p;
2264   mchunkptr p;  in malloc_update_mallinfo()
2266   mchunkptr q;  in malloc_update_mallinfo()