gcore.tproj/sparse.h

   1 /*
   2  * Copyright (c) 2016 Apple Inc.  All rights reserved.
   3  */
   4
   5 #include "region.h"
   6 #include "dyld.h"
   7
   8 #ifndef _SPARSE_H
   9 #define _SPARSE_H
  10
  11 struct subregion {
  12         struct vm_range s_range;
  13     native_segment_command_t s_segcmd;
  14     const struct libent *s_libent;
  15     bool s_isuuidref;
  16 };
  17
  18 #define S_RANGE(s)      (&(s)->s_range)
  19
  20 static __inline void S_SETADDR(struct subregion *s, mach_vm_offset_t a) {
  21     V_SETADDR(S_RANGE(s), a);
  22 }
  23
  24 static __inline void S_SETSIZE(struct subregion *s, mach_vm_offset_t sz) {
  25     V_SETSIZE(S_RANGE(s), sz);
  26 }
  27
  28 static __inline const mach_vm_offset_t S_ADDR(const struct subregion *s) {
  29     return V_ADDR(S_RANGE(s));
  30 }
  31
  32 static __inline const mach_vm_offset_t S_SIZE(const struct subregion *s) {
  33     return V_SIZE(S_RANGE(s));
  34 }
  35
  36 static __inline const mach_vm_offset_t S_ENDADDR(const struct subregion *s) {
  37     return S_ADDR(s) + S_SIZE(s);
  38 }
  39
  40 static __inline const char *S_MACHO_TYPE(const struct subregion *s) {
  41     return s->s_segcmd.segname;
  42 }
  43
  44 static __inline off_t S_MACHO_FILEOFF(const struct subregion *s) {
  45      return s->s_segcmd.fileoff;
  46 }
  47
  48 static __inline off_t S_MACHO_FILESIZE(const struct subregion *s) {
  49     return s->s_segcmd.filesize;
  50 }
  51
  52 static __inline const struct libent *S_LIBENT(const struct subregion *s) {
  53     return s->s_libent;
  54 }
  55
  56 static __inline const char *S_PATHNAME(const struct subregion *s) {
  57     const struct libent *le = S_LIBENT(s);
  58     return le ? le->le_pathname : "(unknown)";
  59 }
  60
  61 static __inline const char *S_FILENAME(const struct subregion *s) {
  62     const struct libent *le = S_LIBENT(s);
  63     return le ? le->le_filename : S_PATHNAME(s);
  64 }
  65
  66 extern bool issubregiontype(const struct subregion *, const char *);
  67
  68 extern walk_region_cbfn_t decorate_memory_region;
  69 extern walk_region_cbfn_t undecorate_memory_region;
  70 extern walk_region_cbfn_t sparse_region_optimization;
  71
  72 #endif /* _SPARSE_H */