gcore.tproj/corefile.h

   1 /*
   2  * Copyright (c) 2015 Apple Inc.  All rights reserved.
   3  */
   4
   5 #include "loader_additions.h"
   6 #include "dyld_shared_cache.h"
   7 #include "region.h"
   8
   9 #include <mach-o/loader.h>
  10 #include <mach/mach.h>
  11 #include <mach/mach_vm.h>
  12 #include <sys/types.h>
  13
  14 #ifndef _COREFILE_H
  15 #define _COREFILE_H
  16
  17 #if defined(__LP64__)
  18 typedef struct mach_header_64 native_mach_header_t;
  19 typedef struct segment_command_64 native_segment_command_t;
  20 #define NATIVE_MH_MAGIC         MH_MAGIC_64
  21 #define NATIVE_LC_SEGMENT       LC_SEGMENT_64
  22 #else
  23 typedef struct mach_header native_mach_header_t;
  24 typedef struct segment_command native_segment_command_t;
  25 #define NATIVE_MH_MAGIC         MH_MAGIC
  26 #define NATIVE_LC_SEGMENT       LC_SEGMENT
  27 #endif
  28
  29 extern native_mach_header_t *make_corefile_mach_header(void *);
  30 extern struct proto_coreinfo_command *make_coreinfo_command(native_mach_header_t *, void *, const uuid_t, uint64_t, uint64_t);
  31
  32 static __inline void
  33 mach_header_inc_ncmds(native_mach_header_t *mh, uint32_t inc) {
  34     mh->ncmds += inc;
  35 }
  36
  37 static __inline void
  38 mach_header_inc_sizeofcmds(native_mach_header_t *mh, uint32_t inc) {
  39     mh->sizeofcmds += inc;
  40 }
  41
  42 struct size_core {
  43     unsigned long count; /* number-of-objects */
  44     size_t headersize;   /* size in mach header */
  45     mach_vm_offset_t memsize;     /* size in memory */
  46 };
  47
  48 struct size_segment_data {
  49     struct size_core ssd_vanilla;  /* full segments with data */
  50     struct size_core ssd_sparse;   /* sparse segments with data */
  51     struct size_core ssd_fileref;  /* full & sparse segments with file references */
  52     struct size_core ssd_zfod;     /* full segments with zfod pages */
  53 };
  54
  55 struct write_segment_data {
  56     task_t wsd_task;
  57     native_mach_header_t *wsd_mh;
  58     void *wsd_lc;
  59     int wsd_fd;
  60     off_t wsd_foffset;
  61     off_t wsd_nwritten;
  62 };
  63
  64 #endif /* _COREFILE_H */