| | 1 | /* |
| | 2 | * Copyright (c) 2016 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 | static __inline const struct load_command *next_lc(const struct load_command *lc) { |
| | 30 | if (lc->cmdsize && (lc->cmdsize & 3) == 0) |
| | 31 | return (const void *)((caddr_t)lc + lc->cmdsize); |
| | 32 | return NULL; |
| | 33 | } |
| | 34 | |
| | 35 | extern native_segment_command_t *make_native_segment_command(void *, const struct vm_range *, const struct file_range *, vm_prot_t, vm_prot_t); |
| | 36 | |
| | 37 | extern native_mach_header_t *make_corefile_mach_header(void *); |
| | 38 | extern struct proto_coreinfo_command *make_coreinfo_command(native_mach_header_t *, void *, const uuid_t, uint64_t, uint64_t); |
| | 39 | |
| | 40 | static __inline void mach_header_inc_ncmds(native_mach_header_t *mh, uint32_t inc) { |
| | 41 | mh->ncmds += inc; |
| | 42 | } |
| | 43 | |
| | 44 | static __inline void mach_header_inc_sizeofcmds(native_mach_header_t *mh, uint32_t inc) { |
| | 45 | mh->sizeofcmds += inc; |
| | 46 | } |
| | 47 | |
| | 48 | struct size_core { |
| | 49 | unsigned long count; /* number-of-objects */ |
| | 50 | size_t headersize; /* size in mach header */ |
| | 51 | mach_vm_offset_t memsize; /* size in memory */ |
| | 52 | }; |
| | 53 | |
| | 54 | struct size_segment_data { |
| | 55 | struct size_core ssd_vanilla; /* full segments with data */ |
| | 56 | struct size_core ssd_sparse; /* sparse segments with data */ |
| | 57 | struct size_core ssd_fileref; /* full & sparse segments with uuid file references */ |
| | 58 | struct size_core ssd_zfod; /* full segments with zfod pages */ |
| | 59 | }; |
| | 60 | |
| | 61 | struct write_segment_data { |
| | 62 | task_t wsd_task; |
| | 63 | native_mach_header_t *wsd_mh; |
| | 64 | void *wsd_lc; |
| | 65 | int wsd_fd; |
| | 66 | bool wsd_nocache; |
| | 67 | off_t wsd_foffset; |
| | 68 | off_t wsd_nwritten; |
| | 69 | }; |
| | 70 | |
| | 71 | #endif /* _COREFILE_H */ |
projects / apple / system_cmds.git / blame_incremental