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src: work on packed_struct cleanup

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This commit is contained in:
Markus F.X.J. Oberhumer
2023-10-30 12:55:07 +01:00
parent ec0c9399fa
commit fadf7cfc7b
8 changed files with 156 additions and 157 deletions
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src/p_mach.h
+81 -80
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@@ -32,22 +32,22 @@
#include "conf.h"
__packed_struct(Mach_fat_header)
packed_struct(Mach_fat_header) {
BE32 magic;
enum : unsigned { // note conflict with java bytecode PackLinuxI386
FAT_MAGIC = 0xcafebabe,
FAT_MAGIC_SWAB = 0xbebafeca,
};
BE32 nfat_arch; // Number of Mach_fat_arch which follow.
__packed_struct_end()
};
__packed_struct(Mach_fat_arch)
packed_struct(Mach_fat_arch) {
BE32 cputype;
BE32 cpusubtype;
BE32 offset;
BE32 size;
BE32 align; /* shift count; log base 2 */
__packed_struct_end()
};
/*************************************************************************
// Mach Mach Object executable; all structures are target-endian
@@ -67,7 +67,7 @@ struct MachITypes
};
template <class TMachITypes>
__packed_struct(Mach_header)
packed_struct(Mach_header) {
typedef typename TMachITypes::Word Word;
Word magic;
@@ -79,10 +79,10 @@ __packed_struct(Mach_header)
Word flags;
#define WANT_MACH_HEADER_ENUM 1
#include "p_mach_enum.h"
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_header64)
packed_struct(Mach_header64) {
// only difference is padding to 0 mod 8
typedef typename TMachITypes::Word Word;
@@ -96,10 +96,10 @@ __packed_struct(Mach_header64)
Word reserved; // pad to 0 mod 8
#define WANT_MACH_HEADER_ENUM 1
#include "p_mach_enum.h"
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_command) // generic prefix
packed_struct(Mach_command) { // generic prefix
typedef typename TMachITypes::Word Word;
Word cmd;
@@ -107,10 +107,10 @@ __packed_struct(Mach_command) // generic prefix
Word data[2]; // because cmdsize >= 16
#define WANT_MACH_SEGMENT_ENUM 1
#include "p_mach_enum.h"
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_segment_command)
packed_struct(Mach_segment_command) {
typedef typename TMachITypes::Word Word;
typedef typename TMachITypes::Addr Addr;
typedef typename TMachITypes::Off Off;
@@ -128,10 +128,10 @@ __packed_struct(Mach_segment_command)
Word flags;
#define WANT_MACH_SEGMENT_ENUM 1
#include "p_mach_enum.h"
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_section_command)
packed_struct(Mach_section_command) {
typedef typename TMachITypes::Word Word;
typedef typename TMachITypes::Addr Addr;
typedef typename TMachITypes::Off Off;
@@ -149,10 +149,10 @@ __packed_struct(Mach_section_command)
Word reserved2; /* for count or sizeof */
#define WANT_MACH_SECTION_ENUM 1
#include "p_mach_enum.h"
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_section_command_64)
packed_struct(Mach_section_command_64) {
typedef typename TMachITypes::Word Word;
typedef typename TMachITypes::Addr Addr;
typedef typename TMachITypes::Off Off;
@@ -173,10 +173,10 @@ __packed_struct(Mach_section_command_64)
Word reserved3; /* NOT IN 32-bit VERSION!! */
#define WANT_MACH_SECTION_ENUM 1
#include "p_mach_enum.h"
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_symtab_command)
packed_struct(Mach_symtab_command) {
typedef typename TMachITypes::Word Word;
typedef typename TMachITypes::Off Off;
typedef typename TMachITypes::Word Off32;
@@ -187,10 +187,10 @@ __packed_struct(Mach_symtab_command)
Word nsyms; /* number of symbol table entries */
Off32 stroff; /* string table offset */
Word strsize; /* string table size in bytes */
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_dysymtab_command)
packed_struct(Mach_dysymtab_command) {
typedef typename TMachITypes::Word Word;
typedef typename TMachITypes::Off Off;
typedef typename TMachITypes::Word Off32;
@@ -215,10 +215,10 @@ __packed_struct(Mach_dysymtab_command)
Word nextrel; /* number of external relocation entries */
Off32 locreloff; /* offset to local relocation entries */
Word nlocrel; /* number of local relocation entries */
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_segsplit_info_command)
packed_struct(Mach_segsplit_info_command) {
typedef typename TMachITypes::Word Word;
typedef typename TMachITypes::Off Off;
@@ -226,10 +226,10 @@ __packed_struct(Mach_segsplit_info_command)
Word cmdsize; /* sizeof(struct Mach_segsplit_info_command) */
Off dataoff;
Word datasize;
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_routines_command)
packed_struct(Mach_routines_command) {
typedef typename TMachITypes::Word Word;
typedef typename TMachITypes::Addr Addr;
@@ -245,10 +245,10 @@ __packed_struct(Mach_routines_command)
Word reserved6;
#define WANT_MACH_SEGMENT_ENUM 1
#include "p_mach_enum.h"
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_routines_command_64)
packed_struct(Mach_routines_command_64) {
typedef typename TMachITypes::Word Word;
typedef typename TMachITypes::Addr Addr;
typedef typename TMachITypes::Xword Xword;
@@ -265,10 +265,10 @@ __packed_struct(Mach_routines_command_64)
Xword reserved6;
#define WANT_MACH_SEGMENT_ENUM 1
#include "p_mach_enum.h"
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_twolevel_hints_command)
packed_struct(Mach_twolevel_hints_command) {
typedef typename TMachITypes::Word Word;
typedef typename TMachITypes::Off Off;
@@ -278,10 +278,10 @@ __packed_struct(Mach_twolevel_hints_command)
Word nhints; /* number of hints */
#define WANT_MACH_SEGMENT_ENUM 1
#include "p_mach_enum.h"
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_linkedit_data_command)
packed_struct(Mach_linkedit_data_command) {
typedef typename TMachITypes::Word Word;
Word cmd; // LC_CODE_SIGNATURE, LC_SEGMENT_SPLIT_INFO,
@@ -290,19 +290,19 @@ __packed_struct(Mach_linkedit_data_command)
Word cmdsize;
Word dataoff; // file offset of data in __LINKEDIT segment
Word datasize; // file size of data in __LINKEDIT segment
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_uuid_command)
packed_struct(Mach_uuid_command) {
typedef typename TMachITypes::Word Word;
Word cmd; // LC_UUID
Word cmdsize; // 24
unsigned char uuid[16];
__packed_struct_end()
};
template <class TMachITypes, class TMachThreadState>
__packed_struct(Mach_thread_command)
packed_struct(Mach_thread_command) {
typedef typename TMachITypes::Word Word;
Word cmd; /* LC_THREAD or LC_UNIXTHREAD */
@@ -312,10 +312,10 @@ __packed_struct(Mach_thread_command)
TMachThreadState state;
#define WANT_MACH_THREAD_ENUM 1
#include "p_mach_enum.h"
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_main_command)
packed_struct(Mach_main_command) {
typedef typename TMachITypes::Word Word;
typedef typename TMachITypes::Xword Xword;
@@ -323,30 +323,30 @@ __packed_struct(Mach_main_command)
Word cmdsize; // 24
Xword entryoff; // file offset of main() [expected in __TEXT]
Xword stacksize; // non-default initial stack size
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_source_version_command)
packed_struct(Mach_source_version_command) {
typedef typename TMachITypes::Word Word;
Word cmd; // LC_SOURCE_VERSION
Word cmdsize; // 16
Word version;
Word __pad; // to 0 mod 8
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_version_min_command)
packed_struct(Mach_version_min_command) {
typedef typename TMachITypes::Word Word;
Word cmd; // LC_VERSION_MIN_MACOSX
Word cmdsize; // 16
Word version; // X.Y.Z ==> xxxx.yy.zz
Word sdk; // X.Y.Z ==> xxxx.yy.zz
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_dyld_info_only_command)
packed_struct(Mach_dyld_info_only_command) {
typedef typename TMachITypes::Word Word;
Word cmd; // LC_DYLD_INFO_ONLY
@@ -361,42 +361,42 @@ __packed_struct(Mach_dyld_info_only_command)
Word lazy_bind_size;
Word export_off;
Word export_size;
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_load_dylinker_command)
packed_struct(Mach_load_dylinker_command) {
typedef typename TMachITypes::Word Word;
Word cmd;
Word cmdsize;
Word name;
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_dylib)
packed_struct(Mach_dylib) {
typedef typename TMachITypes::Word Word;
Word name; /* library's path name */
Word timestamp; /* library's build time stamp */
Word current_version; /* library's current version number */
Word compatibility_version; /* library's compatibility vers number*/
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_load_dylib_command)
packed_struct(Mach_load_dylib_command) {
typedef typename TMachITypes::Word Word;
Word cmd;
Word cmdsize;
Mach_dylib<TMachITypes> dylib;
__packed_struct_end()
};
} // namespace N_Mach
namespace N_Mach32 {
template <class TMachITypes>
__packed_struct(Mach_ppc_thread_state)
packed_struct(Mach_ppc_thread_state) {
typedef typename TMachITypes::Addr Addr;
Addr srr0; /* Instruction address register (PC; entry addr) */
@@ -413,10 +413,10 @@ __packed_struct(Mach_ppc_thread_state)
Addr mq; /* MQ register (601 only) */
Addr vrsave; /* Vector Save Register */
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_i386_thread_state)
packed_struct(Mach_i386_thread_state) {
typedef typename TMachITypes::Word Word;
Word eax, ebx, ecx, edx;
@@ -425,10 +425,10 @@ __packed_struct(Mach_i386_thread_state)
Word eflags;
Word eip, cs;
Word ds, es, fs, gs;
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_ARM_thread_state)
packed_struct(Mach_ARM_thread_state) {
typedef typename TMachITypes::Word Word;
Word r[13]; // r0-r12
@@ -436,14 +436,14 @@ __packed_struct(Mach_ARM_thread_state)
Word lr; // r14
Word pc; // r15
Word cpsr;
__packed_struct_end()
};
} // namespace N_Mach32
namespace N_Mach64 {
template <class TMachITypes>
__packed_struct(Mach_AMD64_thread_state)
packed_struct(Mach_AMD64_thread_state) {
typedef typename TMachITypes::Xword Xword;
Xword rax, rbx, rcx, rdx;
@@ -452,10 +452,10 @@ __packed_struct(Mach_AMD64_thread_state)
Xword r12, r13, r14, r15;
Xword rip, rflags;
Xword cs, fs, gs;
__packed_struct_end()
};
template <class TMachITypes>
__packed_struct(Mach_ppc_thread_state64)
packed_struct(Mach_ppc_thread_state64) {
typedef typename TMachITypes::Word Word;
typedef typename TMachITypes::Xword Xword;
@@ -472,9 +472,10 @@ __packed_struct(Mach_ppc_thread_state64)
Xword ctr; /* Count register */
Word vrsave; /* Vector Save Register */
__packed_struct_end()
};
template <class TMachITypes> __packed_struct(Mach_ARM64_thread_state)
template <class TMachITypes>
packed_struct(Mach_ARM64_thread_state) {
typedef typename TMachITypes::Xword Xword;
typedef typename TMachITypes::Word Word;
@@ -489,7 +490,7 @@ template <class TMachITypes> __packed_struct(Mach_ARM64_thread_state)
Xword pc;
Word cpsr;
Word pad; // to (0 mod 8)
__packed_struct_end()
};
} // namespace N_Mach64
@@ -823,28 +824,28 @@ protected:
Mach_source_version_command cmdSRCVER; // copied from input
Mach_version_min_command cmdVERMIN; // copied from input
__packed_struct(b_info) // 12-byte header before each compressed block
packed_struct(b_info) { // 12-byte header before each compressed block
TE32 sz_unc; // uncompressed_size
TE32 sz_cpr; // compressed_size
unsigned char b_method; // compression algorithm
unsigned char b_ftid; // filter id
unsigned char b_cto8; // filter parameter
unsigned char b_segseq; // LC_SEGMENT ordinal
__packed_struct_end()
};
__packed_struct(l_info) // 12-byte trailer in header for loader
packed_struct(l_info) { // 12-byte trailer in header for loader
TE32 l_checksum;
LE32 l_magic;
TE16 l_lsize;
unsigned char l_version;
unsigned char l_format;
__packed_struct_end()
};
__packed_struct(p_info) // 12-byte packed program header
packed_struct(p_info) { // 12-byte packed program header
TE32 p_progid;
TE32 p_filesize;
TE32 p_blocksize;
__packed_struct_end()
};
struct l_info linfo;
@@ -878,7 +879,7 @@ protected:
virtual Linker* newLinker() const override;
virtual void addStubEntrySections(Filter const *) override;
__packed_struct(Mach_thread_command)
packed_struct(Mach_thread_command) {
TE32 cmd; /* LC_THREAD or LC_UNIXTHREAD */
TE32 cmdsize; /* total size of this command */
TE32 flavor;
@@ -886,7 +887,7 @@ protected:
Mach_ppc_thread_state state;
#define WANT_MACH_THREAD_ENUM 1
#include "p_mach_enum.h"
__packed_struct_end()
};
Mach_thread_command threado;
int threado_size() const override { return sizeof(threado); }
@@ -930,7 +931,7 @@ protected:
virtual void pack1_setup_threado(OutputFile *const fo) override;
virtual Linker* newLinker() const override;
__packed_struct(Mach_thread_command)
packed_struct(Mach_thread_command) {
BE32 cmd; /* LC_THREAD or LC_UNIXTHREAD */
BE32 cmdsize; /* total size of this command */
BE32 flavor;
@@ -938,7 +939,7 @@ protected:
Mach_ppc_thread_state64 state64;
#define WANT_MACH_THREAD_ENUM 1
#include "p_mach_enum.h"
__packed_struct_end()
};
Mach_thread_command threado;
int threado_size() const override { return sizeof(threado); }
@@ -1012,7 +1013,7 @@ protected:
virtual Linker* newLinker() const override;
virtual void addStubEntrySections(Filter const *) override;
__packed_struct(Mach_thread_command)
packed_struct(Mach_thread_command) {
LE32 cmd; /* LC_THREAD or LC_UNIXTHREAD */
LE32 cmdsize; /* total size of this command */
LE32 flavor;
@@ -1020,7 +1021,7 @@ protected:
Mach_i386_thread_state state;
#define WANT_MACH_THREAD_ENUM 1
#include "p_mach_enum.h"
__packed_struct_end()
};
Mach_thread_command threado;
int threado_size() const override { return sizeof(threado); }
@@ -1079,7 +1080,7 @@ protected:
virtual Linker* newLinker() const override;
virtual void addStubEntrySections(Filter const *) override;
__packed_struct(Mach_thread_command)
packed_struct(Mach_thread_command) {
typedef MachITypes::Word Word;
Word cmd; /* LC_THREAD or LC_UNIXTHREAD */
Word cmdsize; /* total size of this command */
@@ -1088,7 +1089,7 @@ protected:
Mach_AMD64_thread_state state;
#define WANT_MACH_THREAD_ENUM 1
#include "p_mach_enum.h"
__packed_struct_end()
};
Mach_thread_command threado;
int threado_size() const override { return sizeof(threado); }
@@ -1148,7 +1149,7 @@ protected:
virtual Linker* newLinker() const override;
virtual void addStubEntrySections(Filter const *) override;
__packed_struct(Mach_thread_command)
packed_struct(Mach_thread_command) {
LE32 cmd; /* LC_THREAD or LC_UNIXTHREAD */
LE32 cmdsize; /* total size of this command */
LE32 flavor;
@@ -1156,7 +1157,7 @@ protected:
Mach_ARM_thread_state state;
#define WANT_MACH_THREAD_ENUM 1
#include "p_mach_enum.h"
__packed_struct_end()
};
Mach_thread_command threado;
int threado_size() const override { return sizeof(threado); }
@@ -1200,7 +1201,7 @@ protected:
virtual Linker* newLinker() const override;
virtual void addStubEntrySections(Filter const *) override;
__packed_struct(Mach_thread_command)
packed_struct(Mach_thread_command) {
LE32 cmd; /* LC_THREAD or LC_UNIXTHREAD */
LE32 cmdsize; /* total size of this command */
LE32 flavor;
@@ -1208,7 +1209,7 @@ protected:
Mach_ARM64_thread_state state;
#define WANT_MACH_THREAD_ENUM 1
#include "p_mach_enum.h"
__packed_struct_end()
};
Mach_thread_command threado;
int threado_size() const override { return sizeof(threado); }
@@ -1267,10 +1268,10 @@ protected:
enum { N_FAT_ARCH = 5 };
protected:
__packed_struct(Fat_head)
packed_struct(Fat_head) {
struct Mach_fat_header fat;
struct Mach_fat_arch arch[N_FAT_ARCH];
__packed_struct_end()
};
Fat_head fat_head;