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dumper for .eh_frame_hdr and .eh_frame

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This commit is contained in:
Nikita Smith
2025-11-07 14:39:45 -08:00
committed by Ryan Fleury
parent 327645436a
commit dad92610de
13 changed files with 161 additions and 731 deletions
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src/elf/elf.h
+18 -23
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@@ -106,6 +106,20 @@ enum
ELF_Data_2MSB = 2,
};
typedef U16 ELF_Type;
enum
{
ELF_Type_None = 0,
ELF_Type_Rel = 1,
ELF_Type_Exec = 2,
ELF_Type_Dyn = 3,
ELF_Type_Core = 4,
ELF_Type_LoOs = 0xfe00,
ELF_Type_HiOs = 0xff00,
ELF_Type_LoProc = 0xff00,
ELF_Type_HiProc = 0xffff
};
typedef U32 ELF_PType;
enum
{
@@ -123,15 +137,10 @@ enum
ELF_PType_LowProc = 0x70000000,
ELF_PType_HighProc = 0x7fffffff,
// specific to Sun
ELF_PType_LowSunW = 0x6ffffffa,
ELF_PType_SunWBSS = 0x6ffffffb,
ELF_PType_GnuEHFrame = 0x6474E550,
ELF_PType_GnuStack = ELF_PType_LoOs + 0x474e550, // frame unwind information
ELF_PType_GnuRelro = ELF_PType_LoOs + 0x474e551, // stack flags
ELF_PType_GnuProperty = ELF_PType_LoOs + 0x474e552, // read-only after relocations
ELF_PType_SunEHFrame = ELF_PType_GnuEHFrame,
ELF_PType_GnuEHFrame = ELF_PType_LoOs + 0x474E550, // segment with .eh_frame_hdr
ELF_PType_GnuStack = ELF_PType_LoOs + 0x474e551, // frame unwind information
ELF_PType_GnuRelro = ELF_PType_LoOs + 0x474e552, // stack flags
ELF_PType_GnuProperty = ELF_PType_LoOs + 0x474e553, // read-only after relocations
};
typedef U32 ELF_PFlag;
@@ -674,20 +683,6 @@ typedef enum ELF_Identifier
read_only global U8 elf_magic[] = {0x7f, 'E', 'L', 'F'};
read_only global String8 elf_magic_string = {elf_magic, sizeof(elf_magic)};
typedef U16 ELF_Type;
typedef enum ELF_TypeEnum
{
ELF_Type_None = 0,
ELF_Type_Rel = 1,
ELF_Type_Exec = 2,
ELF_Type_Dyn = 3,
ELF_Type_Core = 4,
ELF_Type_LoOs = 0xfe00,
ELF_Type_HiOs = 0xfeff,
ELF_Type_LoProc = 0xff00,
ELF_Type_HiProc = 0xffff,
} ELF_TypeEnum;
typedef struct ELF_Hdr64
{
U8 e_ident[ELF_Identifier_Max];