diff options
Diffstat (limited to 'include/linux/elf.h')
| -rw-r--r-- | include/linux/elf.h | 414 |
1 files changed, 1 insertions, 413 deletions
diff --git a/include/linux/elf.h b/include/linux/elf.h index 59ef40650e1..8c9048e3346 100644 --- a/include/linux/elf.h +++ b/include/linux/elf.h @@ -1,420 +1,9 @@ #ifndef _LINUX_ELF_H #define _LINUX_ELF_H -#include <linux/types.h> -#include <linux/elf-em.h> -#ifdef __KERNEL__ #include <asm/elf.h> -#endif - -/* 32-bit ELF base types. */ -typedef __u32 Elf32_Addr; -typedef __u16 Elf32_Half; -typedef __u32 Elf32_Off; -typedef __s32 Elf32_Sword; -typedef __u32 Elf32_Word; - -/* 64-bit ELF base types. */ -typedef __u64 Elf64_Addr; -typedef __u16 Elf64_Half; -typedef __s16 Elf64_SHalf; -typedef __u64 Elf64_Off; -typedef __s32 Elf64_Sword; -typedef __u32 Elf64_Word; -typedef __u64 Elf64_Xword; -typedef __s64 Elf64_Sxword; - -/* These constants are for the segment types stored in the image headers */ -#define PT_NULL 0 -#define PT_LOAD 1 -#define PT_DYNAMIC 2 -#define PT_INTERP 3 -#define PT_NOTE 4 -#define PT_SHLIB 5 -#define PT_PHDR 6 -#define PT_TLS 7 /* Thread local storage segment */ -#define PT_LOOS 0x60000000 /* OS-specific */ -#define PT_HIOS 0x6fffffff /* OS-specific */ -#define PT_LOPROC 0x70000000 -#define PT_HIPROC 0x7fffffff -#define PT_GNU_EH_FRAME 0x6474e550 - -#define PT_GNU_STACK (PT_LOOS + 0x474e551) - -/* - * Extended Numbering - * - * If the real number of program header table entries is larger than - * or equal to PN_XNUM(0xffff), it is set to sh_info field of the - * section header at index 0, and PN_XNUM is set to e_phnum - * field. Otherwise, the section header at index 0 is zero - * initialized, if it exists. - * - * Specifications are available in: - * - * - Sun microsystems: Linker and Libraries. - * Part No: 817-1984-17, September 2008. - * URL: http://docs.sun.com/app/docs/doc/817-1984 - * - * - System V ABI AMD64 Architecture Processor Supplement - * Draft Version 0.99., - * May 11, 2009. - * URL: http://www.x86-64.org/ - */ -#define PN_XNUM 0xffff - -/* These constants define the different elf file types */ -#define ET_NONE 0 -#define ET_REL 1 -#define ET_EXEC 2 -#define ET_DYN 3 -#define ET_CORE 4 -#define ET_LOPROC 0xff00 -#define ET_HIPROC 0xffff - -/* This is the info that is needed to parse the dynamic section of the file */ -#define DT_NULL 0 -#define DT_NEEDED 1 -#define DT_PLTRELSZ 2 -#define DT_PLTGOT 3 -#define DT_HASH 4 -#define DT_STRTAB 5 -#define DT_SYMTAB 6 -#define DT_RELA 7 -#define DT_RELASZ 8 -#define DT_RELAENT 9 -#define DT_STRSZ 10 -#define DT_SYMENT 11 -#define DT_INIT 12 -#define DT_FINI 13 -#define DT_SONAME 14 -#define DT_RPATH 15 -#define DT_SYMBOLIC 16 -#define DT_REL 17 -#define DT_RELSZ 18 -#define DT_RELENT 19 -#define DT_PLTREL 20 -#define DT_DEBUG 21 -#define DT_TEXTREL 22 -#define DT_JMPREL 23 -#define DT_ENCODING 32 -#define OLD_DT_LOOS 0x60000000 -#define DT_LOOS 0x6000000d -#define DT_HIOS 0x6ffff000 -#define DT_VALRNGLO 0x6ffffd00 -#define DT_VALRNGHI 0x6ffffdff -#define DT_ADDRRNGLO 0x6ffffe00 -#define DT_ADDRRNGHI 0x6ffffeff -#define DT_VERSYM 0x6ffffff0 -#define DT_RELACOUNT 0x6ffffff9 -#define DT_RELCOUNT 0x6ffffffa -#define DT_FLAGS_1 0x6ffffffb -#define DT_VERDEF 0x6ffffffc -#define DT_VERDEFNUM 0x6ffffffd -#define DT_VERNEED 0x6ffffffe -#define DT_VERNEEDNUM 0x6fffffff -#define OLD_DT_HIOS 0x6fffffff -#define DT_LOPROC 0x70000000 -#define DT_HIPROC 0x7fffffff - -/* This info is needed when parsing the symbol table */ -#define STB_LOCAL 0 -#define STB_GLOBAL 1 -#define STB_WEAK 2 - -#define STT_NOTYPE 0 -#define STT_OBJECT 1 -#define STT_FUNC 2 -#define STT_SECTION 3 -#define STT_FILE 4 -#define STT_COMMON 5 -#define STT_TLS 6 - -#define ELF_ST_BIND(x) ((x) >> 4) -#define ELF_ST_TYPE(x) (((unsigned int) x) & 0xf) -#define ELF32_ST_BIND(x) ELF_ST_BIND(x) -#define ELF32_ST_TYPE(x) ELF_ST_TYPE(x) -#define ELF64_ST_BIND(x) ELF_ST_BIND(x) -#define ELF64_ST_TYPE(x) ELF_ST_TYPE(x) - -typedef struct dynamic{ - Elf32_Sword d_tag; - union{ - Elf32_Sword d_val; - Elf32_Addr d_ptr; - } d_un; -} Elf32_Dyn; - -typedef struct { - Elf64_Sxword d_tag; /* entry tag value */ - union { - Elf64_Xword d_val; - Elf64_Addr d_ptr; - } d_un; -} Elf64_Dyn; - -/* The following are used with relocations */ -#define ELF32_R_SYM(x) ((x) >> 8) -#define ELF32_R_TYPE(x) ((x) & 0xff) - -#define ELF64_R_SYM(i) ((i) >> 32) -#define ELF64_R_TYPE(i) ((i) & 0xffffffff) - -typedef struct elf32_rel { - Elf32_Addr r_offset; - Elf32_Word r_info; -} Elf32_Rel; - -typedef struct elf64_rel { - Elf64_Addr r_offset; /* Location at which to apply the action */ - Elf64_Xword r_info; /* index and type of relocation */ -} Elf64_Rel; - -typedef struct elf32_rela{ - Elf32_Addr r_offset; - Elf32_Word r_info; - Elf32_Sword r_addend; -} Elf32_Rela; - -typedef struct elf64_rela { - Elf64_Addr r_offset; /* Location at which to apply the action */ - Elf64_Xword r_info; /* index and type of relocation */ - Elf64_Sxword r_addend; /* Constant addend used to compute value */ -} Elf64_Rela; - -typedef struct elf32_sym{ - Elf32_Word st_name; - Elf32_Addr st_value; - Elf32_Word st_size; - unsigned char st_info; - unsigned char st_other; - Elf32_Half st_shndx; -} Elf32_Sym; - -typedef struct elf64_sym { - Elf64_Word st_name; /* Symbol name, index in string tbl */ - unsigned char st_info; /* Type and binding attributes */ - unsigned char st_other; /* No defined meaning, 0 */ - Elf64_Half st_shndx; /* Associated section index */ - Elf64_Addr st_value; /* Value of the symbol */ - Elf64_Xword st_size; /* Associated symbol size */ -} Elf64_Sym; - - -#define EI_NIDENT 16 - -typedef struct elf32_hdr{ - unsigned char e_ident[EI_NIDENT]; - Elf32_Half e_type; - Elf32_Half e_machine; - Elf32_Word e_version; - Elf32_Addr e_entry; /* Entry point */ - Elf32_Off e_phoff; - Elf32_Off e_shoff; - Elf32_Word e_flags; - Elf32_Half e_ehsize; - Elf32_Half e_phentsize; - Elf32_Half e_phnum; - Elf32_Half e_shentsize; - Elf32_Half e_shnum; - Elf32_Half e_shstrndx; -} Elf32_Ehdr; - -typedef struct elf64_hdr { - unsigned char e_ident[EI_NIDENT]; /* ELF "magic number" */ - Elf64_Half e_type; - Elf64_Half e_machine; - Elf64_Word e_version; - Elf64_Addr e_entry; /* Entry point virtual address */ - Elf64_Off e_phoff; /* Program header table file offset */ - Elf64_Off e_shoff; /* Section header table file offset */ - Elf64_Word e_flags; - Elf64_Half e_ehsize; - Elf64_Half e_phentsize; - Elf64_Half e_phnum; - Elf64_Half e_shentsize; - Elf64_Half e_shnum; - Elf64_Half e_shstrndx; -} Elf64_Ehdr; - -/* These constants define the permissions on sections in the program - header, p_flags. */ -#define PF_R 0x4 -#define PF_W 0x2 -#define PF_X 0x1 - -typedef struct elf32_phdr{ - Elf32_Word p_type; - Elf32_Off p_offset; - Elf32_Addr p_vaddr; - Elf32_Addr p_paddr; - Elf32_Word p_filesz; - Elf32_Word p_memsz; - Elf32_Word p_flags; - Elf32_Word p_align; -} Elf32_Phdr; - -typedef struct elf64_phdr { - Elf64_Word p_type; - Elf64_Word p_flags; - Elf64_Off p_offset; /* Segment file offset */ - Elf64_Addr p_vaddr; /* Segment virtual address */ - Elf64_Addr p_paddr; /* Segment physical address */ - Elf64_Xword p_filesz; /* Segment size in file */ - Elf64_Xword p_memsz; /* Segment size in memory */ - Elf64_Xword p_align; /* Segment alignment, file & memory */ -} Elf64_Phdr; - -/* sh_type */ -#define SHT_NULL 0 -#define SHT_PROGBITS 1 -#define SHT_SYMTAB 2 -#define SHT_STRTAB 3 -#define SHT_RELA 4 -#define SHT_HASH 5 -#define SHT_DYNAMIC 6 -#define SHT_NOTE 7 -#define SHT_NOBITS 8 -#define SHT_REL 9 -#define SHT_SHLIB 10 -#define SHT_DYNSYM 11 -#define SHT_NUM 12 -#define SHT_LOPROC 0x70000000 -#define SHT_HIPROC 0x7fffffff -#define SHT_LOUSER 0x80000000 -#define SHT_HIUSER 0xffffffff - -/* sh_flags */ -#define SHF_WRITE 0x1 -#define SHF_ALLOC 0x2 -#define SHF_EXECINSTR 0x4 -#define SHF_MASKPROC 0xf0000000 - -/* special section indexes */ -#define SHN_UNDEF 0 -#define SHN_LORESERVE 0xff00 -#define SHN_LOPROC 0xff00 -#define SHN_HIPROC 0xff1f -#define SHN_ABS 0xfff1 -#define SHN_COMMON 0xfff2 -#define SHN_HIRESERVE 0xffff - -typedef struct elf32_shdr { - Elf32_Word sh_name; - Elf32_Word sh_type; - Elf32_Word sh_flags; - Elf32_Addr sh_addr; - Elf32_Off sh_offset; - Elf32_Word sh_size; - Elf32_Word sh_link; - Elf32_Word sh_info; - Elf32_Word sh_addralign; - Elf32_Word sh_entsize; -} Elf32_Shdr; - -typedef struct elf64_shdr { - Elf64_Word sh_name; /* Section name, index in string tbl */ - Elf64_Word sh_type; /* Type of section */ - Elf64_Xword sh_flags; /* Miscellaneous section attributes */ - Elf64_Addr sh_addr; /* Section virtual addr at execution */ - Elf64_Off sh_offset; /* Section file offset */ - Elf64_Xword sh_size; /* Size of section in bytes */ - Elf64_Word sh_link; /* Index of another section */ - Elf64_Word sh_info; /* Additional section information */ - Elf64_Xword sh_addralign; /* Section alignment */ - Elf64_Xword sh_entsize; /* Entry size if section holds table */ -} Elf64_Shdr; - -#define EI_MAG0 0 /* e_ident[] indexes */ -#define EI_MAG1 1 -#define EI_MAG2 2 -#define EI_MAG3 3 -#define EI_CLASS 4 -#define EI_DATA 5 -#define EI_VERSION 6 -#define EI_OSABI 7 -#define EI_PAD 8 - -#define ELFMAG0 0x7f /* EI_MAG */ -#define ELFMAG1 'E' -#define ELFMAG2 'L' -#define ELFMAG3 'F' -#define ELFMAG "\177ELF" -#define SELFMAG 4 - -#define ELFCLASSNONE 0 /* EI_CLASS */ -#define ELFCLASS32 1 -#define ELFCLASS64 2 -#define ELFCLASSNUM 3 - -#define ELFDATANONE 0 /* e_ident[EI_DATA] */ -#define ELFDATA2LSB 1 -#define ELFDATA2MSB 2 - -#define EV_NONE 0 /* e_version, EI_VERSION */ -#define EV_CURRENT 1 -#define EV_NUM 2 - -#define ELFOSABI_NONE 0 -#define ELFOSABI_LINUX 3 - -#ifndef ELF_OSABI -#define ELF_OSABI ELFOSABI_NONE -#endif - -/* - * Notes used in ET_CORE. Architectures export some of the arch register sets - * using the corresponding note types via the PTRACE_GETREGSET and - * PTRACE_SETREGSET requests. - */ -#define NT_PRSTATUS 1 -#define NT_PRFPREG 2 -#define NT_PRPSINFO 3 -#define NT_TASKSTRUCT 4 -#define NT_AUXV 6 -/* - * Note to userspace developers: size of NT_SIGINFO note may increase - * in the future to accomodate more fields, don't assume it is fixed! - */ -#define NT_SIGINFO 0x53494749 -#define NT_FILE 0x46494c45 -#define NT_PRXFPREG 0x46e62b7f /* copied from gdb5.1/include/elf/common.h */ -#define NT_PPC_VMX 0x100 /* PowerPC Altivec/VMX registers */ -#define NT_PPC_SPE 0x101 /* PowerPC SPE/EVR registers */ -#define NT_PPC_VSX 0x102 /* PowerPC VSX registers */ -#define NT_386_TLS 0x200 /* i386 TLS slots (struct user_desc) */ -#define NT_386_IOPERM 0x201 /* x86 io permission bitmap (1=deny) */ -#define NT_X86_XSTATE 0x202 /* x86 extended state using xsave */ -#define NT_S390_HIGH_GPRS 0x300 /* s390 upper register halves */ -#define NT_S390_TIMER 0x301 /* s390 timer register */ -#define NT_S390_TODCMP 0x302 /* s390 TOD clock comparator register */ -#define NT_S390_TODPREG 0x303 /* s390 TOD programmable register */ -#define NT_S390_CTRS 0x304 /* s390 control registers */ -#define NT_S390_PREFIX 0x305 /* s390 prefix register */ -#define NT_S390_LAST_BREAK 0x306 /* s390 breaking event address */ -#define NT_S390_SYSTEM_CALL 0x307 /* s390 system call restart data */ -#define NT_S390_TDB 0x308 /* s390 transaction diagnostic block */ -#define NT_ARM_VFP 0x400 /* ARM VFP/NEON registers */ -#define NT_ARM_TLS 0x401 /* ARM TLS register */ -#define NT_ARM_HW_BREAK 0x402 /* ARM hardware breakpoint registers */ -#define NT_ARM_HW_WATCH 0x403 /* ARM hardware watchpoint registers */ - - -/* Note header in a PT_NOTE section */ -typedef struct elf32_note { - Elf32_Word n_namesz; /* Name size */ - Elf32_Word n_descsz; /* Content size */ - Elf32_Word n_type; /* Content type */ -} Elf32_Nhdr; - -/* Note header in a PT_NOTE section */ -typedef struct elf64_note { - Elf64_Word n_namesz; /* Name size */ - Elf64_Word n_descsz; /* Content size */ - Elf64_Word n_type; /* Content type */ -} Elf64_Nhdr; +#include <uapi/linux/elf.h> -#ifdef __KERNEL__ #ifndef elf_read_implies_exec /* Executables for which elf_read_implies_exec() returns TRUE will have the READ_IMPLIES_EXEC personality flag set automatically. @@ -455,5 +44,4 @@ static inline int elf_coredump_extra_notes_write(struct file *file, extern int elf_coredump_extra_notes_size(void); extern int elf_coredump_extra_notes_write(struct file *file, loff_t *foffset); #endif -#endif /* __KERNEL__ */ #endif /* _LINUX_ELF_H */ |