You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
249 lines
7.5 KiB
C
249 lines
7.5 KiB
C
/*-
|
|
* Copyright (c) 1996-1998 John D. Polstra.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#ifndef _SYS_ELF64_H_
|
|
#define _SYS_ELF64_H_ 1
|
|
|
|
#include <elf_common.h>
|
|
|
|
/*
|
|
* ELF definitions common to all 64-bit architectures.
|
|
*/
|
|
|
|
typedef uint64_t Elf64_Addr;
|
|
typedef uint16_t Elf64_Half;
|
|
typedef uint64_t Elf64_Off;
|
|
typedef int32_t Elf64_Sword;
|
|
typedef int64_t Elf64_Sxword;
|
|
typedef uint32_t Elf64_Word;
|
|
typedef uint64_t Elf64_Lword;
|
|
typedef uint64_t Elf64_Xword;
|
|
|
|
/*
|
|
* Types of dynamic symbol hash table bucket and chain elements.
|
|
*
|
|
* This is inconsistent among 64 bit architectures, so a machine dependent
|
|
* typedef is required.
|
|
*/
|
|
|
|
typedef Elf64_Word Elf64_Hashelt;
|
|
|
|
/* Non-standard class-dependent datatype used for abstraction. */
|
|
typedef Elf64_Xword Elf64_Size;
|
|
typedef Elf64_Sxword Elf64_Ssize;
|
|
|
|
/*
|
|
* ELF header.
|
|
*/
|
|
|
|
typedef struct {
|
|
unsigned char e_ident[EI_NIDENT]; /* File identification. */
|
|
Elf64_Half e_type; /* File type. */
|
|
Elf64_Half e_machine; /* Machine architecture. */
|
|
Elf64_Word e_version; /* ELF format version. */
|
|
Elf64_Addr e_entry; /* Entry point. */
|
|
Elf64_Off e_phoff; /* Program header file offset. */
|
|
Elf64_Off e_shoff; /* Section header file offset. */
|
|
Elf64_Word e_flags; /* Architecture-specific flags. */
|
|
Elf64_Half e_ehsize; /* Size of ELF header in bytes. */
|
|
Elf64_Half e_phentsize; /* Size of program header entry. */
|
|
Elf64_Half e_phnum; /* Number of program header entries. */
|
|
Elf64_Half e_shentsize; /* Size of section header entry. */
|
|
Elf64_Half e_shnum; /* Number of section header entries. */
|
|
Elf64_Half e_shstrndx; /* Section name strings section. */
|
|
} Elf64_Ehdr;
|
|
|
|
/*
|
|
* Section header.
|
|
*/
|
|
|
|
typedef struct {
|
|
Elf64_Word sh_name; /* Section name (index into the
|
|
section header string table). */
|
|
Elf64_Word sh_type; /* Section type. */
|
|
Elf64_Xword sh_flags; /* Section flags. */
|
|
Elf64_Addr sh_addr; /* Address in memory image. */
|
|
Elf64_Off sh_offset; /* Offset in file. */
|
|
Elf64_Xword sh_size; /* Size in bytes. */
|
|
Elf64_Word sh_link; /* Index of a related section. */
|
|
Elf64_Word sh_info; /* Depends on section type. */
|
|
Elf64_Xword sh_addralign; /* Alignment in bytes. */
|
|
Elf64_Xword sh_entsize; /* Size of each entry in section. */
|
|
} Elf64_Shdr;
|
|
|
|
/*
|
|
* Program header.
|
|
*/
|
|
|
|
typedef struct {
|
|
Elf64_Word p_type; /* Entry type. */
|
|
Elf64_Word p_flags; /* Access permission flags. */
|
|
Elf64_Off p_offset; /* File offset of contents. */
|
|
Elf64_Addr p_vaddr; /* Virtual address in memory image. */
|
|
Elf64_Addr p_paddr; /* Physical address (not used). */
|
|
Elf64_Xword p_filesz; /* Size of contents in file. */
|
|
Elf64_Xword p_memsz; /* Size of contents in memory. */
|
|
Elf64_Xword p_align; /* Alignment in memory and file. */
|
|
} Elf64_Phdr;
|
|
|
|
/*
|
|
* Dynamic structure. The ".dynamic" section contains an array of them.
|
|
*/
|
|
|
|
typedef struct {
|
|
Elf64_Sxword d_tag; /* Entry type. */
|
|
union {
|
|
Elf64_Xword d_val; /* Integer value. */
|
|
Elf64_Addr d_ptr; /* Address value. */
|
|
} d_un;
|
|
} Elf64_Dyn;
|
|
|
|
/*
|
|
* Relocation entries.
|
|
*/
|
|
|
|
/* Relocations that don't need an addend field. */
|
|
typedef struct {
|
|
Elf64_Addr r_offset; /* Location to be relocated. */
|
|
Elf64_Xword r_info; /* Relocation type and symbol index. */
|
|
} Elf64_Rel;
|
|
|
|
/* Relocations that need an addend field. */
|
|
typedef struct {
|
|
Elf64_Addr r_offset; /* Location to be relocated. */
|
|
Elf64_Xword r_info; /* Relocation type and symbol index. */
|
|
Elf64_Sxword r_addend; /* Addend. */
|
|
} Elf64_Rela;
|
|
|
|
/* Macros for accessing the fields of r_info. */
|
|
#define ELF64_R_SYM(info) ((info) >> 32)
|
|
#define ELF64_R_TYPE(info) ((info) & 0xffffffffL)
|
|
|
|
/* Macro for constructing r_info from field values. */
|
|
#define ELF64_R_INFO(sym, type) (((sym) << 32) + ((type) & 0xffffffffL))
|
|
|
|
#define ELF64_R_TYPE_DATA(info) (((Elf64_Xword)(info)<<32)>>40)
|
|
#define ELF64_R_TYPE_ID(info) (((Elf64_Xword)(info)<<56)>>56)
|
|
#define ELF64_R_TYPE_INFO(data, type) \
|
|
(((Elf64_Xword)(data)<<8)+(Elf64_Xword)(type))
|
|
|
|
/*
|
|
* Note entry header
|
|
*/
|
|
typedef Elf_Note Elf64_Nhdr;
|
|
|
|
/*
|
|
* Move entry
|
|
*/
|
|
typedef struct {
|
|
Elf64_Lword m_value; /* symbol value */
|
|
Elf64_Xword m_info; /* size + index */
|
|
Elf64_Xword m_poffset; /* symbol offset */
|
|
Elf64_Half m_repeat; /* repeat count */
|
|
Elf64_Half m_stride; /* stride info */
|
|
} Elf64_Move;
|
|
|
|
#define ELF64_M_SYM(info) ((info)>>8)
|
|
#define ELF64_M_SIZE(info) ((unsigned char)(info))
|
|
#define ELF64_M_INFO(sym, size) (((sym)<<8)+(unsigned char)(size))
|
|
|
|
/*
|
|
* Hardware/Software capabilities entry
|
|
*/
|
|
typedef struct {
|
|
Elf64_Xword c_tag; /* how to interpret value */
|
|
union {
|
|
Elf64_Xword c_val;
|
|
Elf64_Addr c_ptr;
|
|
} c_un;
|
|
} Elf64_Cap;
|
|
|
|
/*
|
|
* Symbol table entries.
|
|
*/
|
|
|
|
typedef struct {
|
|
Elf64_Word st_name; /* String table index of name. */
|
|
unsigned char st_info; /* Type and binding information. */
|
|
unsigned char st_other; /* Reserved (not used). */
|
|
Elf64_Half st_shndx; /* Section index of symbol. */
|
|
Elf64_Addr st_value; /* Symbol value. */
|
|
Elf64_Xword st_size; /* Size of associated object. */
|
|
} Elf64_Sym;
|
|
|
|
/* Macros for accessing the fields of st_info. */
|
|
#define ELF64_ST_BIND(info) ((info) >> 4)
|
|
#define ELF64_ST_TYPE(info) ((info) & 0xf)
|
|
|
|
/* Macro for constructing st_info from field values. */
|
|
#define ELF64_ST_INFO(bind, type) (((bind) << 4) + ((type) & 0xf))
|
|
|
|
/* Macro for accessing the fields of st_other. */
|
|
#define ELF64_ST_VISIBILITY(oth) ((oth) & 0x3)
|
|
|
|
/* Structures used by Sun & GNU-style symbol versioning. */
|
|
typedef struct {
|
|
Elf64_Half vd_version;
|
|
Elf64_Half vd_flags;
|
|
Elf64_Half vd_ndx;
|
|
Elf64_Half vd_cnt;
|
|
Elf64_Word vd_hash;
|
|
Elf64_Word vd_aux;
|
|
Elf64_Word vd_next;
|
|
} Elf64_Verdef;
|
|
|
|
typedef struct {
|
|
Elf64_Word vda_name;
|
|
Elf64_Word vda_next;
|
|
} Elf64_Verdaux;
|
|
|
|
typedef struct {
|
|
Elf64_Half vn_version;
|
|
Elf64_Half vn_cnt;
|
|
Elf64_Word vn_file;
|
|
Elf64_Word vn_aux;
|
|
Elf64_Word vn_next;
|
|
} Elf64_Verneed;
|
|
|
|
typedef struct {
|
|
Elf64_Word vna_hash;
|
|
Elf64_Half vna_flags;
|
|
Elf64_Half vna_other;
|
|
Elf64_Word vna_name;
|
|
Elf64_Word vna_next;
|
|
} Elf64_Vernaux;
|
|
|
|
typedef Elf64_Half Elf64_Versym;
|
|
|
|
typedef struct {
|
|
Elf64_Half si_boundto; /* direct bindings - symbol bound to */
|
|
Elf64_Half si_flags; /* per symbol flags */
|
|
} Elf64_Syminfo;
|
|
|
|
#endif /* !_SYS_ELF64_H_ */
|