diff --git a/include/asm-blackfin/elf.h b/include/asm-blackfin/elf.h new file mode 100644 index 000000000..1238a826b --- /dev/null +++ b/include/asm-blackfin/elf.h @@ -0,0 +1,127 @@ +/* Changes made by LG Soft Oct 2004*/ + +#ifndef __ASMBFIN_ELF_H +#define __ASMBFIN_ELF_H + +/* + * ELF register definitions.. + */ + +//#include +//#include + +/* Processor specific flags for the ELF header e_flags field. */ +#define EF_BFIN_PIC 0x00000001 /* -fpic */ +#define EF_BFIN_FDPIC 0x00000002 /* -mfdpic */ +#define EF_BFIN_CODE_IN_L1 0x00000010 /* --code-in-l1 */ +#define EF_BFIN_DATA_IN_L1 0x00000020 /* --data-in-l1 */ + +typedef unsigned long elf_greg_t; + +//#define ELF_NGREG (sizeof(struct user_regs_struct) / sizeof(elf_greg_t)) +//typedef elf_greg_t elf_gregset_t[ELF_NGREG]; + +typedef struct user_bfinfp_struct elf_fpregset_t; +/* + * This is used to ensure we don't load something for the wrong architecture. + */ +#define elf_check_arch(x) ((x)->e_machine == EM_BLACKFIN) + +#define elf_check_fdpic(x) ((x)->e_flags & EF_BFIN_FDPIC /* && !((x)->e_flags & EF_FRV_NON_PIC_RELOCS) */) +#define elf_check_const_displacement(x) ((x)->e_flags & EF_BFIN_PIC) + +/* EM_BLACKFIN defined in linux/elf.h */ + +/* + * These are used to set parameters in the core dumps. + */ +#define ELF_CLASS ELFCLASS32 +#define ELF_DATA ELFDATA2LSB +#define ELF_ARCH EM_BLACKFIN + +#define ELF_PLAT_INIT(_r) _r->p1 = 0 + +#define ELF_FDPIC_PLAT_INIT(_regs, _exec_map_addr, _interp_map_addr, _dynamic_addr) \ +do { \ + _regs->r7 = 0; \ + _regs->p0 = _exec_map_addr; \ + _regs->p1 = _interp_map_addr; \ + _regs->p2 = _dynamic_addr; \ +} while(0) + +#define USE_ELF_CORE_DUMP +#define ELF_FDPIC_CORE_EFLAGS EF_BFIN_FDPIC +#define ELF_EXEC_PAGESIZE 4096 + +#define R_unused0 0 /* relocation type 0 is not defined */ +#define R_pcrel5m2 1 /*LSETUP part a */ +#define R_unused1 2 /* relocation type 2 is not defined */ +#define R_pcrel10 3 /* type 3, if cc jump */ +#define R_pcrel12_jump 4 /* type 4, jump */ +#define R_rimm16 5 /* type 0x5, rN = */ +#define R_luimm16 6 /* # 0x6, preg.l= Load imm 16 to lower half */ +#define R_huimm16 7 /* # 0x7, preg.h= Load imm 16 to upper half */ +#define R_pcrel12_jump_s 8 /* # 0x8 jump.s */ +#define R_pcrel24_jump_x 9 /* # 0x9 jump.x */ +#define R_pcrel24 10 /* # 0xa call , not expandable */ +#define R_unusedb 11 /* # 0xb not generated */ +#define R_unusedc 12 /* # 0xc not used */ +#define R_pcrel24_jump_l 13 /*0xd jump.l */ +#define R_pcrel24_call_x 14 /* 0xE, call.x if is above 24 bit limit call through P1 */ +#define R_var_eq_symb 15 /* 0xf, linker should treat it same as 0x12 */ +#define R_byte_data 16 /* 0x10, .byte var = symbol */ +#define R_byte2_data 17 /* 0x11, .byte2 var = symbol */ +#define R_byte4_data 18 /* 0x12, .byte4 var = symbol and .var var=symbol */ +#define R_pcrel11 19 /* 0x13, lsetup part b */ +#define R_unused14 20 /* 0x14, undefined */ +#define R_unused15 21 /* not generated by VDSP 3.5 */ + +/* arithmetic relocations */ +#define R_push 0xE0 +#define R_const 0xE1 +#define R_add 0xE2 +#define R_sub 0xE3 +#define R_mult 0xE4 +#define R_div 0xE5 +#define R_mod 0xE6 +#define R_lshift 0xE7 +#define R_rshift 0xE8 +#define R_and 0xE9 +#define R_or 0xEA +#define R_xor 0xEB +#define R_land 0xEC +#define R_lor 0xED +#define R_len 0xEE +#define R_neg 0xEF +#define R_comp 0xF0 +#define R_page 0xF1 +#define R_hwpage 0xF2 +#define R_addr 0xF3 + +/* This is the location that an ET_DYN program is loaded if exec'ed. Typical + use of this is to invoke "./ld.so someprog" to test out a new version of + the loader. We need to make sure that it is out of the way of the program + that it will "exec", and that there is sufficient room for the brk. */ + +#define ELF_ET_DYN_BASE 0xD0000000UL + +#define ELF_CORE_COPY_REGS(pr_reg, regs) \ + memcpy((char *) &pr_reg, (char *)regs, \ + sizeof(struct pt_regs)); + +/* This yields a mask that user programs can use to figure out what + instruction set this cpu supports. */ + +#define ELF_HWCAP (0) + +/* This yields a string that ld.so will use to load implementation + specific libraries for optimization. This is more specific in + intent than poking at uname or /proc/cpuinfo. */ + +#define ELF_PLATFORM (NULL) + +#ifdef __KERNEL__ +#define SET_PERSONALITY(ex, ibcs2) set_personality((ibcs2)?PER_SVR4:PER_LINUX) +#endif + +#endif diff --git a/include/elf.h b/include/elf.h index 4fd28f327..6d4addf53 100644 --- a/include/elf.h +++ b/include/elf.h @@ -1,599 +1,400 @@ -/* - * Copyright (c) 1995, 1996, 2001, 2002 - * Erik Theisen. 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. - * 3. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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. - */ +#ifndef _LINUX_ELF_H +#define _LINUX_ELF_H -/* - * This is the ELF ABI header file - * formerly known as "elf_abi.h". - */ +#include +//#include +//#include +#include -#ifndef _ELF_H -#define _ELF_H +struct file; -#if defined(__BEOS__) || \ - defined(__NetBSD__) || \ - defined(__FreeBSD__) || \ - defined(__sun__) || \ - defined(__APPLE__) -#include -#elif defined(__linux__) && defined(USE_HOSTCC) -#include -#elif defined(__WIN32__) -#include -typedef unsigned char uint8_t; -typedef unsigned short uint16_t; -typedef unsigned int uint32_t; +#ifndef elf_read_implies_exec + /* Executables for which elf_read_implies_exec() returns TRUE will + have the READ_IMPLIES_EXEC personality flag set automatically. + Override in asm/elf.h as needed. */ +# define elf_read_implies_exec(ex, have_pt_gnu_stack) 0 #endif -/* - * This version doesn't work for 64-bit ABIs - Erik. - */ +/* 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; -/* - * These typedefs need to be handled better. - */ -typedef uint32_t Elf32_Addr; /* Unsigned program address */ -typedef uint32_t Elf32_Off; /* Unsigned file offset */ -typedef int32_t Elf32_Sword; /* Signed large integer */ -typedef uint32_t Elf32_Word; /* Unsigned large integer */ -typedef uint16_t Elf32_Half; /* Unsigned medium integer */ +/* 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; -/* e_ident[] identification indexes */ -#define EI_MAG0 0 /* file ID */ -#define EI_MAG1 1 /* file ID */ -#define EI_MAG2 2 /* file ID */ -#define EI_MAG3 3 /* file ID */ -#define EI_CLASS 4 /* file class */ -#define EI_DATA 5 /* data encoding */ -#define EI_VERSION 6 /* ELF header version */ -#define EI_OSABI 7 /* OS/ABI specific ELF extensions */ -#define EI_ABIVERSION 8 /* ABI target version */ -#define EI_PAD 9 /* start of pad bytes */ -#define EI_NIDENT 16 /* Size of e_ident[] */ +/* 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 -/* e_ident[] magic number */ -#define ELFMAG0 0x7f /* e_ident[EI_MAG0] */ -#define ELFMAG1 'E' /* e_ident[EI_MAG1] */ -#define ELFMAG2 'L' /* e_ident[EI_MAG2] */ -#define ELFMAG3 'F' /* e_ident[EI_MAG3] */ -#define ELFMAG "\177ELF" /* magic */ -#define SELFMAG 4 /* size of magic */ +#define PT_GNU_STACK (PT_LOOS + 0x474e551) -/* e_ident[] file class */ -#define ELFCLASSNONE 0 /* invalid */ -#define ELFCLASS32 1 /* 32-bit objs */ -#define ELFCLASS64 2 /* 64-bit objs */ -#define ELFCLASSNUM 3 /* number of classes */ +/* 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 -/* e_ident[] data encoding */ -#define ELFDATANONE 0 /* invalid */ -#define ELFDATA2LSB 1 /* Little-Endian */ -#define ELFDATA2MSB 2 /* Big-Endian */ -#define ELFDATANUM 3 /* number of data encode defines */ +/* 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 -/* e_ident[] OS/ABI specific ELF extensions */ -#define ELFOSABI_NONE 0 /* No extension specified */ -#define ELFOSABI_HPUX 1 /* Hewlett-Packard HP-UX */ -#define ELFOSABI_NETBSD 2 /* NetBSD */ -#define ELFOSABI_LINUX 3 /* Linux */ -#define ELFOSABI_SOLARIS 6 /* Sun Solaris */ -#define ELFOSABI_AIX 7 /* AIX */ -#define ELFOSABI_IRIX 8 /* IRIX */ -#define ELFOSABI_FREEBSD 9 /* FreeBSD */ -#define ELFOSABI_TRU64 10 /* Compaq TRU64 UNIX */ -#define ELFOSABI_MODESTO 11 /* Novell Modesto */ -#define ELFOSABI_OPENBSD 12 /* OpenBSD */ -/* 64-255 Architecture-specific value range */ +/* This info is needed when parsing the symbol table */ +#define STB_LOCAL 0 +#define STB_GLOBAL 1 +#define STB_WEAK 2 -/* e_ident[] ABI Version */ -#define ELFABIVERSION 0 +#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 -/* e_ident */ -#define IS_ELF(ehdr) ((ehdr).e_ident[EI_MAG0] == ELFMAG0 && \ - (ehdr).e_ident[EI_MAG1] == ELFMAG1 && \ - (ehdr).e_ident[EI_MAG2] == ELFMAG2 && \ - (ehdr).e_ident[EI_MAG3] == ELFMAG3) +#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) -/* ELF Header */ -typedef struct elfhdr{ - unsigned char e_ident[EI_NIDENT]; /* ELF Identification */ - Elf32_Half e_type; /* object file type */ - Elf32_Half e_machine; /* machine */ - Elf32_Word e_version; /* object file version */ - Elf32_Addr e_entry; /* virtual entry point */ - Elf32_Off e_phoff; /* program header table offset */ - Elf32_Off e_shoff; /* section header table offset */ - Elf32_Word e_flags; /* processor-specific flags */ - Elf32_Half e_ehsize; /* ELF header size */ - Elf32_Half e_phentsize; /* program header entry size */ - Elf32_Half e_phnum; /* number of program header entries */ - Elf32_Half e_shentsize; /* section header entry size */ - Elf32_Half e_shnum; /* number of section header entries */ - Elf32_Half e_shstrndx; /* section header table's "section - header string table" entry offset */ -} Elf32_Ehdr; - -/* e_type */ -#define ET_NONE 0 /* No file type */ -#define ET_REL 1 /* relocatable file */ -#define ET_EXEC 2 /* executable file */ -#define ET_DYN 3 /* shared object file */ -#define ET_CORE 4 /* core file */ -#define ET_NUM 5 /* number of types */ -#define ET_LOOS 0xfe00 /* reserved range for operating */ -#define ET_HIOS 0xfeff /* system specific e_type */ -#define ET_LOPROC 0xff00 /* reserved range for processor */ -#define ET_HIPROC 0xffff /* specific e_type */ - -/* e_machine */ -#define EM_NONE 0 /* No Machine */ -#define EM_M32 1 /* AT&T WE 32100 */ -#define EM_SPARC 2 /* SPARC */ -#define EM_386 3 /* Intel 80386 */ -#define EM_68K 4 /* Motorola 68000 */ -#define EM_88K 5 /* Motorola 88000 */ -#define EM_860 7 /* Intel 80860 */ -#define EM_MIPS 8 /* MIPS R3000 Big-Endian only */ -#define EM_S370 9 /* IBM System/370 Processor */ -#define EM_MIPS_RS4_BE 10 /* MIPS R4000 Big-Endian */ -/* RESERVED 11-14 for future use */ -#define EM_PARISC 15 /* HPPA */ -/* RESERVED 16 for future use */ -#define EM_VPP500 17 /* Fujitsu VPP500 */ -#define EM_SPARC32PLUS 18 /* Enhanced instruction set SPARC */ -#define EM_960 19 /* Intel 80960 */ -#define EM_PPC 20 /* PowerPC */ -#define EM_PPC64 21 /* 64-bit PowerPC */ -#define EM_S390 22 /* IBM System/390 Processor */ -/* RESERVED 23-35 for future use */ -#define EM_V800 36 /* NEC V800 */ -#define EM_FR20 37 /* Fujitsu FR20 */ -#define EM_RH32 38 /* TRW RH-32 */ -#define EM_RCE 39 /* Motorola RCE */ -#define EM_ARM 40 /* Advanced Risc Machines ARM */ -#define EM_ALPHA 41 /* Digital Alpha */ -#define EM_SH 42 /* Hitachi SH */ -#define EM_SPARCV9 43 /* SPARC Version 9 */ -#define EM_TRICORE 44 /* Siemens TriCore embedded processor */ -#define EM_ARC 45 /* Argonaut RISC Core */ -#define EM_H8_300 46 /* Hitachi H8/300 */ -#define EM_H8_300H 47 /* Hitachi H8/300H */ -#define EM_H8S 48 /* Hitachi H8S */ -#define EM_H8_500 49 /* Hitachi H8/500 */ -#define EM_IA_64 50 /* Intel Merced */ -#define EM_MIPS_X 51 /* Stanford MIPS-X */ -#define EM_COLDFIRE 52 /* Motorola Coldfire */ -#define EM_68HC12 53 /* Motorola M68HC12 */ -#define EM_MMA 54 /* Fujitsu MMA Multimedia Accelerator*/ -#define EM_PCP 55 /* Siemens PCP */ -#define EM_NCPU 56 /* Sony nCPU embeeded RISC */ -#define EM_NDR1 57 /* Denso NDR1 microprocessor */ -#define EM_STARCORE 58 /* Motorola Start*Core processor */ -#define EM_ME16 59 /* Toyota ME16 processor */ -#define EM_ST100 60 /* STMicroelectronic ST100 processor */ -#define EM_TINYJ 61 /* Advanced Logic Corp. Tinyj emb.fam*/ -#define EM_X86_64 62 /* AMD x86-64 */ -#define EM_PDSP 63 /* Sony DSP Processor */ -/* RESERVED 64,65 for future use */ -#define EM_FX66 66 /* Siemens FX66 microcontroller */ -#define EM_ST9PLUS 67 /* STMicroelectronics ST9+ 8/16 mc */ -#define EM_ST7 68 /* STmicroelectronics ST7 8 bit mc */ -#define EM_68HC16 69 /* Motorola MC68HC16 microcontroller */ -#define EM_68HC11 70 /* Motorola MC68HC11 microcontroller */ -#define EM_68HC08 71 /* Motorola MC68HC08 microcontroller */ -#define EM_68HC05 72 /* Motorola MC68HC05 microcontroller */ -#define EM_SVX 73 /* Silicon Graphics SVx */ -#define EM_ST19 74 /* STMicroelectronics ST19 8 bit mc */ -#define EM_VAX 75 /* Digital VAX */ -#define EM_CHRIS 76 /* Axis Communications embedded proc. */ -#define EM_JAVELIN 77 /* Infineon Technologies emb. proc. */ -#define EM_FIREPATH 78 /* Element 14 64-bit DSP Processor */ -#define EM_ZSP 79 /* LSI Logic 16-bit DSP Processor */ -#define EM_MMIX 80 /* Donald Knuth's edu 64-bit proc. */ -#define EM_HUANY 81 /* Harvard University mach-indep objs */ -#define EM_PRISM 82 /* SiTera Prism */ -#define EM_AVR 83 /* Atmel AVR 8-bit microcontroller */ -#define EM_FR30 84 /* Fujitsu FR30 */ -#define EM_D10V 85 /* Mitsubishi DV10V */ -#define EM_D30V 86 /* Mitsubishi DV30V */ -#define EM_V850 87 /* NEC v850 */ -#define EM_M32R 88 /* Mitsubishi M32R */ -#define EM_MN10300 89 /* Matsushita MN10200 */ -#define EM_MN10200 90 /* Matsushita MN10200 */ -#define EM_PJ 91 /* picoJava */ -#define EM_NUM 92 /* number of machine types */ - -/* Version */ -#define EV_NONE 0 /* Invalid */ -#define EV_CURRENT 1 /* Current */ -#define EV_NUM 2 /* number of versions */ - -/* Section Header */ -typedef struct { - Elf32_Word sh_name; /* name - index into section header - string table section */ - Elf32_Word sh_type; /* type */ - Elf32_Word sh_flags; /* flags */ - Elf32_Addr sh_addr; /* address */ - Elf32_Off sh_offset; /* file offset */ - Elf32_Word sh_size; /* section size */ - Elf32_Word sh_link; /* section header table index link */ - Elf32_Word sh_info; /* extra information */ - Elf32_Word sh_addralign; /* address alignment */ - Elf32_Word sh_entsize; /* section entry size */ -} Elf32_Shdr; - -/* Special Section Indexes */ -#define SHN_UNDEF 0 /* undefined */ -#define SHN_LORESERVE 0xff00 /* lower bounds of reserved indexes */ -#define SHN_LOPROC 0xff00 /* reserved range for processor */ -#define SHN_HIPROC 0xff1f /* specific section indexes */ -#define SHN_LOOS 0xff20 /* reserved range for operating */ -#define SHN_HIOS 0xff3f /* specific semantics */ -#define SHN_ABS 0xfff1 /* absolute value */ -#define SHN_COMMON 0xfff2 /* common symbol */ -#define SHN_XINDEX 0xffff /* Index is an extra table */ -#define SHN_HIRESERVE 0xffff /* upper bounds of reserved indexes */ - -/* sh_type */ -#define SHT_NULL 0 /* inactive */ -#define SHT_PROGBITS 1 /* program defined information */ -#define SHT_SYMTAB 2 /* symbol table section */ -#define SHT_STRTAB 3 /* string table section */ -#define SHT_RELA 4 /* relocation section with addends*/ -#define SHT_HASH 5 /* symbol hash table section */ -#define SHT_DYNAMIC 6 /* dynamic section */ -#define SHT_NOTE 7 /* note section */ -#define SHT_NOBITS 8 /* no space section */ -#define SHT_REL 9 /* relation section without addends */ -#define SHT_SHLIB 10 /* reserved - purpose unknown */ -#define SHT_DYNSYM 11 /* dynamic symbol table section */ -#define SHT_INIT_ARRAY 14 /* Array of constructors */ -#define SHT_FINI_ARRAY 15 /* Array of destructors */ -#define SHT_PREINIT_ARRAY 16 /* Array of pre-constructors */ -#define SHT_GROUP 17 /* Section group */ -#define SHT_SYMTAB_SHNDX 18 /* Extended section indeces */ -#define SHT_NUM 19 /* number of section types */ -#define SHT_LOOS 0x60000000 /* Start OS-specific */ -#define SHT_HIOS 0x6fffffff /* End OS-specific */ -#define SHT_LOPROC 0x70000000 /* reserved range for processor */ -#define SHT_HIPROC 0x7fffffff /* specific section header types */ -#define SHT_LOUSER 0x80000000 /* reserved range for application */ -#define SHT_HIUSER 0xffffffff /* specific indexes */ - -/* Section names */ -#define ELF_BSS ".bss" /* uninitialized data */ -#define ELF_COMMENT ".comment" /* version control information */ -#define ELF_DATA ".data" /* initialized data */ -#define ELF_DATA1 ".data1" /* initialized data */ -#define ELF_DEBUG ".debug" /* debug */ -#define ELF_DYNAMIC ".dynamic" /* dynamic linking information */ -#define ELF_DYNSTR ".dynstr" /* dynamic string table */ -#define ELF_DYNSYM ".dynsym" /* dynamic symbol table */ -#define ELF_FINI ".fini" /* termination code */ -#define ELF_FINI_ARRAY ".fini_array" /* Array of destructors */ -#define ELF_GOT ".got" /* global offset table */ -#define ELF_HASH ".hash" /* symbol hash table */ -#define ELF_INIT ".init" /* initialization code */ -#define ELF_INIT_ARRAY ".init_array" /* Array of constuctors */ -#define ELF_INTERP ".interp" /* Pathname of program interpreter */ -#define ELF_LINE ".line" /* Symbolic line numnber information */ -#define ELF_NOTE ".note" /* Contains note section */ -#define ELF_PLT ".plt" /* Procedure linkage table */ -#define ELF_PREINIT_ARRAY ".preinit_array" /* Array of pre-constructors */ -#define ELF_REL_DATA ".rel.data" /* relocation data */ -#define ELF_REL_FINI ".rel.fini" /* relocation termination code */ -#define ELF_REL_INIT ".rel.init" /* relocation initialization code */ -#define ELF_REL_DYN ".rel.dyn" /* relocaltion dynamic link info */ -#define ELF_REL_RODATA ".rel.rodata" /* relocation read-only data */ -#define ELF_REL_TEXT ".rel.text" /* relocation code */ -#define ELF_RODATA ".rodata" /* read-only data */ -#define ELF_RODATA1 ".rodata1" /* read-only data */ -#define ELF_SHSTRTAB ".shstrtab" /* section header string table */ -#define ELF_STRTAB ".strtab" /* string table */ -#define ELF_SYMTAB ".symtab" /* symbol table */ -#define ELF_SYMTAB_SHNDX ".symtab_shndx"/* symbol table section index */ -#define ELF_TBSS ".tbss" /* thread local uninit data */ -#define ELF_TDATA ".tdata" /* thread local init data */ -#define ELF_TDATA1 ".tdata1" /* thread local init data */ -#define ELF_TEXT ".text" /* code */ - -/* Section Attribute Flags - sh_flags */ -#define SHF_WRITE 0x1 /* Writable */ -#define SHF_ALLOC 0x2 /* occupies memory */ -#define SHF_EXECINSTR 0x4 /* executable */ -#define SHF_MERGE 0x10 /* Might be merged */ -#define SHF_STRINGS 0x20 /* Contains NULL terminated strings */ -#define SHF_INFO_LINK 0x40 /* sh_info contains SHT index */ -#define SHF_LINK_ORDER 0x80 /* Preserve order after combining*/ -#define SHF_OS_NONCONFORMING 0x100 /* Non-standard OS specific handling */ -#define SHF_GROUP 0x200 /* Member of section group */ -#define SHF_TLS 0x400 /* Thread local storage */ -#define SHF_MASKOS 0x0ff00000 /* OS specific */ -#define SHF_MASKPROC 0xf0000000 /* reserved bits for processor */ - /* specific section attributes */ - -/* Section Group Flags */ -#define GRP_COMDAT 0x1 /* COMDAT group */ -#define GRP_MASKOS 0x0ff00000 /* Mask OS specific flags */ -#define GRP_MASKPROC 0xf0000000 /* Mask processor specific flags */ - -/* Symbol Table Entry */ -typedef struct elf32_sym { - Elf32_Word st_name; /* name - index into string table */ - Elf32_Addr st_value; /* symbol value */ - Elf32_Word st_size; /* symbol size */ - unsigned char st_info; /* type and binding */ - unsigned char st_other; /* 0 - no defined meaning */ - Elf32_Half st_shndx; /* section header index */ -} Elf32_Sym; - -/* Symbol table index */ -#define STN_UNDEF 0 /* undefined */ - -/* Extract symbol info - st_info */ -#define ELF32_ST_BIND(x) ((x) >> 4) -#define ELF32_ST_TYPE(x) (((unsigned int) x) & 0xf) -#define ELF32_ST_INFO(b,t) (((b) << 4) + ((t) & 0xf)) -#define ELF32_ST_VISIBILITY(x) ((x) & 0x3) - -/* Symbol Binding - ELF32_ST_BIND - st_info */ -#define STB_LOCAL 0 /* Local symbol */ -#define STB_GLOBAL 1 /* Global symbol */ -#define STB_WEAK 2 /* like global - lower precedence */ -#define STB_NUM 3 /* number of symbol bindings */ -#define STB_LOOS 10 /* reserved range for operating */ -#define STB_HIOS 12 /* system specific symbol bindings */ -#define STB_LOPROC 13 /* reserved range for processor */ -#define STB_HIPROC 15 /* specific symbol bindings */ - -/* Symbol type - ELF32_ST_TYPE - st_info */ -#define STT_NOTYPE 0 /* not specified */ -#define STT_OBJECT 1 /* data object */ -#define STT_FUNC 2 /* function */ -#define STT_SECTION 3 /* section */ -#define STT_FILE 4 /* file */ -#define STT_NUM 5 /* number of symbol types */ -#define STT_TLS 6 /* Thread local storage symbol */ -#define STT_LOOS 10 /* reserved range for operating */ -#define STT_HIOS 12 /* system specific symbol types */ -#define STT_LOPROC 13 /* reserved range for processor */ -#define STT_HIPROC 15 /* specific symbol types */ - -/* Symbol visibility - ELF32_ST_VISIBILITY - st_other */ -#define STV_DEFAULT 0 /* Normal visibility rules */ -#define STV_INTERNAL 1 /* Processor specific hidden class */ -#define STV_HIDDEN 2 /* Symbol unavailable in other mods */ -#define STV_PROTECTED 3 /* Not preemptible, not exported */ - - -/* Relocation entry with implicit addend */ -typedef struct -{ - Elf32_Addr r_offset; /* offset of relocation */ - Elf32_Word r_info; /* symbol table index and type */ -} Elf32_Rel; - -/* Relocation entry with explicit addend */ -typedef struct -{ - Elf32_Addr r_offset; /* offset of relocation */ - Elf32_Word r_info; /* symbol table index and type */ - Elf32_Sword r_addend; -} Elf32_Rela; - -/* Extract relocation info - r_info */ -#define ELF32_R_SYM(i) ((i) >> 8) -#define ELF32_R_TYPE(i) ((unsigned char) (i)) -#define ELF32_R_INFO(s,t) (((s) << 8) + (unsigned char)(t)) - -/* Program Header */ -typedef struct { - Elf32_Word p_type; /* segment type */ - Elf32_Off p_offset; /* segment offset */ - Elf32_Addr p_vaddr; /* virtual address of segment */ - Elf32_Addr p_paddr; /* physical address - ignored? */ - Elf32_Word p_filesz; /* number of bytes in file for seg. */ - Elf32_Word p_memsz; /* number of bytes in mem. for seg. */ - Elf32_Word p_flags; /* flags */ - Elf32_Word p_align; /* memory alignment */ -} Elf32_Phdr; - -/* Segment types - p_type */ -#define PT_NULL 0 /* unused */ -#define PT_LOAD 1 /* loadable segment */ -#define PT_DYNAMIC 2 /* dynamic linking section */ -#define PT_INTERP 3 /* the RTLD */ -#define PT_NOTE 4 /* auxiliary information */ -#define PT_SHLIB 5 /* reserved - purpose undefined */ -#define PT_PHDR 6 /* program header */ -#define PT_TLS 7 /* Thread local storage template */ -#define PT_NUM 8 /* Number of segment types */ -#define PT_LOOS 0x60000000 /* reserved range for operating */ -#define PT_HIOS 0x6fffffff /* system specific segment types */ -#define PT_LOPROC 0x70000000 /* reserved range for processor */ -#define PT_HIPROC 0x7fffffff /* specific segment types */ - -/* Segment flags - p_flags */ -#define PF_X 0x1 /* Executable */ -#define PF_W 0x2 /* Writable */ -#define PF_R 0x4 /* Readable */ -#define PF_MASKOS 0x0ff00000 /* OS specific segment flags */ -#define PF_MASKPROC 0xf0000000 /* reserved bits for processor */ - /* specific segment flags */ -/* Dynamic structure */ -typedef struct -{ - Elf32_Sword d_tag; /* controls meaning of d_val */ - union - { - Elf32_Word d_val; /* Multiple meanings - see d_tag */ - Elf32_Addr d_ptr; /* program virtual address */ - } d_un; +typedef struct dynamic{ + Elf32_Sword d_tag; + union{ + Elf32_Sword d_val; + Elf32_Addr d_ptr; + } d_un; } Elf32_Dyn; -extern Elf32_Dyn _DYNAMIC[]; +typedef struct { + Elf64_Sxword d_tag; /* entry tag value */ + union { + Elf64_Xword d_val; + Elf64_Addr d_ptr; + } d_un; +} Elf64_Dyn; -/* Dynamic Array Tags - d_tag */ -#define DT_NULL 0 /* marks end of _DYNAMIC array */ -#define DT_NEEDED 1 /* string table offset of needed lib */ -#define DT_PLTRELSZ 2 /* size of relocation entries in PLT */ -#define DT_PLTGOT 3 /* address PLT/GOT */ -#define DT_HASH 4 /* address of symbol hash table */ -#define DT_STRTAB 5 /* address of string table */ -#define DT_SYMTAB 6 /* address of symbol table */ -#define DT_RELA 7 /* address of relocation table */ -#define DT_RELASZ 8 /* size of relocation table */ -#define DT_RELAENT 9 /* size of relocation entry */ -#define DT_STRSZ 10 /* size of string table */ -#define DT_SYMENT 11 /* size of symbol table entry */ -#define DT_INIT 12 /* address of initialization func. */ -#define DT_FINI 13 /* address of termination function */ -#define DT_SONAME 14 /* string table offset of shared obj */ -#define DT_RPATH 15 /* string table offset of library - search path */ -#define DT_SYMBOLIC 16 /* start sym search in shared obj. */ -#define DT_REL 17 /* address of rel. tbl. w addends */ -#define DT_RELSZ 18 /* size of DT_REL relocation table */ -#define DT_RELENT 19 /* size of DT_REL relocation entry */ -#define DT_PLTREL 20 /* PLT referenced relocation entry */ -#define DT_DEBUG 21 /* bugger */ -#define DT_TEXTREL 22 /* Allow rel. mod. to unwritable seg */ -#define DT_JMPREL 23 /* add. of PLT's relocation entries */ -#define DT_BIND_NOW 24 /* Process relocations of object */ -#define DT_INIT_ARRAY 25 /* Array with addresses of init fct */ -#define DT_FINI_ARRAY 26 /* Array with addresses of fini fct */ -#define DT_INIT_ARRAYSZ 27 /* Size in bytes of DT_INIT_ARRAY */ -#define DT_FINI_ARRAYSZ 28 /* Size in bytes of DT_FINI_ARRAY */ -#define DT_RUNPATH 29 /* Library search path */ -#define DT_FLAGS 30 /* Flags for the object being loaded */ -#define DT_ENCODING 32 /* Start of encoded range */ -#define DT_PREINIT_ARRAY 32 /* Array with addresses of preinit fct*/ -#define DT_PREINIT_ARRAYSZ 33 /* size in bytes of DT_PREINIT_ARRAY */ -#define DT_NUM 34 /* Number used. */ -#define DT_LOOS 0x60000000 /* reserved range for OS */ -#define DT_HIOS 0x6fffffff /* specific dynamic array tags */ -#define DT_LOPROC 0x70000000 /* reserved range for processor */ -#define DT_HIPROC 0x7fffffff /* specific dynamic array tags */ +/* The following are used with relocations */ +#define ELF32_R_SYM(x) ((x) >> 8) +#define ELF32_R_TYPE(x) ((x) & 0xff) -/* Dynamic Tag Flags - d_un.d_val */ -#define DF_ORIGIN 0x01 /* Object may use DF_ORIGIN */ -#define DF_SYMBOLIC 0x02 /* Symbol resolutions starts here */ -#define DF_TEXTREL 0x04 /* Object contains text relocations */ -#define DF_BIND_NOW 0x08 /* No lazy binding for this object */ -#define DF_STATIC_TLS 0x10 /* Static thread local storage */ +#define ELF64_R_SYM(i) ((i) >> 32) +#define ELF64_R_TYPE(i) ((i) & 0xffffffff) -/* Standard ELF hashing function */ -unsigned long elf_hash(const unsigned char *name); +typedef struct elf32_rel { + Elf32_Addr r_offset; + Elf32_Word r_info; +} Elf32_Rel; -#define ELF_TARG_VER 1 /* The ver for which this code is intended */ +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; -/* - * XXX - PowerPC defines really don't belong in here, - * but we'll put them in for simplicity. - */ +typedef struct elf32_rela{ + Elf32_Addr r_offset; + Elf32_Word r_info; + Elf32_Sword r_addend; +} Elf32_Rela; -/* Values for Elf32/64_Ehdr.e_flags. */ -#define EF_PPC_EMB 0x80000000 /* PowerPC embedded flag */ +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; -/* Cygnus local bits below */ -#define EF_PPC_RELOCATABLE 0x00010000 /* PowerPC -mrelocatable flag*/ -#define EF_PPC_RELOCATABLE_LIB 0x00008000 /* PowerPC -mrelocatable-lib - flag */ +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; -/* PowerPC relocations defined by the ABIs */ -#define R_PPC_NONE 0 -#define R_PPC_ADDR32 1 /* 32bit absolute address */ -#define R_PPC_ADDR24 2 /* 26bit address, 2 bits ignored. */ -#define R_PPC_ADDR16 3 /* 16bit absolute address */ -#define R_PPC_ADDR16_LO 4 /* lower 16bit of absolute address */ -#define R_PPC_ADDR16_HI 5 /* high 16bit of absolute address */ -#define R_PPC_ADDR16_HA 6 /* adjusted high 16bit */ -#define R_PPC_ADDR14 7 /* 16bit address, 2 bits ignored */ -#define R_PPC_ADDR14_BRTAKEN 8 -#define R_PPC_ADDR14_BRNTAKEN 9 -#define R_PPC_REL24 10 /* PC relative 26 bit */ -#define R_PPC_REL14 11 /* PC relative 16 bit */ -#define R_PPC_REL14_BRTAKEN 12 -#define R_PPC_REL14_BRNTAKEN 13 -#define R_PPC_GOT16 14 -#define R_PPC_GOT16_LO 15 -#define R_PPC_GOT16_HI 16 -#define R_PPC_GOT16_HA 17 -#define R_PPC_PLTREL24 18 -#define R_PPC_COPY 19 -#define R_PPC_GLOB_DAT 20 -#define R_PPC_JMP_SLOT 21 -#define R_PPC_RELATIVE 22 -#define R_PPC_LOCAL24PC 23 -#define R_PPC_UADDR32 24 -#define R_PPC_UADDR16 25 -#define R_PPC_REL32 26 -#define R_PPC_PLT32 27 -#define R_PPC_PLTREL32 28 -#define R_PPC_PLT16_LO 29 -#define R_PPC_PLT16_HI 30 -#define R_PPC_PLT16_HA 31 -#define R_PPC_SDAREL16 32 -#define R_PPC_SECTOFF 33 -#define R_PPC_SECTOFF_LO 34 -#define R_PPC_SECTOFF_HI 35 -#define R_PPC_SECTOFF_HA 36 -/* Keep this the last entry. */ -#define R_PPC_NUM 37 +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; -/* The remaining relocs are from the Embedded ELF ABI, and are not - in the SVR4 ELF ABI. */ -#define R_PPC_EMB_NADDR32 101 -#define R_PPC_EMB_NADDR16 102 -#define R_PPC_EMB_NADDR16_LO 103 -#define R_PPC_EMB_NADDR16_HI 104 -#define R_PPC_EMB_NADDR16_HA 105 -#define R_PPC_EMB_SDAI16 106 -#define R_PPC_EMB_SDA2I16 107 -#define R_PPC_EMB_SDA2REL 108 -#define R_PPC_EMB_SDA21 109 /* 16 bit offset in SDA */ -#define R_PPC_EMB_MRKREF 110 -#define R_PPC_EMB_RELSEC16 111 -#define R_PPC_EMB_RELST_LO 112 -#define R_PPC_EMB_RELST_HI 113 -#define R_PPC_EMB_RELST_HA 114 -#define R_PPC_EMB_BIT_FLD 115 -#define R_PPC_EMB_RELSDA 116 /* 16 bit relative offset in SDA */ -/* Diab tool relocations. */ -#define R_PPC_DIAB_SDA21_LO 180 /* like EMB_SDA21, but lower 16 bit */ -#define R_PPC_DIAB_SDA21_HI 181 /* like EMB_SDA21, but high 16 bit */ -#define R_PPC_DIAB_SDA21_HA 182 /* like EMB_SDA21, adjusted high 16 */ -#define R_PPC_DIAB_RELSDA_LO 183 /* like EMB_RELSDA, but lower 16 bit */ -#define R_PPC_DIAB_RELSDA_HI 184 /* like EMB_RELSDA, but high 16 bit */ -#define R_PPC_DIAB_RELSDA_HA 185 /* like EMB_RELSDA, adjusted high 16 */ +#define EI_NIDENT 16 -/* This is a phony reloc to handle any old fashioned TOC16 references - that may still be in object files. */ -#define R_PPC_TOC16 255 +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; -#endif /* _ELF_H */ +typedef struct elf64_hdr { + unsigned char e_ident[16]; /* 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_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 */ +#define NT_PRSTATUS 1 +#define NT_PRFPREG 2 +#define NT_PRPSINFO 3 +#define NT_TASKSTRUCT 4 +#define NT_AUXV 6 +#define NT_PRXFPREG 0x46e62b7f /* copied from gdb5.1/include/elf/common.h */ + + +/* 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; + +#if ELF_CLASS == ELFCLASS32 + +extern Elf32_Dyn _DYNAMIC []; +#define elfhdr elf32_hdr +#define elf_phdr elf32_phdr +#define elf_note elf32_note +#define elf_addr_t Elf32_Off + +#else + +extern Elf64_Dyn _DYNAMIC []; +#define elfhdr elf64_hdr +#define elf_phdr elf64_phdr +#define elf_note elf64_note +#define elf_addr_t Elf64_Off + +#endif + +#ifndef ARCH_HAVE_EXTRA_ELF_NOTES +static inline int arch_notes_size(void) { return 0; } +static inline void arch_write_notes(struct file *file) { } + +#define ELF_CORE_EXTRA_NOTES_SIZE arch_notes_size() +#define ELF_CORE_WRITE_EXTRA_NOTES arch_write_notes(file) +#endif /* ARCH_HAVE_EXTRA_ELF_NOTES */ + +#endif /* _LINUX_ELF_H */