k-tana-zero/k/elf.h

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/* $NetBSD: exec_elf.h,v 1.60 2002/01/28 22:15:54 thorpej Exp $ */
/*-
* Copyright (c) 1994 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Christos Zoulas.
*
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
#ifndef _SYS_EXEC_ELF_H_
#define _SYS_EXEC_ELF_H_
/*
* The current ELF ABI specification is available at:
* http://www.sco.com/developer/gabi/
*
* Current header definitions are in:
* http://www.sco.com/developer/gabi/latest/ch4.eheader.html
*/
#define ELF32_MACHDEP_ENDIANNESS ELFDATA2LSB
#define ELF32_MACHDEP_ID_CASES \
case EM_386: \
case EM_486: \
break;
#define ELF32_MACHDEP_ID EM_386
#define ARCH_ELFSIZE 32 /* MD native binary size */
/* i386 relocations */
#define R_386_NONE 0
#define R_386_32 1
#define R_386_PC32 2
#define R_386_GOT32 3
#define R_386_PLT32 4
#define R_386_COPY 5
#define R_386_GLOB_DAT 6
#define R_386_JMP_SLOT 7
#define R_386_RELATIVE 8
#define R_386_GOTOFF 9
#define R_386_GOTPC 10
/* The following relocations are GNU extensions. */
#define R_386_16 20
#define R_386_PC16 21
#define R_386_8 22
#define R_386_PC8 23
#define R_TYPE(name) __CONCAT(R_386_,name)
typedef u8 Elf_Byte;
typedef u32 Elf32_Addr;
#define ELF32_FSZ_ADDR 4
typedef u32 Elf32_Off;
#define ELF32_FSZ_OFF 4
typedef s32 Elf32_Sword;
#define ELF32_FSZ_SWORD 4
typedef u32 Elf32_Word;
#define ELF32_FSZ_WORD 4
typedef u16 Elf32_Half;
#define ELF32_FSZ_HALF 2
/*
* ELF Header
*/
#define ELF_NIDENT 16
typedef struct {
unsigned char e_ident[ELF_NIDENT]; /* Id bytes */
Elf32_Half e_type; /* file type */
Elf32_Half e_machine; /* machine type */
Elf32_Word e_version; /* version number */
Elf32_Addr e_entry; /* entry point */
Elf32_Off e_phoff; /* Program hdr offset */
Elf32_Off e_shoff; /* Section hdr offset */
Elf32_Word e_flags; /* Processor flags */
Elf32_Half e_ehsize; /* sizeof ehdr */
Elf32_Half e_phentsize; /* Program header entry size */
Elf32_Half e_phnum; /* Number of program headers */
Elf32_Half e_shentsize; /* Section header entry size */
Elf32_Half e_shnum; /* Number of section headers */
Elf32_Half e_shstrndx; /* String table index */
} Elf32_Ehdr;
/* e_ident offsets */
#define EI_MAG0 0 /* '\177' */
#define EI_MAG1 1 /* 'E' */
#define EI_MAG2 2 /* 'L' */
#define EI_MAG3 3 /* 'F' */
#define EI_CLASS 4 /* File class */
#define EI_DATA 5 /* Data encoding */
#define EI_VERSION 6 /* File version */
#define EI_OSABI 7 /* Operating system/ABI identification */
#define EI_ABIVERSION 8 /* ABI version */
#define EI_PAD 9 /* Start of padding bytes up to EI_NIDENT */
/* e_ident[ELFMAG0,ELFMAG3] */
#define ELFMAG0 0x7f
#define ELFMAG1 'E'
#define ELFMAG2 'L'
#define ELFMAG3 'F'
#define ELFMAG "\177ELF"
#define SELFMAG 4
/* e_ident[EI_CLASS] */
#define ELFCLASSNONE 0 /* Invalid class */
#define ELFCLASS32 1 /* 32-bit objects */
#define ELFCLASS64 2 /* 64-bit objects */
#define ELFCLASSNUM 3
/* e_ident[EI_DATA] */
#define ELFDATANONE 0 /* Invalid data encoding */
#define ELFDATA2LSB 1 /* 2's complement values, LSB first */
#define ELFDATA2MSB 2 /* 2's complement values, MSB first */
/* e_ident[EI_VERSION] */
#define EV_NONE 0 /* Invalid version */
#define EV_CURRENT 1 /* Current version */
#define EV_NUM 2
/* e_ident[EI_OSABI] */
#define ELFOSABI_SYSV 0 /* UNIX System V ABI */
#define ELFOSABI_HPUX 1 /* HP-UX operating system */
#define ELFOSABI_NETBSD 2 /* NetBSD */
#define ELFOSABI_LINUX 3 /* GNU/Linux */
#define ELFOSABI_HURD 4 /* GNU/Hurd */
#define ELFOSABI_86OPEN 5 /* 86Open */
#define ELFOSABI_SOLARIS 6 /* Solaris */
#define ELFOSABI_MONTEREY 7 /* Monterey */
#define ELFOSABI_IRIX 8 /* IRIX */
#define ELFOSABI_FREEBSD 9 /* FreeBSD */
#define ELFOSABI_TRU64 10 /* TRU64 UNIX */
#define ELFOSABI_MODESTO 11 /* Novell Modesto */
#define ELFOSABI_OPENBSD 12 /* OpenBSD */
/* Unofficial OSABIs follow */
#define ELFOSABI_ARM 97 /* ARM */
#define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */
/* 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
#define ET_LOOS 0xfe00 /* Operating system specific range */
#define ET_HIOS 0xfeff
#define ET_LOPROC 0xff00 /* Processor-specific range */
#define ET_HIPROC 0xffff
/* 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_486 6 /* Intel 80486 */
#define EM_860 7 /* Intel 80860 */
#define EM_MIPS 8 /* MIPS I Architecture */
#define EM_S370 9 /* Amdahl UTS on System/370 */
#define EM_MIPS_RS3_LE 10 /* MIPS RS3000 Little-endian */
/* 11-14 - Reserved */
#define EM_RS6000 11 /* IBM RS/6000 XXX reserved */
#define EM_PARISC 15 /* Hewlett-Packard PA-RISC */
#define EM_NCUBE 16 /* NCube XXX reserved */
#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 */
/* 22-35 - Reserved */
#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 Super-H */
#define EM_SPARCV9 43 /* SPARC Version 9 */
#define EM_TRICORE 44 /* Siemens Tricore */
#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 Processor */
#define EM_MIPS_X 51 /* Stanford MIPS-X */
#define EM_COLDFIRE 52 /* Motorola Coldfire */
#define EM_68HC12 53 /* Motorola MC68HC12 */
#define EM_MMA 54 /* Fujitsu MMA Multimedia Accelerator */
#define EM_PCP 55 /* Siemens PCP */
#define EM_NCPU 56 /* Sony nCPU embedded RISC processor */
#define EM_NDR1 57 /* Denso NDR1 microprocessor */
#define EM_STARCORE 58 /* Motorola Star*Core processor */
#define EM_ME16 59 /* Toyota ME16 processor */
#define EM_ST100 60 /* STMicroelectronics ST100 processor */
#define EM_TINYJ 61 /* Advanced Logic Corp. TinyJ embedded family processor */
#define EM_X86_64 62 /* AMD x86-64 architecture */
#define EM_PDSP 63 /* Sony DSP Processor */
/* 64-65 - Reserved */
#define EM_FX66 66 /* Siemens FX66 microcontroller */
#define EM_ST9PLUS 67 /* STMicroelectronics ST9+ 8/16 bit microcontroller */
#define EM_ST7 68 /* STMicroelectronics ST7 8-bit microcontroller */
#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 cpu */
#define EM_VAX 75 /* Digital VAX */
#define EM_CRIS 76 /* Axis Communications 32-bit embedded processor */
#define EM_JAVELIN 77 /* Infineon Technologies 32-bit embedded cpu */
#define EM_FIREPATH 78 /* Element 14 64-bit DSP processor */
#define EM_ZSP 79 /* LSI Logic's 16-bit DSP processor */
#define EM_MMIX 80 /* Donald Knuth's educational 64-bit processor */
#define EM_HUANY 81 /* Harvard's machine-independent format */
#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 D10V */
#define EM_D30V 86 /* Mitsubishi D30V */
#define EM_V850 87 /* NEC v850 */
#define EM_M32R 88 /* Mitsubishi M32R */
#define EM_MN10300 89 /* Matsushita MN10300 */
#define EM_MN10200 90 /* Matsushita MN10200 */
#define EM_PJ 91 /* picoJava */
#define EM_OPENRISC 92 /* OpenRISC 32-bit embedded processor */
#define EM_ARC_A5 93 /* ARC Cores Tangent-A5 */
#define EM_XTENSA 94 /* Tensilica Xtensa Architecture */
#define EM_NS32K 97 /* National Semiconductor 32000 series */
/* Unofficial machine types follow */
#define EM_ALPHA_EXP 36902 /* used by NetBSD/alpha; obsolete */
#define EM_NUM 36903
/*
* Program Header
*/
typedef struct {
Elf32_Word p_type; /* entry type */
Elf32_Off p_offset; /* offset */
Elf32_Addr p_vaddr; /* virtual address */
Elf32_Addr p_paddr; /* physical address */
Elf32_Word p_filesz; /* file size */
Elf32_Word p_memsz; /* memory size */
Elf32_Word p_flags; /* flags */
Elf32_Word p_align; /* memory & file alignment */
} Elf32_Phdr;
/* p_type */
#define PT_NULL 0 /* Program header table entry unused */
#define PT_LOAD 1 /* Loadable program segment */
#define PT_DYNAMIC 2 /* Dynamic linking information */
#define PT_INTERP 3 /* Program interpreter */
#define PT_NOTE 4 /* Auxiliary information */
#define PT_SHLIB 5 /* Reserved, unspecified semantics */
#define PT_PHDR 6 /* Entry for header table itself */
#define PT_NUM 7
/* p_flags */
#define PF_R 0x4 /* Segment is readable */
#define PF_W 0x2 /* Segment is writable */
#define PF_X 0x1 /* Segment is executable */
#define PF_MASKOS 0x0ff00000 /* Opersting system specific values */
#define PF_MASKPROC 0xf0000000 /* Processor-specific values */
#define PT_LOPROC 0x70000000 /* Processor-specific range */
#define PT_HIPROC 0x7fffffff
#define PT_MIPS_REGINFO 0x70000000
/*
* Section Headers
*/
typedef struct {
Elf32_Word sh_name; /* section name (.shstrtab index) */
Elf32_Word sh_type; /* section type */
Elf32_Word sh_flags; /* section flags */
Elf32_Addr sh_addr; /* virtual address */
Elf32_Off sh_offset; /* file offset */
Elf32_Word sh_size; /* section size */
Elf32_Word sh_link; /* link to another */
Elf32_Word sh_info; /* misc info */
Elf32_Word sh_addralign; /* memory alignment */
Elf32_Word sh_entsize; /* table entry size */
} Elf32_Shdr;
/* sh_type */
#define SHT_NULL 0 /* Section header table entry unused */
#define SHT_PROGBITS 1 /* Program information */
#define SHT_SYMTAB 2 /* Symbol table */
#define SHT_STRTAB 3 /* String table */
#define SHT_RELA 4 /* Relocation information w/ addend */
#define SHT_HASH 5 /* Symbol hash table */
#define SHT_DYNAMIC 6 /* Dynamic linking information */
#define SHT_NOTE 7 /* Auxiliary information */
#define SHT_NOBITS 8 /* No space allocated in file image */
#define SHT_REL 9 /* Relocation information w/o addend */
#define SHT_SHLIB 10 /* Reserved, unspecified semantics */
#define SHT_DYNSYM 11 /* Symbol table for dynamic linker */
#define SHT_NUM 12
#define SHT_LOOS 0x60000000 /* Operating system specific range */
#define SHT_HIOS 0x6fffffff
#define SHT_LOPROC 0x70000000 /* Processor-specific range */
#define SHT_HIPROC 0x7fffffff
#define SHT_LOUSER 0x80000000 /* Application-specific range */
#define SHT_HIUSER 0xffffffff
/* sh_flags */
#define SHF_WRITE 0x1 /* Section contains writable data */
#define SHF_ALLOC 0x2 /* Section occupies memory */
#define SHF_EXECINSTR 0x4 /* Section contains executable insns */
#define SHF_MASKOS 0x0f000000 /* Operating system specific values */
#define SHF_MASKPROC 0xf0000000 /* Processor-specific values */
/*
* Symbol Table
*/
typedef struct {
Elf32_Word st_name; /* Symbol name (.symtab index) */
Elf32_Word st_value; /* value of symbol */
Elf32_Word st_size; /* size of symbol */
Elf_Byte st_info; /* type / binding attrs */
Elf_Byte st_other; /* unused */
Elf32_Half st_shndx; /* section index of symbol */
} Elf32_Sym;
/* Symbol Table index of the undefined symbol */
#define ELF_SYM_UNDEFINED 0
/* st_info: Symbol Bindings */
#define STB_LOCAL 0 /* local symbol */
#define STB_GLOBAL 1 /* global symbol */
#define STB_WEAK 2 /* weakly defined global symbol */
#define STB_NUM 3
#define STB_LOOS 10 /* Operating system specific range */
#define STB_HIOS 12
#define STB_LOPROC 13 /* Processor-specific range */
#define STB_HIPROC 15
/* st_info: Symbol Types */
#define STT_NOTYPE 0 /* Type not specified */
#define STT_OBJECT 1 /* Associated with a data object */
#define STT_FUNC 2 /* Associated with a function */
#define STT_SECTION 3 /* Associated with a section */
#define STT_FILE 4 /* Associated with a file name */
#define STT_NUM 5
#define STT_LOOS 10 /* Operating system specific range */
#define STT_HIOS 12
#define STT_LOPROC 13 /* Processor-specific range */
#define STT_HIPROC 15
/* st_info utility macros */
#define ELF32_ST_BIND(info) ((Elf32_Word)(info) >> 4)
#define ELF32_ST_TYPE(info) ((Elf32_Word)(info) & 0xf)
#define ELF32_ST_INFO(bind,type) ((Elf_Byte)(((bind) << 4) | ((type) & 0xf)))
/*
* Special section indexes
*/
#define SHN_UNDEF 0 /* Undefined section */
#define SHN_LORESERVE 0xff00 /* Reserved range */
#define SHN_ABS 0xfff1 /* Absolute symbols */
#define SHN_COMMON 0xfff2 /* Common symbols */
#define SHN_HIRESERVE 0xffff
#define SHN_LOPROC 0xff00 /* Processor-specific range */
#define SHN_HIPROC 0xff1f
#define SHN_LOOS 0xff20 /* Operating system specific range */
#define SHN_HIOS 0xff3f
#define SHN_MIPS_ACOMMON 0xff00
#define SHN_MIPS_TEXT 0xff01
#define SHN_MIPS_DATA 0xff02
#define SHN_MIPS_SCOMMON 0xff03
/*
* Relocation Entries
*/
typedef struct {
Elf32_Word r_offset; /* where to do it */
Elf32_Word r_info; /* index & type of relocation */
} Elf32_Rel;
typedef struct {
Elf32_Word r_offset; /* where to do it */
Elf32_Word r_info; /* index & type of relocation */
Elf32_Sword r_addend; /* adjustment value */
} Elf32_Rela;
/* r_info utility macros */
#define ELF32_R_SYM(info) ((info) >> 8)
#define ELF32_R_TYPE(info) ((info) & 0xff)
#define ELF32_R_INFO(sym, type) (((sym) << 8) + (unsigned char)(type))
/*
* Dynamic Section structure array
*/
typedef struct {
Elf32_Word d_tag; /* entry tag value */
union {
Elf32_Addr d_ptr;
Elf32_Word d_val;
} d_un;
} Elf32_Dyn;
/* d_tag */
#define DT_NULL 0 /* Marks end of dynamic array */
#define DT_NEEDED 1 /* Name of needed library (DT_STRTAB offset) */
#define DT_PLTRELSZ 2 /* Size, in bytes, of relocations in PLT */
#define DT_PLTGOT 3 /* Address of PLT and/or 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 Rela relocation table */
#define DT_RELASZ 8 /* Size, in bytes, of DT_RELA table */
#define DT_RELAENT 9 /* Size, in bytes, of one DT_RELA entry */
#define DT_STRSZ 10 /* Size, in bytes, of DT_STRTAB table */
#define DT_SYMENT 11 /* Size, in bytes, of one DT_SYMTAB entry */
#define DT_INIT 12 /* Address of initialization function */
#define DT_FINI 13 /* Address of termination function */
#define DT_SONAME 14 /* Shared object name (DT_STRTAB offset) */
#define DT_RPATH 15 /* Library search path (DT_STRTAB offset) */
#define DT_SYMBOLIC 16 /* Start symbol search within local object */
#define DT_REL 17 /* Address of Rel relocation table */
#define DT_RELSZ 18 /* Size, in bytes, of DT_REL table */
#define DT_RELENT 19 /* Size, in bytes, of one DT_REL entry */
#define DT_PLTREL 20 /* Type of PLT relocation entries */
#define DT_DEBUG 21 /* Used for debugging; unspecified */
#define DT_TEXTREL 22 /* Relocations might modify non-writable seg */
#define DT_JMPREL 23 /* Address of relocations associated with PLT */
#define DT_BIND_NOW 24 /* Process all relocations at load-time */
#define DT_INIT_ARRAY 25 /* Address of initialization function array */
#define DT_FINI_ARRAY 26 /* Size, in bytes, of DT_INIT_ARRAY array */
#define DT_INIT_ARRAYSZ 27 /* Address of termination function array */
#define DT_FINI_ARRAYSZ 28 /* Size, in bytes, of DT_FINI_ARRAY array */
#define DT_NUM 29
#define DT_LOOS 0x60000000 /* Operating system specific range */
#define DT_HIOS 0x6fffffff
#define DT_LOPROC 0x70000000 /* Processor-specific range */
#define DT_HIPROC 0x7fffffff
/*
* Auxiliary Vectors
*/
typedef struct {
Elf32_Word a_type; /* 32-bit id */
Elf32_Word a_v; /* 32-bit id */
} Aux32Info;
/* a_type */
#define AT_NULL 0 /* Marks end of array */
#define AT_IGNORE 1 /* No meaning, a_un is undefined */
#define AT_EXECFD 2 /* Open file descriptor of object file */
#define AT_PHDR 3 /* &phdr[0] */
#define AT_PHENT 4 /* sizeof(phdr[0]) */
#define AT_PHNUM 5 /* # phdr entries */
#define AT_PAGESZ 6 /* PAGESIZE */
#define AT_BASE 7 /* Interpreter base addr */
#define AT_FLAGS 8 /* Processor flags */
#define AT_ENTRY 9 /* Entry address of executable */
#define AT_DCACHEBSIZE 10 /* Data cache block size */
#define AT_ICACHEBSIZE 11 /* Instruction cache block size */
#define AT_UCACHEBSIZE 12 /* Unified cache block size */
/* Vendor specific */
#define AT_MIPS_NOTELF 10 /* XXX a_val != 0 -> MIPS XCOFF executable */
#define AT_SUN_UID 2000 /* euid */
#define AT_SUN_RUID 2001 /* ruid */
#define AT_SUN_GID 2002 /* egid */
#define AT_SUN_RGID 2003 /* rgid */
/* Solaris kernel specific */
#define AT_SUN_LDELF 2004 /* dynamic linker's ELF header */
#define AT_SUN_LDSHDR 2005 /* dynamic linker's section header */
#define AT_SUN_LDNAME 2006 /* dynamic linker's name */
#define AT_SUN_LPGSIZE 2007 /* large pagesize */
/* Other information */
#define AT_SUN_PLATFORM 2008 /* sysinfo(SI_PLATFORM) */
#define AT_SUN_HWCAP 2009 /* process hardware capabilities */
#define AT_SUN_IFLUSH 2010 /* do we need to flush the instruction cache? */
#define AT_SUN_CPU 2011 /* cpu name */
/* ibcs2 emulation band aid */
#define AT_SUN_EMUL_ENTRY 2012 /* coff entry point */
#define AT_SUN_EMUL_EXECFD 2013 /* coff file descriptor */
/* Executable's fully resolved name */
#define AT_SUN_EXECNAME 2014
/*
* Note Headers
*/
typedef struct {
Elf32_Word n_namesz;
Elf32_Word n_descsz;
Elf32_Word n_type;
} Elf32_Nhdr;
#define ELF_NOTE_TYPE_ABI_TAG 1
/* GNU-specific note name and description sizes */
#define ELF_NOTE_ABI_NAMESZ 4
#define ELF_NOTE_ABI_DESCSZ 16
/* GNU-specific note name */
#define ELF_NOTE_ABI_NAME "GNU\0"
/* GNU-specific OS/version value stuff */
#define ELF_NOTE_ABI_OS_LINUX 0
#define ELF_NOTE_ABI_OS_HURD 1
#define ELF_NOTE_ABI_OS_SOLARIS 2
/* NetBSD-specific note type: Emulation name. desc is emul name string. */
#define ELF_NOTE_TYPE_NETBSD_TAG 1
/* NetBSD-specific note name and description sizes */
#define ELF_NOTE_NETBSD_NAMESZ 7
#define ELF_NOTE_NETBSD_DESCSZ 4
/* NetBSD-specific note name */
#define ELF_NOTE_NETBSD_NAME "NetBSD\0\0"
/*
* NetBSD-specific core file information.
*
* NetBSD ELF core files use notes to provide information about
* the process's state. The note name is "NetBSD-CORE" for
* information that is global to the process, and "NetBSD-CORE@nn",
* where "nn" is the lwpid of the LWP that the information belongs
* to (such as register state).
*
* We use the following note identifiers:
*
* ELF_NOTE_NETBSD_CORE_PROCINFO
* Note is a "netbsd_elfcore_procinfo" structure.
*
* We also use ptrace(2) request numbers (the ones that exist in
* machine-dependent space) to identify register info notes. The
* info in such notes is in the same format that ptrace(2) would
* export that information.
*
* Please try to keep the members of this structure nicely aligned,
* and if you add elements, add them to the end and bump the version.
*/
#define ELF_NOTE_NETBSD_CORE_NAME "NetBSD-CORE"
#define ELF_NOTE_NETBSD_CORE_PROCINFO 1
#define NETBSD_ELFCORE_PROCINFO_VERSION 1
struct netbsd_elfcore_procinfo {
/* Version 1 fields start here. */
/* Add version 2 fields below here. */
};
#if defined(ELFSIZE)
#define CONCAT(x,y) __CONCAT(x,y)
#define ELFNAME(x) CONCAT(elf,CONCAT(ELFSIZE,CONCAT(_,x)))
#define ELFNAME2(x,y) CONCAT(x,CONCAT(_elf,CONCAT(ELFSIZE,CONCAT(_,y))))
#define ELFNAMEEND(x) CONCAT(x,CONCAT(_elf,ELFSIZE))
#define ELFDEFNNAME(x) CONCAT(ELF,CONCAT(ELFSIZE,CONCAT(_,x)))
#endif
#define Elf_Ehdr Elf32_Ehdr
#define Elf_Phdr Elf32_Phdr
#define Elf_Shdr Elf32_Shdr
#define Elf_Sym Elf32_Sym
#define Elf_Rel Elf32_Rel
#define Elf_Rela Elf32_Rela
#define Elf_Dyn Elf32_Dyn
#define Elf_Word Elf32_Word
#define Elf_Sword Elf32_Sword
#define Elf_Addr Elf32_Addr
#define Elf_Off Elf32_Off
#define Elf_Nhdr Elf32_Nhdr
#define ELF_R_SYM ELF32_R_SYM
#define ELF_R_TYPE ELF32_R_TYPE
#define ELFCLASS ELFCLASS32
#define ELF_ST_BIND ELF32_ST_BIND
#define ELF_ST_TYPE ELF32_ST_TYPE
#define ELF_ST_INFO ELF32_ST_INFO
#define AuxInfo Aux32Info
#ifdef _KERNEL
#define ELF_AUX_ENTRIES 8 /* Size of aux array passed to loader */
#define ELF32_NO_ADDR (~(Elf32_Addr)0) /* Indicates addr. not yet filled in */
#if defined(ELFSIZE) && (ELFSIZE == 64)
#define ELF_NO_ADDR ELF64_NO_ADDR
#elif defined(ELFSIZE) && (ELFSIZE == 32)
#define ELF_NO_ADDR ELF32_NO_ADDR
#endif
#ifndef ELF32_EHDR_FLAGS_OK
#define ELF32_EHDR_FLAGS_OK(eh) 1
#endif
#define ELF_EHDR_FLAGS_OK(eh) ELF32_EHDR_FLAGS_OK(eh)
#if defined(ELFSIZE)
struct elf_args {
Elf_Addr arg_entry; /* program entry point */
Elf_Addr arg_interp; /* Interpreter load address */
Elf_Addr arg_phaddr; /* program header address */
Elf_Addr arg_phentsize; /* Size of program header */
Elf_Addr arg_phnum; /* Number of program headers */
};
#endif
#ifndef _LKM
#include "opt_execfmt.h"
#endif
#ifdef EXEC_ELF32
int exec_elf32_makecmds __P((struct proc *, struct exec_package *));
int elf32_copyargs __P((struct exec_package *, struct ps_strings *,
char **, void *));
int coredump_elf32 __P((struct proc *, struct vnode *, struct ucred *));
int coredump_writenote_elf32 __P((struct proc *, struct vnode *,
struct ucred *, off_t, Elf32_Nhdr *,
const char *, void *));
#endif
/* common */
int exec_elf_setup_stack __P((struct proc *, struct exec_package *));
#endif /* _KERNEL */
#endif /* !_SYS_EXEC_ELF_H_ */