+++ /dev/null
-/*-
- * Copyright (c) 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: src/sys/sys/elf_common.h,v 1.15 2004/05/05 02:38:54 marcel Exp $
- */
-
-#ifndef _SYS_ELF_COMMON_H_
-#define _SYS_ELF_COMMON_H_ 1
-
-/*
- * ELF definitions that are independent of architecture or word size.
- */
-
-/*
- * Note header. The ".note" section contains an array of notes. Each
- * begins with this header, aligned to a word boundary. Immediately
- * following the note header is n_namesz bytes of name, padded to the
- * next word boundary. Then comes n_descsz bytes of descriptor, again
- * padded to a word boundary. The values of n_namesz and n_descsz do
- * not include the padding.
- */
-
-typedef struct {
- u_int32_t n_namesz; /* Length of name. */
- u_int32_t n_descsz; /* Length of descriptor. */
- u_int32_t n_type; /* Type of this note. */
-} Elf_Note;
-
-/* Indexes into the e_ident array. Keep synced with
- http://www.sco.com/developer/gabi/ch4.eheader.html */
-#define EI_MAG0 0 /* Magic number, byte 0. */
-#define EI_MAG1 1 /* Magic number, byte 1. */
-#define EI_MAG2 2 /* Magic number, byte 2. */
-#define EI_MAG3 3 /* Magic number, byte 3. */
-#define EI_CLASS 4 /* Class of machine. */
-#define EI_DATA 5 /* Data format. */
-#define EI_VERSION 6 /* ELF format version. */
-#define EI_OSABI 7 /* Operating system / ABI identification */
-#define EI_ABIVERSION 8 /* ABI version */
-#define OLD_EI_BRAND 8 /* Start of architecture identification. */
-#define EI_PAD 9 /* Start of padding (per SVR4 ABI). */
-#define EI_NIDENT 16 /* Size of e_ident array. */
-
-/* Values for the magic number bytes. */
-#define ELFMAG0 0x7f
-#define ELFMAG1 'E'
-#define ELFMAG2 'L'
-#define ELFMAG3 'F'
-#define ELFMAG "\177ELF" /* magic string */
-#define SELFMAG 4 /* magic string size */
-
-/* Values for e_ident[EI_VERSION] and e_version. */
-#define EV_NONE 0
-#define EV_CURRENT 1
-
-/* Values for e_ident[EI_CLASS]. */
-#define ELFCLASSNONE 0 /* Unknown class. */
-#define ELFCLASS32 1 /* 32-bit architecture. */
-#define ELFCLASS64 2 /* 64-bit architecture. */
-
-/* Values for e_ident[EI_DATA]. */
-#define ELFDATANONE 0 /* Unknown data format. */
-#define ELFDATA2LSB 1 /* 2's complement little-endian. */
-#define ELFDATA2MSB 2 /* 2's complement big-endian. */
-
-/* Values for e_ident[EI_OSABI]. */
-#define ELFOSABI_SYSV 0 /* UNIX System V ABI */
-#define ELFOSABI_NONE ELFOSABI_SYSV /* symbol used in old spec */
-#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 common IA32 ABI */
-#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 */
-#define ELFOSABI_ARM 97 /* ARM */
-#define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */
-
-/* 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)
-
-/* Values for e_type. */
-#define ET_NONE 0 /* Unknown type. */
-#define ET_REL 1 /* Relocatable. */
-#define ET_EXEC 2 /* Executable. */
-#define ET_DYN 3 /* Shared object. */
-#define ET_CORE 4 /* Core file. */
-
-/* Values for e_machine. */
-#define EM_NONE 0 /* Unknown machine. */
-#define EM_M32 1 /* AT&T WE32100. */
-#define EM_SPARC 2 /* Sun SPARC. */
-#define EM_386 3 /* Intel i386. */
-#define EM_68K 4 /* Motorola 68000. */
-#define EM_88K 5 /* Motorola 88000. */
-#define EM_486 6 /* Intel i486. */
-#define EM_860 7 /* Intel i860. */
-#define EM_MIPS 8 /* MIPS R3000 Big-Endian only */
-
-/* Extensions. This list is not complete. */
-#define EM_S370 9 /* IBM System/370 */
-#define EM_MIPS_RS4_BE 10 /* MIPS R4000 Big-Endian */ /* Depreciated */
-#define EM_PARISC 15 /* HPPA */
-#define EM_SPARC32PLUS 18 /* SPARC v8plus */
-#define EM_PPC 20 /* PowerPC 32-bit */
-#define EM_PPC64 21 /* PowerPC 64-bit */
-#define EM_ARM 40 /* ARM */
-#define EM_SPARCV9 43 /* SPARC v9 64-bit */
-#define EM_IA_64 50 /* Intel IA-64 Processor */
-#define EM_X86_64 62 /* Advanced Micro Devices x86-64 */
-#define EM_ALPHA 0x9026 /* Alpha (written in the absence of an ABI */
-
-/* Special section indexes. */
-#define SHN_UNDEF 0 /* Undefined, missing, irrelevant. */
-#define SHN_LORESERVE 0xff00 /* First of reserved range. */
-#define SHN_LOPROC 0xff00 /* First processor-specific. */
-#define SHN_HIPROC 0xff1f /* Last processor-specific. */
-#define SHN_ABS 0xfff1 /* Absolute values. */
-#define SHN_COMMON 0xfff2 /* Common data. */
-#define SHN_HIRESERVE 0xffff /* Last of reserved range. */
-
-/* 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 /* relocation section - no addends */
-#define SHT_SHLIB 10 /* reserved - purpose unknown */
-#define SHT_DYNSYM 11 /* dynamic symbol table section */
-#define SHT_NUM 12 /* number of section types */
-#define SHT_LOOS 0x60000000 /* First of OS specific semantics */
-#define SHT_HIOS 0x6fffffff /* Last of OS specific semantics */
-#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 */
-
-/* Flags for sh_flags. */
-#define SHF_WRITE 0x1 /* Section contains writable data. */
-#define SHF_ALLOC 0x2 /* Section occupies memory. */
-#define SHF_EXECINSTR 0x4 /* Section contains instructions. */
-#define SHF_TLS 0x400 /* Section contains TLS data. */
-#define SHF_MASKPROC 0xf0000000 /* Reserved for processor-specific. */
-
-/* Values for p_type. */
-#define PT_NULL 0 /* Unused entry. */
-#define PT_LOAD 1 /* Loadable segment. */
-#define PT_DYNAMIC 2 /* Dynamic linking information segment. */
-#define PT_INTERP 3 /* Pathname of interpreter. */
-#define PT_NOTE 4 /* Auxiliary information. */
-#define PT_SHLIB 5 /* Reserved (not used). */
-#define PT_PHDR 6 /* Location of program header itself. */
-#define PT_TLS 7 /* Thread local storage segment */
-
-#define PT_COUNT 8 /* Number of defined p_type values. */
-
-#define PT_LOOS 0x60000000 /* OS-specific */
-#define PT_HIOS 0x6fffffff /* OS-specific */
-#define PT_LOPROC 0x70000000 /* First processor-specific type. */
-#define PT_HIPROC 0x7fffffff /* Last processor-specific type. */
-
-/* Values for p_flags. */
-#define PF_X 0x1 /* Executable. */
-#define PF_W 0x2 /* Writable. */
-#define PF_R 0x4 /* Readable. */
-
-/* Values for d_tag. */
-#define DT_NULL 0 /* Terminating entry. */
-#define DT_NEEDED 1 /* String table offset of a needed shared
- library. */
-#define DT_PLTRELSZ 2 /* Total size in bytes of PLT relocations. */
-#define DT_PLTGOT 3 /* Processor-dependent address. */
-#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 ElfNN_Rela relocations. */
-#define DT_RELASZ 8 /* Total size of ElfNN_Rela relocations. */
-#define DT_RELAENT 9 /* Size of each ElfNN_Rela relocation entry. */
-#define DT_STRSZ 10 /* Size of string table. */
-#define DT_SYMENT 11 /* Size of each symbol table entry. */
-#define DT_INIT 12 /* Address of initialization function. */
-#define DT_FINI 13 /* Address of finalization function. */
-#define DT_SONAME 14 /* String table offset of shared object
- name. */
-#define DT_RPATH 15 /* String table offset of library path. [sup] */
-#define DT_SYMBOLIC 16 /* Indicates "symbolic" linking. [sup] */
-#define DT_REL 17 /* Address of ElfNN_Rel relocations. */
-#define DT_RELSZ 18 /* Total size of ElfNN_Rel relocations. */
-#define DT_RELENT 19 /* Size of each ElfNN_Rel relocation. */
-#define DT_PLTREL 20 /* Type of relocation used for PLT. */
-#define DT_DEBUG 21 /* Reserved (not used). */
-#define DT_TEXTREL 22 /* Indicates there may be relocations in
- non-writable segments. [sup] */
-#define DT_JMPREL 23 /* Address of PLT relocations. */
-#define DT_BIND_NOW 24 /* [sup] */
-#define DT_INIT_ARRAY 25 /* Address of the array of pointers to
- initialization functions */
-#define DT_FINI_ARRAY 26 /* Address of the array of pointers to
- termination functions */
-#define DT_INIT_ARRAYSZ 27 /* Size in bytes of the array of
- initialization functions. */
-#define DT_FINI_ARRAYSZ 28 /* Size in bytes of the array of
- terminationfunctions. */
-#define DT_RUNPATH 29 /* String table offset of a null-terminated
- library search path string. */
-#define DT_FLAGS 30 /* Object specific flag values. */
-#define DT_ENCODING 32 /* Values greater than or equal to DT_ENCODING
- and less than DT_LOOS follow the rules for
- the interpretation of the d_un union
- as follows: even == 'd_ptr', even == 'd_val'
- or none */
-#define DT_PREINIT_ARRAY 32 /* Address of the array of pointers to
- pre-initialization functions. */
-#define DT_PREINIT_ARRAYSZ 33 /* Size in bytes of the array of
- pre-initialization functions. */
-
-#define DT_COUNT 33 /* Number of defined d_tag values. */
-
-#define DT_LOOS 0x6000000d /* First OS-specific */
-#define DT_HIOS 0x6fff0000 /* Last OS-specific */
-#define DT_LOPROC 0x70000000 /* First processor-specific type. */
-#define DT_HIPROC 0x7fffffff /* Last processor-specific type. */
-
-/* Values for DT_FLAGS */
-#define DF_ORIGIN 0x0001 /* Indicates that the object being loaded may
- make reference to the $ORIGIN substitution
- string */
-#define DF_SYMBOLIC 0x0002 /* Indicates "symbolic" linking. */
-#define DF_TEXTREL 0x0004 /* Indicates there may be relocations in
- non-writable segments. */
-#define DF_BIND_NOW 0x0008 /* Indicates that the dynamic linker should
- process all relocations for the object
- containing this entry before transferring
- control to the program. */
-#define DF_STATIC_TLS 0x0010 /* Indicates that the shared object or
- executable contains code using a static
- thread-local storage scheme. */
-
-/* Values for n_type. Used in core files. */
-#define NT_PRSTATUS 1 /* Process status. */
-#define NT_FPREGSET 2 /* Floating point registers. */
-#define NT_PRPSINFO 3 /* Process state info. */
-
-/* Symbol Binding - ELFNN_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_LOPROC 13 /* reserved range for processor */
-#define STB_HIPROC 15 /* specific symbol bindings */
-
-/* Symbol type - ELFNN_ST_TYPE - st_info */
-#define STT_NOTYPE 0 /* Unspecified type. */
-#define STT_OBJECT 1 /* Data object. */
-#define STT_FUNC 2 /* Function. */
-#define STT_SECTION 3 /* Section. */
-#define STT_FILE 4 /* Source file. */
-#define STT_TLS 6 /* TLS object. */
-#define STT_LOPROC 13 /* reserved range for processor */
-#define STT_HIPROC 15 /* specific symbol types */
-
-/* Special symbol table indexes. */
-#define STN_UNDEF 0 /* Undefined symbol index. */
-
-#endif /* !_SYS_ELF_COMMON_H_ */
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