diff options
Diffstat (limited to 'src/pkg/debug/elf/elf.go')
| -rw-r--r-- | src/pkg/debug/elf/elf.go | 1521 |
1 files changed, 0 insertions, 1521 deletions
diff --git a/src/pkg/debug/elf/elf.go b/src/pkg/debug/elf/elf.go deleted file mode 100644 index d622dae2a..000000000 --- a/src/pkg/debug/elf/elf.go +++ /dev/null @@ -1,1521 +0,0 @@ -/* - * ELF constants and data structures - * - * Derived from: - * $FreeBSD: src/sys/sys/elf32.h,v 1.8.14.1 2005/12/30 22:13:58 marcel Exp $ - * $FreeBSD: src/sys/sys/elf64.h,v 1.10.14.1 2005/12/30 22:13:58 marcel Exp $ - * $FreeBSD: src/sys/sys/elf_common.h,v 1.15.8.1 2005/12/30 22:13:58 marcel Exp $ - * $FreeBSD: src/sys/alpha/include/elf.h,v 1.14 2003/09/25 01:10:22 peter Exp $ - * $FreeBSD: src/sys/amd64/include/elf.h,v 1.18 2004/08/03 08:21:48 dfr Exp $ - * $FreeBSD: src/sys/arm/include/elf.h,v 1.5.2.1 2006/06/30 21:42:52 cognet Exp $ - * $FreeBSD: src/sys/i386/include/elf.h,v 1.16 2004/08/02 19:12:17 dfr Exp $ - * $FreeBSD: src/sys/powerpc/include/elf.h,v 1.7 2004/11/02 09:47:01 ssouhlal Exp $ - * $FreeBSD: src/sys/sparc64/include/elf.h,v 1.12 2003/09/25 01:10:26 peter Exp $ - * - * Copyright (c) 1996-1998 John D. Polstra. All rights reserved. - * Copyright (c) 2001 David E. O'Brien - * Portions Copyright 2009 The Go Authors. 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. - */ - -package elf - -import "strconv" - -/* - * Constants - */ - -// Indexes into the Header.Ident array. -const ( - EI_CLASS = 4 /* Class of machine. */ - EI_DATA = 5 /* Data format. */ - EI_VERSION = 6 /* ELF format version. */ - EI_OSABI = 7 /* Operating system / ABI identification */ - EI_ABIVERSION = 8 /* ABI version */ - EI_PAD = 9 /* Start of padding (per SVR4 ABI). */ - EI_NIDENT = 16 /* Size of e_ident array. */ -) - -// Initial magic number for ELF files. -const ELFMAG = "\177ELF" - -// Version is found in Header.Ident[EI_VERSION] and Header.Version. -type Version byte - -const ( - EV_NONE Version = 0 - EV_CURRENT Version = 1 -) - -var versionStrings = []intName{ - {0, "EV_NONE"}, - {1, "EV_CURRENT"}, -} - -func (i Version) String() string { return stringName(uint32(i), versionStrings, false) } -func (i Version) GoString() string { return stringName(uint32(i), versionStrings, true) } - -// Class is found in Header.Ident[EI_CLASS] and Header.Class. -type Class byte - -const ( - ELFCLASSNONE Class = 0 /* Unknown class. */ - ELFCLASS32 Class = 1 /* 32-bit architecture. */ - ELFCLASS64 Class = 2 /* 64-bit architecture. */ -) - -var classStrings = []intName{ - {0, "ELFCLASSNONE"}, - {1, "ELFCLASS32"}, - {2, "ELFCLASS64"}, -} - -func (i Class) String() string { return stringName(uint32(i), classStrings, false) } -func (i Class) GoString() string { return stringName(uint32(i), classStrings, true) } - -// Data is found in Header.Ident[EI_DATA] and Header.Data. -type Data byte - -const ( - ELFDATANONE Data = 0 /* Unknown data format. */ - ELFDATA2LSB Data = 1 /* 2's complement little-endian. */ - ELFDATA2MSB Data = 2 /* 2's complement big-endian. */ -) - -var dataStrings = []intName{ - {0, "ELFDATANONE"}, - {1, "ELFDATA2LSB"}, - {2, "ELFDATA2MSB"}, -} - -func (i Data) String() string { return stringName(uint32(i), dataStrings, false) } -func (i Data) GoString() string { return stringName(uint32(i), dataStrings, true) } - -// OSABI is found in Header.Ident[EI_OSABI] and Header.OSABI. -type OSABI byte - -const ( - ELFOSABI_NONE OSABI = 0 /* UNIX System V ABI */ - ELFOSABI_HPUX OSABI = 1 /* HP-UX operating system */ - ELFOSABI_NETBSD OSABI = 2 /* NetBSD */ - ELFOSABI_LINUX OSABI = 3 /* GNU/Linux */ - ELFOSABI_HURD OSABI = 4 /* GNU/Hurd */ - ELFOSABI_86OPEN OSABI = 5 /* 86Open common IA32 ABI */ - ELFOSABI_SOLARIS OSABI = 6 /* Solaris */ - ELFOSABI_AIX OSABI = 7 /* AIX */ - ELFOSABI_IRIX OSABI = 8 /* IRIX */ - ELFOSABI_FREEBSD OSABI = 9 /* FreeBSD */ - ELFOSABI_TRU64 OSABI = 10 /* TRU64 UNIX */ - ELFOSABI_MODESTO OSABI = 11 /* Novell Modesto */ - ELFOSABI_OPENBSD OSABI = 12 /* OpenBSD */ - ELFOSABI_OPENVMS OSABI = 13 /* Open VMS */ - ELFOSABI_NSK OSABI = 14 /* HP Non-Stop Kernel */ - ELFOSABI_ARM OSABI = 97 /* ARM */ - ELFOSABI_STANDALONE OSABI = 255 /* Standalone (embedded) application */ -) - -var osabiStrings = []intName{ - {0, "ELFOSABI_NONE"}, - {1, "ELFOSABI_HPUX"}, - {2, "ELFOSABI_NETBSD"}, - {3, "ELFOSABI_LINUX"}, - {4, "ELFOSABI_HURD"}, - {5, "ELFOSABI_86OPEN"}, - {6, "ELFOSABI_SOLARIS"}, - {7, "ELFOSABI_AIX"}, - {8, "ELFOSABI_IRIX"}, - {9, "ELFOSABI_FREEBSD"}, - {10, "ELFOSABI_TRU64"}, - {11, "ELFOSABI_MODESTO"}, - {12, "ELFOSABI_OPENBSD"}, - {13, "ELFOSABI_OPENVMS"}, - {14, "ELFOSABI_NSK"}, - {97, "ELFOSABI_ARM"}, - {255, "ELFOSABI_STANDALONE"}, -} - -func (i OSABI) String() string { return stringName(uint32(i), osabiStrings, false) } -func (i OSABI) GoString() string { return stringName(uint32(i), osabiStrings, true) } - -// Type is found in Header.Type. -type Type uint16 - -const ( - ET_NONE Type = 0 /* Unknown type. */ - ET_REL Type = 1 /* Relocatable. */ - ET_EXEC Type = 2 /* Executable. */ - ET_DYN Type = 3 /* Shared object. */ - ET_CORE Type = 4 /* Core file. */ - ET_LOOS Type = 0xfe00 /* First operating system specific. */ - ET_HIOS Type = 0xfeff /* Last operating system-specific. */ - ET_LOPROC Type = 0xff00 /* First processor-specific. */ - ET_HIPROC Type = 0xffff /* Last processor-specific. */ -) - -var typeStrings = []intName{ - {0, "ET_NONE"}, - {1, "ET_REL"}, - {2, "ET_EXEC"}, - {3, "ET_DYN"}, - {4, "ET_CORE"}, - {0xfe00, "ET_LOOS"}, - {0xfeff, "ET_HIOS"}, - {0xff00, "ET_LOPROC"}, - {0xffff, "ET_HIPROC"}, -} - -func (i Type) String() string { return stringName(uint32(i), typeStrings, false) } -func (i Type) GoString() string { return stringName(uint32(i), typeStrings, true) } - -// Machine is found in Header.Machine. -type Machine uint16 - -const ( - EM_NONE Machine = 0 /* Unknown machine. */ - EM_M32 Machine = 1 /* AT&T WE32100. */ - EM_SPARC Machine = 2 /* Sun SPARC. */ - EM_386 Machine = 3 /* Intel i386. */ - EM_68K Machine = 4 /* Motorola 68000. */ - EM_88K Machine = 5 /* Motorola 88000. */ - EM_860 Machine = 7 /* Intel i860. */ - EM_MIPS Machine = 8 /* MIPS R3000 Big-Endian only. */ - EM_S370 Machine = 9 /* IBM System/370. */ - EM_MIPS_RS3_LE Machine = 10 /* MIPS R3000 Little-Endian. */ - EM_PARISC Machine = 15 /* HP PA-RISC. */ - EM_VPP500 Machine = 17 /* Fujitsu VPP500. */ - EM_SPARC32PLUS Machine = 18 /* SPARC v8plus. */ - EM_960 Machine = 19 /* Intel 80960. */ - EM_PPC Machine = 20 /* PowerPC 32-bit. */ - EM_PPC64 Machine = 21 /* PowerPC 64-bit. */ - EM_S390 Machine = 22 /* IBM System/390. */ - EM_V800 Machine = 36 /* NEC V800. */ - EM_FR20 Machine = 37 /* Fujitsu FR20. */ - EM_RH32 Machine = 38 /* TRW RH-32. */ - EM_RCE Machine = 39 /* Motorola RCE. */ - EM_ARM Machine = 40 /* ARM. */ - EM_SH Machine = 42 /* Hitachi SH. */ - EM_SPARCV9 Machine = 43 /* SPARC v9 64-bit. */ - EM_TRICORE Machine = 44 /* Siemens TriCore embedded processor. */ - EM_ARC Machine = 45 /* Argonaut RISC Core. */ - EM_H8_300 Machine = 46 /* Hitachi H8/300. */ - EM_H8_300H Machine = 47 /* Hitachi H8/300H. */ - EM_H8S Machine = 48 /* Hitachi H8S. */ - EM_H8_500 Machine = 49 /* Hitachi H8/500. */ - EM_IA_64 Machine = 50 /* Intel IA-64 Processor. */ - EM_MIPS_X Machine = 51 /* Stanford MIPS-X. */ - EM_COLDFIRE Machine = 52 /* Motorola ColdFire. */ - EM_68HC12 Machine = 53 /* Motorola M68HC12. */ - EM_MMA Machine = 54 /* Fujitsu MMA. */ - EM_PCP Machine = 55 /* Siemens PCP. */ - EM_NCPU Machine = 56 /* Sony nCPU. */ - EM_NDR1 Machine = 57 /* Denso NDR1 microprocessor. */ - EM_STARCORE Machine = 58 /* Motorola Star*Core processor. */ - EM_ME16 Machine = 59 /* Toyota ME16 processor. */ - EM_ST100 Machine = 60 /* STMicroelectronics ST100 processor. */ - EM_TINYJ Machine = 61 /* Advanced Logic Corp. TinyJ processor. */ - EM_X86_64 Machine = 62 /* Advanced Micro Devices x86-64 */ - - /* Non-standard or deprecated. */ - EM_486 Machine = 6 /* Intel i486. */ - EM_MIPS_RS4_BE Machine = 10 /* MIPS R4000 Big-Endian */ - EM_ALPHA_STD Machine = 41 /* Digital Alpha (standard value). */ - EM_ALPHA Machine = 0x9026 /* Alpha (written in the absence of an ABI) */ -) - -var machineStrings = []intName{ - {0, "EM_NONE"}, - {1, "EM_M32"}, - {2, "EM_SPARC"}, - {3, "EM_386"}, - {4, "EM_68K"}, - {5, "EM_88K"}, - {7, "EM_860"}, - {8, "EM_MIPS"}, - {9, "EM_S370"}, - {10, "EM_MIPS_RS3_LE"}, - {15, "EM_PARISC"}, - {17, "EM_VPP500"}, - {18, "EM_SPARC32PLUS"}, - {19, "EM_960"}, - {20, "EM_PPC"}, - {21, "EM_PPC64"}, - {22, "EM_S390"}, - {36, "EM_V800"}, - {37, "EM_FR20"}, - {38, "EM_RH32"}, - {39, "EM_RCE"}, - {40, "EM_ARM"}, - {42, "EM_SH"}, - {43, "EM_SPARCV9"}, - {44, "EM_TRICORE"}, - {45, "EM_ARC"}, - {46, "EM_H8_300"}, - {47, "EM_H8_300H"}, - {48, "EM_H8S"}, - {49, "EM_H8_500"}, - {50, "EM_IA_64"}, - {51, "EM_MIPS_X"}, - {52, "EM_COLDFIRE"}, - {53, "EM_68HC12"}, - {54, "EM_MMA"}, - {55, "EM_PCP"}, - {56, "EM_NCPU"}, - {57, "EM_NDR1"}, - {58, "EM_STARCORE"}, - {59, "EM_ME16"}, - {60, "EM_ST100"}, - {61, "EM_TINYJ"}, - {62, "EM_X86_64"}, - - /* Non-standard or deprecated. */ - {6, "EM_486"}, - {10, "EM_MIPS_RS4_BE"}, - {41, "EM_ALPHA_STD"}, - {0x9026, "EM_ALPHA"}, -} - -func (i Machine) String() string { return stringName(uint32(i), machineStrings, false) } -func (i Machine) GoString() string { return stringName(uint32(i), machineStrings, true) } - -// Special section indices. -type SectionIndex int - -const ( - SHN_UNDEF SectionIndex = 0 /* Undefined, missing, irrelevant. */ - SHN_LORESERVE SectionIndex = 0xff00 /* First of reserved range. */ - SHN_LOPROC SectionIndex = 0xff00 /* First processor-specific. */ - SHN_HIPROC SectionIndex = 0xff1f /* Last processor-specific. */ - SHN_LOOS SectionIndex = 0xff20 /* First operating system-specific. */ - SHN_HIOS SectionIndex = 0xff3f /* Last operating system-specific. */ - SHN_ABS SectionIndex = 0xfff1 /* Absolute values. */ - SHN_COMMON SectionIndex = 0xfff2 /* Common data. */ - SHN_XINDEX SectionIndex = 0xffff /* Escape -- index stored elsewhere. */ - SHN_HIRESERVE SectionIndex = 0xffff /* Last of reserved range. */ -) - -var shnStrings = []intName{ - {0, "SHN_UNDEF"}, - {0xff00, "SHN_LOPROC"}, - {0xff20, "SHN_LOOS"}, - {0xfff1, "SHN_ABS"}, - {0xfff2, "SHN_COMMON"}, - {0xffff, "SHN_XINDEX"}, -} - -func (i SectionIndex) String() string { return stringName(uint32(i), shnStrings, false) } -func (i SectionIndex) GoString() string { return stringName(uint32(i), shnStrings, true) } - -// Section type. -type SectionType uint32 - -const ( - SHT_NULL SectionType = 0 /* inactive */ - SHT_PROGBITS SectionType = 1 /* program defined information */ - SHT_SYMTAB SectionType = 2 /* symbol table section */ - SHT_STRTAB SectionType = 3 /* string table section */ - SHT_RELA SectionType = 4 /* relocation section with addends */ - SHT_HASH SectionType = 5 /* symbol hash table section */ - SHT_DYNAMIC SectionType = 6 /* dynamic section */ - SHT_NOTE SectionType = 7 /* note section */ - SHT_NOBITS SectionType = 8 /* no space section */ - SHT_REL SectionType = 9 /* relocation section - no addends */ - SHT_SHLIB SectionType = 10 /* reserved - purpose unknown */ - SHT_DYNSYM SectionType = 11 /* dynamic symbol table section */ - SHT_INIT_ARRAY SectionType = 14 /* Initialization function pointers. */ - SHT_FINI_ARRAY SectionType = 15 /* Termination function pointers. */ - SHT_PREINIT_ARRAY SectionType = 16 /* Pre-initialization function ptrs. */ - SHT_GROUP SectionType = 17 /* Section group. */ - SHT_SYMTAB_SHNDX SectionType = 18 /* Section indexes (see SHN_XINDEX). */ - SHT_LOOS SectionType = 0x60000000 /* First of OS specific semantics */ - SHT_GNU_ATTRIBUTES SectionType = 0x6ffffff5 /* GNU object attributes */ - SHT_GNU_HASH SectionType = 0x6ffffff6 /* GNU hash table */ - SHT_GNU_LIBLIST SectionType = 0x6ffffff7 /* GNU prelink library list */ - SHT_GNU_VERDEF SectionType = 0x6ffffffd /* GNU version definition section */ - SHT_GNU_VERNEED SectionType = 0x6ffffffe /* GNU version needs section */ - SHT_GNU_VERSYM SectionType = 0x6fffffff /* GNU version symbol table */ - SHT_HIOS SectionType = 0x6fffffff /* Last of OS specific semantics */ - SHT_LOPROC SectionType = 0x70000000 /* reserved range for processor */ - SHT_HIPROC SectionType = 0x7fffffff /* specific section header types */ - SHT_LOUSER SectionType = 0x80000000 /* reserved range for application */ - SHT_HIUSER SectionType = 0xffffffff /* specific indexes */ -) - -var shtStrings = []intName{ - {0, "SHT_NULL"}, - {1, "SHT_PROGBITS"}, - {2, "SHT_SYMTAB"}, - {3, "SHT_STRTAB"}, - {4, "SHT_RELA"}, - {5, "SHT_HASH"}, - {6, "SHT_DYNAMIC"}, - {7, "SHT_NOTE"}, - {8, "SHT_NOBITS"}, - {9, "SHT_REL"}, - {10, "SHT_SHLIB"}, - {11, "SHT_DYNSYM"}, - {14, "SHT_INIT_ARRAY"}, - {15, "SHT_FINI_ARRAY"}, - {16, "SHT_PREINIT_ARRAY"}, - {17, "SHT_GROUP"}, - {18, "SHT_SYMTAB_SHNDX"}, - {0x60000000, "SHT_LOOS"}, - {0x6ffffff5, "SHT_GNU_ATTRIBUTES"}, - {0x6ffffff6, "SHT_GNU_HASH"}, - {0x6ffffff7, "SHT_GNU_LIBLIST"}, - {0x6ffffffd, "SHT_GNU_VERDEF"}, - {0x6ffffffe, "SHT_GNU_VERNEED"}, - {0x6fffffff, "SHT_GNU_VERSYM"}, - {0x70000000, "SHT_LOPROC"}, - {0x7fffffff, "SHT_HIPROC"}, - {0x80000000, "SHT_LOUSER"}, - {0xffffffff, "SHT_HIUSER"}, -} - -func (i SectionType) String() string { return stringName(uint32(i), shtStrings, false) } -func (i SectionType) GoString() string { return stringName(uint32(i), shtStrings, true) } - -// Section flags. -type SectionFlag uint32 - -const ( - SHF_WRITE SectionFlag = 0x1 /* Section contains writable data. */ - SHF_ALLOC SectionFlag = 0x2 /* Section occupies memory. */ - SHF_EXECINSTR SectionFlag = 0x4 /* Section contains instructions. */ - SHF_MERGE SectionFlag = 0x10 /* Section may be merged. */ - SHF_STRINGS SectionFlag = 0x20 /* Section contains strings. */ - SHF_INFO_LINK SectionFlag = 0x40 /* sh_info holds section index. */ - SHF_LINK_ORDER SectionFlag = 0x80 /* Special ordering requirements. */ - SHF_OS_NONCONFORMING SectionFlag = 0x100 /* OS-specific processing required. */ - SHF_GROUP SectionFlag = 0x200 /* Member of section group. */ - SHF_TLS SectionFlag = 0x400 /* Section contains TLS data. */ - SHF_MASKOS SectionFlag = 0x0ff00000 /* OS-specific semantics. */ - SHF_MASKPROC SectionFlag = 0xf0000000 /* Processor-specific semantics. */ -) - -var shfStrings = []intName{ - {0x1, "SHF_WRITE"}, - {0x2, "SHF_ALLOC"}, - {0x4, "SHF_EXECINSTR"}, - {0x10, "SHF_MERGE"}, - {0x20, "SHF_STRINGS"}, - {0x40, "SHF_INFO_LINK"}, - {0x80, "SHF_LINK_ORDER"}, - {0x100, "SHF_OS_NONCONFORMING"}, - {0x200, "SHF_GROUP"}, - {0x400, "SHF_TLS"}, -} - -func (i SectionFlag) String() string { return flagName(uint32(i), shfStrings, false) } -func (i SectionFlag) GoString() string { return flagName(uint32(i), shfStrings, true) } - -// Prog.Type -type ProgType int - -const ( - PT_NULL ProgType = 0 /* Unused entry. */ - PT_LOAD ProgType = 1 /* Loadable segment. */ - PT_DYNAMIC ProgType = 2 /* Dynamic linking information segment. */ - PT_INTERP ProgType = 3 /* Pathname of interpreter. */ - PT_NOTE ProgType = 4 /* Auxiliary information. */ - PT_SHLIB ProgType = 5 /* Reserved (not used). */ - PT_PHDR ProgType = 6 /* Location of program header itself. */ - PT_TLS ProgType = 7 /* Thread local storage segment */ - PT_LOOS ProgType = 0x60000000 /* First OS-specific. */ - PT_HIOS ProgType = 0x6fffffff /* Last OS-specific. */ - PT_LOPROC ProgType = 0x70000000 /* First processor-specific type. */ - PT_HIPROC ProgType = 0x7fffffff /* Last processor-specific type. */ -) - -var ptStrings = []intName{ - {0, "PT_NULL"}, - {1, "PT_LOAD"}, - {2, "PT_DYNAMIC"}, - {3, "PT_INTERP"}, - {4, "PT_NOTE"}, - {5, "PT_SHLIB"}, - {6, "PT_PHDR"}, - {7, "PT_TLS"}, - {0x60000000, "PT_LOOS"}, - {0x6fffffff, "PT_HIOS"}, - {0x70000000, "PT_LOPROC"}, - {0x7fffffff, "PT_HIPROC"}, -} - -func (i ProgType) String() string { return stringName(uint32(i), ptStrings, false) } -func (i ProgType) GoString() string { return stringName(uint32(i), ptStrings, true) } - -// Prog.Flag -type ProgFlag uint32 - -const ( - PF_X ProgFlag = 0x1 /* Executable. */ - PF_W ProgFlag = 0x2 /* Writable. */ - PF_R ProgFlag = 0x4 /* Readable. */ - PF_MASKOS ProgFlag = 0x0ff00000 /* Operating system-specific. */ - PF_MASKPROC ProgFlag = 0xf0000000 /* Processor-specific. */ -) - -var pfStrings = []intName{ - {0x1, "PF_X"}, - {0x2, "PF_W"}, - {0x4, "PF_R"}, -} - -func (i ProgFlag) String() string { return flagName(uint32(i), pfStrings, false) } -func (i ProgFlag) GoString() string { return flagName(uint32(i), pfStrings, true) } - -// Dyn.Tag -type DynTag int - -const ( - DT_NULL DynTag = 0 /* Terminating entry. */ - DT_NEEDED DynTag = 1 /* String table offset of a needed shared library. */ - DT_PLTRELSZ DynTag = 2 /* Total size in bytes of PLT relocations. */ - DT_PLTGOT DynTag = 3 /* Processor-dependent address. */ - DT_HASH DynTag = 4 /* Address of symbol hash table. */ - DT_STRTAB DynTag = 5 /* Address of string table. */ - DT_SYMTAB DynTag = 6 /* Address of symbol table. */ - DT_RELA DynTag = 7 /* Address of ElfNN_Rela relocations. */ - DT_RELASZ DynTag = 8 /* Total size of ElfNN_Rela relocations. */ - DT_RELAENT DynTag = 9 /* Size of each ElfNN_Rela relocation entry. */ - DT_STRSZ DynTag = 10 /* Size of string table. */ - DT_SYMENT DynTag = 11 /* Size of each symbol table entry. */ - DT_INIT DynTag = 12 /* Address of initialization function. */ - DT_FINI DynTag = 13 /* Address of finalization function. */ - DT_SONAME DynTag = 14 /* String table offset of shared object name. */ - DT_RPATH DynTag = 15 /* String table offset of library path. [sup] */ - DT_SYMBOLIC DynTag = 16 /* Indicates "symbolic" linking. [sup] */ - DT_REL DynTag = 17 /* Address of ElfNN_Rel relocations. */ - DT_RELSZ DynTag = 18 /* Total size of ElfNN_Rel relocations. */ - DT_RELENT DynTag = 19 /* Size of each ElfNN_Rel relocation. */ - DT_PLTREL DynTag = 20 /* Type of relocation used for PLT. */ - DT_DEBUG DynTag = 21 /* Reserved (not used). */ - DT_TEXTREL DynTag = 22 /* Indicates there may be relocations in non-writable segments. [sup] */ - DT_JMPREL DynTag = 23 /* Address of PLT relocations. */ - DT_BIND_NOW DynTag = 24 /* [sup] */ - DT_INIT_ARRAY DynTag = 25 /* Address of the array of pointers to initialization functions */ - DT_FINI_ARRAY DynTag = 26 /* Address of the array of pointers to termination functions */ - DT_INIT_ARRAYSZ DynTag = 27 /* Size in bytes of the array of initialization functions. */ - DT_FINI_ARRAYSZ DynTag = 28 /* Size in bytes of the array of termination functions. */ - DT_RUNPATH DynTag = 29 /* String table offset of a null-terminated library search path string. */ - DT_FLAGS DynTag = 30 /* Object specific flag values. */ - DT_ENCODING DynTag = 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 */ - DT_PREINIT_ARRAY DynTag = 32 /* Address of the array of pointers to pre-initialization functions. */ - DT_PREINIT_ARRAYSZ DynTag = 33 /* Size in bytes of the array of pre-initialization functions. */ - DT_LOOS DynTag = 0x6000000d /* First OS-specific */ - DT_HIOS DynTag = 0x6ffff000 /* Last OS-specific */ - DT_VERSYM DynTag = 0x6ffffff0 - DT_VERNEED DynTag = 0x6ffffffe - DT_VERNEEDNUM DynTag = 0x6fffffff - DT_LOPROC DynTag = 0x70000000 /* First processor-specific type. */ - DT_HIPROC DynTag = 0x7fffffff /* Last processor-specific type. */ -) - -var dtStrings = []intName{ - {0, "DT_NULL"}, - {1, "DT_NEEDED"}, - {2, "DT_PLTRELSZ"}, - {3, "DT_PLTGOT"}, - {4, "DT_HASH"}, - {5, "DT_STRTAB"}, - {6, "DT_SYMTAB"}, - {7, "DT_RELA"}, - {8, "DT_RELASZ"}, - {9, "DT_RELAENT"}, - {10, "DT_STRSZ"}, - {11, "DT_SYMENT"}, - {12, "DT_INIT"}, - {13, "DT_FINI"}, - {14, "DT_SONAME"}, - {15, "DT_RPATH"}, - {16, "DT_SYMBOLIC"}, - {17, "DT_REL"}, - {18, "DT_RELSZ"}, - {19, "DT_RELENT"}, - {20, "DT_PLTREL"}, - {21, "DT_DEBUG"}, - {22, "DT_TEXTREL"}, - {23, "DT_JMPREL"}, - {24, "DT_BIND_NOW"}, - {25, "DT_INIT_ARRAY"}, - {26, "DT_FINI_ARRAY"}, - {27, "DT_INIT_ARRAYSZ"}, - {28, "DT_FINI_ARRAYSZ"}, - {29, "DT_RUNPATH"}, - {30, "DT_FLAGS"}, - {32, "DT_ENCODING"}, - {32, "DT_PREINIT_ARRAY"}, - {33, "DT_PREINIT_ARRAYSZ"}, - {0x6000000d, "DT_LOOS"}, - {0x6ffff000, "DT_HIOS"}, - {0x6ffffff0, "DT_VERSYM"}, - {0x6ffffffe, "DT_VERNEED"}, - {0x6fffffff, "DT_VERNEEDNUM"}, - {0x70000000, "DT_LOPROC"}, - {0x7fffffff, "DT_HIPROC"}, -} - -func (i DynTag) String() string { return stringName(uint32(i), dtStrings, false) } -func (i DynTag) GoString() string { return stringName(uint32(i), dtStrings, true) } - -// DT_FLAGS values. -type DynFlag int - -const ( - DF_ORIGIN DynFlag = 0x0001 /* Indicates that the object being loaded may - make reference to the - $ORIGIN substitution string */ - DF_SYMBOLIC DynFlag = 0x0002 /* Indicates "symbolic" linking. */ - DF_TEXTREL DynFlag = 0x0004 /* Indicates there may be relocations in non-writable segments. */ - DF_BIND_NOW DynFlag = 0x0008 /* Indicates that the dynamic linker should - process all relocations for the object - containing this entry before transferring - control to the program. */ - DF_STATIC_TLS DynFlag = 0x0010 /* Indicates that the shared object or - executable contains code using a static - thread-local storage scheme. */ -) - -var dflagStrings = []intName{ - {0x0001, "DF_ORIGIN"}, - {0x0002, "DF_SYMBOLIC"}, - {0x0004, "DF_TEXTREL"}, - {0x0008, "DF_BIND_NOW"}, - {0x0010, "DF_STATIC_TLS"}, -} - -func (i DynFlag) String() string { return flagName(uint32(i), dflagStrings, false) } -func (i DynFlag) GoString() string { return flagName(uint32(i), dflagStrings, true) } - -// NType values; used in core files. -type NType int - -const ( - NT_PRSTATUS NType = 1 /* Process status. */ - NT_FPREGSET NType = 2 /* Floating point registers. */ - NT_PRPSINFO NType = 3 /* Process state info. */ -) - -var ntypeStrings = []intName{ - {1, "NT_PRSTATUS"}, - {2, "NT_FPREGSET"}, - {3, "NT_PRPSINFO"}, -} - -func (i NType) String() string { return stringName(uint32(i), ntypeStrings, false) } -func (i NType) GoString() string { return stringName(uint32(i), ntypeStrings, true) } - -/* Symbol Binding - ELFNN_ST_BIND - st_info */ -type SymBind int - -const ( - STB_LOCAL SymBind = 0 /* Local symbol */ - STB_GLOBAL SymBind = 1 /* Global symbol */ - STB_WEAK SymBind = 2 /* like global - lower precedence */ - STB_LOOS SymBind = 10 /* Reserved range for operating system */ - STB_HIOS SymBind = 12 /* specific semantics. */ - STB_LOPROC SymBind = 13 /* reserved range for processor */ - STB_HIPROC SymBind = 15 /* specific semantics. */ -) - -var stbStrings = []intName{ - {0, "STB_LOCAL"}, - {1, "STB_GLOBAL"}, - {2, "STB_WEAK"}, - {10, "STB_LOOS"}, - {12, "STB_HIOS"}, - {13, "STB_LOPROC"}, - {15, "STB_HIPROC"}, -} - -func (i SymBind) String() string { return stringName(uint32(i), stbStrings, false) } -func (i SymBind) GoString() string { return stringName(uint32(i), stbStrings, true) } - -/* Symbol type - ELFNN_ST_TYPE - st_info */ -type SymType int - -const ( - STT_NOTYPE SymType = 0 /* Unspecified type. */ - STT_OBJECT SymType = 1 /* Data object. */ - STT_FUNC SymType = 2 /* Function. */ - STT_SECTION SymType = 3 /* Section. */ - STT_FILE SymType = 4 /* Source file. */ - STT_COMMON SymType = 5 /* Uninitialized common block. */ - STT_TLS SymType = 6 /* TLS object. */ - STT_LOOS SymType = 10 /* Reserved range for operating system */ - STT_HIOS SymType = 12 /* specific semantics. */ - STT_LOPROC SymType = 13 /* reserved range for processor */ - STT_HIPROC SymType = 15 /* specific semantics. */ -) - -var sttStrings = []intName{ - {0, "STT_NOTYPE"}, - {1, "STT_OBJECT"}, - {2, "STT_FUNC"}, - {3, "STT_SECTION"}, - {4, "STT_FILE"}, - {5, "STT_COMMON"}, - {6, "STT_TLS"}, - {10, "STT_LOOS"}, - {12, "STT_HIOS"}, - {13, "STT_LOPROC"}, - {15, "STT_HIPROC"}, -} - -func (i SymType) String() string { return stringName(uint32(i), sttStrings, false) } -func (i SymType) GoString() string { return stringName(uint32(i), sttStrings, true) } - -/* Symbol visibility - ELFNN_ST_VISIBILITY - st_other */ -type SymVis int - -const ( - STV_DEFAULT SymVis = 0x0 /* Default visibility (see binding). */ - STV_INTERNAL SymVis = 0x1 /* Special meaning in relocatable objects. */ - STV_HIDDEN SymVis = 0x2 /* Not visible. */ - STV_PROTECTED SymVis = 0x3 /* Visible but not preemptible. */ -) - -var stvStrings = []intName{ - {0x0, "STV_DEFAULT"}, - {0x1, "STV_INTERNAL"}, - {0x2, "STV_HIDDEN"}, - {0x3, "STV_PROTECTED"}, -} - -func (i SymVis) String() string { return stringName(uint32(i), stvStrings, false) } -func (i SymVis) GoString() string { return stringName(uint32(i), stvStrings, true) } - -/* - * Relocation types. - */ - -// Relocation types for x86-64. -type R_X86_64 int - -const ( - R_X86_64_NONE R_X86_64 = 0 /* No relocation. */ - R_X86_64_64 R_X86_64 = 1 /* Add 64 bit symbol value. */ - R_X86_64_PC32 R_X86_64 = 2 /* PC-relative 32 bit signed sym value. */ - R_X86_64_GOT32 R_X86_64 = 3 /* PC-relative 32 bit GOT offset. */ - R_X86_64_PLT32 R_X86_64 = 4 /* PC-relative 32 bit PLT offset. */ - R_X86_64_COPY R_X86_64 = 5 /* Copy data from shared object. */ - R_X86_64_GLOB_DAT R_X86_64 = 6 /* Set GOT entry to data address. */ - R_X86_64_JMP_SLOT R_X86_64 = 7 /* Set GOT entry to code address. */ - R_X86_64_RELATIVE R_X86_64 = 8 /* Add load address of shared object. */ - R_X86_64_GOTPCREL R_X86_64 = 9 /* Add 32 bit signed pcrel offset to GOT. */ - R_X86_64_32 R_X86_64 = 10 /* Add 32 bit zero extended symbol value */ - R_X86_64_32S R_X86_64 = 11 /* Add 32 bit sign extended symbol value */ - R_X86_64_16 R_X86_64 = 12 /* Add 16 bit zero extended symbol value */ - R_X86_64_PC16 R_X86_64 = 13 /* Add 16 bit signed extended pc relative symbol value */ - R_X86_64_8 R_X86_64 = 14 /* Add 8 bit zero extended symbol value */ - R_X86_64_PC8 R_X86_64 = 15 /* Add 8 bit signed extended pc relative symbol value */ - R_X86_64_DTPMOD64 R_X86_64 = 16 /* ID of module containing symbol */ - R_X86_64_DTPOFF64 R_X86_64 = 17 /* Offset in TLS block */ - R_X86_64_TPOFF64 R_X86_64 = 18 /* Offset in static TLS block */ - R_X86_64_TLSGD R_X86_64 = 19 /* PC relative offset to GD GOT entry */ - R_X86_64_TLSLD R_X86_64 = 20 /* PC relative offset to LD GOT entry */ - R_X86_64_DTPOFF32 R_X86_64 = 21 /* Offset in TLS block */ - R_X86_64_GOTTPOFF R_X86_64 = 22 /* PC relative offset to IE GOT entry */ - R_X86_64_TPOFF32 R_X86_64 = 23 /* Offset in static TLS block */ -) - -var rx86_64Strings = []intName{ - {0, "R_X86_64_NONE"}, - {1, "R_X86_64_64"}, - {2, "R_X86_64_PC32"}, - {3, "R_X86_64_GOT32"}, - {4, "R_X86_64_PLT32"}, - {5, "R_X86_64_COPY"}, - {6, "R_X86_64_GLOB_DAT"}, - {7, "R_X86_64_JMP_SLOT"}, - {8, "R_X86_64_RELATIVE"}, - {9, "R_X86_64_GOTPCREL"}, - {10, "R_X86_64_32"}, - {11, "R_X86_64_32S"}, - {12, "R_X86_64_16"}, - {13, "R_X86_64_PC16"}, - {14, "R_X86_64_8"}, - {15, "R_X86_64_PC8"}, - {16, "R_X86_64_DTPMOD64"}, - {17, "R_X86_64_DTPOFF64"}, - {18, "R_X86_64_TPOFF64"}, - {19, "R_X86_64_TLSGD"}, - {20, "R_X86_64_TLSLD"}, - {21, "R_X86_64_DTPOFF32"}, - {22, "R_X86_64_GOTTPOFF"}, - {23, "R_X86_64_TPOFF32"}, -} - -func (i R_X86_64) String() string { return stringName(uint32(i), rx86_64Strings, false) } -func (i R_X86_64) GoString() string { return stringName(uint32(i), rx86_64Strings, true) } - -// Relocation types for Alpha. -type R_ALPHA int - -const ( - R_ALPHA_NONE R_ALPHA = 0 /* No reloc */ - R_ALPHA_REFLONG R_ALPHA = 1 /* Direct 32 bit */ - R_ALPHA_REFQUAD R_ALPHA = 2 /* Direct 64 bit */ - R_ALPHA_GPREL32 R_ALPHA = 3 /* GP relative 32 bit */ - R_ALPHA_LITERAL R_ALPHA = 4 /* GP relative 16 bit w/optimization */ - R_ALPHA_LITUSE R_ALPHA = 5 /* Optimization hint for LITERAL */ - R_ALPHA_GPDISP R_ALPHA = 6 /* Add displacement to GP */ - R_ALPHA_BRADDR R_ALPHA = 7 /* PC+4 relative 23 bit shifted */ - R_ALPHA_HINT R_ALPHA = 8 /* PC+4 relative 16 bit shifted */ - R_ALPHA_SREL16 R_ALPHA = 9 /* PC relative 16 bit */ - R_ALPHA_SREL32 R_ALPHA = 10 /* PC relative 32 bit */ - R_ALPHA_SREL64 R_ALPHA = 11 /* PC relative 64 bit */ - R_ALPHA_OP_PUSH R_ALPHA = 12 /* OP stack push */ - R_ALPHA_OP_STORE R_ALPHA = 13 /* OP stack pop and store */ - R_ALPHA_OP_PSUB R_ALPHA = 14 /* OP stack subtract */ - R_ALPHA_OP_PRSHIFT R_ALPHA = 15 /* OP stack right shift */ - R_ALPHA_GPVALUE R_ALPHA = 16 - R_ALPHA_GPRELHIGH R_ALPHA = 17 - R_ALPHA_GPRELLOW R_ALPHA = 18 - R_ALPHA_IMMED_GP_16 R_ALPHA = 19 - R_ALPHA_IMMED_GP_HI32 R_ALPHA = 20 - R_ALPHA_IMMED_SCN_HI32 R_ALPHA = 21 - R_ALPHA_IMMED_BR_HI32 R_ALPHA = 22 - R_ALPHA_IMMED_LO32 R_ALPHA = 23 - R_ALPHA_COPY R_ALPHA = 24 /* Copy symbol at runtime */ - R_ALPHA_GLOB_DAT R_ALPHA = 25 /* Create GOT entry */ - R_ALPHA_JMP_SLOT R_ALPHA = 26 /* Create PLT entry */ - R_ALPHA_RELATIVE R_ALPHA = 27 /* Adjust by program base */ -) - -var ralphaStrings = []intName{ - {0, "R_ALPHA_NONE"}, - {1, "R_ALPHA_REFLONG"}, - {2, "R_ALPHA_REFQUAD"}, - {3, "R_ALPHA_GPREL32"}, - {4, "R_ALPHA_LITERAL"}, - {5, "R_ALPHA_LITUSE"}, - {6, "R_ALPHA_GPDISP"}, - {7, "R_ALPHA_BRADDR"}, - {8, "R_ALPHA_HINT"}, - {9, "R_ALPHA_SREL16"}, - {10, "R_ALPHA_SREL32"}, - {11, "R_ALPHA_SREL64"}, - {12, "R_ALPHA_OP_PUSH"}, - {13, "R_ALPHA_OP_STORE"}, - {14, "R_ALPHA_OP_PSUB"}, - {15, "R_ALPHA_OP_PRSHIFT"}, - {16, "R_ALPHA_GPVALUE"}, - {17, "R_ALPHA_GPRELHIGH"}, - {18, "R_ALPHA_GPRELLOW"}, - {19, "R_ALPHA_IMMED_GP_16"}, - {20, "R_ALPHA_IMMED_GP_HI32"}, - {21, "R_ALPHA_IMMED_SCN_HI32"}, - {22, "R_ALPHA_IMMED_BR_HI32"}, - {23, "R_ALPHA_IMMED_LO32"}, - {24, "R_ALPHA_COPY"}, - {25, "R_ALPHA_GLOB_DAT"}, - {26, "R_ALPHA_JMP_SLOT"}, - {27, "R_ALPHA_RELATIVE"}, -} - -func (i R_ALPHA) String() string { return stringName(uint32(i), ralphaStrings, false) } -func (i R_ALPHA) GoString() string { return stringName(uint32(i), ralphaStrings, true) } - -// Relocation types for ARM. -type R_ARM int - -const ( - R_ARM_NONE R_ARM = 0 /* No relocation. */ - R_ARM_PC24 R_ARM = 1 - R_ARM_ABS32 R_ARM = 2 - R_ARM_REL32 R_ARM = 3 - R_ARM_PC13 R_ARM = 4 - R_ARM_ABS16 R_ARM = 5 - R_ARM_ABS12 R_ARM = 6 - R_ARM_THM_ABS5 R_ARM = 7 - R_ARM_ABS8 R_ARM = 8 - R_ARM_SBREL32 R_ARM = 9 - R_ARM_THM_PC22 R_ARM = 10 - R_ARM_THM_PC8 R_ARM = 11 - R_ARM_AMP_VCALL9 R_ARM = 12 - R_ARM_SWI24 R_ARM = 13 - R_ARM_THM_SWI8 R_ARM = 14 - R_ARM_XPC25 R_ARM = 15 - R_ARM_THM_XPC22 R_ARM = 16 - R_ARM_COPY R_ARM = 20 /* Copy data from shared object. */ - R_ARM_GLOB_DAT R_ARM = 21 /* Set GOT entry to data address. */ - R_ARM_JUMP_SLOT R_ARM = 22 /* Set GOT entry to code address. */ - R_ARM_RELATIVE R_ARM = 23 /* Add load address of shared object. */ - R_ARM_GOTOFF R_ARM = 24 /* Add GOT-relative symbol address. */ - R_ARM_GOTPC R_ARM = 25 /* Add PC-relative GOT table address. */ - R_ARM_GOT32 R_ARM = 26 /* Add PC-relative GOT offset. */ - R_ARM_PLT32 R_ARM = 27 /* Add PC-relative PLT offset. */ - R_ARM_GNU_VTENTRY R_ARM = 100 - R_ARM_GNU_VTINHERIT R_ARM = 101 - R_ARM_RSBREL32 R_ARM = 250 - R_ARM_THM_RPC22 R_ARM = 251 - R_ARM_RREL32 R_ARM = 252 - R_ARM_RABS32 R_ARM = 253 - R_ARM_RPC24 R_ARM = 254 - R_ARM_RBASE R_ARM = 255 -) - -var rarmStrings = []intName{ - {0, "R_ARM_NONE"}, - {1, "R_ARM_PC24"}, - {2, "R_ARM_ABS32"}, - {3, "R_ARM_REL32"}, - {4, "R_ARM_PC13"}, - {5, "R_ARM_ABS16"}, - {6, "R_ARM_ABS12"}, - {7, "R_ARM_THM_ABS5"}, - {8, "R_ARM_ABS8"}, - {9, "R_ARM_SBREL32"}, - {10, "R_ARM_THM_PC22"}, - {11, "R_ARM_THM_PC8"}, - {12, "R_ARM_AMP_VCALL9"}, - {13, "R_ARM_SWI24"}, - {14, "R_ARM_THM_SWI8"}, - {15, "R_ARM_XPC25"}, - {16, "R_ARM_THM_XPC22"}, - {20, "R_ARM_COPY"}, - {21, "R_ARM_GLOB_DAT"}, - {22, "R_ARM_JUMP_SLOT"}, - {23, "R_ARM_RELATIVE"}, - {24, "R_ARM_GOTOFF"}, - {25, "R_ARM_GOTPC"}, - {26, "R_ARM_GOT32"}, - {27, "R_ARM_PLT32"}, - {100, "R_ARM_GNU_VTENTRY"}, - {101, "R_ARM_GNU_VTINHERIT"}, - {250, "R_ARM_RSBREL32"}, - {251, "R_ARM_THM_RPC22"}, - {252, "R_ARM_RREL32"}, - {253, "R_ARM_RABS32"}, - {254, "R_ARM_RPC24"}, - {255, "R_ARM_RBASE"}, -} - -func (i R_ARM) String() string { return stringName(uint32(i), rarmStrings, false) } -func (i R_ARM) GoString() string { return stringName(uint32(i), rarmStrings, true) } - -// Relocation types for 386. -type R_386 int - -const ( - R_386_NONE R_386 = 0 /* No relocation. */ - R_386_32 R_386 = 1 /* Add symbol value. */ - R_386_PC32 R_386 = 2 /* Add PC-relative symbol value. */ - R_386_GOT32 R_386 = 3 /* Add PC-relative GOT offset. */ - R_386_PLT32 R_386 = 4 /* Add PC-relative PLT offset. */ - R_386_COPY R_386 = 5 /* Copy data from shared object. */ - R_386_GLOB_DAT R_386 = 6 /* Set GOT entry to data address. */ - R_386_JMP_SLOT R_386 = 7 /* Set GOT entry to code address. */ - R_386_RELATIVE R_386 = 8 /* Add load address of shared object. */ - R_386_GOTOFF R_386 = 9 /* Add GOT-relative symbol address. */ - R_386_GOTPC R_386 = 10 /* Add PC-relative GOT table address. */ - R_386_TLS_TPOFF R_386 = 14 /* Negative offset in static TLS block */ - R_386_TLS_IE R_386 = 15 /* Absolute address of GOT for -ve static TLS */ - R_386_TLS_GOTIE R_386 = 16 /* GOT entry for negative static TLS block */ - R_386_TLS_LE R_386 = 17 /* Negative offset relative to static TLS */ - R_386_TLS_GD R_386 = 18 /* 32 bit offset to GOT (index,off) pair */ - R_386_TLS_LDM R_386 = 19 /* 32 bit offset to GOT (index,zero) pair */ - R_386_TLS_GD_32 R_386 = 24 /* 32 bit offset to GOT (index,off) pair */ - R_386_TLS_GD_PUSH R_386 = 25 /* pushl instruction for Sun ABI GD sequence */ - R_386_TLS_GD_CALL R_386 = 26 /* call instruction for Sun ABI GD sequence */ - R_386_TLS_GD_POP R_386 = 27 /* popl instruction for Sun ABI GD sequence */ - R_386_TLS_LDM_32 R_386 = 28 /* 32 bit offset to GOT (index,zero) pair */ - R_386_TLS_LDM_PUSH R_386 = 29 /* pushl instruction for Sun ABI LD sequence */ - R_386_TLS_LDM_CALL R_386 = 30 /* call instruction for Sun ABI LD sequence */ - R_386_TLS_LDM_POP R_386 = 31 /* popl instruction for Sun ABI LD sequence */ - R_386_TLS_LDO_32 R_386 = 32 /* 32 bit offset from start of TLS block */ - R_386_TLS_IE_32 R_386 = 33 /* 32 bit offset to GOT static TLS offset entry */ - R_386_TLS_LE_32 R_386 = 34 /* 32 bit offset within static TLS block */ - R_386_TLS_DTPMOD32 R_386 = 35 /* GOT entry containing TLS index */ - R_386_TLS_DTPOFF32 R_386 = 36 /* GOT entry containing TLS offset */ - R_386_TLS_TPOFF32 R_386 = 37 /* GOT entry of -ve static TLS offset */ -) - -var r386Strings = []intName{ - {0, "R_386_NONE"}, - {1, "R_386_32"}, - {2, "R_386_PC32"}, - {3, "R_386_GOT32"}, - {4, "R_386_PLT32"}, - {5, "R_386_COPY"}, - {6, "R_386_GLOB_DAT"}, - {7, "R_386_JMP_SLOT"}, - {8, "R_386_RELATIVE"}, - {9, "R_386_GOTOFF"}, - {10, "R_386_GOTPC"}, - {14, "R_386_TLS_TPOFF"}, - {15, "R_386_TLS_IE"}, - {16, "R_386_TLS_GOTIE"}, - {17, "R_386_TLS_LE"}, - {18, "R_386_TLS_GD"}, - {19, "R_386_TLS_LDM"}, - {24, "R_386_TLS_GD_32"}, - {25, "R_386_TLS_GD_PUSH"}, - {26, "R_386_TLS_GD_CALL"}, - {27, "R_386_TLS_GD_POP"}, - {28, "R_386_TLS_LDM_32"}, - {29, "R_386_TLS_LDM_PUSH"}, - {30, "R_386_TLS_LDM_CALL"}, - {31, "R_386_TLS_LDM_POP"}, - {32, "R_386_TLS_LDO_32"}, - {33, "R_386_TLS_IE_32"}, - {34, "R_386_TLS_LE_32"}, - {35, "R_386_TLS_DTPMOD32"}, - {36, "R_386_TLS_DTPOFF32"}, - {37, "R_386_TLS_TPOFF32"}, -} - -func (i R_386) String() string { return stringName(uint32(i), r386Strings, false) } -func (i R_386) GoString() string { return stringName(uint32(i), r386Strings, true) } - -// Relocation types for PowerPC. -type R_PPC int - -const ( - R_PPC_NONE R_PPC = 0 /* No relocation. */ - R_PPC_ADDR32 R_PPC = 1 - R_PPC_ADDR24 R_PPC = 2 - R_PPC_ADDR16 R_PPC = 3 - R_PPC_ADDR16_LO R_PPC = 4 - R_PPC_ADDR16_HI R_PPC = 5 - R_PPC_ADDR16_HA R_PPC = 6 - R_PPC_ADDR14 R_PPC = 7 - R_PPC_ADDR14_BRTAKEN R_PPC = 8 - R_PPC_ADDR14_BRNTAKEN R_PPC = 9 - R_PPC_REL24 R_PPC = 10 - R_PPC_REL14 R_PPC = 11 - R_PPC_REL14_BRTAKEN R_PPC = 12 - R_PPC_REL14_BRNTAKEN R_PPC = 13 - R_PPC_GOT16 R_PPC = 14 - R_PPC_GOT16_LO R_PPC = 15 - R_PPC_GOT16_HI R_PPC = 16 - R_PPC_GOT16_HA R_PPC = 17 - R_PPC_PLTREL24 R_PPC = 18 - R_PPC_COPY R_PPC = 19 - R_PPC_GLOB_DAT R_PPC = 20 - R_PPC_JMP_SLOT R_PPC = 21 - R_PPC_RELATIVE R_PPC = 22 - R_PPC_LOCAL24PC R_PPC = 23 - R_PPC_UADDR32 R_PPC = 24 - R_PPC_UADDR16 R_PPC = 25 - R_PPC_REL32 R_PPC = 26 - R_PPC_PLT32 R_PPC = 27 - R_PPC_PLTREL32 R_PPC = 28 - R_PPC_PLT16_LO R_PPC = 29 - R_PPC_PLT16_HI R_PPC = 30 - R_PPC_PLT16_HA R_PPC = 31 - R_PPC_SDAREL16 R_PPC = 32 - R_PPC_SECTOFF R_PPC = 33 - R_PPC_SECTOFF_LO R_PPC = 34 - R_PPC_SECTOFF_HI R_PPC = 35 - R_PPC_SECTOFF_HA R_PPC = 36 - R_PPC_TLS R_PPC = 67 - R_PPC_DTPMOD32 R_PPC = 68 - R_PPC_TPREL16 R_PPC = 69 - R_PPC_TPREL16_LO R_PPC = 70 - R_PPC_TPREL16_HI R_PPC = 71 - R_PPC_TPREL16_HA R_PPC = 72 - R_PPC_TPREL32 R_PPC = 73 - R_PPC_DTPREL16 R_PPC = 74 - R_PPC_DTPREL16_LO R_PPC = 75 - R_PPC_DTPREL16_HI R_PPC = 76 - R_PPC_DTPREL16_HA R_PPC = 77 - R_PPC_DTPREL32 R_PPC = 78 - R_PPC_GOT_TLSGD16 R_PPC = 79 - R_PPC_GOT_TLSGD16_LO R_PPC = 80 - R_PPC_GOT_TLSGD16_HI R_PPC = 81 - R_PPC_GOT_TLSGD16_HA R_PPC = 82 - R_PPC_GOT_TLSLD16 R_PPC = 83 - R_PPC_GOT_TLSLD16_LO R_PPC = 84 - R_PPC_GOT_TLSLD16_HI R_PPC = 85 - R_PPC_GOT_TLSLD16_HA R_PPC = 86 - R_PPC_GOT_TPREL16 R_PPC = 87 - R_PPC_GOT_TPREL16_LO R_PPC = 88 - R_PPC_GOT_TPREL16_HI R_PPC = 89 - R_PPC_GOT_TPREL16_HA R_PPC = 90 - R_PPC_EMB_NADDR32 R_PPC = 101 - R_PPC_EMB_NADDR16 R_PPC = 102 - R_PPC_EMB_NADDR16_LO R_PPC = 103 - R_PPC_EMB_NADDR16_HI R_PPC = 104 - R_PPC_EMB_NADDR16_HA R_PPC = 105 - R_PPC_EMB_SDAI16 R_PPC = 106 - R_PPC_EMB_SDA2I16 R_PPC = 107 - R_PPC_EMB_SDA2REL R_PPC = 108 - R_PPC_EMB_SDA21 R_PPC = 109 - R_PPC_EMB_MRKREF R_PPC = 110 - R_PPC_EMB_RELSEC16 R_PPC = 111 - R_PPC_EMB_RELST_LO R_PPC = 112 - R_PPC_EMB_RELST_HI R_PPC = 113 - R_PPC_EMB_RELST_HA R_PPC = 114 - R_PPC_EMB_BIT_FLD R_PPC = 115 - R_PPC_EMB_RELSDA R_PPC = 116 -) - -var rppcStrings = []intName{ - {0, "R_PPC_NONE"}, - {1, "R_PPC_ADDR32"}, - {2, "R_PPC_ADDR24"}, - {3, "R_PPC_ADDR16"}, - {4, "R_PPC_ADDR16_LO"}, - {5, "R_PPC_ADDR16_HI"}, - {6, "R_PPC_ADDR16_HA"}, - {7, "R_PPC_ADDR14"}, - {8, "R_PPC_ADDR14_BRTAKEN"}, - {9, "R_PPC_ADDR14_BRNTAKEN"}, - {10, "R_PPC_REL24"}, - {11, "R_PPC_REL14"}, - {12, "R_PPC_REL14_BRTAKEN"}, - {13, "R_PPC_REL14_BRNTAKEN"}, - {14, "R_PPC_GOT16"}, - {15, "R_PPC_GOT16_LO"}, - {16, "R_PPC_GOT16_HI"}, - {17, "R_PPC_GOT16_HA"}, - {18, "R_PPC_PLTREL24"}, - {19, "R_PPC_COPY"}, - {20, "R_PPC_GLOB_DAT"}, - {21, "R_PPC_JMP_SLOT"}, - {22, "R_PPC_RELATIVE"}, - {23, "R_PPC_LOCAL24PC"}, - {24, "R_PPC_UADDR32"}, - {25, "R_PPC_UADDR16"}, - {26, "R_PPC_REL32"}, - {27, "R_PPC_PLT32"}, - {28, "R_PPC_PLTREL32"}, - {29, "R_PPC_PLT16_LO"}, - {30, "R_PPC_PLT16_HI"}, - {31, "R_PPC_PLT16_HA"}, - {32, "R_PPC_SDAREL16"}, - {33, "R_PPC_SECTOFF"}, - {34, "R_PPC_SECTOFF_LO"}, - {35, "R_PPC_SECTOFF_HI"}, - {36, "R_PPC_SECTOFF_HA"}, - - {67, "R_PPC_TLS"}, - {68, "R_PPC_DTPMOD32"}, - {69, "R_PPC_TPREL16"}, - {70, "R_PPC_TPREL16_LO"}, - {71, "R_PPC_TPREL16_HI"}, - {72, "R_PPC_TPREL16_HA"}, - {73, "R_PPC_TPREL32"}, - {74, "R_PPC_DTPREL16"}, - {75, "R_PPC_DTPREL16_LO"}, - {76, "R_PPC_DTPREL16_HI"}, - {77, "R_PPC_DTPREL16_HA"}, - {78, "R_PPC_DTPREL32"}, - {79, "R_PPC_GOT_TLSGD16"}, - {80, "R_PPC_GOT_TLSGD16_LO"}, - {81, "R_PPC_GOT_TLSGD16_HI"}, - {82, "R_PPC_GOT_TLSGD16_HA"}, - {83, "R_PPC_GOT_TLSLD16"}, - {84, "R_PPC_GOT_TLSLD16_LO"}, - {85, "R_PPC_GOT_TLSLD16_HI"}, - {86, "R_PPC_GOT_TLSLD16_HA"}, - {87, "R_PPC_GOT_TPREL16"}, - {88, "R_PPC_GOT_TPREL16_LO"}, - {89, "R_PPC_GOT_TPREL16_HI"}, - {90, "R_PPC_GOT_TPREL16_HA"}, - - {101, "R_PPC_EMB_NADDR32"}, - {102, "R_PPC_EMB_NADDR16"}, - {103, "R_PPC_EMB_NADDR16_LO"}, - {104, "R_PPC_EMB_NADDR16_HI"}, - {105, "R_PPC_EMB_NADDR16_HA"}, - {106, "R_PPC_EMB_SDAI16"}, - {107, "R_PPC_EMB_SDA2I16"}, - {108, "R_PPC_EMB_SDA2REL"}, - {109, "R_PPC_EMB_SDA21"}, - {110, "R_PPC_EMB_MRKREF"}, - {111, "R_PPC_EMB_RELSEC16"}, - {112, "R_PPC_EMB_RELST_LO"}, - {113, "R_PPC_EMB_RELST_HI"}, - {114, "R_PPC_EMB_RELST_HA"}, - {115, "R_PPC_EMB_BIT_FLD"}, - {116, "R_PPC_EMB_RELSDA"}, -} - -func (i R_PPC) String() string { return stringName(uint32(i), rppcStrings, false) } -func (i R_PPC) GoString() string { return stringName(uint32(i), rppcStrings, true) } - -// Relocation types for SPARC. -type R_SPARC int - -const ( - R_SPARC_NONE R_SPARC = 0 - R_SPARC_8 R_SPARC = 1 - R_SPARC_16 R_SPARC = 2 - R_SPARC_32 R_SPARC = 3 - R_SPARC_DISP8 R_SPARC = 4 - R_SPARC_DISP16 R_SPARC = 5 - R_SPARC_DISP32 R_SPARC = 6 - R_SPARC_WDISP30 R_SPARC = 7 - R_SPARC_WDISP22 R_SPARC = 8 - R_SPARC_HI22 R_SPARC = 9 - R_SPARC_22 R_SPARC = 10 - R_SPARC_13 R_SPARC = 11 - R_SPARC_LO10 R_SPARC = 12 - R_SPARC_GOT10 R_SPARC = 13 - R_SPARC_GOT13 R_SPARC = 14 - R_SPARC_GOT22 R_SPARC = 15 - R_SPARC_PC10 R_SPARC = 16 - R_SPARC_PC22 R_SPARC = 17 - R_SPARC_WPLT30 R_SPARC = 18 - R_SPARC_COPY R_SPARC = 19 - R_SPARC_GLOB_DAT R_SPARC = 20 - R_SPARC_JMP_SLOT R_SPARC = 21 - R_SPARC_RELATIVE R_SPARC = 22 - R_SPARC_UA32 R_SPARC = 23 - R_SPARC_PLT32 R_SPARC = 24 - R_SPARC_HIPLT22 R_SPARC = 25 - R_SPARC_LOPLT10 R_SPARC = 26 - R_SPARC_PCPLT32 R_SPARC = 27 - R_SPARC_PCPLT22 R_SPARC = 28 - R_SPARC_PCPLT10 R_SPARC = 29 - R_SPARC_10 R_SPARC = 30 - R_SPARC_11 R_SPARC = 31 - R_SPARC_64 R_SPARC = 32 - R_SPARC_OLO10 R_SPARC = 33 - R_SPARC_HH22 R_SPARC = 34 - R_SPARC_HM10 R_SPARC = 35 - R_SPARC_LM22 R_SPARC = 36 - R_SPARC_PC_HH22 R_SPARC = 37 - R_SPARC_PC_HM10 R_SPARC = 38 - R_SPARC_PC_LM22 R_SPARC = 39 - R_SPARC_WDISP16 R_SPARC = 40 - R_SPARC_WDISP19 R_SPARC = 41 - R_SPARC_GLOB_JMP R_SPARC = 42 - R_SPARC_7 R_SPARC = 43 - R_SPARC_5 R_SPARC = 44 - R_SPARC_6 R_SPARC = 45 - R_SPARC_DISP64 R_SPARC = 46 - R_SPARC_PLT64 R_SPARC = 47 - R_SPARC_HIX22 R_SPARC = 48 - R_SPARC_LOX10 R_SPARC = 49 - R_SPARC_H44 R_SPARC = 50 - R_SPARC_M44 R_SPARC = 51 - R_SPARC_L44 R_SPARC = 52 - R_SPARC_REGISTER R_SPARC = 53 - R_SPARC_UA64 R_SPARC = 54 - R_SPARC_UA16 R_SPARC = 55 -) - -var rsparcStrings = []intName{ - {0, "R_SPARC_NONE"}, - {1, "R_SPARC_8"}, - {2, "R_SPARC_16"}, - {3, "R_SPARC_32"}, - {4, "R_SPARC_DISP8"}, - {5, "R_SPARC_DISP16"}, - {6, "R_SPARC_DISP32"}, - {7, "R_SPARC_WDISP30"}, - {8, "R_SPARC_WDISP22"}, - {9, "R_SPARC_HI22"}, - {10, "R_SPARC_22"}, - {11, "R_SPARC_13"}, - {12, "R_SPARC_LO10"}, - {13, "R_SPARC_GOT10"}, - {14, "R_SPARC_GOT13"}, - {15, "R_SPARC_GOT22"}, - {16, "R_SPARC_PC10"}, - {17, "R_SPARC_PC22"}, - {18, "R_SPARC_WPLT30"}, - {19, "R_SPARC_COPY"}, - {20, "R_SPARC_GLOB_DAT"}, - {21, "R_SPARC_JMP_SLOT"}, - {22, "R_SPARC_RELATIVE"}, - {23, "R_SPARC_UA32"}, - {24, "R_SPARC_PLT32"}, - {25, "R_SPARC_HIPLT22"}, - {26, "R_SPARC_LOPLT10"}, - {27, "R_SPARC_PCPLT32"}, - {28, "R_SPARC_PCPLT22"}, - {29, "R_SPARC_PCPLT10"}, - {30, "R_SPARC_10"}, - {31, "R_SPARC_11"}, - {32, "R_SPARC_64"}, - {33, "R_SPARC_OLO10"}, - {34, "R_SPARC_HH22"}, - {35, "R_SPARC_HM10"}, - {36, "R_SPARC_LM22"}, - {37, "R_SPARC_PC_HH22"}, - {38, "R_SPARC_PC_HM10"}, - {39, "R_SPARC_PC_LM22"}, - {40, "R_SPARC_WDISP16"}, - {41, "R_SPARC_WDISP19"}, - {42, "R_SPARC_GLOB_JMP"}, - {43, "R_SPARC_7"}, - {44, "R_SPARC_5"}, - {45, "R_SPARC_6"}, - {46, "R_SPARC_DISP64"}, - {47, "R_SPARC_PLT64"}, - {48, "R_SPARC_HIX22"}, - {49, "R_SPARC_LOX10"}, - {50, "R_SPARC_H44"}, - {51, "R_SPARC_M44"}, - {52, "R_SPARC_L44"}, - {53, "R_SPARC_REGISTER"}, - {54, "R_SPARC_UA64"}, - {55, "R_SPARC_UA16"}, -} - -func (i R_SPARC) String() string { return stringName(uint32(i), rsparcStrings, false) } -func (i R_SPARC) GoString() string { return stringName(uint32(i), rsparcStrings, true) } - -// Magic number for the elf trampoline, chosen wisely to be an immediate value. -const ARM_MAGIC_TRAMP_NUMBER = 0x5c000003 - -// ELF32 File header. -type Header32 struct { - Ident [EI_NIDENT]byte /* File identification. */ - Type uint16 /* File type. */ - Machine uint16 /* Machine architecture. */ - Version uint32 /* ELF format version. */ - Entry uint32 /* Entry point. */ - Phoff uint32 /* Program header file offset. */ - Shoff uint32 /* Section header file offset. */ - Flags uint32 /* Architecture-specific flags. */ - Ehsize uint16 /* Size of ELF header in bytes. */ - Phentsize uint16 /* Size of program header entry. */ - Phnum uint16 /* Number of program header entries. */ - Shentsize uint16 /* Size of section header entry. */ - Shnum uint16 /* Number of section header entries. */ - Shstrndx uint16 /* Section name strings section. */ -} - -// ELF32 Section header. -type Section32 struct { - Name uint32 /* Section name (index into the section header string table). */ - Type uint32 /* Section type. */ - Flags uint32 /* Section flags. */ - Addr uint32 /* Address in memory image. */ - Off uint32 /* Offset in file. */ - Size uint32 /* Size in bytes. */ - Link uint32 /* Index of a related section. */ - Info uint32 /* Depends on section type. */ - Addralign uint32 /* Alignment in bytes. */ - Entsize uint32 /* Size of each entry in section. */ -} - -// ELF32 Program header. -type Prog32 struct { - Type uint32 /* Entry type. */ - Off uint32 /* File offset of contents. */ - Vaddr uint32 /* Virtual address in memory image. */ - Paddr uint32 /* Physical address (not used). */ - Filesz uint32 /* Size of contents in file. */ - Memsz uint32 /* Size of contents in memory. */ - Flags uint32 /* Access permission flags. */ - Align uint32 /* Alignment in memory and file. */ -} - -// ELF32 Dynamic structure. The ".dynamic" section contains an array of them. -type Dyn32 struct { - Tag int32 /* Entry type. */ - Val uint32 /* Integer/Address value. */ -} - -/* - * Relocation entries. - */ - -// ELF32 Relocations that don't need an addend field. -type Rel32 struct { - Off uint32 /* Location to be relocated. */ - Info uint32 /* Relocation type and symbol index. */ -} - -// ELF32 Relocations that need an addend field. -type Rela32 struct { - Off uint32 /* Location to be relocated. */ - Info uint32 /* Relocation type and symbol index. */ - Addend int32 /* Addend. */ -} - -func R_SYM32(info uint32) uint32 { return uint32(info >> 8) } -func R_TYPE32(info uint32) uint32 { return uint32(info & 0xff) } -func R_INFO32(sym, typ uint32) uint32 { return sym<<8 | typ } - -// ELF32 Symbol. -type Sym32 struct { - Name uint32 - Value uint32 - Size uint32 - Info uint8 - Other uint8 - Shndx uint16 -} - -const Sym32Size = 16 - -func ST_BIND(info uint8) SymBind { return SymBind(info >> 4) } -func ST_TYPE(info uint8) SymType { return SymType(info & 0xF) } -func ST_INFO(bind SymBind, typ SymType) uint8 { - return uint8(bind)<<4 | uint8(typ)&0xf -} -func ST_VISIBILITY(other uint8) SymVis { return SymVis(other & 3) } - -/* - * ELF64 - */ - -// ELF64 file header. -type Header64 struct { - Ident [EI_NIDENT]byte /* File identification. */ - Type uint16 /* File type. */ - Machine uint16 /* Machine architecture. */ - Version uint32 /* ELF format version. */ - Entry uint64 /* Entry point. */ - Phoff uint64 /* Program header file offset. */ - Shoff uint64 /* Section header file offset. */ - Flags uint32 /* Architecture-specific flags. */ - Ehsize uint16 /* Size of ELF header in bytes. */ - Phentsize uint16 /* Size of program header entry. */ - Phnum uint16 /* Number of program header entries. */ - Shentsize uint16 /* Size of section header entry. */ - Shnum uint16 /* Number of section header entries. */ - Shstrndx uint16 /* Section name strings section. */ -} - -// ELF64 Section header. -type Section64 struct { - Name uint32 /* Section name (index into the section header string table). */ - Type uint32 /* Section type. */ - Flags uint64 /* Section flags. */ - Addr uint64 /* Address in memory image. */ - Off uint64 /* Offset in file. */ - Size uint64 /* Size in bytes. */ - Link uint32 /* Index of a related section. */ - Info uint32 /* Depends on section type. */ - Addralign uint64 /* Alignment in bytes. */ - Entsize uint64 /* Size of each entry in section. */ -} - -// ELF64 Program header. -type Prog64 struct { - Type uint32 /* Entry type. */ - Flags uint32 /* Access permission flags. */ - Off uint64 /* File offset of contents. */ - Vaddr uint64 /* Virtual address in memory image. */ - Paddr uint64 /* Physical address (not used). */ - Filesz uint64 /* Size of contents in file. */ - Memsz uint64 /* Size of contents in memory. */ - Align uint64 /* Alignment in memory and file. */ -} - -// ELF64 Dynamic structure. The ".dynamic" section contains an array of them. -type Dyn64 struct { - Tag int64 /* Entry type. */ - Val uint64 /* Integer/address value */ -} - -/* - * Relocation entries. - */ - -/* ELF64 relocations that don't need an addend field. */ -type Rel64 struct { - Off uint64 /* Location to be relocated. */ - Info uint64 /* Relocation type and symbol index. */ -} - -/* ELF64 relocations that need an addend field. */ -type Rela64 struct { - Off uint64 /* Location to be relocated. */ - Info uint64 /* Relocation type and symbol index. */ - Addend int64 /* Addend. */ -} - -func R_SYM64(info uint64) uint32 { return uint32(info >> 32) } -func R_TYPE64(info uint64) uint32 { return uint32(info) } -func R_INFO(sym, typ uint32) uint64 { return uint64(sym)<<32 | uint64(typ) } - -// ELF64 symbol table entries. -type Sym64 struct { - Name uint32 /* String table index of name. */ - Info uint8 /* Type and binding information. */ - Other uint8 /* Reserved (not used). */ - Shndx uint16 /* Section index of symbol. */ - Value uint64 /* Symbol value. */ - Size uint64 /* Size of associated object. */ -} - -const Sym64Size = 24 - -type intName struct { - i uint32 - s string -} - -func stringName(i uint32, names []intName, goSyntax bool) string { - for _, n := range names { - if n.i == i { - if goSyntax { - return "elf." + n.s - } - return n.s - } - } - - // second pass - look for smaller to add with. - // assume sorted already - for j := len(names) - 1; j >= 0; j-- { - n := names[j] - if n.i < i { - s := n.s - if goSyntax { - s = "elf." + s - } - return s + "+" + strconv.FormatUint(uint64(i-n.i), 10) - } - } - - return strconv.FormatUint(uint64(i), 10) -} - -func flagName(i uint32, names []intName, goSyntax bool) string { - s := "" - for _, n := range names { - if n.i&i == n.i { - if len(s) > 0 { - s += "+" - } - if goSyntax { - s += "elf." - } - s += n.s - i -= n.i - } - } - if len(s) == 0 { - return "0x" + strconv.FormatUint(uint64(i), 16) - } - if i != 0 { - s += "+0x" + strconv.FormatUint(uint64(i), 16) - } - return s -} |