| /* |
| * 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 "golang.org/x/debug/ogle/debug/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 terminationfunctions. */ |
| 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 |
| } |