mirror of
https://github.com/beego/bee.git
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1522 lines
51 KiB
Go
1522 lines
51 KiB
Go
/*
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* ELF constants and data structures
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*
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* Derived from:
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* $FreeBSD: src/sys/sys/elf32.h,v 1.8.14.1 2005/12/30 22:13:58 marcel Exp $
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* $FreeBSD: src/sys/sys/elf64.h,v 1.10.14.1 2005/12/30 22:13:58 marcel Exp $
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* $FreeBSD: src/sys/sys/elf_common.h,v 1.15.8.1 2005/12/30 22:13:58 marcel Exp $
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* $FreeBSD: src/sys/alpha/include/elf.h,v 1.14 2003/09/25 01:10:22 peter Exp $
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* $FreeBSD: src/sys/amd64/include/elf.h,v 1.18 2004/08/03 08:21:48 dfr Exp $
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* $FreeBSD: src/sys/arm/include/elf.h,v 1.5.2.1 2006/06/30 21:42:52 cognet Exp $
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* $FreeBSD: src/sys/i386/include/elf.h,v 1.16 2004/08/02 19:12:17 dfr Exp $
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* $FreeBSD: src/sys/powerpc/include/elf.h,v 1.7 2004/11/02 09:47:01 ssouhlal Exp $
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* $FreeBSD: src/sys/sparc64/include/elf.h,v 1.12 2003/09/25 01:10:26 peter Exp $
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*
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* Copyright (c) 1996-1998 John D. Polstra. All rights reserved.
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* Copyright (c) 2001 David E. O'Brien
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* Portions Copyright 2009 The Go Authors. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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package elf
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import "strconv"
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/*
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* Constants
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*/
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// Indexes into the Header.Ident array.
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const (
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EI_CLASS = 4 /* Class of machine. */
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EI_DATA = 5 /* Data format. */
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EI_VERSION = 6 /* ELF format version. */
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EI_OSABI = 7 /* Operating system / ABI identification */
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EI_ABIVERSION = 8 /* ABI version */
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EI_PAD = 9 /* Start of padding (per SVR4 ABI). */
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EI_NIDENT = 16 /* Size of e_ident array. */
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)
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// Initial magic number for ELF files.
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const ELFMAG = "\177ELF"
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// Version is found in Header.Ident[EI_VERSION] and Header.Version.
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type Version byte
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const (
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EV_NONE Version = 0
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EV_CURRENT Version = 1
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)
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var versionStrings = []intName{
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{0, "EV_NONE"},
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{1, "EV_CURRENT"},
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}
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func (i Version) String() string { return stringName(uint32(i), versionStrings, false) }
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func (i Version) GoString() string { return stringName(uint32(i), versionStrings, true) }
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// Class is found in Header.Ident[EI_CLASS] and Header.Class.
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type Class byte
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const (
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ELFCLASSNONE Class = 0 /* Unknown class. */
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ELFCLASS32 Class = 1 /* 32-bit architecture. */
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ELFCLASS64 Class = 2 /* 64-bit architecture. */
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)
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var classStrings = []intName{
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{0, "ELFCLASSNONE"},
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{1, "ELFCLASS32"},
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{2, "ELFCLASS64"},
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}
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func (i Class) String() string { return stringName(uint32(i), classStrings, false) }
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func (i Class) GoString() string { return stringName(uint32(i), classStrings, true) }
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// Data is found in Header.Ident[EI_DATA] and Header.Data.
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type Data byte
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const (
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ELFDATANONE Data = 0 /* Unknown data format. */
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ELFDATA2LSB Data = 1 /* 2's complement little-endian. */
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ELFDATA2MSB Data = 2 /* 2's complement big-endian. */
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)
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var dataStrings = []intName{
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{0, "ELFDATANONE"},
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{1, "ELFDATA2LSB"},
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{2, "ELFDATA2MSB"},
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}
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func (i Data) String() string { return stringName(uint32(i), dataStrings, false) }
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func (i Data) GoString() string { return stringName(uint32(i), dataStrings, true) }
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// OSABI is found in Header.Ident[EI_OSABI] and Header.OSABI.
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type OSABI byte
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const (
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ELFOSABI_NONE OSABI = 0 /* UNIX System V ABI */
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ELFOSABI_HPUX OSABI = 1 /* HP-UX operating system */
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ELFOSABI_NETBSD OSABI = 2 /* NetBSD */
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ELFOSABI_LINUX OSABI = 3 /* GNU/Linux */
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ELFOSABI_HURD OSABI = 4 /* GNU/Hurd */
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ELFOSABI_86OPEN OSABI = 5 /* 86Open common IA32 ABI */
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ELFOSABI_SOLARIS OSABI = 6 /* Solaris */
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ELFOSABI_AIX OSABI = 7 /* AIX */
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ELFOSABI_IRIX OSABI = 8 /* IRIX */
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ELFOSABI_FREEBSD OSABI = 9 /* FreeBSD */
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ELFOSABI_TRU64 OSABI = 10 /* TRU64 UNIX */
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ELFOSABI_MODESTO OSABI = 11 /* Novell Modesto */
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ELFOSABI_OPENBSD OSABI = 12 /* OpenBSD */
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ELFOSABI_OPENVMS OSABI = 13 /* Open VMS */
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ELFOSABI_NSK OSABI = 14 /* HP Non-Stop Kernel */
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ELFOSABI_ARM OSABI = 97 /* ARM */
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ELFOSABI_STANDALONE OSABI = 255 /* Standalone (embedded) application */
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)
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var osabiStrings = []intName{
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{0, "ELFOSABI_NONE"},
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{1, "ELFOSABI_HPUX"},
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{2, "ELFOSABI_NETBSD"},
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{3, "ELFOSABI_LINUX"},
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{4, "ELFOSABI_HURD"},
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{5, "ELFOSABI_86OPEN"},
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{6, "ELFOSABI_SOLARIS"},
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{7, "ELFOSABI_AIX"},
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{8, "ELFOSABI_IRIX"},
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{9, "ELFOSABI_FREEBSD"},
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{10, "ELFOSABI_TRU64"},
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{11, "ELFOSABI_MODESTO"},
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{12, "ELFOSABI_OPENBSD"},
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{13, "ELFOSABI_OPENVMS"},
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{14, "ELFOSABI_NSK"},
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{97, "ELFOSABI_ARM"},
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{255, "ELFOSABI_STANDALONE"},
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}
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func (i OSABI) String() string { return stringName(uint32(i), osabiStrings, false) }
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func (i OSABI) GoString() string { return stringName(uint32(i), osabiStrings, true) }
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// Type is found in Header.Type.
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type Type uint16
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const (
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ET_NONE Type = 0 /* Unknown type. */
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ET_REL Type = 1 /* Relocatable. */
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ET_EXEC Type = 2 /* Executable. */
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ET_DYN Type = 3 /* Shared object. */
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ET_CORE Type = 4 /* Core file. */
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ET_LOOS Type = 0xfe00 /* First operating system specific. */
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ET_HIOS Type = 0xfeff /* Last operating system-specific. */
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ET_LOPROC Type = 0xff00 /* First processor-specific. */
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ET_HIPROC Type = 0xffff /* Last processor-specific. */
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)
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var typeStrings = []intName{
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{0, "ET_NONE"},
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{1, "ET_REL"},
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{2, "ET_EXEC"},
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{3, "ET_DYN"},
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{4, "ET_CORE"},
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{0xfe00, "ET_LOOS"},
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{0xfeff, "ET_HIOS"},
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{0xff00, "ET_LOPROC"},
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{0xffff, "ET_HIPROC"},
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}
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func (i Type) String() string { return stringName(uint32(i), typeStrings, false) }
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func (i Type) GoString() string { return stringName(uint32(i), typeStrings, true) }
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// Machine is found in Header.Machine.
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type Machine uint16
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const (
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EM_NONE Machine = 0 /* Unknown machine. */
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EM_M32 Machine = 1 /* AT&T WE32100. */
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EM_SPARC Machine = 2 /* Sun SPARC. */
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EM_386 Machine = 3 /* Intel i386. */
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EM_68K Machine = 4 /* Motorola 68000. */
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EM_88K Machine = 5 /* Motorola 88000. */
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EM_860 Machine = 7 /* Intel i860. */
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EM_MIPS Machine = 8 /* MIPS R3000 Big-Endian only. */
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EM_S370 Machine = 9 /* IBM System/370. */
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EM_MIPS_RS3_LE Machine = 10 /* MIPS R3000 Little-Endian. */
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EM_PARISC Machine = 15 /* HP PA-RISC. */
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EM_VPP500 Machine = 17 /* Fujitsu VPP500. */
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EM_SPARC32PLUS Machine = 18 /* SPARC v8plus. */
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EM_960 Machine = 19 /* Intel 80960. */
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EM_PPC Machine = 20 /* PowerPC 32-bit. */
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EM_PPC64 Machine = 21 /* PowerPC 64-bit. */
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EM_S390 Machine = 22 /* IBM System/390. */
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EM_V800 Machine = 36 /* NEC V800. */
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EM_FR20 Machine = 37 /* Fujitsu FR20. */
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EM_RH32 Machine = 38 /* TRW RH-32. */
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EM_RCE Machine = 39 /* Motorola RCE. */
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EM_ARM Machine = 40 /* ARM. */
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EM_SH Machine = 42 /* Hitachi SH. */
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EM_SPARCV9 Machine = 43 /* SPARC v9 64-bit. */
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EM_TRICORE Machine = 44 /* Siemens TriCore embedded processor. */
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EM_ARC Machine = 45 /* Argonaut RISC Core. */
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EM_H8_300 Machine = 46 /* Hitachi H8/300. */
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EM_H8_300H Machine = 47 /* Hitachi H8/300H. */
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EM_H8S Machine = 48 /* Hitachi H8S. */
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EM_H8_500 Machine = 49 /* Hitachi H8/500. */
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EM_IA_64 Machine = 50 /* Intel IA-64 Processor. */
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EM_MIPS_X Machine = 51 /* Stanford MIPS-X. */
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EM_COLDFIRE Machine = 52 /* Motorola ColdFire. */
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EM_68HC12 Machine = 53 /* Motorola M68HC12. */
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EM_MMA Machine = 54 /* Fujitsu MMA. */
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EM_PCP Machine = 55 /* Siemens PCP. */
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EM_NCPU Machine = 56 /* Sony nCPU. */
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EM_NDR1 Machine = 57 /* Denso NDR1 microprocessor. */
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EM_STARCORE Machine = 58 /* Motorola Star*Core processor. */
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EM_ME16 Machine = 59 /* Toyota ME16 processor. */
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EM_ST100 Machine = 60 /* STMicroelectronics ST100 processor. */
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EM_TINYJ Machine = 61 /* Advanced Logic Corp. TinyJ processor. */
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EM_X86_64 Machine = 62 /* Advanced Micro Devices x86-64 */
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/* Non-standard or deprecated. */
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EM_486 Machine = 6 /* Intel i486. */
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EM_MIPS_RS4_BE Machine = 10 /* MIPS R4000 Big-Endian */
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EM_ALPHA_STD Machine = 41 /* Digital Alpha (standard value). */
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EM_ALPHA Machine = 0x9026 /* Alpha (written in the absence of an ABI) */
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)
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var machineStrings = []intName{
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{0, "EM_NONE"},
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{1, "EM_M32"},
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{2, "EM_SPARC"},
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{3, "EM_386"},
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{4, "EM_68K"},
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{5, "EM_88K"},
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{7, "EM_860"},
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{8, "EM_MIPS"},
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{9, "EM_S370"},
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{10, "EM_MIPS_RS3_LE"},
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{15, "EM_PARISC"},
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{17, "EM_VPP500"},
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{18, "EM_SPARC32PLUS"},
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{19, "EM_960"},
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{20, "EM_PPC"},
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{21, "EM_PPC64"},
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{22, "EM_S390"},
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{36, "EM_V800"},
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{37, "EM_FR20"},
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{38, "EM_RH32"},
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{39, "EM_RCE"},
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{40, "EM_ARM"},
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{42, "EM_SH"},
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{43, "EM_SPARCV9"},
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{44, "EM_TRICORE"},
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{45, "EM_ARC"},
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{46, "EM_H8_300"},
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{47, "EM_H8_300H"},
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{48, "EM_H8S"},
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{49, "EM_H8_500"},
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{50, "EM_IA_64"},
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{51, "EM_MIPS_X"},
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{52, "EM_COLDFIRE"},
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{53, "EM_68HC12"},
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{54, "EM_MMA"},
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{55, "EM_PCP"},
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{56, "EM_NCPU"},
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{57, "EM_NDR1"},
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{58, "EM_STARCORE"},
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{59, "EM_ME16"},
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{60, "EM_ST100"},
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{61, "EM_TINYJ"},
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{62, "EM_X86_64"},
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/* Non-standard or deprecated. */
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{6, "EM_486"},
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{10, "EM_MIPS_RS4_BE"},
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{41, "EM_ALPHA_STD"},
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{0x9026, "EM_ALPHA"},
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}
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func (i Machine) String() string { return stringName(uint32(i), machineStrings, false) }
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func (i Machine) GoString() string { return stringName(uint32(i), machineStrings, true) }
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// Special section indices.
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type SectionIndex int
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const (
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SHN_UNDEF SectionIndex = 0 /* Undefined, missing, irrelevant. */
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SHN_LORESERVE SectionIndex = 0xff00 /* First of reserved range. */
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SHN_LOPROC SectionIndex = 0xff00 /* First processor-specific. */
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SHN_HIPROC SectionIndex = 0xff1f /* Last processor-specific. */
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SHN_LOOS SectionIndex = 0xff20 /* First operating system-specific. */
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SHN_HIOS SectionIndex = 0xff3f /* Last operating system-specific. */
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SHN_ABS SectionIndex = 0xfff1 /* Absolute values. */
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SHN_COMMON SectionIndex = 0xfff2 /* Common data. */
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SHN_XINDEX SectionIndex = 0xffff /* Escape -- index stored elsewhere. */
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SHN_HIRESERVE SectionIndex = 0xffff /* Last of reserved range. */
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)
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var shnStrings = []intName{
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{0, "SHN_UNDEF"},
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{0xff00, "SHN_LOPROC"},
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{0xff20, "SHN_LOOS"},
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{0xfff1, "SHN_ABS"},
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{0xfff2, "SHN_COMMON"},
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{0xffff, "SHN_XINDEX"},
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}
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func (i SectionIndex) String() string { return stringName(uint32(i), shnStrings, false) }
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func (i SectionIndex) GoString() string { return stringName(uint32(i), shnStrings, true) }
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// Section type.
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type SectionType uint32
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const (
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SHT_NULL SectionType = 0 /* inactive */
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SHT_PROGBITS SectionType = 1 /* program defined information */
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SHT_SYMTAB SectionType = 2 /* symbol table section */
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|
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 */
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|
SHT_NOTE SectionType = 7 /* note section */
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|
SHT_NOBITS SectionType = 8 /* no space section */
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|
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). */
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|
SHT_LOOS SectionType = 0x60000000 /* First of OS specific semantics */
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|
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 */
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|
)
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|
|
|
var shtStrings = []intName{
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{0, "SHT_NULL"},
|
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{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
|
|
}
|