Index: head/sys/sys/elf_common.h =================================================================== --- head/sys/sys/elf_common.h (revision 282915) +++ head/sys/sys/elf_common.h (revision 282916) @@ -1,1252 +1,1253 @@ /*- * Copyright (c) 2000, 2001, 2008, 2011, David E. O'Brien * Copyright (c) 1998 John D. Polstra. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ #ifndef _SYS_ELF_COMMON_H_ #define _SYS_ELF_COMMON_H_ 1 /* * ELF definitions that are independent of architecture or word size. */ /* * Note header. The ".note" section contains an array of notes. Each * begins with this header, aligned to a word boundary. Immediately * following the note header is n_namesz bytes of name, padded to the * next word boundary. Then comes n_descsz bytes of descriptor, again * padded to a word boundary. The values of n_namesz and n_descsz do * not include the padding. */ typedef struct { u_int32_t n_namesz; /* Length of name. */ u_int32_t n_descsz; /* Length of descriptor. */ u_int32_t n_type; /* Type of this note. */ } Elf_Note; /* * Option kinds. */ #define ODK_NULL 0 /* undefined */ #define ODK_REGINFO 1 /* register usage info */ #define ODK_EXCEPTIONS 2 /* exception processing info */ #define ODK_PAD 3 /* section padding */ #define ODK_HWPATCH 4 /* hardware patch applied */ #define ODK_FILL 5 /* fill value used by the linker */ #define ODK_TAGS 6 /* reserved space for tools */ #define ODK_HWAND 7 /* hardware AND patch applied */ #define ODK_HWOR 8 /* hardware OR patch applied */ #define ODK_GP_GROUP 9 /* GP group for text/data sections */ #define ODK_IDENT 10 /* ID information */ #define ODK_PAGESIZE 11 /* page size information */ /* * ODK_EXCEPTIONS info field masks. */ #define OEX_FPU_MIN 0x0000001f /* min FPU exception required */ #define OEX_FPU_MAX 0x00001f00 /* max FPU exception allowed */ #define OEX_PAGE0 0x00010000 /* page zero must be mapped */ #define OEX_SMM 0x00020000 /* run in sequential memory mode */ #define OEX_PRECISEFP 0x00040000 /* run in precise FP exception mode */ #define OEX_DISMISS 0x00080000 /* dismiss invalid address traps */ /* * ODK_PAD info field masks. */ #define OPAD_PREFIX 0x0001 #define OPAD_POSTFIX 0x0002 #define OPAD_SYMBOL 0x0004 /* * ODK_HWPATCH info field masks. */ #define OHW_R4KEOP 0x00000001 /* patch for R4000 branch at end-of-page bug */ #define OHW_R8KPFETCH 0x00000002 /* R8000 prefetch bug may occur */ #define OHW_R5KEOP 0x00000004 /* patch for R5000 branch at end-of-page bug */ #define OHW_R5KCVTL 0x00000008 /* R5000 cvt.[ds].l bug: clean == 1 */ #define OHW_R10KLDL 0x00000010UL /* need patch for R10000 misaligned load */ /* * ODK_HWAND/ODK_HWOR info field and hwp_flags[12] masks. */ #define OHWA0_R4KEOP_CHECKED 0x00000001 /* object checked for R4000 end-of-page bug */ #define OHWA0_R4KEOP_CLEAN 0x00000002 /* object verified clean for R4000 end-of-page bug */ #define OHWO0_FIXADE 0x00000001 /* object requires call to fixade */ /* * ODK_IDENT/ODK_GP_GROUP info field masks. */ #define OGP_GROUP 0x0000ffff /* GP group number */ #define OGP_SELF 0x00010000 /* GP group is self-contained */ /* * The header for GNU-style hash sections. */ typedef struct { u_int32_t gh_nbuckets; /* Number of hash buckets. */ u_int32_t gh_symndx; /* First visible symbol in .dynsym. */ u_int32_t gh_maskwords; /* #maskwords used in bloom filter. */ u_int32_t gh_shift2; /* Bloom filter shift count. */ } Elf_GNU_Hash_Header; /* Indexes into the e_ident array. Keep synced with http://www.sco.com/developers/gabi/latest/ch4.eheader.html */ #define EI_MAG0 0 /* Magic number, byte 0. */ #define EI_MAG1 1 /* Magic number, byte 1. */ #define EI_MAG2 2 /* Magic number, byte 2. */ #define EI_MAG3 3 /* Magic number, byte 3. */ #define EI_CLASS 4 /* Class of machine. */ #define EI_DATA 5 /* Data format. */ #define EI_VERSION 6 /* ELF format version. */ #define EI_OSABI 7 /* Operating system / ABI identification */ #define EI_ABIVERSION 8 /* ABI version */ #define OLD_EI_BRAND 8 /* Start of architecture identification. */ #define EI_PAD 9 /* Start of padding (per SVR4 ABI). */ #define EI_NIDENT 16 /* Size of e_ident array. */ /* Values for the magic number bytes. */ #define ELFMAG0 0x7f #define ELFMAG1 'E' #define ELFMAG2 'L' #define ELFMAG3 'F' #define ELFMAG "\177ELF" /* magic string */ #define SELFMAG 4 /* magic string size */ /* Values for e_ident[EI_VERSION] and e_version. */ #define EV_NONE 0 #define EV_CURRENT 1 /* Values for e_ident[EI_CLASS]. */ #define ELFCLASSNONE 0 /* Unknown class. */ #define ELFCLASS32 1 /* 32-bit architecture. */ #define ELFCLASS64 2 /* 64-bit architecture. */ /* Values for e_ident[EI_DATA]. */ #define ELFDATANONE 0 /* Unknown data format. */ #define ELFDATA2LSB 1 /* 2's complement little-endian. */ #define ELFDATA2MSB 2 /* 2's complement big-endian. */ /* Values for e_ident[EI_OSABI]. */ #define ELFOSABI_NONE 0 /* UNIX System V ABI */ #define ELFOSABI_HPUX 1 /* HP-UX operating system */ #define ELFOSABI_NETBSD 2 /* NetBSD */ #define ELFOSABI_LINUX 3 /* GNU/Linux */ #define ELFOSABI_HURD 4 /* GNU/Hurd */ #define ELFOSABI_86OPEN 5 /* 86Open common IA32 ABI */ #define ELFOSABI_SOLARIS 6 /* Solaris */ #define ELFOSABI_AIX 7 /* AIX */ #define ELFOSABI_IRIX 8 /* IRIX */ #define ELFOSABI_FREEBSD 9 /* FreeBSD */ #define ELFOSABI_TRU64 10 /* TRU64 UNIX */ #define ELFOSABI_MODESTO 11 /* Novell Modesto */ #define ELFOSABI_OPENBSD 12 /* OpenBSD */ #define ELFOSABI_OPENVMS 13 /* Open VMS */ #define ELFOSABI_NSK 14 /* HP Non-Stop Kernel */ #define ELFOSABI_AROS 15 /* Amiga Research OS */ #define ELFOSABI_FENIXOS 16 /* FenixOS */ #define ELFOSABI_CLOUDABI 17 /* Nuxi CloudABI */ #define ELFOSABI_ARM 97 /* ARM */ #define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */ #define ELFOSABI_SYSV ELFOSABI_NONE /* symbol used in old spec */ #define ELFOSABI_MONTEREY ELFOSABI_AIX /* Monterey */ #define ELFOSABI_GNU ELFOSABI_LINUX /* e_ident */ #define IS_ELF(ehdr) ((ehdr).e_ident[EI_MAG0] == ELFMAG0 && \ (ehdr).e_ident[EI_MAG1] == ELFMAG1 && \ (ehdr).e_ident[EI_MAG2] == ELFMAG2 && \ (ehdr).e_ident[EI_MAG3] == ELFMAG3) /* Values for e_type. */ #define ET_NONE 0 /* Unknown type. */ #define ET_REL 1 /* Relocatable. */ #define ET_EXEC 2 /* Executable. */ #define ET_DYN 3 /* Shared object. */ #define ET_CORE 4 /* Core file. */ #define ET_LOOS 0xfe00 /* First operating system specific. */ #define ET_HIOS 0xfeff /* Last operating system-specific. */ #define ET_LOPROC 0xff00 /* First processor-specific. */ #define ET_HIPROC 0xffff /* Last processor-specific. */ /* Values for e_machine. */ #define EM_NONE 0 /* Unknown machine. */ #define EM_M32 1 /* AT&T WE32100. */ #define EM_SPARC 2 /* Sun SPARC. */ #define EM_386 3 /* Intel i386. */ #define EM_68K 4 /* Motorola 68000. */ #define EM_88K 5 /* Motorola 88000. */ +#define EM_IAMCU 6 /* Intel MCU. */ #define EM_860 7 /* Intel i860. */ #define EM_MIPS 8 /* MIPS R3000 Big-Endian only. */ #define EM_S370 9 /* IBM System/370. */ #define EM_MIPS_RS3_LE 10 /* MIPS R3000 Little-Endian. */ #define EM_PARISC 15 /* HP PA-RISC. */ #define EM_VPP500 17 /* Fujitsu VPP500. */ #define EM_SPARC32PLUS 18 /* SPARC v8plus. */ #define EM_960 19 /* Intel 80960. */ #define EM_PPC 20 /* PowerPC 32-bit. */ #define EM_PPC64 21 /* PowerPC 64-bit. */ #define EM_S390 22 /* IBM System/390. */ #define EM_V800 36 /* NEC V800. */ #define EM_FR20 37 /* Fujitsu FR20. */ #define EM_RH32 38 /* TRW RH-32. */ #define EM_RCE 39 /* Motorola RCE. */ #define EM_ARM 40 /* ARM. */ #define EM_SH 42 /* Hitachi SH. */ #define EM_SPARCV9 43 /* SPARC v9 64-bit. */ #define EM_TRICORE 44 /* Siemens TriCore embedded processor. */ #define EM_ARC 45 /* Argonaut RISC Core. */ #define EM_H8_300 46 /* Hitachi H8/300. */ #define EM_H8_300H 47 /* Hitachi H8/300H. */ #define EM_H8S 48 /* Hitachi H8S. */ #define EM_H8_500 49 /* Hitachi H8/500. */ #define EM_IA_64 50 /* Intel IA-64 Processor. */ #define EM_MIPS_X 51 /* Stanford MIPS-X. */ #define EM_COLDFIRE 52 /* Motorola ColdFire. */ #define EM_68HC12 53 /* Motorola M68HC12. */ #define EM_MMA 54 /* Fujitsu MMA. */ #define EM_PCP 55 /* Siemens PCP. */ #define EM_NCPU 56 /* Sony nCPU. */ #define EM_NDR1 57 /* Denso NDR1 microprocessor. */ #define EM_STARCORE 58 /* Motorola Star*Core processor. */ #define EM_ME16 59 /* Toyota ME16 processor. */ #define EM_ST100 60 /* STMicroelectronics ST100 processor. */ #define EM_TINYJ 61 /* Advanced Logic Corp. TinyJ processor. */ #define EM_X86_64 62 /* Advanced Micro Devices x86-64 */ #define EM_AMD64 EM_X86_64 /* Advanced Micro Devices x86-64 (compat) */ #define EM_PDSP 63 /* Sony DSP Processor. */ #define EM_FX66 66 /* Siemens FX66 microcontroller. */ #define EM_ST9PLUS 67 /* STMicroelectronics ST9+ 8/16 microcontroller. */ #define EM_ST7 68 /* STmicroelectronics ST7 8-bit microcontroller. */ #define EM_68HC16 69 /* Motorola MC68HC16 microcontroller. */ #define EM_68HC11 70 /* Motorola MC68HC11 microcontroller. */ #define EM_68HC08 71 /* Motorola MC68HC08 microcontroller. */ #define EM_68HC05 72 /* Motorola MC68HC05 microcontroller. */ #define EM_SVX 73 /* Silicon Graphics SVx. */ #define EM_ST19 74 /* STMicroelectronics ST19 8-bit mc. */ #define EM_VAX 75 /* Digital VAX. */ #define EM_CRIS 76 /* Axis Communications 32-bit embedded processor. */ #define EM_JAVELIN 77 /* Infineon Technologies 32-bit embedded processor. */ #define EM_FIREPATH 78 /* Element 14 64-bit DSP Processor. */ #define EM_ZSP 79 /* LSI Logic 16-bit DSP Processor. */ #define EM_MMIX 80 /* Donald Knuth's educational 64-bit proc. */ #define EM_HUANY 81 /* Harvard University machine-independent object files. */ #define EM_PRISM 82 /* SiTera Prism. */ #define EM_AVR 83 /* Atmel AVR 8-bit microcontroller. */ #define EM_FR30 84 /* Fujitsu FR30. */ #define EM_D10V 85 /* Mitsubishi D10V. */ #define EM_D30V 86 /* Mitsubishi D30V. */ #define EM_V850 87 /* NEC v850. */ #define EM_M32R 88 /* Mitsubishi M32R. */ #define EM_MN10300 89 /* Matsushita MN10300. */ #define EM_MN10200 90 /* Matsushita MN10200. */ #define EM_PJ 91 /* picoJava. */ #define EM_OPENRISC 92 /* OpenRISC 32-bit embedded processor. */ #define EM_ARC_A5 93 /* ARC Cores Tangent-A5. */ #define EM_XTENSA 94 /* Tensilica Xtensa Architecture. */ #define EM_VIDEOCORE 95 /* Alphamosaic VideoCore processor. */ #define EM_TMM_GPP 96 /* Thompson Multimedia General Purpose Processor. */ #define EM_NS32K 97 /* National Semiconductor 32000 series. */ #define EM_TPC 98 /* Tenor Network TPC processor. */ #define EM_SNP1K 99 /* Trebia SNP 1000 processor. */ #define EM_ST200 100 /* STMicroelectronics ST200 microcontroller. */ #define EM_IP2K 101 /* Ubicom IP2xxx microcontroller family. */ #define EM_MAX 102 /* MAX Processor. */ #define EM_CR 103 /* National Semiconductor CompactRISC microprocessor. */ #define EM_F2MC16 104 /* Fujitsu F2MC16. */ #define EM_MSP430 105 /* Texas Instruments embedded microcontroller msp430. */ #define EM_BLACKFIN 106 /* Analog Devices Blackfin (DSP) processor. */ #define EM_SE_C33 107 /* S1C33 Family of Seiko Epson processors. */ #define EM_SEP 108 /* Sharp embedded microprocessor. */ #define EM_ARCA 109 /* Arca RISC Microprocessor. */ #define EM_UNICORE 110 /* Microprocessor series from PKU-Unity Ltd. and MPRC of Peking University */ #define EM_AARCH64 183 /* AArch64 (64-bit ARM) */ /* Non-standard or deprecated. */ #define EM_486 6 /* Intel i486. */ #define EM_MIPS_RS4_BE 10 /* MIPS R4000 Big-Endian */ #define EM_ALPHA_STD 41 /* Digital Alpha (standard value). */ #define EM_ALPHA 0x9026 /* Alpha (written in the absence of an ABI) */ /** * e_flags */ #define EF_ARM_RELEXEC 0x1 #define EF_ARM_HASENTRY 0x2 #define EF_ARM_SYMSARESORTED 0x4 #define EF_ARM_DYNSYMSUSESEGIDX 0x8 #define EF_ARM_MAPSYMSFIRST 0x10 #define EF_ARM_LE8 0x00400000 #define EF_ARM_BE8 0x00800000 #define EF_ARM_EABIMASK 0xFF000000 #define EF_ARM_EABI_UNKNOWN 0x00000000 #define EF_ARM_EABI_VER1 0x01000000 #define EF_ARM_EABI_VER2 0x02000000 #define EF_ARM_EABI_VER3 0x03000000 #define EF_ARM_EABI_VER4 0x04000000 #define EF_ARM_EABI_VER5 0x05000000 #define EF_ARM_INTERWORK 0x00000004 #define EF_ARM_APCS_26 0x00000008 #define EF_ARM_APCS_FLOAT 0x00000010 #define EF_ARM_PIC 0x00000020 #define EF_ARM_ALIGN8 0x00000040 #define EF_ARM_NEW_ABI 0x00000080 #define EF_ARM_OLD_ABI 0x00000100 #define EF_ARM_SOFT_FLOAT 0x00000200 #define EF_ARM_VFP_FLOAT 0x00000400 #define EF_ARM_MAVERICK_FLOAT 0x00000800 #define EF_MIPS_NOREORDER 0x00000001 #define EF_MIPS_PIC 0x00000002 /* Contains PIC code */ #define EF_MIPS_CPIC 0x00000004 /* STD PIC calling sequence */ #define EF_MIPS_UCODE 0x00000010 #define EF_MIPS_ABI2 0x00000020 /* N32 */ #define EF_MIPS_OPTIONS_FIRST 0x00000080 #define EF_MIPS_ARCH_ASE 0x0F000000 /* Architectural extensions */ #define EF_MIPS_ARCH_ASE_MDMX 0x08000000 /* MDMX multimedia extension */ #define EF_MIPS_ARCH_ASE_M16 0x04000000 /* MIPS-16 ISA extensions */ #define EF_MIPS_ARCH 0xF0000000 /* Architecture field */ #define EF_PPC_EMB 0x80000000 #define EF_PPC_RELOCATABLE 0x00010000 #define EF_PPC_RELOCATABLE_LIB 0x00008000 #define EF_SPARC_EXT_MASK 0x00ffff00 #define EF_SPARC_32PLUS 0x00000100 #define EF_SPARC_SUN_US1 0x00000200 #define EF_SPARC_HAL_R1 0x00000200 #define EF_SPARC_SUN_US3 0x00000800 #define EF_SPARCV9_MM 0x00000003 #define EF_SPARCV9_TSO 0x00000000 #define EF_SPARCV9_PSO 0x00000001 #define EF_SPARCV9_RMO 0x00000002 /* Special section indexes. */ #define SHN_UNDEF 0 /* Undefined, missing, irrelevant. */ #define SHN_LORESERVE 0xff00 /* First of reserved range. */ #define SHN_LOPROC 0xff00 /* First processor-specific. */ #define SHN_HIPROC 0xff1f /* Last processor-specific. */ #define SHN_LOOS 0xff20 /* First operating system-specific. */ #define SHN_FBSD_CACHED SHN_LOOS /* Transient, for sys/kern/link_elf_obj linker only: Cached global in local symtab. */ #define SHN_HIOS 0xff3f /* Last operating system-specific. */ #define SHN_ABS 0xfff1 /* Absolute values. */ #define SHN_COMMON 0xfff2 /* Common data. */ #define SHN_XINDEX 0xffff /* Escape -- index stored elsewhere. */ #define SHN_HIRESERVE 0xffff /* Last of reserved range. */ /* sh_type */ #define SHT_NULL 0 /* inactive */ #define SHT_PROGBITS 1 /* program defined information */ #define SHT_SYMTAB 2 /* symbol table section */ #define SHT_STRTAB 3 /* string table section */ #define SHT_RELA 4 /* relocation section with addends */ #define SHT_HASH 5 /* symbol hash table section */ #define SHT_DYNAMIC 6 /* dynamic section */ #define SHT_NOTE 7 /* note section */ #define SHT_NOBITS 8 /* no space section */ #define SHT_REL 9 /* relocation section - no addends */ #define SHT_SHLIB 10 /* reserved - purpose unknown */ #define SHT_DYNSYM 11 /* dynamic symbol table section */ #define SHT_INIT_ARRAY 14 /* Initialization function pointers. */ #define SHT_FINI_ARRAY 15 /* Termination function pointers. */ #define SHT_PREINIT_ARRAY 16 /* Pre-initialization function ptrs. */ #define SHT_GROUP 17 /* Section group. */ #define SHT_SYMTAB_SHNDX 18 /* Section indexes (see SHN_XINDEX). */ #define SHT_LOOS 0x60000000 /* First of OS specific semantics */ #define SHT_LOSUNW 0x6ffffff4 #define SHT_SUNW_dof 0x6ffffff4 #define SHT_SUNW_cap 0x6ffffff5 #define SHT_GNU_ATTRIBUTES 0x6ffffff5 #define SHT_SUNW_SIGNATURE 0x6ffffff6 #define SHT_GNU_HASH 0x6ffffff6 #define SHT_GNU_LIBLIST 0x6ffffff7 #define SHT_SUNW_ANNOTATE 0x6ffffff7 #define SHT_SUNW_DEBUGSTR 0x6ffffff8 #define SHT_SUNW_DEBUG 0x6ffffff9 #define SHT_SUNW_move 0x6ffffffa #define SHT_SUNW_COMDAT 0x6ffffffb #define SHT_SUNW_syminfo 0x6ffffffc #define SHT_SUNW_verdef 0x6ffffffd #define SHT_GNU_verdef 0x6ffffffd /* Symbol versions provided */ #define SHT_SUNW_verneed 0x6ffffffe #define SHT_GNU_verneed 0x6ffffffe /* Symbol versions required */ #define SHT_SUNW_versym 0x6fffffff #define SHT_GNU_versym 0x6fffffff /* Symbol version table */ #define SHT_HISUNW 0x6fffffff #define SHT_HIOS 0x6fffffff /* Last of OS specific semantics */ #define SHT_LOPROC 0x70000000 /* reserved range for processor */ #define SHT_AMD64_UNWIND 0x70000001 /* unwind information */ #define SHT_ARM_EXIDX 0x70000001 /* Exception index table. */ #define SHT_ARM_PREEMPTMAP 0x70000002 /* BPABI DLL dynamic linking pre-emption map. */ #define SHT_ARM_ATTRIBUTES 0x70000003 /* Object file compatibility attributes. */ #define SHT_ARM_DEBUGOVERLAY 0x70000004 /* See DBGOVL for details. */ #define SHT_ARM_OVERLAYSECTION 0x70000005 /* See DBGOVL for details. */ #define SHT_MIPS_LIBLIST 0x70000000 #define SHT_MIPS_MSYM 0x70000001 #define SHT_MIPS_CONFLICT 0x70000002 #define SHT_MIPS_GPTAB 0x70000003 #define SHT_MIPS_UCODE 0x70000004 #define SHT_MIPS_DEBUG 0x70000005 #define SHT_MIPS_REGINFO 0x70000006 #define SHT_MIPS_PACKAGE 0x70000007 #define SHT_MIPS_PACKSYM 0x70000008 #define SHT_MIPS_RELD 0x70000009 #define SHT_MIPS_IFACE 0x7000000b #define SHT_MIPS_CONTENT 0x7000000c #define SHT_MIPS_OPTIONS 0x7000000d #define SHT_MIPS_DELTASYM 0x7000001b #define SHT_MIPS_DELTAINST 0x7000001c #define SHT_MIPS_DELTACLASS 0x7000001d #define SHT_MIPS_DWARF 0x7000001e /* MIPS gcc uses MIPS_DWARF */ #define SHT_MIPS_DELTADECL 0x7000001f #define SHT_MIPS_SYMBOL_LIB 0x70000020 #define SHT_MIPS_EVENTS 0x70000021 #define SHT_MIPS_TRANSLATE 0x70000022 #define SHT_MIPS_PIXIE 0x70000023 #define SHT_MIPS_XLATE 0x70000024 #define SHT_MIPS_XLATE_DEBUG 0x70000025 #define SHT_MIPS_WHIRL 0x70000026 #define SHT_MIPS_EH_REGION 0x70000027 #define SHT_MIPS_XLATE_OLD 0x70000028 #define SHT_MIPS_PDR_EXCEPTION 0x70000029 #define SHT_SPARC_GOTDATA 0x70000000 #define SHTORDERED #define SHT_HIPROC 0x7fffffff /* specific section header types */ #define SHT_LOUSER 0x80000000 /* reserved range for application */ #define SHT_HIUSER 0xffffffff /* specific indexes */ /* Flags for sh_flags. */ #define SHF_WRITE 0x1 /* Section contains writable data. */ #define SHF_ALLOC 0x2 /* Section occupies memory. */ #define SHF_EXECINSTR 0x4 /* Section contains instructions. */ #define SHF_MERGE 0x10 /* Section may be merged. */ #define SHF_STRINGS 0x20 /* Section contains strings. */ #define SHF_INFO_LINK 0x40 /* sh_info holds section index. */ #define SHF_LINK_ORDER 0x80 /* Special ordering requirements. */ #define SHF_OS_NONCONFORMING 0x100 /* OS-specific processing required. */ #define SHF_GROUP 0x200 /* Member of section group. */ #define SHF_TLS 0x400 /* Section contains TLS data. */ #define SHF_MASKOS 0x0ff00000 /* OS-specific semantics. */ #define SHF_MASKPROC 0xf0000000 /* Processor-specific semantics. */ /* Values for p_type. */ #define PT_NULL 0 /* Unused entry. */ #define PT_LOAD 1 /* Loadable segment. */ #define PT_DYNAMIC 2 /* Dynamic linking information segment. */ #define PT_INTERP 3 /* Pathname of interpreter. */ #define PT_NOTE 4 /* Auxiliary information. */ #define PT_SHLIB 5 /* Reserved (not used). */ #define PT_PHDR 6 /* Location of program header itself. */ #define PT_TLS 7 /* Thread local storage segment */ #define PT_LOOS 0x60000000 /* First OS-specific. */ #define PT_SUNW_UNWIND 0x6464e550 /* amd64 UNWIND program header */ #define PT_GNU_EH_FRAME 0x6474e550 #define PT_GNU_STACK 0x6474e551 #define PT_GNU_RELRO 0x6474e552 #define PT_DUMP_DELTA 0x6fb5d000 /* va->pa map for kernel dumps (currently arm). */ #define PT_LOSUNW 0x6ffffffa #define PT_SUNWBSS 0x6ffffffa /* Sun Specific segment */ #define PT_SUNWSTACK 0x6ffffffb /* describes the stack segment */ #define PT_SUNWDTRACE 0x6ffffffc /* private */ #define PT_SUNWCAP 0x6ffffffd /* hard/soft capabilities segment */ #define PT_HISUNW 0x6fffffff #define PT_HIOS 0x6fffffff /* Last OS-specific. */ #define PT_LOPROC 0x70000000 /* First processor-specific type. */ #define PT_HIPROC 0x7fffffff /* Last processor-specific type. */ /* Values for p_flags. */ #define PF_X 0x1 /* Executable. */ #define PF_W 0x2 /* Writable. */ #define PF_R 0x4 /* Readable. */ #define PF_MASKOS 0x0ff00000 /* Operating system-specific. */ #define PF_MASKPROC 0xf0000000 /* Processor-specific. */ /* Extended program header index. */ #define PN_XNUM 0xffff /* Values for d_tag. */ #define DT_NULL 0 /* Terminating entry. */ #define DT_NEEDED 1 /* String table offset of a needed shared library. */ #define DT_PLTRELSZ 2 /* Total size in bytes of PLT relocations. */ #define DT_PLTGOT 3 /* Processor-dependent address. */ #define DT_HASH 4 /* Address of symbol hash table. */ #define DT_STRTAB 5 /* Address of string table. */ #define DT_SYMTAB 6 /* Address of symbol table. */ #define DT_RELA 7 /* Address of ElfNN_Rela relocations. */ #define DT_RELASZ 8 /* Total size of ElfNN_Rela relocations. */ #define DT_RELAENT 9 /* Size of each ElfNN_Rela relocation entry. */ #define DT_STRSZ 10 /* Size of string table. */ #define DT_SYMENT 11 /* Size of each symbol table entry. */ #define DT_INIT 12 /* Address of initialization function. */ #define DT_FINI 13 /* Address of finalization function. */ #define DT_SONAME 14 /* String table offset of shared object name. */ #define DT_RPATH 15 /* String table offset of library path. [sup] */ #define DT_SYMBOLIC 16 /* Indicates "symbolic" linking. [sup] */ #define DT_REL 17 /* Address of ElfNN_Rel relocations. */ #define DT_RELSZ 18 /* Total size of ElfNN_Rel relocations. */ #define DT_RELENT 19 /* Size of each ElfNN_Rel relocation. */ #define DT_PLTREL 20 /* Type of relocation used for PLT. */ #define DT_DEBUG 21 /* Reserved (not used). */ #define DT_TEXTREL 22 /* Indicates there may be relocations in non-writable segments. [sup] */ #define DT_JMPREL 23 /* Address of PLT relocations. */ #define DT_BIND_NOW 24 /* [sup] */ #define DT_INIT_ARRAY 25 /* Address of the array of pointers to initialization functions */ #define DT_FINI_ARRAY 26 /* Address of the array of pointers to termination functions */ #define DT_INIT_ARRAYSZ 27 /* Size in bytes of the array of initialization functions. */ #define DT_FINI_ARRAYSZ 28 /* Size in bytes of the array of termination functions. */ #define DT_RUNPATH 29 /* String table offset of a null-terminated library search path string. */ #define DT_FLAGS 30 /* Object specific flag values. */ #define DT_ENCODING 32 /* Values greater than or equal to DT_ENCODING and less than DT_LOOS follow the rules for the interpretation of the d_un union as follows: even == 'd_ptr', odd == 'd_val' or none */ #define DT_PREINIT_ARRAY 32 /* Address of the array of pointers to pre-initialization functions. */ #define DT_PREINIT_ARRAYSZ 33 /* Size in bytes of the array of pre-initialization functions. */ #define DT_MAXPOSTAGS 34 /* number of positive tags */ #define DT_LOOS 0x6000000d /* First OS-specific */ #define DT_SUNW_AUXILIARY 0x6000000d /* symbol auxiliary name */ #define DT_SUNW_RTLDINF 0x6000000e /* ld.so.1 info (private) */ #define DT_SUNW_FILTER 0x6000000f /* symbol filter name */ #define DT_SUNW_CAP 0x60000010 /* hardware/software */ #define DT_HIOS 0x6ffff000 /* Last OS-specific */ /* * DT_* entries which fall between DT_VALRNGHI & DT_VALRNGLO use the * Dyn.d_un.d_val field of the Elf*_Dyn structure. */ #define DT_VALRNGLO 0x6ffffd00 #define DT_GNU_PRELINKED 0x6ffffdf5 /* prelinking timestamp */ #define DT_GNU_CONFLICTSZ 0x6ffffdf6 /* size of conflict section */ #define DT_GNU_LIBLISTSZ 0x6ffffdf7 /* size of library list */ #define DT_CHECKSUM 0x6ffffdf8 /* elf checksum */ #define DT_PLTPADSZ 0x6ffffdf9 /* pltpadding size */ #define DT_MOVEENT 0x6ffffdfa /* move table entry size */ #define DT_MOVESZ 0x6ffffdfb /* move table size */ #define DT_FEATURE 0x6ffffdfc /* feature holder */ #define DT_FEATURE_1 DT_FEATURE #define DT_POSFLAG_1 0x6ffffdfd /* flags for DT_* entries, effecting */ /* the following DT_* entry. */ /* See DF_P1_* definitions */ #define DT_SYMINSZ 0x6ffffdfe /* syminfo table size (in bytes) */ #define DT_SYMINENT 0x6ffffdff /* syminfo entry size (in bytes) */ #define DT_VALRNGHI 0x6ffffdff /* * DT_* entries which fall between DT_ADDRRNGHI & DT_ADDRRNGLO use the * Dyn.d_un.d_ptr field of the Elf*_Dyn structure. * * If any adjustment is made to the ELF object after it has been * built, these entries will need to be adjusted. */ #define DT_ADDRRNGLO 0x6ffffe00 #define DT_GNU_HASH 0x6ffffef5 /* GNU-style hash table */ #define DT_GNU_CONFLICT 0x6ffffef8 /* address of conflict section */ #define DT_GNU_LIBLIST 0x6ffffef9 /* address of library list */ #define DT_CONFIG 0x6ffffefa /* configuration information */ #define DT_DEPAUDIT 0x6ffffefb /* dependency auditing */ #define DT_AUDIT 0x6ffffefc /* object auditing */ #define DT_PLTPAD 0x6ffffefd /* pltpadding (sparcv9) */ #define DT_MOVETAB 0x6ffffefe /* move table */ #define DT_SYMINFO 0x6ffffeff /* syminfo table */ #define DT_ADDRRNGHI 0x6ffffeff #define DT_VERSYM 0x6ffffff0 /* Address of versym section. */ #define DT_RELACOUNT 0x6ffffff9 /* number of RELATIVE relocations */ #define DT_RELCOUNT 0x6ffffffa /* number of RELATIVE relocations */ #define DT_FLAGS_1 0x6ffffffb /* state flags - see DF_1_* defs */ #define DT_VERDEF 0x6ffffffc /* Address of verdef section. */ #define DT_VERDEFNUM 0x6ffffffd /* Number of elems in verdef section */ #define DT_VERNEED 0x6ffffffe /* Address of verneed section. */ #define DT_VERNEEDNUM 0x6fffffff /* Number of elems in verneed section */ #define DT_LOPROC 0x70000000 /* First processor-specific type. */ #define DT_ARM_SYMTABSZ 0x70000001 #define DT_ARM_PREEMPTMAP 0x70000002 #define DT_SPARC_REGISTER 0x70000001 #define DT_DEPRECATED_SPARC_REGISTER 0x7000001 #define DT_MIPS_RLD_VERSION 0x70000001 #define DT_MIPS_TIME_STAMP 0x70000002 #define DT_MIPS_ICHECKSUM 0x70000003 #define DT_MIPS_IVERSION 0x70000004 #define DT_MIPS_FLAGS 0x70000005 #define DT_MIPS_BASE_ADDRESS 0x70000006 #define DT_MIPS_CONFLICT 0x70000008 #define DT_MIPS_LIBLIST 0x70000009 #define DT_MIPS_LOCAL_GOTNO 0x7000000a #define DT_MIPS_CONFLICTNO 0x7000000b #define DT_MIPS_LIBLISTNO 0x70000010 #define DT_MIPS_SYMTABNO 0x70000011 #define DT_MIPS_UNREFEXTNO 0x70000012 #define DT_MIPS_GOTSYM 0x70000013 #define DT_MIPS_HIPAGENO 0x70000014 #define DT_MIPS_RLD_MAP 0x70000016 #define DT_MIPS_DELTA_CLASS 0x70000017 #define DT_MIPS_DELTA_CLASS_NO 0x70000018 #define DT_MIPS_DELTA_INSTANCE 0x70000019 #define DT_MIPS_DELTA_INSTANCE_NO 0x7000001A #define DT_MIPS_DELTA_RELOC 0x7000001B #define DT_MIPS_DELTA_RELOC_NO 0x7000001C #define DT_MIPS_DELTA_SYM 0x7000001D #define DT_MIPS_DELTA_SYM_NO 0x7000001E #define DT_MIPS_DELTA_CLASSSYM 0x70000020 #define DT_MIPS_DELTA_CLASSSYM_NO 0x70000021 #define DT_MIPS_CXX_FLAGS 0x70000022 #define DT_MIPS_PIXIE_INIT 0x70000023 #define DT_MIPS_SYMBOL_LIB 0x70000024 #define DT_MIPS_LOCALPAGE_GOTIDX 0x70000025 #define DT_MIPS_LOCAL_GOTIDX 0x70000026 #define DT_MIPS_HIDDEN_GOTIDX 0x70000027 #define DT_MIPS_PROTECTED_GOTIDX 0x70000028 #define DT_MIPS_OPTIONS 0x70000029 #define DT_MIPS_INTERFACE 0x7000002A #define DT_MIPS_DYNSTR_ALIGN 0x7000002B #define DT_MIPS_INTERFACE_SIZE 0x7000002C #define DT_MIPS_RLD_TEXT_RESOLVE_ADDR 0x7000002D #define DT_MIPS_PERF_SUFFIX 0x7000002E #define DT_MIPS_COMPACT_SIZE 0x7000002F #define DT_MIPS_GP_VALUE 0x70000030 #define DT_MIPS_AUX_DYNAMIC 0x70000031 #define DT_MIPS_PLTGOT 0x70000032 #define DT_MIPS_RLD_OBJ_UPDATE 0x70000033 #define DT_MIPS_RWPLT 0x70000034 #define DT_PPC_GOT 0x70000000 #define DT_PPC_TLSOPT 0x70000001 #define DT_PPC64_GLINK 0x70000000 #define DT_PPC64_OPD 0x70000001 #define DT_PPC64_OPDSZ 0x70000002 #define DT_PPC64_TLSOPT 0x70000003 #define DT_AUXILIARY 0x7ffffffd /* shared library auxiliary name */ #define DT_USED 0x7ffffffe /* ignored - same as needed */ #define DT_FILTER 0x7fffffff /* shared library filter name */ #define DT_HIPROC 0x7fffffff /* Last processor-specific type. */ /* Values for DT_FLAGS */ #define DF_ORIGIN 0x0001 /* Indicates that the object being loaded may make reference to the $ORIGIN substitution string */ #define DF_SYMBOLIC 0x0002 /* Indicates "symbolic" linking. */ #define DF_TEXTREL 0x0004 /* Indicates there may be relocations in non-writable segments. */ #define DF_BIND_NOW 0x0008 /* Indicates that the dynamic linker should process all relocations for the object containing this entry before transferring control to the program. */ #define DF_STATIC_TLS 0x0010 /* Indicates that the shared object or executable contains code using a static thread-local storage scheme. */ /* Values for DT_FLAGS_1 */ #define DF_1_BIND_NOW 0x00000001 /* Same as DF_BIND_NOW */ #define DF_1_GLOBAL 0x00000002 /* Set the RTLD_GLOBAL for object */ #define DF_1_NODELETE 0x00000008 /* Set the RTLD_NODELETE for object */ #define DF_1_LOADFLTR 0x00000010 /* Immediate loading of filtees */ #define DF_1_NOOPEN 0x00000040 /* Do not allow loading on dlopen() */ #define DF_1_ORIGIN 0x00000080 /* Process $ORIGIN */ #define DF_1_INTERPOSE 0x00000400 /* Interpose all objects but main */ #define DF_1_NODEFLIB 0x00000800 /* Do not search default paths */ /* Values for l_flags. */ #define LL_NONE 0x0 /* no flags */ #define LL_EXACT_MATCH 0x1 /* require an exact match */ #define LL_IGNORE_INT_VER 0x2 /* ignore version incompatibilities */ #define LL_REQUIRE_MINOR 0x4 #define LL_EXPORTS 0x8 #define LL_DELAY_LOAD 0x10 #define LL_DELTA 0x20 /* Values for n_type. Used in core files. */ #define NT_PRSTATUS 1 /* Process status. */ #define NT_FPREGSET 2 /* Floating point registers. */ #define NT_PRPSINFO 3 /* Process state info. */ #define NT_THRMISC 7 /* Thread miscellaneous info. */ #define NT_PROCSTAT_PROC 8 /* Procstat proc data. */ #define NT_PROCSTAT_FILES 9 /* Procstat files data. */ #define NT_PROCSTAT_VMMAP 10 /* Procstat vmmap data. */ #define NT_PROCSTAT_GROUPS 11 /* Procstat groups data. */ #define NT_PROCSTAT_UMASK 12 /* Procstat umask data. */ #define NT_PROCSTAT_RLIMIT 13 /* Procstat rlimit data. */ #define NT_PROCSTAT_OSREL 14 /* Procstat osreldate data. */ #define NT_PROCSTAT_PSSTRINGS 15 /* Procstat ps_strings data. */ #define NT_PROCSTAT_AUXV 16 /* Procstat auxv data. */ #define NT_PPC_VMX 0x100 /* PowerPC Altivec/VMX registers */ #define NT_X86_XSTATE 0x202 /* x86 XSAVE extended state. */ /* Symbol Binding - ELFNN_ST_BIND - st_info */ #define STB_LOCAL 0 /* Local symbol */ #define STB_GLOBAL 1 /* Global symbol */ #define STB_WEAK 2 /* like global - lower precedence */ #define STB_LOOS 10 /* Reserved range for operating system */ #define STB_HIOS 12 /* specific semantics. */ #define STB_LOPROC 13 /* reserved range for processor */ #define STB_HIPROC 15 /* specific semantics. */ /* Symbol type - ELFNN_ST_TYPE - st_info */ #define STT_NOTYPE 0 /* Unspecified type. */ #define STT_OBJECT 1 /* Data object. */ #define STT_FUNC 2 /* Function. */ #define STT_SECTION 3 /* Section. */ #define STT_FILE 4 /* Source file. */ #define STT_COMMON 5 /* Uninitialized common block. */ #define STT_TLS 6 /* TLS object. */ #define STT_NUM 7 #define STT_LOOS 10 /* Reserved range for operating system */ #define STT_GNU_IFUNC 10 #define STT_HIOS 12 /* specific semantics. */ #define STT_LOPROC 13 /* reserved range for processor */ #define STT_HIPROC 15 /* specific semantics. */ /* Symbol visibility - ELFNN_ST_VISIBILITY - st_other */ #define STV_DEFAULT 0x0 /* Default visibility (see binding). */ #define STV_INTERNAL 0x1 /* Special meaning in relocatable objects. */ #define STV_HIDDEN 0x2 /* Not visible. */ #define STV_PROTECTED 0x3 /* Visible but not preemptible. */ #define STV_EXPORTED 0x4 #define STV_SINGLETON 0x5 #define STV_ELIMINATE 0x6 /* Special symbol table indexes. */ #define STN_UNDEF 0 /* Undefined symbol index. */ /* Symbol versioning flags. */ #define VER_DEF_CURRENT 1 #define VER_DEF_IDX(x) VER_NDX(x) #define VER_FLG_BASE 0x01 #define VER_FLG_WEAK 0x02 #define VER_NEED_CURRENT 1 #define VER_NEED_WEAK (1u << 15) #define VER_NEED_HIDDEN VER_NDX_HIDDEN #define VER_NEED_IDX(x) VER_NDX(x) #define VER_NDX_LOCAL 0 #define VER_NDX_GLOBAL 1 #define VER_NDX_GIVEN 2 #define VER_NDX_HIDDEN (1u << 15) #define VER_NDX(x) ((x) & ~(1u << 15)) #define CA_SUNW_NULL 0 #define CA_SUNW_HW_1 1 /* first hardware capabilities entry */ #define CA_SUNW_SF_1 2 /* first software capabilities entry */ /* * Syminfo flag values */ #define SYMINFO_FLG_DIRECT 0x0001 /* symbol ref has direct association */ /* to object containing defn. */ #define SYMINFO_FLG_PASSTHRU 0x0002 /* ignored - see SYMINFO_FLG_FILTER */ #define SYMINFO_FLG_COPY 0x0004 /* symbol is a copy-reloc */ #define SYMINFO_FLG_LAZYLOAD 0x0008 /* object containing defn should be */ /* lazily-loaded */ #define SYMINFO_FLG_DIRECTBIND 0x0010 /* ref should be bound directly to */ /* object containing defn. */ #define SYMINFO_FLG_NOEXTDIRECT 0x0020 /* don't let an external reference */ /* directly bind to this symbol */ #define SYMINFO_FLG_FILTER 0x0002 /* symbol ref is associated to a */ #define SYMINFO_FLG_AUXILIARY 0x0040 /* standard or auxiliary filter */ /* * Syminfo.si_boundto values. */ #define SYMINFO_BT_SELF 0xffff /* symbol bound to self */ #define SYMINFO_BT_PARENT 0xfffe /* symbol bound to parent */ #define SYMINFO_BT_NONE 0xfffd /* no special symbol binding */ #define SYMINFO_BT_EXTERN 0xfffc /* symbol defined as external */ #define SYMINFO_BT_LOWRESERVE 0xff00 /* beginning of reserved entries */ /* * Syminfo version values. */ #define SYMINFO_NONE 0 /* Syminfo version */ #define SYMINFO_CURRENT 1 #define SYMINFO_NUM 2 /* * Relocation types. * * All machine architectures are defined here to allow tools on one to * handle others. */ #define R_386_NONE 0 /* No relocation. */ #define R_386_32 1 /* Add symbol value. */ #define R_386_PC32 2 /* Add PC-relative symbol value. */ #define R_386_GOT32 3 /* Add PC-relative GOT offset. */ #define R_386_PLT32 4 /* Add PC-relative PLT offset. */ #define R_386_COPY 5 /* Copy data from shared object. */ #define R_386_GLOB_DAT 6 /* Set GOT entry to data address. */ #define R_386_JMP_SLOT 7 /* Set GOT entry to code address. */ #define R_386_RELATIVE 8 /* Add load address of shared object. */ #define R_386_GOTOFF 9 /* Add GOT-relative symbol address. */ #define R_386_GOTPC 10 /* Add PC-relative GOT table address. */ #define R_386_TLS_TPOFF 14 /* Negative offset in static TLS block */ #define R_386_TLS_IE 15 /* Absolute address of GOT for -ve static TLS */ #define R_386_TLS_GOTIE 16 /* GOT entry for negative static TLS block */ #define R_386_TLS_LE 17 /* Negative offset relative to static TLS */ #define R_386_TLS_GD 18 /* 32 bit offset to GOT (index,off) pair */ #define R_386_TLS_LDM 19 /* 32 bit offset to GOT (index,zero) pair */ #define R_386_TLS_GD_32 24 /* 32 bit offset to GOT (index,off) pair */ #define R_386_TLS_GD_PUSH 25 /* pushl instruction for Sun ABI GD sequence */ #define R_386_TLS_GD_CALL 26 /* call instruction for Sun ABI GD sequence */ #define R_386_TLS_GD_POP 27 /* popl instruction for Sun ABI GD sequence */ #define R_386_TLS_LDM_32 28 /* 32 bit offset to GOT (index,zero) pair */ #define R_386_TLS_LDM_PUSH 29 /* pushl instruction for Sun ABI LD sequence */ #define R_386_TLS_LDM_CALL 30 /* call instruction for Sun ABI LD sequence */ #define R_386_TLS_LDM_POP 31 /* popl instruction for Sun ABI LD sequence */ #define R_386_TLS_LDO_32 32 /* 32 bit offset from start of TLS block */ #define R_386_TLS_IE_32 33 /* 32 bit offset to GOT static TLS offset entry */ #define R_386_TLS_LE_32 34 /* 32 bit offset within static TLS block */ #define R_386_TLS_DTPMOD32 35 /* GOT entry containing TLS index */ #define R_386_TLS_DTPOFF32 36 /* GOT entry containing TLS offset */ #define R_386_TLS_TPOFF32 37 /* GOT entry of -ve static TLS offset */ #define R_386_IRELATIVE 42 /* PLT entry resolved indirectly at runtime */ #define R_AARCH64_NONE 0 /* No relocation */ #define R_AARCH64_ABS64 257 /* Absolute offset */ #define R_AARCH64_ABS32 258 /* Absolute, 32-bit overflow check */ #define R_AARCH64_ABS16 259 /* Absolute, 16-bit overflow check */ #define R_AARCH64_PREL64 260 /* PC relative */ #define R_AARCH64_PREL32 261 /* PC relative, 32-bit overflow check */ #define R_AARCH64_PREL16 262 /* PC relative, 16-bit overflow check */ #define R_AARCH64_COPY 1024 /* Copy data from shared object */ #define R_AARCH64_GLOB_DAT 1025 /* Set GOT entry to data address */ #define R_AARCH64_JUMP_SLOT 1026 /* Set GOT entry to code address */ #define R_AARCH64_RELATIVE 1027 /* Add load address of shared object */ #define R_AARCH64_TLS_DTPREL64 1028 #define R_AARCH64_TLS_DTPMOD64 1029 #define R_AARCH64_TLS_TPREL64 1030 #define R_AARCH64_TLSDESC 1031 /* Identify the TLS descriptor */ #define R_AARCH64_IRELATIVE 1032 #define R_ARM_NONE 0 /* No relocation. */ #define R_ARM_PC24 1 #define R_ARM_ABS32 2 #define R_ARM_REL32 3 #define R_ARM_PC13 4 #define R_ARM_ABS16 5 #define R_ARM_ABS12 6 #define R_ARM_THM_ABS5 7 #define R_ARM_ABS8 8 #define R_ARM_SBREL32 9 #define R_ARM_THM_PC22 10 #define R_ARM_THM_PC8 11 #define R_ARM_AMP_VCALL9 12 #define R_ARM_SWI24 13 #define R_ARM_THM_SWI8 14 #define R_ARM_XPC25 15 #define R_ARM_THM_XPC22 16 /* TLS relocations */ #define R_ARM_TLS_DTPMOD32 17 /* ID of module containing symbol */ #define R_ARM_TLS_DTPOFF32 18 /* Offset in TLS block */ #define R_ARM_TLS_TPOFF32 19 /* Offset in static TLS block */ #define R_ARM_COPY 20 /* Copy data from shared object. */ #define R_ARM_GLOB_DAT 21 /* Set GOT entry to data address. */ #define R_ARM_JUMP_SLOT 22 /* Set GOT entry to code address. */ #define R_ARM_RELATIVE 23 /* Add load address of shared object. */ #define R_ARM_GOTOFF 24 /* Add GOT-relative symbol address. */ #define R_ARM_GOTPC 25 /* Add PC-relative GOT table address. */ #define R_ARM_GOT32 26 /* Add PC-relative GOT offset. */ #define R_ARM_PLT32 27 /* Add PC-relative PLT offset. */ #define R_ARM_GNU_VTENTRY 100 #define R_ARM_GNU_VTINHERIT 101 #define R_ARM_RSBREL32 250 #define R_ARM_THM_RPC22 251 #define R_ARM_RREL32 252 #define R_ARM_RABS32 253 #define R_ARM_RPC24 254 #define R_ARM_RBASE 255 /* Name Value Field Calculation */ #define R_IA_64_NONE 0 /* None */ #define R_IA_64_IMM14 0x21 /* immediate14 S + A */ #define R_IA_64_IMM22 0x22 /* immediate22 S + A */ #define R_IA_64_IMM64 0x23 /* immediate64 S + A */ #define R_IA_64_DIR32MSB 0x24 /* word32 MSB S + A */ #define R_IA_64_DIR32LSB 0x25 /* word32 LSB S + A */ #define R_IA_64_DIR64MSB 0x26 /* word64 MSB S + A */ #define R_IA_64_DIR64LSB 0x27 /* word64 LSB S + A */ #define R_IA_64_GPREL22 0x2a /* immediate22 @gprel(S + A) */ #define R_IA_64_GPREL64I 0x2b /* immediate64 @gprel(S + A) */ #define R_IA_64_GPREL32MSB 0x2c /* word32 MSB @gprel(S + A) */ #define R_IA_64_GPREL32LSB 0x2d /* word32 LSB @gprel(S + A) */ #define R_IA_64_GPREL64MSB 0x2e /* word64 MSB @gprel(S + A) */ #define R_IA_64_GPREL64LSB 0x2f /* word64 LSB @gprel(S + A) */ #define R_IA_64_LTOFF22 0x32 /* immediate22 @ltoff(S + A) */ #define R_IA_64_LTOFF64I 0x33 /* immediate64 @ltoff(S + A) */ #define R_IA_64_PLTOFF22 0x3a /* immediate22 @pltoff(S + A) */ #define R_IA_64_PLTOFF64I 0x3b /* immediate64 @pltoff(S + A) */ #define R_IA_64_PLTOFF64MSB 0x3e /* word64 MSB @pltoff(S + A) */ #define R_IA_64_PLTOFF64LSB 0x3f /* word64 LSB @pltoff(S + A) */ #define R_IA_64_FPTR64I 0x43 /* immediate64 @fptr(S + A) */ #define R_IA_64_FPTR32MSB 0x44 /* word32 MSB @fptr(S + A) */ #define R_IA_64_FPTR32LSB 0x45 /* word32 LSB @fptr(S + A) */ #define R_IA_64_FPTR64MSB 0x46 /* word64 MSB @fptr(S + A) */ #define R_IA_64_FPTR64LSB 0x47 /* word64 LSB @fptr(S + A) */ #define R_IA_64_PCREL60B 0x48 /* immediate60 form1 S + A - P */ #define R_IA_64_PCREL21B 0x49 /* immediate21 form1 S + A - P */ #define R_IA_64_PCREL21M 0x4a /* immediate21 form2 S + A - P */ #define R_IA_64_PCREL21F 0x4b /* immediate21 form3 S + A - P */ #define R_IA_64_PCREL32MSB 0x4c /* word32 MSB S + A - P */ #define R_IA_64_PCREL32LSB 0x4d /* word32 LSB S + A - P */ #define R_IA_64_PCREL64MSB 0x4e /* word64 MSB S + A - P */ #define R_IA_64_PCREL64LSB 0x4f /* word64 LSB S + A - P */ #define R_IA_64_LTOFF_FPTR22 0x52 /* immediate22 @ltoff(@fptr(S + A)) */ #define R_IA_64_LTOFF_FPTR64I 0x53 /* immediate64 @ltoff(@fptr(S + A)) */ #define R_IA_64_LTOFF_FPTR32MSB 0x54 /* word32 MSB @ltoff(@fptr(S + A)) */ #define R_IA_64_LTOFF_FPTR32LSB 0x55 /* word32 LSB @ltoff(@fptr(S + A)) */ #define R_IA_64_LTOFF_FPTR64MSB 0x56 /* word64 MSB @ltoff(@fptr(S + A)) */ #define R_IA_64_LTOFF_FPTR64LSB 0x57 /* word64 LSB @ltoff(@fptr(S + A)) */ #define R_IA_64_SEGREL32MSB 0x5c /* word32 MSB @segrel(S + A) */ #define R_IA_64_SEGREL32LSB 0x5d /* word32 LSB @segrel(S + A) */ #define R_IA_64_SEGREL64MSB 0x5e /* word64 MSB @segrel(S + A) */ #define R_IA_64_SEGREL64LSB 0x5f /* word64 LSB @segrel(S + A) */ #define R_IA_64_SECREL32MSB 0x64 /* word32 MSB @secrel(S + A) */ #define R_IA_64_SECREL32LSB 0x65 /* word32 LSB @secrel(S + A) */ #define R_IA_64_SECREL64MSB 0x66 /* word64 MSB @secrel(S + A) */ #define R_IA_64_SECREL64LSB 0x67 /* word64 LSB @secrel(S + A) */ #define R_IA_64_REL32MSB 0x6c /* word32 MSB BD + A */ #define R_IA_64_REL32LSB 0x6d /* word32 LSB BD + A */ #define R_IA_64_REL64MSB 0x6e /* word64 MSB BD + A */ #define R_IA_64_REL64LSB 0x6f /* word64 LSB BD + A */ #define R_IA_64_LTV32MSB 0x74 /* word32 MSB S + A */ #define R_IA_64_LTV32LSB 0x75 /* word32 LSB S + A */ #define R_IA_64_LTV64MSB 0x76 /* word64 MSB S + A */ #define R_IA_64_LTV64LSB 0x77 /* word64 LSB S + A */ #define R_IA_64_PCREL21BI 0x79 /* immediate21 form1 S + A - P */ #define R_IA_64_PCREL22 0x7a /* immediate22 S + A - P */ #define R_IA_64_PCREL64I 0x7b /* immediate64 S + A - P */ #define R_IA_64_IPLTMSB 0x80 /* function descriptor MSB special */ #define R_IA_64_IPLTLSB 0x81 /* function descriptor LSB speciaal */ #define R_IA_64_SUB 0x85 /* immediate64 A - S */ #define R_IA_64_LTOFF22X 0x86 /* immediate22 special */ #define R_IA_64_LDXMOV 0x87 /* immediate22 special */ #define R_IA_64_TPREL14 0x91 /* imm14 @tprel(S + A) */ #define R_IA_64_TPREL22 0x92 /* imm22 @tprel(S + A) */ #define R_IA_64_TPREL64I 0x93 /* imm64 @tprel(S + A) */ #define R_IA_64_TPREL64MSB 0x96 /* word64 MSB @tprel(S + A) */ #define R_IA_64_TPREL64LSB 0x97 /* word64 LSB @tprel(S + A) */ #define R_IA_64_LTOFF_TPREL22 0x9a /* imm22 @ltoff(@tprel(S+A)) */ #define R_IA_64_DTPMOD64MSB 0xa6 /* word64 MSB @dtpmod(S + A) */ #define R_IA_64_DTPMOD64LSB 0xa7 /* word64 LSB @dtpmod(S + A) */ #define R_IA_64_LTOFF_DTPMOD22 0xaa /* imm22 @ltoff(@dtpmod(S+A)) */ #define R_IA_64_DTPREL14 0xb1 /* imm14 @dtprel(S + A) */ #define R_IA_64_DTPREL22 0xb2 /* imm22 @dtprel(S + A) */ #define R_IA_64_DTPREL64I 0xb3 /* imm64 @dtprel(S + A) */ #define R_IA_64_DTPREL32MSB 0xb4 /* word32 MSB @dtprel(S + A) */ #define R_IA_64_DTPREL32LSB 0xb5 /* word32 LSB @dtprel(S + A) */ #define R_IA_64_DTPREL64MSB 0xb6 /* word64 MSB @dtprel(S + A) */ #define R_IA_64_DTPREL64LSB 0xb7 /* word64 LSB @dtprel(S + A) */ #define R_IA_64_LTOFF_DTPREL22 0xba /* imm22 @ltoff(@dtprel(S+A)) */ #define R_MIPS_NONE 0 /* No reloc */ #define R_MIPS_16 1 /* Direct 16 bit */ #define R_MIPS_32 2 /* Direct 32 bit */ #define R_MIPS_REL32 3 /* PC relative 32 bit */ #define R_MIPS_26 4 /* Direct 26 bit shifted */ #define R_MIPS_HI16 5 /* High 16 bit */ #define R_MIPS_LO16 6 /* Low 16 bit */ #define R_MIPS_GPREL16 7 /* GP relative 16 bit */ #define R_MIPS_LITERAL 8 /* 16 bit literal entry */ #define R_MIPS_GOT16 9 /* 16 bit GOT entry */ #define R_MIPS_PC16 10 /* PC relative 16 bit */ #define R_MIPS_CALL16 11 /* 16 bit GOT entry for function */ #define R_MIPS_GPREL32 12 /* GP relative 32 bit */ #define R_MIPS_64 18 /* Direct 64 bit */ #define R_MIPS_GOTHI16 21 /* GOT HI 16 bit */ #define R_MIPS_GOTLO16 22 /* GOT LO 16 bit */ #define R_MIPS_CALLHI16 30 /* upper 16 bit GOT entry for function */ #define R_MIPS_CALLLO16 31 /* lower 16 bit GOT entry for function */ #define R_PPC_NONE 0 /* No relocation. */ #define R_PPC_ADDR32 1 #define R_PPC_ADDR24 2 #define R_PPC_ADDR16 3 #define R_PPC_ADDR16_LO 4 #define R_PPC_ADDR16_HI 5 #define R_PPC_ADDR16_HA 6 #define R_PPC_ADDR14 7 #define R_PPC_ADDR14_BRTAKEN 8 #define R_PPC_ADDR14_BRNTAKEN 9 #define R_PPC_REL24 10 #define R_PPC_REL14 11 #define R_PPC_REL14_BRTAKEN 12 #define R_PPC_REL14_BRNTAKEN 13 #define R_PPC_GOT16 14 #define R_PPC_GOT16_LO 15 #define R_PPC_GOT16_HI 16 #define R_PPC_GOT16_HA 17 #define R_PPC_PLTREL24 18 #define R_PPC_COPY 19 #define R_PPC_GLOB_DAT 20 #define R_PPC_JMP_SLOT 21 #define R_PPC_RELATIVE 22 #define R_PPC_LOCAL24PC 23 #define R_PPC_UADDR32 24 #define R_PPC_UADDR16 25 #define R_PPC_REL32 26 #define R_PPC_PLT32 27 #define R_PPC_PLTREL32 28 #define R_PPC_PLT16_LO 29 #define R_PPC_PLT16_HI 30 #define R_PPC_PLT16_HA 31 #define R_PPC_SDAREL16 32 #define R_PPC_SECTOFF 33 #define R_PPC_SECTOFF_LO 34 #define R_PPC_SECTOFF_HI 35 #define R_PPC_SECTOFF_HA 36 /* * 64-bit relocations */ #define R_PPC64_ADDR64 38 #define R_PPC64_ADDR16_HIGHER 39 #define R_PPC64_ADDR16_HIGHERA 40 #define R_PPC64_ADDR16_HIGHEST 41 #define R_PPC64_ADDR16_HIGHESTA 42 #define R_PPC64_UADDR64 43 #define R_PPC64_REL64 44 #define R_PPC64_PLT64 45 #define R_PPC64_PLTREL64 46 #define R_PPC64_TOC16 47 #define R_PPC64_TOC16_LO 48 #define R_PPC64_TOC16_HI 49 #define R_PPC64_TOC16_HA 50 #define R_PPC64_TOC 51 #define R_PPC64_DTPMOD64 68 #define R_PPC64_TPREL64 73 #define R_PPC64_DTPREL64 78 /* * TLS relocations */ #define R_PPC_TLS 67 #define R_PPC_DTPMOD32 68 #define R_PPC_TPREL16 69 #define R_PPC_TPREL16_LO 70 #define R_PPC_TPREL16_HI 71 #define R_PPC_TPREL16_HA 72 #define R_PPC_TPREL32 73 #define R_PPC_DTPREL16 74 #define R_PPC_DTPREL16_LO 75 #define R_PPC_DTPREL16_HI 76 #define R_PPC_DTPREL16_HA 77 #define R_PPC_DTPREL32 78 #define R_PPC_GOT_TLSGD16 79 #define R_PPC_GOT_TLSGD16_LO 80 #define R_PPC_GOT_TLSGD16_HI 81 #define R_PPC_GOT_TLSGD16_HA 82 #define R_PPC_GOT_TLSLD16 83 #define R_PPC_GOT_TLSLD16_LO 84 #define R_PPC_GOT_TLSLD16_HI 85 #define R_PPC_GOT_TLSLD16_HA 86 #define R_PPC_GOT_TPREL16 87 #define R_PPC_GOT_TPREL16_LO 88 #define R_PPC_GOT_TPREL16_HI 89 #define R_PPC_GOT_TPREL16_HA 90 /* * The remaining relocs are from the Embedded ELF ABI, and are not in the * SVR4 ELF ABI. */ #define R_PPC_EMB_NADDR32 101 #define R_PPC_EMB_NADDR16 102 #define R_PPC_EMB_NADDR16_LO 103 #define R_PPC_EMB_NADDR16_HI 104 #define R_PPC_EMB_NADDR16_HA 105 #define R_PPC_EMB_SDAI16 106 #define R_PPC_EMB_SDA2I16 107 #define R_PPC_EMB_SDA2REL 108 #define R_PPC_EMB_SDA21 109 #define R_PPC_EMB_MRKREF 110 #define R_PPC_EMB_RELSEC16 111 #define R_PPC_EMB_RELST_LO 112 #define R_PPC_EMB_RELST_HI 113 #define R_PPC_EMB_RELST_HA 114 #define R_PPC_EMB_BIT_FLD 115 #define R_PPC_EMB_RELSDA 116 #define R_SPARC_NONE 0 #define R_SPARC_8 1 #define R_SPARC_16 2 #define R_SPARC_32 3 #define R_SPARC_DISP8 4 #define R_SPARC_DISP16 5 #define R_SPARC_DISP32 6 #define R_SPARC_WDISP30 7 #define R_SPARC_WDISP22 8 #define R_SPARC_HI22 9 #define R_SPARC_22 10 #define R_SPARC_13 11 #define R_SPARC_LO10 12 #define R_SPARC_GOT10 13 #define R_SPARC_GOT13 14 #define R_SPARC_GOT22 15 #define R_SPARC_PC10 16 #define R_SPARC_PC22 17 #define R_SPARC_WPLT30 18 #define R_SPARC_COPY 19 #define R_SPARC_GLOB_DAT 20 #define R_SPARC_JMP_SLOT 21 #define R_SPARC_RELATIVE 22 #define R_SPARC_UA32 23 #define R_SPARC_PLT32 24 #define R_SPARC_HIPLT22 25 #define R_SPARC_LOPLT10 26 #define R_SPARC_PCPLT32 27 #define R_SPARC_PCPLT22 28 #define R_SPARC_PCPLT10 29 #define R_SPARC_10 30 #define R_SPARC_11 31 #define R_SPARC_64 32 #define R_SPARC_OLO10 33 #define R_SPARC_HH22 34 #define R_SPARC_HM10 35 #define R_SPARC_LM22 36 #define R_SPARC_PC_HH22 37 #define R_SPARC_PC_HM10 38 #define R_SPARC_PC_LM22 39 #define R_SPARC_WDISP16 40 #define R_SPARC_WDISP19 41 #define R_SPARC_GLOB_JMP 42 #define R_SPARC_7 43 #define R_SPARC_5 44 #define R_SPARC_6 45 #define R_SPARC_DISP64 46 #define R_SPARC_PLT64 47 #define R_SPARC_HIX22 48 #define R_SPARC_LOX10 49 #define R_SPARC_H44 50 #define R_SPARC_M44 51 #define R_SPARC_L44 52 #define R_SPARC_REGISTER 53 #define R_SPARC_UA64 54 #define R_SPARC_UA16 55 #define R_SPARC_TLS_GD_HI22 56 #define R_SPARC_TLS_GD_LO10 57 #define R_SPARC_TLS_GD_ADD 58 #define R_SPARC_TLS_GD_CALL 59 #define R_SPARC_TLS_LDM_HI22 60 #define R_SPARC_TLS_LDM_LO10 61 #define R_SPARC_TLS_LDM_ADD 62 #define R_SPARC_TLS_LDM_CALL 63 #define R_SPARC_TLS_LDO_HIX22 64 #define R_SPARC_TLS_LDO_LOX10 65 #define R_SPARC_TLS_LDO_ADD 66 #define R_SPARC_TLS_IE_HI22 67 #define R_SPARC_TLS_IE_LO10 68 #define R_SPARC_TLS_IE_LD 69 #define R_SPARC_TLS_IE_LDX 70 #define R_SPARC_TLS_IE_ADD 71 #define R_SPARC_TLS_LE_HIX22 72 #define R_SPARC_TLS_LE_LOX10 73 #define R_SPARC_TLS_DTPMOD32 74 #define R_SPARC_TLS_DTPMOD64 75 #define R_SPARC_TLS_DTPOFF32 76 #define R_SPARC_TLS_DTPOFF64 77 #define R_SPARC_TLS_TPOFF32 78 #define R_SPARC_TLS_TPOFF64 79 #define R_X86_64_NONE 0 /* No relocation. */ #define R_X86_64_64 1 /* Add 64 bit symbol value. */ #define R_X86_64_PC32 2 /* PC-relative 32 bit signed sym value. */ #define R_X86_64_GOT32 3 /* PC-relative 32 bit GOT offset. */ #define R_X86_64_PLT32 4 /* PC-relative 32 bit PLT offset. */ #define R_X86_64_COPY 5 /* Copy data from shared object. */ #define R_X86_64_GLOB_DAT 6 /* Set GOT entry to data address. */ #define R_X86_64_JMP_SLOT 7 /* Set GOT entry to code address. */ #define R_X86_64_RELATIVE 8 /* Add load address of shared object. */ #define R_X86_64_GOTPCREL 9 /* Add 32 bit signed pcrel offset to GOT. */ #define R_X86_64_32 10 /* Add 32 bit zero extended symbol value */ #define R_X86_64_32S 11 /* Add 32 bit sign extended symbol value */ #define R_X86_64_16 12 /* Add 16 bit zero extended symbol value */ #define R_X86_64_PC16 13 /* Add 16 bit signed extended pc relative symbol value */ #define R_X86_64_8 14 /* Add 8 bit zero extended symbol value */ #define R_X86_64_PC8 15 /* Add 8 bit signed extended pc relative symbol value */ #define R_X86_64_DTPMOD64 16 /* ID of module containing symbol */ #define R_X86_64_DTPOFF64 17 /* Offset in TLS block */ #define R_X86_64_TPOFF64 18 /* Offset in static TLS block */ #define R_X86_64_TLSGD 19 /* PC relative offset to GD GOT entry */ #define R_X86_64_TLSLD 20 /* PC relative offset to LD GOT entry */ #define R_X86_64_DTPOFF32 21 /* Offset in TLS block */ #define R_X86_64_GOTTPOFF 22 /* PC relative offset to IE GOT entry */ #define R_X86_64_TPOFF32 23 /* Offset in static TLS block */ #define R_X86_64_PC64 24 /* PC-relative 64 bit signed sym value. */ #define R_X86_64_GOTOFF64 25 #define R_X86_64_GOTPC32 26 #define R_X86_64_GOT64 27 #define R_X86_64_GOTPCREL64 28 #define R_X86_64_GOTPC64 29 #define R_X86_64_GOTPLT64 30 #define R_X86_64_PLTOFF64 31 #define R_X86_64_SIZE32 32 #define R_X86_64_SIZE64 33 #define R_X86_64_GOTPC32_TLSDESC 34 #define R_X86_64_TLSDESC_CALL 35 #define R_X86_64_TLSDESC 36 #define R_X86_64_IRELATIVE 37 #endif /* !_SYS_ELF_COMMON_H_ */ Index: head/usr.bin/elfdump/elfdump.c =================================================================== --- head/usr.bin/elfdump/elfdump.c (revision 282915) +++ head/usr.bin/elfdump/elfdump.c (revision 282916) @@ -1,1233 +1,1234 @@ /*- * Copyright (c) 2003 David O'Brien. All rights reserved. * Copyright (c) 2001 Jake Burkholder * 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. */ #include __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define ED_DYN (1<<0) #define ED_EHDR (1<<1) #define ED_GOT (1<<2) #define ED_HASH (1<<3) #define ED_INTERP (1<<4) #define ED_NOTE (1<<5) #define ED_PHDR (1<<6) #define ED_REL (1<<7) #define ED_SHDR (1<<8) #define ED_SYMTAB (1<<9) #define ED_ALL ((1<<10)-1) #define elf_get_addr elf_get_quad #define elf_get_off elf_get_quad #define elf_get_size elf_get_quad enum elf_member { D_TAG = 1, D_PTR, D_VAL, E_CLASS, E_DATA, E_OSABI, E_TYPE, E_MACHINE, E_VERSION, E_ENTRY, E_PHOFF, E_SHOFF, E_FLAGS, E_EHSIZE, E_PHENTSIZE, E_PHNUM, E_SHENTSIZE, E_SHNUM, E_SHSTRNDX, N_NAMESZ, N_DESCSZ, N_TYPE, P_TYPE, P_OFFSET, P_VADDR, P_PADDR, P_FILESZ, P_MEMSZ, P_FLAGS, P_ALIGN, SH_NAME, SH_TYPE, SH_FLAGS, SH_ADDR, SH_OFFSET, SH_SIZE, SH_LINK, SH_INFO, SH_ADDRALIGN, SH_ENTSIZE, ST_NAME, ST_VALUE, ST_SIZE, ST_INFO, ST_SHNDX, R_OFFSET, R_INFO, RA_OFFSET, RA_INFO, RA_ADDEND }; typedef enum elf_member elf_member_t; static int elf32_offsets[] = { 0, offsetof(Elf32_Dyn, d_tag), offsetof(Elf32_Dyn, d_un.d_ptr), offsetof(Elf32_Dyn, d_un.d_val), offsetof(Elf32_Ehdr, e_ident[EI_CLASS]), offsetof(Elf32_Ehdr, e_ident[EI_DATA]), offsetof(Elf32_Ehdr, e_ident[EI_OSABI]), offsetof(Elf32_Ehdr, e_type), offsetof(Elf32_Ehdr, e_machine), offsetof(Elf32_Ehdr, e_version), offsetof(Elf32_Ehdr, e_entry), offsetof(Elf32_Ehdr, e_phoff), offsetof(Elf32_Ehdr, e_shoff), offsetof(Elf32_Ehdr, e_flags), offsetof(Elf32_Ehdr, e_ehsize), offsetof(Elf32_Ehdr, e_phentsize), offsetof(Elf32_Ehdr, e_phnum), offsetof(Elf32_Ehdr, e_shentsize), offsetof(Elf32_Ehdr, e_shnum), offsetof(Elf32_Ehdr, e_shstrndx), offsetof(Elf_Note, n_namesz), offsetof(Elf_Note, n_descsz), offsetof(Elf_Note, n_type), offsetof(Elf32_Phdr, p_type), offsetof(Elf32_Phdr, p_offset), offsetof(Elf32_Phdr, p_vaddr), offsetof(Elf32_Phdr, p_paddr), offsetof(Elf32_Phdr, p_filesz), offsetof(Elf32_Phdr, p_memsz), offsetof(Elf32_Phdr, p_flags), offsetof(Elf32_Phdr, p_align), offsetof(Elf32_Shdr, sh_name), offsetof(Elf32_Shdr, sh_type), offsetof(Elf32_Shdr, sh_flags), offsetof(Elf32_Shdr, sh_addr), offsetof(Elf32_Shdr, sh_offset), offsetof(Elf32_Shdr, sh_size), offsetof(Elf32_Shdr, sh_link), offsetof(Elf32_Shdr, sh_info), offsetof(Elf32_Shdr, sh_addralign), offsetof(Elf32_Shdr, sh_entsize), offsetof(Elf32_Sym, st_name), offsetof(Elf32_Sym, st_value), offsetof(Elf32_Sym, st_size), offsetof(Elf32_Sym, st_info), offsetof(Elf32_Sym, st_shndx), offsetof(Elf32_Rel, r_offset), offsetof(Elf32_Rel, r_info), offsetof(Elf32_Rela, r_offset), offsetof(Elf32_Rela, r_info), offsetof(Elf32_Rela, r_addend) }; static int elf64_offsets[] = { 0, offsetof(Elf64_Dyn, d_tag), offsetof(Elf64_Dyn, d_un.d_ptr), offsetof(Elf64_Dyn, d_un.d_val), offsetof(Elf32_Ehdr, e_ident[EI_CLASS]), offsetof(Elf32_Ehdr, e_ident[EI_DATA]), offsetof(Elf32_Ehdr, e_ident[EI_OSABI]), offsetof(Elf64_Ehdr, e_type), offsetof(Elf64_Ehdr, e_machine), offsetof(Elf64_Ehdr, e_version), offsetof(Elf64_Ehdr, e_entry), offsetof(Elf64_Ehdr, e_phoff), offsetof(Elf64_Ehdr, e_shoff), offsetof(Elf64_Ehdr, e_flags), offsetof(Elf64_Ehdr, e_ehsize), offsetof(Elf64_Ehdr, e_phentsize), offsetof(Elf64_Ehdr, e_phnum), offsetof(Elf64_Ehdr, e_shentsize), offsetof(Elf64_Ehdr, e_shnum), offsetof(Elf64_Ehdr, e_shstrndx), offsetof(Elf_Note, n_namesz), offsetof(Elf_Note, n_descsz), offsetof(Elf_Note, n_type), offsetof(Elf64_Phdr, p_type), offsetof(Elf64_Phdr, p_offset), offsetof(Elf64_Phdr, p_vaddr), offsetof(Elf64_Phdr, p_paddr), offsetof(Elf64_Phdr, p_filesz), offsetof(Elf64_Phdr, p_memsz), offsetof(Elf64_Phdr, p_flags), offsetof(Elf64_Phdr, p_align), offsetof(Elf64_Shdr, sh_name), offsetof(Elf64_Shdr, sh_type), offsetof(Elf64_Shdr, sh_flags), offsetof(Elf64_Shdr, sh_addr), offsetof(Elf64_Shdr, sh_offset), offsetof(Elf64_Shdr, sh_size), offsetof(Elf64_Shdr, sh_link), offsetof(Elf64_Shdr, sh_info), offsetof(Elf64_Shdr, sh_addralign), offsetof(Elf64_Shdr, sh_entsize), offsetof(Elf64_Sym, st_name), offsetof(Elf64_Sym, st_value), offsetof(Elf64_Sym, st_size), offsetof(Elf64_Sym, st_info), offsetof(Elf64_Sym, st_shndx), offsetof(Elf64_Rel, r_offset), offsetof(Elf64_Rel, r_info), offsetof(Elf64_Rela, r_offset), offsetof(Elf64_Rela, r_info), offsetof(Elf64_Rela, r_addend) }; /* http://www.sco.com/developers/gabi/latest/ch5.dynamic.html#tag_encodings */ static const char * d_tags(u_int64_t tag) { static char unknown_tag[48]; switch (tag) { case DT_NULL: return "DT_NULL"; case DT_NEEDED: return "DT_NEEDED"; case DT_PLTRELSZ: return "DT_PLTRELSZ"; case DT_PLTGOT: return "DT_PLTGOT"; case DT_HASH: return "DT_HASH"; case DT_STRTAB: return "DT_STRTAB"; case DT_SYMTAB: return "DT_SYMTAB"; case DT_RELA: return "DT_RELA"; case DT_RELASZ: return "DT_RELASZ"; case DT_RELAENT: return "DT_RELAENT"; case DT_STRSZ: return "DT_STRSZ"; case DT_SYMENT: return "DT_SYMENT"; case DT_INIT: return "DT_INIT"; case DT_FINI: return "DT_FINI"; case DT_SONAME: return "DT_SONAME"; case DT_RPATH: return "DT_RPATH"; case DT_SYMBOLIC: return "DT_SYMBOLIC"; case DT_REL: return "DT_REL"; case DT_RELSZ: return "DT_RELSZ"; case DT_RELENT: return "DT_RELENT"; case DT_PLTREL: return "DT_PLTREL"; case DT_DEBUG: return "DT_DEBUG"; case DT_TEXTREL: return "DT_TEXTREL"; case DT_JMPREL: return "DT_JMPREL"; case DT_BIND_NOW: return "DT_BIND_NOW"; case DT_INIT_ARRAY: return "DT_INIT_ARRAY"; case DT_FINI_ARRAY: return "DT_FINI_ARRAY"; case DT_INIT_ARRAYSZ: return "DT_INIT_ARRAYSZ"; case DT_FINI_ARRAYSZ: return "DT_FINI_ARRAYSZ"; case DT_RUNPATH: return "DT_RUNPATH"; case DT_FLAGS: return "DT_FLAGS"; case DT_PREINIT_ARRAY: return "DT_PREINIT_ARRAY"; /* XXX DT_ENCODING */ case DT_PREINIT_ARRAYSZ:return "DT_PREINIT_ARRAYSZ"; /* 0x6000000D - 0x6ffff000 operating system-specific semantics */ case 0x6ffffdf5: return "DT_GNU_PRELINKED"; case 0x6ffffdf6: return "DT_GNU_CONFLICTSZ"; case 0x6ffffdf7: return "DT_GNU_LIBLISTSZ"; case 0x6ffffdf8: return "DT_SUNW_CHECKSUM"; case DT_PLTPADSZ: return "DT_PLTPADSZ"; case DT_MOVEENT: return "DT_MOVEENT"; case DT_MOVESZ: return "DT_MOVESZ"; case DT_FEATURE: return "DT_FEATURE"; case DT_POSFLAG_1: return "DT_POSFLAG_1"; case DT_SYMINSZ: return "DT_SYMINSZ"; case DT_SYMINENT : return "DT_SYMINENT (DT_VALRNGHI)"; case DT_ADDRRNGLO: return "DT_ADDRRNGLO"; case DT_GNU_HASH: return "DT_GNU_HASH"; case 0x6ffffef8: return "DT_GNU_CONFLICT"; case 0x6ffffef9: return "DT_GNU_LIBLIST"; case DT_CONFIG: return "DT_CONFIG"; case DT_DEPAUDIT: return "DT_DEPAUDIT"; case DT_AUDIT: return "DT_AUDIT"; case DT_PLTPAD: return "DT_PLTPAD"; case DT_MOVETAB: return "DT_MOVETAB"; case DT_SYMINFO : return "DT_SYMINFO (DT_ADDRRNGHI)"; case DT_RELACOUNT: return "DT_RELACOUNT"; case DT_RELCOUNT: return "DT_RELCOUNT"; case DT_FLAGS_1: return "DT_FLAGS_1"; case DT_VERDEF: return "DT_VERDEF"; case DT_VERDEFNUM: return "DT_VERDEFNUM"; case DT_VERNEED: return "DT_VERNEED"; case DT_VERNEEDNUM: return "DT_VERNEEDNUM"; case 0x6ffffff0: return "DT_GNU_VERSYM"; /* 0x70000000 - 0x7fffffff processor-specific semantics */ case 0x70000000: return "DT_IA_64_PLT_RESERVE"; case 0x7ffffffd: return "DT_SUNW_AUXILIARY"; case 0x7ffffffe: return "DT_SUNW_USED"; case 0x7fffffff: return "DT_SUNW_FILTER"; } snprintf(unknown_tag, sizeof(unknown_tag), "ERROR: TAG NOT DEFINED -- tag 0x%jx", (uintmax_t)tag); return (unknown_tag); } static const char * e_machines(u_int mach) { static char machdesc[64]; switch (mach) { case EM_NONE: return "EM_NONE"; case EM_M32: return "EM_M32"; case EM_SPARC: return "EM_SPARC"; case EM_386: return "EM_386"; case EM_68K: return "EM_68K"; case EM_88K: return "EM_88K"; + case EM_IAMCU: return "EM_IAMCU"; case EM_860: return "EM_860"; case EM_MIPS: return "EM_MIPS"; case EM_PPC: return "EM_PPC"; case EM_PPC64: return "EM_PPC64"; case EM_ARM: return "EM_ARM"; case EM_ALPHA: return "EM_ALPHA (legacy)"; case EM_SPARCV9:return "EM_SPARCV9"; case EM_IA_64: return "EM_IA_64"; case EM_X86_64: return "EM_X86_64"; case EM_AARCH64:return "EM_AARCH64"; } snprintf(machdesc, sizeof(machdesc), "(unknown machine) -- type 0x%x", mach); return (machdesc); } static const char *e_types[] = { "ET_NONE", "ET_REL", "ET_EXEC", "ET_DYN", "ET_CORE" }; static const char *ei_versions[] = { "EV_NONE", "EV_CURRENT" }; static const char *ei_classes[] = { "ELFCLASSNONE", "ELFCLASS32", "ELFCLASS64" }; static const char *ei_data[] = { "ELFDATANONE", "ELFDATA2LSB", "ELFDATA2MSB" }; static const char *ei_abis[256] = { "ELFOSABI_SYSV", "ELFOSABI_HPUX", "ELFOSABI_NETBSD", "ELFOSABI_LINUX", "ELFOSABI_HURD", "ELFOSABI_86OPEN", "ELFOSABI_SOLARIS", "ELFOSABI_AIX", "ELFOSABI_IRIX", "ELFOSABI_FREEBSD", "ELFOSABI_TRU64", "ELFOSABI_MODESTO", "ELFOSABI_OPENBSD", [255] = "ELFOSABI_STANDALONE" }; static const char *p_types[] = { "PT_NULL", "PT_LOAD", "PT_DYNAMIC", "PT_INTERP", "PT_NOTE", "PT_SHLIB", "PT_PHDR", "PT_TLS" }; static const char *p_flags[] = { "", "PF_X", "PF_W", "PF_X|PF_W", "PF_R", "PF_X|PF_R", "PF_W|PF_R", "PF_X|PF_W|PF_R" }; /* http://www.sco.com/developers/gabi/latest/ch4.sheader.html#sh_type */ static const char * sh_types(uint64_t machine, uint64_t sht) { static char unknown_buf[64]; if (sht < 0x60000000) { switch (sht) { case SHT_NULL: return "SHT_NULL"; case SHT_PROGBITS: return "SHT_PROGBITS"; case SHT_SYMTAB: return "SHT_SYMTAB"; case SHT_STRTAB: return "SHT_STRTAB"; case SHT_RELA: return "SHT_RELA"; case SHT_HASH: return "SHT_HASH"; case SHT_DYNAMIC: return "SHT_DYNAMIC"; case SHT_NOTE: return "SHT_NOTE"; case SHT_NOBITS: return "SHT_NOBITS"; case SHT_REL: return "SHT_REL"; case SHT_SHLIB: return "SHT_SHLIB"; case SHT_DYNSYM: return "SHT_DYNSYM"; case SHT_INIT_ARRAY: return "SHT_INIT_ARRAY"; case SHT_FINI_ARRAY: return "SHT_FINI_ARRAY"; case SHT_PREINIT_ARRAY: return "SHT_PREINIT_ARRAY"; case SHT_GROUP: return "SHT_GROUP"; case SHT_SYMTAB_SHNDX: return "SHT_SYMTAB_SHNDX"; } snprintf(unknown_buf, sizeof(unknown_buf), "ERROR: SHT %ju NOT DEFINED", (uintmax_t)sht); return (unknown_buf); } else if (sht < 0x70000000) { /* 0x60000000-0x6fffffff operating system-specific semantics */ switch (sht) { case 0x6ffffff0: return "XXX:VERSYM"; case SHT_SUNW_dof: return "SHT_SUNW_dof"; case SHT_GNU_HASH: return "SHT_GNU_HASH"; case 0x6ffffff7: return "SHT_GNU_LIBLIST"; case 0x6ffffffc: return "XXX:VERDEF"; case SHT_SUNW_verdef: return "SHT_SUNW(GNU)_verdef"; case SHT_SUNW_verneed: return "SHT_SUNW(GNU)_verneed"; case SHT_SUNW_versym: return "SHT_SUNW(GNU)_versym"; } snprintf(unknown_buf, sizeof(unknown_buf), "ERROR: OS-SPECIFIC SHT 0x%jx NOT DEFINED", (uintmax_t)sht); return (unknown_buf); } else if (sht < 0x80000000) { /* 0x70000000-0x7fffffff processor-specific semantics */ switch (machine) { case EM_ARM: switch (sht) { case SHT_ARM_EXIDX: return "SHT_ARM_EXIDX"; case SHT_ARM_PREEMPTMAP:return "SHT_ARM_PREEMPTMAP"; case SHT_ARM_ATTRIBUTES:return "SHT_ARM_ATTRIBUTES"; case SHT_ARM_DEBUGOVERLAY: return "SHT_ARM_DEBUGOVERLAY"; case SHT_ARM_OVERLAYSECTION: return "SHT_ARM_OVERLAYSECTION"; } break; case EM_IA_64: switch (sht) { case 0x70000000: return "SHT_IA_64_EXT"; case 0x70000001: return "SHT_IA_64_UNWIND"; } break; case EM_MIPS: switch (sht) { case SHT_MIPS_OPTIONS: return "SHT_MIPS_OPTIONS"; } break; } switch (sht) { case 0x7ffffffd: return "XXX:AUXILIARY"; case 0x7fffffff: return "XXX:FILTER"; } snprintf(unknown_buf, sizeof(unknown_buf), "ERROR: PROCESSOR-SPECIFIC SHT 0x%jx NOT DEFINED", (uintmax_t)sht); return (unknown_buf); } else { /* 0x80000000-0xffffffff application programs */ snprintf(unknown_buf, sizeof(unknown_buf), "ERROR: SHT 0x%jx NOT DEFINED", (uintmax_t)sht); return (unknown_buf); } } static const char *sh_flags[] = { "", "SHF_WRITE", "SHF_ALLOC", "SHF_WRITE|SHF_ALLOC", "SHF_EXECINSTR", "SHF_WRITE|SHF_EXECINSTR", "SHF_ALLOC|SHF_EXECINSTR", "SHF_WRITE|SHF_ALLOC|SHF_EXECINSTR" }; static const char *st_types[] = { "STT_NOTYPE", "STT_OBJECT", "STT_FUNC", "STT_SECTION", "STT_FILE" }; static const char *st_bindings[] = { "STB_LOCAL", "STB_GLOBAL", "STB_WEAK" }; static char *dynstr; static char *shstrtab; static char *strtab; static FILE *out; static u_int64_t elf_get_byte(Elf32_Ehdr *e, void *base, elf_member_t member); static u_int64_t elf_get_quarter(Elf32_Ehdr *e, void *base, elf_member_t member); #if 0 static u_int64_t elf_get_half(Elf32_Ehdr *e, void *base, elf_member_t member); #endif static u_int64_t elf_get_word(Elf32_Ehdr *e, void *base, elf_member_t member); static u_int64_t elf_get_quad(Elf32_Ehdr *e, void *base, elf_member_t member); static void elf_print_ehdr(Elf32_Ehdr *e, void *sh); static void elf_print_phdr(Elf32_Ehdr *e, void *p); static void elf_print_shdr(Elf32_Ehdr *e, void *sh); static void elf_print_symtab(Elf32_Ehdr *e, void *sh, char *str); static void elf_print_dynamic(Elf32_Ehdr *e, void *sh); static void elf_print_rel(Elf32_Ehdr *e, void *r); static void elf_print_rela(Elf32_Ehdr *e, void *ra); static void elf_print_interp(Elf32_Ehdr *e, void *p); static void elf_print_got(Elf32_Ehdr *e, void *sh); static void elf_print_hash(Elf32_Ehdr *e, void *sh); static void elf_print_note(Elf32_Ehdr *e, void *sh); static void usage(void); /* * Helpers for ELF files with shnum or shstrndx values that don't fit in the * ELF header. If the values are too large then an escape value is used to * indicate that the actual value is found in one of section 0's fields. */ static uint64_t elf_get_shnum(Elf32_Ehdr *e, void *sh) { uint64_t shnum; shnum = elf_get_quarter(e, e, E_SHNUM); if (shnum == 0) shnum = elf_get_word(e, (char *)sh, SH_SIZE); return shnum; } static uint64_t elf_get_shstrndx(Elf32_Ehdr *e, void *sh) { uint64_t shstrndx; shstrndx = elf_get_quarter(e, e, E_SHSTRNDX); if (shstrndx == SHN_XINDEX) shstrndx = elf_get_word(e, (char *)sh, SH_LINK); return shstrndx; } int main(int ac, char **av) { cap_rights_t rights; u_int64_t phoff; u_int64_t shoff; u_int64_t phentsize; u_int64_t phnum; u_int64_t shentsize; u_int64_t shnum; u_int64_t shstrndx; u_int64_t offset; u_int64_t name; u_int64_t type; struct stat sb; u_int flags; Elf32_Ehdr *e; void *p; void *sh; void *v; int fd; int ch; int i; out = stdout; flags = 0; while ((ch = getopt(ac, av, "acdeiGhnprsw:")) != -1) switch (ch) { case 'a': flags = ED_ALL; break; case 'c': flags |= ED_SHDR; break; case 'd': flags |= ED_DYN; break; case 'e': flags |= ED_EHDR; break; case 'i': flags |= ED_INTERP; break; case 'G': flags |= ED_GOT; break; case 'h': flags |= ED_HASH; break; case 'n': flags |= ED_NOTE; break; case 'p': flags |= ED_PHDR; break; case 'r': flags |= ED_REL; break; case 's': flags |= ED_SYMTAB; break; case 'w': if ((out = fopen(optarg, "w")) == NULL) err(1, "%s", optarg); cap_rights_init(&rights, CAP_FSTAT, CAP_WRITE); if (cap_rights_limit(fileno(out), &rights) < 0 && errno != ENOSYS) err(1, "unable to limit rights for %s", optarg); break; case '?': default: usage(); } ac -= optind; av += optind; if (ac == 0 || flags == 0) usage(); if ((fd = open(*av, O_RDONLY)) < 0 || fstat(fd, &sb) < 0) err(1, "%s", *av); cap_rights_init(&rights, CAP_MMAP_R); if (cap_rights_limit(fd, &rights) < 0 && errno != ENOSYS) err(1, "unable to limit rights for %s", *av); close(STDIN_FILENO); cap_rights_init(&rights, CAP_WRITE); if (cap_rights_limit(STDOUT_FILENO, &rights) < 0 && errno != ENOSYS) err(1, "unable to limit rights for stdout"); if (cap_rights_limit(STDERR_FILENO, &rights) < 0 && errno != ENOSYS) err(1, "unable to limit rights for stderr"); if (cap_enter() < 0 && errno != ENOSYS) err(1, "unable to enter capability mode"); e = mmap(NULL, sb.st_size, PROT_READ, MAP_SHARED, fd, 0); if (e == MAP_FAILED) err(1, NULL); if (!IS_ELF(*(Elf32_Ehdr *)e)) errx(1, "not an elf file"); phoff = elf_get_off(e, e, E_PHOFF); shoff = elf_get_off(e, e, E_SHOFF); phentsize = elf_get_quarter(e, e, E_PHENTSIZE); phnum = elf_get_quarter(e, e, E_PHNUM); shentsize = elf_get_quarter(e, e, E_SHENTSIZE); p = (char *)e + phoff; if (shoff > 0) { sh = (char *)e + shoff; shnum = elf_get_shnum(e, sh); shstrndx = elf_get_shstrndx(e, sh); offset = elf_get_off(e, (char *)sh + shstrndx * shentsize, SH_OFFSET); shstrtab = (char *)e + offset; } else { sh = NULL; shnum = 0; shstrndx = 0; shstrtab = NULL; } for (i = 0; (u_int64_t)i < shnum; i++) { name = elf_get_word(e, (char *)sh + i * shentsize, SH_NAME); offset = elf_get_off(e, (char *)sh + i * shentsize, SH_OFFSET); if (strcmp(shstrtab + name, ".strtab") == 0) strtab = (char *)e + offset; if (strcmp(shstrtab + name, ".dynstr") == 0) dynstr = (char *)e + offset; } if (flags & ED_EHDR) elf_print_ehdr(e, sh); if (flags & ED_PHDR) elf_print_phdr(e, p); if (flags & ED_SHDR) elf_print_shdr(e, sh); for (i = 0; (u_int64_t)i < phnum; i++) { v = (char *)p + i * phentsize; type = elf_get_word(e, v, P_TYPE); switch (type) { case PT_INTERP: if (flags & ED_INTERP) elf_print_interp(e, v); break; case PT_NULL: case PT_LOAD: case PT_DYNAMIC: case PT_NOTE: case PT_SHLIB: case PT_PHDR: break; } } for (i = 0; (u_int64_t)i < shnum; i++) { v = (char *)sh + i * shentsize; type = elf_get_word(e, v, SH_TYPE); switch (type) { case SHT_SYMTAB: if (flags & ED_SYMTAB) elf_print_symtab(e, v, strtab); break; case SHT_DYNAMIC: if (flags & ED_DYN) elf_print_dynamic(e, v); break; case SHT_RELA: if (flags & ED_REL) elf_print_rela(e, v); break; case SHT_REL: if (flags & ED_REL) elf_print_rel(e, v); break; case SHT_NOTE: name = elf_get_word(e, v, SH_NAME); if (flags & ED_NOTE && strcmp(shstrtab + name, ".note.ABI-tag") == 0) elf_print_note(e, v); break; case SHT_DYNSYM: if (flags & ED_SYMTAB) elf_print_symtab(e, v, dynstr); break; case SHT_PROGBITS: name = elf_get_word(e, v, SH_NAME); if (flags & ED_GOT && strcmp(shstrtab + name, ".got") == 0) elf_print_got(e, v); break; case SHT_HASH: if (flags & ED_HASH) elf_print_hash(e, v); break; case SHT_NULL: case SHT_STRTAB: case SHT_NOBITS: case SHT_SHLIB: break; } } return 0; } static void elf_print_ehdr(Elf32_Ehdr *e, void *sh) { u_int64_t class; u_int64_t data; u_int64_t osabi; u_int64_t type; u_int64_t machine; u_int64_t version; u_int64_t entry; u_int64_t phoff; u_int64_t shoff; u_int64_t flags; u_int64_t ehsize; u_int64_t phentsize; u_int64_t phnum; u_int64_t shentsize; u_int64_t shnum; u_int64_t shstrndx; class = elf_get_byte(e, e, E_CLASS); data = elf_get_byte(e, e, E_DATA); osabi = elf_get_byte(e, e, E_OSABI); type = elf_get_quarter(e, e, E_TYPE); machine = elf_get_quarter(e, e, E_MACHINE); version = elf_get_word(e, e, E_VERSION); entry = elf_get_addr(e, e, E_ENTRY); phoff = elf_get_off(e, e, E_PHOFF); shoff = elf_get_off(e, e, E_SHOFF); flags = elf_get_word(e, e, E_FLAGS); ehsize = elf_get_quarter(e, e, E_EHSIZE); phentsize = elf_get_quarter(e, e, E_PHENTSIZE); phnum = elf_get_quarter(e, e, E_PHNUM); shentsize = elf_get_quarter(e, e, E_SHENTSIZE); fprintf(out, "\nelf header:\n"); fprintf(out, "\n"); fprintf(out, "\te_ident: %s %s %s\n", ei_classes[class], ei_data[data], ei_abis[osabi]); fprintf(out, "\te_type: %s\n", e_types[type]); fprintf(out, "\te_machine: %s\n", e_machines(machine)); fprintf(out, "\te_version: %s\n", ei_versions[version]); fprintf(out, "\te_entry: %#jx\n", (intmax_t)entry); fprintf(out, "\te_phoff: %jd\n", (intmax_t)phoff); fprintf(out, "\te_shoff: %jd\n", (intmax_t)shoff); fprintf(out, "\te_flags: %jd\n", (intmax_t)flags); fprintf(out, "\te_ehsize: %jd\n", (intmax_t)ehsize); fprintf(out, "\te_phentsize: %jd\n", (intmax_t)phentsize); fprintf(out, "\te_phnum: %jd\n", (intmax_t)phnum); fprintf(out, "\te_shentsize: %jd\n", (intmax_t)shentsize); if (sh != NULL) { shnum = elf_get_shnum(e, sh); shstrndx = elf_get_shstrndx(e, sh); fprintf(out, "\te_shnum: %jd\n", (intmax_t)shnum); fprintf(out, "\te_shstrndx: %jd\n", (intmax_t)shstrndx); } } static void elf_print_phdr(Elf32_Ehdr *e, void *p) { u_int64_t phentsize; u_int64_t phnum; u_int64_t type; u_int64_t offset; u_int64_t vaddr; u_int64_t paddr; u_int64_t filesz; u_int64_t memsz; u_int64_t flags; u_int64_t align; void *v; int i; phentsize = elf_get_quarter(e, e, E_PHENTSIZE); phnum = elf_get_quarter(e, e, E_PHNUM); fprintf(out, "\nprogram header:\n"); for (i = 0; (u_int64_t)i < phnum; i++) { v = (char *)p + i * phentsize; type = elf_get_word(e, v, P_TYPE); offset = elf_get_off(e, v, P_OFFSET); vaddr = elf_get_addr(e, v, P_VADDR); paddr = elf_get_addr(e, v, P_PADDR); filesz = elf_get_size(e, v, P_FILESZ); memsz = elf_get_size(e, v, P_MEMSZ); flags = elf_get_word(e, v, P_FLAGS); align = elf_get_size(e, v, P_ALIGN); fprintf(out, "\n"); fprintf(out, "entry: %d\n", i); fprintf(out, "\tp_type: %s\n", p_types[type & 0x7]); fprintf(out, "\tp_offset: %jd\n", (intmax_t)offset); fprintf(out, "\tp_vaddr: %#jx\n", (intmax_t)vaddr); fprintf(out, "\tp_paddr: %#jx\n", (intmax_t)paddr); fprintf(out, "\tp_filesz: %jd\n", (intmax_t)filesz); fprintf(out, "\tp_memsz: %jd\n", (intmax_t)memsz); fprintf(out, "\tp_flags: %s\n", p_flags[flags]); fprintf(out, "\tp_align: %jd\n", (intmax_t)align); } } static void elf_print_shdr(Elf32_Ehdr *e, void *sh) { u_int64_t shentsize; u_int64_t shnum; u_int64_t name; u_int64_t type; u_int64_t flags; u_int64_t addr; u_int64_t offset; u_int64_t size; u_int64_t shlink; u_int64_t info; u_int64_t addralign; u_int64_t entsize; u_int64_t machine; void *v; int i; if (sh == NULL) { fprintf(out, "\nNo section headers\n"); return; } machine = elf_get_quarter(e, e, E_MACHINE); shentsize = elf_get_quarter(e, e, E_SHENTSIZE); shnum = elf_get_shnum(e, sh); fprintf(out, "\nsection header:\n"); for (i = 0; (u_int64_t)i < shnum; i++) { v = (char *)sh + i * shentsize; name = elf_get_word(e, v, SH_NAME); type = elf_get_word(e, v, SH_TYPE); flags = elf_get_word(e, v, SH_FLAGS); addr = elf_get_addr(e, v, SH_ADDR); offset = elf_get_off(e, v, SH_OFFSET); size = elf_get_size(e, v, SH_SIZE); shlink = elf_get_word(e, v, SH_LINK); info = elf_get_word(e, v, SH_INFO); addralign = elf_get_size(e, v, SH_ADDRALIGN); entsize = elf_get_size(e, v, SH_ENTSIZE); fprintf(out, "\n"); fprintf(out, "entry: %d\n", i); fprintf(out, "\tsh_name: %s\n", shstrtab + name); fprintf(out, "\tsh_type: %s\n", sh_types(machine, type)); fprintf(out, "\tsh_flags: %s\n", sh_flags[flags & 0x7]); fprintf(out, "\tsh_addr: %#jx\n", addr); fprintf(out, "\tsh_offset: %jd\n", (intmax_t)offset); fprintf(out, "\tsh_size: %jd\n", (intmax_t)size); fprintf(out, "\tsh_link: %jd\n", (intmax_t)shlink); fprintf(out, "\tsh_info: %jd\n", (intmax_t)info); fprintf(out, "\tsh_addralign: %jd\n", (intmax_t)addralign); fprintf(out, "\tsh_entsize: %jd\n", (intmax_t)entsize); } } static void elf_print_symtab(Elf32_Ehdr *e, void *sh, char *str) { u_int64_t offset; u_int64_t entsize; u_int64_t size; u_int64_t name; u_int64_t value; u_int64_t info; u_int64_t shndx; void *st; int len; int i; offset = elf_get_off(e, sh, SH_OFFSET); entsize = elf_get_size(e, sh, SH_ENTSIZE); size = elf_get_size(e, sh, SH_SIZE); name = elf_get_word(e, sh, SH_NAME); len = size / entsize; fprintf(out, "\nsymbol table (%s):\n", shstrtab + name); for (i = 0; i < len; i++) { st = (char *)e + offset + i * entsize; name = elf_get_word(e, st, ST_NAME); value = elf_get_addr(e, st, ST_VALUE); size = elf_get_size(e, st, ST_SIZE); info = elf_get_byte(e, st, ST_INFO); shndx = elf_get_quarter(e, st, ST_SHNDX); fprintf(out, "\n"); fprintf(out, "entry: %d\n", i); fprintf(out, "\tst_name: %s\n", str + name); fprintf(out, "\tst_value: %#jx\n", value); fprintf(out, "\tst_size: %jd\n", (intmax_t)size); fprintf(out, "\tst_info: %s %s\n", st_types[ELF32_ST_TYPE(info)], st_bindings[ELF32_ST_BIND(info)]); fprintf(out, "\tst_shndx: %jd\n", (intmax_t)shndx); } } static void elf_print_dynamic(Elf32_Ehdr *e, void *sh) { u_int64_t offset; u_int64_t entsize; u_int64_t size; int64_t tag; u_int64_t ptr; u_int64_t val; void *d; int i; offset = elf_get_off(e, sh, SH_OFFSET); entsize = elf_get_size(e, sh, SH_ENTSIZE); size = elf_get_size(e, sh, SH_SIZE); fprintf(out, "\ndynamic:\n"); for (i = 0; (u_int64_t)i < size / entsize; i++) { d = (char *)e + offset + i * entsize; tag = elf_get_size(e, d, D_TAG); ptr = elf_get_size(e, d, D_PTR); val = elf_get_addr(e, d, D_VAL); fprintf(out, "\n"); fprintf(out, "entry: %d\n", i); fprintf(out, "\td_tag: %s\n", d_tags(tag)); switch (tag) { case DT_NEEDED: case DT_SONAME: case DT_RPATH: fprintf(out, "\td_val: %s\n", dynstr + val); break; case DT_PLTRELSZ: case DT_RELA: case DT_RELASZ: case DT_RELAENT: case DT_STRSZ: case DT_SYMENT: case DT_RELSZ: case DT_RELENT: case DT_PLTREL: fprintf(out, "\td_val: %jd\n", (intmax_t)val); break; case DT_PLTGOT: case DT_HASH: case DT_STRTAB: case DT_SYMTAB: case DT_INIT: case DT_FINI: case DT_REL: case DT_JMPREL: fprintf(out, "\td_ptr: %#jx\n", ptr); break; case DT_NULL: case DT_SYMBOLIC: case DT_DEBUG: case DT_TEXTREL: break; } } } static void elf_print_rela(Elf32_Ehdr *e, void *sh) { u_int64_t offset; u_int64_t entsize; u_int64_t size; u_int64_t name; u_int64_t info; int64_t addend; void *ra; void *v; int i; offset = elf_get_off(e, sh, SH_OFFSET); entsize = elf_get_size(e, sh, SH_ENTSIZE); size = elf_get_size(e, sh, SH_SIZE); name = elf_get_word(e, sh, SH_NAME); v = (char *)e + offset; fprintf(out, "\nrelocation with addend (%s):\n", shstrtab + name); for (i = 0; (u_int64_t)i < size / entsize; i++) { ra = (char *)v + i * entsize; offset = elf_get_addr(e, ra, RA_OFFSET); info = elf_get_word(e, ra, RA_INFO); addend = elf_get_off(e, ra, RA_ADDEND); fprintf(out, "\n"); fprintf(out, "entry: %d\n", i); fprintf(out, "\tr_offset: %#jx\n", offset); fprintf(out, "\tr_info: %jd\n", (intmax_t)info); fprintf(out, "\tr_addend: %jd\n", (intmax_t)addend); } } static void elf_print_rel(Elf32_Ehdr *e, void *sh) { u_int64_t offset; u_int64_t entsize; u_int64_t size; u_int64_t name; u_int64_t info; void *r; void *v; int i; offset = elf_get_off(e, sh, SH_OFFSET); entsize = elf_get_size(e, sh, SH_ENTSIZE); size = elf_get_size(e, sh, SH_SIZE); name = elf_get_word(e, sh, SH_NAME); v = (char *)e + offset; fprintf(out, "\nrelocation (%s):\n", shstrtab + name); for (i = 0; (u_int64_t)i < size / entsize; i++) { r = (char *)v + i * entsize; offset = elf_get_addr(e, r, R_OFFSET); info = elf_get_word(e, r, R_INFO); fprintf(out, "\n"); fprintf(out, "entry: %d\n", i); fprintf(out, "\tr_offset: %#jx\n", offset); fprintf(out, "\tr_info: %jd\n", (intmax_t)info); } } static void elf_print_interp(Elf32_Ehdr *e, void *p) { u_int64_t offset; char *s; offset = elf_get_off(e, p, P_OFFSET); s = (char *)e + offset; fprintf(out, "\ninterp:\n"); fprintf(out, "\t%s\n", s); } static void elf_print_got(Elf32_Ehdr *e, void *sh) { u_int64_t offset; u_int64_t addralign; u_int64_t size; u_int64_t addr; void *v; int i; offset = elf_get_off(e, sh, SH_OFFSET); addralign = elf_get_size(e, sh, SH_ADDRALIGN); size = elf_get_size(e, sh, SH_SIZE); v = (char *)e + offset; fprintf(out, "\nglobal offset table:\n"); for (i = 0; (u_int64_t)i < size / addralign; i++) { addr = elf_get_addr(e, (char *)v + i * addralign, 0); fprintf(out, "\n"); fprintf(out, "entry: %d\n", i); fprintf(out, "\t%#jx\n", addr); } } static void elf_print_hash(Elf32_Ehdr *e __unused, void *sh __unused) { } static void elf_print_note(Elf32_Ehdr *e, void *sh) { u_int64_t offset; u_int64_t size; u_int64_t name; u_int32_t namesz; u_int32_t descsz; u_int32_t desc; char *n, *s; offset = elf_get_off(e, sh, SH_OFFSET); size = elf_get_size(e, sh, SH_SIZE); name = elf_get_word(e, sh, SH_NAME); n = (char *)e + offset; fprintf(out, "\nnote (%s):\n", shstrtab + name); while (n < ((char *)e + offset + size)) { namesz = elf_get_word(e, n, N_NAMESZ); descsz = elf_get_word(e, n, N_DESCSZ); s = n + sizeof(Elf_Note); desc = elf_get_word(e, n + sizeof(Elf_Note) + namesz, 0); fprintf(out, "\t%s %d\n", s, desc); n += sizeof(Elf_Note) + namesz + descsz; } } static u_int64_t elf_get_byte(Elf32_Ehdr *e, void *base, elf_member_t member) { u_int64_t val; val = 0; switch (e->e_ident[EI_CLASS]) { case ELFCLASS32: val = ((uint8_t *)base)[elf32_offsets[member]]; break; case ELFCLASS64: val = ((uint8_t *)base)[elf64_offsets[member]]; break; case ELFCLASSNONE: errx(1, "invalid class"); } return val; } static u_int64_t elf_get_quarter(Elf32_Ehdr *e, void *base, elf_member_t member) { u_int64_t val; val = 0; switch (e->e_ident[EI_CLASS]) { case ELFCLASS32: base = (char *)base + elf32_offsets[member]; switch (e->e_ident[EI_DATA]) { case ELFDATA2MSB: val = be16dec(base); break; case ELFDATA2LSB: val = le16dec(base); break; case ELFDATANONE: errx(1, "invalid data format"); } break; case ELFCLASS64: base = (char *)base + elf64_offsets[member]; switch (e->e_ident[EI_DATA]) { case ELFDATA2MSB: val = be16dec(base); break; case ELFDATA2LSB: val = le16dec(base); break; case ELFDATANONE: errx(1, "invalid data format"); } break; case ELFCLASSNONE: errx(1, "invalid class"); } return val; } #if 0 static u_int64_t elf_get_half(Elf32_Ehdr *e, void *base, elf_member_t member) { u_int64_t val; val = 0; switch (e->e_ident[EI_CLASS]) { case ELFCLASS32: base = (char *)base + elf32_offsets[member]; switch (e->e_ident[EI_DATA]) { case ELFDATA2MSB: val = be16dec(base); break; case ELFDATA2LSB: val = le16dec(base); break; case ELFDATANONE: errx(1, "invalid data format"); } break; case ELFCLASS64: base = (char *)base + elf64_offsets[member]; switch (e->e_ident[EI_DATA]) { case ELFDATA2MSB: val = be32dec(base); break; case ELFDATA2LSB: val = le32dec(base); break; case ELFDATANONE: errx(1, "invalid data format"); } break; case ELFCLASSNONE: errx(1, "invalid class"); } return val; } #endif static u_int64_t elf_get_word(Elf32_Ehdr *e, void *base, elf_member_t member) { u_int64_t val; val = 0; switch (e->e_ident[EI_CLASS]) { case ELFCLASS32: base = (char *)base + elf32_offsets[member]; switch (e->e_ident[EI_DATA]) { case ELFDATA2MSB: val = be32dec(base); break; case ELFDATA2LSB: val = le32dec(base); break; case ELFDATANONE: errx(1, "invalid data format"); } break; case ELFCLASS64: base = (char *)base + elf64_offsets[member]; switch (e->e_ident[EI_DATA]) { case ELFDATA2MSB: val = be32dec(base); break; case ELFDATA2LSB: val = le32dec(base); break; case ELFDATANONE: errx(1, "invalid data format"); } break; case ELFCLASSNONE: errx(1, "invalid class"); } return val; } static u_int64_t elf_get_quad(Elf32_Ehdr *e, void *base, elf_member_t member) { u_int64_t val; val = 0; switch (e->e_ident[EI_CLASS]) { case ELFCLASS32: base = (char *)base + elf32_offsets[member]; switch (e->e_ident[EI_DATA]) { case ELFDATA2MSB: val = be32dec(base); break; case ELFDATA2LSB: val = le32dec(base); break; case ELFDATANONE: errx(1, "invalid data format"); } break; case ELFCLASS64: base = (char *)base + elf64_offsets[member]; switch (e->e_ident[EI_DATA]) { case ELFDATA2MSB: val = be64dec(base); break; case ELFDATA2LSB: val = le64dec(base); break; case ELFDATANONE: errx(1, "invalid data format"); } break; case ELFCLASSNONE: errx(1, "invalid class"); } return val; } static void usage(void) { fprintf(stderr, "usage: elfdump -a | -cdeGhinprs [-w file] file\n"); exit(1); }