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mikpe.pdp10-tools/include/pdp10-elf36.h

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/*
* pdp10-elf36.h -- ELF definitions for PDP10
* Copyright (C) 2013-2015 Mikael Pettersson
*
* This file is part of pdp10-tools.
*
* pdp10-tools is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* pdp10-tools is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with pdp10-tools. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* This is essentially the standard Elf32 declarations with 8/16/32-bit
* primitive types replaced by 9/18/36-bit primitive types, and Elf32
* replaced by Elf36.
*/
#ifndef PDP10_ELF36_H
#define PDP10_ELF36_H
#include "pdp10-stdint.h" /* pdp10_{u,}int{9,18,36}_t */
typedef pdp10_uint36_t Elf36_Addr;
typedef pdp10_uint18_t Elf36_Half;
typedef pdp10_uint36_t Elf36_Off;
typedef pdp10_int36_t Elf36_Sword;
typedef pdp10_uint9_t Elf36_Uchar;
typedef pdp10_uint36_t Elf36_Word;
/* ELF Header */
#define EI_NIDENT 16
typedef struct {
Elf36_Uchar e_ident[EI_NIDENT]; /* ELF magic */
Elf36_Half e_type; /* Identifies object file type */
Elf36_Half e_machine; /* Specifies required architecture */
Elf36_Word e_version; /* Identifies object file version */
Elf36_Addr e_entry; /* Entry point virtual address */
Elf36_Off e_phoff; /* Program header table file offset */
Elf36_Off e_shoff; /* Section header table file offset */
Elf36_Word e_flags; /* Processor-specific flags */
Elf36_Half e_ehsize; /* ELF header size in bytes */
Elf36_Half e_phentsize; /* Program header table entry size */
Elf36_Half e_phnum; /* Program header table entry count */
Elf36_Half e_shentsize; /* Section header table entry size */
Elf36_Half e_shnum; /* Section header table entry count */
Elf36_Half e_shstrndx; /* Section header string table index */
} Elf36_Ehdr;
#define ELF36_EHDR_SIZEOF (8 * 2 + (5 + 4) * 4)
/* e_ident[] identification indexes */
#define EI_MAG0 0 /* File identification byte 0 index */
#define EI_MAG1 1 /* File identification byte 1 index */
#define EI_MAG2 2 /* File identification byte 2 index */
#define EI_MAG3 3 /* File identification byte 3 index */
#define EI_CLASS 4 /* File class */
#define EI_DATA 5 /* Data encoding */
#define EI_VERSION 6 /* File version */
#define EI_OSABI 7 /* Operating System/ABI indication */
#define EI_ABIVERSION 8 /* ABI version */
#define EI_PAD 9 /* Start of padding bytes */
#define ELFMAG0 0x7F /* Magic number byte 0 */
#define ELFMAG1 'E' /* Magic number byte 1 */
#define ELFMAG2 'L' /* Magic number byte 2 */
#define ELFMAG3 'F' /* Magic number byte 3 */
#define ELFCLASSNONE 0 /* Invalid class */
#define ELFCLASS32 1 /* 32-bit objects */
#define ELFCLASS64 2 /* 64-bit objects */
#define ELFCLASS36 36 /* 36-bit objects */
#define ELFDATANONE 0 /* Invalid data encoding */
#define ELFDATA2LSB 1 /* 2's complement, little endian */
#define ELFDATA2MSB 2 /* 2's complement, big endian */
#define ELFOSABI_NONE 0 /* UNIX System V ABI */
#define ELFOSABI_HPUX 1 /* HP-UX operating system */
#define ELFOSABI_NETBSD 2 /* NetBSD */
#define ELFOSABI_GNU 3 /* GNU */
#define ELFOSABI_LINUX 3 /* Alias for ELFOSABI_GNU */
#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 /* OpenVMS */
#define ELFOSABI_NSK 14 /* Hewlett-Packard Non-Stop Kernel */
#define ELFOSABI_AROS 15 /* AROS */
#define ELFOSABI_FENIXOS 16 /* FenixOS */
#define ELFOSABI_C6000_ELFABI 64 /* Bare-metal TMS320C6000 */
#define ELFOSABI_C6000_LINUX 65 /* Linux TMS320C6000 */
#define ELFOSABI_ARM 97 /* ARM */
#define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */
/* Values for e_type, which identifies the object file type. */
#define ET_NONE 0 /* No file type */
#define ET_REL 1 /* Relocatable file */
#define ET_EXEC 2 /* Executable file */
#define ET_DYN 3 /* Shared object file */
#define ET_CORE 4 /* Core file */
#define ET_LOOS 0xFE00 /* Operating system-specific */
#define ET_HIOS 0xFEFF /* Operating system-specific */
#define ET_LOPROC 0xFF00 /* Processor-specific */
#define ET_HIPROC 0xFFFF /* Processor-specific */
/* Values for e_machine, which identifies the architecture. These numbers
are officially assigned by registry@sco.com. See below for a list of
ad-hoc numbers used during initial development. */
#define EM_NONE 0 /* No machine */
#define EM_M32 1 /* AT&T WE 32100 */
#define EM_SPARC 2 /* SUN SPARC */
#define EM_386 3 /* Intel 80386 */
#define EM_68K 4 /* Motorola m68k family */
#define EM_88K 5 /* Motorola m88k family */
#define EM_486 6 /* Intel 80486 *//* Reserved for future use */
#define EM_860 7 /* Intel 80860 */
#define EM_MIPS 8 /* MIPS R3000 (officially, big-endian only) */
#define EM_S370 9 /* IBM System/370 */
#define EM_MIPS_RS3_LE 10 /* MIPS R3000 little-endian (Oct 4 1999 Draft) Deprecated */
#define EM_res011 11 /* Reserved */
#define EM_res012 12 /* Reserved */
#define EM_res013 13 /* Reserved */
#define EM_res014 14 /* Reserved */
#define EM_PARISC 15 /* HPPA */
#define EM_res016 16 /* Reserved */
#define EM_VPP550 17 /* Fujitsu VPP500 */
#define EM_SPARC32PLUS 18 /* Sun's "v8plus" */
#define EM_960 19 /* Intel 80960 */
#define EM_PPC 20 /* PowerPC */
#define EM_PPC64 21 /* 64-bit PowerPC */
#define EM_S390 22 /* IBM S/390 */
#define EM_SPU 23 /* Sony/Toshiba/IBM SPU */
#define EM_res024 24 /* Reserved */
#define EM_res025 25 /* Reserved */
#define EM_res026 26 /* Reserved */
#define EM_res027 27 /* Reserved */
#define EM_res028 28 /* Reserved */
#define EM_res029 29 /* Reserved */
#define EM_res030 30 /* Reserved */
#define EM_res031 31 /* Reserved */
#define EM_res032 32 /* Reserved */
#define EM_res033 33 /* Reserved */
#define EM_res034 34 /* Reserved */
#define EM_res035 35 /* Reserved */
#define EM_V800 36 /* NEC V800 series */
#define EM_FR20 37 /* Fujitsu FR20 */
#define EM_RH32 38 /* TRW RH32 */
#define EM_MCORE 39 /* Motorola M*Core */ /* May also be taken by Fujitsu MMA */
#define EM_RCE 39 /* Old name for MCore */
#define EM_ARM 40 /* ARM */
#define EM_OLD_ALPHA 41 /* Digital Alpha */
#define EM_SH 42 /* Renesas (formerly Hitachi) / SuperH SH */
#define EM_SPARCV9 43 /* SPARC v9 64-bit */
#define EM_TRICORE 44 /* Siemens Tricore embedded processor */
#define EM_ARC 45 /* ARC Cores */
#define EM_H8_300 46 /* Renesas (formerly Hitachi) H8/300 */
#define EM_H8_300H 47 /* Renesas (formerly Hitachi) H8/300H */
#define EM_H8S 48 /* Renesas (formerly Hitachi) H8S */
#define EM_H8_500 49 /* Renesas (formerly 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 Multimedia Accelerator */
#define EM_PCP 55 /* Siemens PCP */
#define EM_NCPU 56 /* Sony nCPU embedded RISC processor */
#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 embedded processor */
#define EM_X86_64 62 /* Advanced Micro Devices X86-64 processor */
#define EM_PDSP 63 /* Sony DSP Processor */
#define EM_PDP10 64 /* Digital Equipment Corp. PDP-10 */
#define EM_PDP11 65 /* Digital Equipment Corp. PDP-11 */
#define EM_FX66 66 /* Siemens FX66 microcontroller */
#define EM_ST9PLUS 67 /* STMicroelectronics ST9+ 8/16 bit 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 cpu */
#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 cpu */
#define EM_FIREPATH 78 /* Element 14 64-bit DSP processor */
#define EM_ZSP 79 /* LSI Logic's 16-bit DSP processor */
#define EM_MMIX 80 /* Donald Knuth's educational 64-bit processor */
#define EM_HUANY 81 /* Harvard's machine-independent format */
#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 /* Renesas V850 (formerly NEC V850) */
#define EM_M32R 88 /* Renesas M32R (formerly 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_COMPACT 93 /* ARC International ARCompact processor */
#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 IP2022 micro controller */
#define EM_MAX 102 /* MAX Processor */
#define EM_CR 103 /* National Semiconductor CompactRISC */
#define EM_F2MC16 104 /* Fujitsu F2MC16 */
#define EM_MSP430 105 /* TI msp430 micro controller */
#define EM_BLACKFIN 106 /* ADI Blackfin */
#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_EXCESS 111 /* eXcess: 16/32/64-bit configurable embedded CPU */
#define EM_DXP 112 /* Icera Semiconductor Inc. Deep Execution Processor */
#define EM_ALTERA_NIOS2 113 /* Altera Nios II soft-core processor */
#define EM_CRX 114 /* National Semiconductor CRX */
#define EM_XGATE 115 /* Motorola XGATE embedded processor */
#define EM_C166 116 /* Infineon C16x/XC16x processor */
#define EM_M16C 117 /* Renesas M16C series microprocessors */
#define EM_DSPIC30F 118 /* Microchip Technology dsPIC30F Digital Signal Controller */
#define EM_CE 119 /* Freescale Communication Engine RISC core */
#define EM_M32C 120 /* Renesas M32C series microprocessors */
#define EM_res121 121 /* Reserved */
#define EM_res122 122 /* Reserved */
#define EM_res123 123 /* Reserved */
#define EM_res124 124 /* Reserved */
#define EM_res125 125 /* Reserved */
#define EM_res126 126 /* Reserved */
#define EM_res127 127 /* Reserved */
#define EM_res128 128 /* Reserved */
#define EM_res129 129 /* Reserved */
#define EM_res130 130 /* Reserved */
#define EM_TSK3000 131 /* Altium TSK3000 core */
#define EM_RS08 132 /* Freescale RS08 embedded processor */
#define EM_SHARC 133 /* Analog Devices SHARC family of 32-bit DSP processors */
#define EM_ECOG2 134 /* Cyan Technology eCOG2 microprocessor */
#define EM_SCORE 135 /* Sunplus Score */
#define EM_SCORE7 135 /* Sunplus S+core7 RISC processor */
#define EM_DSP24 136 /* New Japan Radio (NJR) 24-bit DSP Processor */
#define EM_VIDEOCORE3 137 /* Broadcom VideoCore III processor */
#define EM_LATTICEMICO32 138 /* RISC processor for Lattice FPGA architecture */
#define EM_SE_C17 139 /* Seiko Epson C17 family */
#define EM_TI_C6000 140 /* Texas Instruments TMS320C6000 DSP family */
#define EM_TI_C2000 141 /* Texas Instruments TMS320C2000 DSP family */
#define EM_TI_C5500 142 /* Texas Instruments TMS320C55x DSP family */
#define EM_res143 143 /* Reserved */
#define EM_res144 144 /* Reserved */
#define EM_res145 145 /* Reserved */
#define EM_res146 146 /* Reserved */
#define EM_res147 147 /* Reserved */
#define EM_res148 148 /* Reserved */
#define EM_res149 149 /* Reserved */
#define EM_res150 150 /* Reserved */
#define EM_res151 151 /* Reserved */
#define EM_res152 152 /* Reserved */
#define EM_res153 153 /* Reserved */
#define EM_res154 154 /* Reserved */
#define EM_res155 155 /* Reserved */
#define EM_res156 156 /* Reserved */
#define EM_res157 157 /* Reserved */
#define EM_res158 158 /* Reserved */
#define EM_res159 159 /* Reserved */
#define EM_MMDSP_PLUS 160 /* STMicroelectronics 64bit VLIW Data Signal Processor */
#define EM_CYPRESS_M8C 161 /* Cypress M8C microprocessor */
#define EM_R32C 162 /* Renesas R32C series microprocessors */
#define EM_TRIMEDIA 163 /* NXP Semiconductors TriMedia architecture family */
#define EM_QDSP6 164 /* QUALCOMM DSP6 Processor */
#define EM_8051 165 /* Intel 8051 and variants */
#define EM_STXP7X 166 /* STMicroelectronics STxP7x family */
#define EM_NDS32 167 /* Andes Technology compact code size embedded RISC processor family */
#define EM_ECOG1 168 /* Cyan Technology eCOG1X family */
#define EM_ECOG1X 168 /* Cyan Technology eCOG1X family */
#define EM_MAXQ30 169 /* Dallas Semiconductor MAXQ30 Core Micro-controllers */
#define EM_XIMO16 170 /* New Japan Radio (NJR) 16-bit DSP Processor */
#define EM_MANIK 171 /* M2000 Reconfigurable RISC Microprocessor */
#define EM_CRAYNV2 172 /* Cray Inc. NV2 vector architecture */
#define EM_RX 173 /* Renesas RX family */
#define EM_METAG 174 /* Imagination Technologies META processor architecture */
#define EM_MCST_ELBRUS 175 /* MCST Elbrus general purpose hardware architecture */
#define EM_ECOG16 176 /* Cyan Technology eCOG16 family */
#define EM_CR16 177 /* National Semiconductor CompactRISC 16-bit processor */
#define EM_ETPU 178 /* Freescale Extended Time Processing Unit */
#define EM_SLE9X 179 /* Infineon Technologies SLE9X core */
#define EM_L1OM 180 /* Intel L1OM */
#define EM_K1OM 181 /* Intel K1OM */
#define EM_INTEL182 182 /* Reserved by Intel */
#define EM_AARCH64 183 /* ARM 64-bit architecture (AARCH64) */
#define EM_res184 184 /* Reserved by ARM */
#define EM_AVR32 185 /* Atmel Corporation 32-bit microprocessor family */
#define EM_STM8 186 /* STMicroeletronics STM8 8-bit microcontroller */
#define EM_TILE64 187 /* Tilera TILE64 multicore architecture family */
#define EM_TILEPRO 188 /* Tilera TILEPro multicore architecture family */
#define EM_MICROBLAZE 189 /* Xilinx MicroBlaze 32-bit RISC soft processor core */
#define EM_CUDA 190 /* NVIDIA CUDA architecture */
#define EM_TILEGX 191 /* Tilera TILE-Gx multicore architecture family */
#define EM_CLOUDSHIELD 192 /* CloudShield architecture family */
#define EM_COREA_1ST 193 /* KIPO-KAIST Core-A 1st generation processor family */
#define EM_COREA_2ND 194 /* KIPO-KAIST Core-A 2nd generation processor family */
#define EM_ARC_COMPACT2 195 /* Synopsys ARCompact V2 */
#define EM_OPEN8 196 /* Open8 8-bit RISC soft processor core */
#define EM_RL78 197 /* Renesas RL78 family */
#define EM_VIDEOCORE5 198 /* Broadcom VideoCore V processor */
#define EM_78KOR 199 /* Renesas 78KOR family */
#define EM_56800EX 200 /* Freescale 56800EX Digital Signal Controller (DSC) */
#define EM_BA1 201 /* Beyond BA1 CPU architecture */
#define EM_BA2 202 /* Beyond BA2 CPU architecture */
#define EM_XCORE 203 /* XMOS xCORE processor family */
#define EM_MCHP_PIC 204 /* Microchip 8-bit PIC(r) family */
#define EM_res205 205 /* Reserved by Intel */
#define EM_res206 206 /* Reserved by Intel */
#define EM_res207 207 /* Reserved by Intel */
#define EM_res208 208 /* Reserved by Intel */
#define EM_res209 209 /* Reserved by Intel */
#define EM_KM32 210 /* KM211 KM32 32-bit processor */
#define EM_KMX32 211 /* KM211 KMX32 32-bit processor */
#define EM_KMX16 212 /* KM211 KMX16 16-bit processor */
#define EM_KMX8 213 /* KM211 KMX8 8-bit processor */
#define EM_KVARC 214 /* KM211 KVARC processor */
/* If it is necessary to assign new unofficial EM_* values, please pick large
random numbers (0x8523, 0xa7f2, etc.) to minimize the chances of collision
with official or non-GNU unofficial values.
NOTE: Do not just increment the most recent number by one.
Somebody else somewhere will do exactly the same thing, and you
will have a collision. Instead, pick a random number.
Normally, each entity or maintainer responsible for a machine with an
unofficial e_machine number should eventually ask registry@sco.com for
an officially blessed number to be added to the list above. */
/* Old version of Sparc v9, from before the ABI;
This should be removed shortly. */
#define EM_OLD_SPARCV9 11
/* Old version of PowerPC, this should be removed shortly. */
#define EM_PPC_OLD 17
/* picoJava */
#define EM_PJ_OLD 99
/* Old, unofficial value for National Semiconductor CompactRISC - CR16 */
#define EM_CR16_OLD 115
/* AVR magic number. Written in the absense of an ABI. */
#define EM_AVR_OLD 0x1057
/* MSP430 magic number. Written in the absense of everything. */
#define EM_MSP430_OLD 0x1059
/* Morpho MT. Written in the absense of an ABI. */
#define EM_MT 0x2530
/* FR30 magic number - no EABI available. */
#define EM_CYGNUS_FR30 0x3330
/* OpenRISC magic number. Written in the absense of an ABI. */
#define EM_OPENRISC_OLD 0x3426
/* DLX magic number. Written in the absense of an ABI. */
#define EM_DLX 0x5aa5
/* FRV magic number - no EABI available??. */
#define EM_CYGNUS_FRV 0x5441
/* Infineon Technologies 16-bit microcontroller with C166-V2 core. */
#define EM_XC16X 0x4688
/* D10V backend magic number. Written in the absence of an ABI. */
#define EM_CYGNUS_D10V 0x7650
/* D30V backend magic number. Written in the absence of an ABI. */
#define EM_CYGNUS_D30V 0x7676
/* Ubicom IP2xxx; Written in the absense of an ABI. */
#define EM_IP2K_OLD 0x8217
/* (Deprecated) Temporary number for the OpenRISC processor. */
#define EM_OR32 0x8472
/* Cygnus PowerPC ELF backend. Written in the absence of an ABI. */
#define EM_CYGNUS_POWERPC 0x9025
/* Alpha backend magic number. Written in the absence of an ABI. */
#define EM_ALPHA 0x9026
/* Cygnus M32R ELF backend. Written in the absence of an ABI. */
#define EM_CYGNUS_M32R 0x9041
/* V850 backend magic number. Written in the absense of an ABI. */
#define EM_CYGNUS_V850 0x9080
/* old S/390 backend magic number. Written in the absence of an ABI. */
#define EM_S390_OLD 0xa390
/* Old, unofficial value for Xtensa. */
#define EM_XTENSA_OLD 0xabc7
#define EM_XSTORMY16 0xad45
/* mn10200 and mn10300 backend magic numbers.
Written in the absense of an ABI. */
#define EM_CYGNUS_MN10300 0xbeef
#define EM_CYGNUS_MN10200 0xdead
/* Renesas M32C and M16C. */
#define EM_M32C_OLD 0xFEB0
/* Vitesse IQ2000. */
#define EM_IQ2000 0xFEBA
/* NIOS magic number - no EABI available. */
#define EM_NIOS32 0xFEBB
#define EM_CYGNUS_MEP 0xF00D /* Toshiba MeP */
#define EM_MOXIE 0xFEED /* Moxie */
/* Old Sunplus S+core7 backend magic number. Written in the absence of an ABI. */
#define EM_SCORE_OLD 95
#define EM_MICROBLAZE_OLD 0xbaab /* Old MicroBlaze */
/* See the above comment before you add a new EM_* value here. */
/* Values for e_version. */
#define EV_NONE 0 /* Invalid ELF version */
#define EV_CURRENT 1 /* Current version */
/* Value for e_phnum. */
#define PN_XNUM 0xffff /* Extended numbering */
/* Section header */
typedef struct {
Elf36_Word sh_name; /* Section name, index in string tbl */
Elf36_Word sh_type; /* Type of section */
Elf36_Word sh_flags; /* Miscellaneous section attributes */
Elf36_Addr sh_addr; /* Section virtual addr at execution */
Elf36_Off sh_offset; /* Section file offset */
Elf36_Word sh_size; /* Size of section in bytes */
Elf36_Word sh_link; /* Index of another section */
Elf36_Word sh_info; /* Additional section information */
Elf36_Word sh_addralign; /* Section alignment */
Elf36_Word sh_entsize; /* Entry size if section holds table */
} Elf36_Shdr;
#define ELF36_SHDR_SIZEOF (10 * 4)
/* Special section indices, which may show up in st_shndx fields, among
other places. */
#define SHN_UNDEF 0x0000 /* Undefined, missing, irrelevant, or meaningless */
#define SHN_LORESERVE 0xFF00 /* Begin range of reserved indices */
#define SHN_LOPROC 0xFF00 /* Begin range of appl-specific */
#define SHN_HIPROC 0xFF1F /* End range of appl-specific */
#define SHN_LOOS 0xFF20 /* OS specific semantics, lo */
#define SHN_HIOS 0xFF3F /* OS specific semantics, hi */
#define SHN_ABS 0xFFF1 /* Associated symbol is absolute */
#define SHN_COMMON 0xFFF2 /* Associated symbol is in common */
#define SHN_XINDEX 0xFFFF /* Section index is held elsewhere */
#define SHN_HIRESERVE 0xFFFF /* End range of reserved indices */
/* Values for section header, sh_type field. */
#define SHT_NULL 0 /* Section header table entry unused */
#define SHT_PROGBITS 1 /* Program specific (private) data */
#define SHT_SYMTAB 2 /* Link editing symbol table */
#define SHT_STRTAB 3 /* A string table */
#define SHT_RELA 4 /* Relocation entries with addends */
#define SHT_HASH 5 /* A symbol hash table */
#define SHT_DYNAMIC 6 /* Information for dynamic linking */
#define SHT_NOTE 7 /* Information that marks file */
#define SHT_NOBITS 8 /* Section occupies no space in file */
#define SHT_REL 9 /* Relocation entries, no addends */
#define SHT_SHLIB 10 /* Reserved, unspecified semantics */
#define SHT_DYNSYM 11 /* Dynamic linking symbol table */
#define SHT_INIT_ARRAY 14 /* Array of ptrs to init functions */
#define SHT_FINI_ARRAY 15 /* Array of ptrs to finish functions */
#define SHT_PREINIT_ARRAY 16 /* Array of ptrs to pre-init funcs */
#define SHT_GROUP 17 /* Section contains a section group */
#define SHT_SYMTAB_SHNDX 18 /* Indicies for SHN_XINDEX entries */
#define SHT_LOOS 0x60000000 /* First of OS specific semantics */
#define SHT_HIOS 0x6fffffff /* Last of OS specific semantics */
#define SHT_GNU_INCREMENTAL_INPUTS 0x6fff4700 /* incremental build data */
#define SHT_GNU_ATTRIBUTES 0x6ffffff5 /* Object attributes */
#define SHT_GNU_HASH 0x6ffffff6 /* GNU style symbol hash table */
#define SHT_GNU_LIBLIST 0x6ffffff7 /* List of prelink dependencies */
/* The next three section types are defined by Solaris, and are named
SHT_SUNW*. We use them in GNU code, so we also define SHT_GNU*
versions. */
#define SHT_SUNW_verdef 0x6ffffffd /* Versions defined by file */
#define SHT_SUNW_verneed 0x6ffffffe /* Versions needed by file */
#define SHT_SUNW_versym 0x6fffffff /* Symbol versions */
#define SHT_GNU_verdef SHT_SUNW_verdef
#define SHT_GNU_verneed SHT_SUNW_verneed
#define SHT_GNU_versym SHT_SUNW_versym
#define SHT_LOPROC 0x70000000 /* Processor-specific semantics, lo */
#define SHT_HIPROC 0x7FFFFFFF /* Processor-specific semantics, hi */
#define SHT_LOUSER 0x80000000 /* Application-specific semantics */
/* #define SHT_HIUSER 0x8FFFFFFF *//* Application-specific semantics */
#define SHT_HIUSER 0xFFFFFFFF /* New value, defined in Oct 4, 1999 Draft */
/* Values for section header, sh_flags field. */
#define SHF_WRITE (1 << 0) /* Writable data during execution */
#define SHF_ALLOC (1 << 1) /* Occupies memory during execution */
#define SHF_EXECINSTR (1 << 2) /* Executable machine instructions */
#define SHF_MERGE (1 << 4) /* Data in this section can be merged */
#define SHF_STRINGS (1 << 5) /* Contains null terminated character strings */
#define SHF_INFO_LINK (1 << 6) /* sh_info holds section header table index */
#define SHF_LINK_ORDER (1 << 7) /* Preserve section ordering when linking */
#define SHF_OS_NONCONFORMING (1 << 8) /* OS specific processing required */
#define SHF_GROUP (1 << 9) /* Member of a section group */
#define SHF_TLS (1 << 10) /* Thread local storage section */
#define SHF_COMPRESSED (1 << 11) /* Data in this section is compressed */
/* #define SHF_MASKOS 0x0F000000 *//* OS-specific semantics */
#define SHF_MASKOS 0x0FF00000 /* New value, Oct 4, 1999 Draft */
#define SHF_MASKPROC 0xF0000000 /* Processor-specific semantics */
/* This used to be implemented as a processor specific section flag.
We just make it generic. */
#define SHF_EXCLUDE 0x80000000 /* Link editor is to exclude
this section from executable
and shared library that it
builds when those objects
are not to be further
relocated. */
/* Size of SHT_GROUP section entry. */
#define GRP_ENTRY_SIZE 4
/* Section Group Flags. */
#define GRP_COMDAT 0x1 /* A COMDAT group */
#define GRP_MASKOS 0x0ff00000 /* Reserved for OS-specific semantics */
#define GRP_MASKPROC 0xf0000000 /* Reserved for processor-specific semantics */
/* Compression Header */
typedef struct {
Elf36_Word ch_type; /* Specifies the compression algorithm */
Elf36_Word ch_size; /* Size in bytes of the uncompressed data; see sh_size */
Elf36_Word ch_addralign; /* Alignment for the uncompressed data; see sh_addralign */
} Elf36_Chdr;
#define ELFCOMPRESS_ZLIB 1 /* Data is compressed with the ZLIB algorithm */
#define ELFCOMPRESS_LOOS 0x60000000 /* OS specific semantics, start of range */
#define ELFCOMPRESS_HIOS 0x6fffffff /* OS specific semantics, end of range */
#define ELFCOMPRESS_LOPROC 0x70000000 /* Processor-specific semantics, start of range */
#define ELFCOMPRESS_HIPROC 0x7fffffff /* Processor-specific semantics, end of range */
/* Symbol table entry */
typedef struct {
Elf36_Word st_name; /* Symbol name, index in string tbl */
Elf36_Addr st_value; /* Value of the symbol */
Elf36_Word st_size; /* Associated symbol size */
Elf36_Uchar st_info; /* Type and binding attributes */
Elf36_Uchar st_other; /* No defined meaning, 0 */
Elf36_Half st_shndx; /* Associated section index */
} Elf36_Sym;
#define ELF36_SYM_SIZEOF ((3 * 4) + 2 + 2)
#if 0
typedef struct {
pdp10_uint9_t est_shndx[4]; /* Section index */
} Elf_External_Sym_Shndx;
#endif
#define STN_UNDEF 0 /* Undefined symbol index */
/* These three macros disassemble and assemble a symbol table st_info field,
which contains the symbol binding and symbol type. The STB_ and STT_
defines identify the binding and type. */
#define ELF_ST_BIND(val) (((unsigned int)(val)) >> 4)
#define ELF_ST_TYPE(val) ((val) & 0xF)
#define ELF_ST_INFO(bind,type) (((bind) << 4) + ((type) & 0xF))
/* The 64bit, 36bit, and 32bit versions of these macros are identical, but
the ELF spec defines them, so here they are. */
#define ELF36_ST_BIND ELF_ST_BIND
#define ELF36_ST_TYPE ELF_ST_TYPE
#define ELF36_ST_INFO ELF_ST_INFO
#define STB_LOCAL 0 /* Symbol not visible outside obj */
#define STB_GLOBAL 1 /* Symbol visible outside obj */
#define STB_WEAK 2 /* Like globals, lower precedence */
#define STB_LOOS 10 /* OS-specific semantics */
#define STB_GNU_UNIQUE 10 /* Symbol is unique in namespace */
#define STB_HIOS 12 /* OS-specific semantics */
#define STB_LOPROC 13 /* Processor-specific semantics */
#define STB_HIPROC 15 /* Processor-specific semantics */
#define STT_NOTYPE 0 /* Symbol type is unspecified */
#define STT_OBJECT 1 /* Symbol is a data object */
#define STT_FUNC 2 /* Symbol is a code object */
#define STT_SECTION 3 /* Symbol associated with a section */
#define STT_FILE 4 /* Symbol gives a file name */
#define STT_COMMON 5 /* An uninitialised common block */
#define STT_TLS 6 /* Thread local data object */
#define STT_RELC 8 /* Complex relocation expression */
#define STT_SRELC 9 /* Signed Complex relocation expression */
#define STT_LOOS 10 /* OS-specific semantics */
#define STT_GNU_IFUNC 10 /* Symbol is an indirect code object */
#define STT_HIOS 12 /* OS-specific semantics */
#define STT_LOPROC 13 /* Processor-specific semantics */
#define STT_HIPROC 15 /* Processor-specific semantics */
/* This macro disassembles and assembles a symbol's visibility into
the st_other field. The STV_ defines specify the actual visibility. */
#define ELF_ST_VISIBILITY(v) ((v) & 0x3)
/* The remaining bits in the st_other field are not currently used.
They should be set to zero. */
#define ELF36_ST_VISIBILITY ELF_ST_VISIBILITY
/* The following constants control how a symbol may be accessed once it has
become part of an executable or shared library. */
#define STV_DEFAULT 0 /* Visibility is specified by binding type */
#define STV_INTERNAL 1 /* OS specific version of STV_HIDDEN */
#define STV_HIDDEN 2 /* Can only be seen inside currect component */
#define STV_PROTECTED 3 /* Treat as STB_LOCAL inside current component */
/* Relocation Entries */
typedef struct {
Elf36_Addr r_offset; /* Location at which to apply the action */
Elf36_Word r_info; /* index and type of relocation */
} Elf36_Rel;
typedef struct {
Elf36_Addr r_offset; /* Location at which to apply the action */
Elf36_Word r_info; /* index and type of relocation */
Elf36_Sword r_addend; /* Constant addend used to compute value */
} Elf36_Rela;
/* Relocation info handling macros. */
#define ELF36_R_SYM(i) ((i) >> 8)
#define ELF36_R_TYPE(i) ((i) & 0xff)
#define ELF36_R_INFO(s,t) (((s) << 8) + ((t) & 0xff))
/* Note segments */
typedef struct {
Elf36_Word n_namesz; /* Size of entry's owner string */
Elf36_Word n_descsz; /* Size of the note descriptor */
Elf36_Word n_type; /* Interpretation of the descriptor */
Elf36_Uchar n_name[1]; /* Start of the name+desc data */
} Elf36_Note;
/* Values of note segment descriptor types for core files. */
#define NT_PRSTATUS 1 /* Contains copy of prstatus struct */
#define NT_FPREGSET 2 /* Contains copy of fpregset struct */
#define NT_PRPSINFO 3 /* Contains copy of prpsinfo struct */
#define NT_TASKSTRUCT 4 /* Contains copy of task struct */
#define NT_AUXV 6 /* Contains copy of Elfxx_auxv_t */
#define NT_PRXFPREG 0x46e62b7f /* Contains a user_xfpregs_struct; */
/* note name must be "LINUX". */
#define NT_PPC_VMX 0x100 /* PowerPC Altivec/VMX registers */
/* note name must be "LINUX". */
#define NT_PPC_VSX 0x102 /* PowerPC VSX registers */
/* note name must be "LINUX". */
#define NT_X86_XSTATE 0x202 /* x86 XSAVE extended state */
/* note name must be "LINUX". */
#define NT_S390_HIGH_GPRS 0x300 /* S/390 upper halves of GPRs */
/* note name must be "LINUX". */
#define NT_S390_TIMER 0x301 /* S390 timer */
/* note name must be "LINUX". */
#define NT_S390_TODCMP 0x302 /* S390 TOD clock comparator */
/* note name must be "LINUX". */
#define NT_S390_TODPREG 0x303 /* S390 TOD programmable register */
/* note name must be "LINUX". */
#define NT_S390_CTRS 0x304 /* S390 control registers */
/* note name must be "LINUX". */
#define NT_S390_PREFIX 0x305 /* S390 prefix register */
/* note name must be "LINUX". */
#define NT_ARM_VFP 0x400 /* ARM VFP registers */
/* note name must be "LINUX". */
/* Note segments for core files on dir-style procfs systems. */
#define NT_PSTATUS 10 /* Has a struct pstatus */
#define NT_FPREGS 12 /* Has a struct fpregset */
#define NT_PSINFO 13 /* Has a struct psinfo */
#define NT_LWPSTATUS 16 /* Has a struct lwpstatus_t */
#define NT_LWPSINFO 17 /* Has a struct lwpsinfo_t */
#define NT_WIN32PSTATUS 18 /* Has a struct win32_pstatus */
/* Note segment for SystemTap probes. */
#define NT_STAPSDT 3
/* Note segments for core files on NetBSD systems. Note name
must start with "NetBSD-CORE". */
#define NT_NETBSDCORE_PROCINFO 1 /* Has a struct procinfo */
#define NT_NETBSDCORE_FIRSTMACH 32 /* start of machdep note types */
/* Note segments for core files on OpenBSD systems. Note name is
"OpenBSD". */
#define NT_OPENBSD_PROCINFO 10
#define NT_OPENBSD_AUXV 11
#define NT_OPENBSD_REGS 20
#define NT_OPENBSD_FPREGS 21
#define NT_OPENBSD_XFPREGS 22
#define NT_OPENBSD_WCOOKIE 23
/* Note segments for core files on SPU systems. Note name
must start with "SPU/". */
#define NT_SPU 1
/* Values of note segment descriptor types for object files. */
#define NT_VERSION 1 /* Contains a version string. */
#define NT_ARCH 2 /* Contains an architecture string. */
/* Values for notes in non-core files using name "GNU". */
#define NT_GNU_ABI_TAG 1
#define NT_GNU_HWCAP 2 /* Used by ld.so and kernel vDSO. */
#define NT_GNU_BUILD_ID 3 /* Generated by ld --build-id. */
#define NT_GNU_GOLD_VERSION 4 /* Generated by gold. */
/* Values used in GNU .note.ABI-tag notes (NT_GNU_ABI_TAG). */
#define GNU_ABI_TAG_LINUX 0
#define GNU_ABI_TAG_HURD 1
#define GNU_ABI_TAG_SOLARIS 2
#define GNU_ABI_TAG_FREEBSD 3
#define GNU_ABI_TAG_NETBSD 4
/* Values for NetBSD .note.netbsd.ident notes. Note name is "NetBSD". */
#define NT_NETBSD_IDENT 1
/* Values for OpenBSD .note.openbsd.ident notes. Note name is "OpenBSD". */
#define NT_OPENBSD_IDENT 1
/* Values for FreeBSD .note.ABI-tag notes. Note name is "FreeBSD". */
#define NT_FREEBSD_ABI_TAG 1
/* Program header */
typedef struct {
Elf36_Word p_type; /* Identifies program segment type */
Elf36_Off p_offset; /* Segment file offset */
Elf36_Addr p_vaddr; /* Segment virtual address */
Elf36_Addr p_paddr; /* Segment physical address */
Elf36_Word p_filesz; /* Segment size in file */
Elf36_Word p_memsz; /* Segment size in memory */
Elf36_Word p_flags; /* Segment flags */
Elf36_Word p_align; /* Segment alignment, file & memory */
} Elf36_Phdr;
/* Values for program header, p_type field. */
#define PT_NULL 0 /* Program header table entry unused */
#define PT_LOAD 1 /* Loadable program segment */
#define PT_DYNAMIC 2 /* Dynamic linking information */
#define PT_INTERP 3 /* Program interpreter */
#define PT_NOTE 4 /* Auxiliary information */
#define PT_SHLIB 5 /* Reserved, unspecified semantics */
#define PT_PHDR 6 /* Entry for header table itself */
#define PT_TLS 7 /* Thread local storage segment */
#define PT_LOOS 0x60000000 /* OS-specific */
#define PT_HIOS 0x6fffffff /* OS-specific */
#define PT_LOPROC 0x70000000 /* Processor-specific */
#define PT_HIPROC 0x7FFFFFFF /* Processor-specific */
#define PT_GNU_EH_FRAME (PT_LOOS + 0x474e550) /* Frame unwind information */
#define PT_SUNW_EH_FRAME PT_GNU_EH_FRAME /* Solaris uses the same value */
#define PT_GNU_STACK (PT_LOOS + 0x474e551) /* Stack flags */
#define PT_GNU_RELRO (PT_LOOS + 0x474e552) /* Read-only after relocation */
/* Program segment permissions, in program header p_flags field. */
#define PF_X (1 << 0) /* Segment is executable */
#define PF_W (1 << 1) /* Segment is writable */
#define PF_R (1 << 2) /* Segment is readable */
/* #define PF_MASKOS 0x0F000000 *//* OS-specific reserved bits */
#define PF_MASKOS 0x0FF00000 /* New value, Oct 4, 1999 Draft */
#define PF_MASKPROC 0xF0000000 /* Processor-specific reserved bits */
/* dynamic section structure */
typedef struct {
Elf36_Sword d_tag; /* entry tag value */
union {
Elf36_Word d_val;
Elf36_Addr d_ptr;
} d_un;
} Elf36_Dyn;
/* Dynamic section tags. */
#define DT_NULL 0
#define DT_NEEDED 1
#define DT_PLTRELSZ 2
#define DT_PLTGOT 3
#define DT_HASH 4
#define DT_STRTAB 5
#define DT_SYMTAB 6
#define DT_RELA 7
#define DT_RELASZ 8
#define DT_RELAENT 9
#define DT_STRSZ 10
#define DT_SYMENT 11
#define DT_INIT 12
#define DT_FINI 13
#define DT_SONAME 14
#define DT_RPATH 15
#define DT_SYMBOLIC 16
#define DT_REL 17
#define DT_RELSZ 18
#define DT_RELENT 19
#define DT_PLTREL 20
#define DT_DEBUG 21
#define DT_TEXTREL 22
#define DT_JMPREL 23
#define DT_BIND_NOW 24
#define DT_INIT_ARRAY 25
#define DT_FINI_ARRAY 26
#define DT_INIT_ARRAYSZ 27
#define DT_FINI_ARRAYSZ 28
#define DT_RUNPATH 29
#define DT_FLAGS 30
#define DT_ENCODING 32 /* odd/even encoding rule starts here */
#define DT_PREINIT_ARRAY 32
#define DT_PREINIT_ARRAYSZ 33
/* Note, the Oct 4, 1999 draft of the ELF ABI changed the values
for DT_LOOS and DT_HIOS. Some implementations however, use
values outside of the new range (see below). */
#define OLD_DT_LOOS 0x60000000
#define DT_LOOS 0x6000000d
#define DT_HIOS 0x6ffff000
#define OLD_DT_HIOS 0x6fffffff
#define DT_LOPROC 0x70000000
#define DT_HIPROC 0x7fffffff
/* The next 2 dynamic tag ranges, integer value range (DT_VALRNGLO to
DT_VALRNGHI) and virtual address range (DT_ADDRRNGLO to DT_ADDRRNGHI),
are used on Solaris. We support them everywhere. Note these values
lie outside of the (new) range for OS specific values. This is a
deliberate special case and we maintain it for backwards compatability.
*/
#define DT_VALRNGLO 0x6ffffd00
#define DT_GNU_PRELINKED 0x6ffffdf5
#define DT_GNU_CONFLICTSZ 0x6ffffdf6
#define DT_GNU_LIBLISTSZ 0x6ffffdf7
#define DT_CHECKSUM 0x6ffffdf8
#define DT_PLTPADSZ 0x6ffffdf9
#define DT_MOVEENT 0x6ffffdfa
#define DT_MOVESZ 0x6ffffdfb
#define DT_FEATURE 0x6ffffdfc
#define DT_POSFLAG_1 0x6ffffdfd
#define DT_SYMINSZ 0x6ffffdfe
#define DT_SYMINENT 0x6ffffdff
#define DT_VALRNGHI 0x6ffffdff
#define DT_ADDRRNGLO 0x6ffffe00
#define DT_GNU_HASH 0x6ffffef5
#define DT_TLSDESC_PLT 0x6ffffef6
#define DT_TLSDESC_GOT 0x6ffffef7
#define DT_GNU_CONFLICT 0x6ffffef8
#define DT_GNU_LIBLIST 0x6ffffef9
#define DT_CONFIG 0x6ffffefa
#define DT_DEPAUDIT 0x6ffffefb
#define DT_AUDIT 0x6ffffefc
#define DT_PLTPAD 0x6ffffefd
#define DT_MOVETAB 0x6ffffefe
#define DT_SYMINFO 0x6ffffeff
#define DT_ADDRRNGHI 0x6ffffeff
#define DT_RELACOUNT 0x6ffffff9
#define DT_RELCOUNT 0x6ffffffa
#define DT_FLAGS_1 0x6ffffffb
#define DT_VERDEF 0x6ffffffc
#define DT_VERDEFNUM 0x6ffffffd
#define DT_VERNEED 0x6ffffffe
#define DT_VERNEEDNUM 0x6fffffff
/* This tag is a GNU extension to the Solaris version scheme. */
#define DT_VERSYM 0x6ffffff0
#define DT_LOPROC 0x70000000
#define DT_HIPROC 0x7fffffff
/* These section tags are used on Solaris. We support them
everywhere, and hope they do not conflict. */
#define DT_AUXILIARY 0x7ffffffd
#define DT_USED 0x7ffffffe
#define DT_FILTER 0x7fffffff
/* Values used in DT_FEATURE .dynamic entry. */
#define DTF_1_PARINIT 0x00000001
/* From
http://docs.sun.com:80/ab2/coll.45.13/LLM/@Ab2PageView/21165?Ab2Lang=C&Ab2Enc=iso-8859-1
DTF_1_CONFEXP is the same as DTF_1_PARINIT. It is a typo. The value
defined here is the same as the one in <sys/link.h> on Solaris 8. */
#define DTF_1_CONFEXP 0x00000002
/* Flag values used in the DT_POSFLAG_1 .dynamic entry. */
#define DF_P1_LAZYLOAD 0x00000001
#define DF_P1_GROUPPERM 0x00000002
/* Flag value in in the DT_FLAGS_1 .dynamic entry. */
#define DF_1_NOW 0x00000001
#define DF_1_GLOBAL 0x00000002
#define DF_1_GROUP 0x00000004
#define DF_1_NODELETE 0x00000008
#define DF_1_LOADFLTR 0x00000010
#define DF_1_INITFIRST 0x00000020
#define DF_1_NOOPEN 0x00000040
#define DF_1_ORIGIN 0x00000080
#define DF_1_DIRECT 0x00000100
#define DF_1_TRANS 0x00000200
#define DF_1_INTERPOSE 0x00000400
#define DF_1_NODEFLIB 0x00000800
#define DF_1_NODUMP 0x00001000
#define DF_1_CONLFAT 0x00002000
/* Flag values for the DT_FLAGS entry. */
#define DF_ORIGIN (1 << 0)
#define DF_SYMBOLIC (1 << 1)
#define DF_TEXTREL (1 << 2)
#define DF_BIND_NOW (1 << 3)
#define DF_STATIC_TLS (1 << 4)
/* This structure appears in a SHT_GNU_verdef section. */
typedef struct {
Elf36_Half vd_version;
Elf36_Half vd_flags;
Elf36_Half vd_ndx;
Elf36_Half vd_cnt;
Elf36_Word vd_hash;
Elf36_Word vd_aux;
Elf36_Word vd_next;
} Elf36_Verdef;
/* These constants are used for the version number of a Elf32_Verdef
structure. */
#define VER_DEF_NONE 0
#define VER_DEF_CURRENT 1
/* These constants appear in the vd_flags field of a Elf32_Verdef
structure.
Cf. the Solaris Linker and Libraries Guide, Ch. 7, Object File Format,
Versioning Sections, for a description:
http://docs.sun.com/app/docs/doc/819-0690/chapter6-93046?l=en&a=view */
#define VER_FLG_BASE 0x1
#define VER_FLG_WEAK 0x2
#define VER_FLG_INFO 0x4
/* This structure appears in a SHT_GNU_verdef section. */
typedef struct {
Elf36_Word vda_name;
Elf36_Word vda_next;
} Elf36_Verdaux;
/* This structure appears in a SHT_GNU_verneed section. */
typedef struct {
Elf36_Half vn_version;
Elf36_Half vn_cnt;
Elf36_Word vn_file;
Elf36_Word vn_aux;
Elf36_Word vn_next;
} Elf36_Verneed;
/* These constants are used for the version number of a Elf32_Verneed
structure. */
#define VER_NEED_NONE 0
#define VER_NEED_CURRENT 1
/* This structure appears in a SHT_GNU_verneed section. */
typedef struct {
Elf36_Word vna_hash;
Elf36_Half vna_flags;
Elf36_Half vna_other;
Elf36_Word vna_name;
Elf36_Word vna_next;
} Elf36_Vernaux;
/* This structure appears in a SHT_GNU_versym section. This is not a
standard ELF structure; ELF just uses Elf32_Half. */
typedef struct {
Elf36_Half vs_vers;
} Elf36_Versym;
/* These special constants can be found in an Elf32_Versym field. */
#define VER_NDX_LOCAL 0
#define VER_NDX_GLOBAL 1
/* This flag appears in a Versym structure. It means that the symbol
is hidden, and is only visible with an explicit version number.
This is a GNU extension. */
#define VERSYM_HIDDEN 0x8000
/* This is the mask for the rest of the Versym information. */
#define VERSYM_VERSION 0x7fff
/* This is a special token which appears as part of a symbol name. It
indicates that the rest of the name is actually the name of a
version node, and is not part of the actual name. This is a GNU
extension. For example, the symbol name `stat@ver2' is taken to
mean the symbol `stat' in version `ver2'. */
#define ELF_VER_CHR '@'
/* Structure for syminfo section. */
typedef struct
{
Elf36_Half si_boundto;
Elf36_Half si_flags;
} Elf36_Syminfo;
/* Possible values for si_boundto. */
#define SYMINFO_BT_SELF 0xffff /* Symbol bound to self */
#define SYMINFO_BT_PARENT 0xfffe /* Symbol bound to parent */
#define SYMINFO_BT_LOWRESERVE 0xff00 /* Beginning of reserved entries */
/* Possible bitmasks for si_flags. */
#define SYMINFO_FLG_DIRECT 0x0001 /* Direct bound symbol */
#define SYMINFO_FLG_PASSTHRU 0x0002 /* Pass-thru symbol for translator */
#define SYMINFO_FLG_COPY 0x0004 /* Symbol is a copy-reloc */
#define SYMINFO_FLG_LAZYLOAD 0x0008 /* Symbol bound to object to be lazy loaded */
/* Syminfo version values. */
#define SYMINFO_NONE 0
#define SYMINFO_CURRENT 1
#define SYMINFO_NUM 2
/* This structure appears on the stack and in NT_AUXV core file notes. */
typedef struct
{
Elf36_Word a_type;
Elf36_Addr a_val;
} Elf36_Auxv;
/* Auxv a_type values. */
#define AT_NULL 0 /* End of vector */
#define AT_IGNORE 1 /* Entry should be ignored */
#define AT_EXECFD 2 /* File descriptor of program */
#define AT_PHDR 3 /* Program headers for program */
#define AT_PHENT 4 /* Size of program header entry */
#define AT_PHNUM 5 /* Number of program headers */
#define AT_PAGESZ 6 /* System page size */
#define AT_BASE 7 /* Base address of interpreter */
#define AT_FLAGS 8 /* Flags */
#define AT_ENTRY 9 /* Entry point of program */
#define AT_NOTELF 10 /* Program is not ELF */
#define AT_UID 11 /* Real uid */
#define AT_EUID 12 /* Effective uid */
#define AT_GID 13 /* Real gid */
#define AT_EGID 14 /* Effective gid */
#define AT_CLKTCK 17 /* Frequency of times() */
#define AT_PLATFORM 15 /* String identifying platform. */
#define AT_HWCAP 16 /* Machine dependent hints about
processor capabilities. */
#define AT_FPUCW 18 /* Used FPU control word. */
#define AT_DCACHEBSIZE 19 /* Data cache block size. */
#define AT_ICACHEBSIZE 20 /* Instruction cache block size. */
#define AT_UCACHEBSIZE 21 /* Unified cache block size. */
#define AT_IGNOREPPC 22 /* Entry should be ignored */
#define AT_SECURE 23 /* Boolean, was exec setuid-like? */
#define AT_BASE_PLATFORM 24 /* String identifying real platform,
may differ from AT_PLATFORM. */
#define AT_RANDOM 25 /* Address of 16 random bytes. */
#define AT_EXECFN 31 /* Filename of executable. */
/* Pointer to the global system page used for system calls and other
nice things. */
#define AT_SYSINFO 32
#define AT_SYSINFO_EHDR 33 /* Pointer to ELF header of system-supplied DSO. */
#define AT_SUN_UID 2000 /* Effective user ID. */
#define AT_SUN_RUID 2001 /* Real user ID. */
#define AT_SUN_GID 2002 /* Effective group ID. */
#define AT_SUN_RGID 2003 /* Real group ID. */
#define AT_SUN_LDELF 2004 /* Dynamic linker's ELF header. */
#define AT_SUN_LDSHDR 2005 /* Dynamic linker's section headers. */
#define AT_SUN_LDNAME 2006 /* String giving name of dynamic linker. */
#define AT_SUN_LPAGESZ 2007 /* Large pagesize. */
#define AT_SUN_PLATFORM 2008 /* Platform name string. */
#define AT_SUN_HWCAP 2009 /* Machine dependent hints about
processor capabilities. */
#define AT_SUN_IFLUSH 2010 /* Should flush icache? */
#define AT_SUN_CPU 2011 /* CPU name string. */
#define AT_SUN_EMUL_ENTRY 2012 /* COFF entry point address. */
#define AT_SUN_EMUL_EXECFD 2013 /* COFF executable file descriptor. */
#define AT_SUN_EXECNAME 2014 /* Canonicalized file name given to execve. */
#define AT_SUN_MMU 2015 /* String for name of MMU module. */
#define AT_SUN_LDDATA 2016 /* Dynamic linker's data segment address. */
#define AT_SUN_AUXFLAGS 2017 /* AF_SUN_ flags passed from the kernel. */
/*
* Procedures for reading and writing Elf36 files.
* They all return a non-negative number on success, and a negative number on error.
*/
#include "pdp10-stdio.h"
int pdp10_elf36_write_uint9(PDP10_FILE *pdp10fp, pdp10_uint9_t val);
int pdp10_elf36_read_uint9(PDP10_FILE *pdp10fp, pdp10_uint9_t *dst);
int pdp10_elf36_write_uint18(PDP10_FILE *pdp10fp, pdp10_uint18_t val);
int pdp10_elf36_read_uint18(PDP10_FILE *pdp10fp, pdp10_uint18_t *dst);
int pdp10_elf36_write_uint36(PDP10_FILE *pdp10fp, pdp10_uint36_t val);
int pdp10_elf36_read_uint36(PDP10_FILE *pdp10fp, pdp10_uint36_t *dst);
int pdp10_elf36_write_sint36(PDP10_FILE *pdp10fp, pdp10_int36_t val);
int pdp10_elf36_read_sint36(PDP10_FILE *pdp10fp, pdp10_int36_t *dst);
int pdp10_elf36_write_ehdr(PDP10_FILE *pdp10fp, const Elf36_Ehdr *ehdr);
int pdp10_elf36_read_ehdr(PDP10_FILE *pdp10fp, Elf36_Ehdr *ehdr);
int pdp10_elf36_write_shdr(PDP10_FILE *pdp10fp, const Elf36_Shdr *shdr);
int pdp10_elf36_read_shdr(PDP10_FILE *pdp10fp, Elf36_Shdr *shdr);
int pdp10_elf36_write_sym(PDP10_FILE *pdp10fp, const Elf36_Sym *sym);
int pdp10_elf36_read_sym(PDP10_FILE *pdp10fp, Elf36_Sym *sym);
int pdp10_elf36_write_rel(PDP10_FILE *pdp10fp, const Elf36_Rel *rel);
int pdp10_elf36_read_rel(PDP10_FILE *pdp10fp, Elf36_Rel *rel);
int pdp10_elf36_write_rela(PDP10_FILE *pdp10fp, const Elf36_Rela *rela);
int pdp10_elf36_read_rela(PDP10_FILE *pdp10fp, Elf36_Rela *rela);
int pdp10_elf36_write_phdr(PDP10_FILE *pdp10fp, const Elf36_Phdr *phdr);
int pdp10_elf36_read_phdr(PDP10_FILE *pdp10fp, Elf36_Phdr *phdr);
int pdp10_elf36_write_dyn(PDP10_FILE *pdp10fp, const Elf36_Dyn *dyn);
int pdp10_elf36_read_dyn(PDP10_FILE *pdp10fp, Elf36_Dyn *dyn);
#endif /* PDP10_ELF36_H */
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