/**************************************************************************** * include/elf.h * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. The * ASF licenses this file to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance with the * License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations * under the License. * ****************************************************************************/ #ifndef __INCLUDE_ELF_H #define __INCLUDE_ELF_H /**************************************************************************** * Included Files ****************************************************************************/ #include #include #define EI_NIDENT 16 /* Size of e_ident[] */ /* NOTE: elf64.h and elf32.h refer EI_NIDENT defined above */ #ifdef CONFIG_LIBC_ARCH_ELF_64BIT # include #else # include #endif /**************************************************************************** * Pre-processor Definitions ****************************************************************************/ /* Values for Elf_Ehdr::e_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_LOPROC 0xff00 /* Processor-specific */ #define ET_HIPROC 0xffff /* Processor-specific */ /* Values for Elf_Ehdr::e_machine (most of this were not included in the * original SCO document but have been gleaned from elsewhere). */ #define EM_NONE 0 /* No machine */ #define EM_M32 1 /* AT&T WE 32100 */ #define EM_SPARC 2 /* SPARC */ #define EM_386 3 /* Intel 80386 */ #define EM_68K 4 /* Motorola 68000 */ #define EM_88K 5 /* Motorola 88000 */ #define EM_486 6 /* Intel 486+ */ #define EM_860 7 /* Intel 80860 */ #define EM_MIPS 8 /* MIPS R3000 Big-Endian */ #define EM_MIPS_RS4_BE 10 /* MIPS R4000 Big-Endian */ #define EM_PARISC 15 /* HPPA */ #define EM_SPARC32PLUS 18 /* Sun's "v8plus" */ #define EM_PPC 20 /* PowerPC */ #define EM_PPC64 21 /* PowerPC64 */ #define EM_ARM 40 /* ARM */ #define EM_SH 42 /* SuperH */ #define EM_SPARCV9 43 /* SPARC v9 64-bit */ #define EM_H8_300 46 #define EM_IA_64 50 /* HP/Intel IA-64 */ #define EM_X86_64 62 /* AMD x86-64 */ #define EM_S390 22 /* IBM S/390 */ #define EM_CRIS 76 /* Axis Communications 32-bit embedded processor */ #define EM_V850 87 /* NEC v850 */ #define EM_M32R 88 /* Renesas M32R */ #define EM_XTENSA 94 /* Tensilica Xtensa */ #define EM_RISCV 243 /* RISC-V */ #define EM_ALPHA 0x9026 #define EM_CYGNUS_V850 0x9080 #define EM_CYGNUS_M32R 0x9041 #define EM_S390_OLD 0xa390 #define EM_FRV 0x5441 /* Values for Elf_Ehdr::e_version */ #define EV_NONE 0 /* Invalid version */ #define EV_CURRENT 1 /* The current version */ /* Table 2. Ehe ELF identifier */ #define EI_MAG0 0 /* File identification */ #define EI_MAG1 1 #define EI_MAG2 2 #define EI_MAG3 3 #define EI_CLASS 4 /* File class */ #define EI_DATA 5 /* Data encoding */ #define EI_VERSION 6 /* File version */ #define EI_OSABI 7 /* OS ABI */ #define EI_PAD 8 /* Start of padding bytes */ /* EI_NIDENT is defined in "Included Files" section */ #define EI_MAGIC_SIZE 4 #define EI_MAGIC {0x7f, 'E', 'L', 'F'} #define ELFMAG0 0x7f /* EI_MAG */ #define ELFMAG1 'E' #define ELFMAG2 'L' #define ELFMAG3 'F' #define ELFMAG "\177ELF" /* Table 3. Values for EI_CLASS */ #define ELFCLASSNONE 0 /* Invalid class */ #define ELFCLASS32 1 /* 32-bit objects */ #define ELFCLASS64 2 /* 64-bit objects */ /* Table 4. Values for EI_DATA */ #define ELFDATANONE 0 /* Invalid data encoding */ #define ELFDATA2LSB 1 /* Least significant byte occupying the lowest address */ #define ELFDATA2MSB 2 /* Most significant byte occupying the lowest address */ /* Table 6. Values for EI_OSABI */ #define ELFOSABI_NONE 0 /* UNIX System V ABI */ #define ELFOSABI_SYSV 0 /* Alias. */ #define ELFOSABI_HPUX 1 /* HP-UX */ #define ELFOSABI_NETBSD 2 /* NetBSD. */ #define ELFOSABI_GNU 3 /* Object uses GNU ELF extensions. */ #define ELFOSABI_LINUX ELFOSABI_GNU /* Compatibility alias. */ #define ELFOSABI_SOLARIS 6 /* Sun Solaris. */ #define ELFOSABI_AIX 7 /* IBM AIX. */ #define ELFOSABI_IRIX 8 /* SGI Irix. */ #define ELFOSABI_FREEBSD 9 /* FreeBSD. */ #define ELFOSABI_TRU64 10 /* Compaq TRU64 UNIX. */ #define ELFOSABI_MODESTO 11 /* Novell Modesto. */ #define ELFOSABI_OPENBSD 12 /* OpenBSD. */ #define ELFOSABI_ARM_AEABI 64 /* ARM EABI */ #define ELFOSABI_ARM 97 /* ARM */ #define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */ #ifndef ELF_OSABI #define ELF_OSABI ELFOSABI_NONE #endif /* Table 7: Special Section Indexes */ #define SHN_UNDEF 0 #define SHN_LOPROC 0xff00 #define SHN_HIPROC 0xff1f #define SHN_ABS 0xfff1 #define SHN_COMMON 0xfff2 /* Figure 4-9: Section Types, sh_type */ #define SHT_NULL 0 #define SHT_PROGBITS 1 #define SHT_SYMTAB 2 #define SHT_STRTAB 3 #define SHT_RELA 4 #define SHT_HASH 5 #define SHT_DYNAMIC 6 #define SHT_NOTE 7 #define SHT_NOBITS 8 #define SHT_REL 9 #define SHT_SHLIB 10 #define SHT_DYNSYM 11 #define SHT_INIT_ARRAY 14 #define SHT_FINI_ARRAY 15 #define SHT_PREINIT_ARRAY 16 #define SHT_LOPROC 0x70000000 #define SHT_HIPROC 0x7fffffff #define SHT_LOUSER 0x80000000 #define SHT_HIUSER 0xffffffff /* Figure 4-11: Section Attribute Flags, sh_flags */ #define SHF_WRITE 1 #define SHF_ALLOC 2 #define SHF_EXECINSTR 4 #define SHF_MASKPROC 0xf0000000 /* Figure 4-16: Symbol Binding, ELF_ST_BIND */ #define STB_LOCAL 0 #define STB_GLOBAL 1 #define STB_WEAK 2 #define STB_LOPROC 13 #define STB_HIPROC 15 /* Figure 4-17: Symbol Types, ELF_ST_TYPE */ #define STT_NOTYPE 0 #define STT_OBJECT 1 #define STT_FUNC 2 #define STT_SECTION 3 #define STT_FILE 4 #define STT_LOPROC 13 #define STT_HIPROC 15 /* Figure 5-2: Segment Types, p_type */ #define PT_NULL 0 #define PT_LOAD 1 #define PT_DYNAMIC 2 #define PT_INTERP 3 #define PT_NOTE 4 #define PT_SHLIB 5 #define PT_PHDR 6 /* GCC specific */ #define PT_GNU_EH_FRAME 0x6474e550 /* GCC exception handler frame */ #define PT_GNU_STACK 0x6474e551 /* Stack executability */ #define PT_GNU_RELRO 0x6474e552 /* Read-only after relocation */ #define PT_LOPROC 0x70000000 #define PT_HIPROC 0x7fffffff /* Figure 5-3: Segment Flag Bits, p_flags */ #define PF_X 1 /* Execute */ #define PF_W 2 /* Write */ #define PF_R 4 /* Read */ #define PF_MASKPROC 0xf0000000 /* Unspecified */ /* Figure 5-10: Dynamic Array Tags, d_tag */ #define DT_NULL 0 /* d_un=ignored */ #define DT_NEEDED 1 /* d_un=d_val */ #define DT_PLTRELSZ 2 /* d_un=d_val */ #define DT_PLTGOT 3 /* d_un=d_ptr */ #define DT_HASH 4 /* d_un=d_ptr */ #define DT_STRTAB 5 /* d_un=d_ptr */ #define DT_SYMTAB 6 /* d_un=d_ptr */ #define DT_RELA 7 /* d_un=d_ptr */ #define DT_RELASZ 8 /* d_un=d_val */ #define DT_RELAENT 9 /* d_un=d_val */ #define DT_STRSZ 10 /* d_un=d_val */ #define DT_SYMENT 11 /* d_un=d_val */ #define DT_INIT 12 /* d_un=d_ptr */ #define DT_FINI 13 /* d_un=d_ptr */ #define DT_SONAME 14 /* d_un=d_val */ #define DT_RPATH 15 /* d_un=d_val */ #define DT_SYMBOLIC 16 /* d_un=ignored */ #define DT_REL 17 /* d_un=d_ptr */ #define DT_RELSZ 18 /* d_un=d_val */ #define DT_RELENT 19 /* d_un=d_val */ #define DT_PLTREL 20 /* d_un=d_val */ #define DT_DEBUG 21 /* d_un=d_ptr */ #define DT_TEXTREL 22 /* d_un=ignored */ #define DT_JMPREL 23 /* d_un=d_ptr */ #define DT_BINDNOW 24 /* d_un=ignored */ #define DT_LOPROC 0x70000000 /* d_un=unspecified */ #define DT_HIPROC 0x7fffffff /* d_un= unspecified */ /* Legal values for note segment descriptor types for core files. */ #define NT_PRSTATUS 1 /* Contains copy of prstatus struct */ #define NT_PRFPREG 2 /* Contains copy of fpregset struct. */ #define NT_FPREGSET 2 /* Contains copy of fpregset struct */ #define NT_PRPSINFO 3 /* Contains copy of prpsinfo struct */ #define NT_PRXREG 4 /* Contains copy of prxregset struct */ #define NT_TASKSTRUCT 4 /* Contains copy of task structure */ #define NT_PLATFORM 5 /* String from sysinfo(SI_PLATFORM) */ #define NT_AUXV 6 /* Contains copy of auxv array */ #define NT_GWINDOWS 7 /* Contains copy of gwindows struct */ #define NT_ASRS 8 /* Contains copy of asrset struct */ #define NT_PSTATUS 10 /* Contains copy of pstatus struct */ #define NT_PSINFO 13 /* Contains copy of psinfo struct */ #define NT_PRCRED 14 /* Contains copy of prcred struct */ #define NT_UTSNAME 15 /* Contains copy of utsname struct */ #define NT_LWPSTATUS 16 /* Contains copy of lwpstatus struct */ #define NT_LWPSINFO 17 /* Contains copy of lwpinfo struct */ #define NT_PRFPXREG 20 /* Contains copy of fprxregset struct */ #define NT_SIGINFO 0x53494749 /* Contains copy of siginfo_t, * size might increase */ #define NT_FILE 0x46494c45 /* Contains information about mapped * files */ #define NT_PRXFPREG 0x46e62b7f /* Contains copy of user_fxsr_struct */ #define NT_PPC_VMX 0x100 /* PowerPC Altivec/VMX registers */ #define NT_PPC_SPE 0x101 /* PowerPC SPE/EVR registers */ #define NT_PPC_VSX 0x102 /* PowerPC VSX registers */ #define NT_PPC_TAR 0x103 /* Target Address Register */ #define NT_PPC_PPR 0x104 /* Program Priority Register */ #define NT_PPC_DSCR 0x105 /* Data Stream Control Register */ #define NT_PPC_EBB 0x106 /* Event Based Branch Registers */ #define NT_PPC_PMU 0x107 /* Performance Monitor Registers */ #define NT_PPC_TM_CGPR 0x108 /* TM checkpointed GPR Registers */ #define NT_PPC_TM_CFPR 0x109 /* TM checkpointed FPR Registers */ #define NT_PPC_TM_CVMX 0x10a /* TM checkpointed VMX Registers */ #define NT_PPC_TM_CVSX 0x10b /* TM checkpointed VSX Registers */ #define NT_PPC_TM_SPR 0x10c /* TM Special Purpose Registers */ #define NT_PPC_TM_CTAR 0x10d /* TM checkpointed Target Address * Register */ #define NT_PPC_TM_CPPR 0x10e /* TM checkpointed Program Priority * Register */ #define NT_PPC_TM_CDSCR 0x10f /* TM checkpointed Data Stream Control * Register */ #define NT_PPC_PKEY 0x110 /* Memory Protection Keys * registers. */ #define NT_386_TLS 0x200 /* i386 TLS slots (struct user_desc) */ #define NT_386_IOPERM 0x201 /* x86 io permission bitmap (1=deny) */ #define NT_X86_XSTATE 0x202 /* x86 extended state using xsave */ #define NT_S390_HIGH_GPRS 0x300 /* s390 upper register halves */ #define NT_S390_TIMER 0x301 /* s390 timer register */ #define NT_S390_TODCMP 0x302 /* s390 TOD clock comparator register */ #define NT_S390_TODPREG 0x303 /* s390 TOD programmable register */ #define NT_S390_CTRS 0x304 /* s390 control registers */ #define NT_S390_PREFIX 0x305 /* s390 prefix register */ #define NT_S390_LAST_BREAK 0x306 /* s390 breaking event address */ #define NT_S390_SYSTEM_CALL 0x307 /* s390 system call restart data */ #define NT_S390_TDB 0x308 /* s390 transaction diagnostic block */ #define NT_S390_VXRS_LOW 0x309 /* s390 vector registers 0-15 * upper half. */ #define NT_S390_VXRS_HIGH 0x30a /* s390 vector registers 16-31. */ #define NT_S390_GS_CB 0x30b /* s390 guarded storage registers. */ #define NT_S390_GS_BC 0x30c /* s390 guarded storage * broadcast control block. */ #define NT_S390_RI_CB 0x30d /* s390 runtime instrumentation. */ #define NT_ARM_VFP 0x400 /* ARM VFP/NEON registers */ #define NT_ARM_TLS 0x401 /* ARM TLS register */ #define NT_ARM_HW_BREAK 0x402 /* ARM hardware breakpoint registers */ #define NT_ARM_HW_WATCH 0x403 /* ARM hardware watchpoint registers */ #define NT_ARM_SYSTEM_CALL 0x404 /* ARM system call number */ #define NT_ARM_SVE 0x405 /* ARM Scalable Vector Extension * registers */ #define NT_ARM_PAC_MASK 0x406 /* ARM pointer authentication * code masks. */ #define NT_ARM_PACA_KEYS 0x407 /* ARM pointer authentication * address keys. */ #define NT_ARM_PACG_KEYS 0x408 /* ARM pointer authentication * generic key. */ #define NT_VMCOREDD 0x700 /* Vmcore Device Dump Note. */ #define NT_MIPS_DSP 0x800 /* MIPS DSP ASE registers. */ #define NT_MIPS_FP_MODE 0x801 /* MIPS floating-point mode. */ #define NT_MIPS_MSA 0x802 /* MIPS SIMD registers. */ /* Legal values for the note segment descriptor types for object files. */ #define NT_VERSION 1 /* Contains a version string. */ #ifdef CONFIG_ENDIAN_BIG # define ELF_DATA ELFDATA2MSB #else # define ELF_DATA ELFDATA2LSB #endif #endif /* __INCLUDE_ELF_H */