From fcedfddf00b3f994e4f4e40332ac7fc192c63244 Mon Sep 17 00:00:00 2001 From: polwex Date: Sun, 5 Oct 2025 21:56:51 +0700 Subject: claude is gud --- vere/ext/nasm/output/elf.h | 557 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 557 insertions(+) create mode 100644 vere/ext/nasm/output/elf.h (limited to 'vere/ext/nasm/output/elf.h') diff --git a/vere/ext/nasm/output/elf.h b/vere/ext/nasm/output/elf.h new file mode 100644 index 0000000..a15688e --- /dev/null +++ b/vere/ext/nasm/output/elf.h @@ -0,0 +1,557 @@ +/* ----------------------------------------------------------------------- * + * + * Copyright 1996-2018 The NASM Authors - All Rights Reserved + * See the file AUTHORS included with the NASM distribution for + * the specific copyright holders. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following + * conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * 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 COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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. + * + * ----------------------------------------------------------------------- */ + +#ifndef OUTPUT_ELF_H +#define OUTPUT_ELF_H + +/* + * Since NASM support both Elf32/64 file formats + * we need to cover all types, structures, typedefs and etc + */ + +#include "compiler.h" + +/* Segment types */ +#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 +#define PT_LOOS 0x60000000 +#define PT_HIOS 0x6fffffff +#define PT_LOPROC 0x70000000 +#define PT_HIPROC 0x7fffffff +#define PT_GNU_EH_FRAME 0x6474e550 /* Extension, eh? */ + +/* ELF file types */ +#define ET_NONE 0 +#define ET_REL 1 +#define ET_EXEC 2 +#define ET_DYN 3 +#define ET_CORE 4 +#define ET_LOPROC 0xff00 +#define ET_HIPROC 0xffff + +/* ELF machine types */ +#define EM_NONE 0 +#define EM_M32 1 +#define EM_SPARC 2 +#define EM_386 3 +#define EM_68K 4 +#define EM_88K 5 +#define EM_486 6 /* Not used in Linux at least */ +#define EM_860 7 +#define EM_MIPS 8 /* R3k, bigendian(?) */ +#define EM_MIPS_RS4_BE 10 /* R4k BE */ +#define EM_PARISC 15 +#define EM_SPARC32PLUS 18 +#define EM_PPC 20 +#define EM_PPC64 21 +#define EM_S390 22 +#define EM_SH 42 +#define EM_SPARCV9 43 /* v9 = SPARC64 */ +#define EM_H8_300H 47 +#define EM_H8S 48 +#define EM_IA_64 50 +#define EM_X86_64 62 +#define EM_CRIS 76 +#define EM_V850 87 +#define EM_ALPHA 0x9026 /* Interim Alpha that stuck around */ +#define EM_CYGNUS_V850 0x9080 /* Old v850 ID used by Cygnus */ +#define EM_S390_OLD 0xA390 /* Obsolete interim value for S/390 */ + +/* Dynamic type values */ +#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_LOPROC 0x70000000 +#define DT_HIPROC 0x7fffffff + +/* Auxiliary table entries */ +#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_PLATFORM 15 /* string identifying CPU for optimizations */ +#define AT_HWCAP 16 /* arch dependent hints at CPU capabilities */ +#define AT_CLKTCK 17 /* frequency at which times() increments */ +/* 18..22 = ? */ +#define AT_SECURE 23 /* secure mode boolean */ + +/* Program header permission flags */ +#define PF_X 0x1 +#define PF_W 0x2 +#define PF_R 0x4 + +/* Section header types */ +#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_GROUP 17 +#define SHT_SYMTAB_SHNDX 18 +#define SHT_LOPROC 0x70000000 +#define SHT_HIPROC 0x7fffffff +#define SHT_LOUSER 0x80000000 +#define SHT_HIUSER 0xffffffff + +/* Section header flags */ +#define SHF_WRITE (1 << 0) /* Writable */ +#define SHF_ALLOC (1 << 1) /* Occupies memory during execution */ +#define SHF_EXECINSTR (1 << 2) /* Executable */ +#define SHF_MERGE (1 << 4) /* Might be merged */ +#define SHF_STRINGS (1 << 5) /* Contains nul-terminated strings */ +#define SHF_INFO_LINK (1 << 6) /* `sh_info' contains SHT index */ +#define SHF_LINK_ORDER (1 << 7) /* Preserve order after combining */ +#define SHF_OS_NONCONFORMING (1 << 8) /* Non-standard OS specific handling required */ +#define SHF_GROUP (1 << 9) /* Section is member of a group */ +#define SHF_TLS (1 << 10) /* Section hold thread-local data */ + +/* Special section numbers */ +#define SHN_UNDEF 0x0000 +#define SHN_LORESERVE 0xff00 +#define SHN_LOPROC 0xff00 +#define SHN_HIPROC 0xff1f +#define SHN_ABS 0xfff1 +#define SHN_COMMON 0xfff2 +#define SHN_XINDEX 0xffff +#define SHN_HIRESERVE 0xffff + +/* Same, but signed/sign-extended */ +#define XSHN_UNDEF ((int16_t)SHN_UNDEF) +#define XSHN_LORESERVE ((int16_t)SHN_LORESERVE) +#define XSHN_LOPROC ((int16_t)SHN_LOPROC) +#define XSHN_HIPROC ((int16_t)SHN_HIPROC) +#define XSHN_ABS ((int16_t)SHN_ABS) +#define XSHN_COMMON ((int16_t)SHN_COMMON) +#define XSHN_XINDEX ((int16_t)SHN_XINDEX) +#define XSHN_HIRESERVE ((int16_t)SHN_HIRESERVE) + +/* Section align flag */ +#define SHA_ANY 1 /* No alignment constraint */ + +/* Length of magic at the start of a file */ +#define EI_NIDENT 16 + +/* Magic number constants... */ +#define EI_MAG0 0 /* e_ident[] indexes */ +#define EI_MAG1 1 +#define EI_MAG2 2 +#define EI_MAG3 3 +#define EI_CLASS 4 +#define EI_DATA 5 +#define EI_VERSION 6 +#define EI_OSABI 7 +#define EI_ABIVERSION 8 +#define EI_NINDENT 16 + +#define ELFMAG0 0x7f /* EI_MAG */ +#define ELFMAG1 'E' +#define ELFMAG2 'L' +#define ELFMAG3 'F' +#define ELFMAG "\177ELF" +#define SELFMAG 4 + +#define ELFCLASSNONE 0 /* EI_CLASS */ +#define ELFCLASS32 1 +#define ELFCLASS64 2 +#define ELFCLASSNUM 3 + +#define ELFDATANONE 0 /* e_ident[EI_DATA] */ +#define ELFDATA2LSB 1 +#define ELFDATA2MSB 2 + +#define EV_NONE 0 /* e_version, EI_VERSION */ +#define EV_CURRENT 1 +#define EV_NUM 2 + +#define ELFOSABI_NONE 0 +#define ELFOSABI_LINUX 3 + +/* Legal values for ST_BIND subfield of st_info (symbol binding) */ +#define STB_LOCAL 0 /* Local symbol */ +#define STB_GLOBAL 1 /* Global symbol */ +#define STB_WEAK 2 /* Weak symbol */ +#define STB_NUM 3 /* Number of defined types */ +#define STB_LOOS 10 /* Start of OS-specific */ +#define STB_HIOS 12 /* End of OS-specific */ +#define STB_LOPROC 13 /* Start of processor-specific */ +#define STB_HIPROC 15 /* End of processor-specific */ + +/* Symbol types */ +#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's name is file name */ +#define STT_COMMON 5 /* Symbol is a common data object */ +#define STT_TLS 6 /* Symbol is thread-local data object */ +#define STT_NUM 7 /* Number of defined types */ + +/* Symbol visibilities */ +#define STV_DEFAULT 0 /* Default symbol visibility rules */ +#define STV_INTERNAL 1 /* Processor specific hidden class */ +#define STV_HIDDEN 2 /* Sym unavailable in other modules */ +#define STV_PROTECTED 3 /* Not preemptible, not exported */ + +/* Both Elf32_Sym and Elf64_Sym use the same one-byte st_info field */ +#define ELF32_ST_BIND(i) ((i) >> 4) +#define ELF32_ST_MKBIND(i) ((i) << 4) /* just a helper */ +#define ELF32_ST_TYPE(i) ((i) & 0xf) +#define ELF32_ST_INFO(b, i) (ELF32_ST_MKBIND(b) + ELF32_ST_TYPE(i)) + +#define ELF64_ST_BIND(i) ELF32_ST_BIND(i) +#define ELF64_ST_MKBIND(i) ELF32_ST_MKBIND(i) +#define ELF64_ST_TYPE(i) ELF32_ST_TYPE(i) +#define ELF64_ST_INFO(b, i) ELF32_ST_INFO(b, i) + +/* + * ELF standard typedefs (yet more proof that was way overdue) + */ + +typedef uint16_t Elf32_Half; +typedef int16_t Elf32_SHalf; +typedef uint32_t Elf32_Word; +typedef int32_t Elf32_Sword; +typedef uint64_t Elf32_Xword; +typedef int64_t Elf32_Sxword; + +typedef uint32_t Elf32_Off; +typedef uint32_t Elf32_Addr; +typedef uint16_t Elf32_Section; + +typedef uint16_t Elf64_Half; +typedef int16_t Elf64_SHalf; +typedef uint32_t Elf64_Word; +typedef int32_t Elf64_Sword; +typedef uint64_t Elf64_Xword; +typedef int64_t Elf64_Sxword; + +typedef uint64_t Elf64_Off; +typedef uint64_t Elf64_Addr; +typedef uint16_t Elf64_Section; + +/* + * Dynamic header + */ + +typedef struct elf32_dyn { + Elf32_Sword d_tag; + union { + Elf32_Sword d_val; + Elf32_Addr d_ptr; + } d_un; +} Elf32_Dyn; + +typedef struct elf64_dyn { + Elf64_Sxword d_tag; + union { + Elf64_Xword d_val; + Elf64_Addr d_ptr; + } d_un; +} Elf64_Dyn; + +/* + * Relocations + */ + +#define ELF32_R_SYM(x) ((x) >> 8) +#define ELF32_R_TYPE(x) ((x) & 0xff) +#define ELF32_R_INFO(s,t) (((Elf32_Word)(s) << 8) + ELF32_R_TYPE(t)) + +typedef struct elf32_rel { + Elf32_Addr r_offset; + Elf32_Word r_info; +} Elf32_Rel; + +typedef struct elf32_rela { + Elf32_Addr r_offset; + Elf32_Word r_info; + Elf32_Sword r_addend; +} Elf32_Rela; + +enum reloc32_type { + R_386_32 = 1, /* ordinary absolute relocation */ + R_386_PC32 = 2, /* PC-relative relocation */ + R_386_GOT32 = 3, /* an offset into GOT */ + R_386_PLT32 = 4, /* a PC-relative offset into PLT */ + R_386_COPY = 5, /* ??? */ + R_386_GLOB_DAT = 6, /* ??? */ + R_386_JUMP_SLOT = 7, /* ??? */ + R_386_RELATIVE = 8, /* ??? */ + R_386_GOTOFF = 9, /* an offset from GOT base */ + R_386_GOTPC = 10, /* a PC-relative offset _to_ GOT */ + R_386_TLS_TPOFF = 14, /* Offset in static TLS block */ + R_386_TLS_IE = 15, /* Address of GOT entry for static TLS block offset */ + /* These are GNU extensions, but useful */ + R_386_16 = 20, /* A 16-bit absolute relocation */ + R_386_PC16 = 21, /* A 16-bit PC-relative relocation */ + R_386_8 = 22, /* An 8-bit absolute relocation */ + R_386_PC8 = 23, /* An 8-bit PC-relative relocation */ + R_386_SEG16 = 45, /* A 16-bit real-mode segment */ + R_386_SUB16 = 46, /* Subtract 16-bit value */ + R_386_SUB32 = 47 /* Subtract 32-bit value */ +}; + +#define ELF64_R_SYM(x) ((x) >> 32) +#define ELF64_R_TYPE(x) ((x) & 0xffffffff) +#define ELF64_R_INFO(s,t) (((Elf64_Xword)(s) << 32) + ELF64_R_TYPE(t)) + +typedef struct elf64_rel { + Elf64_Addr r_offset; + Elf64_Xword r_info; +} Elf64_Rel; + +typedef struct elf64_rela { + Elf64_Addr r_offset; + Elf64_Xword r_info; + Elf64_Sxword r_addend; +} Elf64_Rela; + +enum reloc64_type { + R_X86_64_NONE = 0, /* No reloc */ + R_X86_64_64 = 1, /* Direct 64 bit */ + R_X86_64_PC32 = 2, /* PC relative 32 bit signed */ + R_X86_64_GOT32 = 3, /* 32 bit GOT entry */ + R_X86_64_PLT32 = 4, /* 32 bit PLT address */ + R_X86_64_COPY = 5, /* Copy symbol at runtime */ + R_X86_64_GLOB_DAT = 6, /* Create GOT entry */ + R_X86_64_JUMP_SLOT = 7, /* Create PLT entry */ + R_X86_64_RELATIVE = 8, /* Adjust by program base */ + R_X86_64_GOTPCREL = 9, /* 32 bit signed PC relative offset to GOT */ + R_X86_64_32 = 10, /* Direct 32 bit zero extended */ + R_X86_64_32S = 11, /* Direct 32 bit sign extended */ + R_X86_64_16 = 12, /* Direct 16 bit zero extended */ + R_X86_64_PC16 = 13, /* 16 bit sign extended pc relative */ + R_X86_64_8 = 14, /* Direct 8 bit sign extended */ + R_X86_64_PC8 = 15, /* 8 bit sign extended pc relative */ + R_X86_64_DTPMOD64 = 16, /* ID of module containing symbol */ + R_X86_64_DTPOFF64 = 17, /* Offset in module's TLS block */ + R_X86_64_TPOFF64 = 18, /* Offset in initial TLS block */ + R_X86_64_TLSGD = 19, /* 32 bit signed PC relative offset to two GOT entries for GD symbol */ + R_X86_64_TLSLD = 20, /* 32 bit signed PC relative offset to two GOT entries for LD symbol */ + R_X86_64_DTPOFF32 = 21, /* Offset in TLS block */ + R_X86_64_GOTTPOFF = 22, /* 32 bit signed PC relative offset to GOT entry for IE symbol */ + R_X86_64_TPOFF32 = 23, /* Offset in initial TLS block */ + R_X86_64_PC64 = 24, /* word64 S + A - P */ + R_X86_64_GOTOFF64 = 25, /* word64 S + A - GOT */ + R_X86_64_GOTPC32 = 26, /* word32 GOT + A - P */ + R_X86_64_GOT64 = 27, /* word64 G + A */ + R_X86_64_GOTPCREL64 = 28, /* word64 G + GOT - P + A */ + R_X86_64_GOTPC64 = 29, /* word64 GOT - P + A */ + R_X86_64_GOTPLT64 = 30, /* word64 G + A */ + R_X86_64_PLTOFF64 = 31, /* word64 L - GOT + A */ + R_X86_64_SIZE32 = 32, /* word32 Z + A */ + R_X86_64_SIZE64 = 33, /* word64 Z + A */ + R_X86_64_GOTPC32_TLSDESC= 34, /* word32 */ + R_X86_64_TLSDESC_CALL = 35, /* none */ + R_X86_64_TLSDESC = 36 /* word64?2 */ +}; + +/* + * Symbol + */ + +typedef struct elf32_sym { + Elf32_Word st_name; + Elf32_Addr st_value; + Elf32_Word st_size; + unsigned char st_info; + unsigned char st_other; + Elf32_Half st_shndx; +} Elf32_Sym; + +typedef struct elf64_sym { + Elf64_Word st_name; + unsigned char st_info; + unsigned char st_other; + Elf64_Half st_shndx; + Elf64_Addr st_value; + Elf64_Xword st_size; +} Elf64_Sym; + +/* + * Main file header + */ + +typedef struct elf32_hdr { + unsigned char e_ident[EI_NIDENT]; + Elf32_Half e_type; + Elf32_Half e_machine; + Elf32_Word e_version; + Elf32_Addr e_entry; + Elf32_Off e_phoff; + Elf32_Off e_shoff; + Elf32_Word e_flags; + Elf32_Half e_ehsize; + Elf32_Half e_phentsize; + Elf32_Half e_phnum; + Elf32_Half e_shentsize; + Elf32_Half e_shnum; + Elf32_Half e_shstrndx; +} Elf32_Ehdr; + +typedef struct elf64_hdr { + unsigned char e_ident[EI_NIDENT]; + Elf64_Half e_type; + Elf64_Half e_machine; + Elf64_Word e_version; + Elf64_Addr e_entry; + Elf64_Off e_phoff; + Elf64_Off e_shoff; + Elf64_Word e_flags; + Elf64_Half e_ehsize; + Elf64_Half e_phentsize; + Elf64_Half e_phnum; + Elf64_Half e_shentsize; + Elf64_Half e_shnum; + Elf64_Half e_shstrndx; +} Elf64_Ehdr; + +/* + * Program header + */ + +typedef struct elf32_phdr { + Elf32_Word p_type; + Elf32_Off p_offset; + Elf32_Addr p_vaddr; + Elf32_Addr p_paddr; + Elf32_Word p_filesz; + Elf32_Word p_memsz; + Elf32_Word p_flags; + Elf32_Word p_align; +} Elf32_Phdr; + +typedef struct elf64_phdr { + Elf64_Word p_type; + Elf64_Word p_flags; + Elf64_Off p_offset; + Elf64_Addr p_vaddr; + Elf64_Addr p_paddr; + Elf64_Xword p_filesz; + Elf64_Xword p_memsz; + Elf64_Xword p_align; +} Elf64_Phdr; + +/* + * Section header + */ + +typedef struct elf32_shdr { + Elf32_Word sh_name; + Elf32_Word sh_type; + Elf32_Word sh_flags; + Elf32_Addr sh_addr; + Elf32_Off sh_offset; + Elf32_Word sh_size; + Elf32_Word sh_link; + Elf32_Word sh_info; + Elf32_Word sh_addralign; + Elf32_Word sh_entsize; +} Elf32_Shdr; + +typedef struct elf64_shdr { + Elf64_Word sh_name; + Elf64_Word sh_type; + Elf64_Xword sh_flags; + Elf64_Addr sh_addr; + Elf64_Off sh_offset; + Elf64_Xword sh_size; + Elf64_Word sh_link; + Elf64_Word sh_info; + Elf64_Xword sh_addralign; + Elf64_Xword sh_entsize; +} Elf64_Shdr; + +/* + * Note header + */ +typedef struct elf32_note { + Elf32_Word n_namesz; /* Name size */ + Elf32_Word n_descsz; /* Content size */ + Elf32_Word n_type; /* Content type */ +} Elf32_Nhdr; + +typedef struct elf64_note { + Elf64_Word n_namesz; /* Name size */ + Elf64_Word n_descsz; /* Content size */ + Elf64_Word n_type; /* Content type */ +} Elf64_Nhdr; + +#endif /* OUTPUT_ELF_H */ -- cgit v1.2.3