diff options
| -rw-r--r-- | sys/amd64/include/elf.h | 7 | ||||
| -rw-r--r-- | sys/i386/include/elf.h | 7 | ||||
| -rw-r--r-- | sys/sys/elf32.h | 184 | ||||
| -rw-r--r-- | sys/sys/elf64.h | 168 | ||||
| -rw-r--r-- | sys/sys/elf_common.h | 195 | ||||
| -rw-r--r-- | sys/sys/elf_generic.h | 68 |
6 files changed, 292 insertions, 337 deletions
diff --git a/sys/amd64/include/elf.h b/sys/amd64/include/elf.h index 34478e7..2c13a1f 100644 --- a/sys/amd64/include/elf.h +++ b/sys/amd64/include/elf.h @@ -23,7 +23,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id: elf.h,v 1.1 1997/05/21 23:07:28 jdp Exp $ + * $Id: elf.h,v 1.2 1997/08/30 18:59:48 peter Exp $ */ #ifndef _MACHINE_ELF_H_ @@ -35,6 +35,9 @@ #include <sys/elf32.h> /* Definitions common to all 32 bit architectures. */ +#define __ELF_WORD_SIZE 32 /* Used by <sys/elf_generic.h> */ +#include <sys/elf_generic.h> + /* * Auxiliary vector entries for passing information to the interpreter. * @@ -51,6 +54,8 @@ typedef struct { /* Auxiliary vector entry on initial stack */ } a_un; } Elf32_Auxinfo; +__ElfType(Auxinfo); + /* Values for a_type. */ #define AT_NULL 0 /* Terminates the vector. */ #define AT_IGNORE 1 /* Ignored entry. */ diff --git a/sys/i386/include/elf.h b/sys/i386/include/elf.h index 34478e7..2c13a1f 100644 --- a/sys/i386/include/elf.h +++ b/sys/i386/include/elf.h @@ -23,7 +23,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id: elf.h,v 1.1 1997/05/21 23:07:28 jdp Exp $ + * $Id: elf.h,v 1.2 1997/08/30 18:59:48 peter Exp $ */ #ifndef _MACHINE_ELF_H_ @@ -35,6 +35,9 @@ #include <sys/elf32.h> /* Definitions common to all 32 bit architectures. */ +#define __ELF_WORD_SIZE 32 /* Used by <sys/elf_generic.h> */ +#include <sys/elf_generic.h> + /* * Auxiliary vector entries for passing information to the interpreter. * @@ -51,6 +54,8 @@ typedef struct { /* Auxiliary vector entry on initial stack */ } a_un; } Elf32_Auxinfo; +__ElfType(Auxinfo); + /* Values for a_type. */ #define AT_NULL 0 /* Terminates the vector. */ #define AT_IGNORE 1 /* Ignored entry. */ diff --git a/sys/sys/elf32.h b/sys/sys/elf32.h index c507d85..a37fb95 100644 --- a/sys/sys/elf32.h +++ b/sys/sys/elf32.h @@ -1,5 +1,5 @@ /*- - * Copyright (c) 1996-1997 John D. Polstra. + * Copyright (c) 1996-1998 John D. Polstra. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -23,12 +23,14 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id: elf32.h,v 1.2 1997/08/30 18:58:31 peter Exp $ + * $Id: elf32.h,v 1.3 1998/07/07 23:32:55 jdp Exp $ */ #ifndef _SYS_ELF32_H_ #define _SYS_ELF32_H_ 1 +#include <sys/elf_common.h> + /* * ELF definitions common to all 32-bit architectures. */ @@ -38,13 +40,12 @@ typedef u_int16_t Elf32_Half; typedef u_int32_t Elf32_Off; typedef int32_t Elf32_Sword; typedef u_int32_t Elf32_Word; +typedef u_int32_t Elf32_Size; /* * ELF header. */ -#define EI_NIDENT 16 /* Size of e_ident array. */ - typedef struct { unsigned char e_ident[EI_NIDENT]; /* File identification. */ Elf32_Half e_type; /* File type. */ @@ -62,68 +63,6 @@ typedef struct { Elf32_Half e_shstrndx; /* Section name strings section. */ } Elf32_Ehdr; -/* Indexes into the e_ident array. */ -#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_PAD 7 /* Start of padding (per SVR4 ABI). */ -#define EI_BRAND 8 /* Start of architecture identification. */ - -/* Values for the magic number bytes. */ -#define ELFMAG0 0x7f -#define ELFMAG1 'E' -#define ELFMAG2 'L' -#define ELFMAG3 'F' - -/* 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. */ - -/* 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. */ - -/* 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_486 6 /* Intel i486. */ -#define EM_860 7 /* Intel i860. */ -#define EM_MIPS 8 /* MIPS R3000 Big-Endian only */ - -/* Extensions */ -#define EM_MIPS_RS4_BE 10 /* MIPS R4000 Big-Endian */ -#define EM_SPARC64 11 /* SPARC v9 64-bit unoffical */ -#define EM_PARISC 15 /* HPPA */ -#define EM_PPC 20 /* PowerPC */ - - /* * Section header. */ @@ -135,41 +74,13 @@ typedef struct { Elf32_Word sh_flags; /* Section flags. */ Elf32_Addr sh_addr; /* Address in memory image. */ Elf32_Off sh_offset; /* Offset in file. */ - Elf32_Word sh_size; /* Size in bytes. */ + Elf32_Size sh_size; /* Size in bytes. */ Elf32_Word sh_link; /* Index of a related section. */ Elf32_Word sh_info; /* Depends on section type. */ - Elf32_Word sh_addralign; /* Alignment in bytes. */ - Elf32_Word sh_entsize; /* Size of each entry in section. */ + Elf32_Size sh_addralign; /* Alignment in bytes. */ + Elf32_Size sh_entsize; /* Size of each entry in section. */ } Elf32_Shdr; -/* 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_ABS 0xfff1 /* Absolute values. */ -#define SHN_COMMON 0xfff2 /* Common data. */ -#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 /* relation section without addends */ -#define SHT_SHLIB 10 /* reserved - purpose unknown */ -#define SHT_DYNSYM 11 /* dynamic symbol table section */ -#define SHT_LOPROC 0x70000000 /* reserved range for processor */ -#define SHT_HIPROC 0x7fffffff /* specific section header types */ -#define SHT_LOUSER 0x80000000 /* reserved range for application */ -#define SHT_HIUSER 0xffffffff /* specific indexes */ - - /* * Program header. */ @@ -179,31 +90,12 @@ typedef struct { Elf32_Off p_offset; /* File offset of contents. */ Elf32_Addr p_vaddr; /* Virtual address in memory image. */ Elf32_Addr p_paddr; /* Physical address (not used). */ - Elf32_Word p_filesz; /* Size of contents in file. */ - Elf32_Word p_memsz; /* Size of contents in memory. */ + Elf32_Size p_filesz; /* Size of contents in file. */ + Elf32_Size p_memsz; /* Size of contents in memory. */ Elf32_Word p_flags; /* Access permission flags. */ - Elf32_Word p_align; /* Alignment in memory and file. */ + Elf32_Size p_align; /* Alignment in memory and file. */ } Elf32_Phdr; -/* 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_COUNT 7 /* Number of defined p_type values. */ - -#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. */ - /* * Dynamic structure. The ".dynamic" section contains an array of them. */ @@ -211,42 +103,11 @@ typedef struct { typedef struct { Elf32_Sword d_tag; /* Entry type. */ union { - Elf32_Word d_val; /* Integer value. */ + Elf32_Size d_val; /* Integer value. */ Elf32_Addr d_ptr; /* Address value. */ } d_un; } Elf32_Dyn; -/* 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 Elf32_Rela relocations. */ -#define DT_RELASZ 8 /* Total size of Elf32_Rela relocations. */ -#define DT_RELAENT 9 /* Size of each Elf32_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. */ -#define DT_SYMBOLIC 16 /* Indicates "symbolic" linking. */ -#define DT_REL 17 /* Address of Elf32_Rel relocations. */ -#define DT_RELSZ 18 /* Total size of Elf32_Rel relocations. */ -#define DT_RELENT 19 /* Size of each Elf32_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. */ -#define DT_JMPREL 23 /* Address of PLT relocations. */ - -#define DT_COUNT 24 /* Number of defined d_tag values. */ - /* * Relocation entries. */ @@ -278,7 +139,7 @@ typedef struct { typedef struct { Elf32_Word st_name; /* String table index of name. */ Elf32_Addr st_value; /* Symbol value. */ - Elf32_Word st_size; /* Size of associated object. */ + Elf32_Size st_size; /* Size of associated object. */ unsigned char st_info; /* Type and binding information. */ unsigned char st_other; /* Reserved (not used). */ Elf32_Half st_shndx; /* Section index of symbol. */ @@ -291,23 +152,4 @@ typedef struct { /* Macro for constructing st_info from field values. */ #define ELF32_ST_INFO(bind, type) (((bind) << 4) + ((type) & 0xf)) -/* Symbol Binding - ELF32_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_LOPROC 13 /* reserved range for processor */ -#define STB_HIPROC 15 /* specific symbol bindings */ - -/* Symbol type - ELF32_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_LOPROC 13 /* reserved range for processor */ -#define STT_HIPROC 15 /* specific symbol types */ - -/* Special symbol table indexes. */ -#define STN_UNDEF 0 /* Undefined symbol index. */ - #endif /* !_SYS_ELF32_H_ */ diff --git a/sys/sys/elf64.h b/sys/sys/elf64.h index b29c038..2d6a23d 100644 --- a/sys/sys/elf64.h +++ b/sys/sys/elf64.h @@ -1,5 +1,5 @@ /*- - * Copyright (c) 1996-1997 John D. Polstra. + * Copyright (c) 1996-1998 John D. Polstra. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -23,12 +23,14 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id: elf64.h,v 1.2 1998/06/14 13:24:09 dfr Exp $ + * $Id: elf64.h,v 1.3 1998/07/07 23:32:57 jdp Exp $ */ #ifndef _SYS_ELF64_H_ #define _SYS_ELF64_H_ 1 +#include <sys/elf_common.h> + /* * ELF definitions common to all 64-bit architectures. */ @@ -44,8 +46,6 @@ typedef u_int64_t Elf64_Size; * ELF header. */ -#define EI_NIDENT 16 /* Size of e_ident array. */ - typedef struct { unsigned char e_ident[EI_NIDENT]; /* File identification. */ Elf64_Half e_type; /* File type. */ @@ -63,69 +63,6 @@ typedef struct { Elf64_Half e_shstrndx; /* Section name strings section. */ } Elf64_Ehdr; -/* Indexes into the e_ident array. */ -#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_PAD 7 /* Start of padding (per SVR4 ABI). */ -#define EI_BRAND 8 /* Start of architecture identification. */ - -/* Values for the magic number bytes. */ -#define ELFMAG0 0x7f -#define ELFMAG1 'E' -#define ELFMAG2 'L' -#define ELFMAG3 'F' - -/* 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. */ - -/* 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. */ - -/* Values for e_machine. */ -#define EM_NONE 0 /* Unknown machine. */ -#define EM_M64 1 /* AT&T WE64100. */ -#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_486 6 /* Intel i486. */ -#define EM_860 7 /* Intel i860. */ -#define EM_MIPS 8 /* MIPS R3000 Big-Endian only */ - -/* Extensions */ -#define EM_MIPS_RS4_BE 10 /* MIPS R4000 Big-Endian */ -#define EM_SPARC64 11 /* SPARC v9 64-bit unoffical */ -#define EM_PARISC 15 /* HPPA */ -#define EM_PPC 20 /* PowerPC */ -#define EM_ALPHA 0x9026 /* Alpha */ - - /* * Section header. */ @@ -144,34 +81,6 @@ typedef struct { Elf64_Size sh_entsize; /* Size of each entry in section. */ } Elf64_Shdr; -/* 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_ABS 0xfff1 /* Absolute values. */ -#define SHN_COMMON 0xfff2 /* Common data. */ -#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 /* relation section without addends */ -#define SHT_SHLIB 10 /* reserved - purpose unknown */ -#define SHT_DYNSYM 11 /* dynamic symbol table section */ -#define SHT_LOPROC 0x70000000 /* reserved range for processor */ -#define SHT_HIPROC 0x7fffffff /* specific section header types */ -#define SHT_LOUSER 0x80000000 /* reserved range for application */ -#define SHT_HIUSER 0xffffffff /* specific indexes */ - - /* * Program header. */ @@ -187,25 +96,6 @@ typedef struct { Elf64_Size p_align; /* Alignment in memory and file. */ } Elf64_Phdr; -/* 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_COUNT 7 /* Number of defined p_type values. */ - -#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. */ - /* * Dynamic structure. The ".dynamic" section contains an array of them. */ @@ -218,37 +108,6 @@ typedef struct { } d_un; } Elf64_Dyn; -/* 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 Elf64_Rela relocations. */ -#define DT_RELASZ 8 /* Total size of Elf64_Rela relocations. */ -#define DT_RELAENT 9 /* Size of each Elf64_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. */ -#define DT_SYMBOLIC 16 /* Indicates "symbolic" linking. */ -#define DT_REL 17 /* Address of Elf64_Rel relocations. */ -#define DT_RELSZ 18 /* Total size of Elf64_Rel relocations. */ -#define DT_RELENT 19 /* Size of each Elf64_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. */ -#define DT_JMPREL 23 /* Address of PLT relocations. */ - -#define DT_COUNT 24 /* Number of defined d_tag values. */ - /* * Relocation entries. */ @@ -293,23 +152,4 @@ typedef struct { /* Macro for constructing st_info from field values. */ #define ELF64_ST_INFO(bind, type) (((bind) << 4) + ((type) & 0xf)) -/* Symbol Binding - ELF64_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_LOPROC 13 /* reserved range for processor */ -#define STB_HIPROC 15 /* specific symbol bindings */ - -/* Symbol type - ELF64_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_LOPROC 13 /* reserved range for processor */ -#define STT_HIPROC 15 /* specific symbol types */ - -/* Special symbol table indexes. */ -#define STN_UNDEF 0 /* Undefined symbol index. */ - #endif /* !_SYS_ELF64_H_ */ diff --git a/sys/sys/elf_common.h b/sys/sys/elf_common.h new file mode 100644 index 0000000..179c819 --- /dev/null +++ b/sys/sys/elf_common.h @@ -0,0 +1,195 @@ +/*- + * 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. + * + * $Id$ + */ + +#ifndef _SYS_ELF_COMMON_H_ +#define _SYS_ELF_COMMON_H_ 1 + +/* + * ELF definitions that are independent of architecture or word size. + */ + +/* Indexes into the e_ident array. */ +#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_PAD 7 /* Start of padding (per SVR4 ABI). */ +#define EI_BRAND 8 /* Start of architecture identification. */ +#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' + +/* 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. */ + +/* 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. */ + +/* 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_486 6 /* Intel i486. */ +#define EM_860 7 /* Intel i860. */ +#define EM_MIPS 8 /* MIPS R3000 Big-Endian only */ + +/* Extensions */ +#define EM_MIPS_RS4_BE 10 /* MIPS R4000 Big-Endian */ +#define EM_SPARC64 11 /* SPARC v9 64-bit unoffical */ +#define EM_PARISC 15 /* HPPA */ +#define EM_PPC 20 /* PowerPC */ +#define EM_ALPHA 0x9026 /* Alpha */ + +/* 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_ABS 0xfff1 /* Absolute values. */ +#define SHN_COMMON 0xfff2 /* Common data. */ +#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 /* relation section without addends */ +#define SHT_SHLIB 10 /* reserved - purpose unknown */ +#define SHT_DYNSYM 11 /* dynamic symbol table section */ +#define SHT_LOPROC 0x70000000 /* reserved range for processor */ +#define SHT_HIPROC 0x7fffffff /* specific section header types */ +#define SHT_LOUSER 0x80000000 /* reserved range for application */ +#define SHT_HIUSER 0xffffffff /* specific indexes */ + +/* 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_COUNT 7 /* Number of defined p_type values. */ + +#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. */ + +/* 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. */ +#define DT_SYMBOLIC 16 /* Indicates "symbolic" linking. */ +#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. */ +#define DT_JMPREL 23 /* Address of PLT relocations. */ + +#define DT_COUNT 24 /* Number of defined d_tag values. */ + +/* 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_LOPROC 13 /* reserved range for processor */ +#define STB_HIPROC 15 /* specific symbol bindings */ + +/* 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_LOPROC 13 /* reserved range for processor */ +#define STT_HIPROC 15 /* specific symbol types */ + +/* Special symbol table indexes. */ +#define STN_UNDEF 0 /* Undefined symbol index. */ + +#endif /* !_SYS_ELF_COMMON_H_ */ diff --git a/sys/sys/elf_generic.h b/sys/sys/elf_generic.h new file mode 100644 index 0000000..ca50924 --- /dev/null +++ b/sys/sys/elf_generic.h @@ -0,0 +1,68 @@ +/*- + * 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. + * + * $Id$ + */ + +#ifndef _SYS_ELF_GENERIC_H_ +#define _SYS_ELF_GENERIC_H_ 1 + +#include <sys/cdefs.h> + +/* + * Definitions of generic ELF names which relieve applications from + * needing to know the word size. + */ + +#if __ELF_WORD_SIZE != 32 && __ELF_WORD_SIZE != 64 +#error "__ELF_WORD_SIZE must be defined as 32 or 64" +#endif + +#define __ElfN(x) __CONCAT(__CONCAT(__CONCAT(Elf,__ELF_WORD_SIZE),_),x) +#define __ELFN(x) __CONCAT(__CONCAT(__CONCAT(ELF,__ELF_WORD_SIZE),_),x) +#define __ElfType(x) typedef __ElfN(x) __CONCAT(Elf_,x) + +__ElfType(Addr); +__ElfType(Half); +__ElfType(Off); +__ElfType(Sword); +__ElfType(Word); +__ElfType(Size); +__ElfType(Ehdr); +__ElfType(Shdr); +__ElfType(Phdr); +__ElfType(Dyn); +__ElfType(Rel); +__ElfType(Rela); +__ElfType(Sym); + +#define ELF_R_SYM __ELFN(R_SYM) +#define ELF_R_TYPE __ELFN(R_TYPE) +#define ELF_R_INFO __ELFN(R_INFO) +#define ELF_ST_BIND __ELFN(ST_BIND) +#define ELF_ST_TYPE __ELFN(ST_TYPE) +#define ELF_ST_INFO __ELFN(ST_INFO) + +#endif /* !_SYS_ELF_GENERIC_H_ */ |
