diff options
| author | Bernard Xiong <[email protected]> | 2018-08-30 20:27:45 +0800 |
|---|---|---|
| committer | Bernard Xiong <[email protected]> | 2018-08-30 20:27:45 +0800 |
| commit | efe4523132169a4f28b84b1820a1a71d35118965 (patch) | |
| tree | ac0408e0933701a08122a3d0cd4dc6687a96316e /src/module.h | |
| parent | 240451b978d5775f0e936ed57d682ca1ccee604d (diff) | |
[Kernel] move module tolibc/libdl.
Diffstat (limited to 'src/module.h')
| -rw-r--r-- | src/module.h | 277 |
1 files changed, 0 insertions, 277 deletions
diff --git a/src/module.h b/src/module.h deleted file mode 100644 index 90d4dc9524..0000000000 --- a/src/module.h +++ /dev/null @@ -1,277 +0,0 @@ -/* - * File : module.h - * This file is part of RT-Thread RTOS - * COPYRIGHT (C) 2006 - 2012, RT-Thread Development Team - * - * This program 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 2 of the License, or - * (at your option) any later version. - * - * This program 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 this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - * - * Change Logs: - * Date Author Notes - * 2010-01-09 Bernard first version - * 2010-04-09 yi.qiu implement based on first version - */ - -#ifndef __MODULE_H__ -#define __MODULE_H__ - -#include <rtdef.h> - -typedef rt_uint8_t Elf_Byte; - -typedef rt_uint32_t Elf32_Addr; /* Unsigned program address */ -typedef rt_uint32_t Elf32_Off; /* Unsigned file offset */ -typedef rt_int32_t Elf32_Sword; /* Signed large integer */ -typedef rt_uint32_t Elf32_Word; /* Unsigned large integer */ -typedef rt_uint16_t Elf32_Half; /* Unsigned medium integer */ - -/* e_ident[] magic number */ -#define ELFMAG0 0x7f /* e_ident[EI_MAG0] */ -#define ELFMAG1 'E' /* e_ident[EI_MAG1] */ -#define ELFMAG2 'L' /* e_ident[EI_MAG2] */ -#define ELFMAG3 'F' /* e_ident[EI_MAG3] */ -#define RTMMAG "\177RTM" /* magic */ -#define ELFMAG "\177ELF" /* magic */ -#define SELFMAG 4 /* size of magic */ - -#define EI_CLASS 4 /* file class */ -#define EI_NIDENT 16 /* Size of e_ident[] */ - -/* e_ident[] file class */ -#define ELFCLASSNONE 0 /* invalid */ -#define ELFCLASS32 1 /* 32-bit objs */ -#define ELFCLASS64 2 /* 64-bit objs */ -#define ELFCLASSNUM 3 /* number of classes */ - -/* e_ident[] data encoding */ -#define ELFDATANONE 0 /* invalid */ -#define ELFDATA2LSB 1 /* Little-Endian */ -#define ELFDATA2MSB 2 /* Big-Endian */ -#define ELFDATANUM 3 /* number of data encode defines */ - -/* 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) - -#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 */ - -/* ELF Header */ -typedef struct elfhdr -{ - unsigned char e_ident[EI_NIDENT]; /* ELF Identification */ - Elf32_Half e_type; /* object file type */ - Elf32_Half e_machine; /* machine */ - Elf32_Word e_version; /* object file version */ - Elf32_Addr e_entry; /* virtual entry point */ - Elf32_Off e_phoff; /* program header table offset */ - Elf32_Off e_shoff; /* section header table offset */ - Elf32_Word e_flags; /* processor-specific flags */ - Elf32_Half e_ehsize; /* ELF header size */ - Elf32_Half e_phentsize; /* program header entry size */ - Elf32_Half e_phnum; /* number of program header entries */ - Elf32_Half e_shentsize; /* section header entry size */ - Elf32_Half e_shnum; /* number of section header entries */ - Elf32_Half e_shstrndx; /* section header table's "section - header string table" entry offset */ -} Elf32_Ehdr; - -/* Section Header */ -typedef struct -{ - Elf32_Word sh_name; /* name - index into section header - string table section */ - Elf32_Word sh_type; /* type */ - Elf32_Word sh_flags; /* flags */ - Elf32_Addr sh_addr; /* address */ - Elf32_Off sh_offset; /* file offset */ - Elf32_Word sh_size; /* section size */ - Elf32_Word sh_link; /* section header table index link */ - Elf32_Word sh_info; /* extra information */ - Elf32_Word sh_addralign; /* address alignment */ - Elf32_Word sh_entsize; /* section entry size */ -} Elf32_Shdr; - -/* Section names */ -#define ELF_BSS ".bss" /* uninitialized data */ -#define ELF_DATA ".data" /* initialized data */ -#define ELF_DEBUG ".debug" /* debug */ -#define ELF_DYNAMIC ".dynamic" /* dynamic linking information */ -#define ELF_DYNSTR ".dynstr" /* dynamic string table */ -#define ELF_DYNSYM ".dynsym" /* dynamic symbol table */ -#define ELF_FINI ".fini" /* termination code */ -#define ELF_GOT ".got" /* global offset table */ -#define ELF_HASH ".hash" /* symbol hash table */ -#define ELF_INIT ".init" /* initialization code */ -#define ELF_REL_DATA ".rel.data" /* relocation data */ -#define ELF_REL_FINI ".rel.fini" /* relocation termination code */ -#define ELF_REL_INIT ".rel.init" /* relocation initialization code */ -#define ELF_REL_DYN ".rel.dyn" /* relocaltion dynamic link info */ -#define ELF_REL_RODATA ".rel.rodata" /* relocation read-only data */ -#define ELF_REL_TEXT ".rel.text" /* relocation code */ -#define ELF_RODATA ".rodata" /* read-only data */ -#define ELF_SHSTRTAB ".shstrtab" /* section header string table */ -#define ELF_STRTAB ".strtab" /* string table */ -#define ELF_SYMTAB ".symtab" /* symbol table */ -#define ELF_TEXT ".text" /* code */ -#define ELF_RTMSYMTAB "RTMSymTab" - -/* Symbol Table Entry */ -typedef struct elf32_sym -{ - Elf32_Word st_name; /* name - index into string table */ - Elf32_Addr st_value; /* symbol value */ - Elf32_Word st_size; /* symbol size */ - unsigned char st_info; /* type and binding */ - unsigned char st_other; /* 0 - no defined meaning */ - Elf32_Half st_shndx; /* section header index */ -} Elf32_Sym; - -#define STB_LOCAL 0 /* BIND */ -#define STB_GLOBAL 1 -#define STB_WEAK 2 -#define STB_NUM 3 - -#define STB_LOPROC 13 /* processor specific range */ -#define STB_HIPROC 15 - -#define STT_NOTYPE 0 /* symbol type is unspecified */ -#define STT_OBJECT 1 /* data object */ -#define STT_FUNC 2 /* code object */ -#define STT_SECTION 3 /* symbol identifies an ELF section */ -#define STT_FILE 4 /* symbol's name is file name */ -#define STT_COMMON 5 /* common data object */ -#define STT_TLS 6 /* thread-local data object */ -#define STT_NUM 7 /* # defined types in generic range */ -#define STT_LOOS 10 /* OS specific range */ -#define STT_HIOS 12 -#define STT_LOPROC 13 /* processor specific range */ -#define STT_HIPROC 15 - -#define STN_UNDEF 0 /* undefined */ - -#define ELF_ST_BIND(info) ((info) >> 4) -#define ELF_ST_TYPE(info) ((info) & 0xf) -#define ELF_ST_INFO(bind, type) (((bind)<<4)+((type)&0xf)) - -/* Relocation entry with implicit addend */ -typedef struct -{ - Elf32_Addr r_offset; /* offset of relocation */ - Elf32_Word r_info; /* symbol table index and type */ -} Elf32_Rel; - -/* Relocation entry with explicit addend */ -typedef struct -{ - Elf32_Addr r_offset; /* offset of relocation */ - Elf32_Word r_info; /* symbol table index and type */ - Elf32_Sword r_addend; -} Elf32_Rela; - -/* Extract relocation info - r_info */ -#define ELF32_R_SYM(i) ((i) >> 8) -#define ELF32_R_TYPE(i) ((unsigned char) (i)) -#define ELF32_R_INFO(s,t) (((s) << 8) + (unsigned char)(t)) - -/* - * Relocation type for arm - */ -#define R_ARM_NONE 0 -#define R_ARM_PC24 1 -#define R_ARM_ABS32 2 -#define R_ARM_REL32 3 -#define R_ARM_THM_CALL 10 -#define R_ARM_GLOB_DAT 21 -#define R_ARM_JUMP_SLOT 22 -#define R_ARM_RELATIVE 23 -#define R_ARM_GOT_BREL 26 -#define R_ARM_PLT32 27 -#define R_ARM_CALL 28 -#define R_ARM_JUMP24 29 -#define R_ARM_THM_JUMP24 30 -#define R_ARM_V4BX 40 - -/* - * Relocation type for arm - */ -#define R_386_GLOB_DAT 6 -#define R_386_JUMP_SLOT 7 -#define R_386_RELATIVE 8 - -/* Program Header */ -typedef struct -{ - Elf32_Word p_type; /* segment type */ - Elf32_Off p_offset; /* segment offset */ - Elf32_Addr p_vaddr; /* virtual address of segment */ - Elf32_Addr p_paddr; /* physical address - ignored? */ - Elf32_Word p_filesz; /* number of bytes in file for seg. */ - Elf32_Word p_memsz; /* number of bytes in mem. for seg. */ - Elf32_Word p_flags; /* flags */ - Elf32_Word p_align; /* memory alignment */ -} Elf32_Phdr; - -/* 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 -#define PT_TLS 7 -#define PT_NUM 8 -#define PT_LOOS 0x60000000 -#define PT_HIOS 0x6fffffff -#define PT_LOPROC 0x70000000 -#define PT_HIPROC 0x7fffffff - -/* p_flags */ -#define PF_X 1 -#define PF_W 2 -#define PF_R 4 - -/* sh_type */ -#define SHT_NULL 0 /* inactive */ -#define SHT_PROGBITS 1 /* program defined information */ -#define SHT_SYMTAB 2 /* symbol table section */ -#define SHT_STRTAB 3 /* string table section */ -#define SHT_RELA 4 /* relocation section with addends*/ -#define SHT_HASH 5 /* symbol hash table section */ -#define SHT_DYNAMIC 6 /* dynamic section */ -#define SHT_NOTE 7 /* note section */ -#define SHT_NOBITS 8 /* no space section */ -#define SHT_REL 9 /* relocation section without addends */ -#define SHT_SHLIB 10 /* reserved - purpose unknown */ -#define SHT_DYNSYM 11 /* dynamic symbol table section */ -#define SHT_NUM 12 /* number of section types */ -#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 */ - -/* Section Attribute Flags - sh_flags */ -#define SHF_WRITE 0x1 /* Writable */ -#define SHF_ALLOC 0x2 /* occupies memory */ -#define SHF_EXECINSTR 0x4 /* executable */ -#define SHF_MASKPROC 0xf0000000 /* reserved bits for processor */ -/* specific section attributes */ - -#endif |
