/**************************************************************************** * include/elf32.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_ELF32_H #define __INCLUDE_ELF32_H /**************************************************************************** * Included Files ****************************************************************************/ #include #include #include /**************************************************************************** * Pre-processor Definitions ****************************************************************************/ #define ELF_CLASS ELFCLASS32 #define ELF32_ST_BIND(i) ((i) >> 4) #define ELF32_ST_TYPE(i) ((i) & 0xf) #define ELF32_ST_INFO(b,t) (((b) << 4) | ((t) & 0xf)) /* Definitions for Elf32_Rel*::r_info */ #define ELF32_R_SYM(i) ((i) >> 8) #define ELF32_R_TYPE(i) ((i) & 0xff) #define ELF32_R_INFO(s,t) (((s)<< 8) | ((t) & 0xff)) #define ELF_R_SYM(i) ELF32_R_SYM(i) #define ELF_R_TYPE(i) ELF32_R_TYPE(i) /**************************************************************************** * Public Type Definitions ****************************************************************************/ /* Figure 4.2: 32-Bit Data Types */ typedef uint32_t Elf32_Addr; /* Unsigned program address */ typedef uint16_t Elf32_Half; /* Unsigned medium integer */ typedef uint32_t Elf32_Off; /* Unsigned file offset */ typedef int32_t Elf32_Sword; /* Signed large integer */ typedef uint32_t Elf32_Word; /* Unsigned large integer */ /* Figure 4-3: ELF Header */ typedef struct { 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; /* Figure 4-8: Section Header */ typedef struct { 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; /* Figure 4-15: Symbol Table Entry */ typedef struct { 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; /* Figure 4-19: Relocation Entries */ typedef struct { Elf32_Addr r_offset; Elf32_Word r_info; } Elf32_Rel; typedef struct { Elf32_Addr r_offset; Elf32_Word r_info; Elf32_Sword r_addend; } Elf32_Rela; /* Figure 5-1: Program Header */ typedef struct { 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; /* Figure 5-7: Note Information */ typedef struct { Elf32_Word n_namesz; /* Length of the note's name. */ Elf32_Word n_descsz; /* Length of the note's descriptor. */ Elf32_Word n_type; /* Type of the note. */ } Elf32_Nhdr; /* Figure 5-9: Dynamic Structure */ typedef struct { Elf32_Sword d_tag; union { Elf32_Word d_val; Elf32_Addr d_ptr; } d_un; } Elf32_Dyn; typedef Elf32_Addr Elf_Addr; typedef Elf32_Ehdr Elf_Ehdr; typedef Elf32_Rel Elf_Rel; typedef Elf32_Rela Elf_Rela; typedef Elf32_Nhdr Elf_Nhdr; typedef Elf32_Phdr Elf_Phdr; typedef Elf32_Sym Elf_Sym; typedef Elf32_Shdr Elf_Shdr; typedef Elf32_Off Elf_Off; typedef Elf32_Word Elf_Word; typedef Elf32_Dyn Elf_Dyn; #endif /* __INCLUDE_ELF32_H */