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- /****************************************************************************
- * tools/cxd56/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 <stdint.h>
- /****************************************************************************
- * Pre-processor Definitions
- ****************************************************************************/
- #define EI_NIDENT 16 /* Size of e_ident[] */
- #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)
- /****************************************************************************
- * 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 5-9: 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_Sym Elf_Sym;
- typedef Elf32_Shdr Elf_Shdr;
- typedef Elf32_Word Elf_Word;
- #endif /* __INCLUDE_ELF32_H */
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