| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Target-specific ELF type traits. |
| |
| #ifndef TOOLS_RELOCATION_PACKER_SRC_ELF_TRAITS_H_ |
| #define TOOLS_RELOCATION_PACKER_SRC_ELF_TRAITS_H_ |
| |
| #include "elf.h" |
| #include "libelf.h" |
| |
| #if !defined(DT_MIPS_RLD_MAP2) |
| #define DT_MIPS_RLD_MAP2 0x70000035 |
| #endif |
| |
| // ELF is a traits structure used to provide convenient aliases for |
| // 32/64 bit Elf types and functions, depending on the target file. |
| |
| struct ELF32_traits { |
| typedef Elf32_Addr Addr; |
| typedef Elf32_Dyn Dyn; |
| typedef Elf32_Ehdr Ehdr; |
| typedef Elf32_Off Off; |
| typedef Elf32_Phdr Phdr; |
| typedef Elf32_Rel Rel; |
| typedef Elf32_Rela Rela; |
| typedef Elf32_Shdr Shdr; |
| typedef Elf32_Sword Sword; |
| typedef Elf32_Sxword Sxword; |
| typedef Elf32_Sym Sym; |
| typedef Elf32_Word Word; |
| typedef Elf32_Xword Xword; |
| typedef Elf32_Half Half; |
| |
| static inline Ehdr* getehdr(Elf* elf) { return elf32_getehdr(elf); } |
| static inline Phdr* getphdr(Elf* elf) { return elf32_getphdr(elf); } |
| static inline Shdr* getshdr(Elf_Scn* scn) { return elf32_getshdr(scn); } |
| static inline Word elf_r_type(Word info) { return ELF32_R_TYPE(info); } |
| static inline int elf_st_type(uint8_t info) { return ELF32_ST_TYPE(info); } |
| static inline Word elf_r_sym(Word info) { return ELF32_R_SYM(info); } |
| }; |
| |
| struct ELF64_traits { |
| typedef Elf64_Addr Addr; |
| typedef Elf64_Dyn Dyn; |
| typedef Elf64_Ehdr Ehdr; |
| typedef Elf64_Off Off; |
| typedef Elf64_Phdr Phdr; |
| typedef Elf64_Rel Rel; |
| typedef Elf64_Rela Rela; |
| typedef Elf64_Shdr Shdr; |
| typedef Elf64_Sword Sword; |
| typedef Elf64_Sxword Sxword; |
| typedef Elf64_Sym Sym; |
| typedef Elf64_Word Word; |
| typedef Elf64_Xword Xword; |
| typedef Elf64_Half Half; |
| |
| static inline Ehdr* getehdr(Elf* elf) { return elf64_getehdr(elf); } |
| static inline Phdr* getphdr(Elf* elf) { return elf64_getphdr(elf); } |
| static inline Shdr* getshdr(Elf_Scn* scn) { return elf64_getshdr(scn); } |
| static inline Xword elf_r_type(Xword info) { return ELF64_R_TYPE(info); } |
| static inline int elf_st_type(uint8_t info) { return ELF64_ST_TYPE(info); } |
| static inline Word elf_r_sym(Xword info) { return ELF64_R_SYM(info); } |
| }; |
| |
| #endif // TOOLS_RELOCATION_PACKER_SRC_ELF_TRAITS_H_ |