diff options
Diffstat (limited to 'tools/objtool/elf.h')
| -rw-r--r-- | tools/objtool/elf.h | 37 |
1 files changed, 20 insertions, 17 deletions
diff --git a/tools/objtool/elf.h b/tools/objtool/elf.h index 12e01ac190ec..f4fe1d6ea392 100644 --- a/tools/objtool/elf.h +++ b/tools/objtool/elf.h @@ -39,7 +39,7 @@ struct section { char *name; int idx; unsigned int len; - bool changed, text, rodata; + bool changed, text, rodata, noinstr; }; struct symbol { @@ -70,17 +70,19 @@ struct rela { bool jump_table_start; }; +#define ELF_HASH_BITS 20 + struct elf { Elf *elf; GElf_Ehdr ehdr; int fd; char *name; struct list_head sections; - DECLARE_HASHTABLE(symbol_hash, 20); - DECLARE_HASHTABLE(symbol_name_hash, 20); - DECLARE_HASHTABLE(section_hash, 16); - DECLARE_HASHTABLE(section_name_hash, 16); - DECLARE_HASHTABLE(rela_hash, 20); + DECLARE_HASHTABLE(symbol_hash, ELF_HASH_BITS); + DECLARE_HASHTABLE(symbol_name_hash, ELF_HASH_BITS); + DECLARE_HASHTABLE(section_hash, ELF_HASH_BITS); + DECLARE_HASHTABLE(section_name_hash, ELF_HASH_BITS); + DECLARE_HASHTABLE(rela_hash, ELF_HASH_BITS); }; #define OFFSET_STRIDE_BITS 4 @@ -112,22 +114,23 @@ static inline u32 rela_hash(struct rela *rela) return sec_offset_hash(rela->sec, rela->offset); } -struct elf *elf_read(const char *name, int flags); -struct section *find_section_by_name(struct elf *elf, const char *name); +struct elf *elf_open_read(const char *name, int flags); +struct section *elf_create_section(struct elf *elf, const char *name, size_t entsize, int nr); +struct section *elf_create_rela_section(struct elf *elf, struct section *base); +void elf_add_rela(struct elf *elf, struct rela *rela); +int elf_write(const struct elf *elf); +void elf_close(struct elf *elf); + +struct section *find_section_by_name(const struct elf *elf, const char *name); struct symbol *find_func_by_offset(struct section *sec, unsigned long offset); struct symbol *find_symbol_by_offset(struct section *sec, unsigned long offset); -struct symbol *find_symbol_by_name(struct elf *elf, const char *name); -struct symbol *find_symbol_containing(struct section *sec, unsigned long offset); -struct rela *find_rela_by_dest(struct elf *elf, struct section *sec, unsigned long offset); -struct rela *find_rela_by_dest_range(struct elf *elf, struct section *sec, +struct symbol *find_symbol_by_name(const struct elf *elf, const char *name); +struct symbol *find_symbol_containing(const struct section *sec, unsigned long offset); +struct rela *find_rela_by_dest(const struct elf *elf, struct section *sec, unsigned long offset); +struct rela *find_rela_by_dest_range(const struct elf *elf, struct section *sec, unsigned long offset, unsigned int len); struct symbol *find_func_containing(struct section *sec, unsigned long offset); -struct section *elf_create_section(struct elf *elf, const char *name, size_t - entsize, int nr); -struct section *elf_create_rela_section(struct elf *elf, struct section *base); int elf_rebuild_rela_section(struct section *sec); -int elf_write(struct elf *elf); -void elf_close(struct elf *elf); #define for_each_sec(file, sec) \ list_for_each_entry(sec, &file->elf->sections, list) |