| 0,0 → 1,85 |
|---|
| #ifndef __EFMT_H |
| #define __EFMT_H |
| |
| #ifndef __PACKED__ |
| #define __PACKED__ __attribute__((packed)) |
| #endif |
| |
| typedef struct |
| { |
| unsigned long magic __PACKED__; |
| unsigned char bitness __PACKED__; |
| unsigned char endian __PACKED__; |
| unsigned char elf_ver_1 __PACKED__; |
| unsigned char res[9] __PACKED__; |
| unsigned short file_type __PACKED__; |
| unsigned short machine __PACKED__; |
| unsigned long elf_ver_2 __PACKED__; |
| unsigned long entry_pt __PACKED__; |
| unsigned long phtab_offset __PACKED__; |
| unsigned long shtab_offset __PACKED__; |
| unsigned long flags __PACKED__; |
| unsigned short file_hdr_size __PACKED__; |
| unsigned short phtab_ent_size __PACKED__; |
| unsigned short num_phtab_ents __PACKED__; |
| unsigned short shtab_ent_size __PACKED__; |
| unsigned short num_sects __PACKED__; |
| unsigned short shstrtab_index __PACKED__; |
| } elf_file_t; |
| |
| typedef struct |
| { |
| unsigned long sect_name __PACKED__; |
| unsigned long type __PACKED__; |
| unsigned long flags __PACKED__; |
| unsigned long virt_adr __PACKED__; |
| unsigned long offset __PACKED__; |
| unsigned long size __PACKED__; |
| unsigned long link __PACKED__; |
| unsigned long info __PACKED__; |
| unsigned long align __PACKED__; |
| unsigned long ent_size __PACKED__; |
| } elf_sect_t; |
| |
| typedef struct |
| { |
| unsigned long adr __PACKED__; |
| unsigned char type __PACKED__; |
| unsigned long symtab_index:24 __PACKED__; |
| unsigned long addend __PACKED__; |
| } elf_reloc_t; |
| |
| typedef struct |
| { |
| unsigned long name __PACKED__; |
| unsigned long value __PACKED__; |
| unsigned long size __PACKED__; |
| unsigned type:4 __PACKED__; |
| unsigned binding:4 __PACKED__; |
| unsigned char zero __PACKED__; |
| unsigned short section __PACKED__; |
| } elf_sym_t; |
| |
| typedef struct |
| { |
| unsigned char * file, * sects,*bss,*symtab; |
| char * strtab; |
| unsigned long bss_sect_num,entry; |
| } exe_file_t; |
| |
| int get_elf_section_name(exe_file_t * f,unsigned short sect_num,char * namebuf); |
| int get_elf_section_addr(exe_file_t * f,unsigned short sect_num,unsigned long * adr); |
| int get_elf_symbol_addr(exe_file_t * f,unsigned long i, |
| unsigned long * sym_val,unsigned short sect_num, |
| int (* lookup_fn)(char * symname,unsigned long * val)); |
| int do_elf_relocation(exe_file_t * f,elf_reloc_t * reloc, |
| unsigned short sect_num,unsigned long symtab_sect_num, |
| int (* sym_lookup_fn)(char * symname,unsigned long * val),int ignore_ext); |
| int get_elf_section_index(exe_file_t * f,char * sect_name,unsigned long * i); |
| int elf_load_from_mem(exe_file_t * f); |
| int relocate_elf_file(exe_file_t * f, |
| int (* sym_lookup_fn)(char * symname,unsigned long * val),int ignore_ext); |
| int get_elf_symbol_value(exe_file_t * f,char * symname,unsigned long * symval); |
| |
| |
| #endif |