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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4973 | right-hear | 1 | #ifndef __EFMT_H |
| 2 | #define __EFMT_H |
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| 3 | |||
| 4 | #ifndef __PACKED__ |
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| 5 | #define __PACKED__ __attribute__((packed)) |
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| 6 | #endif |
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| 7 | |||
| 8 | typedef struct |
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| 9 | { |
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| 10 | unsigned long magic __PACKED__; |
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| 11 | unsigned char bitness __PACKED__; |
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| 12 | unsigned char endian __PACKED__; |
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| 13 | unsigned char elf_ver_1 __PACKED__; |
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| 14 | unsigned char res[9] __PACKED__; |
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| 15 | unsigned short file_type __PACKED__; |
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| 16 | unsigned short machine __PACKED__; |
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| 17 | unsigned long elf_ver_2 __PACKED__; |
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| 18 | unsigned long entry_pt __PACKED__; |
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| 19 | unsigned long phtab_offset __PACKED__; |
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| 20 | unsigned long shtab_offset __PACKED__; |
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| 21 | unsigned long flags __PACKED__; |
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| 22 | unsigned short file_hdr_size __PACKED__; |
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| 23 | unsigned short phtab_ent_size __PACKED__; |
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| 24 | unsigned short num_phtab_ents __PACKED__; |
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| 25 | unsigned short shtab_ent_size __PACKED__; |
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| 26 | unsigned short num_sects __PACKED__; |
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| 27 | unsigned short shstrtab_index __PACKED__; |
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| 28 | } elf_file_t; |
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| 29 | |||
| 30 | typedef struct |
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| 31 | { |
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| 32 | unsigned long sect_name __PACKED__; |
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| 33 | unsigned long type __PACKED__; |
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| 34 | unsigned long flags __PACKED__; |
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| 35 | unsigned long virt_adr __PACKED__; |
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| 36 | unsigned long offset __PACKED__; |
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| 37 | unsigned long size __PACKED__; |
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| 38 | unsigned long link __PACKED__; |
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| 39 | unsigned long info __PACKED__; |
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| 40 | unsigned long align __PACKED__; |
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| 41 | unsigned long ent_size __PACKED__; |
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| 42 | } elf_sect_t; |
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| 43 | |||
| 44 | typedef struct |
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| 45 | { |
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| 46 | unsigned long adr __PACKED__; |
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| 47 | unsigned char type __PACKED__; |
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| 48 | unsigned long symtab_index:24 __PACKED__; |
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| 49 | unsigned long addend __PACKED__; |
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| 50 | } elf_reloc_t; |
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| 51 | |||
| 52 | typedef struct |
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| 53 | { |
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| 54 | unsigned long name __PACKED__; |
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| 55 | unsigned long value __PACKED__; |
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| 56 | unsigned long size __PACKED__; |
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| 57 | unsigned type:4 __PACKED__; |
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| 58 | unsigned binding:4 __PACKED__; |
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| 59 | unsigned char zero __PACKED__; |
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| 60 | unsigned short section __PACKED__; |
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| 61 | } elf_sym_t; |
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| 62 | |||
| 63 | typedef struct |
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| 64 | { |
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| 65 | unsigned char * file, * sects,*bss,*symtab; |
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| 66 | char * strtab; |
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| 67 | unsigned long bss_sect_num,entry; |
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| 68 | } exe_file_t; |
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| 69 | |||
| 70 | int get_elf_section_name(exe_file_t * f,unsigned short sect_num,char * namebuf); |
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| 71 | int get_elf_section_addr(exe_file_t * f,unsigned short sect_num,unsigned long * adr); |
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| 72 | int get_elf_symbol_addr(exe_file_t * f,unsigned long i, |
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| 73 | unsigned long * sym_val,unsigned short sect_num, |
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| 74 | int (* lookup_fn)(char * symname,unsigned long * val)); |
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| 75 | int do_elf_relocation(exe_file_t * f,elf_reloc_t * reloc, |
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| 76 | unsigned short sect_num,unsigned long symtab_sect_num, |
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| 77 | int (* sym_lookup_fn)(char * symname,unsigned long * val),int ignore_ext); |
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| 78 | int get_elf_section_index(exe_file_t * f,char * sect_name,unsigned long * i); |
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| 79 | int elf_load_from_mem(exe_file_t * f); |
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| 80 | int relocate_elf_file(exe_file_t * f, |
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| 81 | int (* sym_lookup_fn)(char * symname,unsigned long * val),int ignore_ext); |
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| 82 | int get_elf_symbol_value(exe_file_t * f,char * symname,unsigned long * symval); |
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| 83 | |||
| 84 | |||
| 85 | #endif |