diff options
Diffstat (limited to 'elf.ml')
| -rw-r--r-- | elf.ml | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/elf.ml b/elf.ml index 4221cbc..abdbbdd 100644 --- a/elf.ml +++ b/elf.ml @@ -45,7 +45,7 @@ let shf_WRITE = 1 let shf_ALLOC = 2 let shf_EXECINSTR = 4 -let barebones_elf oc text = +let barebones_elf oc fn text = let header = String.concat "" [ "\x7fELF" (* e_ident, magic *) ; "\x02" (* e_ident, ELFCLASS64 *) @@ -87,11 +87,11 @@ let barebones_elf oc text = let symtstr, strtab = adds strtab ".symt" in let strtstr, strtab = adds strtab ".strt" in (* function names *) - let mainstr, strtab = adds strtab "main" in + let fnstr, strtab = adds strtab fn in let symtab = String.concat "" [ le 0x18 0 (* first symbol is reserved *) - ; le 4 mainstr (* st_name *) + ; le 4 fnstr (* st_name *) ; le 1 (stt_FUNC lor stb_GLOBAL) (* st_info *) ; "\x00" (* st_other *) ; le 2 1 (* st_shndx, .text *) @@ -103,8 +103,8 @@ let barebones_elf oc text = let txtlen, txtpad = let l = String.length text in let p = (l + 7) land 7 in - (l + p, p) in - let dataoff = textoff + txtlen in + (l, p) in + let dataoff = textoff + txtlen + txtpad in let bssoff = dataoff + 0 in let relaoff = bssoff + 0 in let symtoff = relaoff + 0 in @@ -195,4 +195,4 @@ let _ = [ "\xb8\x2a\x00\x00\x00" (* mov 42, %eax *) ; "\xc3" (* retq *) ] in - barebones_elf oc text + barebones_elf oc "main" text |