1 (* Capstone Disassembly Engine 2 * By Guillaume Jeanne <guillaume.jeanne (a] ensimag.fr>, 2014> *) 3 4 open Printf 5 open Capstone 6 open Ppc 7 8 9 let print_string_hex comment str = 10 printf "%s" comment; 11 for i = 0 to (Array.length str - 1) do 12 printf "0x%02x " str.(i) 13 done; 14 printf "\n" 15 16 17 let _PPC_CODE = "\x80\x20\x00\x00\x80\x3f\x00\x00\x10\x43\x23\x0e\xd0\x44\x00\x80\x4c\x43\x22\x02\x2d\x03\x00\x80\x7c\x43\x20\x14\x7c\x43\x20\x93\x4f\x20\x00\x21\x4c\xc8\x00\x21";; 18 19 let all_tests = [ 20 (CS_ARCH_PPC, [CS_MODE_64; CS_MODE_BIG_ENDIAN], _PPC_CODE, "PPC-64"); 21 ];; 22 23 let print_op handle i op = 24 ( match op.value with 25 | PPC_OP_INVALID _ -> (); (* this would never happens *) 26 | PPC_OP_REG reg -> printf "\t\top[%d]: REG = %s\n" i (cs_reg_name handle reg); 27 | PPC_OP_IMM imm -> printf "\t\top[%d]: IMM = 0x%x\n" i imm; 28 | PPC_OP_MEM mem -> ( printf "\t\top[%d]: MEM\n" i; 29 if mem.base != 0 then 30 printf "\t\t\toperands[%u].mem.base: REG = %s\n" i (cs_reg_name handle mem.base); 31 if mem.disp != 0 then 32 printf "\t\t\toperands[%u].mem.disp: 0x%x\n" i mem.disp; 33 ); 34 | PPC_OP_CRX crx -> ( printf "\t\top[%d]: CRX\n" i; 35 if crx.scale != 0 then 36 printf "\t\t\toperands[%u].crx.scale = %u\n" i crx.scale; 37 if crx.reg != 0 then 38 printf "\t\t\toperands[%u].crx.reg = %s\n" i (cs_reg_name handle crx.reg); 39 if crx.cond != 0 then 40 printf "\t\t\toperands[%u].crx.cond = 0x%x\n" i crx.cond; 41 ); 42 ); 43 ();; 44 45 46 let print_detail handle insn = 47 match insn.arch with 48 | CS_INFO_PPC ppc -> ( 49 (* print all operands info (type & value) *) 50 if (Array.length ppc.operands) > 0 then ( 51 printf "\top_count: %d\n" (Array.length ppc.operands); 52 Array.iteri (print_op handle) ppc.operands; 53 ); 54 printf "\n"; 55 ); 56 | _ -> (); 57 ;; 58 59 60 let print_insn handle insn = 61 printf "0x%x\t%s\t%s\n" insn.address insn.mnemonic insn.op_str; 62 print_detail handle insn 63 64 65 let print_arch x = 66 let (arch, mode, code, comment) = x in 67 let handle = cs_open arch mode in 68 let err = cs_option handle CS_OPT_DETAIL _CS_OPT_ON in 69 match err with 70 | _ -> (); 71 let insns = cs_disasm handle code 0x1000L 0L in 72 printf "*************\n"; 73 printf "Platform: %s\n" comment; 74 List.iter (print_insn handle) insns; 75 match cs_close handle with 76 | 0 -> (); 77 | _ -> printf "Failed to close handle"; 78 ;; 79 80 81 List.iter print_arch all_tests;; 82
