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106 lines
3.2 KiB
106 lines
3.2 KiB
3 years ago
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(* Capstone Disassembly Engine
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* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2014 *)
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open Printf
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open Capstone
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open Arm
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open Arm_const
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let print_string_hex comment str =
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printf "%s" comment;
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for i = 0 to (Array.length str - 1) do
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printf "0x%02x " str.(i)
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done;
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printf "\n"
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let _ARM_CODE = "\xED\xFF\xFF\xEB\x04\xe0\x2d\xe5\x00\x00\x00\x00\xe0\x83\x22\xe5\xf1\x02\x03\x0e\x00\x00\xa0\xe3\x02\x30\xc1\xe7\x00\x00\x53\xe3";;
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let _ARM_CODE2 = "\xd1\xe8\x00\xf0\xf0\x24\x04\x07\x1f\x3c\xf2\xc0\x00\x00\x4f\xf0\x00\x01\x46\x6c";;
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let _THUMB_CODE2 = "\x4f\xf0\x00\x01\xbd\xe8\x00\x88\xd1\xe8\x00\xf0";;
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let _THUMB_CODE = "\x70\x47\xeb\x46\x83\xb0\xc9\x68\x1f\xb1";;
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let all_tests = [
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(CS_ARCH_ARM, [CS_MODE_ARM], _ARM_CODE, "ARM");
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(CS_ARCH_ARM, [CS_MODE_THUMB], _THUMB_CODE, "Thumb");
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(CS_ARCH_ARM, [CS_MODE_THUMB], _ARM_CODE2, "Thumb-mixed");
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(CS_ARCH_ARM, [CS_MODE_THUMB], _THUMB_CODE2, "Thumb-2");
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];;
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let print_op handle i op =
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( match op.value with
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| ARM_OP_INVALID _ -> (); (* this would never happens *)
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| ARM_OP_REG reg -> printf "\t\top[%d]: REG = %s\n" i (cs_reg_name handle reg);
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| ARM_OP_CIMM imm -> printf "\t\top[%d]: C-IMM = %u\n" i imm;
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| ARM_OP_PIMM imm -> printf "\t\top[%d]: P-IMM = %u\n" i imm;
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| ARM_OP_IMM imm -> printf "\t\top[%d]: IMM = 0x%x\n" i imm;
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| ARM_OP_FP fp -> printf "\t\top[%d]: FP = %f\n" i fp;
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| ARM_OP_MEM mem -> ( printf "\t\top[%d]: MEM\n" i;
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if mem.base != 0 then
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printf "\t\t\toperands[%u].mem.base: REG = %s\n" i (cs_reg_name handle mem.base);
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if mem.index != 0 then
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printf "\t\t\toperands[%u].mem.index: REG = %s\n" i (cs_reg_name handle mem.index);
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if mem.scale != 1 then
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printf "\t\t\toperands[%u].mem.scale: %d\n" i mem.scale;
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if mem.disp != 0 then
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printf "\t\t\toperands[%u].mem.disp: 0x%x\n" i mem.disp;
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if mem.lshift != 0 then
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printf "\t\t\toperands[%u].mem.lshift: 0x%x\n" i mem.lshift;
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);
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| ARM_OP_SETEND sd -> printf "\t\top[%d]: SETEND = %u\n" i sd;
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);
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if op.shift.shift_type != _ARM_SFT_INVALID && op.shift.shift_value > 0 then
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printf "\t\t\tShift: type = %u, value = %u\n"
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op.shift.shift_type op.shift.shift_value;
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();;
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let print_detail handle insn =
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match insn.arch with
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| CS_INFO_ARM arm -> (
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if arm.cc != _ARM_CC_AL && arm.cc != _ARM_CC_INVALID then
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printf "\tCode condition: %u\n" arm.cc;
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if arm.update_flags then
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printf "\tUpdate-flags: True\n";
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if arm.writeback then
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printf "\tWriteback: True\n";
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(* print all operands info (type & value) *)
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if (Array.length arm.operands) > 0 then (
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printf "\top_count: %d\n" (Array.length arm.operands);
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Array.iteri (print_op handle) arm.operands;
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);
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printf "\n";
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);
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| _ -> ();
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;;
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let print_insn handle insn =
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printf "0x%x\t%s\t%s\n" insn.address insn.mnemonic insn.op_str;
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print_detail handle insn
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let print_arch x =
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let (arch, mode, code, comment) = x in
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let handle = cs_open arch mode in
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let err = cs_option handle CS_OPT_DETAIL _CS_OPT_ON in
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match err with
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| _ -> ();
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let insns = cs_disasm handle code 0x1000L 0L in
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printf "*************\n";
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printf "Platform: %s\n" comment;
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List.iter (print_insn handle) insns;
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match cs_close handle with
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| 0 -> ();
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| _ -> printf "Failed to close handle";
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;;
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List.iter print_arch all_tests;;
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