(* Capstone Disassembly Engine * By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2014 *) open Printf open Capstone open Arm64 open Arm64_const let print_string_hex comment str = printf "%s" comment; for i = 0 to (Array.length str - 1) do printf "0x%02x " str.(i) done; printf "\n" let _ARM64_CODE = "\x21\x7c\x02\x9b\x21\x7c\x00\x53\x00\x40\x21\x4b\xe1\x0b\x40\xb9\x20\x04\x81\xda\x20\x08\x02\x8b";; let all_tests = [ (CS_ARCH_ARM64, [CS_MODE_ARM], _ARM64_CODE, "ARM-64"); ];; let print_op handle i op = ( match op.value with | ARM64_OP_INVALID _ -> (); (* this would never happens *) | ARM64_OP_REG reg -> printf "\t\top[%d]: REG = %s\n" i (cs_reg_name handle reg); | ARM64_OP_CIMM imm -> printf "\t\top[%d]: C-IMM = %u\n" i imm; | ARM64_OP_IMM imm -> printf "\t\top[%d]: IMM = 0x%x\n" i imm; | ARM64_OP_FP fp -> printf "\t\top[%d]: FP = %f\n" i fp; | ARM64_OP_MEM mem -> ( printf "\t\top[%d]: MEM\n" i; if mem.base != 0 then printf "\t\t\toperands[%u].mem.base: REG = %s\n" i (cs_reg_name handle mem.base); if mem.index != 0 then printf "\t\t\toperands[%u].mem.index: REG = %s\n" i (cs_reg_name handle mem.index); if mem.disp != 0 then printf "\t\t\toperands[%u].mem.disp: 0x%x\n" i mem.disp; ); | ARM64_OP_REG_MRS reg -> printf "\t\top[%d]: REG_MRS = %u\n" i reg; | ARM64_OP_REG_MSR reg -> printf "\t\top[%d]: REG_MSR = %u\n" i reg; | ARM64_OP_PSTATE v -> printf "\t\top[%d]: PSTATE = %u\n" i v; | ARM64_OP_SYS v -> printf "\t\top[%d]: SYS = %u\n" i v; | ARM64_OP_PREFETCH v -> printf "\t\top[%d]: PREFETCH = %u\n" i v; | ARM64_OP_BARRIER v -> printf "\t\top[%d]: BARRIER = %u\n" i v; ); if op.shift.shift_type != _ARM64_SFT_INVALID && op.shift.shift_value > 0 then printf "\t\t\tShift: type = %u, value = %u\n" op.shift.shift_type op.shift.shift_value; if op.ext != _ARM64_EXT_INVALID then printf "\t\t\tExt: %u\n" op.ext; ();; let print_detail handle insn = match insn.arch with | CS_INFO_ARM64 arm64 -> ( if arm64.cc != _ARM64_CC_AL && arm64.cc != _ARM64_CC_INVALID then printf "\tCode condition: %u\n" arm64.cc; if arm64.update_flags then printf "\tUpdate-flags: True\n"; if arm64.writeback then printf "\tWriteback: True\n"; (* print all operands info (type & value) *) if (Array.length arm64.operands) > 0 then ( printf "\top_count: %d\n" (Array.length arm64.operands); Array.iteri (print_op handle) arm64.operands; ); printf "\n"; ) | _ -> (); ;; let print_insn handle insn = printf "0x%x\t%s\t%s\n" insn.address insn.mnemonic insn.op_str; print_detail handle insn let print_arch x = let (arch, mode, code, comment) = x in let handle = cs_open arch mode in let err = cs_option handle CS_OPT_DETAIL _CS_OPT_ON in match err with | _ -> (); let insns = cs_disasm handle code 0x1000L 0L in printf "*************\n"; printf "Platform: %s\n" comment; List.iter (print_insn handle) insns; match cs_close handle with | 0 -> (); | _ -> printf "Failed to close handle"; ;; List.iter print_arch all_tests;;