test_ppc.py

#!/usr/bin/env python

# Capstone Python bindings, by Nguyen Anh Quynnh <aquynh@gmail.com>
from __future__ import print_function
from capstone import *
from capstone.ppc import *
from xprint import to_hex, to_x_32

PPC_CODE = b"\x43\x20\x0c\x07\x41\x56\xff\x17\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\x40\x82\x00\x14"
PPC_CODE2 = b"\x10\x60\x2a\x10\x10\x64\x28\x88\x7c\x4a\x5d\x0f"

all_tests = (
        (CS_ARCH_PPC, CS_MODE_BIG_ENDIAN, PPC_CODE, "PPC-64"),
        (CS_ARCH_PPC, CS_MODE_BIG_ENDIAN + CS_MODE_QPX, PPC_CODE2, "PPC-64 + QPX"),
        )


def print_insn_detail(insn):
    # print address, mnemonic and operands
    print("0x%x:\t%s\t%s" % (insn.address, insn.mnemonic, insn.op_str))

    # "data" instruction generated by SKIPDATA option has no detail
    if insn.id == 0:
        return

    if len(insn.operands) > 0:
        print("\top_count: %u" % len(insn.operands))
        c = 0
        for i in insn.operands:
            if i.type == PPC_OP_REG:
                print("\t\toperands[%u].type: REG = %s" % (c, insn.reg_name(i.reg)))
            if i.type == PPC_OP_IMM:
                print("\t\toperands[%u].type: IMM = 0x%s" % (c, to_x_32(i.imm)))
            if i.type == PPC_OP_MEM:
                print("\t\toperands[%u].type: MEM" % c)
                if i.mem.base != 0:
                    print("\t\t\toperands[%u].mem.base: REG = %s" \
                        % (c, insn.reg_name(i.mem.base)))
                if i.mem.disp != 0:
                    print("\t\t\toperands[%u].mem.disp: 0x%s" \
                        % (c, to_x_32(i.mem.disp)))
            if i.type == PPC_OP_CRX:
                print("\t\toperands[%u].type: CRX" % c)
                print("\t\t\toperands[%u].crx.scale: = %u" \
                        % (c, i.crx.scale))
                if i.crx.reg != 0:
                    print("\t\t\toperands[%u].crx.reg: REG = %s" \
                        % (c, insn.reg_name(i.crx.reg)))
                if i.crx.cond != 0:
                    print("\t\t\toperands[%u].crx.cond: 0x%x" \
                        % (c, i.crx.cond))
            c += 1

    if insn.bc:
        print("\tBranch code: %u" % insn.bc)
    if insn.bh:
        print("\tBranch hint: %u" % insn.bh)
    if insn.update_cr0:
        print("\tUpdate-CR0: True")


# ## Test class Cs
def test_class():

    for (arch, mode, code, comment) in all_tests:
        print("*" * 16)
        print("Platform: %s" % comment)
        print("Code: %s" % to_hex(code))
        print("Disasm:")

        try:
            md = Cs(arch, mode)
            md.detail = True
            for insn in md.disasm(code, 0x1000):
                print_insn_detail(insn)
                print ()
            print("0x%x:\n" % (insn.address + insn.size))
        except CsError as e:
            print("ERROR: %s" % e)


if __name__ == '__main__':
    test_class()