Add python binding aattempt #2

This commit is contained in:
Simon Gorchakov 2020-05-10 22:38:42 +03:00
parent a5bc710d08
commit 92ecc28491
2 changed files with 105 additions and 0 deletions

65
bindings/python/sample_ppc.py Executable file
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#!/usr/bin/env python
# Sample code for SPARC of Unicorn. Nguyen Anh Quynh <aquynh@gmail.com>
# Python sample ported by Loi Anh Tuan <loianhtuan@gmail.com>
from __future__ import print_function
from unicorn import *
from unicorn.ppc_const import *
# code to be emulated
PPC_CODE = b"\x7F\x46\x1A\x14" # add r26, r6, r3
# memory address where emulation starts
ADDRESS = 0x10000
# callback for tracing basic blocks
def hook_block(uc, address, size, user_data):
print(">>> Tracing basic block at 0x%x, block size = 0x%x" %(address, size))
# callback for tracing instructions
def hook_code(uc, address, size, user_data):
print(">>> Tracing instruction at 0x%x, instruction size = 0x%x" %(address, size))
# Test PPC
def test_ppc():
print("Emulate PPC code")
try:
# Initialize emulator in SPARC EB mode
mu = Uc(UC_ARCH_PPC, UC_MODE_PPC32 | UC_MODE_BIG_ENDIAN)
# map 2MB memory for this emulation
mu.mem_map(ADDRESS, 2 * 1024 * 1024)
# write machine code to be emulated to memory
mu.mem_write(ADDRESS, PPC_CODE)
# initialize machine registers
mu.reg_write(UC_PPC_REG_3, 0x1234)
mu.reg_write(UC_PPC_REG_6, 0x6789)
mu.reg_write(UC_PPC_REG_26, 0x5555)
# tracing all basic blocks with customized callback
mu.hook_add(UC_HOOK_BLOCK, hook_block)
# tracing all instructions with customized callback
mu.hook_add(UC_HOOK_CODE, hook_code)
# emulate machine code in infinite time
mu.emu_start(ADDRESS, ADDRESS + len(PPC_CODE))
# now print out some registers
print(">>> Emulation done. Below is the CPU context")
r26 = mu.reg_read(UC_PPC_REG_26)
print(">>> r26 = 0x%x" % r26)
except UcError as e:
print("ERROR: %s" % e)
if __name__ == '__main__':
test_ppc()

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# For Unicorn Engine. AUTO-GENERATED FILE, DO NOT EDIT [ppc_const.py]
# PPC registers
UC_PPC_REG_INVALID = 0
# General purpose registers
UC_PPC_REG_PC = 1
UC_PPC_REG_0 = 2
UC_PPC_REG_1 = 3
UC_PPC_REG_2 = 4
UC_PPC_REG_3 = 5
UC_PPC_REG_4 = 6
UC_PPC_REG_5 = 7
UC_PPC_REG_6 = 8
UC_PPC_REG_7 = 9
UC_PPC_REG_8 = 10
UC_PPC_REG_9 = 11
UC_PPC_REG_10 = 12
UC_PPC_REG_11 = 13
UC_PPC_REG_12 = 14
UC_PPC_REG_13 = 15
UC_PPC_REG_14 = 16
UC_PPC_REG_15 = 17
UC_PPC_REG_16 = 18
UC_PPC_REG_17 = 19
UC_PPC_REG_18 = 20
UC_PPC_REG_19 = 21
UC_PPC_REG_20 = 22
UC_PPC_REG_21 = 23
UC_PPC_REG_22 = 24
UC_PPC_REG_23 = 25
UC_PPC_REG_24 = 26
UC_PPC_REG_25 = 27
UC_PPC_REG_26 = 28
UC_PPC_REG_27 = 29
UC_PPC_REG_28 = 30
UC_PPC_REG_29 = 31
UC_PPC_REG_30 = 32
UC_PPC_REG_31 = 33