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#!/usr/bin/env python3
# Test tool to compare Capstone output with llvm-mc. By Nguyen Anh Quynh, 2014
import sys
import os
from capstone import *
from pathlib import Path
import codecs
def test_file(fname):
print("Test %s" % fname)
fpath = Path(fname) if isinstance(fname, str) else fname
if fpath.is_dir():
if fpath.exists() is False:
return
for f in fpath.iterdir():
test_file(f)
return
with fpath.open() as f:
lines = f.readlines()
if not lines[0].startswith('# '):
print("ERROR: decoding information is missing")
return
# skip '# ' at the front, then split line to get out hexcode
# Note: option can be '', or 'None'
# print lines[0]
# print lines[0][2:].split(', ')
(arch, mode, option) = lines[0][2:].split(', ')
mode = mode.replace(' ', '')
option = option.strip()
archs = {
"CS_ARCH_ARM": CS_ARCH_ARM,
"CS_ARCH_ARM64": CS_ARCH_ARM64,
"CS_ARCH_MIPS": CS_ARCH_MIPS,
"CS_ARCH_PPC": CS_ARCH_PPC,
"CS_ARCH_SPARC": CS_ARCH_SPARC,
"CS_ARCH_SYSZ": CS_ARCH_SYSZ,
"CS_ARCH_X86": CS_ARCH_X86,
"CS_ARCH_XCORE": CS_ARCH_XCORE,
"CS_ARCH_RISCV": CS_ARCH_RISCV,
"CS_ARCH_TRICORE": CS_ARCH_TRICORE,
}
modes = {
"CS_MODE_16": CS_MODE_16,
"CS_MODE_32": CS_MODE_32,
"CS_MODE_64": CS_MODE_64,
"CS_MODE_MIPS32": CS_MODE_MIPS32,
"CS_MODE_MIPS64": CS_MODE_MIPS64,
"0": CS_MODE_ARM,
"CS_MODE_ARM": CS_MODE_ARM,
"CS_MODE_THUMB": CS_MODE_THUMB,
"CS_MODE_ARM+CS_MODE_V8": CS_MODE_ARM + CS_MODE_V8,
"CS_MODE_THUMB+CS_MODE_V8": CS_MODE_THUMB + CS_MODE_V8,
"CS_MODE_THUMB+CS_MODE_MCLASS": CS_MODE_THUMB + CS_MODE_MCLASS,
"CS_MODE_LITTLE_ENDIAN": CS_MODE_LITTLE_ENDIAN,
"CS_MODE_BIG_ENDIAN": CS_MODE_BIG_ENDIAN,
"CS_MODE_64+CS_MODE_LITTLE_ENDIAN": CS_MODE_64 + CS_MODE_LITTLE_ENDIAN,
"CS_MODE_64+CS_MODE_BIG_ENDIAN": CS_MODE_64 + CS_MODE_BIG_ENDIAN,
"CS_MODE_MIPS32+CS_MODE_MICRO": CS_MODE_MIPS32 + CS_MODE_MICRO,
"CS_MODE_MIPS32+CS_MODE_MICRO+CS_MODE_BIG_ENDIAN": CS_MODE_MIPS32 + CS_MODE_MICRO + CS_MODE_BIG_ENDIAN,
"CS_MODE_MIPS32+CS_MODE_BIG_ENDIAN+CS_MODE_MICRO": CS_MODE_MIPS32 + CS_MODE_MICRO + CS_MODE_BIG_ENDIAN,
"CS_MODE_BIG_ENDIAN+CS_MODE_V9": CS_MODE_BIG_ENDIAN + CS_MODE_V9,
"CS_MODE_MIPS32+CS_MODE_BIG_ENDIAN": CS_MODE_MIPS32 + CS_MODE_BIG_ENDIAN,
"CS_MODE_MIPS32+CS_MODE_LITTLE_ENDIAN": CS_MODE_MIPS32 + CS_MODE_LITTLE_ENDIAN,
"CS_MODE_MIPS64+CS_MODE_LITTLE_ENDIAN": CS_MODE_MIPS64 + CS_MODE_LITTLE_ENDIAN,
"CS_MODE_MIPS64+CS_MODE_BIG_ENDIAN": CS_MODE_MIPS64 + CS_MODE_BIG_ENDIAN,
"CS_MODE_RISCV32": CS_MODE_RISCV32,
"CS_MODE_RISCV64": CS_MODE_RISCV64,
"CS_MODE_TRICORE_110": CS_MODE_TRICORE_110,
"CS_MODE_TRICORE_120": CS_MODE_TRICORE_120,
"CS_MODE_TRICORE_130": CS_MODE_TRICORE_130,
"CS_MODE_TRICORE_131": CS_MODE_TRICORE_131,
"CS_MODE_TRICORE_160": CS_MODE_TRICORE_160,
"CS_MODE_TRICORE_161": CS_MODE_TRICORE_161,
"CS_MODE_TRICORE_162": CS_MODE_TRICORE_162,
}
mc_modes = {
("CS_ARCH_X86", "CS_MODE_32"): 0,
("CS_ARCH_X86", "CS_MODE_64"): 1,
("CS_ARCH_ARM", "CS_MODE_ARM"): 2,
("CS_ARCH_ARM", "CS_MODE_THUMB"): 3,
("CS_ARCH_ARM", "CS_MODE_ARM+CS_MODE_V8"): 4,
("CS_ARCH_ARM", "CS_MODE_THUMB+CS_MODE_V8"): 5,
("CS_ARCH_ARM", "CS_MODE_THUMB+CS_MODE_MCLASS"): 6,
("CS_ARCH_ARM64", "0"): 7,
("CS_ARCH_MIPS", "CS_MODE_MIPS32+CS_MODE_BIG_ENDIAN"): 8,
("CS_ARCH_MIPS", "CS_MODE_MIPS32+CS_MODE_MICRO"): 9,
("CS_ARCH_MIPS", "CS_MODE_MIPS64"): 10,
("CS_ARCH_MIPS", "CS_MODE_MIPS32"): 11,
("CS_ARCH_MIPS", "CS_MODE_MIPS64+CS_MODE_BIG_ENDIAN"): 12,
("CS_ARCH_MIPS", "CS_MODE_MIPS32+CS_MODE_MICRO+CS_MODE_BIG_ENDIAN"): 13,
("CS_ARCH_MIPS", "CS_MODE_MIPS32+CS_MODE_BIG_ENDIAN+CS_MODE_MICRO"): 13,
("CS_ARCH_PPC", "CS_MODE_BIG_ENDIAN"): 14,
("CS_ARCH_SPARC", "CS_MODE_BIG_ENDIAN"): 15,
("CS_ARCH_SPARC", "CS_MODE_BIG_ENDIAN+CS_MODE_V9"): 16,
("CS_ARCH_SYSZ", "0"): 17,
("CS_ARCH_XCORE", "0"): 18,
("CS_ARCH_MIPS", "CS_MODE_MIPS32R6+CS_MODE_BIG_ENDIAN"): 19,
("CS_ARCH_MIPS", "CS_MODE_MIPS32R6+CS_MODE_MICRO+CS_MODE_BIG_ENDIAN"): 20,
("CS_ARCH_MIPS", "CS_MODE_MIPS32R6"): 21,
("CS_ARCH_MIPS", "CS_MODE_MIPS32R6+CS_MODE_MICRO"): 22,
("CS_ARCH_M68K", "0"): 23,
("CS_ARCH_M680X", "CS_MODE_M680X_6809"): 24,
("CS_ARCH_EVM", "0"): 25,
("CS_ARCH_BPF", "CS_MODE_LITTLE_ENDIAN+CS_MODE_BPF_CLASSIC"): 29,
("CS_ARCH_BPF", "CS_MODE_LITTLE_ENDIAN+CS_MODE_BPF_EXTENDED"): 30,
("CS_ARCH_BPF", "CS_MODE_BIG_ENDIAN+CS_MODE_BPF_CLASSIC"): 31,
("CS_ARCH_BPF", "CS_MODE_BIG_ENDIAN+CS_MODE_BPF_EXTENDED"): 32,
("CS_ARCH_RISCV", "CS_MODE_RISCV32"): 44,
("CS_ARCH_RISCV", "CS_MODE_RISCV64"): 45,
("CS_ARCH_TRICORE", "CS_MODE_TRICORE_110"): 47,
("CS_ARCH_TRICORE", "CS_MODE_TRICORE_120"): 48,
("CS_ARCH_TRICORE", "CS_MODE_TRICORE_130"): 49,
("CS_ARCH_TRICORE", "CS_MODE_TRICORE_131"): 50,
("CS_ARCH_TRICORE", "CS_MODE_TRICORE_160"): 51,
("CS_ARCH_TRICORE", "CS_MODE_TRICORE_161"): 52,
("CS_ARCH_TRICORE", "CS_MODE_TRICORE_162"): 53,
}
# if not option in ('', 'None'):
# print archs[arch], modes[mode], options[option]
for line in lines[1:]:
# ignore all the input lines having # in front.
if line.startswith('#'):
continue
if line.startswith('// '):
line = line[3:]
# print("Check %s" %line)
code = line.split(' = ')[0]
if len(code) < 2:
continue
if code.find('//') >= 0:
continue
hex_code = code.replace('0x', '').replace(',', '').replace(' ', '').strip()
try:
hex_data = bytes.fromhex(hex_code)
fpath = Path("fuzz/corpus/%s_%s" % (os.path.basename(fname), hex_code))
if fpath.parent.exists() is False:
fpath.parent.mkdir(parents=True)
with fpath.open('wb') as fout:
if (arch, mode) not in mc_modes:
print("fail", arch, mode)
fout.write(mc_modes[(arch, mode)].to_bytes(1, 'little'))
fout.write(hex_data)
except Exception as e:
print(f"skipping: {hex_code} with: {e}")
if __name__ == '__main__':
if len(sys.argv) == 1:
fnames = sys.stdin.readlines()
for fname in fnames:
test_file(fname.strip())
else:
# print("Usage: ./test_mc.py <input-file.s.cs>")
test_file(sys.argv[1])
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