capstone-sys-git 0.17.0-commit4ed86fb

System bindings to the capstone disassembly library
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163

#!/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])