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# Capstone Disassembler Engine
# By Dang Hoang Vu, 2013
from __future__ import print_function
import sys, re
INCL_DIR = '../include/capstone/'
include = [ 'arm.h', 'arm64.h', 'm68k.h', 'mips.h', 'x86.h', 'ppc.h', 'sparc.h', 'systemz.h', 'xcore.h', 'tms320c64x.h', 'm680x.h', 'evm.h', 'mos65xx.h', 'wasm.h', 'bpf.h' ,'riscv.h' ]
template = {
'java': {
'header': "// For Capstone Engine. AUTO-GENERATED FILE, DO NOT EDIT\npackage capstone;\n\npublic class %s_const {\n",
'footer': "}",
'line_format': '\tpublic static final int %s = %s;\n',
'out_file': './java/capstone/%s_const.java',
# prefixes for constant filenames of all archs - case sensitive
'arm.h': 'Arm',
'arm64.h': 'Arm64',
'm68k.h': 'M68k',
'mips.h': 'Mips',
'x86.h': 'X86',
'ppc.h': 'Ppc',
'sparc.h': 'Sparc',
'systemz.h': 'Sysz',
'xcore.h': 'Xcore',
'tms320c64x.h': 'TMS320C64x',
'm680x.h': 'M680x',
'evm.h': 'Evm',
'wasm.h': 'Wasm',
'comment_open': '\t//',
'comment_close': '',
},
'python': {
'header': "# For Capstone Engine. AUTO-GENERATED FILE, DO NOT EDIT [%s_const.py]\n",
'footer': "",
'line_format': '%s = %s\n',
'out_file': './python/capstone/%s_const.py',
# prefixes for constant filenames of all archs - case sensitive
'arm.h': 'arm',
'arm64.h': 'arm64',
'm68k.h': 'm68k',
'mips.h': 'mips',
'x86.h': 'x86',
'ppc.h': 'ppc',
'sparc.h': 'sparc',
'systemz.h': 'sysz',
'xcore.h': 'xcore',
'tms320c64x.h': 'tms320c64x',
'm680x.h': 'm680x',
'evm.h': 'evm',
'wasm.h': 'wasm',
'mos65xx.h': 'mos65xx',
'bpf.h': 'bpf',
'riscv.h': 'riscv',
'comment_open': '#',
'comment_close': '',
},
'ocaml': {
'header': "(* For Capstone Engine. AUTO-GENERATED FILE, DO NOT EDIT [%s_const.ml] *)\n",
'footer': "",
'line_format': 'let _%s = %s;;\n',
'out_file': './ocaml/%s_const.ml',
# prefixes for constant filenames of all archs - case sensitive
'arm.h': 'arm',
'arm64.h': 'arm64',
'mips.h': 'mips',
'm68k.h': 'm68k',
'x86.h': 'x86',
'ppc.h': 'ppc',
'sparc.h': 'sparc',
'systemz.h': 'sysz',
'xcore.h': 'xcore',
'tms320c64x.h': 'tms320c64x',
'm680x.h': 'm680x',
'evm.h': 'evm',
'wasm.h': 'wasm',
'comment_open': '(*',
'comment_close': ' *)',
},
}
# markup for comments to be added to autogen files
MARKUP = '//>'
def gen(lang):
global include, INCL_DIR
print('Generating bindings for', lang)
templ = template[lang]
print('Generating bindings for', lang)
for target in include:
if target not in templ:
print("Warning: No binding found for %s" % target)
continue
prefix = templ[target]
outfile = open(templ['out_file'] %(prefix), 'wb') # open as binary prevents windows newlines
outfile.write((templ['header'] % (prefix)).encode("utf-8"))
lines = open(INCL_DIR + target).readlines()
count = 0
for line in lines:
line = line.strip()
if line.startswith(MARKUP): # markup for comments
outfile.write(("\n%s%s%s\n" %(templ['comment_open'], \
line.replace(MARKUP, ''), \
templ['comment_close']) ).encode("utf-8"))
continue
if line == '' or line.startswith('//'):
continue
if line.startswith('#define '):
line = line[8:] #cut off define
xline = re.split('\s+', line, 1) #split to at most 2 express
if len(xline) != 2:
continue
if '(' in xline[0] or ')' in xline[0]: #does it look like a function
continue
xline.insert(1, '=') # insert an = so the expression below can parse it
line = ' '.join(xline)
if not line.startswith(prefix.upper()):
continue
tmp = line.strip().split(',')
for t in tmp:
t = t.strip()
if not t or t.startswith('//'): continue
# hacky: remove type cast (uint64_t)
t = t.replace('(uint64_t)', '')
t = re.sub(r'\((\d+)ULL << (\d+)\)', r'\1 << \2', t) # (1ULL<<1) to 1 << 1
f = re.split('\s+', t)
if f[0].startswith(prefix.upper()):
if len(f) > 1 and f[1] not in ('//', '///<', '='):
print("Error: Unable to convert %s" % f)
continue
elif len(f) > 1 and f[1] == '=':
rhs = ''.join(f[2:])
else:
rhs = str(count)
count += 1
try:
count = int(rhs) + 1
if (count == 1):
outfile.write(("\n").encode("utf-8"))
except ValueError:
if lang == 'ocaml':
# ocaml uses lsl for '<<', lor for '|'
rhs = rhs.replace('<<', ' lsl ')
rhs = rhs.replace('|', ' lor ')
# ocaml variable has _ as prefix
if rhs[0].isalpha():
rhs = '_' + rhs
outfile.write((templ['line_format'] %(f[0].strip(), rhs)).encode("utf-8"))
outfile.write((templ['footer']).encode("utf-8"))
outfile.close()
def main():
try:
if sys.argv[1] == 'all':
for key in template.keys():
gen(key)
else:
gen(sys.argv[1])
except:
raise RuntimeError("Unsupported binding %s" % sys.argv[1])
if __name__ == "__main__":
if len(sys.argv) < 2:
print("Usage:", sys.argv[0], " <bindings: java|python|ocaml|all>")
sys.exit(1)
main()
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