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author | Wei-Ning Huang <w@byzantine-lab.io> | 2019-06-12 17:31:08 +0800 |
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committer | Wei-Ning Huang <w@byzantine-lab.io> | 2019-09-17 16:57:29 +0800 |
commit | ac088de6322fc16ebe75c2e5554be73754bf1fe2 (patch) | |
tree | 086b7827d46a4d07b834cd94be73beaabb77b734 /vendor/github.com/byzantine-lab/mcl/ffi/js/export-functions.py | |
parent | 67d565f3f0e398e99bef96827f729e3e4b0edf31 (diff) | |
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Rebrand as tangerine-network/go-tangerine
Diffstat (limited to 'vendor/github.com/byzantine-lab/mcl/ffi/js/export-functions.py')
-rw-r--r-- | vendor/github.com/byzantine-lab/mcl/ffi/js/export-functions.py | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/vendor/github.com/byzantine-lab/mcl/ffi/js/export-functions.py b/vendor/github.com/byzantine-lab/mcl/ffi/js/export-functions.py new file mode 100644 index 000000000..2a929564b --- /dev/null +++ b/vendor/github.com/byzantine-lab/mcl/ffi/js/export-functions.py @@ -0,0 +1,73 @@ +import sys, re, argparse + +#RE_PROTOTYPE = re.compile(r'MCLBN_DLL_API\s\w\s\w\([^)]*\);') +RE_PROTOTYPE = re.compile(r'\w*\s(\w*)\s(\w*)\(([^)]*)\);') +def export_functions(args, fileNames, reToAddUnderscore): + modName = args.js + json = args.json + if not reToAddUnderscore: + reToAddUnderscore = r'(mclBn_init|setStr|getStr|[sS]erialize|setLittleEndian|setHashOf|hashAndMapTo|DecStr|HexStr|HashTo|blsSign|blsVerify|GetCurveOrder|GetFieldOrder|KeyShare|KeyRecover|blsSignatureRecover|blsInit)' + reSpecialFunctionName = re.compile(reToAddUnderscore) + if json: + print '[' + elif modName: + print 'function define_exported_' + modName + '(mod) {' + comma = '' + for fileName in fileNames: + with open(fileName, 'rb') as f: + for line in f.readlines(): + p = RE_PROTOTYPE.search(line) + if p: + ret = p.group(1) + name = p.group(2) + arg = p.group(3) + if json or modName: + retType = 'null' if ret == 'void' else 'number' + if arg == '' or arg == 'void': + paramNum = 0 + else: + paramNum = len(arg.split(',')) + if reSpecialFunctionName.search(name): + exportName = '_' + name # to wrap function + else: + exportName = name + if json: + print comma + '{' + if comma == '': + comma = ',' + print ' "name":"{0}",'.format(name) + print ' "exportName":"{0}",'.format(exportName) + print ' "ret":"{0}",'.format(retType) + print ' "args":[', + if paramNum > 0: + print '"number"' + (', "number"' * (paramNum - 1)), + print ']' + print '}' + else: + paramType = '[' + ("'number', " * paramNum) + ']' + print "{0} = mod.cwrap('{1}', '{2}', {3})".format(exportName, name, retType, paramType) + else: + print comma + "'_" + name + "'", + if comma == '': + comma = ',' + if json: + print ']' + elif modName: + print '}' + +def main(): + p = argparse.ArgumentParser('export_functions') + p.add_argument('header', type=str, nargs='+', help='headers') + p.add_argument('-js', type=str, nargs='?', help='module name') + p.add_argument('-re', type=str, nargs='?', help='regular expression file to add underscore to function name') + p.add_argument('-json', action='store_true', help='output json') + args = p.parse_args() + + reToAddUnderscore = '' + if args.re: + reToAddUnderscore = open(args.re).read().strip() + export_functions(args, args.header, reToAddUnderscore) + +if __name__ == '__main__': + main() + |