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52 lines
1.8 KiB
52 lines
1.8 KiB
import sys, re, argparse
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#RE_PROTOTYPE = re.compile(r'MCLBN_DLL_API\s\w\s\w\([^)]*\);')
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RE_PROTOTYPE = re.compile(r'\w*\s(\w*)\s(\w*)\(([^)]*)\);')
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def export_functions(modName, fileNames, reToAddUnderscore):
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if not reToAddUnderscore:
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reToAddUnderscore = r'(mclBn_init|setStr|getStr|[sS]erialize|setLittleEndian|setHashOf|hashAndMapTo|DecStr|HexStr|HashTo|blsSign|blsVerify|GetCurveOrder|GetFieldOrder|KeyShare|KeyRecover|blsSignatureRecover|blsInit)'
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reSpecialFunctionName = re.compile(reToAddUnderscore)
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if modName:
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print 'function define_exported_' + modName + '(mod) {'
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comma = ''
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for fileName in fileNames:
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with open(fileName, 'rb') as f:
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for line in f.readlines():
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p = RE_PROTOTYPE.search(line)
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if p:
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ret = p.group(1)
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name = p.group(2)
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arg = p.group(3)
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if modName:
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retType = 'null' if ret == 'void' else 'number'
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if arg == '' or arg == 'void':
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paramType = '[]'
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else:
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paramType = '[' + ("'number', " * len(arg.split(','))) + ']'
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if reSpecialFunctionName.search(name):
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exportName = '_' + name # to wrap function
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else:
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exportName = name
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print "{0} = mod.cwrap('{1}', '{2}', {3})".format(exportName, name, retType, paramType)
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else:
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print comma + "'_" + name + "'",
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if comma == '':
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comma = ','
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if modName:
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print '}'
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def main():
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p = argparse.ArgumentParser('export_functions')
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p.add_argument('header', type=str, nargs='+', help='headers')
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p.add_argument('-js', type=str, nargs='?', help='module name')
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p.add_argument('-re', type=str, nargs='?', help='regular expression file to add underscore to function name')
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args = p.parse_args()
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reToAddUnderscore = ''
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if args.re:
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reToAddUnderscore = open(args.re).read().strip()
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export_functions(args.js, args.header, reToAddUnderscore)
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if __name__ == '__main__':
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main()
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