98 lines
2.6 KiB
Python
98 lines
2.6 KiB
Python
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import struct
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from enum import Enum
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class Formatter(object):
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class CmdType(Enum):
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EMPTY_CMD = 0
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TEXT_COMMAND = 1
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INT_ARG = 2
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STRING_ARG = 3
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DOUBLE_ARG = 4
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FLOAT_ARG = 5
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def __init__(self, data, offset):
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cnt = struct.unpack('i', data[offset:offset + 4])[0]
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if cnt == 0:
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commandsCnt = argsCnt = 0
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commands = NULL
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args = NULL
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offset += 4
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commands = []
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commandsCnt = 0
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maxArg = 0
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argNo = None
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for i in range(0, cnt):
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typ = data[offset]
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offset += 1
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size = struct.unpack('i', data[offset:offset + 4])[0]
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offset += 4
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if typ == 1:
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commands.append({
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"type": self.CmdType.TEXT_COMMAND,
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"data": data[offset:offset + size].decode('utf-8'),
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})
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elif typ == 2:
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argNo = struct.unapack('i', data[offset:offset + 4])[0]
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if argNo > maxArg:
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maxArg = argNo
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commands.append({
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"type": self.CmdType.INT_ARG,
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"data": argNo,
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})
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elif typ == 3:
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argNo = struct.unapack('i', data[offset:offset + 4])[0]
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if argNo > maxArg:
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maxArg = argNo
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commands.append({
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"type": self.CmdType.STRING_ARG,
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"data": argNo,
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})
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elif typ == 3:
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argNo = struct.unapack('i', data[offset:offset + 4])[0]
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if argNo > maxArg:
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maxArg = argNo
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commands.append({
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"type": self.CmdType.FLOAT_ARG,
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"data": argNo,
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})
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elif typ == 3:
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argNo = struct.unapack('i', data[offset:offset + 4])[0]
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if argNo > maxArg:
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maxArg = argNo
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commands.append({
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"type": self.CmdType.DOUBLE_ARG,
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"data": argNo,
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})
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offset += size;
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argsCnt = maxArg
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if argsCnt == 0:
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args = None
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else:
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args = []
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for i in range(0, len(commands)):
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args.append[0]
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for i in range(0, len(commands)):
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c = commands[i]
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if c.type == INT_ARG or c.type == STRING_ARG or c.type == FLOAT_ARG or c.type == DOUBLE_ARG:
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no = c.data
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args[no - 1] = c.type
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