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20 lines
636 B
Python
20 lines
636 B
Python
import struct
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class DataPacket:
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def __init__(self, buffer, offset, size):
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self.frame_num = None
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self.id = None
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self.buf_size = None
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self.data = None
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if len(buffer) < offset + 12: # Ensure buffer is large enough for metadata
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return
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self.frame_num, self.id, self.buf_size = struct.unpack_from("iii", buffer, offset)
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current_index = offset + 12
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message_length = size - current_index
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if message_length < 0 or current_index + message_length > len(buffer):
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return
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self.data = buffer[current_index:current_index + message_length] |