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@ -13,12 +13,22 @@ class TinyFrame: |
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# If the connection is reliable, you can disable the SOF byte and checksums. |
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# That can save up to 9 bytes of overhead. |
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# ,-----+----+-----+------+------------+- - - -+------------, |
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# | SOF | ID | LEN | TYPE | HEAD_CKSUM | DATA | PLD_CKSUM | |
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# | 1 | ? | ? | ? | ? | ... | ? | <- size (bytes) |
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# '-----+----+-----+------+------------+- - - -+------------' |
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# ,-----+-----+-----+------+------------+- - - -+-------------, |
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# | SOF | ID | LEN | TYPE | HEAD_CKSUM | DATA | DATA_CKSUM | |
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# | 0-1 | 1-4 | 1-4 | 1-4 | 0-4 | ... | 0-4 | <- size (bytes) |
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# '-----+-----+-----+------+------------+- - - -+-------------' |
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# |
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# SOF ......... start of frame, usually 0x01 (optional, configurable) |
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# ID ......... the frame ID (MSb is the peer bit) |
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# LEN ......... number of data bytes in the frame |
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# TYPE ........ message type (used to run Type Listeners, pick any values you like) |
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# HEAD_CKSUM .. header checksum |
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# |
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# DATA ........ LEN bytes of data (can be 0, in which case DATA_CKSUM is omitted as well) |
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# DATA_CKSUM .. checksum, implemented as XOR of all preceding bytes in the message |
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# !!! BOTH SIDES MUST USE THE SAME SETTINGS !!! |
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# Settings can be adjusted by setting the properties after init |
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# Adjust sizes as desired (1,2,4) |
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self.ID_BYTES = 2 |
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@ -279,7 +289,7 @@ class TinyFrame: |
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if frame.id in self.id_listeners and self.id_listeners[frame.id] is not None: |
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lst = self.id_listeners[frame.id] |
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rv = lst['fn'](self, frame) |
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if rv == TF.CLOSE: |
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if rv == TF.CLOSE or rv is None: |
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self.id_listeners[frame.id] = None |
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return |
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elif rv == TF.RENEW: |
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