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@ -509,63 +509,63 @@ void _TF_FN TF_AcceptChar(unsigned char c) |
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case TFState_ID: |
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CKSUM_ADD(tf.cksum, c); |
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COLLECT_NUMBER(tf.id, TF_ID) { |
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// Enter LEN state
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tf.state = TFState_LEN; |
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tf.rxi = 0; |
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} |
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// Enter LEN state
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tf.state = TFState_LEN; |
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tf.rxi = 0; |
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} |
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break; |
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case TFState_LEN: |
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CKSUM_ADD(tf.cksum, c); |
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COLLECT_NUMBER(tf.len, TF_LEN) { |
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// Enter TYPE state
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tf.state = TFState_TYPE; |
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tf.rxi = 0; |
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} |
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// Enter TYPE state
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tf.state = TFState_TYPE; |
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tf.rxi = 0; |
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} |
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break; |
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case TFState_TYPE: |
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CKSUM_ADD(tf.cksum, c); |
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COLLECT_NUMBER(tf.type, TF_TYPE) { |
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#if TF_CKSUM_TYPE == TF_CKSUM_NONE |
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tf.state = TFState_DATA; |
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tf.rxi = 0; |
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tf.state = TFState_DATA; |
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tf.rxi = 0; |
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#else |
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// enter HEAD_CKSUM state
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tf.state = TFState_HEAD_CKSUM; |
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tf.rxi = 0; |
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tf.ref_cksum = 0; |
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// enter HEAD_CKSUM state
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tf.state = TFState_HEAD_CKSUM; |
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tf.rxi = 0; |
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tf.ref_cksum = 0; |
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#endif |
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} |
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} |
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break; |
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case TFState_HEAD_CKSUM: |
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COLLECT_NUMBER(tf.ref_cksum, TF_CKSUM) { |
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// Check the header checksum against the computed value
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CKSUM_FINALIZE(tf.cksum); |
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COLLECT_NUMBER(tf.ref_cksum, TF_CKSUM) { |
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// Check the header checksum against the computed value
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CKSUM_FINALIZE(tf.cksum); |
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if (tf.cksum != tf.ref_cksum) { |
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TF_ResetParser(); |
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break; |
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} |
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if (tf.cksum != tf.ref_cksum) { |
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TF_ResetParser(); |
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break; |
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} |
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if (tf.len == 0) { |
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TF_HandleReceivedMessage(); |
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TF_ResetParser(); |
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break; |
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} |
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if (tf.len == 0) { |
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TF_HandleReceivedMessage(); |
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TF_ResetParser(); |
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break; |
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} |
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// Enter DATA state
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tf.state = TFState_DATA; |
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tf.rxi = 0; |
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// Enter DATA state
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tf.state = TFState_DATA; |
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tf.rxi = 0; |
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CKSUM_RESET(tf.cksum); // Start collecting the payload
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CKSUM_RESET(tf.cksum); // Start collecting the payload
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if (tf.len >= TF_MAX_PAYLOAD_RX) { |
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// ERROR - frame too long. Consume, but do not store.
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tf.discard_data = true; |
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} |
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} |
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if (tf.len >= TF_MAX_PAYLOAD_RX) { |
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// ERROR - frame too long. Consume, but do not store.
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tf.discard_data = true; |
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} |
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} |
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break; |
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case TFState_DATA: |
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@ -579,8 +579,8 @@ void _TF_FN TF_AcceptChar(unsigned char c) |
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if (tf.rxi == tf.len) { |
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#if TF_CKSUM_TYPE == TF_CKSUM_NONE |
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// All done
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TF_HandleReceivedMessage(); |
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TF_ResetParser(); |
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TF_HandleReceivedMessage(); |
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TF_ResetParser(); |
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#else |
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// Enter DATA_CKSUM state
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tf.state = TFState_DATA_CKSUM; |
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@ -591,15 +591,15 @@ void _TF_FN TF_AcceptChar(unsigned char c) |
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break; |
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case TFState_DATA_CKSUM: |
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COLLECT_NUMBER(tf.ref_cksum, TF_CKSUM) { |
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// Check the header checksum against the computed value
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CKSUM_FINALIZE(tf.cksum); |
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if (!tf.discard_data && tf.cksum == tf.ref_cksum) { |
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TF_HandleReceivedMessage(); |
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} |
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COLLECT_NUMBER(tf.ref_cksum, TF_CKSUM) { |
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// Check the header checksum against the computed value
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CKSUM_FINALIZE(tf.cksum); |
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if (!tf.discard_data && tf.cksum == tf.ref_cksum) { |
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TF_HandleReceivedMessage(); |
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} |
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TF_ResetParser(); |
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} |
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TF_ResetParser(); |
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} |
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break; |
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} |
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