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avoid cancelling request if part of the message is repeated

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john30
2014-12-06 22:01:12 +01:00
parent c5c9c436dc
commit 0325625a56
2 changed files with 8 additions and 10 deletions
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src/ebusd/bushandler.cpp
+5 -9
View File
@@ -112,7 +112,7 @@ result_t BusHandler::sendAndWait(SymbolString& master, SymbolString& slave)
for (int sendRetries=m_failedSendRetries+1, lostRetries=m_busLostRetries+1; sendRetries>=0; sendRetries--) {
m_requests.add(request);
bool success = request->wait(5);
bool success = request->wait(1); // 1 second is still 3 times the theoretical worst-case request duration
if (success == false)
m_requests.remove(request);
result = success == true ? request->m_result : RESULT_ERR_TIMEOUT;
@@ -326,7 +326,7 @@ result_t BusHandler::handleSymbol()
m_nextSendPos = 0;
m_command.clear();
if (m_request != NULL)
return setState(bs_sendCmd, RESULT_ERR_NAK);
return setState(bs_sendCmd, RESULT_ERR_NAK, true);
return setState(bs_recvCmd, RESULT_ERR_NAK);
}
@@ -383,7 +383,7 @@ result_t BusHandler::handleSymbol()
if (m_repeat == false) {
m_repeat = true;
m_response.clear();
return setState(bs_recvRes, RESULT_ERR_NAK);
return setState(bs_recvRes, RESULT_ERR_NAK, true);
}
return setState(bs_skip, RESULT_ERR_NAK);
}
@@ -430,15 +430,11 @@ result_t BusHandler::handleSymbol()
return RESULT_OK;
}
result_t BusHandler::setState(BusState state, result_t result)
result_t BusHandler::setState(BusState state, result_t result, bool firstRepetition)
{
if (m_request != NULL) {
if (result != RESULT_OK) {
if (state == bs_sendSyn || (result != RESULT_OK && firstRepetition == false)) {
L.log(bus, debug, "notify request: %s", getResultCode(result));
m_request->notify(result);
m_request = NULL;
} else if (state == bs_sendSyn) {
L.log(bus, debug, "notify request (syn): %s", getResultCode(result));
m_request->m_slave = m_response; // TODO nicer
m_request->notify(result);
m_request = NULL;
src/ebusd/bushandler.h
+3 -1
View File
@@ -95,6 +95,7 @@ public:
/**
* @brief Wait for notification.
* @param timeout the maximum time to wait in seconds.
* @return the result code.
*/
bool wait(int timeout);
@@ -189,9 +190,10 @@ private:
* @brief Set a new @a BusState and add a log message if necessary.
* @param state the new @a BusState.
* @param result the result code.
* @param firstRepetition true if the first repetition of a message part is being started.
* @return the result code.
*/
result_t setState(BusState state, result_t result);
result_t setState(BusState state, result_t result, bool firstRepetition=false);
/**
* @brief Called when a passive reception was successfully completed.