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Fix: Virtual console scrambled output when the output came from different contexts

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This commit is contained in:
Thomas Basler
2023-08-03 22:16:29 +02:00
parent 10ba10d792
commit 43cba67531
2 changed files with 18 additions and 18 deletions
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29
src/MessageOutput.cpp
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@@ -8,17 +8,6 @@
MessageOutputClass MessageOutput;
#define MSG_LOCK() \
do { \
} while (xSemaphoreTake(_lock, portMAX_DELAY) != pdPASS)
#define MSG_UNLOCK() xSemaphoreGive(_lock)
MessageOutputClass::MessageOutputClass()
{
_lock = xSemaphoreCreateMutex();
MSG_UNLOCK();
}
void MessageOutputClass::register_ws_output(AsyncWebSocket* output)
{
_ws = output;
@@ -27,10 +16,9 @@ void MessageOutputClass::register_ws_output(AsyncWebSocket* output)
size_t MessageOutputClass::write(uint8_t c)
{
if (_buff_pos < BUFFER_SIZE) {
MSG_LOCK();
std::lock_guard<std::mutex> lock(_msgLock);
_buffer[_buff_pos] = c;
_buff_pos++;
MSG_UNLOCK();
} else {
_forceSend = true;
}
@@ -38,11 +26,23 @@ size_t MessageOutputClass::write(uint8_t c)
return Serial.write(c);
}
size_t MessageOutputClass::write(const uint8_t* buffer, size_t size)
{
std::lock_guard<std::mutex> lock(_msgLock);
if (_buff_pos + size < BUFFER_SIZE) {
memcpy(&_buffer[_buff_pos], buffer, size);
_buff_pos += size;
}
_forceSend = true;
return Serial.write(buffer, size);
}
void MessageOutputClass::loop()
{
// Send data via websocket if either time is over or buffer is full
if (_forceSend || (millis() - _lastSend > 1000)) {
MSG_LOCK();
std::lock_guard<std::mutex> lock(_msgLock);
if (_ws && _buff_pos > 0) {
_ws->textAll(_buffer, _buff_pos);
_buff_pos = 0;
@@ -50,7 +50,6 @@ void MessageOutputClass::loop()
if (_forceSend) {
_buff_pos = 0;
}
MSG_UNLOCK();
_forceSend = false;
}
}