Diff: AsyncCommand.cpp

Revision:

29:b6af04b77a56

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/AsyncCommand.cpp	Mon Oct 27 13:42:26 2014 -0700
@@ -0,0 +1,116 @@
+/**
+ * ACKme WiConnect Host Library is licensed under the BSD licence: 
+ * 
+ * Copyright (c)2014 ACKme Networks.
+ * All rights reserved. 
+ * 
+ * Redistribution and use in source and binary forms, with or without modification, 
+ * are permitted provided that the following conditions are met: 
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice, 
+ * this list of conditions and the following disclaimer. 
+ * 2. Redistributions in binary form must reproduce the above copyright notice, 
+ * this list of conditions and the following disclaimer in the documentation 
+ * and/or other materials provided with the distribution. 
+ * 3. The name of the author may not be used to endorse or promote products 
+ * derived from this software without specific prior written permission. 
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS AND ANY EXPRESS OR IMPLIED 
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 
+ * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 
+ * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
+ * OF SUCH DAMAGE.
+ */
+
+#include "internal/CommandCommon.h"
+
+#ifdef WICONNECT_ASYNC_TIMER_ENABLED
+
+
+
+/*************************************************************************************************/
+WiconnectResult Wiconnect::enqueueCommand(QueuedCommand *command, const Callback &commandCompleteHandler)
+{
+    if(commandQueue.isFull())
+    {
+        return WICONNECT_OVERFLOW;
+    }
+    command->setCompletedCallback(commandCompleteHandler);
+    DEBUG_INFO("Queuing command: %s", command->getCommand());
+    commandQueue.push(command);
+    processNextQueuedCommand();
+    return WICONNECT_SUCCESS;
+}
+
+/*************************************************************************************************/
+void Wiconnect::processNextQueuedCommand()
+{
+    if(commandQueue.isEmpty())
+    {
+        return;
+    }
+    else if(commandExecuting)
+    {
+        return;
+    }
+
+    CommandContext *context = (CommandContext*)commandContext;
+    CommandHeader *header = (CommandHeader*)commandHeaderBuffer;
+
+    commandExecuting = true;
+    currentQueuedCommand = commandQueue.pop();
+
+    DEBUG_INFO("Processing next cmd in queue");
+
+    strcpy(commandFormatBuffer, currentQueuedCommand->command);
+
+    RESET_CMD_HEADER(header);
+
+    memset(context, 0, sizeof(CommandContext));
+    if(currentQueuedCommand->responseBufferLen > 0)
+    {
+        context->responseBuffer = currentQueuedCommand->responseBuffer;
+        context->responseBufferLen = currentQueuedCommand->responseBufferLen;
+    }
+    else
+    {
+        context->responseBuffer = internalBuffer;
+        context->responseBufferLen = internalBufferSize;
+    }
+
+    context->responseBufferPtr = context->responseBuffer;
+    context->commandLen = strlen(commandFormatBuffer);
+    context->commandPtr = commandFormatBuffer;
+    context->reader = currentQueuedCommand->reader;
+    context->user = currentQueuedCommand->userData;
+    context->timeoutMs = currentQueuedCommand->timeoutMs;
+    context->callback = currentQueuedCommand->completeCallback;
+    context->nonBlocking = true;
+
+    DEBUG_CMD_SEND(commandFormatBuffer);
+
+    commandExecuting = true;
+    timeoutTimer.reset();
+
+    commandProcessorTimer.start(this, &Wiconnect::commandProcessingTimerHandler, commandProcessingPeriod);
+}
+
+/*************************************************************************************************/
+void Wiconnect::setCommandProcessingPeriod(uint32_t periodMs)
+{
+    commandProcessingPeriod = periodMs;
+}
+
+/*************************************************************************************************/
+void Wiconnect::commandProcessingTimerHandler()
+{
+    checkCurrentCommand();
+}
+
+#endif
+