David Khosravi / Mbed 2 deprecated MTi-1_example_LPC1768

Add LPC1768

Dependencies:   mbed-rtos mbed Xbus

Fork of MTi-1_example by Xsens

Files at this revision

API Documentation at this revision

Revision 23:8171449f0dc3, committed 2015-05-20

Comitter:
Alex Young
Date:
Wed May 20 12:39:11 2015 +0200
Parent:
22:3eab999c5076
Child:
24:2cc49dc854e3
Commit message:
Factor out specific message parsing functions.

Changed in this revision

xbus/xbusparser.c Show annotated file Show diff for this revision Revisions of this file 
--- a/xbus/xbusparser.c	Tue May 19 16:59:53 2015 +0200
+++ b/xbus/xbusparser.c	Wed May 20 12:39:11 2015 +0200
@@ -91,47 +91,54 @@
 	}
 }
 
+static void parseDeviceId(struct XbusParser* parser)
+{
+	uint32_t* deviceId = parser->callbacks.allocateBuffer(sizeof(uint32_t));
+	if (deviceId)
+	{
+		XbusUtility_readU32(deviceId, parser->rxBuffer);
+		parser->currentMessage.data = deviceId;
+		parser->currentMessage.length = 1;
+	}
+	else
+	{
+		parser->currentMessage.data = NULL;
+	}
+}
+
+static void parseOutputConfig(struct XbusParser* parser)
+{
+	uint8_t fields = parser->currentMessage.length / 4;
+	struct OutputConfiguration* conf = parser->callbacks.allocateBuffer(fields * sizeof(struct OutputConfiguration));
+	uint8_t const* dptr = parser->rxBuffer;
+	if (conf)
+	{
+		parser->currentMessage.data = conf;
+		parser->currentMessage.length = fields;
+
+		for (int i = 0; i < fields; ++i)
+		{
+			dptr = XbusUtility_readU16((uint16_t*)&conf->dtype, dptr);
+			dptr = XbusUtility_readU16(&conf->freq, dptr);
+			++conf;
+		}
+	}
+	else
+	{
+		parser->currentMessage.data = NULL;
+	}
+}
+
 static void parseMessagePayload(struct XbusParser* parser)
 {
 	switch (parser->currentMessage.mid)
 	{
 		case XMID_DeviceId:
-			{
-				uint32_t* deviceId = parser->callbacks.allocateBuffer(sizeof(uint32_t));
-				if (deviceId)
-				{
-					XbusUtility_readU32(deviceId, parser->rxBuffer);
-					parser->currentMessage.data = deviceId;
-				}
-				else
-				{
-					parser->currentMessage.data = NULL;
-				}
-			}
+			parseDeviceId(parser);
 			break;
 
 		case XMID_OutputConfig:
-			{
-				uint8_t fields = parser->currentMessage.length / 4;
-				struct OutputConfiguration* conf = parser->callbacks.allocateBuffer(fields * sizeof(struct OutputConfiguration));
-				uint8_t const* dptr = parser->rxBuffer;
-				if (conf)
-				{
-					parser->currentMessage.data = conf;
-					parser->currentMessage.length = fields;
-
-					for (int i = 0; i < fields; ++i)
-					{
-						dptr = XbusUtility_readU16((uint16_t*)&conf->dtype, dptr);
-						dptr = XbusUtility_readU16(&conf->freq, dptr);
-						++conf;
-					}
-				}
-				else
-				{
-					parser->currentMessage.data = NULL;
-				}
-			}
+			parseOutputConfig(parser);
 			break;
 
 		default: