Diff: Scan.cpp

Revision:

0:ea8459db49ef

Child:

3:48f7780963e2

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Scan.cpp	Tue Nov 01 09:04:12 2011 +0000
@@ -0,0 +1,136 @@
+/*
+Copyright (c) 2011, Senio Networks, Inc.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+#include "XBee.h"
+#include "macros.h"
+
+bool XBee::scan(ValueType type, char *value, int maxlength, int *length) {
+    if (received != out || (in == out && free != 0))
+        return false;
+
+    return scan(out, type, value, maxlength, length);
+}
+
+bool XBee::scan(int index, ValueType type, char *value, int maxlength, int *length) {
+    int from = 0;
+    int len = 1;
+    FrameType frameType = getFrameType(buf[INDEX(index + 2)]);
+
+    if (frameType == (FrameType) None)
+        return false;
+
+    switch (type) {
+        case FrameID:
+            from = 1;
+            break;
+        case ATCommand:
+            switch (frameType) {
+                case ATCommandResponse:
+                    from = 2;
+                    break;
+                case RemoteCommandResponse:
+                    from = 12;
+                    break;
+            }
+            len = 2;
+            break;
+        case Status:
+            switch (frameType) {
+                case ATCommandResponse:
+                    from = 4;
+                    break;
+                case ModemStatus:
+                    from = 1;
+                    break;
+                case RemoteCommandResponse:
+                    from = 14;
+                    break;
+            }
+            break;
+        case CommandData:
+            switch (frameType) {
+                case ATCommandResponse:
+                    from = 5;
+                    len = SIZE(buf, index) - 5;
+                    break;
+                case RemoteCommandResponse:
+                    from = 15;
+                    len = SIZE(buf, index) - 15;
+                    break;
+            }
+            break;
+        case Address16:
+            switch (frameType) {
+                case ZigBeeTransmitStatus:
+                    from = 4;
+                    break;
+                case ZigBeeReceivePacket:
+                case ZigBeeIODataSampleRxIndicator:
+                    from = 9;
+                    break;
+                case RemoteCommandResponse:
+                    from = 10;
+                    break;
+            }
+            len = 2;
+            break;
+        case Address64:
+            switch (frameType) {
+                case ZigBeeReceivePacket:
+                case ZigBeeIODataSampleRxIndicator:
+                    from = 1;
+                    break;
+                case RemoteCommandResponse:
+                    from = 2;
+                    break;
+            }
+            len = 8;
+            break;
+        case RetryCount:
+            from = 4;
+            break;
+        case DeliveryStatus:
+            from = 5;
+            break;
+        case DiscoveryStatus:
+            from = 6;
+            break;
+        case ReceiveOptions:
+            from = 11;
+            break;
+        case ReceivedData:
+            from = 12;
+            len = SIZE(buf, index) - 12;
+            break;
+        case RawData:
+            from = 1;
+            len = SIZE(buf, index) - 1;
+            break;
+    }
+
+    if (from > 0) {
+        copy(value, INDEX(index + 2 + from), min(len, maxlength));
+        if (length) *length = len;
+        return true;
+    } else
+        return false;
+}
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