Samples update for public Windows 10 release

Fix #2 Enabling WPP Recorder in Sensors Samples causes errors
Fix #4 Add back fixed KMDOD sample
Add new BarcodeScanner sample in pos folder
Add new MagneticStripeReader sample in pos folder
Add new SynpaticsTouch sample in input folder
Add new Power Engine Plugin sample in pofx folder
Add new DeviceMft sample in avstream folder
Add new AvsCamera sample in root
Add new SimBatt sample in root
Add other pre-existing samples not yet released for Win10

1 files changed, 37 insertions, 0 deletions

diff --git a/pos/drivers/MagneticStripeReader/File.cpp b/pos/drivers/MagneticStripeReader/File.cpp
new file mode 100644
index 00000000..d9cf815d
--- /dev/null
+++ b/pos/drivers/MagneticStripeReader/File.cpp
@@ -0,0 +1,37 @@
+#include <pch.h>
+
+/*
+** Driver TODO:
+**
+** WDF calls this callback when a file handle is opened to the driver.  Your implementation may require additional setup (such as creating a
+** file-handle-based context structure).  PosCxOpen must be called during this callback.
+*/
+VOID EvtDeviceFileCreate(_In_ WDFDEVICE Device, _In_ WDFREQUEST Request, _In_ WDFFILEOBJECT FileObject)
+{
+    NTSTATUS status = PosCxOpen(Device, FileObject, MSR_INTERFACE_TAG);
+
+    if (!NT_SUCCESS(status))
+    {
+        // This should only fail in rare cases, but the failure will prevent all PosCx functions from performing correctly
+    }
+
+    WdfRequestComplete(Request, status);
+}
+
+/*
+** Driver TODO:
+**
+** WDF calls this callback when a file handle to the driver is closed.  Your implementation may require additional cleanup, but 
+** PosCxClose must be called during this callback.
+*/
+VOID EvtFileClose(_In_ WDFFILEOBJECT FileObject)
+{
+    WDFDEVICE device = WdfFileObjectGetDevice(FileObject);
+    
+    NTSTATUS status = PosCxClose(device, FileObject);
+
+    if (!NT_SUCCESS(status))
+    {
+        // This will only fail if PosCxInit wasn't called successfully in EvtDriverDeviceAdd, or if PosCxOpen failed in EvtDeviceFileCreate
+    }
+}
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