Index: chrome/browser/chromeos/printing/usb_util.h |
diff --git a/chrome/browser/chromeos/printing/usb_util.h b/chrome/browser/chromeos/printing/usb_util.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..c68221b889c428d622a065e8b6970b644fae4f51 |
--- /dev/null |
+++ b/chrome/browser/chromeos/printing/usb_util.h |
@@ -0,0 +1,42 @@ |
+// Copyright 2017 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+// Utility routines for working with UsbDevices that are printers. |
+ |
+#ifndef CHROME_BROWSER_CHROMEOS_PRINTING_USB_UTIL_H__ |
+#define CHROME_BROWSER_CHROMEOS_PRINTING_USB_UTIL_H__ |
stevenjb
2017/03/17 17:34:11
nit: Even though this is in chromeos/printing, it
Carlson
2017/03/17 18:47:34
Done.
|
+ |
+#include <memory> |
+#include <string> |
+ |
+#include "base/memory/ref_counted.h" |
+ |
+namespace device { |
+class UsbDevice; |
+} |
+ |
+namespace chromeos { |
+ |
+class Printer; |
+ |
+bool UsbDeviceIsPrinter(scoped_refptr<device::UsbDevice> usb_device); |
+ |
+// Convert the interesting details of a device to a string, for |
+// logging/debugging. |
+std::string UsbPrinterDeviceDetailsAsString(const device::UsbDevice& device); |
+ |
+// Attempt to gather all the information we need to work with this printer by |
+// querying the USB device. This should only be called using devices we believe |
+// are printers, not arbitrary USB devices, as we may get weird partial results |
+// from arbitrary devices. |
+// |
+// Returns nullptr and logs an error on failure. |
+std::unique_ptr<Printer> UsbDeviceToPrinter(const device::UsbDevice& device); |
+ |
+// Gets the URI CUPS would use to refer to this USB device. Assumes device |
+// is a printer. |
+std::string UsbPrinterUri(const device::UsbDevice& device); |
+ |
+} // namespace chromeos |
+#endif // CHROME_BROWSER_CHROMEOS_PRINTING_USB_UTIL_H__ |