Ozone support for device special cases in keyboard event rewriting.

ui/events/ozone/evdev/event_converter_evdev.cc

Index: ui/events/ozone/evdev/event_converter_evdev.cc
diff --git a/ui/events/ozone/evdev/event_converter_evdev.cc b/ui/events/ozone/evdev/event_converter_evdev.cc
index fce8e9ca3753da617928c10c52c40e9b27532698..0957829f94f29e662123df656acebe2114b83e24 100644
--- a/ui/events/ozone/evdev/event_converter_evdev.cc
+++ b/ui/events/ozone/evdev/event_converter_evdev.cc
@@ -13,11 +13,34 @@
 
 namespace ui {
 
+namespace {
+  // USB vendor and product strings are pragmatically limited to 126
+  // characters each, so device names more than twice that should be
+  // unusual.
+  const size_t kMaximumDeviceNameLength = 256;
+}  // anonymous namespace
+
 EventConverterEvdev::EventConverterEvdev(int fd,
                                          const base::FilePath& path,
                                          int id,
                                          InputDeviceType type)
-    : fd_(fd), path_(path), id_(id), type_(type), ignore_events_(false) {
+    : fd_(fd),
+      path_(path),
+      input_device_(id, type, std::string()),
+      ignore_events_(false) {
+  char device_name[kMaximumDeviceNameLength];
+  if (ioctl(fd, EVIOCGNAME(kMaximumDeviceNameLength - 1), &device_name) < 0) {

[spang, 2015/04/08 22:54:30]

Can you move these to EventDeviceInfo? That's where we've been putting these
ioctls in there and it makes testing easier.

[kpschoedel, 2015/04/09 18:51:41]

Done.

+    PLOG(INFO) << "Can't read device name for " << id;
+  } else {
+    input_device_.name = device_name;
+  }
+  struct input_id evdev_id;
+  if (ioctl(fd, EVIOCGID, &evdev_id) < 0) {
+    PLOG(INFO) << "Can't read device identification for " << id;
+  } else {
+    input_device_.vendor_id = evdev_id.vendor;
+    input_device_.product_id = evdev_id.product;
+  }
 }
 
 EventConverterEvdev::~EventConverterEvdev() {