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-rw-r--r--device/bluetooth/bluetooth_device_experimental_chromeos.cc152
1 files changed, 152 insertions, 0 deletions
diff --git a/device/bluetooth/bluetooth_device_experimental_chromeos.cc b/device/bluetooth/bluetooth_device_experimental_chromeos.cc
index 09c1ddf..3e11439 100644
--- a/device/bluetooth/bluetooth_device_experimental_chromeos.cc
+++ b/device/bluetooth/bluetooth_device_experimental_chromeos.cc
@@ -5,6 +5,9 @@
#include "device/bluetooth/bluetooth_device_experimental_chromeos.h"
#include "base/bind.h"
+#include "base/metrics/histogram.h"
+#include "base/string_util.h"
+#include "base/strings/string_number_conversions.h"
#include "chromeos/dbus/dbus_thread_manager.h"
#include "chromeos/dbus/experimental_bluetooth_adapter_client.h"
#include "chromeos/dbus/experimental_bluetooth_agent_manager_client.h"
@@ -25,6 +28,67 @@ namespace {
// (which we fail in OnRegisterAgentError with ERROR_INPROGRESS).
const char kAgentPath[] = "/org/chromium/bluetooth_agent";
+// Histogram enumerations for pairing methods.
+enum UMAPairingMethod {
+ UMA_PAIRING_METHOD_NONE,
+ UMA_PAIRING_METHOD_REQUEST_PINCODE,
+ UMA_PAIRING_METHOD_REQUEST_PASSKEY,
+ UMA_PAIRING_METHOD_DISPLAY_PINCODE,
+ UMA_PAIRING_METHOD_DISPLAY_PASSKEY,
+ UMA_PAIRING_METHOD_CONFIRM_PASSKEY,
+ // NOTE: Add new pairing methods immediately above this line. Make sure to
+ // update the enum list in tools/histogram/histograms.xml accordinly.
+ UMA_PAIRING_METHOD_COUNT
+};
+
+// Histogram enumerations for pairing results.
+enum UMAPairingResult {
+ UMA_PAIRING_RESULT_SUCCESS,
+ UMA_PAIRING_RESULT_INPROGRESS,
+ UMA_PAIRING_RESULT_FAILED,
+ UMA_PAIRING_RESULT_AUTH_FAILED,
+ UMA_PAIRING_RESULT_AUTH_CANCELED,
+ UMA_PAIRING_RESULT_AUTH_REJECTED,
+ UMA_PAIRING_RESULT_AUTH_TIMEOUT,
+ UMA_PAIRING_RESULT_UNSUPPORTED_DEVICE,
+ UMA_PAIRING_RESULT_UNKNOWN_ERROR,
+ // NOTE: Add new pairing results immediately above this line. Make sure to
+ // update the enum list in tools/histogram/histograms.xml accordinly.
+ UMA_PAIRING_RESULT_COUNT
+};
+
+void ParseModalias(const dbus::ObjectPath& object_path,
+ uint16 *vendor_id,
+ uint16 *product_id,
+ uint16 *device_id) {
+ chromeos::ExperimentalBluetoothDeviceClient::Properties* properties =
+ chromeos::DBusThreadManager::Get()->
+ GetExperimentalBluetoothDeviceClient()->GetProperties(object_path);
+ DCHECK(properties);
+
+ std::string modalias = properties->modalias.value();
+ if (StartsWithASCII(modalias, "usb:", false) && modalias.length() == 19) {
+ // usb:vXXXXpXXXXdXXXX
+ if (modalias[4] == 'v' && vendor_id != NULL) {
+ uint64 component = 0;
+ base::HexStringToUInt64(modalias.substr(5, 4), &component);
+ *vendor_id = component;
+ }
+
+ if (modalias[9] == 'p' && product_id != NULL) {
+ uint64 component = 0;
+ base::HexStringToUInt64(modalias.substr(10, 4), &component);
+ *product_id = component;
+ }
+
+ if (modalias[14] == 'd' && device_id != NULL) {
+ uint64 component = 0;
+ base::HexStringToUInt64(modalias.substr(15, 4), &component);
+ *device_id = component;
+ }
+ }
+}
+
} // namespace
namespace chromeos {
@@ -36,6 +100,7 @@ BluetoothDeviceExperimentalChromeOS::BluetoothDeviceExperimentalChromeOS(
object_path_(object_path),
num_connecting_calls_(0),
pairing_delegate_(NULL),
+ pairing_delegate_used_(false),
weak_ptr_factory_(this) {
}
@@ -69,6 +134,24 @@ std::string BluetoothDeviceExperimentalChromeOS::GetAddress() const {
return properties->address.value();
}
+uint16 BluetoothDeviceExperimentalChromeOS::GetVendorID() const {
+ uint16 vendor_id = 0;
+ ParseModalias(object_path_, &vendor_id, NULL, NULL);
+ return vendor_id;
+}
+
+uint16 BluetoothDeviceExperimentalChromeOS::GetProductID() const {
+ uint16 product_id = 0;
+ ParseModalias(object_path_, NULL, &product_id, NULL);
+ return product_id;
+}
+
+uint16 BluetoothDeviceExperimentalChromeOS::GetDeviceID() const {
+ uint16 device_id = 0;
+ ParseModalias(object_path_, NULL, NULL, &device_id);
+ return device_id;
+}
+
bool BluetoothDeviceExperimentalChromeOS::IsPaired() const {
ExperimentalBluetoothDeviceClient::Properties* properties =
DBusThreadManager::Get()->GetExperimentalBluetoothDeviceClient()->
@@ -161,6 +244,7 @@ void BluetoothDeviceExperimentalChromeOS::Connect(
DCHECK(agent_.get() == NULL);
pairing_delegate_ = pairing_delegate;
+ pairing_delegate_used_ = false;
// The agent path is relatively meaningless since BlueZ only supports
// one per application at a time.
@@ -310,6 +394,10 @@ void BluetoothDeviceExperimentalChromeOS::RequestPinCode(
DCHECK(device_path == object_path_);
VLOG(1) << object_path_.value() << ": RequestPinCode";
+ UMA_HISTOGRAM_ENUMERATION("Bluetooth.PairingMethod",
+ UMA_PAIRING_METHOD_REQUEST_PINCODE,
+ UMA_PAIRING_METHOD_COUNT);
+
DCHECK(pairing_delegate_);
DCHECK(pincode_callback_.is_null());
pincode_callback_ = callback;
@@ -323,6 +411,10 @@ void BluetoothDeviceExperimentalChromeOS::DisplayPinCode(
DCHECK(device_path == object_path_);
VLOG(1) << object_path_.value() << ": DisplayPinCode: " << pincode;
+ UMA_HISTOGRAM_ENUMERATION("Bluetooth.PairingMethod",
+ UMA_PAIRING_METHOD_DISPLAY_PINCODE,
+ UMA_PAIRING_METHOD_COUNT);
+
DCHECK(pairing_delegate_);
pairing_delegate_->DisplayPinCode(this, pincode);
}
@@ -334,6 +426,10 @@ void BluetoothDeviceExperimentalChromeOS::RequestPasskey(
DCHECK(device_path == object_path_);
VLOG(1) << object_path_.value() << ": RequestPasskey";
+ UMA_HISTOGRAM_ENUMERATION("Bluetooth.PairingMethod",
+ UMA_PAIRING_METHOD_REQUEST_PASSKEY,
+ UMA_PAIRING_METHOD_COUNT);
+
DCHECK(pairing_delegate_);
DCHECK(passkey_callback_.is_null());
passkey_callback_ = callback;
@@ -349,6 +445,11 @@ void BluetoothDeviceExperimentalChromeOS::DisplayPasskey(
VLOG(1) << object_path_.value() << ": DisplayPasskey: " << passkey
<< " (" << entered << " entered)";
+ if (entered == 0)
+ UMA_HISTOGRAM_ENUMERATION("Bluetooth.PairingMethod",
+ UMA_PAIRING_METHOD_DISPLAY_PASSKEY,
+ UMA_PAIRING_METHOD_COUNT);
+
DCHECK(pairing_delegate_);
if (entered == 0)
pairing_delegate_->DisplayPasskey(this, passkey);
@@ -363,6 +464,10 @@ void BluetoothDeviceExperimentalChromeOS::RequestConfirmation(
DCHECK(device_path == object_path_);
VLOG(1) << object_path_.value() << ": RequestConfirmation: " << passkey;
+ UMA_HISTOGRAM_ENUMERATION("Bluetooth.PairingMethod",
+ UMA_PAIRING_METHOD_CONFIRM_PASSKEY,
+ UMA_PAIRING_METHOD_COUNT);
+
DCHECK(pairing_delegate_);
DCHECK(confirmation_callback_.is_null());
confirmation_callback_ = callback;
@@ -446,6 +551,7 @@ void BluetoothDeviceExperimentalChromeOS::OnConnectError(
error_code = ERROR_UNSUPPORTED_DEVICE;
}
+ RecordPairingResult(false, error_code);
error_callback.Run(error_code);
}
@@ -486,6 +592,7 @@ void BluetoothDeviceExperimentalChromeOS::OnRegisterAgentError(
if (error_name == bluetooth_adapter::kErrorAlreadyExists)
error_code = ERROR_INPROGRESS;
+ RecordPairingResult(false, error_code);
error_callback.Run(error_code);
}
@@ -493,6 +600,11 @@ void BluetoothDeviceExperimentalChromeOS::OnPair(
const base::Closure& callback,
const ConnectErrorCallback& error_callback) {
VLOG(1) << object_path_.value() << ": Paired";
+
+ if (!pairing_delegate_used_)
+ UMA_HISTOGRAM_ENUMERATION("Bluetooth.PairingMethod",
+ UMA_PAIRING_METHOD_NONE,
+ UMA_PAIRING_METHOD_COUNT);
UnregisterAgent();
SetTrusted();
ConnectInternal(callback, error_callback);
@@ -527,6 +639,7 @@ void BluetoothDeviceExperimentalChromeOS::OnPairError(
error_code = ERROR_AUTH_TIMEOUT;
}
+ RecordPairingResult(false, error_code);
error_callback.Run(error_code);
}
@@ -636,4 +749,43 @@ bool BluetoothDeviceExperimentalChromeOS::RunPairingCallbacks(Status status) {
return callback_run;
}
+void BluetoothDeviceExperimentalChromeOS::RecordPairingResult(
+ bool success,
+ ConnectErrorCode error_code) {
+ UMAPairingResult pairing_result;
+ if (success) {
+ pairing_result = UMA_PAIRING_RESULT_SUCCESS;
+ } else {
+ switch (error_code) {
+ case ERROR_INPROGRESS:
+ pairing_result = UMA_PAIRING_RESULT_INPROGRESS;
+ break;
+ case ERROR_FAILED:
+ pairing_result = UMA_PAIRING_RESULT_FAILED;
+ break;
+ case ERROR_AUTH_FAILED:
+ pairing_result = UMA_PAIRING_RESULT_AUTH_FAILED;
+ break;
+ case ERROR_AUTH_CANCELED:
+ pairing_result = UMA_PAIRING_RESULT_AUTH_CANCELED;
+ break;
+ case ERROR_AUTH_REJECTED:
+ pairing_result = UMA_PAIRING_RESULT_AUTH_REJECTED;
+ break;
+ case ERROR_AUTH_TIMEOUT:
+ pairing_result = UMA_PAIRING_RESULT_AUTH_TIMEOUT;
+ break;
+ case ERROR_UNSUPPORTED_DEVICE:
+ pairing_result = UMA_PAIRING_RESULT_UNSUPPORTED_DEVICE;
+ break;
+ default:
+ pairing_result = UMA_PAIRING_RESULT_UNKNOWN_ERROR;
+ }
+ }
+
+ UMA_HISTOGRAM_ENUMERATION("Bluetooth.PairingResult",
+ pairing_result,
+ UMA_PAIRING_RESULT_COUNT);
+}
+
} // namespace chromeos
generated by cgit v1.1 at 2025-02-16 06:00:23 +0000