P2p API for WFD

Change-Id: I3914a515313654f7032d8bb102afebf0ed776783

6 files changed, 271 insertions, 7 deletions

diff --git a/wifi/java/android/net/wifi/WifiNative.java b/wifi/java/android/net/wifi/WifiNative.java
index b9feb34..805faa6 100644
--- a/wifi/java/android/net/wifi/WifiNative.java
+++ b/wifi/java/android/net/wifi/WifiNative.java
@@ -500,6 +500,14 @@ public class WifiNative {
         }
     }
 
+    public boolean setWfdEnable(boolean enable) {
+        return doBooleanCommand("SET wifi_display " + (enable ? "1" : "0"));
+    }
+
+    public boolean setWfdDeviceInfo(String hex) {
+        return doBooleanCommand("WFD_SUBELEM_SET 0 " + hex);
+    }
+
     /**
      * "sta" prioritizes STA connection over P2P and "p2p" prioritizes
      * P2P connection over STA
diff --git a/wifi/java/android/net/wifi/p2p/WifiP2pDevice.java b/wifi/java/android/net/wifi/p2p/WifiP2pDevice.java
index c86ec8b..117af82 100644
--- a/wifi/java/android/net/wifi/p2p/WifiP2pDevice.java
+++ b/wifi/java/android/net/wifi/p2p/WifiP2pDevice.java
@@ -107,12 +107,14 @@ public class WifiP2pDevice implements Parcelable {
     /** Device connection status */
     public int status = UNAVAILABLE;
 
-    /** Detailed device string pattern
+    /** @hide */
+    public WifiP2pWfdInfo wfdInfo;
+
+    /** Detailed device string pattern with WFD info
      * Example:
-     *  P2P-DEVICE-FOUND fa:7b:7a:42:02:13 p2p_dev_addr=fa:7b:7a:42:02:13
-     *  pri_dev_type=1-0050F204-1 name='p2p-TEST1' config_methods=0x188 dev_capab=0x27
-     *  group_capab=0x0
-     *
+     *  P2P-DEVICE-FOUND 00:18:6b:de:a3:6e p2p_dev_addr=00:18:6b:de:a3:6e
+     *  pri_dev_type=1-0050F204-1 name='DWD-300-DEA36E' config_methods=0x188
+     *  dev_capab=0x21 group_capab=0x9
      */
     private static final Pattern detailedDevicePattern = Pattern.compile(
         "((?:[0-9a-f]{2}:){5}[0-9a-f]{2}) " +
@@ -273,6 +275,7 @@ public class WifiP2pDevice implements Parcelable {
         sbuf.append("\n grpcapab: ").append(groupCapability);
         sbuf.append("\n devcapab: ").append(deviceCapability);
         sbuf.append("\n status: ").append(status);
+        sbuf.append("\n wfdInfo: ").append(wfdInfo);
         return sbuf.toString();
     }
 
@@ -292,6 +295,7 @@ public class WifiP2pDevice implements Parcelable {
             deviceCapability = source.deviceCapability;
             groupCapability = source.groupCapability;
             status = source.status;
+            wfdInfo = source.wfdInfo;
         }
     }
 
@@ -305,6 +309,12 @@ public class WifiP2pDevice implements Parcelable {
         dest.writeInt(deviceCapability);
         dest.writeInt(groupCapability);
         dest.writeInt(status);
+        if (wfdInfo != null) {
+            dest.writeInt(1);
+            wfdInfo.writeToParcel(dest, flags);
+        } else {
+            dest.writeInt(0);
+        }
     }
 
     /** Implement the Parcelable interface */
@@ -320,6 +330,9 @@ public class WifiP2pDevice implements Parcelable {
                 device.deviceCapability = in.readInt();
                 device.groupCapability = in.readInt();
                 device.status = in.readInt();
+                if (in.readInt() == 1) {
+                    device.wfdInfo = WifiP2pWfdInfo.CREATOR.createFromParcel(in);
+                }
                 return device;
             }
 
diff --git a/wifi/java/android/net/wifi/p2p/WifiP2pInfo.java b/wifi/java/android/net/wifi/p2p/WifiP2pInfo.java
index dce315a..8972b7e 100644
--- a/wifi/java/android/net/wifi/p2p/WifiP2pInfo.java
+++ b/wifi/java/android/net/wifi/p2p/WifiP2pInfo.java
@@ -44,8 +44,8 @@ public class WifiP2pInfo implements Parcelable {
     public String toString() {
         StringBuffer sbuf = new StringBuffer();
         sbuf.append("groupFormed: ").append(groupFormed)
-            .append("isGroupOwner: ").append(isGroupOwner)
-            .append("groupOwnerAddress: ").append(groupOwnerAddress);
+            .append(" isGroupOwner: ").append(isGroupOwner)
+            .append(" groupOwnerAddress: ").append(groupOwnerAddress);
         return sbuf.toString();
     }
 
diff --git a/wifi/java/android/net/wifi/p2p/WifiP2pManager.java b/wifi/java/android/net/wifi/p2p/WifiP2pManager.java
index 96d3a7f..6edc232 100644
--- a/wifi/java/android/net/wifi/p2p/WifiP2pManager.java
+++ b/wifi/java/android/net/wifi/p2p/WifiP2pManager.java
@@ -455,6 +455,13 @@ public class WifiP2pManager {
     /** @hide */
     public static final int RESPONSE_PERSISTENT_GROUP_INFO          = BASE + 63;
 
+    /** @hide */
+    public static final int SET_WFD_INFO                            = BASE + 64;
+    /** @hide */
+    public static final int SET_WFD_INFO_FAILED                     = BASE + 65;
+    /** @hide */
+    public static final int SET_WFD_INFO_SUCCEEDED                  = BASE + 66;
+
     /**
      * Create a new WifiP2pManager instance. Applications use
      * {@link android.content.Context#getSystemService Context.getSystemService()} to retrieve
@@ -742,6 +749,7 @@ public class WifiP2pManager {
                     case WifiP2pManager.CLEAR_SERVICE_REQUESTS_FAILED:
                     case WifiP2pManager.SET_DEVICE_NAME_FAILED:
                     case WifiP2pManager.DELETE_PERSISTENT_GROUP_FAILED:
+                    case WifiP2pManager.SET_WFD_INFO_FAILED:
                         if (listener != null) {
                             ((ActionListener) listener).onFailure(message.arg1);
                         }
@@ -762,6 +770,7 @@ public class WifiP2pManager {
                     case WifiP2pManager.CLEAR_SERVICE_REQUESTS_SUCCEEDED:
                     case WifiP2pManager.SET_DEVICE_NAME_SUCCEEDED:
                     case WifiP2pManager.DELETE_PERSISTENT_GROUP_SUCCEEDED:
+                    case WifiP2pManager.SET_WFD_INFO_SUCCEEDED:
                         if (listener != null) {
                             ((ActionListener) listener).onSuccess();
                         }
@@ -1297,6 +1306,13 @@ public class WifiP2pManager {
         c.mAsyncChannel.sendMessage(SET_DEVICE_NAME, 0, c.putListener(listener), d);
     }
 
+    /** @hide */
+    public void setWFDInfo(
+            Channel c, WifiP2pWfdInfo wfdInfo,
+            ActionListener listener) {
+        checkChannel(c);
+        c.mAsyncChannel.sendMessage(SET_WFD_INFO, 0, c.putListener(listener), wfdInfo);
+    }
 
     /**
      * Set dialog listener to over-ride system dialogs on p2p events. This function
diff --git a/wifi/java/android/net/wifi/p2p/WifiP2pService.java b/wifi/java/android/net/wifi/p2p/WifiP2pService.java
index c34d70e..acb7e52 100644
--- a/wifi/java/android/net/wifi/p2p/WifiP2pService.java
+++ b/wifi/java/android/net/wifi/p2p/WifiP2pService.java
@@ -496,6 +496,10 @@ public class WifiP2pService extends IWifiP2pManager.Stub {
                     replyToMessage(message, WifiP2pManager.DELETE_PERSISTENT_GROUP,
                             WifiP2pManager.BUSY);
                     break;
+                case WifiP2pManager.SET_WFD_INFO:
+                    replyToMessage(message, WifiP2pManager.SET_WFD_INFO_FAILED,
+                            WifiP2pManager.BUSY);
+                    break;
                 case WifiP2pManager.REQUEST_PEERS:
                     replyToMessage(message, WifiP2pManager.RESPONSE_PEERS, mPeers);
                     break;
@@ -629,6 +633,10 @@ public class WifiP2pService extends IWifiP2pManager.Stub {
                     replyToMessage(message, WifiP2pManager.DELETE_PERSISTENT_GROUP,
                             WifiP2pManager.P2P_UNSUPPORTED);
                     break;
+                case WifiP2pManager.SET_WFD_INFO:
+                    replyToMessage(message, WifiP2pManager.SET_WFD_INFO_FAILED,
+                            WifiP2pManager.P2P_UNSUPPORTED);
+                    break;
                default:
                     return NOT_HANDLED;
             }
@@ -741,6 +749,7 @@ public class WifiP2pService extends IWifiP2pManager.Stub {
                     transitionTo(mP2pDisablingState);
                     break;
                 case WifiP2pManager.SET_DEVICE_NAME:
+                {
                     WifiP2pDevice d = (WifiP2pDevice) message.obj;
                     if (d != null && setAndPersistDeviceName(d.deviceName)) {
                         if (DBG) logd("set device name " + d.deviceName);
@@ -750,6 +759,18 @@ public class WifiP2pService extends IWifiP2pManager.Stub {
                                 WifiP2pManager.ERROR);
                     }
                     break;
+                }
+                case WifiP2pManager.SET_WFD_INFO:
+                {
+                    WifiP2pWfdInfo d = (WifiP2pWfdInfo) message.obj;
+                    if (d != null && setWfdInfo(d)) {
+                        replyToMessage(message, WifiP2pManager.SET_WFD_INFO_SUCCEEDED);
+                    } else {
+                        replyToMessage(message, WifiP2pManager.SET_WFD_INFO_FAILED,
+                                WifiP2pManager.ERROR);
+                    }
+                    break;
+                }
                 case WifiP2pManager.DISCOVER_PEERS:
                     // do not send service discovery request while normal find operation.
                     clearSupplicantServiceRequest();
@@ -2018,6 +2039,27 @@ public class WifiP2pService extends IWifiP2pManager.Stub {
         return true;
     }
 
+    private boolean setWfdInfo(WifiP2pWfdInfo wfdInfo) {
+        boolean success;
+
+        if (!wfdInfo.isWfdEnabled()) {
+            success = mWifiNative.setWfdEnable(false);
+        } else {
+            success =
+                mWifiNative.setWfdEnable(true)
+                && mWifiNative.setWfdDeviceInfo(wfdInfo.getDeviceInfoHex());
+        }
+
+        if (!success) {
+            loge("Failed to set wfd properties");
+            return false;
+        }
+
+        mThisDevice.wfdInfo = wfdInfo;
+        sendThisDeviceChangedBroadcast();
+        return true;
+    }
+
     private void initializeP2pSettings() {
         mWifiNative.setPersistentReconnect(true);
         mThisDevice.deviceName = getPersistedDeviceName();
diff --git a/wifi/java/android/net/wifi/p2p/WifiP2pWfdInfo.java b/wifi/java/android/net/wifi/p2p/WifiP2pWfdInfo.java
new file mode 100644
index 0000000..9dd3e4a
--- /dev/null
+++ b/wifi/java/android/net/wifi/p2p/WifiP2pWfdInfo.java
@@ -0,0 +1,185 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.net.wifi.p2p;
+
+import android.os.Parcelable;
+import android.os.Parcel;
+
+/**
+ * A class representing Wifi Display information for a device
+ * @hide
+ */
+public class WifiP2pWfdInfo implements Parcelable {
+
+    private static final String TAG = "WifiP2pWfdInfo";
+
+    private boolean mWfdEnabled;
+
+    private int mDeviceInfo;
+
+    public static final int WFD_SOURCE              = 0;
+    public static final int PRIMARY_SINK            = 1;
+    public static final int SECONDARY_SINK          = 2;
+    public static final int SOURCE_OR_PRIMARY_SINK  = 3;
+
+    /* Device information bitmap */
+    /** One of {@link #WFD_SOURCE}, {@link #PRIMARY_SINK}, {@link #SECONDARY_SINK}
+     * or {@link #SOURCE_OR_PRIMARY_SINK}
+     */
+    private static final int DEVICE_TYPE                            = 0x3;
+    private static final int COUPLED_SINK_SUPPORT_AT_SOURCE         = 0x4;
+    private static final int COUPLED_SINK_SUPPORT_AT_SINK           = 0x8;
+    private static final int SESSION_AVAILABLE                      = 0x30;
+    private static final int SESSION_AVAILABLE_BIT1                 = 0x10;
+    private static final int SESSION_AVAILABLE_BIT2                 = 0x20;
+
+    private int mCtrlPort;
+
+    private int mMaxThroughput;
+
+    public WifiP2pWfdInfo() {
+    }
+
+    public boolean isWfdEnabled() {
+        return mWfdEnabled;
+    }
+
+    public void setWfdEnabled(boolean enabled) {
+        mWfdEnabled = enabled;
+    }
+
+    public int getDeviceType() {
+        return (mDeviceInfo & DEVICE_TYPE);
+    }
+
+    public boolean setDeviceType(int deviceType) {
+        if (deviceType >= WFD_SOURCE && deviceType <= SOURCE_OR_PRIMARY_SINK) {
+            mDeviceInfo |= deviceType;
+            return true;
+        }
+        return false;
+    }
+
+    public boolean isCoupledSinkSupportedAtSource() {
+        return (mDeviceInfo & COUPLED_SINK_SUPPORT_AT_SINK) != 0;
+    }
+
+    public void setCoupledSinkSupportAtSource(boolean enabled) {
+        if (enabled ) {
+            mDeviceInfo |= COUPLED_SINK_SUPPORT_AT_SINK;
+        } else {
+            mDeviceInfo &= ~COUPLED_SINK_SUPPORT_AT_SINK;
+        }
+    }
+
+    public boolean isCoupledSinkSupportedAtSink() {
+        return (mDeviceInfo & COUPLED_SINK_SUPPORT_AT_SINK) != 0;
+    }
+
+    public void setCoupledSinkSupportAtSink(boolean enabled) {
+        if (enabled ) {
+            mDeviceInfo |= COUPLED_SINK_SUPPORT_AT_SINK;
+        } else {
+            mDeviceInfo &= ~COUPLED_SINK_SUPPORT_AT_SINK;
+        }
+    }
+
+    public boolean isSessionAvailable() {
+        return (mDeviceInfo & SESSION_AVAILABLE) != 0;
+    }
+
+    public void setSessionAvailable(boolean enabled) {
+        if (enabled) {
+            mDeviceInfo |= SESSION_AVAILABLE_BIT1;
+            mDeviceInfo &= ~SESSION_AVAILABLE_BIT2;
+        } else {
+            mDeviceInfo &= ~SESSION_AVAILABLE;
+        }
+    }
+
+    public int getControlPort() {
+        return mCtrlPort;
+    }
+
+    public void setControlPort(int port) {
+        mCtrlPort = port;
+    }
+
+    public void setMaxThroughput(int maxThroughput) {
+        mMaxThroughput = maxThroughput;
+    }
+
+    public int getMaxThroughput() {
+        return mMaxThroughput;
+    }
+
+    public String getDeviceInfoHex() {
+        return String.format("%04x%04x%04x%04x", 6, mDeviceInfo, mCtrlPort, mMaxThroughput);
+    }
+
+    public String toString() {
+        StringBuffer sbuf = new StringBuffer();
+        sbuf.append("WFD enabled: ").append(mWfdEnabled);
+        sbuf.append("WFD DeviceInfo: ").append(mDeviceInfo);
+        sbuf.append("\n WFD CtrlPort: ").append(mCtrlPort);
+        sbuf.append("\n WFD MaxThroughput: ").append(mMaxThroughput);
+        return sbuf.toString();
+    }
+
+    /** Implement the Parcelable interface */
+    public int describeContents() {
+        return 0;
+    }
+
+    /** copy constructor */
+    public WifiP2pWfdInfo(WifiP2pWfdInfo source) {
+        if (source != null) {
+            mDeviceInfo = source.mDeviceInfo;
+            mCtrlPort = source.mCtrlPort;
+            mMaxThroughput = source.mMaxThroughput;
+        }
+    }
+
+    /** Implement the Parcelable interface */
+    public void writeToParcel(Parcel dest, int flags) {
+        dest.writeInt(mWfdEnabled ? 1 : 0);
+        dest.writeInt(mDeviceInfo);
+        dest.writeInt(mCtrlPort);
+        dest.writeInt(mMaxThroughput);
+    }
+
+    public void readFromParcel(Parcel in) {
+        mWfdEnabled = (in.readInt() == 1);
+        mDeviceInfo = in.readInt();
+        mCtrlPort = in.readInt();
+        mMaxThroughput = in.readInt();
+    }
+
+    /** Implement the Parcelable interface */
+    public static final Creator<WifiP2pWfdInfo> CREATOR =
+        new Creator<WifiP2pWfdInfo>() {
+            public WifiP2pWfdInfo createFromParcel(Parcel in) {
+                WifiP2pWfdInfo device = new WifiP2pWfdInfo();
+                device.readFromParcel(in);
+                return device;
+            }
+
+            public WifiP2pWfdInfo[] newArray(int size) {
+                return new WifiP2pWfdInfo[size];
+            }
+        };
+}