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Pebble: experiment with launching watchapps from Gadgetbridge

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This commit is contained in:
Andreas Shimokawa 2015-05-12 11:06:22 +02:00
parent 68383b6c05
commit 7540a3955b
1 changed files with 28 additions and 20 deletions
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48
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/pebble/PebbleProtocol.java
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@ -2,16 +2,16 @@ package nodomain.freeyourgadget.gadgetbridge.pebble;
import android.util.Pair; import android.util.Pair;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.SimpleTimeZone;
import java.util.TimeZone;
import org.slf4j.Logger; import org.slf4j.Logger;
import org.slf4j.LoggerFactory; import org.slf4j.LoggerFactory;
import nodomain.freeyourgadget.gadgetbridge.GB; import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.util.ArrayList;
import java.util.SimpleTimeZone;
import java.util.TimeZone;
import java.util.UUID;
import nodomain.freeyourgadget.gadgetbridge.GBCommand; import nodomain.freeyourgadget.gadgetbridge.GBCommand;
import nodomain.freeyourgadget.gadgetbridge.GBDeviceApp; import nodomain.freeyourgadget.gadgetbridge.GBDeviceApp;
import nodomain.freeyourgadget.gadgetbridge.protocol.GBDeviceCommand; import nodomain.freeyourgadget.gadgetbridge.protocol.GBDeviceCommand;
@ -155,7 +155,7 @@ public class PebbleProtocol extends GBDeviceProtocol {
private static final String[] hwRevisions = {"unknown", "ev1", "ev2", "ev2_3", "ev2_4", "v1_5", "v2_0"}; private static final String[] hwRevisions = {"unknown", "ev1", "ev2", "ev2_3", "ev2_4", "v1_5", "v2_0"};
// FIXME: this does not belong here // FIXME: this does not belong here
static final byte[] WeatherNeatUUID = {0x36, (byte) 0x84, 0x00, 0x3B, (byte) 0xA6, (byte) 0x85, 0x45, (byte) 0xF9, (byte) 0xA7, 0x13, (byte) 0xAB, (byte) 0xC6, 0x36, 0x4B, (byte) 0xA0, 0x51}; static final UUID WeatherNeatUUID = UUID.fromString("3684003b-a685-45f9-a713-abc6364ba051");
static byte last_id = -1; static byte last_id = -1;
private static byte[] encodeMessage(short endpoint, byte type, int cookie, String[] parts) { private static byte[] encodeMessage(short endpoint, byte type, int cookie, String[] parts) {
@ -440,8 +440,7 @@ public class PebbleProtocol extends GBDeviceProtocol {
return buf.array(); return buf.array();
} }
public byte[] encodeApplicationMessageTest() { private byte[] encodeApplicationMessageTest() {
// encode push message for WeatherNeat // encode push message for WeatherNeat
ArrayList<Pair<Integer, Object>> pairs = new ArrayList<>(); ArrayList<Pair<Integer, Object>> pairs = new ArrayList<>();
pairs.add(new Pair<>(1, (Object) "Berlin")); // city pairs.add(new Pair<>(1, (Object) "Berlin")); // city
@ -457,8 +456,9 @@ public class PebbleProtocol extends GBDeviceProtocol {
buf.putShort((short) 18); buf.putShort((short) 18);
buf.putShort(ENDPOINT_APPLICATIONMESSAGE); buf.putShort(ENDPOINT_APPLICATIONMESSAGE);
buf.put(APPLICATIONMESSAGE_ACK); buf.put(APPLICATIONMESSAGE_ACK);
buf.put(--last_id); buf.put((byte) (last_id - 1));
buf.put(WeatherNeatUUID); buf.putLong(WeatherNeatUUID.getMostSignificantBits());
buf.putLong(WeatherNeatUUID.getLeastSignificantBits());
buf.put(testMessage); buf.put(testMessage);
@ -466,8 +466,8 @@ public class PebbleProtocol extends GBDeviceProtocol {
} }
public byte[] encodeApplicationMessagePush(short endpoint, byte[] uuid, ArrayList<Pair<Integer, Object>> pairs) { public byte[] encodeApplicationMessagePush(short endpoint, UUID uuid, ArrayList<Pair<Integer, Object>> pairs) {
int length = uuid.length + 3; // PUSH + id + length of dict int length = 16 + 3; // UUID + (PUSH + id + length of dict)
for (Pair<Integer, Object> pair : pairs) { for (Pair<Integer, Object> pair : pairs) {
length += 7; // key + type + length length += 7; // key + type + length
if (pair.second instanceof Integer) { if (pair.second instanceof Integer) {
@ -482,7 +482,8 @@ public class PebbleProtocol extends GBDeviceProtocol {
buf.putShort(endpoint); // 48 or 49 buf.putShort(endpoint); // 48 or 49
buf.put(APPLICATIONMESSAGE_PUSH); buf.put(APPLICATIONMESSAGE_PUSH);
buf.put(++last_id); buf.put(++last_id);
buf.put(uuid); buf.putLong(uuid.getMostSignificantBits());
buf.putLong(uuid.getLeastSignificantBits());
buf.put((byte) pairs.size()); buf.put((byte) pairs.size());
buf.order(ByteOrder.LITTLE_ENDIAN); // Um, yes, really buf.order(ByteOrder.LITTLE_ENDIAN); // Um, yes, really
@ -503,6 +504,12 @@ public class PebbleProtocol extends GBDeviceProtocol {
return buf.array(); return buf.array();
} }
public byte[] encodeAppStart(UUID uuid) {
ArrayList<Pair<Integer, Object>> pairs = new ArrayList<>();
pairs.add(new Pair<>(1, (Object) 1)); // launch
return encodeApplicationMessagePush(ENDPOINT_LAUNCHER, uuid, pairs);
}
@Override @Override
public GBDeviceCommand decodeResponse(byte[] responseData) { public GBDeviceCommand decodeResponse(byte[] responseData) {
ByteBuffer buf = ByteBuffer.wrap(responseData); ByteBuffer buf = ByteBuffer.wrap(responseData);
@ -643,15 +650,16 @@ public class PebbleProtocol extends GBDeviceProtocol {
cmd = installRes; cmd = installRes;
break; break;
case ENDPOINT_APPLICATIONMESSAGE: case ENDPOINT_APPLICATIONMESSAGE:
byte[] uuid = new byte[16];
last_id = buf.get(); last_id = buf.get();
buf.get(uuid); long uuid_high = buf.getLong();
long uuid_low = buf.getLong();
byte dictSize = buf.get(); byte dictSize = buf.get();
switch (pebbleCmd) { switch (pebbleCmd) {
case APPLICATIONMESSAGE_PUSH: case APPLICATIONMESSAGE_PUSH:
LOG.info("got APPLICATIONMESSAGE PUSH from UUID " + GB.hexdump(uuid, 0, 16) + " , dict size " + dictSize); UUID uuid = new UUID(uuid_high, uuid_low);
if (Arrays.equals(uuid, WeatherNeatUUID)) { Log.info(TAG, "got APPLICATIONMESSAGE PUSH from UUID " + uuid + " , dict size " + dictSize);
LOG.info("We know you, you are WeatherNeat"); if (WeatherNeatUUID.equals(uuid)) {
Log.info(TAG, "We know you, you are WeatherNeat");
GBDeviceCommandSendBytes sendBytes = new GBDeviceCommandSendBytes(); GBDeviceCommandSendBytes sendBytes = new GBDeviceCommandSendBytes();
sendBytes.encodedBytes = encodeApplicationMessageTest(); sendBytes.encodedBytes = encodeApplicationMessageTest();
cmd = sendBytes; cmd = sendBytes;