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Code Releases Wiki Activity

Fossil HR: new alarm file format

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This commit is contained in:
Daniel Dakhno 2020-04-23 04:08:03 +02:00
parent 18eec6b863
commit e41cd06537
2 changed files with 66 additions and 10 deletions
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60
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/qhybrid/requests/fossil/alarm/AlarmsSetRequest.java
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@ -17,18 +17,70 @@
package nodomain.freeyourgadget.gadgetbridge.service.devices.qhybrid.requests.fossil.alarm;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
import nodomain.freeyourgadget.gadgetbridge.service.devices.qhybrid.adapter.fossil.FossilWatchAdapter;
import nodomain.freeyourgadget.gadgetbridge.service.devices.qhybrid.requests.fossil.file.FilePutRequest;
import nodomain.freeyourgadget.gadgetbridge.util.Version;
public class AlarmsSetRequest extends FilePutRequest {
public AlarmsSetRequest(Alarm[] alarms, FossilWatchAdapter adapter) {
super((short) 0x0A00, createFileFromAlarms(alarms), adapter);
super((short) 0x0A00, createFileFromAlarms(alarms, isNewFormat(adapter)), isNewFormat(adapter) ? (short) 3 : (short) 2, adapter); // TODO version 3
}
static byte[] createFileFromAlarms(Alarm[] alarms){
ByteBuffer buffer = ByteBuffer.allocate(alarms.length * 3);
for(Alarm alarm : alarms) buffer.put(alarm.getData());
static private boolean isNewFormat(FossilWatchAdapter adapter) {
GBDevice device = adapter.getDeviceSupport().getDevice();
String firmware = device.getFirmwareVersion();
Version newFormatVersion = new Version("1.0.2.17");
Pattern versionPattern = Pattern.compile("([0-9]+)\\.([0-9]+)\\.([0-9]+)\\.([0-9]+)");
Matcher matcher = versionPattern.matcher(firmware);
matcher.find();
String thisVersion = matcher.group(0);
int result = newFormatVersion.compareTo(new Version(thisVersion));
return result != 1;
}
static public byte[] createFileFromAlarms(Alarm[] alarms, boolean newFormat) {
ByteBuffer buffer;
if (!newFormat) {
buffer = ByteBuffer.allocate(alarms.length * 3);
for (Alarm alarm : alarms) buffer.put(alarm.getData());
} else {
String label = "Brr Brr";
String message = "I am an alarm";
label = label.substring(0, Math.min(label.length(), 15));
message = message.substring(0, Math.min(message.length(), 50));
int SIZE_ALARM = 17 + label.length() + message.length();
int sizeAll = alarms.length * SIZE_ALARM;
buffer = ByteBuffer.allocate(sizeAll); // 4 for overall length
buffer.order(ByteOrder.LITTLE_ENDIAN);
for (Alarm alarm : alarms) {
buffer.put((byte) 0x00); // dunno why
buffer.putShort((short) (SIZE_ALARM - 3)); // alarm size, 0 above does not count
buffer.put((byte) 0x00); // prolly entry id time data
buffer.putShort((short) 3); // prolly entry length
buffer.put(alarm.getData());
buffer.put((byte) 0x01); // another entry id label
buffer.putShort((short) (label.length() + 1)); // entry length
buffer.put(label.getBytes());
buffer.put((byte) 0x00); // null terminator
buffer.put((byte) 0x02); // entry id subtext
buffer.putShort((short) (message.length() + 1)); // entry length
buffer.put(message.getBytes());
buffer.put((byte) 0x00); // null terminator
}
}
return buffer.array();
}

16
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/qhybrid/requests/fossil/file/FilePutRequest.java
View File

@ -37,7 +37,7 @@ public class FilePutRequest extends FossilRequest {
private ArrayList<byte[]> packets = new ArrayList<>();
private short handle;
private short handle, fileVersion;
private FossilWatchAdapter adapter;
@ -45,9 +45,10 @@ public class FilePutRequest extends FossilRequest {
private int fullCRC;
public FilePutRequest(short handle, byte[] file, FossilWatchAdapter adapter) {
public FilePutRequest(short handle, byte[] file, short fileVersion, FossilWatchAdapter adapter) {
this.handle = handle;
this.adapter = adapter;
this.fileVersion = fileVersion;
int fileLength = file.length + 16;
ByteBuffer buffer = this.createBuffer();
@ -63,6 +64,10 @@ public class FilePutRequest extends FossilRequest {
state = UploadState.INITIALIZED;
}
public FilePutRequest(short handle, byte[] file, FossilWatchAdapter adapter) {
this(handle, file, (short) 2, adapter);
}
public short getHandle() {
return handle;
}
@ -83,7 +88,7 @@ public class FilePutRequest extends FossilRequest {
TransactionBuilder transactionBuilder = new TransactionBuilder("file upload");
BluetoothGattCharacteristic uploadCharacteristic = adapter.getDeviceSupport().getCharacteristic(UUID.fromString("3dda0004-957f-7d4a-34a6-74696673696d"));
this.prepareFilePackets(this.file);
this.prepareFilePackets(this.file, this.fileVersion);
for (byte[] packet : packets) {
transactionBuilder.write(uploadCharacteristic, packet);
@ -188,15 +193,14 @@ public class FilePutRequest extends FossilRequest {
return this.state == UploadState.UPLOADED;
}
private void prepareFilePackets(byte[] file) {
private void prepareFilePackets(byte[] file, short fileVersion) {
int maxPacketSize = adapter.getMTU() - 4;
ByteBuffer buffer = ByteBuffer.allocate(file.length + 12 + 4);
buffer.order(ByteOrder.LITTLE_ENDIAN);
buffer.putShort(handle);
buffer.put((byte) 2);
buffer.put((byte) 0);
buffer.putShort(fileVersion);
buffer.putInt(0);
buffer.putInt(file.length);