private BroadlinkDevice CreateBroadlinkDevice(short deviceType)
{
BroadlinkDevice device;
switch (deviceType)
{
case 0x2712: // RM2
case 0x2737: // RM Mini
case 0x273d: // RM Pro Phicomm
case 0x2783: // RM2 Home Plus
case 0x277c: // RM2 Home Plus GDT
case 0x272a: // RM2 Pro Plus
case 0x2787: // RM2 Pro Plus2
case 0x278b: // RM2 Pro Plus BL
case 0x278f: // RM Mini Shate
device = new RMDevice();
break;
default:
device = new BroadlinkDevice();
break;
}
device.DeviceType = deviceType;
return(device);
}
public static byte[] GenerateAuthorizationPacket(BroadlinkDevice device)
{
var payload = GenerateAuthorizationPayload();
var command = (short)0x0065;
var packet = GenerateCommandPacket(command, payload, device);
return(packet);
}
public static byte[] GenerateReadLearningModePacket(BroadlinkDevice device)
{
var payload = new byte[16];
payload[0x00] = 0x04;
var command = (short)0x006a;
var packet = GenerateCommandPacket(command, payload, device);
return(packet);
}
public static byte[] GenerateSendDataPacket(BroadlinkDevice device, byte[] data)
{
var payload = new byte[0x04 + data.Length];
payload[0x00] = 0x02;
data.CopyTo(payload, 0x04);
var command = (short)0x006a;
var packet = GenerateCommandPacket(command, payload, device);
return(packet);
}
private static byte[] GenerateCommandPacket(short commandCode, byte[] payload, BroadlinkDevice device)
{
var header = new byte[56];
header[0x00] = 0x5a;
header[0x01] = 0xa5;
header[0x02] = 0xaa;
header[0x03] = 0x55;
header[0x04] = 0x5a;
header[0x05] = 0xa5;
header[0x06] = 0xaa;
header[0x07] = 0x55;
header[0x24] = 0x2a;
header[0x25] = 0x27;
commandCode.ToLittleEndianBytes().CopyTo(header, 0x26);
device.PacketCount.ToLittleEndianBytes().CopyTo(header, 0x28);
device.MacAddress.CopyTo(header, 0x2a);
var deviceId = device.DeviceId;
if (deviceId == null)
{
deviceId = new byte[4];
}
deviceId.CopyTo(header, 0x30);
GenerateChecksum(payload).CopyTo(header, 0x34);
var encryptedPayload = payload.Encrypt(device.EncryptionKey);
var packet = new byte[header.Length + encryptedPayload.Length];
header.CopyTo(packet, 0);
encryptedPayload.CopyTo(packet, 0x38);
GenerateChecksum(packet).CopyTo(packet, 0x20);
return(packet);
}
