public override bool Equals(object obj)
{
if (!(obj is DeviceIdInfo))
{
return(false);
}
DeviceIdInfo o = (DeviceIdInfo)obj;
return(o.DeviceId == DeviceId && o.VendorId == VendorId);
}
private static int DecodeNextBlock(System.IO.Stream buffer, ushort dcp_length, out KeyValuePair <BlockOptions, object> block)
{
int ret = 0;
BlockOptions options;
UInt16 dcp_block_length;
UInt16 block_info = 0;
UInt16 tmp, tmp2;
string str;
object content;
ResponseStatus set_response;
if (buffer.Position >= buffer.Length || dcp_length <= 0)
{
block = new KeyValuePair <BlockOptions, object>(0, null);
return(ret);
}
ret += DecodeBlock(buffer, out options, out dcp_block_length);
if (dcp_block_length >= 2)
{
ret += DecodeU16(buffer, out block_info);
}
dcp_block_length -= 2;
switch (options)
{
case BlockOptions.DeviceProperties_NameOfStation:
ret += DecodeString(buffer, dcp_block_length, out str);
content = str;
break;
case BlockOptions.IP_IPParameter:
byte[] ip, subnet, gateway;
ret += DecodeOctets(buffer, 4, out ip);
ret += DecodeOctets(buffer, 4, out subnet);
ret += DecodeOctets(buffer, 4, out gateway);
content = new IpInfo((BlockInfo)block_info, ip, subnet, gateway);;
break;
case BlockOptions.DeviceProperties_DeviceID:
ret += DecodeU16(buffer, out tmp);
ret += DecodeU16(buffer, out tmp2);
content = new DeviceIdInfo(tmp, tmp2);
break;
case BlockOptions.DeviceProperties_DeviceOptions:
BlockOptions[] option_list = new BlockOptions[dcp_block_length / 2];
for (int i = 0; i < option_list.Length; i++)
{
ret += DecodeU16(buffer, out tmp);
option_list[i] = (BlockOptions)tmp;
}
content = option_list;
break;
case BlockOptions.DeviceProperties_DeviceRole:
DeviceRoles roles = (DeviceRoles)buffer.ReadByte();
buffer.ReadByte(); //padding
ret += 2;
content = new DeviceRoleInfo(roles);
break;
case BlockOptions.DeviceProperties_DeviceVendor:
ret += DecodeString(buffer, dcp_block_length, out str);
content = str;
break;
case BlockOptions.Control_Response:
set_response = new ResponseStatus();
set_response.Option = (BlockOptions)block_info;
set_response.Error = (BlockErrors)buffer.ReadByte();
ret++;
content = set_response;
break;
default:
byte[] arr;
ret += DecodeOctets(buffer, dcp_block_length, out arr);
content = arr;
break;
}
block = new KeyValuePair <BlockOptions, object>(options, content);
//padding
if ((dcp_block_length % 2) != 0)
{
buffer.ReadByte();
ret++;
}
return(ret);
}
/// <summary>
/// Finds the Light Stone device.
/// </summary>
/// <returns>A new <see cref="LightStoneDevice"/> or null if not found.</returns>
private static LightStoneDevice FindLightStoneDevice()
{
// Constants as hard coded in version 0.7 of lsm:
// Vendor ID: 1155 (0x0483), Product ID: 53 (0x0035)
// LightStone bought December 2006:
// Vendor ID: 5370 (0x14FA), Product ID: 1 (0x0001) [Version number: 9281 (0x2441)]
// VID and PID for Lightstone device are 0x054c and 0x1000 respectively
DeviceIdInfo[] deviceIdInfos = new DeviceIdInfo[]
{
new DeviceIdInfo(0x0483, 0x0035),
new DeviceIdInfo(0x14FA, 0x0001),
};
foreach (DeviceIdInfo deviceIdInfo in deviceIdInfos)
{
HidDevice hidDevice = HidDevice.FindDevice(
deviceIdInfo.VendorId,
deviceIdInfo.ProductId
);
if (hidDevice != null)
{
return new LightStoneDevice(hidDevice);
}
}
return null;
}
