public byte[] CreateTestPacket()
{
try
{
LIVE_VIEW_COMBINED_PACKET_STRUCT pkt = new LIVE_VIEW_COMBINED_PACKET_STRUCT();
pkt.InfoString = "kjhaksjdfhalksjdfhlaksjdf";
pkt.header.PACKET_TYPE = (int)PACKET_TYPES.SEND_LIVE_VIEW;
pkt.header.SEQUENCE_NUMBER = (uint)m_OutBoundSequenceNumber++;
pkt.header.PasswordHash = "502834750293845";
pkt.header.START_OF_PACKET = 0xaa55aa55;
byte[] bytes = new byte[Marshal.SizeOf(typeof(LIVE_VIEW_COMBINED_PACKET_STRUCT))];
GCHandle handle = GCHandle.Alloc(bytes, GCHandleType.Pinned);
Marshal.StructureToPtr(pkt, handle.AddrOfPinnedObject(), true);
handle.Free();
return(bytes);
}
catch (Exception ex)
{
m_Log.Log("CreatePacket: " + ex.Message, ErrorLog.LOG_TYPE.INFORMATIONAL);
return(null);
}
}
public byte[] CreatePacket(string remoteHostIP, PACKET_TYPES type, string ViewerPassword, string jpegInfo)
{
if (remoteHostIP == null)
{
remoteHostIP = " ";
}
if (ViewerPassword == null)
{
ViewerPassword = "******";
}
try
{
byte[] bytes = null;
switch (type)
{
case PACKET_TYPES.REQUEST_LIVE_VIEW:
{
LIVE_VIEW_COMBINED_PACKET_STRUCT pkt = new LIVE_VIEW_COMBINED_PACKET_STRUCT();
pkt.InfoString = jpegInfo;
pkt.header.PACKET_TYPE = (uint)type;
pkt.header.PACKET_LEN = (uint)(Marshal.SizeOf(typeof(LIVE_VIEW_COMBINED_PACKET_STRUCT)) - Marshal.SizeOf(typeof(PACKET_HEADER_STRUCT)));
pkt.header.SEQUENCE_NUMBER = (uint)m_OutBoundSequenceNumber++;
byte seqNum = (byte)(pkt.header.SEQUENCE_NUMBER & 0xff);
string seqNumS = seqNum.ToString();
pkt.header.PasswordHash = EncyptGetHostPassword(ViewerPassword + "," + seqNumS);
pkt.header.START_OF_PACKET = 0xaa55aa55;
bytes = new byte[Marshal.SizeOf(typeof(LIVE_VIEW_COMBINED_PACKET_STRUCT))];
GCHandle handle = GCHandle.Alloc(bytes, GCHandleType.Pinned);
Marshal.StructureToPtr(pkt, handle.AddrOfPinnedObject(), true);
handle.Free();
}
break;
case PACKET_TYPES.REQUEST_HOST_NAME:
{
REQUEST_HOST_NAME pkt = new REQUEST_HOST_NAME();
pkt.header.PACKET_TYPE = (int)PACKET_TYPES.REQUEST_HOST_NAME;
pkt.header.PACKET_LEN = (uint)0;
pkt.header.SEQUENCE_NUMBER = (uint)m_OutBoundSequenceNumber++;
byte seqNum = (byte)(pkt.header.SEQUENCE_NUMBER & 0xff);
string seqNumS = seqNum.ToString();
pkt.header.PasswordHash = EncyptGetHostPassword(remoteHostIP + "," + seqNumS);
pkt.header.START_OF_PACKET = 0xaa55aa55;
bytes = new byte[Marshal.SizeOf(typeof(REQUEST_HOST_NAME))];
GCHandle handle = GCHandle.Alloc(bytes, GCHandleType.Pinned);
Marshal.StructureToPtr(pkt, handle.AddrOfPinnedObject(), true);
handle.Free();
}
break;
}
return(bytes);
}
catch (Exception ex)
{
m_Log.Log("CreatePacket: " + ex.Message, ErrorLog.LOG_TYPE.INFORMATIONAL);
return(null);
}
}
public byte[] CreatePacket(PACKET_TYPES type, byte[] data, string jpegInfo)
{
try
{
byte[] hdrBytes = null;
byte[] packet = null;
switch (type)
{
case PACKET_TYPES.SEND_LIVE_VIEW:
{
LIVE_VIEW_COMBINED_PACKET_STRUCT pkt = new LIVE_VIEW_COMBINED_PACKET_STRUCT(); // live view packet includes the common header
pkt.InfoString = jpegInfo;
pkt.header.PACKET_TYPE = (uint)type;
pkt.header.START_OF_PACKET = 0xaa55aa55;
pkt.header.PACKET_LEN = (uint)(Marshal.SizeOf(typeof(LIVE_VIEW_COMBINED_PACKET_STRUCT)) - Marshal.SizeOf(typeof(PACKET_HEADER_STRUCT))); // just the live view specific header bytes
pkt.JPEG_LENGTH = (uint)data.Length; // the rest of the payload after the live view specific header bytes
// pkt.header.PACKET_LEN = (uint)(data.Length + Marshal.SizeOf(typeof(LIVE_VIEW_PACKET)) - Marshal.SizeOf(typeof(PACKET_HEADER_STRUCT)));
pkt.header.SEQUENCE_NUMBER = (uint)m_OutBoundSequenceNumber++;
byte seqNum = (byte)(pkt.header.SEQUENCE_NUMBER & 0xff);
string seqNumS = seqNum.ToString();
pkt.header.PasswordHash = " "; // no outbound pw
// copy the combined headers to the bytes array
hdrBytes = new byte[Marshal.SizeOf(typeof(LIVE_VIEW_COMBINED_PACKET_STRUCT))];
GCHandle handle = GCHandle.Alloc(hdrBytes, GCHandleType.Pinned);
Marshal.StructureToPtr(pkt, handle.AddrOfPinnedObject(), true);
handle.Free();
packet = new byte[hdrBytes.Length + data.Length];
int i = 0;
for (i = 0; i < hdrBytes.Length; i++)
{
packet[i] = hdrBytes[i];
}
for (i = hdrBytes.Length; i < hdrBytes.Length + data.Length; i++)
{
packet[i] = data[i - hdrBytes.Length];
}
}
break;
}
return(packet);
}
catch (Exception ex)
{
m_Log.Log("CreatePacket: " + ex.Message, ErrorLog.LOG_TYPE.INFORMATIONAL);
return(null);
}
}
