//REQUEST_CHANNEL_LIST:
public byte[] CreatePacket(string password, PACKET_TYPES type)
{
try
{
byte[] hdrBytes = null;
byte[] packet = null;
switch (type)
{
case PACKET_TYPES.REQUEST_CHANNEL_LIST:
{
PACKET_HEADER_STRUCT hdr = new PACKET_HEADER_STRUCT();
hdr.PACKET_TYPE = (uint)type;
hdr.PACKET_LEN = (uint)0;
hdr.SEQUENCE_NUMBER = (uint)m_OutBoundSequenceNumber++;
hdrBytes = new byte[Marshal.SizeOf(typeof(PACKET_HEADER_STRUCT))];
string seqNumS = ((byte)hdr.SEQUENCE_NUMBER).ToString();
hdr.PasswordHash = EncyptGetHostPassword(password + "," + seqNumS);
hdr.START_OF_PACKET = 0xaa55aa55;
packet = new byte[Marshal.SizeOf(typeof(PACKET_HEADER_STRUCT))];
GCHandle handle = GCHandle.Alloc(packet, GCHandleType.Pinned);
Marshal.StructureToPtr(hdr, handle.AddrOfPinnedObject(), true);
handle.Free();
}
break;
case PACKET_TYPES.REQUEST_STATS:
{
PACKET_HEADER_STRUCT hdr = new PACKET_HEADER_STRUCT();
hdr.PACKET_TYPE = (uint)type;
hdr.PACKET_LEN = (uint)0;
hdr.SEQUENCE_NUMBER = (uint)m_OutBoundSequenceNumber++;
hdrBytes = new byte[Marshal.SizeOf(typeof(PACKET_HEADER_STRUCT))];
string seqNumS = ((byte)hdr.SEQUENCE_NUMBER).ToString();
hdr.PasswordHash = EncyptGetHostPassword(password + "," + seqNumS);
hdr.START_OF_PACKET = 0xaa55aa55;
packet = new byte[Marshal.SizeOf(typeof(PACKET_HEADER_STRUCT))];
GCHandle handle = GCHandle.Alloc(packet, GCHandleType.Pinned);
Marshal.StructureToPtr(hdr, handle.AddrOfPinnedObject(), true);
handle.Free();
}
break;
}
return(packet);
}
catch (Exception ex)
{
m_Log.Log("CreatePacket: " + ex.Message, ErrorLog.LOG_TYPE.INFORMATIONAL);
return(null);
}
}
public byte[] CreatePacket(PACKET_TYPES type)
{
try
{
byte[] hdrBytes = null;
switch (type)
{
case PACKET_TYPES.REPLY_VALID_ADMIN_PASSWORD:
{
PACKET_HEADER_STRUCT hdr = new PACKET_HEADER_STRUCT();
hdr.PACKET_TYPE = (uint)type;
hdr.PACKET_LEN = (uint)0;
hdr.SEQUENCE_NUMBER = (uint)m_OutBoundSequenceNumber++;
hdr.START_OF_PACKET = 0xaa55aa55;
hdrBytes = new byte[Marshal.SizeOf(typeof(PACKET_HEADER_STRUCT))];
GCHandle handle = GCHandle.Alloc(hdrBytes, GCHandleType.Pinned);
Marshal.StructureToPtr(hdr, handle.AddrOfPinnedObject(), true);
handle.Free();
}
break;
case PACKET_TYPES.REPLY_VALID_VIEWER_PASSWORD:
{
PACKET_HEADER_STRUCT hdr = new PACKET_HEADER_STRUCT();
hdr.PACKET_TYPE = (uint)type;
hdr.PACKET_LEN = (uint)0;
hdr.SEQUENCE_NUMBER = (uint)m_OutBoundSequenceNumber++;
hdr.START_OF_PACKET = 0xaa55aa55;
hdrBytes = new byte[Marshal.SizeOf(typeof(PACKET_HEADER_STRUCT))];
GCHandle handle = GCHandle.Alloc(hdrBytes, GCHandleType.Pinned);
Marshal.StructureToPtr(hdr, handle.AddrOfPinnedObject(), true);
handle.Free();
}
break;
}
return(hdrBytes);
}
catch (Exception ex)
{
m_Log.Log("CreatePacket: " + ex.Message, ErrorLog.LOG_TYPE.INFORMATIONAL);
return(null);
}
}
public byte[] CreatePacket(PACKET_TYPES type, string data)
{
try
{
byte[] hdrBytes = null;
byte[] packet = null;
switch (type)
{
case PACKET_TYPES.REQUEST_CHECK_VIEWER_PASSWORD:
case PACKET_TYPES.REQUEST_CHECK_ADMIN_PASSWORD:
{
PACKET_HEADER_STRUCT hdr = new PACKET_HEADER_STRUCT();
hdr.PACKET_TYPE = (uint)type;
hdr.PACKET_LEN = (uint)0;
hdr.SEQUENCE_NUMBER = (uint)m_OutBoundSequenceNumber++;
hdrBytes = new byte[Marshal.SizeOf(typeof(PACKET_HEADER_STRUCT))];
string seqNumS = ((byte)hdr.SEQUENCE_NUMBER).ToString();
hdr.PasswordHash = EncyptGetHostPassword(data + "," + seqNumS);
hdr.START_OF_PACKET = 0xaa55aa55;
packet = new byte[Marshal.SizeOf(typeof(PACKET_HEADER_STRUCT))];
GCHandle handle = GCHandle.Alloc(packet, GCHandleType.Pinned);
Marshal.StructureToPtr(hdr, handle.AddrOfPinnedObject(), true);
handle.Free();
}
break;
case PACKET_TYPES.SEND_HOST_NAME:
case PACKET_TYPES.SEND_STATS:
{
PACKET_HEADER_STRUCT hdr = new PACKET_HEADER_STRUCT();
hdr.PACKET_TYPE = (uint)type;
hdr.PACKET_LEN = (uint)data.Length;
hdr.SEQUENCE_NUMBER = (uint)m_OutBoundSequenceNumber++;
hdrBytes = new byte[Marshal.SizeOf(typeof(PACKET_HEADER_STRUCT))];
hdr.START_OF_PACKET = 0xaa55aa55;
GCHandle handle = GCHandle.Alloc(hdrBytes, GCHandleType.Pinned);
Marshal.StructureToPtr(hdr, handle.AddrOfPinnedObject(), true);
handle.Free();
if (data == null)
{
data = "0";
}
System.Text.ASCIIEncoding encoding = new System.Text.ASCIIEncoding();
byte[] dataBytes = encoding.GetBytes(data);
packet = new byte[hdrBytes.Length + dataBytes.Length];
for (int i = 0; i < hdrBytes.Length; i++)
{
packet[i] = hdrBytes[i];
}
for (int i = hdrBytes.Length; i < hdrBytes.Length + dataBytes.Length; i++)
{
packet[i] = dataBytes[i - hdrBytes.Length];
}
}
break;
case PACKET_TYPES.REPLY_INVALID_ADMIN_PASSWORD_ERROR:
case PACKET_TYPES.REPLY_INVALID_VIEWER_PASSWORD_ERROR:
case PACKET_TYPES.REPLY_INVALID_HOSTNAME_PASSWORD_ERROR:
{
PACKET_HEADER_STRUCT hdr = new PACKET_HEADER_STRUCT();
hdr.PACKET_TYPE = (uint)type;
hdr.PACKET_LEN = (uint)data.Length;
hdr.SEQUENCE_NUMBER = (uint)m_OutBoundSequenceNumber++;
hdrBytes = new byte[Marshal.SizeOf(typeof(PACKET_HEADER_STRUCT))];
hdr.START_OF_PACKET = 0xaa55aa55;
GCHandle handle = GCHandle.Alloc(hdrBytes, GCHandleType.Pinned);
Marshal.StructureToPtr(hdr, handle.AddrOfPinnedObject(), true);
if (data == null)
{
data = "0";
}
System.Text.ASCIIEncoding encoding = new System.Text.ASCIIEncoding();
byte[] dataBytes = encoding.GetBytes(data);
packet = new byte[hdrBytes.Length + dataBytes.Length];
for (int i = 0; i < hdrBytes.Length; i++)
{
packet[i] = hdrBytes[i];
}
for (int i = hdrBytes.Length; i < hdrBytes.Length + dataBytes.Length; i++)
{
packet[i] = dataBytes[i - hdrBytes.Length];
}
}
break;
}
return(packet);
}
catch (Exception ex)
{
m_Log.Log("CreatePacket: " + ex.Message, ErrorLog.LOG_TYPE.INFORMATIONAL);
return(null);
}
}
public byte[] CreatePacket(string password, PACKET_TYPES type, string[] data)
{
try
{
byte[] hdrBytes = null;
byte[] packet = null;
switch (type)
{
case PACKET_TYPES.REPLY_CHANNEL_LIST:
{
// count the number of bytes needed for the payload
int count = 0;
foreach (string s in data)
{
count += (s.Length + 1); // add one for the null terminator
}
// header
PACKET_HEADER_STRUCT hdr = new PACKET_HEADER_STRUCT();
hdr.PACKET_TYPE = (uint)type;
hdr.PACKET_LEN = (uint)count;
hdr.SEQUENCE_NUMBER = (uint)m_OutBoundSequenceNumber++;
hdrBytes = new byte[Marshal.SizeOf(typeof(PACKET_HEADER_STRUCT))];
string seqNumS = ((byte)hdr.SEQUENCE_NUMBER).ToString();
hdr.PasswordHash = EncyptGetHostPassword(password + "," + seqNumS);
hdr.START_OF_PACKET = 0xaa55aa55;
hdrBytes = new byte[hdrBytes.Length];
GCHandle handle = GCHandle.Alloc(hdrBytes, GCHandleType.Pinned);
Marshal.StructureToPtr(hdr, handle.AddrOfPinnedObject(), true);
handle.Free();
packet = new byte[hdrBytes.Length + count];
// now build the packet
int i = 0;
int cnt = 0;
for (i = 0; i < hdrBytes.Length; i++)
{
packet[i] = hdrBytes[i];
}
foreach (string s in data)
{
System.Text.ASCIIEncoding encoding = new System.Text.ASCIIEncoding();
byte[] dataBytes = encoding.GetBytes(s);
int end = s.Length + i;
cnt = 0;
for ( ; i < end; i++)
{
packet[i] = dataBytes[cnt];
cnt++;
}
packet[i++] = 0; // null terminator for each string
}
}
break;
}
return(packet);
}
catch (Exception ex)
{
m_Log.Log("CreatePacket: " + ex.Message, ErrorLog.LOG_TYPE.INFORMATIONAL);
return(null);
}
}