1 files changed, 77 insertions, 0 deletions

diff --git a/src/protocoltelnet.h b/src/protocoltelnet.h
new file mode 100644
index 0000000..4b2fb32
--- /dev/null
+++ b/src/protocoltelnet.h
@@ -0,0 +1,77 @@
+#ifndef PROTOCOLTELNET_H
+#define PROTOCOLTELNET_H
+
+#include "protocol.h"
+#include "flexbuf.h"
+
+#define ESC             "\x1B"          /**< A telnet escape code. */
+
+/** Handles all specialized protocol actions related to the telnet protocol.
+  * This includes setting modes, non-scrollable regions, and so on.
+  *@author Mike Buland
+  */
+class ProtocolTelnet : public Protocol
+{
+public:
+        ProtocolTelnet();
+    ~ProtocolTelnet();
+
+    bool onNewData();
+        bool onNewConnection();
+
+        char *getLine( bool bFullOnly = true );
+        char *peekLine( bool bFullOnly = true );
+        
+        void setEcho( bool bEchoOn = true );
+        
+        enum
+        {
+                termUnInited,
+                termRaw,
+                termUnknown,
+                termVT220,
+                termXTerm
+        };
+
+        enum
+        {
+                SE   = 240, // SE: End of subnegotiation parameters.
+                NOP  = 241, // NOP: No operation
+                DM   = 242, // DM: Data mark. Indicates the position of a Synch event within the data stream. This should always be accompanied by a TCP urgent notification.
+                BRK  = 243, // BRK: Break. Indicates that the "break" or "attention" key was hit.
+                IP   = 244, // IP: Suspend, interrupt or abort the process to which the NVT is connected.
+                AO   = 245, // AO: Abort output. Allows the current process to run to completion but do not send its output to the user.
+                AYT  = 246, // AYT: Are you there. Send back to the NVT some visible evidence that the AYT was received.
+                EC   = 247, // EC: Erase character. The receiver should delete the last preceding undeleted character from the data stream.
+                EL   = 248, // EL: Erase line. Delete characters from the data stream back to but not including the previous CRLF.
+                GA   = 249, // GA: Go ahead. Used, under certain circumstances, to tell the other end that it can transmit.
+                SB   = 250, // SB: Subnegotiation of the indicated option follows.
+                WILL = 251, // WILL: Indicates the desire to begin performing, or confirmation that you are now performing, the indicated option.
+                WONT = 252, // WONT: Indicates the refusal to perform, or continue performing, the indicated option.
+                DO   = 253, // DO: Indicates the request that the other party perform, or confirmation that you are expecting the other party to perform, the indicated option.
+                DONT = 254, // DONT: Indicates the demand that the other party stop performing, or confirmation that you are no longer expecting the other party to perform, the indicated option.
+                IAC  = 255 // IAC: Interpret as command
+        };
+
+        enum
+        {
+                ECHO = 1,                       // Explain who'll echo
+                SUPPRESSGA = 3,         // Suppress Go Ahead
+                TERMTYPE = 24,          // Terminal Type
+                NAWS = 31,                      // Window size
+                TERMSPEED = 32,         // Terminal Speed
+                LINEMODE = 34           // Linemode
+        };
+
+private:
+        int nTermType;
+
+        int nTermWidth;
+        int nTermHeight;
+
+        FlexBuf fbEdited;
+        
+        bool bEchoOn;
+};
+
+#endif