tncon.cpp File Reference

#include "precomp.h"

Include dependency graph for tncon.cpp:

Go to the source code of this file.

Macros
#define	KEYEVENT   InputRecord[i].Event.KeyEvent
#define	KEYEVENT_CHAR   KEYEVENT.uChar.AsciiChar
#define	KEYEVENT_PCHAR   &KEYEVENT_CHAR

Functions
void	DoEcho (const char *p, int l, TConsole &Console, TNetwork &Network, NetParams *pParams)
bool	DoLineModeSpecial (char keychar, TConsole &Console, TNetwork &Network, NetParams *pParams)
void	DoLineMode (const char *p, int p_len, TConsole &Console, TNetwork &Network)
const char *	ClosestStateKey (WORD keyCode, DWORD keyState, KeyTranslator &KeyTrans)
const char *	FindClosestKey (WORD keyCode, DWORD keyState, KeyTranslator &KeyTrans)
int	do_op (tn_ops op, TNetwork &Network, Tnclip &Clipboard)
int	telProcessConsole (NetParams *pParams, KeyTranslator &KeyTrans, TConsole &Console, TNetwork &Network, TMouse &Mouse, Tnclip &Clipboard, HANDLE hThread)
WORD	scrollkeys ()
void	setTNetwork (TNetwork tnet)
BOOL WINAPI	ControlEventHandler (DWORD event)

Variables
static char	buffer [1024]
static unsigned int	bufptr = 0
static TNetwork	net

Macro Definition Documentation

KEYEVENT

#define KEYEVENT   InputRecord[i].Event.KeyEvent

Definition at line 49 of file tncon.cpp.

KEYEVENT_CHAR

#define KEYEVENT_CHAR   KEYEVENT.uChar.AsciiChar

Definition at line 55 of file tncon.cpp.

KEYEVENT_PCHAR

#define KEYEVENT_PCHAR   &KEYEVENT_CHAR

Definition at line 58 of file tncon.cpp.

Function Documentation

ClosestStateKey()

const char * ClosestStateKey	(	WORD	keyCode,
		DWORD	keyState,
		KeyTranslator &	KeyTrans
	)

Definition at line 118 of file tncon.cpp.

                                                     {
    char const *p;
 
    if((p = KeyTrans.TranslateKey(keyCode, keyState))) return p;
 
    // Check numlock and scroll lock (Paul Brannan 9/23/98)
    if((p = KeyTrans.TranslateKey(keyCode, keyState & ~NUMLOCK_ON))) return p;
    if((p = KeyTrans.TranslateKey(keyCode, keyState & ~ENHANCED_KEY
        & ~NUMLOCK_ON))) return p;
    if((p = KeyTrans.TranslateKey(keyCode, keyState & ~SCROLLLOCK_ON))) return p;
    if((p = KeyTrans.TranslateKey(keyCode, keyState & ~ENHANCED_KEY
        & ~SCROLLLOCK_ON))) return p;
 
    //   John Ioannou (roryt@hol.gr)
    //   Athens 31/03/97 00:25am GMT+2
    //   fix for win95 CAPSLOCK bug
    //   first check if the user has keys with capslock and then we filter it
    if((p = KeyTrans.TranslateKey(keyCode, keyState & ~ENHANCED_KEY))) return p;
    if((p = KeyTrans.TranslateKey(keyCode, keyState & ~CAPSLOCK_ON))) return p;
    if((p = KeyTrans.TranslateKey(keyCode, keyState & ~ENHANCED_KEY
        & ~CAPSLOCK_ON))) return p;
 
    return 0; // we couldn't find a suitable key translation
}

Referenced by FindClosestKey().

ControlEventHandler()

BOOL WINAPI ControlEventHandler

(

DWORD

event

)

Definition at line 357 of file tncon.cpp.

                                             {
    switch(event) {
    case CTRL_BREAK_EVENT:
        // Bryan Montgomery 10/14/98
        if(ini.get_control_break_as_c()) net.WriteString("\x3",1);
        return TRUE;
    default:
        return FALSE;
    }
}

Referenced by Telnet::Open().

do_op()

int do_op	(	tn_ops	op,
		TNetwork &	Network,
		Tnclip &	Clipboard
	)

Definition at line 174 of file tncon.cpp.

                                                           {
    switch(op) {
    case TN_ESCAPE:
        return TNPROMPT;
    case TN_SCROLLBACK:
        return TNSCROLLBACK;
    case TN_DIAL:
        return TNSPAWN;
    case TN_PASTE:
        if(ini.get_keyboard_paste()) Clipboard.Paste();
        else return 0;
        break;
    case TN_NULL:
        Network.WriteString("", 1);
        return 0;
    case TN_CR:
        Network.WriteString("\r", 2); // CR must be followed by NUL
        return 0;
    case TN_CRLF:
        Network.WriteString("\r\n", 2);
        return 0;
    }
    return 0;
}

Referenced by telProcessConsole().

DoEcho()

void DoEcho ( const char *  p, int  l, TConsole &  Console, TNetwork &  Network, NetParams *  pParams  )

inline

Definition at line 61 of file tncon.cpp.

                                                          {
    // Pause the console (Paul Brannan 8/24/98)
    if(Network.get_local_echo()) {
        ResetEvent(pParams->hUnPause);
        SetEvent(pParams->hPause);
        while (!*pParams->bNetPaused); // Pause
 
        Console.WriteCtrlString(p, l);
 
        SetEvent(pParams->hUnPause); // Unpause
    }
}

Referenced by DoLineModeSpecial(), and telProcessConsole().

DoLineMode()

void DoLineMode ( const char *  p, int  p_len, TConsole &  Console, TNetwork &  Network  )

inline

Definition at line 100 of file tncon.cpp.

                                          {
    if(Network.get_line_mode()) {
        if(bufptr < sizeof(buffer) + p_len - 1) {
            memcpy(buffer + bufptr, p, p_len);
            bufptr += p_len;
        } else {
            Console.Beep();
        }
    } else {
        Network.WriteString(p, p_len);
    }
}

Referenced by telProcessConsole().

DoLineModeSpecial()

bool DoLineModeSpecial ( char  keychar, TConsole &  Console, TNetwork &  Network, NetParams *  pParams  )

inline

Definition at line 84 of file tncon.cpp.

                                           {
    if(keychar == VK_BACK) {
        if(bufptr) bufptr--;
        DoEcho("\b \b", 3, Console, Network, pParams);
        return true;
    } else if(keychar == VK_RETURN) {
        Network.WriteString(buffer, bufptr);
        Network.WriteString("\012", 1);
        DoEcho("\r\n", 2, Console, Network, pParams);
        bufptr = 0;
        return true;
    }
    return false;
}

Referenced by telProcessConsole().

FindClosestKey()

const char * FindClosestKey	(	WORD	keyCode,
		DWORD	keyState,
		KeyTranslator &	KeyTrans
	)

Definition at line 144 of file tncon.cpp.

                                                    {
    char const *p;
 
    // Paul Brannan 7/20/98
    if(ini.get_alt_erase()) {
        if(keyCode == VK_BACK) {
            keyCode = VK_DELETE;
            keyState |= ENHANCED_KEY;
        } else if(keyCode == VK_DELETE && (keyState & ENHANCED_KEY)) {
            keyCode = VK_BACK;
            keyState &= ~ENHANCED_KEY;
        }
    }
 
    DWORD ext_mode = KeyTrans.get_ext_mode();
    if(ext_mode) {
        // Not as fast as an unrolled loop, but certainly more
        // compact (Paul Brannan 12/9/98)
        for(DWORD j = ext_mode; j >= APP_KEY; j -= APP_KEY) {
            if((j | ext_mode) == ext_mode) {
                if((p = ClosestStateKey(keyCode, keyState | j,
                    KeyTrans))) return p;
            }
        }
    }
    return ClosestStateKey(keyCode, keyState, KeyTrans);
}

Referenced by telProcessConsole().

scrollkeys()

WORD scrollkeys

(

)

Definition at line 320 of file tncon.cpp.

                  {
    HANDLE hConsole = GetStdHandle(STD_INPUT_HANDLE);
    INPUT_RECORD InputRecord;
    BOOL done = FALSE;
 
    while (!done) {
        DWORD dwInput;
        WaitForSingleObject( hConsole, INFINITE );
        if (!ReadConsoleInput(hConsole, &InputRecord, 1, &dwInput)){
            done = TRUE;
            continue;
        }
        if (InputRecord.EventType == KEY_EVENT &&
            InputRecord.Event.KeyEvent.bKeyDown ) {
            // Why not just return the key code?  (Paul Brannan 12/5/98)
            return InputRecord.Event.KeyEvent.wVirtualKeyCode;
        } else if(InputRecord.EventType == MOUSE_EVENT) {
            if(!InputRecord.Event.MouseEvent.dwEventFlags) {
                // Put the mouse's X and Y coords back into the input buffer
                WriteConsoleInput(hConsole, &InputRecord, 1, &dwInput);
                return SC_MOUSE;
            }
        }
    }
    return SC_ESC;
}

Referenced by TScroller::ScrollBack().

setTNetwork()

void setTNetwork

(

TNetwork

tnet

)

Definition at line 352 of file tncon.cpp.

                                {
    net = tnet;
}

telProcessConsole()

int telProcessConsole	(	NetParams *	pParams,
		KeyTranslator &	KeyTrans,
		TConsole &	Console,
		TNetwork &	Network,
		TMouse &	Mouse,
		Tnclip &	Clipboard,
		HANDLE	hThread
	)

Definition at line 199 of file tncon.cpp.

{
    KeyDefType_const keydef;
    const char *p;
    int p_len;
    unsigned int i;
    int opval;
    HANDLE hConsole = GetStdHandle(STD_INPUT_HANDLE);
 
    SetConsoleMode(hConsole, ini.get_enable_mouse() ? ENABLE_MOUSE_INPUT : 0);
 
    const DWORD nHandle = 2;
    HANDLE hHandle[nHandle] = {hConsole, pParams->hExit};
 
    for (;;) {
        DWORD dwInput;
        switch (WaitForMultipleObjects(nHandle, hHandle, FALSE, INFINITE)) {
        case WAIT_OBJECT_0: {
 
            // Paul Brannan 7/29/98
            if(ini.get_input_redir()) {
                char InputBuffer[10];
 
                // Correction from Joe Manns <joe.manns@ardenenginneers.com>
                // to fix race conditions (4/13/99)
                int bResult;
                bResult = ReadFile(hConsole, InputBuffer, 10, &dwInput, 0);
                if(bResult && dwInput == 0) return TNNOCON;
 
                // no key translation for redirected input
                Network.WriteString(InputBuffer, dwInput);
                break;
            }
 
            INPUT_RECORD InputRecord[11];
            if (!ReadConsoleInput(hConsole, &InputRecord[0], 10, &dwInput))
                return TNPROMPT;
 
            for (i = 0; (unsigned)i < dwInput; i++){
                switch (InputRecord[i].EventType) {
                case KEY_EVENT:{
                    if (KEYEVENT.bKeyDown) {
 
                        WORD  keyCode  = KEYEVENT.wVirtualKeyCode;
                        DWORD keyState = KEYEVENT.dwControlKeyState;
 
                        // Paul Brannan 5/27/98
                        // Moved the code that was here to FindClosestKey()
                        keydef.szKeyDef = FindClosestKey(keyCode,
                            keyState, KeyTrans);
 
                        if(keydef.szKeyDef) {
                            if(!keydef.op->sendstr)
                                if((opval = do_op(keydef.op->the_op, Network,
                                    Clipboard)) != 0)
                                    return opval;
                        }
 
                        if(Network.get_line_mode()) {
                            if(DoLineModeSpecial(KEYEVENT_CHAR, Console, Network, pParams))
                                continue;
                        }
 
                        p = keydef.szKeyDef;
                        if (p == NULL) { // if we don't have a translator
                            if(!KEYEVENT_CHAR) continue;
                            p_len = 1;
                            p = KEYEVENT_PCHAR;
                        } else {
                            p_len = strlen(p);
                        }
 
                        // Local echo (Paul Brannan 5/16/98)
                        DoEcho(p, p_len, Console, Network, pParams);
                        // Line mode (Paul Brannan 12/31/98)
                        DoLineMode(p, p_len, Console, Network);
                    }
                               }
                    break;
 
                case MOUSE_EVENT:
                    if(!InputRecord[i].Event.MouseEvent.dwEventFlags) {
                        ResetEvent(pParams->hUnPause);
                        SetEvent(pParams->hPause);
                        while (!*pParams->bNetPaused);  // thread paused
                        // SuspendThread(hThread);
 
                        // Put the mouse's X and Y coords back into the
                        // input buffer
                        DWORD Result;
                        WriteConsoleInput(hConsole, &InputRecord[i], 1,
                            &Result);
 
                        Mouse.doMouse();
 
                        SetEvent(pParams->hUnPause);
                        // ResumeThread(hThread);
                    }
                    break;
 
                case FOCUS_EVENT:
                    break;
                case WINDOW_BUFFER_SIZE_EVENT:
                    // FIX ME!!  This should take care of the window re-sizing bug
                    // Unfortunately, it doesn't.
                    Console.sync();
                    Network.do_naws(Console.GetWidth(), Console.GetHeight());
                    break;
                }
 
            } // keep going until no more input
            break;
                            }
        default:
            return TNNOCON;
        }
    }
}

Referenced by Telnet::Resume().

Variable Documentation

buffer

char buffer[1024]

static

Definition at line 76 of file tncon.cpp.

bufptr

unsigned int bufptr = 0

static

Definition at line 77 of file tncon.cpp.

Referenced by DATETIME_GetFieldWidth(), DoLineMode(), DoLineModeSpecial(), EmbeddedPointerMarshall(), EmbeddedPointerMemorySize(), EmbeddedPointerUnmarshall(), NetConnectionEnum(), NetFileEnum(), NetFileGetInfo(), NetGroupEnum(), NetGroupGetInfo(), NetGroupGetUsers(), NetLocalGroupEnum(), NetLocalGroupGetInfo(), NetLocalGroupGetMembers(), NetServerDiskEnum(), NetServerEnum(), NetServerGetInfo(), NetServerTransportAdd(), NetServerTransportAddEx(), NetServerTransportDel(), NetServerTransportEnum(), NetSessionEnum(), NetSessionGetInfo(), NetShareEnum(), NetShareEnumSticky(), NetShareGetInfo(), NetStatisticsGet(), NetUserAdd(), NetUserEnum(), NetUserGetGroups(), NetUserGetInfo(), NetUserGetLocalGroups(), NetUserModalsGet(), NetWkstaGetInfo(), NetWkstaUserEnum(), NetWkstaUserGetInfo(), RegQueryMultipleValuesA(), RegQueryMultipleValuesW(), and RosSymAggregate().

net

TNetwork net

static

Definition at line 351 of file tncon.cpp.

Referenced by ControlEventHandler(), setTNetwork(), test_MsiSourceListAddSource(), test_MsiSourceListAddSourceEx(), test_MsiSourceListEnumSources(), test_MsiSourceListSetInfo(), and test_publish_product().