7 #define PUTTY_DO_GLOBALS /* actually _define_ globals */
11 #define IDM_SHOWLOG 501
12 #define IDM_NEWSESS 502
13 #define IDM_DUPSESS 503
14 #define IDM_RECONF 504
17 #define IDM_TEL_AYT 507
18 #define IDM_TEL_BRK 508
19 #define IDM_TEL_SYNCH 509
20 #define IDM_TEL_EC 510
21 #define IDM_TEL_EL 511
22 #define IDM_TEL_GA 512
23 #define IDM_TEL_NOP 513
24 #define IDM_TEL_ABORT 514
25 #define IDM_TEL_AO 515
26 #define IDM_TEL_IP 516
27 #define IDM_TEL_SUSP 517
28 #define IDM_TEL_EOR 518
29 #define IDM_TEL_EOF 519
32 #define WM_IGNORE_SIZE (WM_USER + 2)
33 #define WM_IGNORE_CLIP (WM_USER + 3)
35 static int WINAPI
WndProc (HWND
, UINT
, WPARAM
, LPARAM
);
36 static int TranslateKey(WPARAM wParam
, LPARAM lParam
, unsigned char *output
);
37 static void cfgtopalette(void);
38 static void init_palette(void);
39 static void init_fonts(void);
41 static int extra_width
, extra_height
;
45 #define FONT_UNDERLINE 2
46 #define FONT_BOLDUND 3
48 #define FONT_OEMBOLD 5
49 #define FONT_OEMBOLDUND 6
51 static HFONT fonts
[8];
53 BOLD_COLOURS
, BOLD_SHADOW
, BOLD_FONT
61 static COLORREF colours
[NCOLOURS
];
63 static LPLOGPALETTE logpal
;
64 static RGBTRIPLE defpal
[NCOLOURS
];
68 static int dbltime
, lasttime
, lastact
;
69 static Mouse_Button lastbtn
;
71 static char *window_name
, *icon_name
;
73 int WINAPI
WinMain(HINSTANCE inst
, HINSTANCE prev
, LPSTR cmdline
, int show
) {
74 static char appname
[] = "PuTTY";
79 int guess_width
, guess_height
;
81 winsock_ver
= MAKEWORD(1, 1);
82 if (WSAStartup(winsock_ver
, &wsadata
)) {
83 MessageBox(NULL
, "Unable to initialise WinSock", "WinSock Error",
84 MB_OK
| MB_ICONEXCLAMATION
);
87 if (LOBYTE(wsadata
.wVersion
) != 1 || HIBYTE(wsadata
.wVersion
) != 1) {
88 MessageBox(NULL
, "WinSock version is incompatible with 1.1",
89 "WinSock Error", MB_OK
| MB_ICONEXCLAMATION
);
93 /* WISHLIST: maybe allow config tweaking even if winsock not present? */
98 * Process the command line.
106 while (*p
&& isspace(*p
)) p
++;
109 * An initial @ means to activate a saved session.
113 if (!*cfg
.host
&& !do_config()) {
117 } else if (*p
== '&') {
119 * An initial & means we've been given a command line
120 * containing the hex value of a HANDLE for a file
121 * mapping object, which we must then extract as a
126 if (sscanf(p
+1, "%x", &filemap
) == 1 &&
127 (cp
= MapViewOfFile(filemap
, FILE_MAP_READ
,
128 0, 0, sizeof(Config
))) != NULL
) {
131 CloseHandle(filemap
);
132 } else if (!do_config()) {
138 while (*p
&& !isspace(*p
)) p
++;
141 strncpy (cfg
.host
, q
, sizeof(cfg
.host
)-1);
142 cfg
.host
[sizeof(cfg
.host
)-1] = '\0';
143 while (*p
&& isspace(*p
)) p
++;
156 back
= (cfg
.protocol
== PROT_SSH ?
&ssh_backend
: &telnet_backend
);
160 wndclass
.lpfnWndProc
= WndProc
;
161 wndclass
.cbClsExtra
= 0;
162 wndclass
.cbWndExtra
= 0;
163 wndclass
.hInstance
= inst
;
164 wndclass
.hIcon
= LoadIcon (inst
,
165 MAKEINTRESOURCE(IDI_MAINICON
));
166 wndclass
.hCursor
= LoadCursor (NULL
, IDC_ARROW
);
167 wndclass
.hbrBackground
= GetStockObject (BLACK_BRUSH
);
168 wndclass
.lpszMenuName
= NULL
;
169 wndclass
.lpszClassName
= appname
;
171 RegisterClass (&wndclass
);
176 savelines
= cfg
.savelines
;
182 * Guess some defaults for the window size. This all gets
183 * updated later, so we don't really care too much. However, we
184 * do want the font width/height guesses to correspond to a
185 * large font rather than a small one...
192 term_size (cfg
.height
, cfg
.width
, cfg
.savelines
);
193 guess_width
= extra_width
+ font_width
* cols
;
194 guess_height
= extra_height
+ font_height
* rows
;
197 HWND w
= GetDesktopWindow();
198 GetWindowRect (w
, &r
);
199 if (guess_width
> r
.right
- r
.left
)
200 guess_width
= r
.right
- r
.left
;
201 if (guess_height
> r
.bottom
- r
.top
)
202 guess_height
= r
.bottom
- r
.top
;
205 hwnd
= CreateWindow (appname
, appname
,
206 WS_OVERLAPPEDWINDOW
| WS_VSCROLL
,
207 CW_USEDEFAULT
, CW_USEDEFAULT
,
208 guess_width
, guess_height
,
209 NULL
, NULL
, inst
, NULL
);
212 * Initialise the fonts, simultaneously correcting the guesses
213 * for font_{width,height}.
215 bold_mode
= cfg
.bold_colour ? BOLD_COLOURS
: BOLD_FONT
;
220 * Correct the guesses for extra_{width,height}.
224 GetWindowRect (hwnd
, &wr
);
225 GetClientRect (hwnd
, &cr
);
226 extra_width
= wr
.right
- wr
.left
- cr
.right
+ cr
.left
;
227 extra_height
= wr
.bottom
- wr
.top
- cr
.bottom
+ cr
.top
;
231 * Resize the window, now we know what size we _really_ want it
234 guess_width
= extra_width
+ font_width
* cols
;
235 guess_height
= extra_height
+ font_height
* rows
;
236 SendMessage (hwnd
, WM_IGNORE_SIZE
, 0, 0);
237 SetWindowPos (hwnd
, NULL
, 0, 0, guess_width
, guess_height
,
238 SWP_NOMOVE
| SWP_NOREDRAW
| SWP_NOZORDER
);
241 * Initialise the scroll bar.
246 si
.cbSize
= sizeof(si
);
247 si
.fMask
= SIF_RANGE
| SIF_PAGE
| SIF_POS
| SIF_DISABLENOSCROLL
;
252 SetScrollInfo (hwnd
, SB_VERT
, &si
, FALSE
);
256 * Start up the telnet connection.
263 error
= back
->init (hwnd
, cfg
.host
, cfg
.port
, &realhost
);
265 sprintf(msg
, "Unable to open connection:\n%s", error
);
266 MessageBox(NULL
, msg
, "PuTTY Error", MB_ICONERROR
| MB_OK
);
269 window_name
= icon_name
= NULL
;
270 sprintf(msg
, "PuTTY: %s", realhost
);
276 * Set up the input and output buffers.
278 inbuf_reap
= inbuf_head
= 0;
279 outbuf_reap
= outbuf_head
= 0;
282 * Prepare the mouse handler.
284 lastact
= MA_NOTHING
;
285 lastbtn
= MB_NOTHING
;
286 dbltime
= GetDoubleClickTime();
289 * Set up the session-control options on the system menu.
292 HMENU m
= GetSystemMenu (hwnd
, FALSE
);
295 AppendMenu (m
, MF_SEPARATOR
, 0, 0);
296 if (cfg
.protocol
== PROT_TELNET
) {
298 AppendMenu (p
, MF_ENABLED
, IDM_TEL_AYT
, "Are You There");
299 AppendMenu (p
, MF_ENABLED
, IDM_TEL_BRK
, "Break");
300 AppendMenu (p
, MF_ENABLED
, IDM_TEL_SYNCH
, "Synch");
301 AppendMenu (p
, MF_SEPARATOR
, 0, 0);
302 AppendMenu (p
, MF_ENABLED
, IDM_TEL_EC
, "Erase Character");
303 AppendMenu (p
, MF_ENABLED
, IDM_TEL_EL
, "Erase Line");
304 AppendMenu (p
, MF_ENABLED
, IDM_TEL_GA
, "Go Ahead");
305 AppendMenu (p
, MF_ENABLED
, IDM_TEL_NOP
, "No Operation");
306 AppendMenu (p
, MF_SEPARATOR
, 0, 0);
307 AppendMenu (p
, MF_ENABLED
, IDM_TEL_ABORT
, "Abort Process");
308 AppendMenu (p
, MF_ENABLED
, IDM_TEL_AO
, "Abort Output");
309 AppendMenu (p
, MF_ENABLED
, IDM_TEL_IP
, "Interrupt Process");
310 AppendMenu (p
, MF_ENABLED
, IDM_TEL_SUSP
, "Suspend Process");
311 AppendMenu (p
, MF_SEPARATOR
, 0, 0);
312 AppendMenu (p
, MF_ENABLED
, IDM_TEL_EOR
, "End Of Record");
313 AppendMenu (p
, MF_ENABLED
, IDM_TEL_EOF
, "End Of File");
314 AppendMenu (m
, MF_POPUP
| MF_ENABLED
, (UINT
) p
, "Telnet Command");
315 AppendMenu (m
, MF_ENABLED
, IDM_SHOWLOG
, "Show Negotiation");
316 AppendMenu (m
, MF_SEPARATOR
, 0, 0);
318 AppendMenu (m
, MF_ENABLED
, IDM_NEWSESS
, "New Session");
319 AppendMenu (m
, MF_ENABLED
, IDM_DUPSESS
, "Duplicate Session");
320 AppendMenu (m
, MF_ENABLED
, IDM_RECONF
, "Change Settings");
321 AppendMenu (m
, MF_SEPARATOR
, 0, 0);
322 AppendMenu (m
, MF_ENABLED
, IDM_CLRSB
, "Clear Scrollback");
323 AppendMenu (m
, MF_ENABLED
, IDM_RESET
, "Reset Terminal");
324 AppendMenu (m
, MF_SEPARATOR
, 0, 0);
325 AppendMenu (m
, MF_ENABLED
, IDM_ABOUT
, "About PuTTY");
329 * Finally show the window!
331 ShowWindow (hwnd
, show
);
334 * Set the palette up.
340 has_focus
= (GetForegroundWindow() == hwnd
);
343 while (GetMessage (&msg
, NULL
, 0, 0)) {
344 DispatchMessage (&msg
);
345 if (inbuf_reap
!= inbuf_head
)
347 /* In idle moments, do a full screen update */
348 if (!PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
))
359 DeleteObject(fonts
[i
]);
366 if (cfg
.protocol
== PROT_SSH
)
373 * Copy the colour palette from the configuration data into defpal.
374 * This is non-trivial because the colour indices are different.
376 static void cfgtopalette(void) {
378 static const int ww
[] = {
379 6, 7, 8, 9, 10, 11, 12, 13,
380 14, 15, 16, 17, 18, 19, 20, 21,
381 0, 1, 2, 3, 4, 4, 5, 5
384 for (i
=0; i
<24; i
++) {
386 defpal
[i
].rgbtRed
= cfg
.colours
[w
][0];
387 defpal
[i
].rgbtGreen
= cfg
.colours
[w
][1];
388 defpal
[i
].rgbtBlue
= cfg
.colours
[w
][2];
393 * Set up the colour palette.
395 static void init_palette(void) {
397 HDC hdc
= GetDC (hwnd
);
399 if (cfg
.try_palette
&&
400 GetDeviceCaps (hdc
, RASTERCAPS
) & RC_PALETTE
) {
401 logpal
= smalloc(sizeof(*logpal
)
402 - sizeof(logpal
->palPalEntry
)
403 + NCOLOURS
* sizeof(PALETTEENTRY
));
404 logpal
->palVersion
= 0x300;
405 logpal
->palNumEntries
= NCOLOURS
;
406 for (i
= 0; i
< NCOLOURS
; i
++) {
407 logpal
->palPalEntry
[i
].peRed
= defpal
[i
].rgbtRed
;
408 logpal
->palPalEntry
[i
].peGreen
= defpal
[i
].rgbtGreen
;
409 logpal
->palPalEntry
[i
].peBlue
= defpal
[i
].rgbtBlue
;
410 logpal
->palPalEntry
[i
].peFlags
= PC_NOCOLLAPSE
;
412 pal
= CreatePalette (logpal
);
414 SelectPalette (hdc
, pal
, FALSE
);
415 RealizePalette (hdc
);
416 SelectPalette (hdc
, GetStockObject (DEFAULT_PALETTE
),
420 ReleaseDC (hwnd
, hdc
);
423 for (i
=0; i
<NCOLOURS
; i
++)
424 colours
[i
] = PALETTERGB(defpal
[i
].rgbtRed
,
428 for(i
=0; i
<NCOLOURS
; i
++)
429 colours
[i
] = RGB(defpal
[i
].rgbtRed
,
435 * Initialise all the fonts we will need. There may be as many as
436 * eight or as few as one. We also:
438 * - check the font width and height, correcting our guesses if
441 * - verify that the bold font is the same width as the ordinary
442 * one, and engage shadow bolding if not.
444 * - verify that the underlined font is the same width as the
445 * ordinary one (manual underlining by means of line drawing can
446 * be done in a pinch).
448 * - verify, in OEM/ANSI combined mode, that the OEM and ANSI base
449 * fonts are the same size, and shift to OEM-only mode if not.
451 static void init_fonts(void) {
456 int fw_dontcare
, fw_bold
;
461 if (cfg
.fontisbold
) {
462 fw_dontcare
= FW_BOLD
;
465 fw_dontcare
= FW_DONTCARE
;
470 fonts[i] = CreateFont (cfg.fontheight, 0, 0, 0, w, FALSE, u, FALSE, \
471 c, OUT_DEFAULT_PRECIS, \
472 CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, \
473 FIXED_PITCH | FF_DONTCARE, cfg.font)
474 if (cfg
.vtmode
!= VT_OEMONLY
) {
475 f(FONT_NORMAL
, ANSI_CHARSET
, fw_dontcare
, FALSE
);
476 f(FONT_UNDERLINE
, ANSI_CHARSET
, fw_dontcare
, TRUE
);
478 if (cfg
.vtmode
== VT_OEMANSI
|| cfg
.vtmode
== VT_OEMONLY
) {
479 f(FONT_OEM
, OEM_CHARSET
, fw_dontcare
, FALSE
);
480 f(FONT_OEMUND
, OEM_CHARSET
, fw_dontcare
, TRUE
);
482 if (bold_mode
== BOLD_FONT
) {
483 if (cfg
.vtmode
!= VT_OEMONLY
) {
484 f(FONT_BOLD
, ANSI_CHARSET
, fw_bold
, FALSE
);
485 f(FONT_BOLDUND
, ANSI_CHARSET
, fw_bold
, TRUE
);
487 if (cfg
.vtmode
== VT_OEMANSI
|| cfg
.vtmode
== VT_OEMONLY
) {
488 f(FONT_OEMBOLD
, OEM_CHARSET
, fw_bold
, FALSE
);
489 f(FONT_OEMBOLDUND
, OEM_CHARSET
, fw_bold
, TRUE
);
492 fonts
[FONT_BOLD
] = fonts
[FONT_BOLDUND
] = NULL
;
493 fonts
[FONT_OEMBOLD
] = fonts
[FONT_OEMBOLDUND
] = NULL
;
499 if (cfg
.vtmode
== VT_OEMONLY
)
504 for (i
=0; i
<(cfg
.vtmode
== VT_OEMANSI ?
5 : 4); i
++) {
506 SelectObject (hdc
, fonts
[i
+j
]);
507 GetTextMetrics(hdc
, &tm
);
508 if (i
== 0 || i
== 4) {
509 font_height
= tm
.tmHeight
;
510 font_width
= tm
.tmAveCharWidth
;
511 descent
= tm
.tmAscent
+ 1;
512 if (descent
>= font_height
)
513 descent
= font_height
- 1;
515 widths
[i
] = tm
.tmAveCharWidth
;
519 ReleaseDC (hwnd
, hdc
);
521 if (widths
[FONT_UNDERLINE
] != widths
[FONT_NORMAL
] ||
522 (bold_mode
== BOLD_FONT
&&
523 widths
[FONT_BOLDUND
] != widths
[FONT_BOLD
])) {
525 DeleteObject (fonts
[FONT_UNDERLINE
]);
526 if (bold_mode
== BOLD_FONT
)
527 DeleteObject (fonts
[FONT_BOLDUND
]);
530 if (bold_mode
== BOLD_FONT
&&
531 widths
[FONT_BOLD
] != widths
[FONT_NORMAL
]) {
532 bold_mode
= BOLD_SHADOW
;
533 DeleteObject (fonts
[FONT_BOLD
]);
534 if (und_mode
== UND_FONT
)
535 DeleteObject (fonts
[FONT_BOLDUND
]);
538 if (cfg
.vtmode
== VT_OEMANSI
&& widths
[FONT_OEM
] != widths
[FONT_NORMAL
]) {
539 MessageBox(NULL
, "The OEM and ANSI versions of this font are\n"
540 "different sizes. Using OEM-only mode instead",
541 "Font Size Mismatch", MB_ICONINFORMATION
| MB_OK
);
542 cfg
.vtmode
= VT_OEMONLY
;
545 DeleteObject (fonts
[i
]);
549 void request_resize (int w
, int h
) {
550 int width
= extra_width
+ font_width
* w
;
551 int height
= extra_height
+ font_height
* h
;
553 SetWindowPos (hwnd
, NULL
, 0, 0, width
, height
,
554 SWP_NOACTIVATE
| SWP_NOCOPYBITS
|
555 SWP_NOMOVE
| SWP_NOZORDER
);
558 static void click (Mouse_Button b
, int x
, int y
) {
559 int thistime
= GetMessageTime();
561 if (lastbtn
== b
&& thistime
- lasttime
< dbltime
) {
562 lastact
= (lastact
== MA_CLICK ? MA_2CLK
:
563 lastact
== MA_2CLK ? MA_3CLK
:
564 lastact
== MA_3CLK ? MA_CLICK
: MA_NOTHING
);
569 if (lastact
!= MA_NOTHING
)
570 term_mouse (b
, lastact
, x
, y
);
574 static int WINAPI
WndProc (HWND hwnd
, UINT message
,
575 WPARAM wParam
, LPARAM lParam
) {
577 static int ignore_size
= FALSE
;
578 static int ignore_clip
= FALSE
;
579 static int just_reconfigged
= FALSE
;
598 PROCESS_INFORMATION pi
;
599 HANDLE filemap
= NULL
;
601 if (wParam
== IDM_DUPSESS
) {
603 * Allocate a file-mapping memory chunk for the
606 SECURITY_ATTRIBUTES sa
;
609 sa
.nLength
= sizeof(sa
);
610 sa
.lpSecurityDescriptor
= NULL
;
611 sa
.bInheritHandle
= TRUE
;
612 filemap
= CreateFileMapping((HANDLE
)0xFFFFFFFF,
619 p
= (Config
*)MapViewOfFile(filemap
,
621 0, 0, sizeof(Config
));
623 *p
= cfg
; /* structure copy */
627 sprintf(c
, "putty &%08x", filemap
);
632 GetModuleFileName (NULL
, b
, sizeof(b
)-1);
634 si
.lpReserved
= NULL
;
639 si
.lpReserved2
= NULL
;
640 CreateProcess (b
, cl
, NULL
, NULL
, TRUE
,
641 NORMAL_PRIORITY_CLASS
, NULL
, NULL
, &si
, &pi
);
644 CloseHandle(filemap
);
648 if (!do_reconfig(hwnd
))
650 just_reconfigged
= TRUE
;
655 DeleteObject(fonts
[i
]);
657 bold_mode
= cfg
.bold_colour ? BOLD_COLOURS
: BOLD_FONT
;
667 term_size(cfg
.height
, cfg
.width
, cfg
.savelines
);
668 InvalidateRect(hwnd
, NULL
, TRUE
);
669 SetWindowPos (hwnd
, NULL
, 0, 0,
670 extra_width
+ font_width
* cfg
.width
,
671 extra_height
+ font_height
* cfg
.height
,
672 SWP_NOACTIVATE
| SWP_NOCOPYBITS
|
673 SWP_NOMOVE
| SWP_NOZORDER
);
674 if (IsIconic(hwnd
)) {
676 cfg
.win_name_always ? window_name
: icon_name
);
685 case IDM_TEL_AYT
: back
->special (TS_AYT
); break;
686 case IDM_TEL_BRK
: back
->special (TS_BRK
); break;
687 case IDM_TEL_SYNCH
: back
->special (TS_SYNCH
); break;
688 case IDM_TEL_EC
: back
->special (TS_EC
); break;
689 case IDM_TEL_EL
: back
->special (TS_EL
); break;
690 case IDM_TEL_GA
: back
->special (TS_GA
); break;
691 case IDM_TEL_NOP
: back
->special (TS_NOP
); break;
692 case IDM_TEL_ABORT
: back
->special (TS_ABORT
); break;
693 case IDM_TEL_AO
: back
->special (TS_AO
); break;
694 case IDM_TEL_IP
: back
->special (TS_IP
); break;
695 case IDM_TEL_SUSP
: back
->special (TS_SUSP
); break;
696 case IDM_TEL_EOR
: back
->special (TS_EOR
); break;
697 case IDM_TEL_EOF
: back
->special (TS_EOF
); break;
704 #define X_POS(l) ((int)(short)LOWORD(l))
705 #define Y_POS(l) ((int)(short)HIWORD(l))
707 #define TO_CHR_X(x) (((x)<0 ? (x)-font_width+1 : (x)) / font_width)
708 #define TO_CHR_Y(y) (((y)<0 ? (y)-font_height+1: (y)) / font_height)
711 click (MB_SELECT
, TO_CHR_X(X_POS(lParam
)),
712 TO_CHR_Y(Y_POS(lParam
)));
716 term_mouse (MB_SELECT
, MA_RELEASE
, TO_CHR_X(X_POS(lParam
)),
717 TO_CHR_Y(Y_POS(lParam
)));
722 click (cfg
.mouse_is_xterm ? MB_PASTE
: MB_EXTEND
,
723 TO_CHR_X(X_POS(lParam
)),
724 TO_CHR_Y(Y_POS(lParam
)));
727 term_mouse (cfg
.mouse_is_xterm ? MB_PASTE
: MB_EXTEND
,
728 MA_RELEASE
, TO_CHR_X(X_POS(lParam
)),
729 TO_CHR_Y(Y_POS(lParam
)));
734 click (cfg
.mouse_is_xterm ? MB_EXTEND
: MB_PASTE
,
735 TO_CHR_X(X_POS(lParam
)),
736 TO_CHR_Y(Y_POS(lParam
)));
739 term_mouse (cfg
.mouse_is_xterm ? MB_EXTEND
: MB_PASTE
,
740 MA_RELEASE
, TO_CHR_X(X_POS(lParam
)),
741 TO_CHR_Y(Y_POS(lParam
)));
746 * Add the mouse position and message time to the random
747 * number noise, if we're using ssh.
749 if (cfg
.protocol
== PROT_SSH
)
750 noise_ultralight(lParam
);
752 if (wParam
& (MK_LBUTTON
| MK_MBUTTON
| MK_RBUTTON
)) {
754 if (wParam
& MK_LBUTTON
)
756 else if (wParam
& MK_MBUTTON
)
757 b
= cfg
.mouse_is_xterm ? MB_PASTE
: MB_EXTEND
;
759 b
= cfg
.mouse_is_xterm ? MB_EXTEND
: MB_PASTE
;
760 term_mouse (b
, MA_DRAG
, TO_CHR_X(X_POS(lParam
)),
761 TO_CHR_Y(Y_POS(lParam
)));
765 ignore_clip
= wParam
; /* don't panic on DESTROYCLIPBOARD */
767 case WM_DESTROYCLIPBOARD
:
775 hdc
= BeginPaint (hwnd
, &p
);
777 SelectPalette (hdc
, pal
, TRUE
);
778 RealizePalette (hdc
);
780 term_paint (hdc
, p
.rcPaint
.left
, p
.rcPaint
.top
,
781 p
.rcPaint
.right
, p
.rcPaint
.bottom
);
782 SelectObject (hdc
, GetStockObject(SYSTEM_FONT
));
783 SelectObject (hdc
, GetStockObject(WHITE_PEN
));
789 int i
= back
->msg (wParam
, lParam
);
792 switch (WSABASEERR
+ (-i
) % 10000) {
794 sprintf(buf
, "Connection reset by peer");
797 sprintf(buf
, "Unexpected network error %d", -i
);
800 MessageBox(hwnd
, buf
, "PuTTY Fatal Error",
801 MB_ICONERROR
| MB_OK
);
804 if (cfg
.close_on_exit
)
807 MessageBox(hwnd
, "Connection closed by remote host",
808 "PuTTY", MB_OK
| MB_ICONINFORMATION
);
809 SetWindowText (hwnd
, "PuTTY (inactive)");
825 ignore_size
= TRUE
; /* don't panic on next WM_SIZE msg */
829 int width
, height
, w
, h
, ew
, eh
;
830 LPRECT r
= (LPRECT
)lParam
;
832 width
= r
->right
- r
->left
- extra_width
;
833 height
= r
->bottom
- r
->top
- extra_height
;
834 w
= (width
+ font_width
/2) / font_width
; if (w
< 1) w
= 1;
835 h
= (height
+ font_height
/2) / font_height
; if (h
< 1) h
= 1;
836 ew
= width
- w
* font_width
;
837 eh
= height
- h
* font_height
;
839 if (wParam
== WMSZ_LEFT
||
840 wParam
== WMSZ_BOTTOMLEFT
||
841 wParam
== WMSZ_TOPLEFT
)
847 if (wParam
== WMSZ_TOP
||
848 wParam
== WMSZ_TOPRIGHT
||
849 wParam
== WMSZ_TOPLEFT
)
861 if (wParam
== SIZE_MINIMIZED
) {
863 cfg
.win_name_always ? window_name
: icon_name
);
866 if (wParam
== SIZE_RESTORED
|| wParam
== SIZE_MAXIMIZED
)
867 SetWindowText (hwnd
, window_name
);
869 int width
, height
, w
, h
, ew
, eh
;
871 width
= LOWORD(lParam
);
872 height
= HIWORD(lParam
);
873 w
= width
/ font_width
; if (w
< 1) w
= 1;
874 h
= height
/ font_height
; if (h
< 1) h
= 1;
875 #if 0 /* we have fixed this using WM_SIZING now */
876 ew
= width
- w
* font_width
;
877 eh
= height
- h
* font_height
;
878 if (ew
!= 0 || eh
!= 0) {
880 GetWindowRect (hwnd
, &r
);
881 SendMessage (hwnd
, WM_IGNORE_SIZE
, 0, 0);
882 SetWindowPos (hwnd
, NULL
, 0, 0,
883 r
.right
- r
.left
- ew
, r
.bottom
- r
.top
- eh
,
884 SWP_NOACTIVATE
| SWP_NOMOVE
| SWP_NOZORDER
);
887 if (w
!= cols
|| h
!= rows
|| just_reconfigged
) {
889 term_size (h
, w
, cfg
.savelines
);
891 just_reconfigged
= FALSE
;
897 switch (LOWORD(wParam
)) {
898 case SB_BOTTOM
: term_scroll(-1, 0); break;
899 case SB_TOP
: term_scroll(+1, 0); break;
900 case SB_LINEDOWN
: term_scroll (0, +1); break;
901 case SB_LINEUP
: term_scroll (0, -1); break;
902 case SB_PAGEDOWN
: term_scroll (0, +rows
/2); break;
903 case SB_PAGEUP
: term_scroll (0, -rows
/2); break;
904 case SB_THUMBPOSITION
: case SB_THUMBTRACK
:
905 term_scroll (1, HIWORD(wParam
)); break;
908 case WM_PALETTECHANGED
:
909 if ((HWND
) wParam
!= hwnd
&& pal
!= NULL
) {
912 if (RealizePalette (hdc
) > 0)
918 case WM_QUERYNEWPALETTE
:
922 if (RealizePalette (hdc
) > 0)
932 * Add the scan code and keypress timing to the random
933 * number noise, if we're using ssh.
935 if (cfg
.protocol
== PROT_SSH
)
936 noise_ultralight(lParam
);
939 * We don't do TranslateMessage since it disassociates the
940 * resulting CHAR message from the KEYDOWN that sparked it,
941 * which we occasionally don't want. Instead, we process
942 * KEYDOWN, and call the Win32 translator functions so that
943 * we get the translations under _our_ control.
946 unsigned char buf
[20];
949 len
= TranslateKey (wParam
, lParam
, buf
);
950 back
->send (buf
, len
);
956 * Nevertheless, we are prepared to deal with WM_CHAR
957 * messages, should they crop up. So if someone wants to
958 * post the things to us as part of a macro manoeuvre,
959 * we're ready to cope.
968 return DefWindowProc (hwnd
, message
, wParam
, lParam
);
972 * Draw a line of text in the window, at given character
973 * coordinates, in given attributes.
975 * We are allowed to fiddle with the contents of `text'.
977 void do_text (Context ctx
, int x
, int y
, char *text
, int len
,
978 unsigned long attr
) {
986 if (attr
& ATTR_ACTCURS
) {
987 attr
&= (bold_mode
== BOLD_COLOURS ?
0x200 : 0x300);
988 attr
^= ATTR_CUR_XOR
;
992 if (cfg
.vtmode
== VT_OEMONLY
)
996 * Map high-half characters in order to approximate ISO using
997 * OEM character set. Characters missing are 0xC3 (Atilde) and
1000 if (nfont
& FONT_OEM
) {
1002 for (i
=0; i
<len
; i
++)
1003 if (text
[i
] >= '\xA0' && text
[i
] <= '\xFF') {
1004 static const char oemhighhalf
[] =
1005 "\x20\xAD\xBD\x9C\xCF\xBE\xDD\xF5" /* A0-A7 */
1006 "\xF9\xB8\xA6\xAE\xAA\xF0\xA9\xEE" /* A8-AF */
1007 "\xF8\xF1\xFD\xFC\xEF\xE6\xF4\xFA" /* B0-B7 */
1008 "\xF7\xFB\xA7\xAF\xAC\xAB\xF3\xA8" /* B8-BF */
1009 "\xB7\xB5\xB6\x41\x8E\x8F\x92\x80" /* C0-C7 */
1010 "\xD4\x90\xD2\xD3\x49\xD6\xD7\xD8" /* C8-CF */
1011 "\xD1\xA5\xE3\xE0\xE2\xE5\x99\x9E" /* D0-D7 */
1012 "\x9D\xEB\xE9\xEA\x9A\xED\xE8\xE1" /* D8-DF */
1013 "\x85\xA0\x83\xC6\x84\x86\x91\x87" /* E0-E7 */
1014 "\x8A\x82\x88\x89\x8D\xA1\x8C\x8B" /* E8-EF */
1015 "\xD0\xA4\x95\xA2\x93\xE4\x94\xF6" /* F0-F7 */
1016 "\x9B\x97\xA3\x96\x81\xEC\xE7\x98" /* F8-FF */
1018 text
[i
] = oemhighhalf
[(unsigned char)text
[i
] - 0xA0];
1022 if (attr
& ATTR_GBCHR
) {
1025 * GB mapping: map # to pound, and everything else stays
1028 for (i
=0; i
<len
; i
++)
1030 text
[i
] = cfg
.vtmode
== VT_OEMONLY ?
'\x9C' : '\xA3';
1031 } else if (attr
& ATTR_LINEDRW
) {
1033 static const char poorman
[] =
1034 "*#****\xB0\xB1**+++++-----++++|****\xA3\xB7";
1035 static const char oemmap
[] =
1036 "*\xB1****\xF8\xF1**\xD9\xBF\xDA\xC0\xC5"
1037 "\xC4\xC4\xC4\xC4\xC4\xC3\xB4\xC1\xC2\xB3****\x9C\xFA";
1040 * Line drawing mapping: map ` thru ~ (0x60 thru 0x7E) to
1041 * VT100 line drawing chars; everything else stays normal.
1043 switch (cfg
.vtmode
) {
1045 for (i
=0; i
<len
; i
++)
1046 if (text
[i
] >= '\x60' && text
[i
] <= '\x7E')
1047 text
[i
] += '\x01' - '\x60';
1052 for (i
=0; i
<len
; i
++)
1053 if (text
[i
] >= '\x60' && text
[i
] <= '\x7E')
1054 text
[i
] = oemmap
[(unsigned char)text
[i
] - 0x60];
1057 for (i
=0; i
<len
; i
++)
1058 if (text
[i
] >= '\x60' && text
[i
] <= '\x7E')
1059 text
[i
] = poorman
[(unsigned char)text
[i
] - 0x60];
1064 nfg
= 2 * ((attr
& ATTR_FGMASK
) >> ATTR_FGSHIFT
);
1065 nbg
= 2 * ((attr
& ATTR_BGMASK
) >> ATTR_BGSHIFT
);
1066 if (bold_mode
== BOLD_FONT
&& (attr
& ATTR_BOLD
))
1068 if (und_mode
== UND_FONT
&& (attr
& ATTR_UNDER
))
1069 nfont
|= FONT_UNDERLINE
;
1070 if (attr
& ATTR_REVERSE
) {
1071 t
= nfg
; nfg
= nbg
; nbg
= t
;
1073 if (bold_mode
== BOLD_COLOURS
&& (attr
& ATTR_BOLD
))
1077 SelectObject (hdc
, fonts
[nfont
]);
1078 SetTextColor (hdc
, fg
);
1079 SetBkColor (hdc
, bg
);
1080 SetBkMode (hdc
, OPAQUE
);
1081 TextOut (hdc
, x
, y
, text
, len
);
1082 if (bold_mode
== BOLD_SHADOW
&& (attr
& ATTR_BOLD
)) {
1083 SetBkMode (hdc
, TRANSPARENT
);
1084 TextOut (hdc
, x
-1, y
, text
, len
);
1086 if (und_mode
== UND_LINE
&& (attr
& ATTR_UNDER
)) {
1087 SelectObject (hdc
, CreatePen(PS_SOLID
, 0, fg
));
1088 MoveToEx (hdc
, x
, y
+descent
, NULL
);
1089 LineTo (hdc
, x
+len
*font_width
, y
+descent
);
1091 if (attr
& ATTR_PASCURS
) {
1093 pts
[0].x
= pts
[1].x
= pts
[4].x
= x
;
1094 pts
[2].x
= pts
[3].x
= x
+font_width
-1;
1095 pts
[0].y
= pts
[3].y
= pts
[4].y
= y
;
1096 pts
[1].y
= pts
[2].y
= y
+font_height
-1;
1097 SelectObject (hdc
, CreatePen(PS_SOLID
, 0, colours
[23]));
1098 Polyline (hdc
, pts
, 5);
1103 * Translate a WM_(SYS)?KEYDOWN message into a string of ASCII
1104 * codes. Returns number of bytes used.
1106 static int TranslateKey(WPARAM wParam
, LPARAM lParam
, unsigned char *output
) {
1107 unsigned char *p
= output
;
1112 * Prepend ESC if ALT was pressed at the time.
1114 if (lParam
& 0x20000000)
1118 * Get hold of the keyboard state, because we'll need it a few
1121 ret
= GetKeyboardState(keystate
);
1124 * Shift-PgUp, Shift-PgDn, and Alt-F4 all produce window
1125 * events: we'll deal with those now.
1127 if (ret
&& (keystate
[VK_SHIFT
] & 0x80) && wParam
== VK_PRIOR
) {
1128 SendMessage (hwnd
, WM_VSCROLL
, SB_PAGEUP
, 0);
1131 if (ret
&& (keystate
[VK_SHIFT
] & 0x80) && wParam
== VK_NEXT
) {
1132 SendMessage (hwnd
, WM_VSCROLL
, SB_PAGEDOWN
, 0);
1135 if ((lParam
& 0x20000000) && wParam
== VK_F4
) {
1136 SendMessage (hwnd
, WM_DESTROY
, 0, 0);
1141 * In general, the strategy is to see what the Windows keymap
1142 * translation has to say for itself, and then process function
1143 * keys and suchlike ourselves if that fails. But first we must
1144 * deal with the small number of special cases which the
1145 * Windows keymap translator thinks it can do but gets wrong.
1147 * First special case: we might want the Backspace key to send
1150 if (wParam
== VK_BACK
) {
1151 *p
++ = (cfg
.bksp_is_delete ?
0x7F : 0x08);
1156 * Control-Space should send ^@ (0x00), not Space.
1158 if (ret
&& (keystate
[VK_CONTROL
] & 0x80) && wParam
== VK_SPACE
) {
1164 * If we're in applications keypad mode, we have to process it
1165 * before char-map translation, because it will pre-empt lots
1166 * of stuff, even if NumLock is off.
1168 if (app_keypad_keys
) {
1171 * Hack to ensure NumLock doesn't interfere with
1172 * perception of Shift for Keypad Plus. I don't pretend
1173 * to understand this, but it seems to work as is.
1174 * Leave it alone, or die.
1176 keystate
[VK_NUMLOCK
] = 0;
1177 SetKeyboardState (keystate
);
1178 GetKeyboardState (keystate
);
1180 switch ( (lParam
>> 16) & 0x1FF ) {
1181 case 0x145: p
+= sprintf((char *)p
, "\x1BOP"); return p
- output
;
1182 case 0x135: p
+= sprintf((char *)p
, "\x1BOQ"); return p
- output
;
1183 case 0x037: p
+= sprintf((char *)p
, "\x1BOR"); return p
- output
;
1184 case 0x047: p
+= sprintf((char *)p
, "\x1BOw"); return p
- output
;
1185 case 0x048: p
+= sprintf((char *)p
, "\x1BOx"); return p
- output
;
1186 case 0x049: p
+= sprintf((char *)p
, "\x1BOy"); return p
- output
;
1187 case 0x04A: p
+= sprintf((char *)p
, "\x1BOS"); return p
- output
;
1188 case 0x04B: p
+= sprintf((char *)p
, "\x1BOt"); return p
- output
;
1189 case 0x04C: p
+= sprintf((char *)p
, "\x1BOu"); return p
- output
;
1190 case 0x04D: p
+= sprintf((char *)p
, "\x1BOv"); return p
- output
;
1191 case 0x04E: /* keypad + is ^[Ol, but ^[Om with Shift */
1192 p
+= sprintf((char *)p
,
1193 (ret
&& (keystate
[VK_SHIFT
] & 0x80)) ?
1194 "\x1BOm" : "\x1BOl");
1196 case 0x04F: p
+= sprintf((char *)p
, "\x1BOq"); return p
- output
;
1197 case 0x050: p
+= sprintf((char *)p
, "\x1BOr"); return p
- output
;
1198 case 0x051: p
+= sprintf((char *)p
, "\x1BOs"); return p
- output
;
1199 case 0x052: p
+= sprintf((char *)p
, "\x1BOp"); return p
- output
;
1200 case 0x053: p
+= sprintf((char *)p
, "\x1BOn"); return p
- output
;
1201 case 0x11C: p
+= sprintf((char *)p
, "\x1BOM"); return p
- output
;
1206 * Before doing Windows charmap translation, remove ALT from
1207 * the keymap, since its sole effect should be to prepend ESC,
1208 * which we've already done. Note that removal of ALT has to
1209 * happen _after_ the above call to SetKeyboardState, or dire
1210 * things will befall.
1212 keystate
[VK_MENU
] = keystate
[VK_LMENU
] = keystate
[VK_RMENU
] = 0;
1215 * Attempt the Windows char-map translation.
1219 int r
= ToAscii (wParam
, (lParam
>> 16) & 0xFF,
1228 * OK, we haven't had a key code from the keymap translation.
1229 * We'll try our various special cases and function keys, and
1230 * then give up. (There's nothing wrong with giving up:
1231 * Scrollock, Pause/Break, and of course the various buckybit
1232 * keys all produce KEYDOWN events that we really _do_ want to
1237 * Control-2 should return ^@ (0x00), Control-6 should return
1238 * ^^ (0x1E), and Control-Minus should return ^_ (0x1F). Since
1239 * the DOS keyboard handling did it, and we have nothing better
1240 * to do with the key combo in question, we'll also map
1241 * Control-Backquote to ^\ (0x1C).
1243 if (ret
&& (keystate
[VK_CONTROL
] & 0x80) && wParam
== '2') {
1247 if (ret
&& (keystate
[VK_CONTROL
] & 0x80) && wParam
== '6') {
1251 if (ret
&& (keystate
[VK_CONTROL
] & 0x80) && wParam
== 0xBD) {
1255 if (ret
&& (keystate
[VK_CONTROL
] & 0x80) && wParam
== 0xDF) {
1261 * First, all the keys that do tilde codes. (ESC '[' nn '~',
1262 * for integer decimal nn.)
1264 * We also deal with the weird ones here. Linux VCs replace F1
1265 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
1266 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
1271 case VK_F1
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
23 : 11); break;
1272 case VK_F2
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
24 : 12); break;
1273 case VK_F3
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
25 : 13); break;
1274 case VK_F4
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
26 : 14); break;
1275 case VK_F5
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
28 : 15); break;
1276 case VK_F6
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
29 : 17); break;
1277 case VK_F7
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
31 : 18); break;
1278 case VK_F8
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
32 : 19); break;
1279 case VK_F9
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
33 : 20); break;
1280 case VK_F10
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
34 : 21); break;
1281 case VK_F11
: code
= 23; break;
1282 case VK_F12
: code
= 24; break;
1283 case VK_HOME
: code
= 1; break;
1284 case VK_INSERT
: code
= 2; break;
1285 case VK_DELETE
: code
= 3; break;
1286 case VK_END
: code
= 4; break;
1287 case VK_PRIOR
: code
= 5; break;
1288 case VK_NEXT
: code
= 6; break;
1290 if (cfg
.linux_funkeys
&& code
>= 11 && code
<= 15) {
1291 p
+= sprintf((char *)p
, "\x1B[[%c", code
+ 'A' - 11);
1294 if (cfg
.rxvt_homeend
&& (code
== 1 || code
== 4)) {
1295 p
+= sprintf((char *)p
, code
== 1 ?
"\x1B[H" : "\x1BOw");
1299 p
+= sprintf((char *)p
, "\x1B[%d~", code
);
1304 * Now the remaining keys (arrows and Keypad 5. Keypad 5 for
1305 * some reason seems to send VK_CLEAR to Windows...).
1309 p
+= sprintf((char *)p
, app_cursor_keys ?
"\x1BOA" : "\x1B[A");
1312 p
+= sprintf((char *)p
, app_cursor_keys ?
"\x1BOB" : "\x1B[B");
1315 p
+= sprintf((char *)p
, app_cursor_keys ?
"\x1BOC" : "\x1B[C");
1318 p
+= sprintf((char *)p
, app_cursor_keys ?
"\x1BOD" : "\x1B[D");
1320 case VK_CLEAR
: p
+= sprintf((char *)p
, "\x1B[G"); return p
- output
;
1326 void set_title (char *title
) {
1327 sfree (window_name
);
1328 window_name
= smalloc(1+strlen(title
));
1329 strcpy (window_name
, title
);
1330 if (cfg
.win_name_always
|| !IsIconic(hwnd
))
1331 SetWindowText (hwnd
, title
);
1334 void set_icon (char *title
) {
1336 icon_name
= smalloc(1+strlen(title
));
1337 strcpy (icon_name
, title
);
1338 if (!cfg
.win_name_always
&& IsIconic(hwnd
))
1339 SetWindowText (hwnd
, title
);
1342 void set_sbar (int total
, int start
, int page
) {
1344 si
.cbSize
= sizeof(si
);
1345 si
.fMask
= SIF_RANGE
| SIF_PAGE
| SIF_POS
| SIF_DISABLENOSCROLL
;
1347 si
.nMax
= total
- 1;
1351 SetScrollInfo (hwnd
, SB_VERT
, &si
, TRUE
);
1359 SelectPalette (hdc
, pal
, FALSE
);
1365 void free_ctx (Context ctx
) {
1366 SelectPalette (ctx
, GetStockObject (DEFAULT_PALETTE
), FALSE
);
1367 ReleaseDC (hwnd
, ctx
);
1370 static void real_palette_set (int n
, int r
, int g
, int b
) {
1372 logpal
->palPalEntry
[n
].peRed
= r
;
1373 logpal
->palPalEntry
[n
].peGreen
= g
;
1374 logpal
->palPalEntry
[n
].peBlue
= b
;
1375 logpal
->palPalEntry
[n
].peFlags
= PC_NOCOLLAPSE
;
1376 colours
[n
] = PALETTERGB(r
, g
, b
);
1377 SetPaletteEntries (pal
, 0, NCOLOURS
, logpal
->palPalEntry
);
1379 colours
[n
] = RGB(r
, g
, b
);
1382 void palette_set (int n
, int r
, int g
, int b
) {
1383 static const int first
[21] = {
1384 0, 2, 4, 6, 8, 10, 12, 14,
1385 1, 3, 5, 7, 9, 11, 13, 15,
1388 real_palette_set (first
[n
], r
, g
, b
);
1390 real_palette_set (first
[n
]+1, r
, g
, b
);
1392 HDC hdc
= get_ctx();
1393 UnrealizeObject (pal
);
1394 RealizePalette (hdc
);
1399 void palette_reset (void) {
1402 for (i
= 0; i
< NCOLOURS
; i
++) {
1404 logpal
->palPalEntry
[i
].peRed
= defpal
[i
].rgbtRed
;
1405 logpal
->palPalEntry
[i
].peGreen
= defpal
[i
].rgbtGreen
;
1406 logpal
->palPalEntry
[i
].peBlue
= defpal
[i
].rgbtBlue
;
1407 logpal
->palPalEntry
[i
].peFlags
= 0;
1408 colours
[i
] = PALETTERGB(defpal
[i
].rgbtRed
,
1409 defpal
[i
].rgbtGreen
,
1410 defpal
[i
].rgbtBlue
);
1412 colours
[i
] = RGB(defpal
[i
].rgbtRed
,
1413 defpal
[i
].rgbtGreen
,
1414 defpal
[i
].rgbtBlue
);
1419 SetPaletteEntries (pal
, 0, NCOLOURS
, logpal
->palPalEntry
);
1421 RealizePalette (hdc
);
1426 void write_clip (void *data
, int len
) {
1430 clipdata
= GlobalAlloc (GMEM_DDESHARE
| GMEM_MOVEABLE
, len
+ 1);
1433 lock
= GlobalLock (clipdata
);
1436 memcpy (lock
, data
, len
);
1437 ((unsigned char *) lock
) [len
] = 0;
1438 GlobalUnlock (clipdata
);
1440 SendMessage (hwnd
, WM_IGNORE_CLIP
, TRUE
, 0);
1441 if (OpenClipboard (hwnd
)) {
1443 SetClipboardData (CF_TEXT
, clipdata
);
1446 GlobalFree (clipdata
);
1447 SendMessage (hwnd
, WM_IGNORE_CLIP
, FALSE
, 0);
1450 void get_clip (void **p
, int *len
) {
1451 static HGLOBAL clipdata
= NULL
;
1455 GlobalUnlock (clipdata
);
1459 if (OpenClipboard (NULL
)) {
1460 clipdata
= GetClipboardData (CF_TEXT
);
1463 *p
= GlobalLock (clipdata
);
1477 * Move `lines' lines from position `from' to position `to' in the
1480 void optimised_move (int to
, int from
, int lines
) {
1484 min
= (to
< from ? to
: from
);
1485 max
= to
+ from
- min
;
1488 r
.left
= 0; r
.right
= cols
* font_width
;
1489 r
.top
= min
* font_height
; r
.bottom
= (max
+lines
) * font_height
;
1490 ScrollWindow (hwnd
, 0, (to
- from
) * font_height
, &r
, &r
);
1494 * Print a message box and perform a fatal exit.
1496 void fatalbox(char *fmt
, ...) {
1501 vsprintf(stuff
, fmt
, ap
);
1503 MessageBox(hwnd
, stuff
, "PuTTY Fatal Error", MB_ICONERROR
| MB_OK
);