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 if (lastbtn
== b
&& GetMessageTime() - lasttime
< dbltime
) {
560 lastact
= (lastact
== MA_CLICK ? MA_2CLK
:
561 lastact
== MA_2CLK ? MA_3CLK
:
562 lastact
== MA_3CLK ? MA_CLICK
: MA_NOTHING
);
567 if (lastact
!= MA_NOTHING
)
568 term_mouse (b
, lastact
, x
, y
);
569 lasttime
= GetMessageTime();
572 static int WINAPI
WndProc (HWND hwnd
, UINT message
,
573 WPARAM wParam
, LPARAM lParam
) {
575 static int ignore_size
= FALSE
;
576 static int ignore_clip
= FALSE
;
577 static int just_reconfigged
= FALSE
;
596 PROCESS_INFORMATION pi
;
597 HANDLE filemap
= NULL
;
599 if (wParam
== IDM_DUPSESS
) {
601 * Allocate a file-mapping memory chunk for the
604 SECURITY_ATTRIBUTES sa
;
607 sa
.nLength
= sizeof(sa
);
608 sa
.lpSecurityDescriptor
= NULL
;
609 sa
.bInheritHandle
= TRUE
;
610 filemap
= CreateFileMapping((HANDLE
)0xFFFFFFFF,
617 p
= (Config
*)MapViewOfFile(filemap
,
619 0, 0, sizeof(Config
));
621 *p
= cfg
; /* structure copy */
625 sprintf(c
, "putty &%08x", filemap
);
630 GetModuleFileName (NULL
, b
, sizeof(b
)-1);
632 si
.lpReserved
= NULL
;
637 si
.lpReserved2
= NULL
;
638 CreateProcess (b
, cl
, NULL
, NULL
, TRUE
,
639 NORMAL_PRIORITY_CLASS
, NULL
, NULL
, &si
, &pi
);
642 CloseHandle(filemap
);
646 if (!do_reconfig(hwnd
))
648 just_reconfigged
= TRUE
;
653 DeleteObject(fonts
[i
]);
655 bold_mode
= cfg
.bold_colour ? BOLD_COLOURS
: BOLD_FONT
;
665 term_size(cfg
.height
, cfg
.width
, cfg
.savelines
);
666 InvalidateRect(hwnd
, NULL
, TRUE
);
667 SetWindowPos (hwnd
, NULL
, 0, 0,
668 extra_width
+ font_width
* cfg
.width
,
669 extra_height
+ font_height
* cfg
.height
,
670 SWP_NOACTIVATE
| SWP_NOCOPYBITS
|
671 SWP_NOMOVE
| SWP_NOZORDER
);
672 if (IsIconic(hwnd
)) {
674 cfg
.win_name_always ? window_name
: icon_name
);
683 case IDM_TEL_AYT
: back
->special (TS_AYT
); break;
684 case IDM_TEL_BRK
: back
->special (TS_BRK
); break;
685 case IDM_TEL_SYNCH
: back
->special (TS_SYNCH
); break;
686 case IDM_TEL_EC
: back
->special (TS_EC
); break;
687 case IDM_TEL_EL
: back
->special (TS_EL
); break;
688 case IDM_TEL_GA
: back
->special (TS_GA
); break;
689 case IDM_TEL_NOP
: back
->special (TS_NOP
); break;
690 case IDM_TEL_ABORT
: back
->special (TS_ABORT
); break;
691 case IDM_TEL_AO
: back
->special (TS_AO
); break;
692 case IDM_TEL_IP
: back
->special (TS_IP
); break;
693 case IDM_TEL_SUSP
: back
->special (TS_SUSP
); break;
694 case IDM_TEL_EOR
: back
->special (TS_EOR
); break;
695 case IDM_TEL_EOF
: back
->special (TS_EOF
); break;
702 click (MB_SELECT
, LOWORD(lParam
) / font_width
,
703 HIWORD(lParam
) / font_height
);
706 term_mouse (MB_SELECT
, MA_RELEASE
, LOWORD(lParam
) / font_width
,
707 HIWORD(lParam
) / font_height
);
710 click (cfg
.mouse_is_xterm ? MB_PASTE
: MB_EXTEND
,
711 LOWORD(lParam
) / font_width
,
712 HIWORD(lParam
) / font_height
);
715 term_mouse (cfg
.mouse_is_xterm ? MB_PASTE
: MB_EXTEND
,
716 MA_RELEASE
, LOWORD(lParam
) / font_width
,
717 HIWORD(lParam
) / font_height
);
720 click (cfg
.mouse_is_xterm ? MB_EXTEND
: MB_PASTE
,
721 LOWORD(lParam
) / font_width
,
722 HIWORD(lParam
) / font_height
);
725 term_mouse (cfg
.mouse_is_xterm ? MB_EXTEND
: MB_PASTE
,
726 MA_RELEASE
, LOWORD(lParam
) / font_width
,
727 HIWORD(lParam
) / font_height
);
731 * Add the mouse position and message time to the random
732 * number noise, if we're using ssh.
734 if (cfg
.protocol
== PROT_SSH
)
735 noise_ultralight(lParam
);
737 if (wParam
& (MK_LBUTTON
| MK_MBUTTON
| MK_RBUTTON
)) {
739 if (wParam
& MK_LBUTTON
)
741 else if (wParam
& MK_MBUTTON
)
742 b
= cfg
.mouse_is_xterm ? MB_PASTE
: MB_EXTEND
;
744 b
= cfg
.mouse_is_xterm ? MB_EXTEND
: MB_PASTE
;
745 term_mouse (b
, MA_DRAG
, LOWORD(lParam
) / font_width
,
746 HIWORD(lParam
) / font_height
);
748 lastbtn
= MB_NOTHING
;
749 lastact
= MA_NOTHING
;
750 lasttime
= GetMessageTime();
753 ignore_clip
= wParam
; /* don't panic on DESTROYCLIPBOARD */
755 case WM_DESTROYCLIPBOARD
:
763 hdc
= BeginPaint (hwnd
, &p
);
765 SelectPalette (hdc
, pal
, TRUE
);
766 RealizePalette (hdc
);
768 term_paint (hdc
, p
.rcPaint
.left
, p
.rcPaint
.top
,
769 p
.rcPaint
.right
, p
.rcPaint
.bottom
);
770 SelectObject (hdc
, GetStockObject(SYSTEM_FONT
));
771 SelectObject (hdc
, GetStockObject(WHITE_PEN
));
777 int i
= back
->msg (wParam
, lParam
);
780 switch (WSABASEERR
+ (-i
) % 10000) {
782 sprintf(buf
, "Connection reset by peer");
785 sprintf(buf
, "Unexpected network error %d", -i
);
788 MessageBox(hwnd
, buf
, "PuTTY Fatal Error",
789 MB_ICONERROR
| MB_OK
);
792 if (cfg
.close_on_exit
)
795 MessageBox(hwnd
, "Connection closed by remote host",
796 "PuTTY", MB_OK
| MB_ICONINFORMATION
);
797 SetWindowText (hwnd
, "PuTTY (inactive)");
813 ignore_size
= TRUE
; /* don't panic on next WM_SIZE msg */
817 int width
, height
, w
, h
, ew
, eh
;
818 LPRECT r
= (LPRECT
)lParam
;
820 width
= r
->right
- r
->left
- extra_width
;
821 height
= r
->bottom
- r
->top
- extra_height
;
822 w
= (width
+ font_width
/2) / font_width
; if (w
< 1) w
= 1;
823 h
= (height
+ font_height
/2) / font_height
; if (h
< 1) h
= 1;
824 ew
= width
- w
* font_width
;
825 eh
= height
- h
* font_height
;
827 if (wParam
== WMSZ_LEFT
||
828 wParam
== WMSZ_BOTTOMLEFT
||
829 wParam
== WMSZ_TOPLEFT
)
835 if (wParam
== WMSZ_TOP
||
836 wParam
== WMSZ_TOPRIGHT
||
837 wParam
== WMSZ_TOPLEFT
)
849 if (wParam
== SIZE_MINIMIZED
) {
851 cfg
.win_name_always ? window_name
: icon_name
);
854 if (wParam
== SIZE_RESTORED
|| wParam
== SIZE_MAXIMIZED
)
855 SetWindowText (hwnd
, window_name
);
857 int width
, height
, w
, h
, ew
, eh
;
859 width
= LOWORD(lParam
);
860 height
= HIWORD(lParam
);
861 w
= width
/ font_width
; if (w
< 1) w
= 1;
862 h
= height
/ font_height
; if (h
< 1) h
= 1;
863 #if 0 /* we have fixed this using WM_SIZING now */
864 ew
= width
- w
* font_width
;
865 eh
= height
- h
* font_height
;
866 if (ew
!= 0 || eh
!= 0) {
868 GetWindowRect (hwnd
, &r
);
869 SendMessage (hwnd
, WM_IGNORE_SIZE
, 0, 0);
870 SetWindowPos (hwnd
, NULL
, 0, 0,
871 r
.right
- r
.left
- ew
, r
.bottom
- r
.top
- eh
,
872 SWP_NOACTIVATE
| SWP_NOMOVE
| SWP_NOZORDER
);
875 if (w
!= cols
|| h
!= rows
|| just_reconfigged
) {
877 term_size (h
, w
, cfg
.savelines
);
879 just_reconfigged
= FALSE
;
885 switch (LOWORD(wParam
)) {
886 case SB_BOTTOM
: term_scroll(-1, 0); break;
887 case SB_TOP
: term_scroll(+1, 0); break;
888 case SB_LINEDOWN
: term_scroll (0, +1); break;
889 case SB_LINEUP
: term_scroll (0, -1); break;
890 case SB_PAGEDOWN
: term_scroll (0, +rows
/2); break;
891 case SB_PAGEUP
: term_scroll (0, -rows
/2); break;
892 case SB_THUMBPOSITION
: case SB_THUMBTRACK
:
893 term_scroll (1, HIWORD(wParam
)); break;
896 case WM_PALETTECHANGED
:
897 if ((HWND
) wParam
!= hwnd
&& pal
!= NULL
) {
900 if (RealizePalette (hdc
) > 0)
906 case WM_QUERYNEWPALETTE
:
910 if (RealizePalette (hdc
) > 0)
920 * Add the scan code and keypress timing to the random
921 * number noise, if we're using ssh.
923 if (cfg
.protocol
== PROT_SSH
)
924 noise_ultralight(lParam
);
927 * We don't do TranslateMessage since it disassociates the
928 * resulting CHAR message from the KEYDOWN that sparked it,
929 * which we occasionally don't want. Instead, we process
930 * KEYDOWN, and call the Win32 translator functions so that
931 * we get the translations under _our_ control.
934 unsigned char buf
[20];
937 len
= TranslateKey (wParam
, lParam
, buf
);
938 back
->send (buf
, len
);
944 * Nevertheless, we are prepared to deal with WM_CHAR
945 * messages, should they crop up. So if someone wants to
946 * post the things to us as part of a macro manoeuvre,
947 * we're ready to cope.
956 return DefWindowProc (hwnd
, message
, wParam
, lParam
);
960 * Draw a line of text in the window, at given character
961 * coordinates, in given attributes.
963 * We are allowed to fiddle with the contents of `text'.
965 void do_text (Context ctx
, int x
, int y
, char *text
, int len
,
966 unsigned long attr
) {
974 if (attr
& ATTR_ACTCURS
) {
975 attr
&= (bold_mode
== BOLD_COLOURS ?
0x200 : 0x300);
976 attr
^= ATTR_CUR_XOR
;
980 if (cfg
.vtmode
== VT_OEMONLY
)
984 * Map high-half characters in order to approximate ISO using
985 * OEM character set. Characters missing are 0xC3 (Atilde) and
988 if (nfont
& FONT_OEM
) {
990 for (i
=0; i
<len
; i
++)
991 if (text
[i
] >= '\xA0' && text
[i
] <= '\xFF') {
992 static const char oemhighhalf
[] =
993 "\x20\xAD\xBD\x9C\xCF\xBE\xDD\xF5" /* A0-A7 */
994 "\xF9\xB8\xA6\xAE\xAA\xF0\xA9\xEE" /* A8-AF */
995 "\xF8\xF1\xFD\xFC\xEF\xE6\xF4\xFA" /* B0-B7 */
996 "\xF7\xFB\xA7\xAF\xAC\xAB\xF3\xA8" /* B8-BF */
997 "\xB7\xB5\xB6\x41\x8E\x8F\x92\x80" /* C0-C7 */
998 "\xD4\x90\xD2\xD3\x49\xD6\xD7\xD8" /* C8-CF */
999 "\xD1\xA5\xE3\xE0\xE2\xE5\x99\x9E" /* D0-D7 */
1000 "\x9D\xEB\xE9\xEA\x9A\xED\xE8\xE1" /* D8-DF */
1001 "\x85\xA0\x83\xC6\x84\x86\x91\x87" /* E0-E7 */
1002 "\x8A\x82\x88\x89\x8D\xA1\x8C\x8B" /* E8-EF */
1003 "\xD0\xA4\x95\xA2\x93\xE4\x94\xF6" /* F0-F7 */
1004 "\x9B\x97\xA3\x96\x81\xEC\xE7\x98" /* F8-FF */
1006 text
[i
] = oemhighhalf
[(unsigned char)text
[i
] - 0xA0];
1010 if (attr
& ATTR_GBCHR
) {
1013 * GB mapping: map # to pound, and everything else stays
1016 for (i
=0; i
<len
; i
++)
1018 text
[i
] = cfg
.vtmode
== VT_OEMONLY ?
'\x9C' : '\xA3';
1019 } else if (attr
& ATTR_LINEDRW
) {
1021 static const char poorman
[] =
1022 "*#****\xB0\xB1**+++++-----++++|****\xA3\xB7";
1023 static const char oemmap
[] =
1024 "*\xB1****\xF8\xF1**\xD9\xBF\xDA\xC0\xC5"
1025 "\xC4\xC4\xC4\xC4\xC4\xC3\xB4\xC1\xC2\xB3****\x9C\xFA";
1028 * Line drawing mapping: map ` thru ~ (0x60 thru 0x7E) to
1029 * VT100 line drawing chars; everything else stays normal.
1031 switch (cfg
.vtmode
) {
1033 for (i
=0; i
<len
; i
++)
1034 if (text
[i
] >= '\x60' && text
[i
] <= '\x7E')
1035 text
[i
] += '\x01' - '\x60';
1040 for (i
=0; i
<len
; i
++)
1041 if (text
[i
] >= '\x60' && text
[i
] <= '\x7E')
1042 text
[i
] = oemmap
[(unsigned char)text
[i
] - 0x60];
1045 for (i
=0; i
<len
; i
++)
1046 if (text
[i
] >= '\x60' && text
[i
] <= '\x7E')
1047 text
[i
] = poorman
[(unsigned char)text
[i
] - 0x60];
1052 nfg
= 2 * ((attr
& ATTR_FGMASK
) >> ATTR_FGSHIFT
);
1053 nbg
= 2 * ((attr
& ATTR_BGMASK
) >> ATTR_BGSHIFT
);
1054 if (bold_mode
== BOLD_FONT
&& (attr
& ATTR_BOLD
))
1056 if (und_mode
== UND_FONT
&& (attr
& ATTR_UNDER
))
1057 nfont
|= FONT_UNDERLINE
;
1058 if (attr
& ATTR_REVERSE
) {
1059 t
= nfg
; nfg
= nbg
; nbg
= t
;
1061 if (bold_mode
== BOLD_COLOURS
&& (attr
& ATTR_BOLD
))
1065 SelectObject (hdc
, fonts
[nfont
]);
1066 SetTextColor (hdc
, fg
);
1067 SetBkColor (hdc
, bg
);
1068 SetBkMode (hdc
, OPAQUE
);
1069 TextOut (hdc
, x
, y
, text
, len
);
1070 if (bold_mode
== BOLD_SHADOW
&& (attr
& ATTR_BOLD
)) {
1071 SetBkMode (hdc
, TRANSPARENT
);
1072 TextOut (hdc
, x
-1, y
, text
, len
);
1074 if (und_mode
== UND_LINE
&& (attr
& ATTR_UNDER
)) {
1075 SelectObject (hdc
, CreatePen(PS_SOLID
, 0, fg
));
1076 MoveToEx (hdc
, x
, y
+descent
, NULL
);
1077 LineTo (hdc
, x
+len
*font_width
, y
+descent
);
1079 if (attr
& ATTR_PASCURS
) {
1081 pts
[0].x
= pts
[1].x
= pts
[4].x
= x
;
1082 pts
[2].x
= pts
[3].x
= x
+font_width
-1;
1083 pts
[0].y
= pts
[3].y
= pts
[4].y
= y
;
1084 pts
[1].y
= pts
[2].y
= y
+font_height
-1;
1085 SelectObject (hdc
, CreatePen(PS_SOLID
, 0, colours
[23]));
1086 Polyline (hdc
, pts
, 5);
1091 * Translate a WM_(SYS)?KEYDOWN message into a string of ASCII
1092 * codes. Returns number of bytes used.
1094 static int TranslateKey(WPARAM wParam
, LPARAM lParam
, unsigned char *output
) {
1095 unsigned char *p
= output
;
1100 * Prepend ESC if ALT was pressed at the time.
1102 if (lParam
& 0x20000000)
1106 * Get hold of the keyboard state, because we'll need it a few
1109 ret
= GetKeyboardState(keystate
);
1112 * Shift-PgUp, Shift-PgDn, and Alt-F4 all produce window
1113 * events: we'll deal with those now.
1115 if (ret
&& (keystate
[VK_SHIFT
] & 0x80) && wParam
== VK_PRIOR
) {
1116 SendMessage (hwnd
, WM_VSCROLL
, SB_PAGEUP
, 0);
1119 if (ret
&& (keystate
[VK_SHIFT
] & 0x80) && wParam
== VK_NEXT
) {
1120 SendMessage (hwnd
, WM_VSCROLL
, SB_PAGEDOWN
, 0);
1123 if ((lParam
& 0x20000000) && wParam
== VK_F4
) {
1124 SendMessage (hwnd
, WM_DESTROY
, 0, 0);
1129 * In general, the strategy is to see what the Windows keymap
1130 * translation has to say for itself, and then process function
1131 * keys and suchlike ourselves if that fails. But first we must
1132 * deal with the small number of special cases which the
1133 * Windows keymap translator thinks it can do but gets wrong.
1135 * First special case: we might want the Backspace key to send
1138 if (wParam
== VK_BACK
) {
1139 *p
++ = (cfg
.bksp_is_delete ?
0x7F : 0x08);
1144 * Control-Space should send ^@ (0x00), not Space.
1146 if (ret
&& (keystate
[VK_CONTROL
] & 0x80) && wParam
== VK_SPACE
) {
1152 * If we're in applications keypad mode, we have to process it
1153 * before char-map translation, because it will pre-empt lots
1154 * of stuff, even if NumLock is off.
1156 if (app_keypad_keys
) {
1159 * Hack to ensure NumLock doesn't interfere with
1160 * perception of Shift for Keypad Plus. I don't pretend
1161 * to understand this, but it seems to work as is.
1162 * Leave it alone, or die.
1164 keystate
[VK_NUMLOCK
] = 0;
1165 SetKeyboardState (keystate
);
1166 GetKeyboardState (keystate
);
1168 switch ( (lParam
>> 16) & 0x1FF ) {
1169 case 0x145: p
+= sprintf((char *)p
, "\x1BOP"); return p
- output
;
1170 case 0x135: p
+= sprintf((char *)p
, "\x1BOQ"); return p
- output
;
1171 case 0x037: p
+= sprintf((char *)p
, "\x1BOR"); return p
- output
;
1172 case 0x047: p
+= sprintf((char *)p
, "\x1BOw"); return p
- output
;
1173 case 0x048: p
+= sprintf((char *)p
, "\x1BOx"); return p
- output
;
1174 case 0x049: p
+= sprintf((char *)p
, "\x1BOy"); return p
- output
;
1175 case 0x04A: p
+= sprintf((char *)p
, "\x1BOS"); return p
- output
;
1176 case 0x04B: p
+= sprintf((char *)p
, "\x1BOt"); return p
- output
;
1177 case 0x04C: p
+= sprintf((char *)p
, "\x1BOu"); return p
- output
;
1178 case 0x04D: p
+= sprintf((char *)p
, "\x1BOv"); return p
- output
;
1179 case 0x04E: /* keypad + is ^[Ol, but ^[Om with Shift */
1180 p
+= sprintf((char *)p
,
1181 (ret
&& (keystate
[VK_SHIFT
] & 0x80)) ?
1182 "\x1BOm" : "\x1BOl");
1184 case 0x04F: p
+= sprintf((char *)p
, "\x1BOq"); return p
- output
;
1185 case 0x050: p
+= sprintf((char *)p
, "\x1BOr"); return p
- output
;
1186 case 0x051: p
+= sprintf((char *)p
, "\x1BOs"); return p
- output
;
1187 case 0x052: p
+= sprintf((char *)p
, "\x1BOp"); return p
- output
;
1188 case 0x053: p
+= sprintf((char *)p
, "\x1BOn"); return p
- output
;
1189 case 0x11C: p
+= sprintf((char *)p
, "\x1BOM"); return p
- output
;
1194 * Before doing Windows charmap translation, remove ALT from
1195 * the keymap, since its sole effect should be to prepend ESC,
1196 * which we've already done. Note that removal of ALT has to
1197 * happen _after_ the above call to SetKeyboardState, or dire
1198 * things will befall.
1200 keystate
[VK_MENU
] = keystate
[VK_LMENU
] = keystate
[VK_RMENU
] = 0;
1203 * Attempt the Windows char-map translation.
1207 int r
= ToAscii (wParam
, (lParam
>> 16) & 0xFF,
1216 * OK, we haven't had a key code from the keymap translation.
1217 * We'll try our various special cases and function keys, and
1218 * then give up. (There's nothing wrong with giving up:
1219 * Scrollock, Pause/Break, and of course the various buckybit
1220 * keys all produce KEYDOWN events that we really _do_ want to
1225 * Control-2 should return ^@ (0x00), Control-6 should return
1226 * ^^ (0x1E), and Control-Minus should return ^_ (0x1F). Since
1227 * the DOS keyboard handling did it, and we have nothing better
1228 * to do with the key combo in question, we'll also map
1229 * Control-Backquote to ^\ (0x1C).
1231 if (ret
&& (keystate
[VK_CONTROL
] & 0x80) && wParam
== '2') {
1235 if (ret
&& (keystate
[VK_CONTROL
] & 0x80) && wParam
== '6') {
1239 if (ret
&& (keystate
[VK_CONTROL
] & 0x80) && wParam
== 0xBD) {
1243 if (ret
&& (keystate
[VK_CONTROL
] & 0x80) && wParam
== 0xDF) {
1249 * First, all the keys that do tilde codes. (ESC '[' nn '~',
1250 * for integer decimal nn.)
1252 * We also deal with the weird ones here. Linux VCs replace F1
1253 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
1254 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
1259 case VK_F1
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
23 : 11); break;
1260 case VK_F2
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
24 : 12); break;
1261 case VK_F3
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
25 : 13); break;
1262 case VK_F4
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
26 : 14); break;
1263 case VK_F5
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
28 : 15); break;
1264 case VK_F6
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
29 : 17); break;
1265 case VK_F7
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
31 : 18); break;
1266 case VK_F8
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
32 : 19); break;
1267 case VK_F9
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
33 : 20); break;
1268 case VK_F10
: code
= (keystate
[VK_SHIFT
] & 0x80 ?
34 : 21); break;
1269 case VK_F11
: code
= 23; break;
1270 case VK_F12
: code
= 24; break;
1271 case VK_HOME
: code
= 1; break;
1272 case VK_INSERT
: code
= 2; break;
1273 case VK_DELETE
: code
= 3; break;
1274 case VK_END
: code
= 4; break;
1275 case VK_PRIOR
: code
= 5; break;
1276 case VK_NEXT
: code
= 6; break;
1278 if (cfg
.linux_funkeys
&& code
>= 11 && code
<= 15) {
1279 p
+= sprintf((char *)p
, "\x1B[[%c", code
+ 'A' - 11);
1282 if (cfg
.rxvt_homeend
&& (code
== 1 || code
== 4)) {
1283 p
+= sprintf((char *)p
, code
== 1 ?
"\x1B[H" : "\x1BOw");
1287 p
+= sprintf((char *)p
, "\x1B[%d~", code
);
1292 * Now the remaining keys (arrows and Keypad 5. Keypad 5 for
1293 * some reason seems to send VK_CLEAR to Windows...).
1297 p
+= sprintf((char *)p
, app_cursor_keys ?
"\x1BOA" : "\x1B[A");
1300 p
+= sprintf((char *)p
, app_cursor_keys ?
"\x1BOB" : "\x1B[B");
1303 p
+= sprintf((char *)p
, app_cursor_keys ?
"\x1BOC" : "\x1B[C");
1306 p
+= sprintf((char *)p
, app_cursor_keys ?
"\x1BOD" : "\x1B[D");
1308 case VK_CLEAR
: p
+= sprintf((char *)p
, "\x1B[G"); return p
- output
;
1314 void set_title (char *title
) {
1315 sfree (window_name
);
1316 window_name
= smalloc(1+strlen(title
));
1317 strcpy (window_name
, title
);
1318 if (!IsIconic(hwnd
))
1319 SetWindowText (hwnd
, title
);
1322 void set_icon (char *title
) {
1324 icon_name
= smalloc(1+strlen(title
));
1325 strcpy (icon_name
, title
);
1327 SetWindowText (hwnd
, title
);
1330 void set_sbar (int total
, int start
, int page
) {
1332 si
.cbSize
= sizeof(si
);
1333 si
.fMask
= SIF_RANGE
| SIF_PAGE
| SIF_POS
| SIF_DISABLENOSCROLL
;
1335 si
.nMax
= total
- 1;
1338 SetScrollInfo (hwnd
, SB_VERT
, &si
, TRUE
);
1346 SelectPalette (hdc
, pal
, FALSE
);
1352 void free_ctx (Context ctx
) {
1353 SelectPalette (ctx
, GetStockObject (DEFAULT_PALETTE
), FALSE
);
1354 ReleaseDC (hwnd
, ctx
);
1357 static void real_palette_set (int n
, int r
, int g
, int b
) {
1359 logpal
->palPalEntry
[n
].peRed
= r
;
1360 logpal
->palPalEntry
[n
].peGreen
= g
;
1361 logpal
->palPalEntry
[n
].peBlue
= b
;
1362 logpal
->palPalEntry
[n
].peFlags
= PC_NOCOLLAPSE
;
1363 colours
[n
] = PALETTERGB(r
, g
, b
);
1364 SetPaletteEntries (pal
, 0, NCOLOURS
, logpal
->palPalEntry
);
1366 colours
[n
] = RGB(r
, g
, b
);
1369 void palette_set (int n
, int r
, int g
, int b
) {
1370 static const int first
[21] = {
1371 0, 2, 4, 6, 8, 10, 12, 14,
1372 1, 3, 5, 7, 9, 11, 13, 15,
1375 real_palette_set (first
[n
], r
, g
, b
);
1377 real_palette_set (first
[n
]+1, r
, g
, b
);
1379 HDC hdc
= get_ctx();
1380 UnrealizeObject (pal
);
1381 RealizePalette (hdc
);
1386 void palette_reset (void) {
1389 for (i
= 0; i
< NCOLOURS
; i
++) {
1391 logpal
->palPalEntry
[i
].peRed
= defpal
[i
].rgbtRed
;
1392 logpal
->palPalEntry
[i
].peGreen
= defpal
[i
].rgbtGreen
;
1393 logpal
->palPalEntry
[i
].peBlue
= defpal
[i
].rgbtBlue
;
1394 logpal
->palPalEntry
[i
].peFlags
= 0;
1395 colours
[i
] = PALETTERGB(defpal
[i
].rgbtRed
,
1396 defpal
[i
].rgbtGreen
,
1397 defpal
[i
].rgbtBlue
);
1399 colours
[i
] = RGB(defpal
[i
].rgbtRed
,
1400 defpal
[i
].rgbtGreen
,
1401 defpal
[i
].rgbtBlue
);
1406 SetPaletteEntries (pal
, 0, NCOLOURS
, logpal
->palPalEntry
);
1408 RealizePalette (hdc
);
1413 void write_clip (void *data
, int len
) {
1417 clipdata
= GlobalAlloc (GMEM_DDESHARE
| GMEM_MOVEABLE
, len
+ 1);
1420 lock
= GlobalLock (clipdata
);
1423 memcpy (lock
, data
, len
);
1424 ((unsigned char *) lock
) [len
] = 0;
1425 GlobalUnlock (clipdata
);
1427 SendMessage (hwnd
, WM_IGNORE_CLIP
, TRUE
, 0);
1428 if (OpenClipboard (hwnd
)) {
1430 SetClipboardData (CF_TEXT
, clipdata
);
1433 GlobalFree (clipdata
);
1434 SendMessage (hwnd
, WM_IGNORE_CLIP
, FALSE
, 0);
1437 void get_clip (void **p
, int *len
) {
1438 static HGLOBAL clipdata
= NULL
;
1442 GlobalUnlock (clipdata
);
1446 if (OpenClipboard (NULL
)) {
1447 clipdata
= GetClipboardData (CF_TEXT
);
1450 *p
= GlobalLock (clipdata
);
1464 * Move `lines' lines from position `from' to position `to' in the
1467 void optimised_move (int to
, int from
, int lines
) {
1471 min
= (to
< from ? to
: from
);
1472 max
= to
+ from
- min
;
1475 r
.left
= 0; r
.right
= cols
* font_width
;
1476 r
.top
= min
* font_height
; r
.bottom
= (max
+lines
) * font_height
;
1477 ScrollWindow (hwnd
, 0, (to
- from
) * font_height
, &r
, &r
);
1481 * Print a message box and perform a fatal exit.
1483 void fatalbox(char *fmt
, ...) {
1488 vsprintf(stuff
, fmt
, ap
);
1490 MessageBox(hwnd
, stuff
, "PuTTY Fatal Error", MB_ICONERROR
| MB_OK
);