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;
1350 SetScrollInfo (hwnd, SB_VERT, &si, TRUE);
1358 SelectPalette (hdc, pal, FALSE);
1364 void free_ctx (Context ctx) {
1365 SelectPalette (ctx, GetStockObject (DEFAULT_PALETTE), FALSE);
1366 ReleaseDC (hwnd, ctx);
1369 static void real_palette_set (int n, int r, int g, int b) {
1371 logpal->palPalEntry[n].peRed = r;
1372 logpal->palPalEntry[n].peGreen = g;
1373 logpal->palPalEntry[n].peBlue = b;
1374 logpal->palPalEntry[n].peFlags = PC_NOCOLLAPSE;
1375 colours[n] = PALETTERGB(r, g, b);
1376 SetPaletteEntries (pal, 0, NCOLOURS, logpal->palPalEntry);
1378 colours[n] = RGB(r, g, b);
1381 void palette_set (int n, int r, int g, int b) {
1382 static const int first[21] = {
1383 0, 2, 4, 6, 8, 10, 12, 14,
1384 1, 3, 5, 7, 9, 11, 13, 15,
1387 real_palette_set (first[n], r, g, b);
1389 real_palette_set (first[n]+1, r, g, b);
1391 HDC hdc = get_ctx();
1392 UnrealizeObject (pal);
1393 RealizePalette (hdc);
1398 void palette_reset (void) {
1401 for (i = 0; i < NCOLOURS; i++) {
1403 logpal->palPalEntry[i].peRed = defpal[i].rgbtRed;
1404 logpal->palPalEntry[i].peGreen = defpal[i].rgbtGreen;
1405 logpal->palPalEntry[i].peBlue = defpal[i].rgbtBlue;
1406 logpal->palPalEntry[i].peFlags = 0;
1407 colours[i] = PALETTERGB(defpal[i].rgbtRed,
1408 defpal[i].rgbtGreen,
1409 defpal[i].rgbtBlue);
1411 colours[i] = RGB(defpal[i].rgbtRed,
1412 defpal[i].rgbtGreen,
1413 defpal[i].rgbtBlue);
1418 SetPaletteEntries (pal, 0, NCOLOURS, logpal->palPalEntry);
1420 RealizePalette (hdc);
1425 void write_clip (void *data, int len) {
1429 clipdata = GlobalAlloc (GMEM_DDESHARE | GMEM_MOVEABLE, len + 1);
1432 lock = GlobalLock (clipdata);
1435 memcpy (lock, data, len);
1436 ((unsigned char *) lock) [len] = 0;
1437 GlobalUnlock (clipdata);
1439 SendMessage (hwnd, WM_IGNORE_CLIP, TRUE, 0);
1440 if (OpenClipboard (hwnd)) {
1442 SetClipboardData (CF_TEXT, clipdata);
1445 GlobalFree (clipdata);
1446 SendMessage (hwnd, WM_IGNORE_CLIP, FALSE, 0);
1449 void get_clip (void **p, int *len) {
1450 static HGLOBAL clipdata = NULL;
1454 GlobalUnlock (clipdata);
1458 if (OpenClipboard (NULL)) {
1459 clipdata = GetClipboardData (CF_TEXT);
1462 *p = GlobalLock (clipdata);
1476 * Move `lines' lines from position `from' to position `to' in the
1479 void optimised_move (int to, int from, int lines) {
1483 min = (to < from ? to : from);
1484 max = to + from - min;
1487 r.left = 0; r.right = cols * font_width;
1488 r.top = min * font_height; r.bottom = (max+lines) * font_height;
1489 ScrollWindow (hwnd, 0, (to - from) * font_height, &r, &r);
1493 * Print a message box and perform a fatal exit.
1495 void fatalbox(char *fmt, ...) {
1500 vsprintf(stuff, fmt, ap);
1502 MessageBox(hwnd, stuff, "PuTTY Fatal Error", MB_ICONERROR | MB_OK);