git.distorted.org.uk Git - u/mdw/putty/blob - mac/mac.c

   1 /* $Id$ */
   2 /*
   3  * Copyright (c) 1999, 2003 Ben Harris
   4  * All rights reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person
   7  * obtaining a copy of this software and associated documentation
   8  * files (the "Software"), to deal in the Software without
   9  * restriction, including without limitation the rights to use,
  10  * copy, modify, merge, publish, distribute, sublicense, and/or
  11  * sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following
  13  * conditions:
  14  *
  15  * The above copyright notice and this permission notice shall be
  16  * included in all copies or substantial portions of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  19  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  21  * NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
  23  * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  24  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  25  * SOFTWARE.
  26  */
  27 /*
  28  * mac.c -- miscellaneous Mac-specific routines
  29  */
  30
  31 #include <MacTypes.h>
  32 #include <AEDataModel.h>
  33 #include <AppleEvents.h>
  34 #include <Controls.h>
  35 #include <Quickdraw.h>
  36 #include <Fonts.h>
  37 #include <MacWindows.h>
  38 #include <Menus.h>
  39 #include <TextEdit.h>
  40 #include <Appearance.h>
  41 #include <CodeFragments.h>
  42 #include <Dialogs.h>
  43 #include <Devices.h>
  44 #include <DiskInit.h>
  45 #include <Gestalt.h>
  46 #include <LowMem.h>
  47 #include <Navigation.h>
  48 #include <Resources.h>
  49 #include <Script.h>
  50 #include <TextCommon.h>
  51 #include <ToolUtils.h>
  52 #include <UnicodeConverter.h>
  53
  54 #include <assert.h>
  55 #include <limits.h>
  56 #include <stdarg.h>
  57 #include <stdlib.h>             /* putty.h needs size_t */
  58 #include <stdio.h>              /* for vsprintf */
  59
  60 #define PUTTY_DO_GLOBALS
  61
  62 #include "macresid.h"
  63 #include "putty.h"
  64 #include "ssh.h"
  65 #include "terminal.h"
  66 #include "mac.h"
  67
  68 Session *sesslist;
  69
  70 static int cold = 1;
  71 static int borednow = FALSE;
  72 struct mac_gestalts mac_gestalts;
  73 UInt32 sleeptime;
  74
  75 static void mac_startup(void);
  76 static void mac_eventloop(void);
  77 #pragma noreturn (mac_eventloop)
  78 static void mac_event(EventRecord *);
  79 static void mac_contentclick(WindowPtr, EventRecord *);
  80 static void mac_growwindow(WindowPtr, EventRecord *);
  81 static void mac_activatewindow(WindowPtr, EventRecord *);
  82 static void mac_suspendresume(EventRecord *);
  83 static void mac_activateabout(WindowPtr, EventRecord *);
  84 static void mac_updatewindow(WindowPtr);
  85 static void mac_updatelicence(WindowPtr);
  86 static void mac_keypress(EventRecord *);
  87 static int mac_windowtype(WindowPtr);
  88 static void mac_menucommand(long);
  89 static void mac_openlicence(void);
  90 static void mac_adjustcursor(RgnHandle);
  91 static void mac_adjustmenus(void);
  92 static void mac_closewindow(WindowPtr);
  93 static void mac_zoomwindow(WindowPtr, short);
  94 #pragma noreturn (cleanup_exit)
  95
  96 struct mac_windows {
  97     WindowPtr about;
  98     WindowPtr licence;
  99 };
 100
 101 struct mac_windows windows;
 102
 103 int main (int argc, char **argv) {
 104
 105     mac_startup();
 106     mac_eventloop();
 107 }
 108
 109 #pragma noreturn (main)
 110
 111 static void mac_startup(void) {
 112     Handle menuBar;
 113     TECInfoHandle ti;
 114
 115 #if !TARGET_API_MAC_CARBON
 116     /* Init Memory Manager */
 117     MaxApplZone();
 118     /* Init QuickDraw */
 119     InitGraf(&qd.thePort);
 120     /* Init Font Manager */
 121     InitFonts();
 122     /* Init Window Manager */
 123     InitWindows();
 124     /* Init Menu Manager */
 125     InitMenus();
 126     /* Init TextEdit */
 127     TEInit();
 128     /* Init Dialog Manager */
 129     InitDialogs(NULL);
 130 #endif
 131     cold = 0;
 132
 133     /* Get base system version (only used if there's no better selector) */
 134     if (Gestalt(gestaltSystemVersion, &mac_gestalts.sysvers) != noErr ||
 135         (mac_gestalts.sysvers &= 0xffff) < 0x700)
 136         fatalbox("PuTTY requires System 7 or newer");
 137     /* Find out if we've got Color Quickdraw */
 138     if (Gestalt(gestaltQuickdrawVersion, &mac_gestalts.qdvers) != noErr)
 139         mac_gestalts.qdvers = gestaltOriginalQD;
 140     /* ... and the Appearance Manager? */
 141     if (Gestalt(gestaltAppearanceVersion, &mac_gestalts.apprvers) != noErr)
 142         if (Gestalt(gestaltAppearanceAttr, NULL) == noErr)
 143             mac_gestalts.apprvers = 0x0100;
 144         else
 145             mac_gestalts.apprvers = 0;
 146 #if TARGET_RT_MAC_CFM
 147     /* Paranoia: Did we manage to pull in AppearanceLib? */
 148     if (&RegisterAppearanceClient == kUnresolvedCFragSymbolAddress)
 149         mac_gestalts.apprvers = 0;
 150 #endif
 151 #if TARGET_CPU_68K
 152     mac_gestalts.cntlattr = 0;
 153     mac_gestalts.windattr = 0;
 154 #else
 155     /* Mac OS 8.5 Control Manager (proportional scrollbars)? */
 156     if (Gestalt(gestaltControlMgrAttr, &mac_gestalts.cntlattr) != noErr ||
 157         &SetControlViewSize == kUnresolvedCFragSymbolAddress)
 158         mac_gestalts.cntlattr = 0;
 159     /* Mac OS 8.5 Window Manager? */
 160     if (Gestalt(gestaltWindowMgrAttr, &mac_gestalts.windattr) != noErr ||
 161         &SetWindowContentColor == kUnresolvedCFragSymbolAddress)
 162         mac_gestalts.windattr = 0;
 163     /* Mac OS 8.5 Menu Manager? */
 164     if (Gestalt(gestaltMenuMgrAttr, &mac_gestalts.menuattr) != noErr)
 165         mac_gestalts.menuattr = 0;
 166 #endif
 167     /* Text Encoding Conversion Manager? */
 168     if (
 169 #if TARGET_RT_MAC_CFM
 170         &TECGetInfo == kUnresolvedCFragSymbolAddress ||
 171 #else
 172         InitializeUnicodeConverter(NULL) != noErr ||
 173 #endif
 174         TECGetInfo(&ti) != noErr)
 175         mac_gestalts.encvvers = 0;
 176     else {
 177         mac_gestalts.encvvers = (*ti)->tecVersion;
 178         mac_gestalts.uncvattr = (*ti)->tecUnicodeConverterFeatures;
 179         DisposeHandle((Handle)ti);
 180     }
 181     /* Navigation Services? */
 182     if (NavServicesAvailable())
 183         mac_gestalts.navsvers = NavLibraryVersion();
 184     else
 185         mac_gestalts.navsvers = 0;
 186
 187     sk_init();
 188
 189     /* We've been tested with the Appearance Manager */
 190     if (mac_gestalts.apprvers != 0)
 191         RegisterAppearanceClient();
 192
 193     menuBar = GetNewMBar(128);
 194     if (menuBar == NULL)
 195         fatalbox("Unable to create menu bar.");
 196     SetMenuBar(menuBar);
 197     AppendResMenu(GetMenuHandle(mApple), 'DRVR');
 198     if (mac_gestalts.menuattr & gestaltMenuMgrAquaLayoutMask) {
 199         DeleteMenuItem(GetMenuHandle(mFile), iQuit);
 200         /* Also delete the separator above the Quit item. */
 201         DeleteMenuItem(GetMenuHandle(mFile), iQuit - 1);
 202     }
 203     mac_adjustmenus();
 204     DrawMenuBar();
 205     InitCursor();
 206     windows.about = NULL;
 207     windows.licence = NULL;
 208
 209     default_protocol = be_default_protocol;
 210     /* Find the appropriate default port. */
 211     {
 212         int i;
 213         default_port = 0; /* illegal */
 214         for (i = 0; backends[i].backend != NULL; i++)
 215             if (backends[i].protocol == default_protocol) {
 216                 default_port = backends[i].backend->default_port;
 217                 break;
 218             }
 219     }
 220     flags = FLAG_INTERACTIVE;
 221
 222 #if !TARGET_API_MAC_CARBON
 223     {
 224         short vol;
 225         long dirid;
 226
 227         /* Set the default directory for loading and saving settings. */
 228         /* XXX Should we create it? */
 229         if (get_session_dir(FALSE, &vol, &dirid) == noErr) {
 230             LMSetSFSaveDisk(-vol);
 231             LMSetCurDirStore(dirid);
 232         }
 233     }
 234 #endif
 235
 236     /* Install Apple Event handlers. */
 237     AEInstallEventHandler(kCoreEventClass, kAEOpenApplication,
 238                           NewAEEventHandlerUPP(&mac_aevt_oapp), 0, FALSE);
 239     AEInstallEventHandler(kCoreEventClass, kAEOpenDocuments,
 240                           NewAEEventHandlerUPP(&mac_aevt_odoc), 0, FALSE);
 241     AEInstallEventHandler(kCoreEventClass, kAEPrintDocuments,
 242                           NewAEEventHandlerUPP(&mac_aevt_pdoc), 0, FALSE);
 243     AEInstallEventHandler(kCoreEventClass, kAEQuitApplication,
 244                           NewAEEventHandlerUPP(&mac_aevt_quit), 0, FALSE);
 245 }
 246
 247 static void mac_eventloop(void) {
 248     Boolean gotevent;
 249     EventRecord event;
 250     RgnHandle cursrgn;
 251
 252     cursrgn = NewRgn();
 253     sleeptime = 0;
 254     for (;;) {
 255         mac_adjustcursor(cursrgn);
 256         gotevent = WaitNextEvent(everyEvent, &event, sleeptime, cursrgn);
 257         /*
 258          * XXX For now, limit sleep time to 1/10 s to work around
 259          * wake-before-sleep race in MacTCP code.
 260          */
 261         sleeptime = 6;
 262         mac_adjustcursor(cursrgn);
 263         if (gotevent) {
 264             /* Ensure we get a null event when the real ones run out. */
 265             sleeptime = 0;
 266             mac_event(&event);
 267             if (borednow)
 268                 cleanup_exit(0);
 269         }
 270         sk_poll();
 271         if (!gotevent)
 272             mac_pollterm();
 273         if (mac_gestalts.apprvers >= 0x100 && mac_frontwindow() != NULL)
 274             IdleControls(mac_frontwindow());
 275     }
 276     DisposeRgn(cursrgn);
 277 }
 278
 279 static void mac_event(EventRecord *event) {
 280     short part;
 281     WindowPtr window;
 282
 283     switch (event->what) {
 284       case mouseDown:
 285         part = FindWindow(event->where, &window);
 286         switch (part) {
 287           case inMenuBar:
 288             mac_adjustmenus();
 289             mac_menucommand(MenuSelect(event->where));
 290             break;
 291 #if !TARGET_API_MAC_CARBON
 292           case inSysWindow:
 293             SystemClick(event, window);
 294             break;
 295 #endif
 296           case inContent:
 297             if (window != FrontWindow())
 298                 /* XXX: check for movable modal dboxes? */
 299                 SelectWindow(window);
 300             else
 301                 mac_contentclick(window, event);
 302             break;
 303           case inGoAway:
 304             if (TrackGoAway(window, event->where))
 305                 mac_closewindow(window);
 306             break;
 307           case inDrag:
 308             /* XXX: moveable modal check? */
 309 #if TARGET_API_MAC_CARBON
 310             {
 311                 BitMap screenBits;
 312
 313                 GetQDGlobalsScreenBits(&screenBits);
 314                 DragWindow(window, event->where, &screenBits.bounds);
 315             }
 316 #else
 317             DragWindow(window, event->where, &qd.screenBits.bounds);
 318 #endif
 319             break;
 320           case inGrow:
 321             mac_growwindow(window, event);
 322             break;
 323           case inZoomIn:
 324           case inZoomOut:
 325             if (TrackBox(window, event->where, part))
 326                 mac_zoomwindow(window, part);
 327             break;
 328         }
 329         break;
 330       case keyDown:
 331       case autoKey:
 332         mac_keypress(event);
 333         break;
 334       case activateEvt:
 335         mac_activatewindow((WindowPtr)event->message, event);
 336         break;
 337       case updateEvt:
 338         mac_updatewindow((WindowPtr)event->message);
 339         break;
 340 #if !TARGET_API_MAC_CARBON
 341       case diskEvt:
 342         if (HiWord(event->message) != noErr) {
 343             Point pt;
 344
 345             SetPt(&pt, 120, 120);
 346             DIBadMount(pt, event->message);
 347         }
 348         break;
 349 #endif
 350       case osEvt:
 351         switch ((event->message & osEvtMessageMask) >> 24) {
 352           case suspendResumeMessage:
 353             mac_suspendresume(event);
 354             break;
 355         }
 356         break;
 357       case kHighLevelEvent:
 358         AEProcessAppleEvent(event); /* errors? */
 359         break;
 360     }
 361 }
 362
 363 static void mac_contentclick(WindowPtr window, EventRecord *event)
 364 {
 365
 366     if (mac_wininfo(window)->click != NULL)
 367         (*mac_wininfo(window)->click)(window, event);
 368 }
 369
 370 static void mac_growwindow(WindowPtr window, EventRecord *event)
 371 {
 372
 373     if (mac_wininfo(window)->grow != NULL)
 374         (*mac_wininfo(window)->grow)(window, event);
 375 }
 376
 377 static void mac_activatewindow(WindowPtr window, EventRecord *event)
 378 {
 379
 380     mac_adjustmenus();
 381     if (mac_wininfo(window)->activate != NULL)
 382         (*mac_wininfo(window)->activate)(window, event);
 383 }
 384
 385 static void mac_updatewindow(WindowPtr window)
 386 {
 387
 388     if (mac_wininfo(window)->update != NULL)
 389         (*mac_wininfo(window)->update)(window);
 390 }
 391
 392 /*
 393  * Work out what kind of window we're dealing with.
 394  */
 395 static int mac_windowtype(WindowPtr window)
 396 {
 397
 398 #if !TARGET_API_MAC_CARBON
 399     if (GetWindowKind(window) < 0)
 400         return wDA;
 401 #endif
 402     return ((WinInfo *)GetWRefCon(window))->wtype;
 403 }
 404
 405 /*
 406  * Handle a key press
 407  */
 408 static void mac_keypress(EventRecord *event) {
 409     WindowPtr window;
 410
 411     window = mac_frontwindow();
 412     /*
 413      * Check for a command-key combination, but ignore it if it counts
 414      * as a meta-key combination and we're in a terminal window.
 415      */
 416     if (event->what == keyDown && (event->modifiers & cmdKey) /*&&
 417         !((event->modifiers & cfg.meta_modifiers) == cfg.meta_modifiers &&
 418             mac_windowtype(window) == wTerminal)*/) {
 419         mac_adjustmenus();
 420         mac_menucommand(MenuKey(event->message & charCodeMask));
 421     } else {
 422         if (window != NULL && mac_wininfo(window)->key != NULL)
 423             (*mac_wininfo(window)->key)(window, event);
 424     }
 425 }
 426
 427 static void mac_menucommand(long result) {
 428     short menu, item;
 429     WindowPtr window;
 430 #if !TARGET_API_MAC_CARBON
 431     Str255 da;
 432 #endif
 433
 434     menu = HiWord(result);
 435     item = LoWord(result);
 436     window = mac_frontwindow();
 437     /* Things which do the same whatever window we're in. */
 438     switch (menu) {
 439       case mApple:
 440         switch (item) {
 441           case iAbout:
 442             mac_openabout();
 443             goto done;
 444 #if !TARGET_API_MAC_CARBON
 445           default:
 446             GetMenuItemText(GetMenuHandle(mApple), item, da);
 447             OpenDeskAcc(da);
 448             goto done;
 449 #endif
 450         }
 451         break;
 452       case mFile:
 453         switch (item) {
 454           case iNew:
 455             mac_newsession();
 456             goto done;
 457           case iOpen:
 458             mac_opensession();
 459             goto done;
 460           case iClose:
 461             mac_closewindow(window);
 462             goto done;
 463           case iSave:
 464             mac_savesession();
 465             goto done;
 466           case iSaveAs:
 467             mac_savesessionas();
 468             goto done;
 469           case iDuplicate:
 470             mac_dupsession();
 471             goto done;
 472           case iQuit:
 473             cleanup_exit(0);
 474             goto done;
 475         }
 476         break;
 477     }
 478     /* If we get here, handling is up to window-specific code. */
 479     if (window != NULL && mac_wininfo(window)->menu != NULL)
 480         (*mac_wininfo(window)->menu)(window, menu, item);
 481
 482   done:
 483     HiliteMenu(0);
 484 }
 485
 486 static void mac_closewindow(WindowPtr window) {
 487
 488     switch (mac_windowtype(window)) {
 489 #if !TARGET_API_MAC_CARBON
 490       case wDA:
 491         CloseDeskAcc(GetWindowKind(window));
 492         break;
 493 #endif
 494       default:
 495         if (mac_wininfo(window)->close != NULL)
 496             (*mac_wininfo(window)->close)(window);
 497         break;
 498     }
 499 }
 500
 501 static void mac_suspendresume(EventRecord *event)
 502 {
 503     WindowPtr front;
 504     EventRecord fakeevent;
 505
 506     /*
 507      * We're called either before we're suspended or after we're
 508      * resumed, so we're the front application at this point.
 509      */
 510     front = FrontWindow();
 511     if (front != NULL) {
 512         fakeevent.what = activateEvt;
 513         fakeevent.message = (UInt32)front;
 514         fakeevent.when = event->when;
 515         fakeevent.where = event->where;
 516         fakeevent.modifiers =
 517             (event->message & resumeFlag) ? activeFlag : 0;
 518         mac_activatewindow(front, &fakeevent);
 519     }
 520 }
 521
 522 static void mac_zoomwindow(WindowPtr window, short part) {
 523
 524     /* FIXME: do something */
 525 }
 526
 527 /*
 528  * Make the menus look right before the user gets to see them.
 529  */
 530 #if TARGET_API_MAC_CARBON
 531 #define EnableItem EnableMenuItem
 532 #define DisableItem DisableMenuItem
 533 #endif
 534 static void mac_adjustmenus(void) {
 535     WindowPtr window;
 536     MenuHandle menu;
 537
 538     window = mac_frontwindow();
 539     menu = GetMenuHandle(mApple);
 540     EnableItem(menu, 0);
 541     EnableItem(menu, iAbout);
 542
 543     menu = GetMenuHandle(mFile);
 544     EnableItem(menu, 0);
 545     EnableItem(menu, iNew);
 546     if (window != NULL)
 547         EnableItem(menu, iClose);
 548     else
 549         DisableItem(menu, iClose);
 550     EnableItem(menu, iQuit);
 551
 552     if (window != NULL && mac_wininfo(window)->adjustmenus != NULL)
 553         (*mac_wininfo(window)->adjustmenus)(window);
 554     else {
 555         DisableItem(menu, iSave);
 556         DisableItem(menu, iSaveAs);
 557         DisableItem(menu, iDuplicate);
 558         menu = GetMenuHandle(mEdit);
 559         DisableItem(menu, 0);
 560         menu = GetMenuHandle(mWindow);
 561         DisableItem(menu, 0); /* Until we get more than 1 item on it. */
 562     }
 563     DrawMenuBar();
 564 }
 565
 566 /*
 567  * Make sure the right cursor's being displayed.
 568  */
 569 static void mac_adjustcursor(RgnHandle cursrgn) {
 570     Point mouse;
 571     WindowPtr window, front;
 572     short part;
 573 #if TARGET_API_MAC_CARBON
 574     Cursor arrow;
 575     RgnHandle visrgn;
 576 #endif
 577
 578     GetMouse(&mouse);
 579     LocalToGlobal(&mouse);
 580     part = FindWindow(mouse, &window);
 581     front = FrontWindow();
 582     if (part != inContent || window == NULL || window != front) {
 583         /* Cursor isn't in the front window, so switch to arrow */
 584 #if TARGET_API_MAC_CARBON
 585         GetQDGlobalsArrow(&arrow);
 586         SetCursor(&arrow);
 587 #else
 588         SetCursor(&qd.arrow);
 589 #endif
 590         SetRectRgn(cursrgn, SHRT_MIN, SHRT_MIN, SHRT_MAX, SHRT_MAX);
 591         if (front != NULL) {
 592 #if TARGET_API_MAC_CARBON
 593             visrgn = NewRgn();
 594             GetPortVisibleRegion(GetWindowPort(front), visrgn);
 595             DiffRgn(cursrgn, visrgn, cursrgn);
 596             DisposeRgn(visrgn);
 597 #else
 598             DiffRgn(cursrgn, front->visRgn, cursrgn);
 599 #endif
 600         }
 601     } else {
 602         if (mac_wininfo(window)->adjustcursor != NULL)
 603             (*mac_wininfo(window)->adjustcursor)(window, mouse, cursrgn);
 604         else {
 605 #if TARGET_API_MAC_CARBON
 606             GetQDGlobalsArrow(&arrow);
 607             SetCursor(&arrow);
 608             GetPortVisibleRegion(GetWindowPort(window), cursrgn);
 609 #else
 610             SetCursor(&qd.arrow);
 611             CopyRgn(window->visRgn, cursrgn);
 612 #endif
 613         }
 614     }
 615 }
 616
 617 pascal OSErr mac_aevt_quit(const AppleEvent *req, AppleEvent *reply,
 618                                   long refcon)
 619 {
 620     DescType type;
 621     Size size;
 622
 623     if (AEGetAttributePtr(req, keyMissedKeywordAttr, typeWildCard,
 624                           &type, NULL, 0, &size) == noErr)
 625         return errAEParamMissed;
 626
 627     borednow = 1;
 628     return noErr;
 629 }
 630
 631 void cleanup_exit(int status)
 632 {
 633
 634 #if !TARGET_RT_MAC_CFM
 635     if (mac_gestalts.encvvers != 0)
 636         TerminateUnicodeConverter();
 637 #endif
 638     sk_cleanup();
 639     exit(status);
 640 }
 641
 642 /* This should only kill the current session, not the whole application. */
 643 void connection_fatal(void *fontend, char *fmt, ...) {
 644     va_list ap;
 645     Str255 stuff;
 646
 647     va_start(ap, fmt);
 648     /* We'd like stuff to be a Pascal string */
 649     stuff[0] = vsprintf((char *)(&stuff[1]), fmt, ap);
 650     va_end(ap);
 651     ParamText(stuff, NULL, NULL, NULL);
 652     StopAlert(128, NULL);
 653     cleanup_exit(1);
 654 }
 655
 656 /* Null SSH agent client -- never finds an agent. */
 657
 658 int agent_exists(void)
 659 {
 660
 661     return FALSE;
 662 }
 663
 664 int agent_query(void *in, int inlen, void **out, int *outlen,
 665                 void (*callback)(void *, void *, int), void *callback_ctx)
 666 {
 667
 668     *out = NULL;
 669     *outlen = 0;
 670     return 1;
 671 }
 672
 673 /* Temporary null routines for testing. */
 674
 675 void verify_ssh_host_key(void *frontend, char *host, int port, char *keytype,
 676                          char *keystr, char *fingerprint)
 677 {
 678     Str255 stuff;
 679     Session *s = frontend;
 680
 681     /*
 682      * This function is horribly wrong.  For one thing, the alert
 683      * shouldn't be modal, it should be movable modal, or a sheet in
 684      * Aqua.  Also, PuTTY might be in the background, in which case we
 685      * should use the Notification Manager to wake up the user.  In
 686      * any case, we shouldn't hold up processing of other connections'
 687      * data just because this one's waiting for the user.  It should
 688      * also handle a host key cache, of course, and see the note below
 689      * about closing the connection.  All in all, a bit of a mess
 690      * really.
 691      */
 692
 693     stuff[0] = sprintf((char *)(&stuff[1]),
 694                        "The server's key fingerprint is: %s\n"
 695                        "Continue connecting?", fingerprint);
 696     ParamText(stuff, NULL, NULL, NULL);
 697     if (CautionAlert(wQuestion, NULL) == 2) {
 698         /*
 699          * User chose "Cancel".  Unfortunately, if I tear the
 700          * connection down here, Bad Things happen when I return.  I
 701          * think this function should actually return something
 702          * telling the SSH code to abandon the connection.
 703          */
 704     }
 705 }
 706
 707 void askalg(void *frontend, const char *algtype, const char *algname)
 708 {
 709
 710 }
 711
 712 void old_keyfile_warning(void)
 713 {
 714
 715 }
 716
 717 FontSpec platform_default_fontspec(char const *name)
 718 {
 719     FontSpec ret;
 720     long smfs;
 721
 722     if (!strcmp(name, "Font")) {
 723         smfs = GetScriptVariable(smSystemScript, smScriptMonoFondSize);
 724         if (smfs == 0)
 725             smfs = GetScriptVariable(smRoman, smScriptMonoFondSize);
 726         if (smfs != 0) {
 727             GetFontName(HiWord(smfs), ret.name);
 728             if (ret.name[0] == 0)
 729                 memcpy(ret.name, "\pMonaco", 7);
 730             ret.size = LoWord(smfs);
 731         } else {
 732             memcpy(ret.name, "\pMonaco", 7);
 733             ret.size = 9;
 734         }
 735         ret.face = 0;
 736     } else {
 737         ret.name[0] = 0;
 738     }
 739
 740     return ret;
 741 }
 742
 743 Filename platform_default_filename(const char *name)
 744 {
 745     Filename ret;
 746     if (!strcmp(name, "LogFileName"))
 747         FSMakeFSSpec(0, 0, "\pputty.log", &ret.fss);
 748     else
 749         memset(&ret, 0, sizeof(ret));
 750     return ret;
 751 }
 752
 753 char *platform_default_s(char const *name)
 754 {
 755     return NULL;
 756 }
 757
 758 int platform_default_i(char const *name, int def)
 759 {
 760
 761     /* Non-raw cut and paste of line-drawing chars works badly on the
 762      * current Unix stub implementation of the Unicode functions.
 763      * So I'm going to temporarily set the default to raw mode so
 764      * that the failure mode isn't quite so drastically horrid.
 765      * When Unicode comes in, this can all be put right. */
 766     if (!strcmp(name, "RawCNP"))
 767         return 1;
 768     return def;
 769 }
 770
 771 void platform_get_x11_auth(char *display, int *proto,
 772                            unsigned char *data, int *datalen)
 773 {
 774     /* SGT: I have no idea whether Mac X servers need anything here. */
 775 }
 776
 777 void update_specials_menu(void *frontend)
 778 {
 779     Session *s = frontend;
 780     WindowPtr front;
 781
 782     front = mac_frontwindow();
 783     if (front != NULL && mac_windowsession(front) == s)
 784         mac_adjustmenus();
 785 }
 786
 787 /*
 788  * Local Variables:
 789  * c-file-style: "simon"
 790  * End:
 791  */