config.c

   1 /*
   2  * config.c - the platform-independent parts of the PuTTY
   3  * configuration box.
   4  */
   5
   6 #include <assert.h>
   7 #include <stdlib.h>
   8
   9 #include "putty.h"
  10 #include "dialog.h"
  11 #include "storage.h"
  12
  13 #define PRINTER_DISABLED_STRING "None (printing disabled)"
  14
  15 #define HOST_BOX_TITLE "Host Name (or IP address)"
  16 #define PORT_BOX_TITLE "Port"
  17
  18 static void config_host_handler(union control *ctrl, void *dlg,
  19                                 void *data, int event)
  20 {
  21     Config *cfg = (Config *)data;
  22
  23     /*
  24      * This function works just like the standard edit box handler,
  25      * only it has to choose the control's label and text from two
  26      * different places depending on the protocol.
  27      */
  28     if (event == EVENT_REFRESH) {
  29         if (cfg->protocol == PROT_SERIAL) {
  30             /*
  31              * This label text is carefully chosen to contain an n,
  32              * since that's the shortcut for the host name control.
  33              */
  34             dlg_label_change(ctrl, dlg, "Serial line");
  35             dlg_editbox_set(ctrl, dlg, cfg->serline);
  36         } else {
  37             dlg_label_change(ctrl, dlg, HOST_BOX_TITLE);
  38             dlg_editbox_set(ctrl, dlg, cfg->host);
  39         }
  40     } else if (event == EVENT_VALCHANGE) {
  41         if (cfg->protocol == PROT_SERIAL)
  42             dlg_editbox_get(ctrl, dlg, cfg->serline, lenof(cfg->serline));
  43         else
  44             dlg_editbox_get(ctrl, dlg, cfg->host, lenof(cfg->host));
  45     }
  46 }
  47
  48 static void config_port_handler(union control *ctrl, void *dlg,
  49                                 void *data, int event)
  50 {
  51     Config *cfg = (Config *)data;
  52     char buf[80];
  53
  54     /*
  55      * This function works just like the standard edit box handler,
  56      * only it has to choose the control's label and text from two
  57      * different places depending on the protocol.
  58      */
  59     if (event == EVENT_REFRESH) {
  60         if (cfg->protocol == PROT_SERIAL) {
  61             /*
  62              * This label text is carefully chosen to contain a p,
  63              * since that's the shortcut for the port control.
  64              */
  65             dlg_label_change(ctrl, dlg, "Speed");
  66             sprintf(buf, "%d", cfg->serspeed);
  67         } else {
  68             dlg_label_change(ctrl, dlg, PORT_BOX_TITLE);
  69             sprintf(buf, "%d", cfg->port);
  70         }
  71         dlg_editbox_set(ctrl, dlg, buf);
  72     } else if (event == EVENT_VALCHANGE) {
  73         dlg_editbox_get(ctrl, dlg, buf, lenof(buf));
  74         if (cfg->protocol == PROT_SERIAL)
  75             cfg->serspeed = atoi(buf);
  76         else
  77             cfg->port = atoi(buf);
  78     }
  79 }
  80
  81 struct hostport {
  82     union control *host, *port;
  83 };
  84
  85 /*
  86  * We export this function so that platform-specific config
  87  * routines can use it to conveniently identify the protocol radio
  88  * buttons in order to add to them.
  89  */
  90 void config_protocolbuttons_handler(union control *ctrl, void *dlg,
  91                                     void *data, int event)
  92 {
  93     int button;
  94     Config *cfg = (Config *)data;
  95     struct hostport *hp = (struct hostport *)ctrl->radio.context.p;
  96
  97     /*
  98      * This function works just like the standard radio-button
  99      * handler, except that it also has to change the setting of
 100      * the port box, and refresh both host and port boxes when. We
 101      * expect the context parameter to point at a hostport
 102      * structure giving the `union control's for both.
 103      */
 104     if (event == EVENT_REFRESH) {
 105         for (button = 0; button < ctrl->radio.nbuttons; button++)
 106             if (cfg->protocol == ctrl->radio.buttondata[button].i)
 107                 break;
 108         /* We expected that `break' to happen, in all circumstances. */
 109         assert(button < ctrl->radio.nbuttons);
 110         dlg_radiobutton_set(ctrl, dlg, button);
 111     } else if (event == EVENT_VALCHANGE) {
 112         int oldproto = cfg->protocol;
 113         button = dlg_radiobutton_get(ctrl, dlg);
 114         assert(button >= 0 && button < ctrl->radio.nbuttons);
 115         cfg->protocol = ctrl->radio.buttondata[button].i;
 116         if (oldproto != cfg->protocol) {
 117             Backend *ob = backend_from_proto(oldproto);
 118             Backend *nb = backend_from_proto(cfg->protocol);
 119             assert(ob);
 120             assert(nb);
 121             /* Iff the user hasn't changed the port from the protocol
 122              * default (if any), update it with the new protocol's
 123              * default.
 124              * (XXX: this isn't perfect; a default can become permanent
 125              * by going via the serial backend. However, it helps with
 126              * the common case of tabbing through the controls in order
 127              * and setting a non-default port.) */
 128             if (cfg->port == ob->default_port &&
 129                 cfg->port > 0 && nb->default_port > 0)
 130                 cfg->port = nb->default_port;
 131         }
 132         dlg_refresh(hp->host, dlg);
 133         dlg_refresh(hp->port, dlg);
 134     }
 135 }
 136
 137 static void loggingbuttons_handler(union control *ctrl, void *dlg,
 138                                    void *data, int event)
 139 {
 140     int button;
 141     Config *cfg = (Config *)data;
 142     /* This function works just like the standard radio-button handler,
 143      * but it has to fall back to "no logging" in situations where the
 144      * configured logging type isn't applicable.
 145      */
 146     if (event == EVENT_REFRESH) {
 147         for (button = 0; button < ctrl->radio.nbuttons; button++)
 148             if (cfg->logtype == ctrl->radio.buttondata[button].i)
 149                 break;
 150
 151     /* We fell off the end, so we lack the configured logging type */
 152     if (button == ctrl->radio.nbuttons) {
 153         button=0;
 154         cfg->logtype=LGTYP_NONE;
 155     }
 156     dlg_radiobutton_set(ctrl, dlg, button);
 157     } else if (event == EVENT_VALCHANGE) {
 158         button = dlg_radiobutton_get(ctrl, dlg);
 159         assert(button >= 0 && button < ctrl->radio.nbuttons);
 160         cfg->logtype = ctrl->radio.buttondata[button].i;
 161     }
 162 }
 163
 164 static void numeric_keypad_handler(union control *ctrl, void *dlg,
 165                                    void *data, int event)
 166 {
 167     int button;
 168     Config *cfg = (Config *)data;
 169     /*
 170      * This function works much like the standard radio button
 171      * handler, but it has to handle two fields in Config.
 172      */
 173     if (event == EVENT_REFRESH) {
 174         if (cfg->nethack_keypad)
 175             button = 2;
 176         else if (cfg->app_keypad)
 177             button = 1;
 178         else
 179             button = 0;
 180         assert(button < ctrl->radio.nbuttons);
 181         dlg_radiobutton_set(ctrl, dlg, button);
 182     } else if (event == EVENT_VALCHANGE) {
 183         button = dlg_radiobutton_get(ctrl, dlg);
 184         assert(button >= 0 && button < ctrl->radio.nbuttons);
 185         if (button == 2) {
 186             cfg->app_keypad = FALSE;
 187             cfg->nethack_keypad = TRUE;
 188         } else {
 189             cfg->app_keypad = (button != 0);
 190             cfg->nethack_keypad = FALSE;
 191         }
 192     }
 193 }
 194
 195 static void cipherlist_handler(union control *ctrl, void *dlg,
 196                                void *data, int event)
 197 {
 198     Config *cfg = (Config *)data;
 199     if (event == EVENT_REFRESH) {
 200         int i;
 201
 202         static const struct { char *s; int c; } ciphers[] = {
 203             { "3DES",                   CIPHER_3DES },
 204             { "Blowfish",               CIPHER_BLOWFISH },
 205             { "DES",                    CIPHER_DES },
 206             { "AES (SSH-2 only)",       CIPHER_AES },
 207             { "Arcfour (SSH-2 only)",   CIPHER_ARCFOUR },
 208             { "-- warn below here --",  CIPHER_WARN }
 209         };
 210
 211         /* Set up the "selected ciphers" box. */
 212         /* (cipherlist assumed to contain all ciphers) */
 213         dlg_update_start(ctrl, dlg);
 214         dlg_listbox_clear(ctrl, dlg);
 215         for (i = 0; i < CIPHER_MAX; i++) {
 216             int c = cfg->ssh_cipherlist[i];
 217             int j;
 218             char *cstr = NULL;
 219             for (j = 0; j < (sizeof ciphers) / (sizeof ciphers[0]); j++) {
 220                 if (ciphers[j].c == c) {
 221                     cstr = ciphers[j].s;
 222                     break;
 223                 }
 224             }
 225             dlg_listbox_addwithid(ctrl, dlg, cstr, c);
 226         }
 227         dlg_update_done(ctrl, dlg);
 228
 229     } else if (event == EVENT_VALCHANGE) {
 230         int i;
 231
 232         /* Update array to match the list box. */
 233         for (i=0; i < CIPHER_MAX; i++)
 234             cfg->ssh_cipherlist[i] = dlg_listbox_getid(ctrl, dlg, i);
 235
 236     }
 237 }
 238
 239 static void kexlist_handler(union control *ctrl, void *dlg,
 240                             void *data, int event)
 241 {
 242     Config *cfg = (Config *)data;
 243     if (event == EVENT_REFRESH) {
 244         int i;
 245
 246         static const struct { char *s; int k; } kexes[] = {
 247             { "Diffie-Hellman group 1",         KEX_DHGROUP1 },
 248             { "Diffie-Hellman group 14",        KEX_DHGROUP14 },
 249             { "Diffie-Hellman group exchange",  KEX_DHGEX },
 250             { "RSA-based key exchange",         KEX_RSA },
 251             { "-- warn below here --",          KEX_WARN }
 252         };
 253
 254         /* Set up the "kex preference" box. */
 255         /* (kexlist assumed to contain all algorithms) */
 256         dlg_update_start(ctrl, dlg);
 257         dlg_listbox_clear(ctrl, dlg);
 258         for (i = 0; i < KEX_MAX; i++) {
 259             int k = cfg->ssh_kexlist[i];
 260             int j;
 261             char *kstr = NULL;
 262             for (j = 0; j < (sizeof kexes) / (sizeof kexes[0]); j++) {
 263                 if (kexes[j].k == k) {
 264                     kstr = kexes[j].s;
 265                     break;
 266                 }
 267             }
 268             dlg_listbox_addwithid(ctrl, dlg, kstr, k);
 269         }
 270         dlg_update_done(ctrl, dlg);
 271
 272     } else if (event == EVENT_VALCHANGE) {
 273         int i;
 274
 275         /* Update array to match the list box. */
 276         for (i=0; i < KEX_MAX; i++)
 277             cfg->ssh_kexlist[i] = dlg_listbox_getid(ctrl, dlg, i);
 278
 279     }
 280 }
 281
 282 static void printerbox_handler(union control *ctrl, void *dlg,
 283                                void *data, int event)
 284 {
 285     Config *cfg = (Config *)data;
 286     if (event == EVENT_REFRESH) {
 287         int nprinters, i;
 288         printer_enum *pe;
 289
 290         dlg_update_start(ctrl, dlg);
 291         /*
 292          * Some backends may wish to disable the drop-down list on
 293          * this edit box. Be prepared for this.
 294          */
 295         if (ctrl->editbox.has_list) {
 296             dlg_listbox_clear(ctrl, dlg);
 297             dlg_listbox_add(ctrl, dlg, PRINTER_DISABLED_STRING);
 298             pe = printer_start_enum(&nprinters);
 299             for (i = 0; i < nprinters; i++)
 300                 dlg_listbox_add(ctrl, dlg, printer_get_name(pe, i));
 301             printer_finish_enum(pe);
 302         }
 303         dlg_editbox_set(ctrl, dlg,
 304                         (*cfg->printer ? cfg->printer :
 305                          PRINTER_DISABLED_STRING));
 306         dlg_update_done(ctrl, dlg);
 307     } else if (event == EVENT_VALCHANGE) {
 308         dlg_editbox_get(ctrl, dlg, cfg->printer, sizeof(cfg->printer));
 309         if (!strcmp(cfg->printer, PRINTER_DISABLED_STRING))
 310             *cfg->printer = '\0';
 311     }
 312 }
 313
 314 static void codepage_handler(union control *ctrl, void *dlg,
 315                              void *data, int event)
 316 {
 317     Config *cfg = (Config *)data;
 318     if (event == EVENT_REFRESH) {
 319         int i;
 320         const char *cp;
 321         dlg_update_start(ctrl, dlg);
 322         strcpy(cfg->line_codepage,
 323                cp_name(decode_codepage(cfg->line_codepage)));
 324         dlg_listbox_clear(ctrl, dlg);
 325         for (i = 0; (cp = cp_enumerate(i)) != NULL; i++)
 326             dlg_listbox_add(ctrl, dlg, cp);
 327         dlg_editbox_set(ctrl, dlg, cfg->line_codepage);
 328         dlg_update_done(ctrl, dlg);
 329     } else if (event == EVENT_VALCHANGE) {
 330         dlg_editbox_get(ctrl, dlg, cfg->line_codepage,
 331                         sizeof(cfg->line_codepage));
 332         strcpy(cfg->line_codepage,
 333                cp_name(decode_codepage(cfg->line_codepage)));
 334     }
 335 }
 336
 337 static void sshbug_handler(union control *ctrl, void *dlg,
 338                            void *data, int event)
 339 {
 340     if (event == EVENT_REFRESH) {
 341         dlg_update_start(ctrl, dlg);
 342         dlg_listbox_clear(ctrl, dlg);
 343         dlg_listbox_addwithid(ctrl, dlg, "Auto", AUTO);
 344         dlg_listbox_addwithid(ctrl, dlg, "Off", FORCE_OFF);
 345         dlg_listbox_addwithid(ctrl, dlg, "On", FORCE_ON);
 346         switch (*(int *)ATOFFSET(data, ctrl->listbox.context.i)) {
 347           case AUTO:      dlg_listbox_select(ctrl, dlg, 0); break;
 348           case FORCE_OFF: dlg_listbox_select(ctrl, dlg, 1); break;
 349           case FORCE_ON:  dlg_listbox_select(ctrl, dlg, 2); break;
 350         }
 351         dlg_update_done(ctrl, dlg);
 352     } else if (event == EVENT_SELCHANGE) {
 353         int i = dlg_listbox_index(ctrl, dlg);
 354         if (i < 0)
 355             i = AUTO;
 356         else
 357             i = dlg_listbox_getid(ctrl, dlg, i);
 358         *(int *)ATOFFSET(data, ctrl->listbox.context.i) = i;
 359     }
 360 }
 361
 362 #define SAVEDSESSION_LEN 2048
 363
 364 struct sessionsaver_data {
 365     union control *editbox, *listbox, *loadbutton, *savebutton, *delbutton;
 366     union control *okbutton, *cancelbutton;
 367     struct sesslist sesslist;
 368     int midsession;
 369 };
 370
 371 /*
 372  * Helper function to load the session selected in the list box, if
 373  * any, as this is done in more than one place below. Returns 0 for
 374  * failure.
 375  */
 376 static int load_selected_session(struct sessionsaver_data *ssd,
 377                                  char *savedsession,
 378                                  void *dlg, Config *cfg, int *maybe_launch)
 379 {
 380     int i = dlg_listbox_index(ssd->listbox, dlg);
 381     int isdef;
 382     if (i < 0) {
 383         dlg_beep(dlg);
 384         return 0;
 385     }
 386     isdef = !strcmp(ssd->sesslist.sessions[i], "Default Settings");
 387     load_settings(ssd->sesslist.sessions[i], cfg);
 388     if (!isdef) {
 389         strncpy(savedsession, ssd->sesslist.sessions[i],
 390                 SAVEDSESSION_LEN);
 391         savedsession[SAVEDSESSION_LEN-1] = '\0';
 392         if (maybe_launch)
 393             *maybe_launch = TRUE;
 394     } else {
 395         savedsession[0] = '\0';
 396         if (maybe_launch)
 397             *maybe_launch = FALSE;
 398     }
 399     dlg_refresh(NULL, dlg);
 400     /* Restore the selection, which might have been clobbered by
 401      * changing the value of the edit box. */
 402     dlg_listbox_select(ssd->listbox, dlg, i);
 403     return 1;
 404 }
 405
 406 static void sessionsaver_handler(union control *ctrl, void *dlg,
 407                                  void *data, int event)
 408 {
 409     Config *cfg = (Config *)data;
 410     struct sessionsaver_data *ssd =
 411         (struct sessionsaver_data *)ctrl->generic.context.p;
 412     char *savedsession;
 413
 414     /*
 415      * The first time we're called in a new dialog, we must
 416      * allocate space to store the current contents of the saved
 417      * session edit box (since it must persist even when we switch
 418      * panels, but is not part of the Config).
 419      */
 420     if (!ssd->editbox) {
 421         savedsession = NULL;
 422     } else if (!dlg_get_privdata(ssd->editbox, dlg)) {
 423         savedsession = (char *)
 424             dlg_alloc_privdata(ssd->editbox, dlg, SAVEDSESSION_LEN);
 425         savedsession[0] = '\0';
 426     } else {
 427         savedsession = dlg_get_privdata(ssd->editbox, dlg);
 428     }
 429
 430     if (event == EVENT_REFRESH) {
 431         if (ctrl == ssd->editbox) {
 432             dlg_editbox_set(ctrl, dlg, savedsession);
 433         } else if (ctrl == ssd->listbox) {
 434             int i;
 435             dlg_update_start(ctrl, dlg);
 436             dlg_listbox_clear(ctrl, dlg);
 437             for (i = 0; i < ssd->sesslist.nsessions; i++)
 438                 dlg_listbox_add(ctrl, dlg, ssd->sesslist.sessions[i]);
 439             dlg_update_done(ctrl, dlg);
 440         }
 441     } else if (event == EVENT_VALCHANGE) {
 442         int top, bottom, halfway, i;
 443         if (ctrl == ssd->editbox) {
 444             dlg_editbox_get(ctrl, dlg, savedsession,
 445                             SAVEDSESSION_LEN);
 446             top = ssd->sesslist.nsessions;
 447             bottom = -1;
 448             while (top-bottom > 1) {
 449                 halfway = (top+bottom)/2;
 450                 i = strcmp(savedsession, ssd->sesslist.sessions[halfway]);
 451                 if (i <= 0 ) {
 452                     top = halfway;
 453                 } else {
 454                     bottom = halfway;
 455                 }
 456             }
 457             if (top == ssd->sesslist.nsessions) {
 458                 top -= 1;
 459             }
 460             dlg_listbox_select(ssd->listbox, dlg, top);
 461         }
 462     } else if (event == EVENT_ACTION) {
 463         int mbl = FALSE;
 464         if (!ssd->midsession &&
 465             (ctrl == ssd->listbox ||
 466              (ssd->loadbutton && ctrl == ssd->loadbutton))) {
 467             /*
 468              * The user has double-clicked a session, or hit Load.
 469              * We must load the selected session, and then
 470              * terminate the configuration dialog _if_ there was a
 471              * double-click on the list box _and_ that session
 472              * contains a hostname.
 473              */
 474             if (load_selected_session(ssd, savedsession, dlg, cfg, &mbl) &&
 475                 (mbl && ctrl == ssd->listbox && cfg_launchable(cfg))) {
 476                 dlg_end(dlg, 1);       /* it's all over, and succeeded */
 477             }
 478         } else if (ctrl == ssd->savebutton) {
 479             int isdef = !strcmp(savedsession, "Default Settings");
 480             if (!savedsession[0]) {
 481                 int i = dlg_listbox_index(ssd->listbox, dlg);
 482                 if (i < 0) {
 483                     dlg_beep(dlg);
 484                     return;
 485                 }
 486                 isdef = !strcmp(ssd->sesslist.sessions[i], "Default Settings");
 487                 if (!isdef) {
 488                     strncpy(savedsession, ssd->sesslist.sessions[i],
 489                             SAVEDSESSION_LEN);
 490                     savedsession[SAVEDSESSION_LEN-1] = '\0';
 491                 } else {
 492                     savedsession[0] = '\0';
 493                 }
 494             }
 495             {
 496                 char *errmsg = save_settings(savedsession, cfg);
 497                 if (errmsg) {
 498                     dlg_error_msg(dlg, errmsg);
 499                     sfree(errmsg);
 500                 }
 501             }
 502             get_sesslist(&ssd->sesslist, FALSE);
 503             get_sesslist(&ssd->sesslist, TRUE);
 504             dlg_refresh(ssd->editbox, dlg);
 505             dlg_refresh(ssd->listbox, dlg);
 506         } else if (!ssd->midsession &&
 507                    ssd->delbutton && ctrl == ssd->delbutton) {
 508             int i = dlg_listbox_index(ssd->listbox, dlg);
 509             if (i <= 0) {
 510                 dlg_beep(dlg);
 511             } else {
 512                 del_settings(ssd->sesslist.sessions[i]);
 513                 get_sesslist(&ssd->sesslist, FALSE);
 514                 get_sesslist(&ssd->sesslist, TRUE);
 515                 dlg_refresh(ssd->listbox, dlg);
 516             }
 517         } else if (ctrl == ssd->okbutton) {
 518             if (ssd->midsession) {
 519                 /* In a mid-session Change Settings, Apply is always OK. */
 520                 dlg_end(dlg, 1);
 521                 return;
 522             }
 523             /*
 524              * Annoying special case. If the `Open' button is
 525              * pressed while no host name is currently set, _and_
 526              * the session list previously had the focus, _and_
 527              * there was a session selected in that which had a
 528              * valid host name in it, then load it and go.
 529              */
 530             if (dlg_last_focused(ctrl, dlg) == ssd->listbox &&
 531                 !cfg_launchable(cfg)) {
 532                 Config cfg2;
 533                 int mbl = FALSE;
 534                 if (!load_selected_session(ssd, savedsession, dlg,
 535                                            &cfg2, &mbl)) {
 536                     dlg_beep(dlg);
 537                     return;
 538                 }
 539                 /* If at this point we have a valid session, go! */
 540                 if (mbl && cfg_launchable(&cfg2)) {
 541                     *cfg = cfg2;       /* structure copy */
 542                     cfg->remote_cmd_ptr = NULL;
 543                     dlg_end(dlg, 1);
 544                 } else
 545                     dlg_beep(dlg);
 546                 return;
 547             }
 548
 549             /*
 550              * Otherwise, do the normal thing: if we have a valid
 551              * session, get going.
 552              */
 553             if (cfg_launchable(cfg)) {
 554                 dlg_end(dlg, 1);
 555             } else
 556                 dlg_beep(dlg);
 557         } else if (ctrl == ssd->cancelbutton) {
 558             dlg_end(dlg, 0);
 559         }
 560     }
 561 }
 562
 563 struct charclass_data {
 564     union control *listbox, *editbox, *button;
 565 };
 566
 567 static void charclass_handler(union control *ctrl, void *dlg,
 568                               void *data, int event)
 569 {
 570     Config *cfg = (Config *)data;
 571     struct charclass_data *ccd =
 572         (struct charclass_data *)ctrl->generic.context.p;
 573
 574     if (event == EVENT_REFRESH) {
 575         if (ctrl == ccd->listbox) {
 576             int i;
 577             dlg_update_start(ctrl, dlg);
 578             dlg_listbox_clear(ctrl, dlg);
 579             for (i = 0; i < 128; i++) {
 580                 char str[100];
 581                 sprintf(str, "%d\t(0x%02X)\t%c\t%d", i, i,
 582                         (i >= 0x21 && i != 0x7F) ? i : ' ', cfg->wordness[i]);
 583                 dlg_listbox_add(ctrl, dlg, str);
 584             }
 585             dlg_update_done(ctrl, dlg);
 586         }
 587     } else if (event == EVENT_ACTION) {
 588         if (ctrl == ccd->button) {
 589             char str[100];
 590             int i, n;
 591             dlg_editbox_get(ccd->editbox, dlg, str, sizeof(str));
 592             n = atoi(str);
 593             for (i = 0; i < 128; i++) {
 594                 if (dlg_listbox_issel(ccd->listbox, dlg, i))
 595                     cfg->wordness[i] = n;
 596             }
 597             dlg_refresh(ccd->listbox, dlg);
 598         }
 599     }
 600 }
 601
 602 struct colour_data {
 603     union control *listbox, *redit, *gedit, *bedit, *button;
 604 };
 605
 606 static const char *const colours[] = {
 607     "Default Foreground", "Default Bold Foreground",
 608     "Default Background", "Default Bold Background",
 609     "Cursor Text", "Cursor Colour",
 610     "ANSI Black", "ANSI Black Bold",
 611     "ANSI Red", "ANSI Red Bold",
 612     "ANSI Green", "ANSI Green Bold",
 613     "ANSI Yellow", "ANSI Yellow Bold",
 614     "ANSI Blue", "ANSI Blue Bold",
 615     "ANSI Magenta", "ANSI Magenta Bold",
 616     "ANSI Cyan", "ANSI Cyan Bold",
 617     "ANSI White", "ANSI White Bold"
 618 };
 619
 620 static void colour_handler(union control *ctrl, void *dlg,
 621                             void *data, int event)
 622 {
 623     Config *cfg = (Config *)data;
 624     struct colour_data *cd =
 625         (struct colour_data *)ctrl->generic.context.p;
 626     int update = FALSE, r, g, b;
 627
 628     if (event == EVENT_REFRESH) {
 629         if (ctrl == cd->listbox) {
 630             int i;
 631             dlg_update_start(ctrl, dlg);
 632             dlg_listbox_clear(ctrl, dlg);
 633             for (i = 0; i < lenof(colours); i++)
 634                 dlg_listbox_add(ctrl, dlg, colours[i]);
 635             dlg_update_done(ctrl, dlg);
 636             dlg_editbox_set(cd->redit, dlg, "");
 637             dlg_editbox_set(cd->gedit, dlg, "");
 638             dlg_editbox_set(cd->bedit, dlg, "");
 639         }
 640     } else if (event == EVENT_SELCHANGE) {
 641         if (ctrl == cd->listbox) {
 642             /* The user has selected a colour. Update the RGB text. */
 643             int i = dlg_listbox_index(ctrl, dlg);
 644             if (i < 0) {
 645                 dlg_beep(dlg);
 646                 return;
 647             }
 648             r = cfg->colours[i][0];
 649             g = cfg->colours[i][1];
 650             b = cfg->colours[i][2];
 651             update = TRUE;
 652         }
 653     } else if (event == EVENT_VALCHANGE) {
 654         if (ctrl == cd->redit || ctrl == cd->gedit || ctrl == cd->bedit) {
 655             /* The user has changed the colour using the edit boxes. */
 656             char buf[80];
 657             int i, cval;
 658
 659             dlg_editbox_get(ctrl, dlg, buf, lenof(buf));
 660             cval = atoi(buf);
 661             if (cval > 255) cval = 255;
 662             if (cval < 0)   cval = 0;
 663
 664             i = dlg_listbox_index(cd->listbox, dlg);
 665             if (i >= 0) {
 666                 if (ctrl == cd->redit)
 667                     cfg->colours[i][0] = cval;
 668                 else if (ctrl == cd->gedit)
 669                     cfg->colours[i][1] = cval;
 670                 else if (ctrl == cd->bedit)
 671                     cfg->colours[i][2] = cval;
 672             }
 673         }
 674     } else if (event == EVENT_ACTION) {
 675         if (ctrl == cd->button) {
 676             int i = dlg_listbox_index(cd->listbox, dlg);
 677             if (i < 0) {
 678                 dlg_beep(dlg);
 679                 return;
 680             }
 681             /*
 682              * Start a colour selector, which will send us an
 683              * EVENT_CALLBACK when it's finished and allow us to
 684              * pick up the results.
 685              */
 686             dlg_coloursel_start(ctrl, dlg,
 687                                 cfg->colours[i][0],
 688                                 cfg->colours[i][1],
 689                                 cfg->colours[i][2]);
 690         }
 691     } else if (event == EVENT_CALLBACK) {
 692         if (ctrl == cd->button) {
 693             int i = dlg_listbox_index(cd->listbox, dlg);
 694             /*
 695              * Collect the results of the colour selector. Will
 696              * return nonzero on success, or zero if the colour
 697              * selector did nothing (user hit Cancel, for example).
 698              */
 699             if (dlg_coloursel_results(ctrl, dlg, &r, &g, &b)) {
 700                 cfg->colours[i][0] = r;
 701                 cfg->colours[i][1] = g;
 702                 cfg->colours[i][2] = b;
 703                 update = TRUE;
 704             }
 705         }
 706     }
 707
 708     if (update) {
 709         char buf[40];
 710         sprintf(buf, "%d", r); dlg_editbox_set(cd->redit, dlg, buf);
 711         sprintf(buf, "%d", g); dlg_editbox_set(cd->gedit, dlg, buf);
 712         sprintf(buf, "%d", b); dlg_editbox_set(cd->bedit, dlg, buf);
 713     }
 714 }
 715
 716 struct ttymodes_data {
 717     union control *modelist, *valradio, *valbox;
 718     union control *addbutton, *rembutton, *listbox;
 719 };
 720
 721 static void ttymodes_handler(union control *ctrl, void *dlg,
 722                              void *data, int event)
 723 {
 724     Config *cfg = (Config *)data;
 725     struct ttymodes_data *td =
 726         (struct ttymodes_data *)ctrl->generic.context.p;
 727
 728     if (event == EVENT_REFRESH) {
 729         if (ctrl == td->listbox) {
 730             char *p = cfg->ttymodes;
 731             dlg_update_start(ctrl, dlg);
 732             dlg_listbox_clear(ctrl, dlg);
 733             while (*p) {
 734                 int tabpos = strchr(p, '\t') - p;
 735                 char *disp = dupprintf("%.*s\t%s", tabpos, p,
 736                                        (p[tabpos+1] == 'A') ? "(auto)" :
 737                                        p+tabpos+2);
 738                 dlg_listbox_add(ctrl, dlg, disp);
 739                 p += strlen(p) + 1;
 740                 sfree(disp);
 741             }
 742             dlg_update_done(ctrl, dlg);
 743         } else if (ctrl == td->modelist) {
 744             int i;
 745             dlg_update_start(ctrl, dlg);
 746             dlg_listbox_clear(ctrl, dlg);
 747             for (i = 0; ttymodes[i]; i++)
 748                 dlg_listbox_add(ctrl, dlg, ttymodes[i]);
 749             dlg_listbox_select(ctrl, dlg, 0); /* *shrug* */
 750             dlg_update_done(ctrl, dlg);
 751         } else if (ctrl == td->valradio) {
 752             dlg_radiobutton_set(ctrl, dlg, 0);
 753         }
 754     } else if (event == EVENT_ACTION) {
 755         if (ctrl == td->addbutton) {
 756             int ind = dlg_listbox_index(td->modelist, dlg);
 757             if (ind >= 0) {
 758                 char type = dlg_radiobutton_get(td->valradio, dlg) ? 'V' : 'A';
 759                 int slen, left;
 760                 char *p, str[lenof(cfg->ttymodes)];
 761                 /* Construct new entry */
 762                 memset(str, 0, lenof(str));
 763                 strncpy(str, ttymodes[ind], lenof(str)-3);
 764                 slen = strlen(str);
 765                 str[slen] = '\t';
 766                 str[slen+1] = type;
 767                 slen += 2;
 768                 if (type == 'V') {
 769                     dlg_editbox_get(td->valbox, dlg, str+slen, lenof(str)-slen);
 770                 }
 771                 /* Find end of list, deleting any existing instance */
 772                 p = cfg->ttymodes;
 773                 left = lenof(cfg->ttymodes);
 774                 while (*p) {
 775                     int t = strchr(p, '\t') - p;
 776                     if (t == strlen(ttymodes[ind]) &&
 777                         strncmp(p, ttymodes[ind], t) == 0) {
 778                         memmove(p, p+strlen(p)+1, left - (strlen(p)+1));
 779                         continue;
 780                     }
 781                     left -= strlen(p) + 1;
 782                     p    += strlen(p) + 1;
 783                 }
 784                 /* Append new entry */
 785                 memset(p, 0, left);
 786                 strncpy(p, str, left - 2);
 787                 dlg_refresh(td->listbox, dlg);
 788             } else
 789                 dlg_beep(dlg);
 790         } else if (ctrl == td->rembutton) {
 791             char *p = cfg->ttymodes;
 792             int i = 0, len = lenof(cfg->ttymodes);
 793             while (*p) {
 794                 int multisel = dlg_listbox_index(td->listbox, dlg) < 0;
 795                 if (dlg_listbox_issel(td->listbox, dlg, i)) {
 796                     if (!multisel) {
 797                         /* Populate controls with entry we're about to
 798                          * delete, for ease of editing.
 799                          * (If multiple entries were selected, don't
 800                          * touch the controls.) */
 801                         char *val = strchr(p, '\t');
 802                         if (val) {
 803                             int ind = 0;
 804                             val++;
 805                             while (ttymodes[ind]) {
 806                                 if (strlen(ttymodes[ind]) == val-p-1 &&
 807                                     !strncmp(ttymodes[ind], p, val-p-1))
 808                                     break;
 809                                 ind++;
 810                             }
 811                             dlg_listbox_select(td->modelist, dlg, ind);
 812                             dlg_radiobutton_set(td->valradio, dlg,
 813                                                 (*val == 'V'));
 814                             dlg_editbox_set(td->valbox, dlg, val+1);
 815                         }
 816                     }
 817                     memmove(p, p+strlen(p)+1, len - (strlen(p)+1));
 818                     i++;
 819                     continue;
 820                 }
 821                 len -= strlen(p) + 1;
 822                 p   += strlen(p) + 1;
 823                 i++;
 824             }
 825             memset(p, 0, lenof(cfg->ttymodes) - len);
 826             dlg_refresh(td->listbox, dlg);
 827         }
 828     }
 829 }
 830
 831 struct environ_data {
 832     union control *varbox, *valbox, *addbutton, *rembutton, *listbox;
 833 };
 834
 835 static void environ_handler(union control *ctrl, void *dlg,
 836                             void *data, int event)
 837 {
 838     Config *cfg = (Config *)data;
 839     struct environ_data *ed =
 840         (struct environ_data *)ctrl->generic.context.p;
 841
 842     if (event == EVENT_REFRESH) {
 843         if (ctrl == ed->listbox) {
 844             char *p = cfg->environmt;
 845             dlg_update_start(ctrl, dlg);
 846             dlg_listbox_clear(ctrl, dlg);
 847             while (*p) {
 848                 dlg_listbox_add(ctrl, dlg, p);
 849                 p += strlen(p) + 1;
 850             }
 851             dlg_update_done(ctrl, dlg);
 852         }
 853     } else if (event == EVENT_ACTION) {
 854         if (ctrl == ed->addbutton) {
 855             char str[sizeof(cfg->environmt)];
 856             char *p;
 857             dlg_editbox_get(ed->varbox, dlg, str, sizeof(str)-1);
 858             if (!*str) {
 859                 dlg_beep(dlg);
 860                 return;
 861             }
 862             p = str + strlen(str);
 863             *p++ = '\t';
 864             dlg_editbox_get(ed->valbox, dlg, p, sizeof(str)-1 - (p - str));
 865             if (!*p) {
 866                 dlg_beep(dlg);
 867                 return;
 868             }
 869             p = cfg->environmt;
 870             while (*p) {
 871                 while (*p)
 872                     p++;
 873                 p++;
 874             }
 875             if ((p - cfg->environmt) + strlen(str) + 2 <
 876                 sizeof(cfg->environmt)) {
 877                 strcpy(p, str);
 878                 p[strlen(str) + 1] = '\0';
 879                 dlg_listbox_add(ed->listbox, dlg, str);
 880                 dlg_editbox_set(ed->varbox, dlg, "");
 881                 dlg_editbox_set(ed->valbox, dlg, "");
 882             } else {
 883                 dlg_error_msg(dlg, "Environment too big");
 884             }
 885         } else if (ctrl == ed->rembutton) {
 886             int i = dlg_listbox_index(ed->listbox, dlg);
 887             if (i < 0) {
 888                 dlg_beep(dlg);
 889             } else {
 890                 char *p, *q, *str;
 891
 892                 dlg_listbox_del(ed->listbox, dlg, i);
 893                 p = cfg->environmt;
 894                 while (i > 0) {
 895                     if (!*p)
 896                         goto disaster;
 897                     while (*p)
 898                         p++;
 899                     p++;
 900                     i--;
 901                 }
 902                 q = p;
 903                 if (!*p)
 904                     goto disaster;
 905                 /* Populate controls with the entry we're about to delete
 906                  * for ease of editing */
 907                 str = p;
 908                 p = strchr(p, '\t');
 909                 if (!p)
 910                     goto disaster;
 911                 *p = '\0';
 912                 dlg_editbox_set(ed->varbox, dlg, str);
 913                 p++;
 914                 str = p;
 915                 dlg_editbox_set(ed->valbox, dlg, str);
 916                 p = strchr(p, '\0');
 917                 if (!p)
 918                     goto disaster;
 919                 p++;
 920                 while (*p) {
 921                     while (*p)
 922                         *q++ = *p++;
 923                     *q++ = *p++;
 924                 }
 925                 *q = '\0';
 926                 disaster:;
 927             }
 928         }
 929     }
 930 }
 931
 932 struct portfwd_data {
 933     union control *addbutton, *rembutton, *listbox;
 934     union control *sourcebox, *destbox, *direction;
 935 #ifndef NO_IPV6
 936     union control *addressfamily;
 937 #endif
 938 };
 939
 940 static void portfwd_handler(union control *ctrl, void *dlg,
 941                             void *data, int event)
 942 {
 943     Config *cfg = (Config *)data;
 944     struct portfwd_data *pfd =
 945         (struct portfwd_data *)ctrl->generic.context.p;
 946
 947     if (event == EVENT_REFRESH) {
 948         if (ctrl == pfd->listbox) {
 949             char *p = cfg->portfwd;
 950             dlg_update_start(ctrl, dlg);
 951             dlg_listbox_clear(ctrl, dlg);
 952             while (*p) {
 953                 dlg_listbox_add(ctrl, dlg, p);
 954                 p += strlen(p) + 1;
 955             }
 956             dlg_update_done(ctrl, dlg);
 957         } else if (ctrl == pfd->direction) {
 958             /*
 959              * Default is Local.
 960              */
 961             dlg_radiobutton_set(ctrl, dlg, 0);
 962 #ifndef NO_IPV6
 963         } else if (ctrl == pfd->addressfamily) {
 964             dlg_radiobutton_set(ctrl, dlg, 0);
 965 #endif
 966         }
 967     } else if (event == EVENT_ACTION) {
 968         if (ctrl == pfd->addbutton) {
 969             char str[sizeof(cfg->portfwd)];
 970             char *p;
 971             int i, type;
 972             int whichbutton;
 973
 974             i = 0;
 975 #ifndef NO_IPV6
 976             whichbutton = dlg_radiobutton_get(pfd->addressfamily, dlg);
 977             if (whichbutton == 1)
 978                 str[i++] = '4';
 979             else if (whichbutton == 2)
 980                 str[i++] = '6';
 981 #endif
 982
 983             whichbutton = dlg_radiobutton_get(pfd->direction, dlg);
 984             if (whichbutton == 0)
 985                 type = 'L';
 986             else if (whichbutton == 1)
 987                 type = 'R';
 988             else
 989                 type = 'D';
 990             str[i++] = type;
 991
 992             dlg_editbox_get(pfd->sourcebox, dlg, str+i, sizeof(str) - i);
 993             if (!str[i]) {
 994                 dlg_error_msg(dlg, "You need to specify a source port number");
 995                 return;
 996             }
 997             p = str + strlen(str);
 998             if (type != 'D') {
 999                 *p++ = '\t';
1000                 dlg_editbox_get(pfd->destbox, dlg, p,
1001                                 sizeof(str) - (p - str));
1002                 if (!*p || !strchr(p, ':')) {
1003                     dlg_error_msg(dlg,
1004                                   "You need to specify a destination address\n"
1005                                   "in the form \"host.name:port\"");
1006                     return;
1007                 }
1008             } else
1009                 *p = '\0';
1010             p = cfg->portfwd;
1011             while (*p) {
1012                 while (*p)
1013                     p++;
1014                 p++;
1015             }
1016             if ((p - cfg->portfwd) + strlen(str) + 2 <=
1017                 sizeof(cfg->portfwd)) {
1018                 strcpy(p, str);
1019                 p[strlen(str) + 1] = '\0';
1020                 dlg_listbox_add(pfd->listbox, dlg, str);
1021                 dlg_editbox_set(pfd->sourcebox, dlg, "");
1022                 dlg_editbox_set(pfd->destbox, dlg, "");
1023             } else {
1024                 dlg_error_msg(dlg, "Too many forwardings");
1025             }
1026         } else if (ctrl == pfd->rembutton) {
1027             int i = dlg_listbox_index(pfd->listbox, dlg);
1028             if (i < 0)
1029                 dlg_beep(dlg);
1030             else {
1031                 char *p, *q, *src, *dst;
1032                 char dir;
1033
1034                 dlg_listbox_del(pfd->listbox, dlg, i);
1035                 p = cfg->portfwd;
1036                 while (i > 0) {
1037                     if (!*p)
1038                         goto disaster2;
1039                     while (*p)
1040                         p++;
1041                     p++;
1042                     i--;
1043                 }
1044                 q = p;
1045                 if (!*p)
1046                     goto disaster2;
1047                 /* Populate the controls with the entry we're about to
1048                  * delete, for ease of editing. */
1049                 {
1050                     static const char *const afs = "A46";
1051                     char *afp = strchr(afs, *p);
1052                     int idx = afp ? afp-afs : 0;
1053                     if (afp)
1054                         p++;
1055 #ifndef NO_IPV6
1056                     dlg_radiobutton_set(pfd->addressfamily, dlg, idx);
1057 #endif
1058                 }
1059                 {
1060                     static const char *const dirs = "LRD";
1061                     dir = *p;
1062                     dlg_radiobutton_set(pfd->direction, dlg,
1063                                         strchr(dirs, dir) - dirs);
1064                 }
1065                 p++;
1066                 if (dir != 'D') {
1067                     src = p;
1068                     p = strchr(p, '\t');
1069                     if (!p)
1070                         goto disaster2;
1071                     *p = '\0';
1072                     p++;
1073                     dst = p;
1074                 } else {
1075                     src = p;
1076                     dst = "";
1077                 }
1078                 p = strchr(p, '\0');
1079                 if (!p)
1080                     goto disaster2;
1081                 dlg_editbox_set(pfd->sourcebox, dlg, src);
1082                 dlg_editbox_set(pfd->destbox, dlg, dst);
1083                 p++;
1084                 while (*p) {
1085                     while (*p)
1086                         *q++ = *p++;
1087                     *q++ = *p++;
1088                 }
1089                 *q = '\0';
1090                 disaster2:;
1091             }
1092         }
1093     }
1094 }
1095
1096 void setup_config_box(struct controlbox *b, int midsession,
1097                       int protocol, int protcfginfo)
1098 {
1099     struct controlset *s;
1100     struct sessionsaver_data *ssd;
1101     struct charclass_data *ccd;
1102     struct colour_data *cd;
1103     struct ttymodes_data *td;
1104     struct environ_data *ed;
1105     struct portfwd_data *pfd;
1106     union control *c;
1107     char *str;
1108
1109     ssd = (struct sessionsaver_data *)
1110         ctrl_alloc(b, sizeof(struct sessionsaver_data));
1111     memset(ssd, 0, sizeof(*ssd));
1112     ssd->midsession = midsession;
1113
1114     /*
1115      * The standard panel that appears at the bottom of all panels:
1116      * Open, Cancel, Apply etc.
1117      */
1118     s = ctrl_getset(b, "", "", "");
1119     ctrl_columns(s, 5, 20, 20, 20, 20, 20);
1120     ssd->okbutton = ctrl_pushbutton(s,
1121                                     (midsession ? "Apply" : "Open"),
1122                                     (char)(midsession ? 'a' : 'o'),
1123                                     HELPCTX(no_help),
1124                                     sessionsaver_handler, P(ssd));
1125     ssd->okbutton->button.isdefault = TRUE;
1126     ssd->okbutton->generic.column = 3;
1127     ssd->cancelbutton = ctrl_pushbutton(s, "Cancel", 'c', HELPCTX(no_help),
1128                                         sessionsaver_handler, P(ssd));
1129     ssd->cancelbutton->button.iscancel = TRUE;
1130     ssd->cancelbutton->generic.column = 4;
1131     /* We carefully don't close the 5-column part, so that platform-
1132      * specific add-ons can put extra buttons alongside Open and Cancel. */
1133
1134     /*
1135      * The Session panel.
1136      */
1137     str = dupprintf("Basic options for your %s session", appname);
1138     ctrl_settitle(b, "Session", str);
1139     sfree(str);
1140
1141     if (!midsession) {
1142         struct hostport *hp = (struct hostport *)
1143             ctrl_alloc(b, sizeof(struct hostport));
1144
1145         s = ctrl_getset(b, "Session", "hostport",
1146                         "Specify the destination you want to connect to");
1147         ctrl_columns(s, 2, 75, 25);
1148         c = ctrl_editbox(s, HOST_BOX_TITLE, 'n', 100,
1149                          HELPCTX(session_hostname),
1150                          config_host_handler, I(0), I(0));
1151         c->generic.column = 0;
1152         hp->host = c;
1153         c = ctrl_editbox(s, PORT_BOX_TITLE, 'p', 100,
1154                          HELPCTX(session_hostname),
1155                          config_port_handler, I(0), I(0));
1156         c->generic.column = 1;
1157         hp->port = c;
1158         ctrl_columns(s, 1, 100);
1159
1160         if (!backend_from_proto(PROT_SSH)) {
1161             ctrl_radiobuttons(s, "Connection type:", NO_SHORTCUT, 3,
1162                               HELPCTX(session_hostname),
1163                               config_protocolbuttons_handler, P(hp),
1164                               "Raw", 'r', I(PROT_RAW),
1165                               "Telnet", 't', I(PROT_TELNET),
1166                               "Rlogin", 'i', I(PROT_RLOGIN),
1167                               NULL);
1168         } else {
1169             ctrl_radiobuttons(s, "Connection type:", NO_SHORTCUT, 4,
1170                               HELPCTX(session_hostname),
1171                               config_protocolbuttons_handler, P(hp),
1172                               "Raw", 'r', I(PROT_RAW),
1173                               "Telnet", 't', I(PROT_TELNET),
1174                               "Rlogin", 'i', I(PROT_RLOGIN),
1175                               "SSH", 's', I(PROT_SSH),
1176                               NULL);
1177         }
1178     }
1179
1180     /*
1181      * The Load/Save panel is available even in mid-session.
1182      */
1183     s = ctrl_getset(b, "Session", "savedsessions",
1184                     midsession ? "Save the current session settings" :
1185                     "Load, save or delete a stored session");
1186     ctrl_columns(s, 2, 75, 25);
1187     get_sesslist(&ssd->sesslist, TRUE);
1188     ssd->editbox = ctrl_editbox(s, "Saved Sessions", 'e', 100,
1189                                 HELPCTX(session_saved),
1190                                 sessionsaver_handler, P(ssd), P(NULL));
1191     ssd->editbox->generic.column = 0;
1192     /* Reset columns so that the buttons are alongside the list, rather
1193      * than alongside that edit box. */
1194     ctrl_columns(s, 1, 100);
1195     ctrl_columns(s, 2, 75, 25);
1196     ssd->listbox = ctrl_listbox(s, NULL, NO_SHORTCUT,
1197                                 HELPCTX(session_saved),
1198                                 sessionsaver_handler, P(ssd));
1199     ssd->listbox->generic.column = 0;
1200     ssd->listbox->listbox.height = 7;
1201     if (!midsession) {
1202         ssd->loadbutton = ctrl_pushbutton(s, "Load", 'l',
1203                                           HELPCTX(session_saved),
1204                                           sessionsaver_handler, P(ssd));
1205         ssd->loadbutton->generic.column = 1;
1206     } else {
1207         /* We can't offer the Load button mid-session, as it would allow the
1208          * user to load and subsequently save settings they can't see. (And
1209          * also change otherwise immutable settings underfoot; that probably
1210          * shouldn't be a problem, but.) */
1211         ssd->loadbutton = NULL;
1212     }
1213     /* "Save" button is permitted mid-session. */
1214     ssd->savebutton = ctrl_pushbutton(s, "Save", 'v',
1215                                       HELPCTX(session_saved),
1216                                       sessionsaver_handler, P(ssd));
1217     ssd->savebutton->generic.column = 1;
1218     if (!midsession) {
1219         ssd->delbutton = ctrl_pushbutton(s, "Delete", 'd',
1220                                          HELPCTX(session_saved),
1221                                          sessionsaver_handler, P(ssd));
1222         ssd->delbutton->generic.column = 1;
1223     } else {
1224         /* Disable the Delete button mid-session too, for UI consistency. */
1225         ssd->delbutton = NULL;
1226     }
1227     ctrl_columns(s, 1, 100);
1228
1229     s = ctrl_getset(b, "Session", "otheropts", NULL);
1230     c = ctrl_radiobuttons(s, "Close window on exit:", 'w', 4,
1231                           HELPCTX(session_coe),
1232                           dlg_stdradiobutton_handler,
1233                           I(offsetof(Config, close_on_exit)),
1234                           "Always", I(FORCE_ON),
1235                           "Never", I(FORCE_OFF),
1236                           "Only on clean exit", I(AUTO), NULL);
1237
1238     /*
1239      * The Session/Logging panel.
1240      */
1241     ctrl_settitle(b, "Session/Logging", "Options controlling session logging");
1242
1243     s = ctrl_getset(b, "Session/Logging", "main", NULL);
1244     /*
1245      * The logging buttons change depending on whether SSH packet
1246      * logging can sensibly be available.
1247      */
1248     {
1249         char *sshlogname, *sshrawlogname;
1250         if ((midsession && protocol == PROT_SSH) ||
1251             (!midsession && backend_from_proto(PROT_SSH))) {
1252             sshlogname = "SSH packets";
1253             sshrawlogname = "SSH packets and raw data";
1254         } else {
1255             sshlogname = NULL;         /* this will disable both buttons */
1256             sshrawlogname = NULL;      /* this will just placate optimisers */
1257         }
1258         ctrl_radiobuttons(s, "Session logging:", NO_SHORTCUT, 2,
1259                           HELPCTX(logging_main),
1260                           loggingbuttons_handler,
1261                           I(offsetof(Config, logtype)),
1262                           "None", 't', I(LGTYP_NONE),
1263                           "Printable output", 'p', I(LGTYP_ASCII),
1264                           "All session output", 'l', I(LGTYP_DEBUG),
1265                           sshlogname, 's', I(LGTYP_PACKETS),
1266                           sshrawlogname, 'r', I(LGTYP_SSHRAW),
1267                           NULL);
1268     }
1269     ctrl_filesel(s, "Log file name:", 'f',
1270                  NULL, TRUE, "Select session log file name",
1271                  HELPCTX(logging_filename),
1272                  dlg_stdfilesel_handler, I(offsetof(Config, logfilename)));
1273     ctrl_text(s, "(Log file name can contain &Y, &M, &D for date,"
1274               " &T for time, and &H for host name)",
1275               HELPCTX(logging_filename));
1276     ctrl_radiobuttons(s, "What to do if the log file already exists:", 'e', 1,
1277                       HELPCTX(logging_exists),
1278                       dlg_stdradiobutton_handler, I(offsetof(Config,logxfovr)),
1279                       "Always overwrite it", I(LGXF_OVR),
1280                       "Always append to the end of it", I(LGXF_APN),
1281                       "Ask the user every time", I(LGXF_ASK), NULL);
1282     ctrl_checkbox(s, "Flush log file frequently", 'u',
1283                  HELPCTX(logging_flush),
1284                  dlg_stdcheckbox_handler, I(offsetof(Config,logflush)));
1285
1286     if ((midsession && protocol == PROT_SSH) ||
1287         (!midsession && backend_from_proto(PROT_SSH))) {
1288         s = ctrl_getset(b, "Session/Logging", "ssh",
1289                         "Options specific to SSH packet logging");
1290         ctrl_checkbox(s, "Omit known password fields", 'k',
1291                       HELPCTX(logging_ssh_omit_password),
1292                       dlg_stdcheckbox_handler, I(offsetof(Config,logomitpass)));
1293         ctrl_checkbox(s, "Omit session data", 'd',
1294                       HELPCTX(logging_ssh_omit_data),
1295                       dlg_stdcheckbox_handler, I(offsetof(Config,logomitdata)));
1296     }
1297
1298     /*
1299      * The Terminal panel.
1300      */
1301     ctrl_settitle(b, "Terminal", "Options controlling the terminal emulation");
1302
1303     s = ctrl_getset(b, "Terminal", "general", "Set various terminal options");
1304     ctrl_checkbox(s, "Auto wrap mode initially on", 'w',
1305                   HELPCTX(terminal_autowrap),
1306                   dlg_stdcheckbox_handler, I(offsetof(Config,wrap_mode)));
1307     ctrl_checkbox(s, "DEC Origin Mode initially on", 'd',
1308                   HELPCTX(terminal_decom),
1309                   dlg_stdcheckbox_handler, I(offsetof(Config,dec_om)));
1310     ctrl_checkbox(s, "Implicit CR in every LF", 'r',
1311                   HELPCTX(terminal_lfhascr),
1312                   dlg_stdcheckbox_handler, I(offsetof(Config,lfhascr)));
1313     ctrl_checkbox(s, "Use background colour to erase screen", 'e',
1314                   HELPCTX(terminal_bce),
1315                   dlg_stdcheckbox_handler, I(offsetof(Config,bce)));
1316     ctrl_checkbox(s, "Enable blinking text", 'n',
1317                   HELPCTX(terminal_blink),
1318                   dlg_stdcheckbox_handler, I(offsetof(Config,blinktext)));
1319     ctrl_editbox(s, "Answerback to ^E:", 's', 100,
1320                  HELPCTX(terminal_answerback),
1321                  dlg_stdeditbox_handler, I(offsetof(Config,answerback)),
1322                  I(sizeof(((Config *)0)->answerback)));
1323
1324     s = ctrl_getset(b, "Terminal", "ldisc", "Line discipline options");
1325     ctrl_radiobuttons(s, "Local echo:", 'l', 3,
1326                       HELPCTX(terminal_localecho),
1327                       dlg_stdradiobutton_handler,I(offsetof(Config,localecho)),
1328                       "Auto", I(AUTO),
1329                       "Force on", I(FORCE_ON),
1330                       "Force off", I(FORCE_OFF), NULL);
1331     ctrl_radiobuttons(s, "Local line editing:", 't', 3,
1332                       HELPCTX(terminal_localedit),
1333                       dlg_stdradiobutton_handler,I(offsetof(Config,localedit)),
1334                       "Auto", I(AUTO),
1335                       "Force on", I(FORCE_ON),
1336                       "Force off", I(FORCE_OFF), NULL);
1337
1338     s = ctrl_getset(b, "Terminal", "printing", "Remote-controlled printing");
1339     ctrl_combobox(s, "Printer to send ANSI printer output to:", 'p', 100,
1340                   HELPCTX(terminal_printing),
1341                   printerbox_handler, P(NULL), P(NULL));
1342
1343     /*
1344      * The Terminal/Keyboard panel.
1345      */
1346     ctrl_settitle(b, "Terminal/Keyboard",
1347                   "Options controlling the effects of keys");
1348
1349     s = ctrl_getset(b, "Terminal/Keyboard", "mappings",
1350                     "Change the sequences sent by:");
1351     ctrl_radiobuttons(s, "The Backspace key", 'b', 2,
1352                       HELPCTX(keyboard_backspace),
1353                       dlg_stdradiobutton_handler,
1354                       I(offsetof(Config, bksp_is_delete)),
1355                       "Control-H", I(0), "Control-? (127)", I(1), NULL);
1356     ctrl_radiobuttons(s, "The Home and End keys", 'e', 2,
1357                       HELPCTX(keyboard_homeend),
1358                       dlg_stdradiobutton_handler,
1359                       I(offsetof(Config, rxvt_homeend)),
1360                       "Standard", I(0), "rxvt", I(1), NULL);
1361     ctrl_radiobuttons(s, "The Function keys and keypad", 'f', 3,
1362                       HELPCTX(keyboard_funkeys),
1363                       dlg_stdradiobutton_handler,
1364                       I(offsetof(Config, funky_type)),
1365                       "ESC[n~", I(0), "Linux", I(1), "Xterm R6", I(2),
1366                       "VT400", I(3), "VT100+", I(4), "SCO", I(5), NULL);
1367
1368     s = ctrl_getset(b, "Terminal/Keyboard", "appkeypad",
1369                     "Application keypad settings:");
1370     ctrl_radiobuttons(s, "Initial state of cursor keys:", 'r', 3,
1371                       HELPCTX(keyboard_appcursor),
1372                       dlg_stdradiobutton_handler,
1373                       I(offsetof(Config, app_cursor)),
1374                       "Normal", I(0), "Application", I(1), NULL);
1375     ctrl_radiobuttons(s, "Initial state of numeric keypad:", 'n', 3,
1376                       HELPCTX(keyboard_appkeypad),
1377                       numeric_keypad_handler, P(NULL),
1378                       "Normal", I(0), "Application", I(1), "NetHack", I(2),
1379                       NULL);
1380
1381     /*
1382      * The Terminal/Bell panel.
1383      */
1384     ctrl_settitle(b, "Terminal/Bell",
1385                   "Options controlling the terminal bell");
1386
1387     s = ctrl_getset(b, "Terminal/Bell", "style", "Set the style of bell");
1388     ctrl_radiobuttons(s, "Action to happen when a bell occurs:", 'b', 1,
1389                       HELPCTX(bell_style),
1390                       dlg_stdradiobutton_handler, I(offsetof(Config, beep)),
1391                       "None (bell disabled)", I(BELL_DISABLED),
1392                       "Make default system alert sound", I(BELL_DEFAULT),
1393                       "Visual bell (flash window)", I(BELL_VISUAL), NULL);
1394
1395     s = ctrl_getset(b, "Terminal/Bell", "overload",
1396                     "Control the bell overload behaviour");
1397     ctrl_checkbox(s, "Bell is temporarily disabled when over-used", 'd',
1398                   HELPCTX(bell_overload),
1399                   dlg_stdcheckbox_handler, I(offsetof(Config,bellovl)));
1400     ctrl_editbox(s, "Over-use means this many bells...", 'm', 20,
1401                  HELPCTX(bell_overload),
1402                  dlg_stdeditbox_handler, I(offsetof(Config,bellovl_n)), I(-1));
1403     ctrl_editbox(s, "... in this many seconds", 't', 20,
1404                  HELPCTX(bell_overload),
1405                  dlg_stdeditbox_handler, I(offsetof(Config,bellovl_t)),
1406                  I(-TICKSPERSEC));
1407     ctrl_text(s, "The bell is re-enabled after a few seconds of silence.",
1408               HELPCTX(bell_overload));
1409     ctrl_editbox(s, "Seconds of silence required", 's', 20,
1410                  HELPCTX(bell_overload),
1411                  dlg_stdeditbox_handler, I(offsetof(Config,bellovl_s)),
1412                  I(-TICKSPERSEC));
1413
1414     /*
1415      * The Terminal/Features panel.
1416      */
1417     ctrl_settitle(b, "Terminal/Features",
1418                   "Enabling and disabling advanced terminal features");
1419
1420     s = ctrl_getset(b, "Terminal/Features", "main", NULL);
1421     ctrl_checkbox(s, "Disable application cursor keys mode", 'u',
1422                   HELPCTX(features_application),
1423                   dlg_stdcheckbox_handler, I(offsetof(Config,no_applic_c)));
1424     ctrl_checkbox(s, "Disable application keypad mode", 'k',
1425                   HELPCTX(features_application),
1426                   dlg_stdcheckbox_handler, I(offsetof(Config,no_applic_k)));
1427     ctrl_checkbox(s, "Disable xterm-style mouse reporting", 'x',
1428                   HELPCTX(features_mouse),
1429                   dlg_stdcheckbox_handler, I(offsetof(Config,no_mouse_rep)));
1430     ctrl_checkbox(s, "Disable remote-controlled terminal resizing", 's',
1431                   HELPCTX(features_resize),
1432                   dlg_stdcheckbox_handler,
1433                   I(offsetof(Config,no_remote_resize)));
1434     ctrl_checkbox(s, "Disable switching to alternate terminal screen", 'w',
1435                   HELPCTX(features_altscreen),
1436                   dlg_stdcheckbox_handler, I(offsetof(Config,no_alt_screen)));
1437     ctrl_checkbox(s, "Disable remote-controlled window title changing", 't',
1438                   HELPCTX(features_retitle),
1439                   dlg_stdcheckbox_handler,
1440                   I(offsetof(Config,no_remote_wintitle)));
1441     ctrl_radiobuttons(s, "Response to remote title query (SECURITY):", 'q', 3,
1442                       HELPCTX(features_qtitle),
1443                       dlg_stdradiobutton_handler,
1444                       I(offsetof(Config,remote_qtitle_action)),
1445                       "None", I(TITLE_NONE),
1446                       "Empty string", I(TITLE_EMPTY),
1447                       "Window title", I(TITLE_REAL), NULL);
1448     ctrl_checkbox(s, "Disable destructive backspace on server sending ^?",'b',
1449                   HELPCTX(features_dbackspace),
1450                   dlg_stdcheckbox_handler, I(offsetof(Config,no_dbackspace)));
1451     ctrl_checkbox(s, "Disable remote-controlled character set configuration",
1452                   'r', HELPCTX(features_charset), dlg_stdcheckbox_handler,
1453                   I(offsetof(Config,no_remote_charset)));
1454     ctrl_checkbox(s, "Disable Arabic text shaping",
1455                   'l', HELPCTX(features_arabicshaping), dlg_stdcheckbox_handler,
1456                   I(offsetof(Config, arabicshaping)));
1457     ctrl_checkbox(s, "Disable bidirectional text display",
1458                   'd', HELPCTX(features_bidi), dlg_stdcheckbox_handler,
1459                   I(offsetof(Config, bidi)));
1460
1461     /*
1462      * The Window panel.
1463      */
1464     str = dupprintf("Options controlling %s's window", appname);
1465     ctrl_settitle(b, "Window", str);
1466     sfree(str);
1467
1468     s = ctrl_getset(b, "Window", "size", "Set the size of the window");
1469     ctrl_columns(s, 2, 50, 50);
1470     c = ctrl_editbox(s, "Columns", 'm', 100,
1471                      HELPCTX(window_size),
1472                      dlg_stdeditbox_handler, I(offsetof(Config,width)), I(-1));
1473     c->generic.column = 0;
1474     c = ctrl_editbox(s, "Rows", 'r', 100,
1475                      HELPCTX(window_size),
1476                      dlg_stdeditbox_handler, I(offsetof(Config,height)),I(-1));
1477     c->generic.column = 1;
1478     ctrl_columns(s, 1, 100);
1479
1480     s = ctrl_getset(b, "Window", "scrollback",
1481                     "Control the scrollback in the window");
1482     ctrl_editbox(s, "Lines of scrollback", 's', 50,
1483                  HELPCTX(window_scrollback),
1484                  dlg_stdeditbox_handler, I(offsetof(Config,savelines)), I(-1));
1485     ctrl_checkbox(s, "Display scrollbar", 'd',
1486                   HELPCTX(window_scrollback),
1487                   dlg_stdcheckbox_handler, I(offsetof(Config,scrollbar)));
1488     ctrl_checkbox(s, "Reset scrollback on keypress", 'k',
1489                   HELPCTX(window_scrollback),
1490                   dlg_stdcheckbox_handler, I(offsetof(Config,scroll_on_key)));
1491     ctrl_checkbox(s, "Reset scrollback on display activity", 'p',
1492                   HELPCTX(window_scrollback),
1493                   dlg_stdcheckbox_handler, I(offsetof(Config,scroll_on_disp)));
1494     ctrl_checkbox(s, "Push erased text into scrollback", 'e',
1495                   HELPCTX(window_erased),
1496                   dlg_stdcheckbox_handler,
1497                   I(offsetof(Config,erase_to_scrollback)));
1498
1499     /*
1500      * The Window/Appearance panel.
1501      */
1502     str = dupprintf("Configure the appearance of %s's window", appname);
1503     ctrl_settitle(b, "Window/Appearance", str);
1504     sfree(str);
1505
1506     s = ctrl_getset(b, "Window/Appearance", "cursor",
1507                     "Adjust the use of the cursor");
1508     ctrl_radiobuttons(s, "Cursor appearance:", NO_SHORTCUT, 3,
1509                       HELPCTX(appearance_cursor),
1510                       dlg_stdradiobutton_handler,
1511                       I(offsetof(Config, cursor_type)),
1512                       "Block", 'l', I(0),
1513                       "Underline", 'u', I(1),
1514                       "Vertical line", 'v', I(2), NULL);
1515     ctrl_checkbox(s, "Cursor blinks", 'b',
1516                   HELPCTX(appearance_cursor),
1517                   dlg_stdcheckbox_handler, I(offsetof(Config,blink_cur)));
1518
1519     s = ctrl_getset(b, "Window/Appearance", "font",
1520                     "Font settings");
1521     ctrl_fontsel(s, "Font used in the terminal window", 'n',
1522                  HELPCTX(appearance_font),
1523                  dlg_stdfontsel_handler, I(offsetof(Config, font)));
1524
1525     s = ctrl_getset(b, "Window/Appearance", "mouse",
1526                     "Adjust the use of the mouse pointer");
1527     ctrl_checkbox(s, "Hide mouse pointer when typing in window", 'p',
1528                   HELPCTX(appearance_hidemouse),
1529                   dlg_stdcheckbox_handler, I(offsetof(Config,hide_mouseptr)));
1530
1531     s = ctrl_getset(b, "Window/Appearance", "border",
1532                     "Adjust the window border");
1533     ctrl_editbox(s, "Gap between text and window edge:", 'e', 20,
1534                  HELPCTX(appearance_border),
1535                  dlg_stdeditbox_handler,
1536                  I(offsetof(Config,window_border)), I(-1));
1537
1538     /*
1539      * The Window/Behaviour panel.
1540      */
1541     str = dupprintf("Configure the behaviour of %s's window", appname);
1542     ctrl_settitle(b, "Window/Behaviour", str);
1543     sfree(str);
1544
1545     s = ctrl_getset(b, "Window/Behaviour", "title",
1546                     "Adjust the behaviour of the window title");
1547     ctrl_editbox(s, "Window title:", 't', 100,
1548                  HELPCTX(appearance_title),
1549                  dlg_stdeditbox_handler, I(offsetof(Config,wintitle)),
1550                  I(sizeof(((Config *)0)->wintitle)));
1551     ctrl_checkbox(s, "Separate window and icon titles", 'i',
1552                   HELPCTX(appearance_title),
1553                   dlg_stdcheckbox_handler,
1554                   I(CHECKBOX_INVERT | offsetof(Config,win_name_always)));
1555
1556     s = ctrl_getset(b, "Window/Behaviour", "main", NULL);
1557     ctrl_checkbox(s, "Warn before closing window", 'w',
1558                   HELPCTX(behaviour_closewarn),
1559                   dlg_stdcheckbox_handler, I(offsetof(Config,warn_on_close)));
1560
1561     /*
1562      * The Window/Translation panel.
1563      */
1564     ctrl_settitle(b, "Window/Translation",
1565                   "Options controlling character set translation");
1566
1567     s = ctrl_getset(b, "Window/Translation", "trans",
1568                     "Character set translation on received data");
1569     ctrl_combobox(s, "Received data assumed to be in which character set:",
1570                   'r', 100, HELPCTX(translation_codepage),
1571                   codepage_handler, P(NULL), P(NULL));
1572
1573     s = ctrl_getset(b, "Window/Translation", "tweaks", NULL);
1574     ctrl_checkbox(s, "Treat CJK ambiguous characters as wide", 'w',
1575                   HELPCTX(translation_cjk_ambig_wide),
1576                   dlg_stdcheckbox_handler, I(offsetof(Config,cjk_ambig_wide)));
1577
1578     str = dupprintf("Adjust how %s handles line drawing characters", appname);
1579     s = ctrl_getset(b, "Window/Translation", "linedraw", str);
1580     sfree(str);
1581     ctrl_radiobuttons(s, "Handling of line drawing characters:", NO_SHORTCUT,1,
1582                       HELPCTX(translation_linedraw),
1583                       dlg_stdradiobutton_handler,
1584                       I(offsetof(Config, vtmode)),
1585                       "Use Unicode line drawing code points",'u',I(VT_UNICODE),
1586                       "Poor man's line drawing (+, - and |)",'p',I(VT_POORMAN),
1587                       NULL);
1588     ctrl_checkbox(s, "Copy and paste line drawing characters as lqqqk",'d',
1589                   HELPCTX(selection_linedraw),
1590                   dlg_stdcheckbox_handler, I(offsetof(Config,rawcnp)));
1591
1592     /*
1593      * The Window/Selection panel.
1594      */
1595     ctrl_settitle(b, "Window/Selection", "Options controlling copy and paste");
1596
1597     s = ctrl_getset(b, "Window/Selection", "mouse",
1598                     "Control use of mouse");
1599     ctrl_checkbox(s, "Shift overrides application's use of mouse", 'p',
1600                   HELPCTX(selection_shiftdrag),
1601                   dlg_stdcheckbox_handler, I(offsetof(Config,mouse_override)));
1602     ctrl_radiobuttons(s,
1603                       "Default selection mode (Alt+drag does the other one):",
1604                       NO_SHORTCUT, 2,
1605                       HELPCTX(selection_rect),
1606                       dlg_stdradiobutton_handler,
1607                       I(offsetof(Config, rect_select)),
1608                       "Normal", 'n', I(0),
1609                       "Rectangular block", 'r', I(1), NULL);
1610
1611     s = ctrl_getset(b, "Window/Selection", "charclass",
1612                     "Control the select-one-word-at-a-time mode");
1613     ccd = (struct charclass_data *)
1614         ctrl_alloc(b, sizeof(struct charclass_data));
1615     ccd->listbox = ctrl_listbox(s, "Character classes:", 'e',
1616                                 HELPCTX(selection_charclasses),
1617                                 charclass_handler, P(ccd));
1618     ccd->listbox->listbox.multisel = 1;
1619     ccd->listbox->listbox.ncols = 4;
1620     ccd->listbox->listbox.percentages = snewn(4, int);
1621     ccd->listbox->listbox.percentages[0] = 15;
1622     ccd->listbox->listbox.percentages[1] = 25;
1623     ccd->listbox->listbox.percentages[2] = 20;
1624     ccd->listbox->listbox.percentages[3] = 40;
1625     ctrl_columns(s, 2, 67, 33);
1626     ccd->editbox = ctrl_editbox(s, "Set to class", 't', 50,
1627                                 HELPCTX(selection_charclasses),
1628                                 charclass_handler, P(ccd), P(NULL));
1629     ccd->editbox->generic.column = 0;
1630     ccd->button = ctrl_pushbutton(s, "Set", 's',
1631                                   HELPCTX(selection_charclasses),
1632                                   charclass_handler, P(ccd));
1633     ccd->button->generic.column = 1;
1634     ctrl_columns(s, 1, 100);
1635
1636     /*
1637      * The Window/Colours panel.
1638      */
1639     ctrl_settitle(b, "Window/Colours", "Options controlling use of colours");
1640
1641     s = ctrl_getset(b, "Window/Colours", "general",
1642                     "General options for colour usage");
1643     ctrl_checkbox(s, "Allow terminal to specify ANSI colours", 'i',
1644                   HELPCTX(colours_ansi),
1645                   dlg_stdcheckbox_handler, I(offsetof(Config,ansi_colour)));
1646     ctrl_checkbox(s, "Allow terminal to use xterm 256-colour mode", '2',
1647                   HELPCTX(colours_xterm256), dlg_stdcheckbox_handler,
1648                   I(offsetof(Config,xterm_256_colour)));
1649     ctrl_checkbox(s, "Bolded text is a different colour", 'b',
1650                   HELPCTX(colours_bold),
1651                   dlg_stdcheckbox_handler, I(offsetof(Config,bold_colour)));
1652
1653     str = dupprintf("Adjust the precise colours %s displays", appname);
1654     s = ctrl_getset(b, "Window/Colours", "adjust", str);
1655     sfree(str);
1656     ctrl_text(s, "Select a colour from the list, and then click the"
1657               " Modify button to change its appearance.",
1658               HELPCTX(colours_config));
1659     ctrl_columns(s, 2, 67, 33);
1660     cd = (struct colour_data *)ctrl_alloc(b, sizeof(struct colour_data));
1661     cd->listbox = ctrl_listbox(s, "Select a colour to adjust:", 'u',
1662                                HELPCTX(colours_config), colour_handler, P(cd));
1663     cd->listbox->generic.column = 0;
1664     cd->listbox->listbox.height = 7;
1665     c = ctrl_text(s, "RGB value:", HELPCTX(colours_config));
1666     c->generic.column = 1;
1667     cd->redit = ctrl_editbox(s, "Red", 'r', 50, HELPCTX(colours_config),
1668                              colour_handler, P(cd), P(NULL));
1669     cd->redit->generic.column = 1;
1670     cd->gedit = ctrl_editbox(s, "Green", 'n', 50, HELPCTX(colours_config),
1671                              colour_handler, P(cd), P(NULL));
1672     cd->gedit->generic.column = 1;
1673     cd->bedit = ctrl_editbox(s, "Blue", 'e', 50, HELPCTX(colours_config),
1674                              colour_handler, P(cd), P(NULL));
1675     cd->bedit->generic.column = 1;
1676     cd->button = ctrl_pushbutton(s, "Modify", 'm', HELPCTX(colours_config),
1677                                  colour_handler, P(cd));
1678     cd->button->generic.column = 1;
1679     ctrl_columns(s, 1, 100);
1680
1681     /*
1682      * The Connection panel. This doesn't show up if we're in a
1683      * non-network utility such as pterm. We tell this by being
1684      * passed a protocol < 0.
1685      */
1686     if (protocol >= 0) {
1687         ctrl_settitle(b, "Connection", "Options controlling the connection");
1688
1689         s = ctrl_getset(b, "Connection", "keepalive",
1690                         "Sending of null packets to keep session active");
1691         ctrl_editbox(s, "Seconds between keepalives (0 to turn off)", 'k', 20,
1692                      HELPCTX(connection_keepalive),
1693                      dlg_stdeditbox_handler, I(offsetof(Config,ping_interval)),
1694                      I(-1));
1695
1696         if (!midsession) {
1697             s = ctrl_getset(b, "Connection", "tcp",
1698                             "Low-level TCP connection options");
1699             ctrl_checkbox(s, "Disable Nagle's algorithm (TCP_NODELAY option)",
1700                           'n', HELPCTX(connection_nodelay),
1701                           dlg_stdcheckbox_handler,
1702                           I(offsetof(Config,tcp_nodelay)));
1703             ctrl_checkbox(s, "Enable TCP keepalives (SO_KEEPALIVE option)",
1704                           'p', HELPCTX(connection_tcpkeepalive),
1705                           dlg_stdcheckbox_handler,
1706                           I(offsetof(Config,tcp_keepalives)));
1707 #ifndef NO_IPV6
1708             s = ctrl_getset(b, "Connection", "ipversion",
1709                           "Internet protocol version");
1710             ctrl_radiobuttons(s, NULL, NO_SHORTCUT, 3,
1711                           HELPCTX(connection_ipversion),
1712                           dlg_stdradiobutton_handler,
1713                           I(offsetof(Config, addressfamily)),
1714                           "Auto", 'u', I(ADDRTYPE_UNSPEC),
1715                           "IPv4", '4', I(ADDRTYPE_IPV4),
1716                           "IPv6", '6', I(ADDRTYPE_IPV6),
1717                           NULL);
1718 #endif
1719         }
1720
1721         /*
1722          * A sub-panel Connection/Data, containing options that
1723          * decide on data to send to the server.
1724          */
1725         if (!midsession) {
1726             ctrl_settitle(b, "Connection/Data", "Data to send to the server");
1727
1728             s = ctrl_getset(b, "Connection/Data", "login",
1729                             "Login details");
1730             ctrl_editbox(s, "Auto-login username", 'u', 50,
1731                          HELPCTX(connection_username),
1732                          dlg_stdeditbox_handler, I(offsetof(Config,username)),
1733                          I(sizeof(((Config *)0)->username)));
1734
1735             s = ctrl_getset(b, "Connection/Data", "term",
1736                             "Terminal details");
1737             ctrl_editbox(s, "Terminal-type string", 't', 50,
1738                          HELPCTX(connection_termtype),
1739                          dlg_stdeditbox_handler, I(offsetof(Config,termtype)),
1740                          I(sizeof(((Config *)0)->termtype)));
1741             ctrl_editbox(s, "Terminal speeds", 's', 50,
1742                          HELPCTX(connection_termspeed),
1743                          dlg_stdeditbox_handler, I(offsetof(Config,termspeed)),
1744                          I(sizeof(((Config *)0)->termspeed)));
1745
1746             s = ctrl_getset(b, "Connection/Data", "env",
1747                             "Environment variables");
1748             ctrl_columns(s, 2, 80, 20);
1749             ed = (struct environ_data *)
1750                 ctrl_alloc(b, sizeof(struct environ_data));
1751             ed->varbox = ctrl_editbox(s, "Variable", 'v', 60,
1752                                       HELPCTX(telnet_environ),
1753                                       environ_handler, P(ed), P(NULL));
1754             ed->varbox->generic.column = 0;
1755             ed->valbox = ctrl_editbox(s, "Value", 'l', 60,
1756                                       HELPCTX(telnet_environ),
1757                                       environ_handler, P(ed), P(NULL));
1758             ed->valbox->generic.column = 0;
1759             ed->addbutton = ctrl_pushbutton(s, "Add", 'd',
1760                                             HELPCTX(telnet_environ),
1761                                             environ_handler, P(ed));
1762             ed->addbutton->generic.column = 1;
1763             ed->rembutton = ctrl_pushbutton(s, "Remove", 'r',
1764                                             HELPCTX(telnet_environ),
1765                                             environ_handler, P(ed));
1766             ed->rembutton->generic.column = 1;
1767             ctrl_columns(s, 1, 100);
1768             ed->listbox = ctrl_listbox(s, NULL, NO_SHORTCUT,
1769                                        HELPCTX(telnet_environ),
1770                                        environ_handler, P(ed));
1771             ed->listbox->listbox.height = 3;
1772             ed->listbox->listbox.ncols = 2;
1773             ed->listbox->listbox.percentages = snewn(2, int);
1774             ed->listbox->listbox.percentages[0] = 30;
1775             ed->listbox->listbox.percentages[1] = 70;
1776         }
1777
1778     }
1779
1780     if (!midsession) {
1781         /*
1782          * The Connection/Proxy panel.
1783          */
1784         ctrl_settitle(b, "Connection/Proxy",
1785                       "Options controlling proxy usage");
1786
1787         s = ctrl_getset(b, "Connection/Proxy", "basics", NULL);
1788         ctrl_radiobuttons(s, "Proxy type:", 't', 3,
1789                           HELPCTX(proxy_type),
1790                           dlg_stdradiobutton_handler,
1791                           I(offsetof(Config, proxy_type)),
1792                           "None", I(PROXY_NONE),
1793                           "SOCKS 4", I(PROXY_SOCKS4),
1794                           "SOCKS 5", I(PROXY_SOCKS5),
1795                           "HTTP", I(PROXY_HTTP),
1796                           "Telnet", I(PROXY_TELNET),
1797                           NULL);
1798         ctrl_columns(s, 2, 80, 20);
1799         c = ctrl_editbox(s, "Proxy hostname", 'y', 100,
1800                          HELPCTX(proxy_main),
1801                          dlg_stdeditbox_handler,
1802                          I(offsetof(Config,proxy_host)),
1803                          I(sizeof(((Config *)0)->proxy_host)));
1804         c->generic.column = 0;
1805         c = ctrl_editbox(s, "Port", 'p', 100,
1806                          HELPCTX(proxy_main),
1807                          dlg_stdeditbox_handler,
1808                          I(offsetof(Config,proxy_port)),
1809                          I(-1));
1810         c->generic.column = 1;
1811         ctrl_columns(s, 1, 100);
1812         ctrl_editbox(s, "Exclude Hosts/IPs", 'e', 100,
1813                      HELPCTX(proxy_exclude),
1814                      dlg_stdeditbox_handler,
1815                      I(offsetof(Config,proxy_exclude_list)),
1816                      I(sizeof(((Config *)0)->proxy_exclude_list)));
1817         ctrl_checkbox(s, "Consider proxying local host connections", 'x',
1818                       HELPCTX(proxy_exclude),
1819                       dlg_stdcheckbox_handler,
1820                       I(offsetof(Config,even_proxy_localhost)));
1821         ctrl_radiobuttons(s, "Do DNS name lookup at proxy end:", 'd', 3,
1822                           HELPCTX(proxy_dns),
1823                           dlg_stdradiobutton_handler,
1824                           I(offsetof(Config, proxy_dns)),
1825                           "No", I(FORCE_OFF),
1826                           "Auto", I(AUTO),
1827                           "Yes", I(FORCE_ON), NULL);
1828         ctrl_editbox(s, "Username", 'u', 60,
1829                      HELPCTX(proxy_auth),
1830                      dlg_stdeditbox_handler,
1831                      I(offsetof(Config,proxy_username)),
1832                      I(sizeof(((Config *)0)->proxy_username)));
1833         c = ctrl_editbox(s, "Password", 'w', 60,
1834                          HELPCTX(proxy_auth),
1835                          dlg_stdeditbox_handler,
1836                          I(offsetof(Config,proxy_password)),
1837                          I(sizeof(((Config *)0)->proxy_password)));
1838         c->editbox.password = 1;
1839         ctrl_editbox(s, "Telnet command", 'm', 100,
1840                      HELPCTX(proxy_command),
1841                      dlg_stdeditbox_handler,
1842                      I(offsetof(Config,proxy_telnet_command)),
1843                      I(sizeof(((Config *)0)->proxy_telnet_command)));
1844     }
1845
1846     /*
1847      * The Telnet panel exists in the base config box, and in a
1848      * mid-session reconfig box _if_ we're using Telnet.
1849      */
1850     if (!midsession || protocol == PROT_TELNET) {
1851         /*
1852          * The Connection/Telnet panel.
1853          */
1854         ctrl_settitle(b, "Connection/Telnet",
1855                       "Options controlling Telnet connections");
1856
1857         s = ctrl_getset(b, "Connection/Telnet", "protocol",
1858                         "Telnet protocol adjustments");
1859
1860         if (!midsession) {
1861             ctrl_radiobuttons(s, "Handling of OLD_ENVIRON ambiguity:",
1862                               NO_SHORTCUT, 2,
1863                               HELPCTX(telnet_oldenviron),
1864                               dlg_stdradiobutton_handler,
1865                               I(offsetof(Config, rfc_environ)),
1866                               "BSD (commonplace)", 'b', I(0),
1867                               "RFC 1408 (unusual)", 'f', I(1), NULL);
1868             ctrl_radiobuttons(s, "Telnet negotiation mode:", 't', 2,
1869                               HELPCTX(telnet_passive),
1870                               dlg_stdradiobutton_handler,
1871                               I(offsetof(Config, passive_telnet)),
1872                               "Passive", I(1), "Active", I(0), NULL);
1873         }
1874         ctrl_checkbox(s, "Keyboard sends Telnet special commands", 'k',
1875                       HELPCTX(telnet_specialkeys),
1876                       dlg_stdcheckbox_handler,
1877                       I(offsetof(Config,telnet_keyboard)));
1878         ctrl_checkbox(s, "Return key sends Telnet New Line instead of ^M",
1879                       'm', HELPCTX(telnet_newline),
1880                       dlg_stdcheckbox_handler,
1881                       I(offsetof(Config,telnet_newline)));
1882     }
1883
1884     if (!midsession) {
1885
1886         /*
1887          * The Connection/Rlogin panel.
1888          */
1889         ctrl_settitle(b, "Connection/Rlogin",
1890                       "Options controlling Rlogin connections");
1891
1892         s = ctrl_getset(b, "Connection/Rlogin", "data",
1893                         "Data to send to the server");
1894         ctrl_editbox(s, "Local username:", 'l', 50,
1895                      HELPCTX(rlogin_localuser),
1896                      dlg_stdeditbox_handler, I(offsetof(Config,localusername)),
1897                      I(sizeof(((Config *)0)->localusername)));
1898
1899     }
1900
1901     /*
1902      * All the SSH stuff is omitted in PuTTYtel, or in a reconfig
1903      * when we're not doing SSH.
1904      */
1905
1906     if (backend_from_proto(PROT_SSH) && (!midsession || protocol == PROT_SSH)) {
1907
1908         /*
1909          * The Connection/SSH panel.
1910          */
1911         ctrl_settitle(b, "Connection/SSH",
1912                       "Options controlling SSH connections");
1913
1914         if (midsession && protcfginfo == 1) {
1915             s = ctrl_getset(b, "Connection/SSH", "disclaimer", NULL);
1916             ctrl_text(s, "Nothing on this panel may be reconfigured in mid-"
1917                       "session; it is only here so that sub-panels of it can "
1918                       "exist without looking strange.", HELPCTX(no_help));
1919         }
1920
1921         if (!midsession) {
1922
1923             s = ctrl_getset(b, "Connection/SSH", "data",
1924                             "Data to send to the server");
1925             ctrl_editbox(s, "Remote command:", 'r', 100,
1926                          HELPCTX(ssh_command),
1927                          dlg_stdeditbox_handler, I(offsetof(Config,remote_cmd)),
1928                          I(sizeof(((Config *)0)->remote_cmd)));
1929
1930             s = ctrl_getset(b, "Connection/SSH", "protocol", "Protocol options");
1931             ctrl_checkbox(s, "Don't start a shell or command at all", 'n',
1932                           HELPCTX(ssh_noshell),
1933                           dlg_stdcheckbox_handler,
1934                           I(offsetof(Config,ssh_no_shell)));
1935         }
1936
1937         if (!midsession || protcfginfo != 1) {
1938             s = ctrl_getset(b, "Connection/SSH", "protocol", "Protocol options");
1939
1940             ctrl_checkbox(s, "Enable compression", 'e',
1941                           HELPCTX(ssh_compress),
1942                           dlg_stdcheckbox_handler,
1943                           I(offsetof(Config,compression)));
1944         }
1945
1946         if (!midsession) {
1947             s = ctrl_getset(b, "Connection/SSH", "protocol", "Protocol options");
1948
1949             ctrl_radiobuttons(s, "Preferred SSH protocol version:", NO_SHORTCUT, 4,
1950                               HELPCTX(ssh_protocol),
1951                               dlg_stdradiobutton_handler,
1952                               I(offsetof(Config, sshprot)),
1953                               "1 only", 'l', I(0),
1954                               "1", '1', I(1),
1955                               "2", '2', I(2),
1956                               "2 only", 'y', I(3), NULL);
1957         }
1958
1959         if (!midsession || protcfginfo != 1) {
1960             s = ctrl_getset(b, "Connection/SSH", "encryption", "Encryption options");
1961             c = ctrl_draglist(s, "Encryption cipher selection policy:", 's',
1962                               HELPCTX(ssh_ciphers),
1963                               cipherlist_handler, P(NULL));
1964             c->listbox.height = 6;
1965
1966             ctrl_checkbox(s, "Enable legacy use of single-DES in SSH-2", 'i',
1967                           HELPCTX(ssh_ciphers),
1968                           dlg_stdcheckbox_handler,
1969                           I(offsetof(Config,ssh2_des_cbc)));
1970         }
1971
1972         /*
1973          * The Connection/SSH/Kex panel. (Owing to repeat key
1974          * exchange, this is all meaningful in mid-session _if_
1975          * we're using SSH-2 or haven't decided yet.)
1976          */
1977         if (protcfginfo != 1) {
1978             ctrl_settitle(b, "Connection/SSH/Kex",
1979                           "Options controlling SSH key exchange");
1980
1981             s = ctrl_getset(b, "Connection/SSH/Kex", "main",
1982                             "Key exchange algorithm options");
1983             c = ctrl_draglist(s, "Algorithm selection policy:", 's',
1984                               HELPCTX(ssh_kexlist),
1985                               kexlist_handler, P(NULL));
1986             c->listbox.height = 5;
1987
1988             s = ctrl_getset(b, "Connection/SSH/Kex", "repeat",
1989                             "Options controlling key re-exchange");
1990
1991             ctrl_editbox(s, "Max minutes before rekey (0 for no limit)", 't', 20,
1992                          HELPCTX(ssh_kex_repeat),
1993                          dlg_stdeditbox_handler,
1994                          I(offsetof(Config,ssh_rekey_time)),
1995                          I(-1));
1996             ctrl_editbox(s, "Max data before rekey (0 for no limit)", 'x', 20,
1997                          HELPCTX(ssh_kex_repeat),
1998                          dlg_stdeditbox_handler,
1999                          I(offsetof(Config,ssh_rekey_data)),
2000                          I(16));
2001             ctrl_text(s, "(Use 1M for 1 megabyte, 1G for 1 gigabyte etc)",
2002                       HELPCTX(ssh_kex_repeat));
2003         }
2004
2005         if (!midsession) {
2006
2007             /*
2008              * The Connection/SSH/Auth panel.
2009              */
2010             ctrl_settitle(b, "Connection/SSH/Auth",
2011                           "Options controlling SSH authentication");
2012
2013             s = ctrl_getset(b, "Connection/SSH/Auth", "main", NULL);
2014             ctrl_checkbox(s, "Bypass authentication entirely (SSH-2 only)", 'b',
2015                           HELPCTX(ssh_auth_bypass),
2016                           dlg_stdcheckbox_handler,
2017                           I(offsetof(Config,ssh_no_userauth)));
2018
2019             s = ctrl_getset(b, "Connection/SSH/Auth", "methods",
2020                             "Authentication methods");
2021             ctrl_checkbox(s, "Attempt authentication using Pageant", 'p',
2022                           HELPCTX(ssh_auth_pageant),
2023                           dlg_stdcheckbox_handler,
2024                           I(offsetof(Config,tryagent)));
2025             ctrl_checkbox(s, "Attempt TIS or CryptoCard auth (SSH-1)", 'm',
2026                           HELPCTX(ssh_auth_tis),
2027                           dlg_stdcheckbox_handler,
2028                           I(offsetof(Config,try_tis_auth)));
2029             ctrl_checkbox(s, "Attempt \"keyboard-interactive\" auth (SSH-2)",
2030                           'i', HELPCTX(ssh_auth_ki),
2031                           dlg_stdcheckbox_handler,
2032                           I(offsetof(Config,try_ki_auth)));
2033
2034             s = ctrl_getset(b, "Connection/SSH/Auth", "params",
2035                             "Authentication parameters");
2036             ctrl_checkbox(s, "Allow agent forwarding", 'f',
2037                           HELPCTX(ssh_auth_agentfwd),
2038                           dlg_stdcheckbox_handler, I(offsetof(Config,agentfwd)));
2039             ctrl_checkbox(s, "Allow attempted changes of username in SSH-2", 'u',
2040                           HELPCTX(ssh_auth_changeuser),
2041                           dlg_stdcheckbox_handler,
2042                           I(offsetof(Config,change_username)));
2043             ctrl_filesel(s, "Private key file for authentication:", 'k',
2044                          FILTER_KEY_FILES, FALSE, "Select private key file",
2045                          HELPCTX(ssh_auth_privkey),
2046                          dlg_stdfilesel_handler, I(offsetof(Config, keyfile)));
2047         }
2048
2049         if (!midsession) {
2050             /*
2051              * The Connection/SSH/TTY panel.
2052              */
2053             ctrl_settitle(b, "Connection/SSH/TTY", "Remote terminal settings");
2054
2055             s = ctrl_getset(b, "Connection/SSH/TTY", "sshtty", NULL);
2056             ctrl_checkbox(s, "Don't allocate a pseudo-terminal", 'p',
2057                           HELPCTX(ssh_nopty),
2058                           dlg_stdcheckbox_handler,
2059                           I(offsetof(Config,nopty)));
2060
2061             s = ctrl_getset(b, "Connection/SSH/TTY", "ttymodes",
2062                             "Terminal modes");
2063             td = (struct ttymodes_data *)
2064                 ctrl_alloc(b, sizeof(struct ttymodes_data));
2065             ctrl_columns(s, 2, 75, 25);
2066             c = ctrl_text(s, "Terminal modes to send:", HELPCTX(ssh_ttymodes));
2067             c->generic.column = 0;
2068             td->rembutton = ctrl_pushbutton(s, "Remove", 'r',
2069                                             HELPCTX(ssh_ttymodes),
2070                                             ttymodes_handler, P(td));
2071             td->rembutton->generic.column = 1;
2072             td->rembutton->generic.tabdelay = 1;
2073             ctrl_columns(s, 1, 100);
2074             td->listbox = ctrl_listbox(s, NULL, NO_SHORTCUT,
2075                                        HELPCTX(ssh_ttymodes),
2076                                        ttymodes_handler, P(td));
2077             td->listbox->listbox.multisel = 1;
2078             td->listbox->listbox.height = 4;
2079             td->listbox->listbox.ncols = 2;
2080             td->listbox->listbox.percentages = snewn(2, int);
2081             td->listbox->listbox.percentages[0] = 40;
2082             td->listbox->listbox.percentages[1] = 60;
2083             ctrl_tabdelay(s, td->rembutton);
2084             ctrl_columns(s, 2, 75, 25);
2085             td->modelist = ctrl_droplist(s, "Mode:", 'm', 67,
2086                                          HELPCTX(ssh_ttymodes),
2087                                          ttymodes_handler, P(td));
2088             td->modelist->generic.column = 0;
2089             td->addbutton = ctrl_pushbutton(s, "Add", 'd',
2090                                             HELPCTX(ssh_ttymodes),
2091                                             ttymodes_handler, P(td));
2092             td->addbutton->generic.column = 1;
2093             td->addbutton->generic.tabdelay = 1;
2094             ctrl_columns(s, 1, 100);        /* column break */
2095             /* Bit of a hack to get the value radio buttons and
2096              * edit-box on the same row. */
2097             ctrl_columns(s, 3, 25, 50, 25);
2098             c = ctrl_text(s, "Value:", HELPCTX(ssh_ttymodes));
2099             c->generic.column = 0;
2100             td->valradio = ctrl_radiobuttons(s, NULL, NO_SHORTCUT, 2,
2101                                              HELPCTX(ssh_ttymodes),
2102                                              ttymodes_handler, P(td),
2103                                              "Auto", NO_SHORTCUT, P(NULL),
2104                                              "This:", NO_SHORTCUT, P(NULL),
2105                                              NULL);
2106             td->valradio->generic.column = 1;
2107             td->valbox = ctrl_editbox(s, NULL, NO_SHORTCUT, 100,
2108                                       HELPCTX(ssh_ttymodes),
2109                                       ttymodes_handler, P(td), P(NULL));
2110             td->valbox->generic.column = 2;
2111             ctrl_tabdelay(s, td->addbutton);
2112
2113         }
2114
2115         if (!midsession) {
2116             /*
2117              * The Connection/SSH/X11 panel.
2118              */
2119             ctrl_settitle(b, "Connection/SSH/X11",
2120                           "Options controlling SSH X11 forwarding");
2121
2122             s = ctrl_getset(b, "Connection/SSH/X11", "x11", "X11 forwarding");
2123             ctrl_checkbox(s, "Enable X11 forwarding", 'e',
2124                           HELPCTX(ssh_tunnels_x11),
2125                           dlg_stdcheckbox_handler,I(offsetof(Config,x11_forward)));
2126             ctrl_editbox(s, "X display location", 'x', 50,
2127                          HELPCTX(ssh_tunnels_x11),
2128                          dlg_stdeditbox_handler, I(offsetof(Config,x11_display)),
2129                          I(sizeof(((Config *)0)->x11_display)));
2130             ctrl_radiobuttons(s, "Remote X11 authentication protocol", 'u', 2,
2131                               HELPCTX(ssh_tunnels_x11auth),
2132                               dlg_stdradiobutton_handler,
2133                               I(offsetof(Config, x11_auth)),
2134                               "MIT-Magic-Cookie-1", I(X11_MIT),
2135                               "XDM-Authorization-1", I(X11_XDM), NULL);
2136         }
2137
2138         /*
2139          * The Tunnels panel _is_ still available in mid-session.
2140          */
2141         ctrl_settitle(b, "Connection/SSH/Tunnels",
2142                       "Options controlling SSH port forwarding");
2143
2144         s = ctrl_getset(b, "Connection/SSH/Tunnels", "portfwd",
2145                         "Port forwarding");
2146         ctrl_checkbox(s, "Local ports accept connections from other hosts",'t',
2147                       HELPCTX(ssh_tunnels_portfwd_localhost),
2148                       dlg_stdcheckbox_handler,
2149                       I(offsetof(Config,lport_acceptall)));
2150         ctrl_checkbox(s, "Remote ports do the same (SSH-2 only)", 'p',
2151                       HELPCTX(ssh_tunnels_portfwd_localhost),
2152                       dlg_stdcheckbox_handler,
2153                       I(offsetof(Config,rport_acceptall)));
2154
2155         ctrl_columns(s, 3, 55, 20, 25);
2156         c = ctrl_text(s, "Forwarded ports:", HELPCTX(ssh_tunnels_portfwd));
2157         c->generic.column = COLUMN_FIELD(0,2);
2158         /* You want to select from the list, _then_ hit Remove. So tab order
2159          * should be that way round. */
2160         pfd = (struct portfwd_data *)ctrl_alloc(b,sizeof(struct portfwd_data));
2161         pfd->rembutton = ctrl_pushbutton(s, "Remove", 'r',
2162                                          HELPCTX(ssh_tunnels_portfwd),
2163                                          portfwd_handler, P(pfd));
2164         pfd->rembutton->generic.column = 2;
2165         pfd->rembutton->generic.tabdelay = 1;
2166         pfd->listbox = ctrl_listbox(s, NULL, NO_SHORTCUT,
2167                                     HELPCTX(ssh_tunnels_portfwd),
2168                                     portfwd_handler, P(pfd));
2169         pfd->listbox->listbox.height = 3;
2170         pfd->listbox->listbox.ncols = 2;
2171         pfd->listbox->listbox.percentages = snewn(2, int);
2172         pfd->listbox->listbox.percentages[0] = 20;
2173         pfd->listbox->listbox.percentages[1] = 80;
2174         ctrl_tabdelay(s, pfd->rembutton);
2175         ctrl_text(s, "Add new forwarded port:", HELPCTX(ssh_tunnels_portfwd));
2176         /* You want to enter source, destination and type, _then_ hit Add.
2177          * Again, we adjust the tab order to reflect this. */
2178         pfd->addbutton = ctrl_pushbutton(s, "Add", 'd',
2179                                          HELPCTX(ssh_tunnels_portfwd),
2180                                          portfwd_handler, P(pfd));
2181         pfd->addbutton->generic.column = 2;
2182         pfd->addbutton->generic.tabdelay = 1;
2183         pfd->sourcebox = ctrl_editbox(s, "Source port", 's', 40,
2184                                       HELPCTX(ssh_tunnels_portfwd),
2185                                       portfwd_handler, P(pfd), P(NULL));
2186         pfd->sourcebox->generic.column = 0;
2187         pfd->destbox = ctrl_editbox(s, "Destination", 'i', 67,
2188                                     HELPCTX(ssh_tunnels_portfwd),
2189                                     portfwd_handler, P(pfd), P(NULL));
2190         pfd->direction = ctrl_radiobuttons(s, NULL, NO_SHORTCUT, 3,
2191                                            HELPCTX(ssh_tunnels_portfwd),
2192                                            portfwd_handler, P(pfd),
2193                                            "Local", 'l', P(NULL),
2194                                            "Remote", 'm', P(NULL),
2195                                            "Dynamic", 'y', P(NULL),
2196                                            NULL);
2197 #ifndef NO_IPV6
2198         pfd->addressfamily =
2199             ctrl_radiobuttons(s, NULL, NO_SHORTCUT, 3,
2200                               HELPCTX(ssh_tunnels_portfwd_ipversion),
2201                               portfwd_handler, P(pfd),
2202                               "Auto", 'u', I(ADDRTYPE_UNSPEC),
2203                               "IPv4", '4', I(ADDRTYPE_IPV4),
2204                               "IPv6", '6', I(ADDRTYPE_IPV6),
2205                               NULL);
2206 #endif
2207         ctrl_tabdelay(s, pfd->addbutton);
2208         ctrl_columns(s, 1, 100);
2209
2210         if (!midsession) {
2211             /*
2212              * The Connection/SSH/Bugs panel.
2213              */
2214             ctrl_settitle(b, "Connection/SSH/Bugs",
2215                           "Workarounds for SSH server bugs");
2216
2217             s = ctrl_getset(b, "Connection/SSH/Bugs", "main",
2218                             "Detection of known bugs in SSH servers");
2219             ctrl_droplist(s, "Chokes on SSH-1 ignore messages", 'i', 20,
2220                           HELPCTX(ssh_bugs_ignore1),
2221                           sshbug_handler, I(offsetof(Config,sshbug_ignore1)));
2222             ctrl_droplist(s, "Refuses all SSH-1 password camouflage", 's', 20,
2223                           HELPCTX(ssh_bugs_plainpw1),
2224                           sshbug_handler, I(offsetof(Config,sshbug_plainpw1)));
2225             ctrl_droplist(s, "Chokes on SSH-1 RSA authentication", 'r', 20,
2226                           HELPCTX(ssh_bugs_rsa1),
2227                           sshbug_handler, I(offsetof(Config,sshbug_rsa1)));
2228             ctrl_droplist(s, "Miscomputes SSH-2 HMAC keys", 'm', 20,
2229                           HELPCTX(ssh_bugs_hmac2),
2230                           sshbug_handler, I(offsetof(Config,sshbug_hmac2)));
2231             ctrl_droplist(s, "Miscomputes SSH-2 encryption keys", 'e', 20,
2232                           HELPCTX(ssh_bugs_derivekey2),
2233                           sshbug_handler, I(offsetof(Config,sshbug_derivekey2)));
2234             ctrl_droplist(s, "Requires padding on SSH-2 RSA signatures", 'p', 20,
2235                           HELPCTX(ssh_bugs_rsapad2),
2236                           sshbug_handler, I(offsetof(Config,sshbug_rsapad2)));
2237             ctrl_droplist(s, "Misuses the session ID in SSH-2 PK auth", 'n', 20,
2238                           HELPCTX(ssh_bugs_pksessid2),
2239                           sshbug_handler, I(offsetof(Config,sshbug_pksessid2)));
2240             ctrl_droplist(s, "Handles SSH-2 key re-exchange badly", 'k', 20,
2241                           HELPCTX(ssh_bugs_rekey2),
2242                           sshbug_handler, I(offsetof(Config,sshbug_rekey2)));
2243         }
2244     }
2245 }