settings.c

   1 /*
   2  * settings.c: read and write saved sessions.
   3  */
   4
   5 #include <stdio.h>
   6 #include <stdlib.h>
   7 #include "putty.h"
   8 #include "storage.h"
   9
  10 /*
  11  * Tables of string <-> enum value mappings
  12  */
  13 struct keyval { char *s; int v; };
  14
  15 static const struct keyval ciphernames[] = {
  16     { "aes",        CIPHER_AES },
  17     { "blowfish",   CIPHER_BLOWFISH },
  18     { "3des",       CIPHER_3DES },
  19     { "WARN",       CIPHER_WARN },
  20     { "des",        CIPHER_DES }
  21 };
  22
  23 static void gpps(void *handle, char *name, char *def, char *val, int len)
  24 {
  25     if (!read_setting_s(handle, name, val, len)) {
  26         strncpy(val, def, len);
  27         val[len - 1] = '\0';
  28     }
  29 }
  30
  31 static void gppi(void *handle, char *name, int def, int *i)
  32 {
  33     *i = read_setting_i(handle, name, def);
  34 }
  35
  36 static int key2val(const struct keyval *mapping, int nmaps, char *key)
  37 {
  38     int i;
  39     for (i = 0; i < nmaps; i++)
  40         if (!strcmp(mapping[i].s, key)) return mapping[i].v;
  41     return -1;
  42 }
  43
  44 static const char *val2key(const struct keyval *mapping, int nmaps, int val)
  45 {
  46     int i;
  47     for (i = 0; i < nmaps; i++)
  48         if (mapping[i].v == val) return mapping[i].s;
  49     return NULL;
  50 }
  51
  52 /*
  53  * Helper function to parse a comma-separated list of strings into
  54  * a preference list array of values. Any missing values are added
  55  * to the end and duplicates are weeded.
  56  * XXX: assumes vals in 'mapping' are small +ve integers
  57  */
  58 static void gprefs(void *sesskey, char *name, char *def,
  59                    const struct keyval *mapping, int nvals,
  60                    int *array)
  61 {
  62     char commalist[80];
  63     int n;
  64     unsigned long seen = 0;            /* bitmap for weeding dups etc */
  65     gpps(sesskey, name, def, commalist, sizeof(commalist));
  66
  67     /* Grotty parsing of commalist. */
  68     n = 0;
  69     do {
  70         int v;
  71         char *key;
  72         key = strtok(n==0 ? commalist : NULL, ","); /* sorry */
  73         if (!key) break;
  74         if (((v = key2val(mapping, nvals, key)) != -1) &&
  75             !(seen & 1<<v)) {
  76             array[n] = v;
  77             n++;
  78             seen |= 1<<v;
  79         }
  80     } while (n < nvals);
  81     /* Add any missing values (backward compatibility ect). */
  82     {
  83         int i;
  84         for (i = 0; i < nvals; i++) {
  85             if (!(seen & 1<<mapping[i].v)) {
  86                 array[n] = mapping[i].v;
  87                 n++;
  88             }
  89         }
  90     }
  91 }
  92
  93 /*
  94  * Write out a preference list.
  95  */
  96 static void wprefs(void *sesskey, char *name,
  97                    const struct keyval *mapping, int nvals,
  98                    int *array)
  99 {
 100     char buf[80] = "";  /* XXX assumed big enough */
 101     int l = sizeof(buf)-1, i;
 102     buf[l] = '\0';
 103     for (i = 0; l > 0 && i < nvals; i++) {
 104         const char *s = val2key(mapping, nvals, array[i]);
 105         if (s) {
 106             int sl = strlen(s);
 107             if (i > 0) {
 108                 strncat(buf, ",", l);
 109                 l--;
 110             }
 111             strncat(buf, s, l);
 112             l -= sl;
 113         }
 114     }
 115     write_setting_s(sesskey, name, buf);
 116 }
 117
 118 void save_settings(char *section, int do_host, Config * cfg)
 119 {
 120     int i;
 121     char *p;
 122     void *sesskey;
 123
 124     sesskey = open_settings_w(section);
 125     if (!sesskey)
 126         return;
 127
 128     write_setting_i(sesskey, "Present", 1);
 129     if (do_host) {
 130         write_setting_s(sesskey, "HostName", cfg->host);
 131         write_setting_s(sesskey, "LogFileName", cfg->logfilename);
 132         write_setting_i(sesskey, "LogType", cfg->logtype);
 133         write_setting_i(sesskey, "LogFileClash", cfg->logxfovr);
 134     }
 135     p = "raw";
 136     for (i = 0; backends[i].name != NULL; i++)
 137         if (backends[i].protocol == cfg->protocol) {
 138             p = backends[i].name;
 139             break;
 140         }
 141     write_setting_s(sesskey, "Protocol", p);
 142     write_setting_i(sesskey, "PortNumber", cfg->port);
 143     write_setting_i(sesskey, "CloseOnExit", cfg->close_on_exit);
 144     write_setting_i(sesskey, "WarnOnClose", !!cfg->warn_on_close);
 145     write_setting_i(sesskey, "PingInterval", cfg->ping_interval / 60);  /* minutes */
 146     write_setting_i(sesskey, "PingIntervalSecs", cfg->ping_interval % 60);      /* seconds */
 147     write_setting_i(sesskey, "TCPNoDelay", cfg->tcp_nodelay);
 148     write_setting_s(sesskey, "TerminalType", cfg->termtype);
 149     write_setting_s(sesskey, "TerminalSpeed", cfg->termspeed);
 150
 151     /* proxy settings */
 152     write_setting_s(sesskey, "ProxyExcludeList", cfg->proxy_exclude_list);
 153     write_setting_i(sesskey, "ProxyType", cfg->proxy_type);
 154     write_setting_s(sesskey, "ProxyHost", cfg->proxy_host);
 155     write_setting_i(sesskey, "ProxyPort", cfg->proxy_port);
 156     write_setting_s(sesskey, "ProxyUsername", cfg->proxy_username);
 157     write_setting_s(sesskey, "ProxyPassword", cfg->proxy_password);
 158     write_setting_s(sesskey, "ProxyTelnetCommand", cfg->proxy_telnet_command);
 159     write_setting_i(sesskey, "ProxySOCKSVersion", cfg->proxy_socks_version);
 160
 161     {
 162         char buf[2 * sizeof(cfg->environmt)], *p, *q;
 163         p = buf;
 164         q = cfg->environmt;
 165         while (*q) {
 166             while (*q) {
 167                 int c = *q++;
 168                 if (c == '=' || c == ',' || c == '\\')
 169                     *p++ = '\\';
 170                 if (c == '\t')
 171                     c = '=';
 172                 *p++ = c;
 173             }
 174             *p++ = ',';
 175             q++;
 176         }
 177         *p = '\0';
 178         write_setting_s(sesskey, "Environment", buf);
 179     }
 180     write_setting_s(sesskey, "UserName", cfg->username);
 181     write_setting_s(sesskey, "LocalUserName", cfg->localusername);
 182     write_setting_i(sesskey, "NoPTY", cfg->nopty);
 183     write_setting_i(sesskey, "Compression", cfg->compression);
 184     write_setting_i(sesskey, "AgentFwd", cfg->agentfwd);
 185     write_setting_i(sesskey, "ChangeUsername", cfg->change_username);
 186     wprefs(sesskey, "Cipher", ciphernames, CIPHER_MAX,
 187            cfg->ssh_cipherlist);
 188     write_setting_i(sesskey, "AuthTIS", cfg->try_tis_auth);
 189     write_setting_i(sesskey, "AuthKI", cfg->try_ki_auth);
 190     write_setting_i(sesskey, "SshProt", cfg->sshprot);
 191     write_setting_i(sesskey, "SSH2DES", cfg->ssh2_des_cbc);
 192     write_setting_s(sesskey, "PublicKeyFile", cfg->keyfile);
 193     write_setting_s(sesskey, "RemoteCommand", cfg->remote_cmd);
 194     write_setting_i(sesskey, "RFCEnviron", cfg->rfc_environ);
 195     write_setting_i(sesskey, "PassiveTelnet", cfg->passive_telnet);
 196     write_setting_i(sesskey, "BackspaceIsDelete", cfg->bksp_is_delete);
 197     write_setting_i(sesskey, "RXVTHomeEnd", cfg->rxvt_homeend);
 198     write_setting_i(sesskey, "LinuxFunctionKeys", cfg->funky_type);
 199     write_setting_i(sesskey, "NoApplicationKeys", cfg->no_applic_k);
 200     write_setting_i(sesskey, "NoApplicationCursors", cfg->no_applic_c);
 201     write_setting_i(sesskey, "NoMouseReporting", cfg->no_mouse_rep);
 202     write_setting_i(sesskey, "NoRemoteResize", cfg->no_remote_resize);
 203     write_setting_i(sesskey, "NoAltScreen", cfg->no_alt_screen);
 204     write_setting_i(sesskey, "NoRemoteWinTitle", cfg->no_remote_wintitle);
 205     write_setting_i(sesskey, "NoDBackspace", cfg->no_dbackspace);
 206     write_setting_i(sesskey, "NoRemoteCharset", cfg->no_remote_charset);
 207     write_setting_i(sesskey, "ApplicationCursorKeys", cfg->app_cursor);
 208     write_setting_i(sesskey, "ApplicationKeypad", cfg->app_keypad);
 209     write_setting_i(sesskey, "NetHackKeypad", cfg->nethack_keypad);
 210     write_setting_i(sesskey, "AltF4", cfg->alt_f4);
 211     write_setting_i(sesskey, "AltSpace", cfg->alt_space);
 212     write_setting_i(sesskey, "AltOnly", cfg->alt_only);
 213     write_setting_i(sesskey, "ComposeKey", cfg->compose_key);
 214     write_setting_i(sesskey, "CtrlAltKeys", cfg->ctrlaltkeys);
 215     write_setting_i(sesskey, "TelnetKey", cfg->telnet_keyboard);
 216     write_setting_i(sesskey, "TelnetRet", cfg->telnet_newline);
 217     write_setting_i(sesskey, "LocalEcho", cfg->localecho);
 218     write_setting_i(sesskey, "LocalEdit", cfg->localedit);
 219     write_setting_s(sesskey, "Answerback", cfg->answerback);
 220     write_setting_i(sesskey, "AlwaysOnTop", cfg->alwaysontop);
 221     write_setting_i(sesskey, "FullScreenOnAltEnter", cfg->fullscreenonaltenter);
 222     write_setting_i(sesskey, "HideMousePtr", cfg->hide_mouseptr);
 223     write_setting_i(sesskey, "SunkenEdge", cfg->sunken_edge);
 224     write_setting_i(sesskey, "WindowBorder", cfg->window_border);
 225     write_setting_i(sesskey, "CurType", cfg->cursor_type);
 226     write_setting_i(sesskey, "BlinkCur", cfg->blink_cur);
 227     write_setting_i(sesskey, "Beep", cfg->beep);
 228     write_setting_i(sesskey, "BeepInd", cfg->beep_ind);
 229     write_setting_s(sesskey, "BellWaveFile", cfg->bell_wavefile);
 230     write_setting_i(sesskey, "BellOverload", cfg->bellovl);
 231     write_setting_i(sesskey, "BellOverloadN", cfg->bellovl_n);
 232     write_setting_i(sesskey, "BellOverloadT", cfg->bellovl_t);
 233     write_setting_i(sesskey, "BellOverloadS", cfg->bellovl_s);
 234     write_setting_i(sesskey, "ScrollbackLines", cfg->savelines);
 235     write_setting_i(sesskey, "DECOriginMode", cfg->dec_om);
 236     write_setting_i(sesskey, "AutoWrapMode", cfg->wrap_mode);
 237     write_setting_i(sesskey, "LFImpliesCR", cfg->lfhascr);
 238     write_setting_i(sesskey, "WinNameAlways", cfg->win_name_always);
 239     write_setting_s(sesskey, "WinTitle", cfg->wintitle);
 240     write_setting_i(sesskey, "TermWidth", cfg->width);
 241     write_setting_i(sesskey, "TermHeight", cfg->height);
 242     write_setting_s(sesskey, "Font", cfg->font);
 243     write_setting_i(sesskey, "FontIsBold", cfg->fontisbold);
 244     write_setting_i(sesskey, "FontCharSet", cfg->fontcharset);
 245     write_setting_i(sesskey, "FontHeight", cfg->fontheight);
 246     write_setting_i(sesskey, "FontVTMode", cfg->vtmode);
 247     write_setting_i(sesskey, "TryPalette", cfg->try_palette);
 248     write_setting_i(sesskey, "BoldAsColour", cfg->bold_colour);
 249     for (i = 0; i < 22; i++) {
 250         char buf[20], buf2[30];
 251         sprintf(buf, "Colour%d", i);
 252         sprintf(buf2, "%d,%d,%d", cfg->colours[i][0],
 253                 cfg->colours[i][1], cfg->colours[i][2]);
 254         write_setting_s(sesskey, buf, buf2);
 255     }
 256     write_setting_i(sesskey, "RawCNP", cfg->rawcnp);
 257     write_setting_i(sesskey, "PasteRTF", cfg->rtf_paste);
 258     write_setting_i(sesskey, "MouseIsXterm", cfg->mouse_is_xterm);
 259     write_setting_i(sesskey, "RectSelect", cfg->rect_select);
 260     write_setting_i(sesskey, "MouseOverride", cfg->mouse_override);
 261     for (i = 0; i < 256; i += 32) {
 262         char buf[20], buf2[256];
 263         int j;
 264         sprintf(buf, "Wordness%d", i);
 265         *buf2 = '\0';
 266         for (j = i; j < i + 32; j++) {
 267             sprintf(buf2 + strlen(buf2), "%s%d",
 268                     (*buf2 ? "," : ""), cfg->wordness[j]);
 269         }
 270         write_setting_s(sesskey, buf, buf2);
 271     }
 272     write_setting_s(sesskey, "LineCodePage", cfg->line_codepage);
 273     write_setting_s(sesskey, "Printer", cfg->printer);
 274     write_setting_i(sesskey, "CapsLockCyr", cfg->xlat_capslockcyr);
 275     write_setting_i(sesskey, "ScrollBar", cfg->scrollbar);
 276     write_setting_i(sesskey, "ScrollBarFullScreen", cfg->scrollbar_in_fullscreen);
 277     write_setting_i(sesskey, "ScrollOnKey", cfg->scroll_on_key);
 278     write_setting_i(sesskey, "ScrollOnDisp", cfg->scroll_on_disp);
 279     write_setting_i(sesskey, "LockSize", cfg->resize_action);
 280     write_setting_i(sesskey, "BCE", cfg->bce);
 281     write_setting_i(sesskey, "BlinkText", cfg->blinktext);
 282     write_setting_i(sesskey, "X11Forward", cfg->x11_forward);
 283     write_setting_s(sesskey, "X11Display", cfg->x11_display);
 284     write_setting_i(sesskey, "LocalPortAcceptAll", cfg->lport_acceptall);
 285     write_setting_i(sesskey, "RemotePortAcceptAll", cfg->rport_acceptall);
 286     {
 287         char buf[2 * sizeof(cfg->portfwd)], *p, *q;
 288         p = buf;
 289         q = cfg->portfwd;
 290         while (*q) {
 291             while (*q) {
 292                 int c = *q++;
 293                 if (c == '=' || c == ',' || c == '\\')
 294                     *p++ = '\\';
 295                 if (c == '\t')
 296                     c = '=';
 297                 *p++ = c;
 298             }
 299             *p++ = ',';
 300             q++;
 301         }
 302         *p = '\0';
 303         write_setting_s(sesskey, "PortForwardings", buf);
 304     }
 305     write_setting_i(sesskey, "BugIgnore1", cfg->sshbug_ignore1);
 306     write_setting_i(sesskey, "BugPlainPW1", cfg->sshbug_plainpw1);
 307     write_setting_i(sesskey, "BugRSA1", cfg->sshbug_rsa1);
 308     write_setting_i(sesskey, "BugHMAC2", cfg->sshbug_hmac2);
 309     write_setting_i(sesskey, "BugDeriveKey2", cfg->sshbug_derivekey2);
 310     write_setting_i(sesskey, "BugRSAPad2", cfg->sshbug_rsapad2);
 311     write_setting_i(sesskey, "BugDHGEx2", cfg->sshbug_dhgex2);
 312     write_setting_i(sesskey, "StampUtmp", cfg->stamp_utmp);
 313     write_setting_i(sesskey, "LoginShell", cfg->login_shell);
 314     close_settings_w(sesskey);
 315 }
 316
 317 void load_settings(char *section, int do_host, Config * cfg)
 318 {
 319     int i;
 320     char prot[10];
 321     void *sesskey;
 322
 323     sesskey = open_settings_r(section);
 324
 325     cfg->ssh_subsys = 0;               /* FIXME: load this properly */
 326     cfg->remote_cmd_ptr = cfg->remote_cmd;
 327     cfg->remote_cmd_ptr2 = NULL;
 328
 329     if (do_host) {
 330         gpps(sesskey, "HostName", "", cfg->host, sizeof(cfg->host));
 331     } else {
 332         cfg->host[0] = '\0';           /* blank hostname */
 333     }
 334     gpps(sesskey, "LogFileName", "putty.log",
 335          cfg->logfilename, sizeof(cfg->logfilename));
 336     gppi(sesskey, "LogType", 0, &cfg->logtype);
 337     gppi(sesskey, "LogFileClash", LGXF_ASK, &cfg->logxfovr);
 338
 339     gpps(sesskey, "Protocol", "default", prot, 10);
 340     cfg->protocol = default_protocol;
 341     cfg->port = default_port;
 342     for (i = 0; backends[i].name != NULL; i++)
 343         if (!strcmp(prot, backends[i].name)) {
 344             cfg->protocol = backends[i].protocol;
 345             gppi(sesskey, "PortNumber", default_port, &cfg->port);
 346             break;
 347         }
 348
 349     gppi(sesskey, "CloseOnExit", COE_NORMAL, &cfg->close_on_exit);
 350     gppi(sesskey, "WarnOnClose", 1, &cfg->warn_on_close);
 351     {
 352         /* This is two values for backward compatibility with 0.50/0.51 */
 353         int pingmin, pingsec;
 354         gppi(sesskey, "PingInterval", 0, &pingmin);
 355         gppi(sesskey, "PingIntervalSecs", 0, &pingsec);
 356         cfg->ping_interval = pingmin * 60 + pingsec;
 357     }
 358     gppi(sesskey, "TCPNoDelay", 1, &cfg->tcp_nodelay);
 359     gpps(sesskey, "TerminalType", "xterm", cfg->termtype,
 360          sizeof(cfg->termtype));
 361     gpps(sesskey, "TerminalSpeed", "38400,38400", cfg->termspeed,
 362          sizeof(cfg->termspeed));
 363
 364     /* proxy settings */
 365     gpps(sesskey, "ProxyExcludeList", "", cfg->proxy_exclude_list,
 366          sizeof(cfg->proxy_exclude_list));
 367     gppi(sesskey, "ProxyType", PROXY_NONE, &i); cfg->proxy_type = i;
 368     gpps(sesskey, "ProxyHost", "proxy", cfg->proxy_host,
 369          sizeof(cfg->proxy_host));
 370     gppi(sesskey, "ProxyPort", 80, &cfg->proxy_port);
 371     gpps(sesskey, "ProxyUsername", "", cfg->proxy_username,
 372          sizeof(cfg->proxy_username));
 373     gpps(sesskey, "ProxyPassword", "", cfg->proxy_password,
 374          sizeof(cfg->proxy_password));
 375     gpps(sesskey, "ProxyTelnetCommand", "connect %host %port\\n",
 376          cfg->proxy_telnet_command, sizeof(cfg->proxy_telnet_command));
 377     gppi(sesskey, "ProxySOCKSVersion", 5, &cfg->proxy_socks_version);
 378
 379     {
 380         char buf[2 * sizeof(cfg->environmt)], *p, *q;
 381         gpps(sesskey, "Environment", "", buf, sizeof(buf));
 382         p = buf;
 383         q = cfg->environmt;
 384         while (*p) {
 385             while (*p && *p != ',') {
 386                 int c = *p++;
 387                 if (c == '=')
 388                     c = '\t';
 389                 if (c == '\\')
 390                     c = *p++;
 391                 *q++ = c;
 392             }
 393             if (*p == ',')
 394                 p++;
 395             *q++ = '\0';
 396         }
 397         *q = '\0';
 398     }
 399     gpps(sesskey, "UserName", "", cfg->username, sizeof(cfg->username));
 400     gpps(sesskey, "LocalUserName", "", cfg->localusername,
 401          sizeof(cfg->localusername));
 402     gppi(sesskey, "NoPTY", 0, &cfg->nopty);
 403     gppi(sesskey, "Compression", 0, &cfg->compression);
 404     gppi(sesskey, "AgentFwd", 0, &cfg->agentfwd);
 405     gppi(sesskey, "ChangeUsername", 0, &cfg->change_username);
 406     gprefs(sesskey, "Cipher", "\0",
 407            ciphernames, CIPHER_MAX, cfg->ssh_cipherlist);
 408     gppi(sesskey, "SshProt", 2, &cfg->sshprot);
 409     gppi(sesskey, "SSH2DES", 0, &cfg->ssh2_des_cbc);
 410     gppi(sesskey, "AuthTIS", 0, &cfg->try_tis_auth);
 411     gppi(sesskey, "AuthKI", 1, &cfg->try_ki_auth);
 412     gpps(sesskey, "PublicKeyFile", "", cfg->keyfile, sizeof(cfg->keyfile));
 413     gpps(sesskey, "RemoteCommand", "", cfg->remote_cmd,
 414          sizeof(cfg->remote_cmd));
 415     gppi(sesskey, "RFCEnviron", 0, &cfg->rfc_environ);
 416     gppi(sesskey, "PassiveTelnet", 0, &cfg->passive_telnet);
 417     gppi(sesskey, "BackspaceIsDelete", 1, &cfg->bksp_is_delete);
 418     gppi(sesskey, "RXVTHomeEnd", 0, &cfg->rxvt_homeend);
 419     gppi(sesskey, "LinuxFunctionKeys", 0, &cfg->funky_type);
 420     gppi(sesskey, "NoApplicationKeys", 0, &cfg->no_applic_k);
 421     gppi(sesskey, "NoApplicationCursors", 0, &cfg->no_applic_c);
 422     gppi(sesskey, "NoMouseReporting", 0, &cfg->no_mouse_rep);
 423     gppi(sesskey, "NoRemoteResize", 0, &cfg->no_remote_resize);
 424     gppi(sesskey, "NoAltScreen", 0, &cfg->no_alt_screen);
 425     gppi(sesskey, "NoRemoteWinTitle", 0, &cfg->no_remote_wintitle);
 426     gppi(sesskey, "NoDBackspace", 0, &cfg->no_dbackspace);
 427     gppi(sesskey, "NoRemoteCharset", 0, &cfg->no_remote_charset);
 428     gppi(sesskey, "ApplicationCursorKeys", 0, &cfg->app_cursor);
 429     gppi(sesskey, "ApplicationKeypad", 0, &cfg->app_keypad);
 430     gppi(sesskey, "NetHackKeypad", 0, &cfg->nethack_keypad);
 431     gppi(sesskey, "AltF4", 1, &cfg->alt_f4);
 432     gppi(sesskey, "AltSpace", 0, &cfg->alt_space);
 433     gppi(sesskey, "AltOnly", 0, &cfg->alt_only);
 434     gppi(sesskey, "ComposeKey", 0, &cfg->compose_key);
 435     gppi(sesskey, "CtrlAltKeys", 1, &cfg->ctrlaltkeys);
 436     gppi(sesskey, "TelnetKey", 0, &cfg->telnet_keyboard);
 437     gppi(sesskey, "TelnetRet", 1, &cfg->telnet_newline);
 438     gppi(sesskey, "LocalEcho", LD_BACKEND, &cfg->localecho);
 439     gppi(sesskey, "LocalEdit", LD_BACKEND, &cfg->localedit);
 440     gpps(sesskey, "Answerback", "PuTTY", cfg->answerback,
 441          sizeof(cfg->answerback));
 442     gppi(sesskey, "AlwaysOnTop", 0, &cfg->alwaysontop);
 443     gppi(sesskey, "FullScreenOnAltEnter", 0, &cfg->fullscreenonaltenter);
 444     gppi(sesskey, "HideMousePtr", 0, &cfg->hide_mouseptr);
 445     gppi(sesskey, "SunkenEdge", 0, &cfg->sunken_edge);
 446     gppi(sesskey, "WindowBorder", 1, &cfg->window_border);
 447     gppi(sesskey, "CurType", 0, &cfg->cursor_type);
 448     gppi(sesskey, "BlinkCur", 0, &cfg->blink_cur);
 449     /* pedantic compiler tells me I can't use &cfg->beep as an int * :-) */
 450     gppi(sesskey, "Beep", 1, &i); cfg->beep = i;
 451     gppi(sesskey, "BeepInd", 0, &i); cfg->beep_ind = i;
 452     gpps(sesskey, "BellWaveFile", "", cfg->bell_wavefile,
 453          sizeof(cfg->bell_wavefile));
 454     gppi(sesskey, "BellOverload", 1, &cfg->bellovl);
 455     gppi(sesskey, "BellOverloadN", 5, &cfg->bellovl_n);
 456     gppi(sesskey, "BellOverloadT", 2*TICKSPERSEC, &cfg->bellovl_t);
 457     gppi(sesskey, "BellOverloadS", 5*TICKSPERSEC, &cfg->bellovl_s);
 458     gppi(sesskey, "ScrollbackLines", 200, &cfg->savelines);
 459     gppi(sesskey, "DECOriginMode", 0, &cfg->dec_om);
 460     gppi(sesskey, "AutoWrapMode", 1, &cfg->wrap_mode);
 461     gppi(sesskey, "LFImpliesCR", 0, &cfg->lfhascr);
 462     gppi(sesskey, "WinNameAlways", 0, &cfg->win_name_always);
 463     gpps(sesskey, "WinTitle", "", cfg->wintitle, sizeof(cfg->wintitle));
 464     gppi(sesskey, "TermWidth", 80, &cfg->width);
 465     gppi(sesskey, "TermHeight", 24, &cfg->height);
 466 #ifdef _WINDOWS
 467     gpps(sesskey, "Font", "Courier New", cfg->font, sizeof(cfg->font));
 468 #else
 469     gpps(sesskey, "Font", "fixed", cfg->font, sizeof(cfg->font));
 470 #endif
 471     gppi(sesskey, "FontIsBold", 0, &cfg->fontisbold);
 472 #ifdef _WINDOWS
 473     gppi(sesskey, "FontCharSet", ANSI_CHARSET, &cfg->fontcharset);
 474 #endif
 475     gppi(sesskey, "FontHeight", 10, &cfg->fontheight);
 476 #ifdef _WINDOWS
 477     if (cfg->fontheight < 0) {
 478         int oldh, newh;
 479         HDC hdc = GetDC(NULL);
 480         int logpix = GetDeviceCaps(hdc, LOGPIXELSY);
 481         ReleaseDC(NULL, hdc);
 482
 483         oldh = -cfg->fontheight;
 484         newh = MulDiv(oldh, 72, logpix) + 1;
 485         if (MulDiv(newh, logpix, 72) > oldh)
 486             newh--;
 487         cfg->fontheight = newh;
 488     }
 489 #endif
 490     gppi(sesskey, "FontVTMode", VT_UNICODE, (int *) &cfg->vtmode);
 491     gppi(sesskey, "TryPalette", 0, &cfg->try_palette);
 492     gppi(sesskey, "BoldAsColour", 1, &cfg->bold_colour);
 493     for (i = 0; i < 22; i++) {
 494         static char *defaults[] = {
 495             "187,187,187", "255,255,255", "0,0,0", "85,85,85", "0,0,0",
 496             "0,255,0", "0,0,0", "85,85,85", "187,0,0", "255,85,85",
 497             "0,187,0", "85,255,85", "187,187,0", "255,255,85", "0,0,187",
 498             "85,85,255", "187,0,187", "255,85,255", "0,187,187",
 499             "85,255,255", "187,187,187", "255,255,255"
 500         };
 501         char buf[20], buf2[30];
 502         int c0, c1, c2;
 503         sprintf(buf, "Colour%d", i);
 504         gpps(sesskey, buf, defaults[i], buf2, sizeof(buf2));
 505         if (sscanf(buf2, "%d,%d,%d", &c0, &c1, &c2) == 3) {
 506             cfg->colours[i][0] = c0;
 507             cfg->colours[i][1] = c1;
 508             cfg->colours[i][2] = c2;
 509         }
 510     }
 511     gppi(sesskey, "RawCNP", 0, &cfg->rawcnp);
 512     gppi(sesskey, "PasteRTF", 0, &cfg->rtf_paste);
 513     gppi(sesskey, "MouseIsXterm", 0, &cfg->mouse_is_xterm);
 514     gppi(sesskey, "RectSelect", 0, &cfg->rect_select);
 515     gppi(sesskey, "MouseOverride", 1, &cfg->mouse_override);
 516     for (i = 0; i < 256; i += 32) {
 517         static char *defaults[] = {
 518             "0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0",
 519             "0,1,2,1,1,1,1,1,1,1,1,1,1,2,2,2,2,2,2,2,2,2,2,2,2,2,1,1,1,1,1,1",
 520             "1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,1,1,1,1,2",
 521             "1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,1,1,1,1,1",
 522             "1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1",
 523             "1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1",
 524             "2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,2,2",
 525             "2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,2,2"
 526         };
 527         char buf[20], buf2[256], *p;
 528         int j;
 529         sprintf(buf, "Wordness%d", i);
 530         gpps(sesskey, buf, defaults[i / 32], buf2, sizeof(buf2));
 531         p = buf2;
 532         for (j = i; j < i + 32; j++) {
 533             char *q = p;
 534             while (*p && *p != ',')
 535                 p++;
 536             if (*p == ',')
 537                 *p++ = '\0';
 538             cfg->wordness[j] = atoi(q);
 539         }
 540     }
 541     /*
 542      * The empty default for LineCodePage will be converted later
 543      * into a plausible default for the locale.
 544      */
 545     gpps(sesskey, "LineCodePage", "", cfg->line_codepage,
 546          sizeof(cfg->line_codepage));
 547     gpps(sesskey, "Printer", "", cfg->printer, sizeof(cfg->printer));
 548     gppi (sesskey, "CapsLockCyr", 0, &cfg->xlat_capslockcyr);
 549     gppi(sesskey, "ScrollBar", 1, &cfg->scrollbar);
 550     gppi(sesskey, "ScrollBarFullScreen", 0, &cfg->scrollbar_in_fullscreen);
 551     gppi(sesskey, "ScrollOnKey", 0, &cfg->scroll_on_key);
 552     gppi(sesskey, "ScrollOnDisp", 1, &cfg->scroll_on_disp);
 553     gppi(sesskey, "LockSize", 0, &i); cfg->resize_action = i;
 554     gppi(sesskey, "BCE", 1, &cfg->bce);
 555     gppi(sesskey, "BlinkText", 0, &cfg->blinktext);
 556     gppi(sesskey, "X11Forward", 0, &cfg->x11_forward);
 557     gpps(sesskey, "X11Display", "localhost:0", cfg->x11_display,
 558          sizeof(cfg->x11_display));
 559
 560     gppi(sesskey, "LocalPortAcceptAll", 0, &cfg->lport_acceptall);
 561     gppi(sesskey, "RemotePortAcceptAll", 0, &cfg->rport_acceptall);
 562     {
 563         char buf[2 * sizeof(cfg->portfwd)], *p, *q;
 564         gpps(sesskey, "PortForwardings", "", buf, sizeof(buf));
 565         p = buf;
 566         q = cfg->portfwd;
 567         while (*p) {
 568             while (*p && *p != ',') {
 569                 int c = *p++;
 570                 if (c == '=')
 571                     c = '\t';
 572                 if (c == '\\')
 573                     c = *p++;
 574                 *q++ = c;
 575             }
 576             if (*p == ',')
 577                 p++;
 578             *q++ = '\0';
 579         }
 580         *q = '\0';
 581     }
 582     gppi(sesskey, "BugIgnore1", BUG_AUTO, &i); cfg->sshbug_ignore1 = i;
 583     gppi(sesskey, "BugPlainPW1", BUG_AUTO, &i); cfg->sshbug_plainpw1 = i;
 584     gppi(sesskey, "BugRSA1", BUG_AUTO, &i); cfg->sshbug_rsa1 = i;
 585     {
 586         int i;
 587         gppi(sesskey, "BugHMAC2", BUG_AUTO, &i); cfg->sshbug_hmac2 = i;
 588         if (cfg->sshbug_hmac2 == BUG_AUTO) {
 589             gppi(sesskey, "BuggyMAC", 0, &i);
 590             if (i == 1)
 591                 cfg->sshbug_hmac2 = BUG_ON;
 592         }
 593     }
 594     gppi(sesskey, "BugDeriveKey2", BUG_AUTO, &i); cfg->sshbug_derivekey2 = i;
 595     gppi(sesskey, "BugRSAPad2", BUG_AUTO, &i); cfg->sshbug_rsapad2 = i;
 596     gppi(sesskey, "BugDHGEx2", BUG_AUTO, &i); cfg->sshbug_dhgex2 = i;
 597     gppi(sesskey, "StampUtmp", 1, &cfg->stamp_utmp);
 598     gppi(sesskey, "LoginShell", 1, &cfg->login_shell);
 599
 600     close_settings_r(sesskey);
 601 }
 602
 603 void do_defaults(char *session, Config * cfg)
 604 {
 605     if (session)
 606         load_settings(session, TRUE, cfg);
 607     else
 608         load_settings("Default Settings", FALSE, cfg);
 609 }
 610
 611 static int sessioncmp(const void *av, const void *bv)
 612 {
 613     const char *a = *(const char *const *) av;
 614     const char *b = *(const char *const *) bv;
 615
 616     /*
 617      * Alphabetical order, except that "Default Settings" is a
 618      * special case and comes first.
 619      */
 620     if (!strcmp(a, "Default Settings"))
 621         return -1;                     /* a comes first */
 622     if (!strcmp(b, "Default Settings"))
 623         return +1;                     /* b comes first */
 624     /*
 625      * FIXME: perhaps we should ignore the first & in determining
 626      * sort order.
 627      */
 628     return strcmp(a, b);               /* otherwise, compare normally */
 629 }
 630
 631 void get_sesslist(int allocate)
 632 {
 633     static char otherbuf[2048];
 634     static char *buffer;
 635     int buflen, bufsize, i;
 636     char *p, *ret;
 637     void *handle;
 638
 639     if (allocate) {
 640
 641         buflen = bufsize = 0;
 642         buffer = NULL;
 643         if ((handle = enum_settings_start())) {
 644             do {
 645                 ret = enum_settings_next(handle, otherbuf, sizeof(otherbuf));
 646                 if (ret) {
 647                     int len = strlen(otherbuf) + 1;
 648                     if (bufsize < buflen + len) {
 649                         bufsize = buflen + len + 2048;
 650                         buffer = srealloc(buffer, bufsize);
 651                     }
 652                     strcpy(buffer + buflen, otherbuf);
 653                     buflen += strlen(buffer + buflen) + 1;
 654                 }
 655             } while (ret);
 656             enum_settings_finish(handle);
 657         }
 658         buffer = srealloc(buffer, buflen + 1);
 659         buffer[buflen] = '\0';
 660
 661         /*
 662          * Now set up the list of sessions. Note that "Default
 663          * Settings" must always be claimed to exist, even if it
 664          * doesn't really.
 665          */
 666
 667         p = buffer;
 668         nsessions = 1;                 /* "Default Settings" counts as one */
 669         while (*p) {
 670             if (strcmp(p, "Default Settings"))
 671                 nsessions++;
 672             while (*p)
 673                 p++;
 674             p++;
 675         }
 676
 677         sessions = smalloc((nsessions + 1) * sizeof(char *));
 678         sessions[0] = "Default Settings";
 679         p = buffer;
 680         i = 1;
 681         while (*p) {
 682             if (strcmp(p, "Default Settings"))
 683                 sessions[i++] = p;
 684             while (*p)
 685                 p++;
 686             p++;
 687         }
 688
 689         qsort(sessions, i, sizeof(char *), sessioncmp);
 690     } else {
 691         sfree(buffer);
 692         sfree(sessions);
 693     }
 694 }