settings.c

   1 /*
   2  * settings.c: read and write saved sessions.
   3  */
   4
   5 #include <windows.h>
   6 #include <stdio.h>
   7 #include <stdlib.h>
   8 #include "putty.h"
   9 #include "storage.h"
  10
  11 /*
  12  * Tables of string <-> enum value mappings
  13  */
  14 struct keyval { char *s; int v; };
  15
  16 static const struct keyval ciphernames[] = {
  17     { "aes",        CIPHER_AES },
  18     { "blowfish",   CIPHER_BLOWFISH },
  19     { "3des",       CIPHER_3DES },
  20     { "WARN",       CIPHER_WARN },
  21     { "des",        CIPHER_DES }
  22 };
  23
  24 static void gpps(void *handle, char *name, char *def, char *val, int len)
  25 {
  26     if (!read_setting_s(handle, name, val, len)) {
  27         strncpy(val, def, len);
  28         val[len - 1] = '\0';
  29     }
  30 }
  31
  32 static void gppi(void *handle, char *name, int def, int *i)
  33 {
  34     *i = read_setting_i(handle, name, def);
  35 }
  36
  37 static int key2val(const struct keyval *mapping, int nmaps, char *key)
  38 {
  39     int i;
  40     for (i = 0; i < nmaps; i++)
  41         if (!strcmp(mapping[i].s, key)) return mapping[i].v;
  42     return -1;
  43 }
  44
  45 static const char *val2key(const struct keyval *mapping, int nmaps, int val)
  46 {
  47     int i;
  48     for (i = 0; i < nmaps; i++)
  49         if (mapping[i].v == val) return mapping[i].s;
  50     return NULL;
  51 }
  52
  53 /*
  54  * Helper function to parse a comma-separated list of strings into
  55  * a preference list array of values. Any missing values are added
  56  * to the end and duplicates are weeded.
  57  * XXX: assumes vals in 'mapping' are small +ve integers
  58  */
  59 static void gprefs(void *sesskey, char *name, char *def,
  60                    const struct keyval *mapping, int nvals,
  61                    int *array)
  62 {
  63     char commalist[80];
  64     int n;
  65     unsigned long seen = 0;            /* bitmap for weeding dups etc */
  66     gpps(sesskey, name, def, commalist, sizeof(commalist));
  67
  68     /* Grotty parsing of commalist. */
  69     n = 0;
  70     do {
  71         int v;
  72         char *key;
  73         key = strtok(n==0 ? commalist : NULL, ","); /* sorry */
  74         if (!key) break;
  75         if (((v = key2val(mapping, nvals, key)) != -1) &&
  76             !(seen & 1<<v)) {
  77             array[n] = v;
  78             n++;
  79             seen |= 1<<v;
  80         }
  81     } while (n < nvals);
  82     /* Add any missing values (backward compatibility ect). */
  83     {
  84         int i;
  85         for (i = 0; i < nvals; i++) {
  86             if (!(seen & 1<<mapping[i].v)) {
  87                 array[n] = mapping[i].v;
  88                 n++;
  89             }
  90         }
  91     }
  92 }
  93
  94 /*
  95  * Write out a preference list.
  96  */
  97 static void wprefs(void *sesskey, char *name,
  98                    const struct keyval *mapping, int nvals,
  99                    int *array)
 100 {
 101     char buf[80] = "";  /* XXX assumed big enough */
 102     int l = sizeof(buf)-1, i;
 103     buf[l] = '\0';
 104     for (i = 0; l > 0 && i < nvals; i++) {
 105         const char *s = val2key(mapping, nvals, array[i]);
 106         if (s) {
 107             int sl = strlen(s);
 108             if (i > 0) {
 109                 strncat(buf, ",", l);
 110                 l--;
 111             }
 112             strncat(buf, s, l);
 113             l -= sl;
 114         }
 115     }
 116     write_setting_s(sesskey, name, buf);
 117 }
 118
 119 void save_settings(char *section, int do_host, Config * cfg)
 120 {
 121     int i;
 122     char *p;
 123     void *sesskey;
 124
 125     sesskey = open_settings_w(section);
 126     if (!sesskey)
 127         return;
 128
 129     write_setting_i(sesskey, "Present", 1);
 130     if (do_host) {
 131         write_setting_s(sesskey, "HostName", cfg->host);
 132         write_setting_s(sesskey, "LogFileName", cfg->logfilename);
 133         write_setting_i(sesskey, "LogType", cfg->logtype);
 134         write_setting_i(sesskey, "LogFileClash", cfg->logxfovr);
 135     }
 136     p = "raw";
 137     for (i = 0; backends[i].name != NULL; i++)
 138         if (backends[i].protocol == cfg->protocol) {
 139             p = backends[i].name;
 140             break;
 141         }
 142     write_setting_s(sesskey, "Protocol", p);
 143     write_setting_i(sesskey, "PortNumber", cfg->port);
 144     write_setting_i(sesskey, "CloseOnExit", cfg->close_on_exit);
 145     write_setting_i(sesskey, "WarnOnClose", !!cfg->warn_on_close);
 146     write_setting_i(sesskey, "PingInterval", cfg->ping_interval / 60);  /* minutes */
 147     write_setting_i(sesskey, "PingIntervalSecs", cfg->ping_interval % 60);      /* seconds */
 148     write_setting_i(sesskey, "TCPNoDelay", cfg->tcp_nodelay);
 149     write_setting_s(sesskey, "TerminalType", cfg->termtype);
 150     write_setting_s(sesskey, "TerminalSpeed", cfg->termspeed);
 151
 152     /* proxy settings */
 153     write_setting_s(sesskey, "ProxyExcludeList", cfg->proxy_exclude_list);
 154     write_setting_i(sesskey, "ProxyType", cfg->proxy_type);
 155     write_setting_s(sesskey, "ProxyHost", cfg->proxy_host);
 156     write_setting_i(sesskey, "ProxyPort", cfg->proxy_port);
 157     write_setting_s(sesskey, "ProxyUsername", cfg->proxy_username);
 158     write_setting_s(sesskey, "ProxyPassword", cfg->proxy_password);
 159     write_setting_s(sesskey, "ProxyTelnetCommand", cfg->proxy_telnet_command);
 160     write_setting_i(sesskey, "ProxySOCKSVersion", cfg->proxy_socks_version);
 161
 162     {
 163         char buf[2 * sizeof(cfg->environmt)], *p, *q;
 164         p = buf;
 165         q = cfg->environmt;
 166         while (*q) {
 167             while (*q) {
 168                 int c = *q++;
 169                 if (c == '=' || c == ',' || c == '\\')
 170                     *p++ = '\\';
 171                 if (c == '\t')
 172                     c = '=';
 173                 *p++ = c;
 174             }
 175             *p++ = ',';
 176             q++;
 177         }
 178         *p = '\0';
 179         write_setting_s(sesskey, "Environment", buf);
 180     }
 181     write_setting_s(sesskey, "UserName", cfg->username);
 182     write_setting_s(sesskey, "LocalUserName", cfg->localusername);
 183     write_setting_i(sesskey, "NoPTY", cfg->nopty);
 184     write_setting_i(sesskey, "Compression", cfg->compression);
 185     write_setting_i(sesskey, "AgentFwd", cfg->agentfwd);
 186     write_setting_i(sesskey, "ChangeUsername", cfg->change_username);
 187     wprefs(sesskey, "Cipher", ciphernames, CIPHER_MAX,
 188            cfg->ssh_cipherlist);
 189     write_setting_i(sesskey, "AuthTIS", cfg->try_tis_auth);
 190     write_setting_i(sesskey, "AuthKI", cfg->try_ki_auth);
 191     write_setting_i(sesskey, "SshProt", cfg->sshprot);
 192     write_setting_i(sesskey, "SSH2DES", cfg->ssh2_des_cbc);
 193     write_setting_s(sesskey, "PublicKeyFile", cfg->keyfile);
 194     write_setting_s(sesskey, "RemoteCommand", cfg->remote_cmd);
 195     write_setting_i(sesskey, "RFCEnviron", cfg->rfc_environ);
 196     write_setting_i(sesskey, "PassiveTelnet", cfg->passive_telnet);
 197     write_setting_i(sesskey, "BackspaceIsDelete", cfg->bksp_is_delete);
 198     write_setting_i(sesskey, "RXVTHomeEnd", cfg->rxvt_homeend);
 199     write_setting_i(sesskey, "LinuxFunctionKeys", cfg->funky_type);
 200     write_setting_i(sesskey, "NoApplicationKeys", cfg->no_applic_k);
 201     write_setting_i(sesskey, "NoApplicationCursors", cfg->no_applic_c);
 202     write_setting_i(sesskey, "NoMouseReporting", cfg->no_mouse_rep);
 203     write_setting_i(sesskey, "NoRemoteResize", cfg->no_remote_resize);
 204     write_setting_i(sesskey, "NoAltScreen", cfg->no_alt_screen);
 205     write_setting_i(sesskey, "NoRemoteWinTitle", cfg->no_remote_wintitle);
 206     write_setting_i(sesskey, "NoDBackspace", cfg->no_dbackspace);
 207     write_setting_i(sesskey, "NoRemoteCharset", cfg->no_remote_charset);
 208     write_setting_i(sesskey, "ApplicationCursorKeys", cfg->app_cursor);
 209     write_setting_i(sesskey, "ApplicationKeypad", cfg->app_keypad);
 210     write_setting_i(sesskey, "NetHackKeypad", cfg->nethack_keypad);
 211     write_setting_i(sesskey, "AltF4", cfg->alt_f4);
 212     write_setting_i(sesskey, "AltSpace", cfg->alt_space);
 213     write_setting_i(sesskey, "AltOnly", cfg->alt_only);
 214     write_setting_i(sesskey, "ComposeKey", cfg->compose_key);
 215     write_setting_i(sesskey, "CtrlAltKeys", cfg->ctrlaltkeys);
 216     write_setting_i(sesskey, "TelnetKey", cfg->telnet_keyboard);
 217     write_setting_i(sesskey, "TelnetRet", cfg->telnet_newline);
 218     write_setting_i(sesskey, "LocalEcho", cfg->localecho);
 219     write_setting_i(sesskey, "LocalEdit", cfg->localedit);
 220     write_setting_s(sesskey, "Answerback", cfg->answerback);
 221     write_setting_i(sesskey, "AlwaysOnTop", cfg->alwaysontop);
 222     write_setting_i(sesskey, "FullScreenOnAltEnter", cfg->fullscreenonaltenter);
 223     write_setting_i(sesskey, "HideMousePtr", cfg->hide_mouseptr);
 224     write_setting_i(sesskey, "SunkenEdge", cfg->sunken_edge);
 225     write_setting_i(sesskey, "WindowBorder", cfg->window_border);
 226     write_setting_i(sesskey, "CurType", cfg->cursor_type);
 227     write_setting_i(sesskey, "BlinkCur", cfg->blink_cur);
 228     write_setting_i(sesskey, "Beep", cfg->beep);
 229     write_setting_i(sesskey, "BeepInd", cfg->beep_ind);
 230     write_setting_s(sesskey, "BellWaveFile", cfg->bell_wavefile);
 231     write_setting_i(sesskey, "BellOverload", cfg->bellovl);
 232     write_setting_i(sesskey, "BellOverloadN", cfg->bellovl_n);
 233     write_setting_i(sesskey, "BellOverloadT", cfg->bellovl_t);
 234     write_setting_i(sesskey, "BellOverloadS", cfg->bellovl_s);
 235     write_setting_i(sesskey, "ScrollbackLines", cfg->savelines);
 236     write_setting_i(sesskey, "DECOriginMode", cfg->dec_om);
 237     write_setting_i(sesskey, "AutoWrapMode", cfg->wrap_mode);
 238     write_setting_i(sesskey, "LFImpliesCR", cfg->lfhascr);
 239     write_setting_i(sesskey, "WinNameAlways", cfg->win_name_always);
 240     write_setting_s(sesskey, "WinTitle", cfg->wintitle);
 241     write_setting_i(sesskey, "TermWidth", cfg->width);
 242     write_setting_i(sesskey, "TermHeight", cfg->height);
 243     write_setting_s(sesskey, "Font", cfg->font);
 244     write_setting_i(sesskey, "FontIsBold", cfg->fontisbold);
 245     write_setting_i(sesskey, "FontCharSet", cfg->fontcharset);
 246     write_setting_i(sesskey, "FontHeight", cfg->fontheight);
 247     write_setting_i(sesskey, "FontVTMode", cfg->vtmode);
 248     write_setting_i(sesskey, "TryPalette", cfg->try_palette);
 249     write_setting_i(sesskey, "BoldAsColour", cfg->bold_colour);
 250     for (i = 0; i < 22; i++) {
 251         char buf[20], buf2[30];
 252         sprintf(buf, "Colour%d", i);
 253         sprintf(buf2, "%d,%d,%d", cfg->colours[i][0],
 254                 cfg->colours[i][1], cfg->colours[i][2]);
 255         write_setting_s(sesskey, buf, buf2);
 256     }
 257     write_setting_i(sesskey, "RawCNP", cfg->rawcnp);
 258     write_setting_i(sesskey, "PasteRTF", cfg->rtf_paste);
 259     write_setting_i(sesskey, "MouseIsXterm", cfg->mouse_is_xterm);
 260     write_setting_i(sesskey, "RectSelect", cfg->rect_select);
 261     write_setting_i(sesskey, "MouseOverride", cfg->mouse_override);
 262     for (i = 0; i < 256; i += 32) {
 263         char buf[20], buf2[256];
 264         int j;
 265         sprintf(buf, "Wordness%d", i);
 266         *buf2 = '\0';
 267         for (j = i; j < i + 32; j++) {
 268             sprintf(buf2 + strlen(buf2), "%s%d",
 269                     (*buf2 ? "," : ""), cfg->wordness[j]);
 270         }
 271         write_setting_s(sesskey, buf, buf2);
 272     }
 273     write_setting_s(sesskey, "LineCodePage", cfg->line_codepage);
 274     write_setting_s(sesskey, "Printer", cfg->printer);
 275     write_setting_i(sesskey, "CapsLockCyr", cfg->xlat_capslockcyr);
 276     write_setting_i(sesskey, "ScrollBar", cfg->scrollbar);
 277     write_setting_i(sesskey, "ScrollBarFullScreen", cfg->scrollbar_in_fullscreen);
 278     write_setting_i(sesskey, "ScrollOnKey", cfg->scroll_on_key);
 279     write_setting_i(sesskey, "ScrollOnDisp", cfg->scroll_on_disp);
 280     write_setting_i(sesskey, "LockSize", cfg->resize_action);
 281     write_setting_i(sesskey, "BCE", cfg->bce);
 282     write_setting_i(sesskey, "BlinkText", cfg->blinktext);
 283     write_setting_i(sesskey, "X11Forward", cfg->x11_forward);
 284     write_setting_s(sesskey, "X11Display", cfg->x11_display);
 285     write_setting_i(sesskey, "LocalPortAcceptAll", cfg->lport_acceptall);
 286     write_setting_i(sesskey, "RemotePortAcceptAll", cfg->rport_acceptall);
 287     {
 288         char buf[2 * sizeof(cfg->portfwd)], *p, *q;
 289         p = buf;
 290         q = cfg->portfwd;
 291         while (*q) {
 292             while (*q) {
 293                 int c = *q++;
 294                 if (c == '=' || c == ',' || c == '\\')
 295                     *p++ = '\\';
 296                 if (c == '\t')
 297                     c = '=';
 298                 *p++ = c;
 299             }
 300             *p++ = ',';
 301             q++;
 302         }
 303         *p = '\0';
 304         write_setting_s(sesskey, "PortForwardings", buf);
 305     }
 306     write_setting_i(sesskey, "BugIgnore1", cfg->sshbug_ignore1);
 307     write_setting_i(sesskey, "BugPlainPW1", cfg->sshbug_plainpw1);
 308     write_setting_i(sesskey, "BugRSA1", cfg->sshbug_rsa1);
 309     write_setting_i(sesskey, "BugHMAC2", cfg->sshbug_hmac2);
 310     write_setting_i(sesskey, "BugDeriveKey2", cfg->sshbug_derivekey2);
 311     write_setting_i(sesskey, "BugRSAPad2", cfg->sshbug_rsapad2);
 312     write_setting_i(sesskey, "BugDHGEx2", cfg->sshbug_dhgex2);
 313     close_settings_w(sesskey);
 314 }
 315
 316 void load_settings(char *section, int do_host, Config * cfg)
 317 {
 318     int i;
 319     char prot[10];
 320     void *sesskey;
 321
 322     sesskey = open_settings_r(section);
 323
 324     cfg->ssh_subsys = 0;               /* FIXME: load this properly */
 325     cfg->remote_cmd_ptr = cfg->remote_cmd;
 326     cfg->remote_cmd_ptr2 = NULL;
 327
 328     if (do_host) {
 329         gpps(sesskey, "HostName", "", cfg->host, sizeof(cfg->host));
 330     } else {
 331         cfg->host[0] = '\0';           /* blank hostname */
 332     }
 333     gpps(sesskey, "LogFileName", "putty.log",
 334          cfg->logfilename, sizeof(cfg->logfilename));
 335     gppi(sesskey, "LogType", 0, &cfg->logtype);
 336     gppi(sesskey, "LogFileClash", LGXF_ASK, &cfg->logxfovr);
 337
 338     gpps(sesskey, "Protocol", "default", prot, 10);
 339     cfg->protocol = default_protocol;
 340     cfg->port = default_port;
 341     for (i = 0; backends[i].name != NULL; i++)
 342         if (!strcmp(prot, backends[i].name)) {
 343             cfg->protocol = backends[i].protocol;
 344             gppi(sesskey, "PortNumber", default_port, &cfg->port);
 345             break;
 346         }
 347
 348     gppi(sesskey, "CloseOnExit", COE_NORMAL, &cfg->close_on_exit);
 349     gppi(sesskey, "WarnOnClose", 1, &cfg->warn_on_close);
 350     {
 351         /* This is two values for backward compatibility with 0.50/0.51 */
 352         int pingmin, pingsec;
 353         gppi(sesskey, "PingInterval", 0, &pingmin);
 354         gppi(sesskey, "PingIntervalSecs", 0, &pingsec);
 355         cfg->ping_interval = pingmin * 60 + pingsec;
 356     }
 357     gppi(sesskey, "TCPNoDelay", 1, &cfg->tcp_nodelay);
 358     gpps(sesskey, "TerminalType", "xterm", cfg->termtype,
 359          sizeof(cfg->termtype));
 360     gpps(sesskey, "TerminalSpeed", "38400,38400", cfg->termspeed,
 361          sizeof(cfg->termspeed));
 362
 363     /* proxy settings */
 364     gpps(sesskey, "ProxyExcludeList", "", cfg->proxy_exclude_list,
 365          sizeof(cfg->proxy_exclude_list));
 366     gppi(sesskey, "ProxyType", PROXY_NONE, &cfg->proxy_type);
 367     gpps(sesskey, "ProxyHost", "proxy", cfg->proxy_host,
 368          sizeof(cfg->proxy_host));
 369     gppi(sesskey, "ProxyPort", 80, &cfg->proxy_port);
 370     gpps(sesskey, "ProxyUsername", "", cfg->proxy_username,
 371          sizeof(cfg->proxy_username));
 372     gpps(sesskey, "ProxyPassword", "", cfg->proxy_password,
 373          sizeof(cfg->proxy_password));
 374     gpps(sesskey, "ProxyTelnetCommand", "connect %host %port\\n",
 375          cfg->proxy_telnet_command, sizeof(cfg->proxy_telnet_command));
 376     gppi(sesskey, "ProxySOCKSVersion", 5, &cfg->proxy_socks_version);
 377
 378     {
 379         char buf[2 * sizeof(cfg->environmt)], *p, *q;
 380         gpps(sesskey, "Environment", "", buf, sizeof(buf));
 381         p = buf;
 382         q = cfg->environmt;
 383         while (*p) {
 384             while (*p && *p != ',') {
 385                 int c = *p++;
 386                 if (c == '=')
 387                     c = '\t';
 388                 if (c == '\\')
 389                     c = *p++;
 390                 *q++ = c;
 391             }
 392             if (*p == ',')
 393                 p++;
 394             *q++ = '\0';
 395         }
 396         *q = '\0';
 397     }
 398     gpps(sesskey, "UserName", "", cfg->username, sizeof(cfg->username));
 399     gpps(sesskey, "LocalUserName", "", cfg->localusername,
 400          sizeof(cfg->localusername));
 401     gppi(sesskey, "NoPTY", 0, &cfg->nopty);
 402     gppi(sesskey, "Compression", 0, &cfg->compression);
 403     gppi(sesskey, "AgentFwd", 0, &cfg->agentfwd);
 404     gppi(sesskey, "ChangeUsername", 0, &cfg->change_username);
 405     gprefs(sesskey, "Cipher", "\0",
 406            ciphernames, CIPHER_MAX, cfg->ssh_cipherlist);
 407     gppi(sesskey, "SshProt", 1, &cfg->sshprot);
 408     gppi(sesskey, "SSH2DES", 0, &cfg->ssh2_des_cbc);
 409     gppi(sesskey, "AuthTIS", 0, &cfg->try_tis_auth);
 410     gppi(sesskey, "AuthKI", 1, &cfg->try_ki_auth);
 411     gpps(sesskey, "PublicKeyFile", "", cfg->keyfile, sizeof(cfg->keyfile));
 412     gpps(sesskey, "RemoteCommand", "", cfg->remote_cmd,
 413          sizeof(cfg->remote_cmd));
 414     gppi(sesskey, "RFCEnviron", 0, &cfg->rfc_environ);
 415     gppi(sesskey, "PassiveTelnet", 0, &cfg->passive_telnet);
 416     gppi(sesskey, "BackspaceIsDelete", 1, &cfg->bksp_is_delete);
 417     gppi(sesskey, "RXVTHomeEnd", 0, &cfg->rxvt_homeend);
 418     gppi(sesskey, "LinuxFunctionKeys", 0, &cfg->funky_type);
 419     gppi(sesskey, "NoApplicationKeys", 0, &cfg->no_applic_k);
 420     gppi(sesskey, "NoApplicationCursors", 0, &cfg->no_applic_c);
 421     gppi(sesskey, "NoMouseReporting", 0, &cfg->no_mouse_rep);
 422     gppi(sesskey, "NoRemoteResize", 0, &cfg->no_remote_resize);
 423     gppi(sesskey, "NoAltScreen", 0, &cfg->no_alt_screen);
 424     gppi(sesskey, "NoRemoteWinTitle", 0, &cfg->no_remote_wintitle);
 425     gppi(sesskey, "NoDBackspace", 0, &cfg->no_dbackspace);
 426     gppi(sesskey, "NoRemoteCharset", 0, &cfg->no_remote_charset);
 427     gppi(sesskey, "ApplicationCursorKeys", 0, &cfg->app_cursor);
 428     gppi(sesskey, "ApplicationKeypad", 0, &cfg->app_keypad);
 429     gppi(sesskey, "NetHackKeypad", 0, &cfg->nethack_keypad);
 430     gppi(sesskey, "AltF4", 1, &cfg->alt_f4);
 431     gppi(sesskey, "AltSpace", 0, &cfg->alt_space);
 432     gppi(sesskey, "AltOnly", 0, &cfg->alt_only);
 433     gppi(sesskey, "ComposeKey", 0, &cfg->compose_key);
 434     gppi(sesskey, "CtrlAltKeys", 1, &cfg->ctrlaltkeys);
 435     gppi(sesskey, "TelnetKey", 0, &cfg->telnet_keyboard);
 436     gppi(sesskey, "TelnetRet", 1, &cfg->telnet_newline);
 437     gppi(sesskey, "LocalEcho", LD_BACKEND, &cfg->localecho);
 438     gppi(sesskey, "LocalEdit", LD_BACKEND, &cfg->localedit);
 439     gpps(sesskey, "Answerback", "PuTTY", cfg->answerback,
 440          sizeof(cfg->answerback));
 441     gppi(sesskey, "AlwaysOnTop", 0, &cfg->alwaysontop);
 442     gppi(sesskey, "FullScreenOnAltEnter", 0, &cfg->fullscreenonaltenter);
 443     gppi(sesskey, "HideMousePtr", 0, &cfg->hide_mouseptr);
 444     gppi(sesskey, "SunkenEdge", 0, &cfg->sunken_edge);
 445     gppi(sesskey, "WindowBorder", 1, &cfg->window_border);
 446     gppi(sesskey, "CurType", 0, &cfg->cursor_type);
 447     gppi(sesskey, "BlinkCur", 0, &cfg->blink_cur);
 448     /* pedantic compiler tells me I can't use &cfg->beep as an int * :-) */
 449     gppi(sesskey, "Beep", 1, &i); cfg->beep = i;
 450     gppi(sesskey, "BeepInd", 0, &i); cfg->beep_ind = i;
 451     gpps(sesskey, "BellWaveFile", "", cfg->bell_wavefile,
 452          sizeof(cfg->bell_wavefile));
 453     gppi(sesskey, "BellOverload", 1, &cfg->bellovl);
 454     gppi(sesskey, "BellOverloadN", 5, &cfg->bellovl_n);
 455     gppi(sesskey, "BellOverloadT", 2000, &cfg->bellovl_t);
 456     gppi(sesskey, "BellOverloadS", 5000, &cfg->bellovl_s);
 457     gppi(sesskey, "ScrollbackLines", 200, &cfg->savelines);
 458     gppi(sesskey, "DECOriginMode", 0, &cfg->dec_om);
 459     gppi(sesskey, "AutoWrapMode", 1, &cfg->wrap_mode);
 460     gppi(sesskey, "LFImpliesCR", 0, &cfg->lfhascr);
 461     gppi(sesskey, "WinNameAlways", 0, &cfg->win_name_always);
 462     gpps(sesskey, "WinTitle", "", cfg->wintitle, sizeof(cfg->wintitle));
 463     gppi(sesskey, "TermWidth", 80, &cfg->width);
 464     gppi(sesskey, "TermHeight", 24, &cfg->height);
 465     gpps(sesskey, "Font", "Courier New", cfg->font, sizeof(cfg->font));
 466     gppi(sesskey, "FontIsBold", 0, &cfg->fontisbold);
 467     gppi(sesskey, "FontCharSet", ANSI_CHARSET, &cfg->fontcharset);
 468     gppi(sesskey, "FontHeight", 10, &cfg->fontheight);
 469     if (cfg->fontheight < 0) {
 470         int oldh, newh;
 471         HDC hdc = GetDC(NULL);
 472         int logpix = GetDeviceCaps(hdc, LOGPIXELSY);
 473         ReleaseDC(NULL, hdc);
 474
 475         oldh = -cfg->fontheight;
 476         newh = MulDiv(oldh, 72, logpix) + 1;
 477         if (MulDiv(newh, logpix, 72) > oldh)
 478             newh--;
 479         cfg->fontheight = newh;
 480     }
 481     gppi(sesskey, "FontVTMode", VT_UNICODE, (int *) &cfg->vtmode);
 482     gppi(sesskey, "TryPalette", 0, &cfg->try_palette);
 483     gppi(sesskey, "BoldAsColour", 1, &cfg->bold_colour);
 484     for (i = 0; i < 22; i++) {
 485         static char *defaults[] = {
 486             "187,187,187", "255,255,255", "0,0,0", "85,85,85", "0,0,0",
 487             "0,255,0", "0,0,0", "85,85,85", "187,0,0", "255,85,85",
 488             "0,187,0", "85,255,85", "187,187,0", "255,255,85", "0,0,187",
 489             "85,85,255", "187,0,187", "255,85,255", "0,187,187",
 490             "85,255,255", "187,187,187", "255,255,255"
 491         };
 492         char buf[20], buf2[30];
 493         int c0, c1, c2;
 494         sprintf(buf, "Colour%d", i);
 495         gpps(sesskey, buf, defaults[i], buf2, sizeof(buf2));
 496         if (sscanf(buf2, "%d,%d,%d", &c0, &c1, &c2) == 3) {
 497             cfg->colours[i][0] = c0;
 498             cfg->colours[i][1] = c1;
 499             cfg->colours[i][2] = c2;
 500         }
 501     }
 502     gppi(sesskey, "RawCNP", 0, &cfg->rawcnp);
 503     gppi(sesskey, "PasteRTF", 0, &cfg->rtf_paste);
 504     gppi(sesskey, "MouseIsXterm", 0, &cfg->mouse_is_xterm);
 505     gppi(sesskey, "RectSelect", 0, &cfg->rect_select);
 506     gppi(sesskey, "MouseOverride", 1, &cfg->mouse_override);
 507     for (i = 0; i < 256; i += 32) {
 508         static char *defaults[] = {
 509             "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",
 510             "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",
 511             "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",
 512             "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",
 513             "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",
 514             "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",
 515             "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",
 516             "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"
 517         };
 518         char buf[20], buf2[256], *p;
 519         int j;
 520         sprintf(buf, "Wordness%d", i);
 521         gpps(sesskey, buf, defaults[i / 32], buf2, sizeof(buf2));
 522         p = buf2;
 523         for (j = i; j < i + 32; j++) {
 524             char *q = p;
 525             while (*p && *p != ',')
 526                 p++;
 527             if (*p == ',')
 528                 *p++ = '\0';
 529             cfg->wordness[j] = atoi(q);
 530         }
 531     }
 532     /*
 533      * The empty default for LineCodePage will be converted later
 534      * into a plausible default for the locale.
 535      */
 536     gpps(sesskey, "LineCodePage", "", cfg->line_codepage,
 537          sizeof(cfg->line_codepage));
 538     gpps(sesskey, "Printer", "", cfg->printer, sizeof(cfg->printer));
 539     gppi (sesskey, "CapsLockCyr", 0, &cfg->xlat_capslockcyr);
 540     gppi(sesskey, "ScrollBar", 1, &cfg->scrollbar);
 541     gppi(sesskey, "ScrollBarFullScreen", 0, &cfg->scrollbar_in_fullscreen);
 542     gppi(sesskey, "ScrollOnKey", 0, &cfg->scroll_on_key);
 543     gppi(sesskey, "ScrollOnDisp", 1, &cfg->scroll_on_disp);
 544     gppi(sesskey, "LockSize", 0, &cfg->resize_action);
 545     gppi(sesskey, "BCE", 0, &cfg->bce);
 546     gppi(sesskey, "BlinkText", 0, &cfg->blinktext);
 547     gppi(sesskey, "X11Forward", 0, &cfg->x11_forward);
 548     gpps(sesskey, "X11Display", "localhost:0", cfg->x11_display,
 549          sizeof(cfg->x11_display));
 550
 551     gppi(sesskey, "LocalPortAcceptAll", 0, &cfg->lport_acceptall);
 552     gppi(sesskey, "RemotePortAcceptAll", 0, &cfg->rport_acceptall);
 553     {
 554         char buf[2 * sizeof(cfg->portfwd)], *p, *q;
 555         gpps(sesskey, "PortForwardings", "", buf, sizeof(buf));
 556         p = buf;
 557         q = cfg->portfwd;
 558         while (*p) {
 559             while (*p && *p != ',') {
 560                 int c = *p++;
 561                 if (c == '=')
 562                     c = '\t';
 563                 if (c == '\\')
 564                     c = *p++;
 565                 *q++ = c;
 566             }
 567             if (*p == ',')
 568                 p++;
 569             *q++ = '\0';
 570         }
 571         *q = '\0';
 572     }
 573     gppi(sesskey, "BugIgnore1", BUG_AUTO, &cfg->sshbug_ignore1);
 574     gppi(sesskey, "BugPlainPW1", BUG_AUTO, &cfg->sshbug_plainpw1);
 575     gppi(sesskey, "BugRSA1", BUG_AUTO, &cfg->sshbug_rsa1);
 576     {
 577         int i;
 578         gppi(sesskey, "BugHMAC2", BUG_AUTO, &cfg->sshbug_hmac2);
 579         if (cfg->sshbug_hmac2 == BUG_AUTO) {
 580             gppi(sesskey, "BuggyMAC", 0, &i);
 581             if (i == 1)
 582                 cfg->sshbug_hmac2 = BUG_ON;
 583         }
 584     }
 585     gppi(sesskey, "BugDeriveKey2", BUG_AUTO, &cfg->sshbug_derivekey2);
 586     gppi(sesskey, "BugRSAPad2", BUG_AUTO, &cfg->sshbug_rsapad2);
 587     gppi(sesskey, "BugDHGEx2", BUG_AUTO, &cfg->sshbug_dhgex2);
 588
 589     close_settings_r(sesskey);
 590 }
 591
 592 void do_defaults(char *session, Config * cfg)
 593 {
 594     if (session)
 595         load_settings(session, TRUE, cfg);
 596     else
 597         load_settings("Default Settings", FALSE, cfg);
 598 }
 599
 600 static int sessioncmp(const void *av, const void *bv)
 601 {
 602     const char *a = *(const char *const *) av;
 603     const char *b = *(const char *const *) bv;
 604
 605     /*
 606      * Alphabetical order, except that "Default Settings" is a
 607      * special case and comes first.
 608      */
 609     if (!strcmp(a, "Default Settings"))
 610         return -1;                     /* a comes first */
 611     if (!strcmp(b, "Default Settings"))
 612         return +1;                     /* b comes first */
 613     /*
 614      * FIXME: perhaps we should ignore the first & in determining
 615      * sort order.
 616      */
 617     return strcmp(a, b);               /* otherwise, compare normally */
 618 }
 619
 620 void get_sesslist(int allocate)
 621 {
 622     static char otherbuf[2048];
 623     static char *buffer;
 624     int buflen, bufsize, i;
 625     char *p, *ret;
 626     void *handle;
 627
 628     if (allocate) {
 629
 630         buflen = bufsize = 0;
 631         buffer = NULL;
 632         if ((handle = enum_settings_start())) {
 633             do {
 634                 ret = enum_settings_next(handle, otherbuf, sizeof(otherbuf));
 635                 if (ret) {
 636                     int len = strlen(otherbuf) + 1;
 637                     if (bufsize < buflen + len) {
 638                         bufsize = buflen + len + 2048;
 639                         buffer = srealloc(buffer, bufsize);
 640                     }
 641                     strcpy(buffer + buflen, otherbuf);
 642                     buflen += strlen(buffer + buflen) + 1;
 643                 }
 644             } while (ret);
 645             enum_settings_finish(handle);
 646         }
 647         buffer = srealloc(buffer, buflen + 1);
 648         buffer[buflen] = '\0';
 649
 650         /*
 651          * Now set up the list of sessions. Note that "Default
 652          * Settings" must always be claimed to exist, even if it
 653          * doesn't really.
 654          */
 655
 656         p = buffer;
 657         nsessions = 1;                 /* "Default Settings" counts as one */
 658         while (*p) {
 659             if (strcmp(p, "Default Settings"))
 660                 nsessions++;
 661             while (*p)
 662                 p++;
 663             p++;
 664         }
 665
 666         sessions = smalloc((nsessions + 1) * sizeof(char *));
 667         sessions[0] = "Default Settings";
 668         p = buffer;
 669         i = 1;
 670         while (*p) {
 671             if (strcmp(p, "Default Settings"))
 672                 sessions[i++] = p;
 673             while (*p)
 674                 p++;
 675             p++;
 676         }
 677
 678         qsort(sessions, i, sizeof(char *), sessioncmp);
 679     } else {
 680         sfree(buffer);
 681         sfree(sessions);
 682     }
 683 }