settings.c

   1 /*
   2  * settings.c: read and write saved sessions. (platform-independent)
   3  */
   4
   5 #include <assert.h>
   6 #include <stdio.h>
   7 #include <stdlib.h>
   8 #include "putty.h"
   9 #include "storage.h"
  10
  11 /* The cipher order given here is the default order. */
  12 static const struct keyvalwhere ciphernames[] = {
  13     { "chacha20",   CIPHER_CHACHA20,        -1, -1 },
  14     { "aes",        CIPHER_AES,             -1, -1 },
  15     { "blowfish",   CIPHER_BLOWFISH,        -1, -1 },
  16     { "3des",       CIPHER_3DES,            -1, -1 },
  17     { "WARN",       CIPHER_WARN,            -1, -1 },
  18     { "arcfour",    CIPHER_ARCFOUR,         -1, -1 },
  19     { "des",        CIPHER_DES,             -1, -1 }
  20 };
  21
  22 static const struct keyvalwhere kexnames[] = {
  23     { "ecdh",               KEX_ECDH,       -1, +1 },
  24     { "dh-gex-sha1",        KEX_DHGEX,      -1, -1 },
  25     { "dh-group14-sha1",    KEX_DHGROUP14,  -1, -1 },
  26     { "dh-group1-sha1",     KEX_DHGROUP1,   -1, -1 },
  27     { "rsa",                KEX_RSA,        KEX_WARN, -1 },
  28     { "WARN",               KEX_WARN,       -1, -1 }
  29 };
  30
  31 static const struct keyvalwhere hknames[] = {
  32     { "ed25519",    HK_ED25519,             -1, +1 },
  33     { "ecdsa",      HK_ECDSA,               -1, -1 },
  34     { "dsa",        HK_DSA,                 -1, -1 },
  35     { "rsa",        HK_RSA,                 -1, -1 },
  36     { "WARN",       HK_WARN,                -1, -1 },
  37 };
  38
  39 /*
  40  * All the terminal modes that we know about for the "TerminalModes"
  41  * setting. (Also used by config.c for the drop-down list.)
  42  * This is currently precisely the same as the set in ssh.c, but could
  43  * in principle differ if other backends started to support tty modes
  44  * (e.g., the pty backend).
  45  */
  46 const char *const ttymodes[] = {
  47     "INTR",     "QUIT",     "ERASE",    "KILL",     "EOF",
  48     "EOL",      "EOL2",     "START",    "STOP",     "SUSP",
  49     "DSUSP",    "REPRINT",  "WERASE",   "LNEXT",    "FLUSH",
  50     "SWTCH",    "STATUS",   "DISCARD",  "IGNPAR",   "PARMRK",
  51     "INPCK",    "ISTRIP",   "INLCR",    "IGNCR",    "ICRNL",
  52     "IUCLC",    "IXON",     "IXANY",    "IXOFF",    "IMAXBEL",
  53     "ISIG",     "ICANON",   "XCASE",    "ECHO",     "ECHOE",
  54     "ECHOK",    "ECHONL",   "NOFLSH",   "TOSTOP",   "IEXTEN",
  55     "ECHOCTL",  "ECHOKE",   "PENDIN",   "OPOST",    "OLCUC",
  56     "ONLCR",    "OCRNL",    "ONOCR",    "ONLRET",   "CS7",
  57     "CS8",      "PARENB",   "PARODD",   NULL
  58 };
  59
  60 /*
  61  * Convenience functions to access the backends[] array
  62  * (which is only present in tools that manage settings).
  63  */
  64
  65 Backend *backend_from_name(const char *name)
  66 {
  67     Backend **p;
  68     for (p = backends; *p != NULL; p++)
  69         if (!strcmp((*p)->name, name))
  70             return *p;
  71     return NULL;
  72 }
  73
  74 Backend *backend_from_proto(int proto)
  75 {
  76     Backend **p;
  77     for (p = backends; *p != NULL; p++)
  78         if ((*p)->protocol == proto)
  79             return *p;
  80     return NULL;
  81 }
  82
  83 char *get_remote_username(Conf *conf)
  84 {
  85     char *username = conf_get_str(conf, CONF_username);
  86     if (*username) {
  87         return dupstr(username);
  88     } else if (conf_get_int(conf, CONF_username_from_env)) {
  89         /* Use local username. */
  90         return get_username();     /* might still be NULL */
  91     } else {
  92         return NULL;
  93     }
  94 }
  95
  96 static char *gpps_raw(void *handle, const char *name, const char *def)
  97 {
  98     char *ret = read_setting_s(handle, name);
  99     if (!ret)
 100         ret = platform_default_s(name);
 101     if (!ret)
 102         ret = def ? dupstr(def) : NULL;   /* permit NULL as final fallback */
 103     return ret;
 104 }
 105
 106 static void gpps(void *handle, const char *name, const char *def,
 107                  Conf *conf, int primary)
 108 {
 109     char *val = gpps_raw(handle, name, def);
 110     conf_set_str(conf, primary, val);
 111     sfree(val);
 112 }
 113
 114 /*
 115  * gppfont and gppfile cannot have local defaults, since the very
 116  * format of a Filename or FontSpec is platform-dependent. So the
 117  * platform-dependent functions MUST return some sort of value.
 118  */
 119 static void gppfont(void *handle, const char *name, Conf *conf, int primary)
 120 {
 121     FontSpec *result = read_setting_fontspec(handle, name);
 122     if (!result)
 123         result = platform_default_fontspec(name);
 124     conf_set_fontspec(conf, primary, result);
 125     fontspec_free(result);
 126 }
 127 static void gppfile(void *handle, const char *name, Conf *conf, int primary)
 128 {
 129     Filename *result = read_setting_filename(handle, name);
 130     if (!result)
 131         result = platform_default_filename(name);
 132     conf_set_filename(conf, primary, result);
 133     filename_free(result);
 134 }
 135
 136 static int gppi_raw(void *handle, const char *name, int def)
 137 {
 138     def = platform_default_i(name, def);
 139     return read_setting_i(handle, name, def);
 140 }
 141
 142 static void gppi(void *handle, const char *name, int def,
 143                  Conf *conf, int primary)
 144 {
 145     conf_set_int(conf, primary, gppi_raw(handle, name, def));
 146 }
 147
 148 /*
 149  * Read a set of name-value pairs in the format we occasionally use:
 150  *   NAME\tVALUE\0NAME\tVALUE\0\0 in memory
 151  *   NAME=VALUE,NAME=VALUE, in storage
 152  * If there's no "=VALUE" (e.g. just NAME,NAME,NAME) then those keys
 153  * are mapped to the empty string.
 154  */
 155 static int gppmap(void *handle, const char *name, Conf *conf, int primary)
 156 {
 157     char *buf, *p, *q, *key, *val;
 158
 159     /*
 160      * Start by clearing any existing subkeys of this key from conf.
 161      */
 162     while ((key = conf_get_str_nthstrkey(conf, primary, 0)) != NULL)
 163         conf_del_str_str(conf, primary, key);
 164
 165     /*
 166      * Now read a serialised list from the settings and unmarshal it
 167      * into its components.
 168      */
 169     buf = gpps_raw(handle, name, NULL);
 170     if (!buf)
 171         return FALSE;
 172
 173     p = buf;
 174     while (*p) {
 175         q = buf;
 176         val = NULL;
 177         while (*p && *p != ',') {
 178             int c = *p++;
 179             if (c == '=')
 180                 c = '\0';
 181             if (c == '\\')
 182                 c = *p++;
 183             *q++ = c;
 184             if (!c)
 185                 val = q;
 186         }
 187         if (*p == ',')
 188             p++;
 189         if (!val)
 190             val = q;
 191         *q = '\0';
 192
 193         if (primary == CONF_portfwd && strchr(buf, 'D') != NULL) {
 194             /*
 195              * Backwards-compatibility hack: dynamic forwardings are
 196              * indexed in the data store as a third type letter in the
 197              * key, 'D' alongside 'L' and 'R' - but really, they
 198              * should be filed under 'L' with a special _value_,
 199              * because local and dynamic forwardings both involve
 200              * _listening_ on a local port, and are hence mutually
 201              * exclusive on the same port number. So here we translate
 202              * the legacy storage format into the sensible internal
 203              * form, by finding the D and turning it into a L.
 204              */
 205             char *newkey = dupstr(buf);
 206             *strchr(newkey, 'D') = 'L';
 207             conf_set_str_str(conf, primary, newkey, "D");
 208             sfree(newkey);
 209         } else {
 210             conf_set_str_str(conf, primary, buf, val);
 211         }
 212     }
 213     sfree(buf);
 214
 215     return TRUE;
 216 }
 217
 218 /*
 219  * Write a set of name/value pairs in the above format, or just the
 220  * names if include_values is FALSE.
 221  */
 222 static void wmap(void *handle, char const *outkey, Conf *conf, int primary,
 223                  int include_values)
 224 {
 225     char *buf, *p, *key, *realkey;
 226     const char *val, *q;
 227     int len;
 228
 229     len = 1;                           /* allow for NUL */
 230
 231     for (val = conf_get_str_strs(conf, primary, NULL, &key);
 232          val != NULL;
 233          val = conf_get_str_strs(conf, primary, key, &key))
 234         len += 2 + 2 * (strlen(key) + strlen(val));   /* allow for escaping */
 235
 236     buf = snewn(len, char);
 237     p = buf;
 238
 239     for (val = conf_get_str_strs(conf, primary, NULL, &key);
 240          val != NULL;
 241          val = conf_get_str_strs(conf, primary, key, &key)) {
 242
 243         if (primary == CONF_portfwd && !strcmp(val, "D")) {
 244             /*
 245              * Backwards-compatibility hack, as above: translate from
 246              * the sensible internal representation of dynamic
 247              * forwardings (key "L<port>", value "D") to the
 248              * conceptually incoherent legacy storage format (key
 249              * "D<port>", value empty).
 250              */
 251             char *L;
 252
 253             realkey = key;             /* restore it at end of loop */
 254             val = "";
 255             key = dupstr(key);
 256             L = strchr(key, 'L');
 257             if (L) *L = 'D';
 258         } else {
 259             realkey = NULL;
 260         }
 261
 262         if (p != buf)
 263             *p++ = ',';
 264         for (q = key; *q; q++) {
 265             if (*q == '=' || *q == ',' || *q == '\\')
 266                 *p++ = '\\';
 267             *p++ = *q;
 268         }
 269         if (include_values) {
 270             *p++ = '=';
 271             for (q = val; *q; q++) {
 272                 if (*q == '=' || *q == ',' || *q == '\\')
 273                     *p++ = '\\';
 274                 *p++ = *q;
 275             }
 276         }
 277
 278         if (realkey) {
 279             free(key);
 280             key = realkey;
 281         }
 282     }
 283     *p = '\0';
 284     write_setting_s(handle, outkey, buf);
 285     sfree(buf);
 286 }
 287
 288 static int key2val(const struct keyvalwhere *mapping,
 289                    int nmaps, char *key)
 290 {
 291     int i;
 292     for (i = 0; i < nmaps; i++)
 293         if (!strcmp(mapping[i].s, key)) return mapping[i].v;
 294     return -1;
 295 }
 296
 297 static const char *val2key(const struct keyvalwhere *mapping,
 298                            int nmaps, int val)
 299 {
 300     int i;
 301     for (i = 0; i < nmaps; i++)
 302         if (mapping[i].v == val) return mapping[i].s;
 303     return NULL;
 304 }
 305
 306 /*
 307  * Helper function to parse a comma-separated list of strings into
 308  * a preference list array of values. Any missing values are added
 309  * to the end and duplicates are weeded.
 310  * XXX: assumes vals in 'mapping' are small +ve integers
 311  */
 312 static void gprefs(void *sesskey, const char *name, const char *def,
 313                    const struct keyvalwhere *mapping, int nvals,
 314                    Conf *conf, int primary)
 315 {
 316     char *commalist;
 317     char *p, *q;
 318     int i, j, n, v, pos;
 319     unsigned long seen = 0;            /* bitmap for weeding dups etc */
 320
 321     /*
 322      * Fetch the string which we'll parse as a comma-separated list.
 323      */
 324     commalist = gpps_raw(sesskey, name, def);
 325
 326     /*
 327      * Go through that list and convert it into values.
 328      */
 329     n = 0;
 330     p = commalist;
 331     while (1) {
 332         while (*p && *p == ',') p++;
 333         if (!*p)
 334             break;                     /* no more words */
 335
 336         q = p;
 337         while (*p && *p != ',') p++;
 338         if (*p) *p++ = '\0';
 339
 340         v = key2val(mapping, nvals, q);
 341         if (v != -1 && !(seen & (1 << v))) {
 342             seen |= (1 << v);
 343             conf_set_int_int(conf, primary, n, v);
 344             n++;
 345         }
 346     }
 347
 348     sfree(commalist);
 349
 350     /*
 351      * Now go through 'mapping' and add values that weren't mentioned
 352      * in the list we fetched. We may have to loop over it multiple
 353      * times so that we add values before other values whose default
 354      * positions depend on them.
 355      */
 356     while (n < nvals) {
 357         for (i = 0; i < nvals; i++) {
 358             assert(mapping[i].v < 32);
 359
 360             if (!(seen & (1 << mapping[i].v))) {
 361                 /*
 362                  * This element needs adding. But can we add it yet?
 363                  */
 364                 if (mapping[i].vrel != -1 && !(seen & (1 << mapping[i].vrel)))
 365                     continue;          /* nope */
 366
 367                 /*
 368                  * OK, we can work out where to add this element, so
 369                  * do so.
 370                  */
 371                 if (mapping[i].vrel == -1) {
 372                     pos = (mapping[i].where < 0 ? n : 0);
 373                 } else {
 374                     for (j = 0; j < n; j++)
 375                         if (conf_get_int_int(conf, primary, j) ==
 376                             mapping[i].vrel)
 377                             break;
 378                     assert(j < n);     /* implied by (seen & (1<<vrel)) */
 379                     pos = (mapping[i].where < 0 ? j : j+1);
 380                 }
 381
 382                 /*
 383                  * And add it.
 384                  */
 385                 for (j = n-1; j >= pos; j--)
 386                     conf_set_int_int(conf, primary, j+1,
 387                                      conf_get_int_int(conf, primary, j));
 388                 conf_set_int_int(conf, primary, pos, mapping[i].v);
 389                 seen |= (1 << mapping[i].v);
 390                 n++;
 391             }
 392         }
 393     }
 394 }
 395
 396 /*
 397  * Write out a preference list.
 398  */
 399 static void wprefs(void *sesskey, const char *name,
 400                    const struct keyvalwhere *mapping, int nvals,
 401                    Conf *conf, int primary)
 402 {
 403     char *buf, *p;
 404     int i, maxlen;
 405
 406     for (maxlen = i = 0; i < nvals; i++) {
 407         const char *s = val2key(mapping, nvals,
 408                                 conf_get_int_int(conf, primary, i));
 409         if (s) {
 410             maxlen += (maxlen > 0 ? 1 : 0) + strlen(s);
 411         }
 412     }
 413
 414     buf = snewn(maxlen + 1, char);
 415     p = buf;
 416
 417     for (i = 0; i < nvals; i++) {
 418         const char *s = val2key(mapping, nvals,
 419                                 conf_get_int_int(conf, primary, i));
 420         if (s) {
 421             p += sprintf(p, "%s%s", (p > buf ? "," : ""), s);
 422         }
 423     }
 424
 425     assert(p - buf == maxlen);
 426     *p = '\0';
 427
 428     write_setting_s(sesskey, name, buf);
 429
 430     sfree(buf);
 431 }
 432
 433 char *save_settings(const char *section, Conf *conf)
 434 {
 435     void *sesskey;
 436     char *errmsg;
 437
 438     sesskey = open_settings_w(section, &errmsg);
 439     if (!sesskey)
 440         return errmsg;
 441     save_open_settings(sesskey, conf);
 442     close_settings_w(sesskey);
 443     return NULL;
 444 }
 445
 446 void save_open_settings(void *sesskey, Conf *conf)
 447 {
 448     int i;
 449     const char *p;
 450
 451     write_setting_i(sesskey, "Present", 1);
 452     write_setting_s(sesskey, "HostName", conf_get_str(conf, CONF_host));
 453     write_setting_filename(sesskey, "LogFileName", conf_get_filename(conf, CONF_logfilename));
 454     write_setting_i(sesskey, "LogType", conf_get_int(conf, CONF_logtype));
 455     write_setting_i(sesskey, "LogFileClash", conf_get_int(conf, CONF_logxfovr));
 456     write_setting_i(sesskey, "LogFlush", conf_get_int(conf, CONF_logflush));
 457     write_setting_i(sesskey, "SSHLogOmitPasswords", conf_get_int(conf, CONF_logomitpass));
 458     write_setting_i(sesskey, "SSHLogOmitData", conf_get_int(conf, CONF_logomitdata));
 459     p = "raw";
 460     {
 461         const Backend *b = backend_from_proto(conf_get_int(conf, CONF_protocol));
 462         if (b)
 463             p = b->name;
 464     }
 465     write_setting_s(sesskey, "Protocol", p);
 466     write_setting_i(sesskey, "PortNumber", conf_get_int(conf, CONF_port));
 467     /* The CloseOnExit numbers are arranged in a different order from
 468      * the standard FORCE_ON / FORCE_OFF / AUTO. */
 469     write_setting_i(sesskey, "CloseOnExit", (conf_get_int(conf, CONF_close_on_exit)+2)%3);
 470     write_setting_i(sesskey, "WarnOnClose", !!conf_get_int(conf, CONF_warn_on_close));
 471     write_setting_i(sesskey, "PingInterval", conf_get_int(conf, CONF_ping_interval) / 60);      /* minutes */
 472     write_setting_i(sesskey, "PingIntervalSecs", conf_get_int(conf, CONF_ping_interval) % 60);  /* seconds */
 473     write_setting_i(sesskey, "TCPNoDelay", conf_get_int(conf, CONF_tcp_nodelay));
 474     write_setting_i(sesskey, "TCPKeepalives", conf_get_int(conf, CONF_tcp_keepalives));
 475     write_setting_s(sesskey, "TerminalType", conf_get_str(conf, CONF_termtype));
 476     write_setting_s(sesskey, "TerminalSpeed", conf_get_str(conf, CONF_termspeed));
 477     wmap(sesskey, "TerminalModes", conf, CONF_ttymodes, TRUE);
 478
 479     /* Address family selection */
 480     write_setting_i(sesskey, "AddressFamily", conf_get_int(conf, CONF_addressfamily));
 481
 482     /* proxy settings */
 483     write_setting_s(sesskey, "ProxyExcludeList", conf_get_str(conf, CONF_proxy_exclude_list));
 484     write_setting_i(sesskey, "ProxyDNS", (conf_get_int(conf, CONF_proxy_dns)+2)%3);
 485     write_setting_i(sesskey, "ProxyLocalhost", conf_get_int(conf, CONF_even_proxy_localhost));
 486     write_setting_i(sesskey, "ProxyMethod", conf_get_int(conf, CONF_proxy_type));
 487     write_setting_s(sesskey, "ProxyHost", conf_get_str(conf, CONF_proxy_host));
 488     write_setting_i(sesskey, "ProxyPort", conf_get_int(conf, CONF_proxy_port));
 489     write_setting_s(sesskey, "ProxyUsername", conf_get_str(conf, CONF_proxy_username));
 490     write_setting_s(sesskey, "ProxyPassword", conf_get_str(conf, CONF_proxy_password));
 491     write_setting_s(sesskey, "ProxyTelnetCommand", conf_get_str(conf, CONF_proxy_telnet_command));
 492     write_setting_i(sesskey, "ProxyLogToTerm", conf_get_int(conf, CONF_proxy_log_to_term));
 493     wmap(sesskey, "Environment", conf, CONF_environmt, TRUE);
 494     write_setting_s(sesskey, "UserName", conf_get_str(conf, CONF_username));
 495     write_setting_i(sesskey, "UserNameFromEnvironment", conf_get_int(conf, CONF_username_from_env));
 496     write_setting_s(sesskey, "LocalUserName", conf_get_str(conf, CONF_localusername));
 497     write_setting_i(sesskey, "NoPTY", conf_get_int(conf, CONF_nopty));
 498     write_setting_i(sesskey, "Compression", conf_get_int(conf, CONF_compression));
 499     write_setting_i(sesskey, "TryAgent", conf_get_int(conf, CONF_tryagent));
 500     write_setting_i(sesskey, "AgentFwd", conf_get_int(conf, CONF_agentfwd));
 501     write_setting_i(sesskey, "GssapiFwd", conf_get_int(conf, CONF_gssapifwd));
 502     write_setting_i(sesskey, "ChangeUsername", conf_get_int(conf, CONF_change_username));
 503     wprefs(sesskey, "Cipher", ciphernames, CIPHER_MAX, conf, CONF_ssh_cipherlist);
 504     wprefs(sesskey, "KEX", kexnames, KEX_MAX, conf, CONF_ssh_kexlist);
 505     wprefs(sesskey, "HostKey", hknames, HK_MAX, conf, CONF_ssh_hklist);
 506     write_setting_i(sesskey, "RekeyTime", conf_get_int(conf, CONF_ssh_rekey_time));
 507     write_setting_s(sesskey, "RekeyBytes", conf_get_str(conf, CONF_ssh_rekey_data));
 508     write_setting_i(sesskey, "SshNoAuth", conf_get_int(conf, CONF_ssh_no_userauth));
 509     write_setting_i(sesskey, "SshBanner", conf_get_int(conf, CONF_ssh_show_banner));
 510     write_setting_i(sesskey, "AuthTIS", conf_get_int(conf, CONF_try_tis_auth));
 511     write_setting_i(sesskey, "AuthKI", conf_get_int(conf, CONF_try_ki_auth));
 512     write_setting_i(sesskey, "AuthGSSAPI", conf_get_int(conf, CONF_try_gssapi_auth));
 513 #ifndef NO_GSSAPI
 514     wprefs(sesskey, "GSSLibs", gsslibkeywords, ngsslibs, conf, CONF_ssh_gsslist);
 515     write_setting_filename(sesskey, "GSSCustom", conf_get_filename(conf, CONF_ssh_gss_custom));
 516 #endif
 517     write_setting_i(sesskey, "SshNoShell", conf_get_int(conf, CONF_ssh_no_shell));
 518     write_setting_i(sesskey, "SshProt", conf_get_int(conf, CONF_sshprot));
 519     write_setting_s(sesskey, "LogHost", conf_get_str(conf, CONF_loghost));
 520     write_setting_i(sesskey, "SSH2DES", conf_get_int(conf, CONF_ssh2_des_cbc));
 521     write_setting_filename(sesskey, "PublicKeyFile", conf_get_filename(conf, CONF_keyfile));
 522     write_setting_s(sesskey, "RemoteCommand", conf_get_str(conf, CONF_remote_cmd));
 523     write_setting_i(sesskey, "RFCEnviron", conf_get_int(conf, CONF_rfc_environ));
 524     write_setting_i(sesskey, "PassiveTelnet", conf_get_int(conf, CONF_passive_telnet));
 525     write_setting_i(sesskey, "BackspaceIsDelete", conf_get_int(conf, CONF_bksp_is_delete));
 526     write_setting_i(sesskey, "RXVTHomeEnd", conf_get_int(conf, CONF_rxvt_homeend));
 527     write_setting_i(sesskey, "LinuxFunctionKeys", conf_get_int(conf, CONF_funky_type));
 528     write_setting_i(sesskey, "NoApplicationKeys", conf_get_int(conf, CONF_no_applic_k));
 529     write_setting_i(sesskey, "NoApplicationCursors", conf_get_int(conf, CONF_no_applic_c));
 530     write_setting_i(sesskey, "NoMouseReporting", conf_get_int(conf, CONF_no_mouse_rep));
 531     write_setting_i(sesskey, "NoRemoteResize", conf_get_int(conf, CONF_no_remote_resize));
 532     write_setting_i(sesskey, "NoAltScreen", conf_get_int(conf, CONF_no_alt_screen));
 533     write_setting_i(sesskey, "NoRemoteWinTitle", conf_get_int(conf, CONF_no_remote_wintitle));
 534     write_setting_i(sesskey, "RemoteQTitleAction", conf_get_int(conf, CONF_remote_qtitle_action));
 535     write_setting_i(sesskey, "NoDBackspace", conf_get_int(conf, CONF_no_dbackspace));
 536     write_setting_i(sesskey, "NoRemoteCharset", conf_get_int(conf, CONF_no_remote_charset));
 537     write_setting_i(sesskey, "ApplicationCursorKeys", conf_get_int(conf, CONF_app_cursor));
 538     write_setting_i(sesskey, "ApplicationKeypad", conf_get_int(conf, CONF_app_keypad));
 539     write_setting_i(sesskey, "NetHackKeypad", conf_get_int(conf, CONF_nethack_keypad));
 540     write_setting_i(sesskey, "AltF4", conf_get_int(conf, CONF_alt_f4));
 541     write_setting_i(sesskey, "AltSpace", conf_get_int(conf, CONF_alt_space));
 542     write_setting_i(sesskey, "AltOnly", conf_get_int(conf, CONF_alt_only));
 543     write_setting_i(sesskey, "ComposeKey", conf_get_int(conf, CONF_compose_key));
 544     write_setting_i(sesskey, "CtrlAltKeys", conf_get_int(conf, CONF_ctrlaltkeys));
 545 #ifdef OSX_META_KEY_CONFIG
 546     write_setting_i(sesskey, "OSXOptionMeta", conf_get_int(conf, CONF_osx_option_meta));
 547     write_setting_i(sesskey, "OSXCommandMeta", conf_get_int(conf, CONF_osx_command_meta));
 548 #endif
 549     write_setting_i(sesskey, "TelnetKey", conf_get_int(conf, CONF_telnet_keyboard));
 550     write_setting_i(sesskey, "TelnetRet", conf_get_int(conf, CONF_telnet_newline));
 551     write_setting_i(sesskey, "LocalEcho", conf_get_int(conf, CONF_localecho));
 552     write_setting_i(sesskey, "LocalEdit", conf_get_int(conf, CONF_localedit));
 553     write_setting_s(sesskey, "Answerback", conf_get_str(conf, CONF_answerback));
 554     write_setting_i(sesskey, "AlwaysOnTop", conf_get_int(conf, CONF_alwaysontop));
 555     write_setting_i(sesskey, "FullScreenOnAltEnter", conf_get_int(conf, CONF_fullscreenonaltenter));
 556     write_setting_i(sesskey, "HideMousePtr", conf_get_int(conf, CONF_hide_mouseptr));
 557     write_setting_i(sesskey, "SunkenEdge", conf_get_int(conf, CONF_sunken_edge));
 558     write_setting_i(sesskey, "WindowBorder", conf_get_int(conf, CONF_window_border));
 559     write_setting_i(sesskey, "CurType", conf_get_int(conf, CONF_cursor_type));
 560     write_setting_i(sesskey, "BlinkCur", conf_get_int(conf, CONF_blink_cur));
 561     write_setting_i(sesskey, "Beep", conf_get_int(conf, CONF_beep));
 562     write_setting_i(sesskey, "BeepInd", conf_get_int(conf, CONF_beep_ind));
 563     write_setting_filename(sesskey, "BellWaveFile", conf_get_filename(conf, CONF_bell_wavefile));
 564     write_setting_i(sesskey, "BellOverload", conf_get_int(conf, CONF_bellovl));
 565     write_setting_i(sesskey, "BellOverloadN", conf_get_int(conf, CONF_bellovl_n));
 566     write_setting_i(sesskey, "BellOverloadT", conf_get_int(conf, CONF_bellovl_t)
 567 #ifdef PUTTY_UNIX_H
 568                     * 1000
 569 #endif
 570                     );
 571     write_setting_i(sesskey, "BellOverloadS", conf_get_int(conf, CONF_bellovl_s)
 572 #ifdef PUTTY_UNIX_H
 573                     * 1000
 574 #endif
 575                     );
 576     write_setting_i(sesskey, "ScrollbackLines", conf_get_int(conf, CONF_savelines));
 577     write_setting_i(sesskey, "DECOriginMode", conf_get_int(conf, CONF_dec_om));
 578     write_setting_i(sesskey, "AutoWrapMode", conf_get_int(conf, CONF_wrap_mode));
 579     write_setting_i(sesskey, "LFImpliesCR", conf_get_int(conf, CONF_lfhascr));
 580     write_setting_i(sesskey, "CRImpliesLF", conf_get_int(conf, CONF_crhaslf));
 581     write_setting_i(sesskey, "DisableArabicShaping", conf_get_int(conf, CONF_arabicshaping));
 582     write_setting_i(sesskey, "DisableBidi", conf_get_int(conf, CONF_bidi));
 583     write_setting_i(sesskey, "WinNameAlways", conf_get_int(conf, CONF_win_name_always));
 584     write_setting_s(sesskey, "WinTitle", conf_get_str(conf, CONF_wintitle));
 585     write_setting_i(sesskey, "TermWidth", conf_get_int(conf, CONF_width));
 586     write_setting_i(sesskey, "TermHeight", conf_get_int(conf, CONF_height));
 587     write_setting_fontspec(sesskey, "Font", conf_get_fontspec(conf, CONF_font));
 588     write_setting_i(sesskey, "FontQuality", conf_get_int(conf, CONF_font_quality));
 589     write_setting_i(sesskey, "FontVTMode", conf_get_int(conf, CONF_vtmode));
 590     write_setting_i(sesskey, "UseSystemColours", conf_get_int(conf, CONF_system_colour));
 591     write_setting_i(sesskey, "TryPalette", conf_get_int(conf, CONF_try_palette));
 592     write_setting_i(sesskey, "ANSIColour", conf_get_int(conf, CONF_ansi_colour));
 593     write_setting_i(sesskey, "Xterm256Colour", conf_get_int(conf, CONF_xterm_256_colour));
 594     write_setting_i(sesskey, "BoldAsColour", conf_get_int(conf, CONF_bold_style)-1);
 595
 596     for (i = 0; i < 22; i++) {
 597         char buf[20], buf2[30];
 598         sprintf(buf, "Colour%d", i);
 599         sprintf(buf2, "%d,%d,%d",
 600                 conf_get_int_int(conf, CONF_colours, i*3+0),
 601                 conf_get_int_int(conf, CONF_colours, i*3+1),
 602                 conf_get_int_int(conf, CONF_colours, i*3+2));
 603         write_setting_s(sesskey, buf, buf2);
 604     }
 605     write_setting_i(sesskey, "RawCNP", conf_get_int(conf, CONF_rawcnp));
 606     write_setting_i(sesskey, "PasteRTF", conf_get_int(conf, CONF_rtf_paste));
 607     write_setting_i(sesskey, "MouseIsXterm", conf_get_int(conf, CONF_mouse_is_xterm));
 608     write_setting_i(sesskey, "RectSelect", conf_get_int(conf, CONF_rect_select));
 609     write_setting_i(sesskey, "MouseOverride", conf_get_int(conf, CONF_mouse_override));
 610     for (i = 0; i < 256; i += 32) {
 611         char buf[20], buf2[256];
 612         int j;
 613         sprintf(buf, "Wordness%d", i);
 614         *buf2 = '\0';
 615         for (j = i; j < i + 32; j++) {
 616             sprintf(buf2 + strlen(buf2), "%s%d",
 617                     (*buf2 ? "," : ""),
 618                     conf_get_int_int(conf, CONF_wordness, j));
 619         }
 620         write_setting_s(sesskey, buf, buf2);
 621     }
 622     write_setting_s(sesskey, "LineCodePage", conf_get_str(conf, CONF_line_codepage));
 623     write_setting_i(sesskey, "CJKAmbigWide", conf_get_int(conf, CONF_cjk_ambig_wide));
 624     write_setting_i(sesskey, "UTF8Override", conf_get_int(conf, CONF_utf8_override));
 625     write_setting_s(sesskey, "Printer", conf_get_str(conf, CONF_printer));
 626     write_setting_i(sesskey, "CapsLockCyr", conf_get_int(conf, CONF_xlat_capslockcyr));
 627     write_setting_i(sesskey, "ScrollBar", conf_get_int(conf, CONF_scrollbar));
 628     write_setting_i(sesskey, "ScrollBarFullScreen", conf_get_int(conf, CONF_scrollbar_in_fullscreen));
 629     write_setting_i(sesskey, "ScrollOnKey", conf_get_int(conf, CONF_scroll_on_key));
 630     write_setting_i(sesskey, "ScrollOnDisp", conf_get_int(conf, CONF_scroll_on_disp));
 631     write_setting_i(sesskey, "EraseToScrollback", conf_get_int(conf, CONF_erase_to_scrollback));
 632     write_setting_i(sesskey, "LockSize", conf_get_int(conf, CONF_resize_action));
 633     write_setting_i(sesskey, "BCE", conf_get_int(conf, CONF_bce));
 634     write_setting_i(sesskey, "BlinkText", conf_get_int(conf, CONF_blinktext));
 635     write_setting_i(sesskey, "X11Forward", conf_get_int(conf, CONF_x11_forward));
 636     write_setting_s(sesskey, "X11Display", conf_get_str(conf, CONF_x11_display));
 637     write_setting_i(sesskey, "X11AuthType", conf_get_int(conf, CONF_x11_auth));
 638     write_setting_filename(sesskey, "X11AuthFile", conf_get_filename(conf, CONF_xauthfile));
 639     write_setting_i(sesskey, "LocalPortAcceptAll", conf_get_int(conf, CONF_lport_acceptall));
 640     write_setting_i(sesskey, "RemotePortAcceptAll", conf_get_int(conf, CONF_rport_acceptall));
 641     wmap(sesskey, "PortForwardings", conf, CONF_portfwd, TRUE);
 642     write_setting_i(sesskey, "BugIgnore1", 2-conf_get_int(conf, CONF_sshbug_ignore1));
 643     write_setting_i(sesskey, "BugPlainPW1", 2-conf_get_int(conf, CONF_sshbug_plainpw1));
 644     write_setting_i(sesskey, "BugRSA1", 2-conf_get_int(conf, CONF_sshbug_rsa1));
 645     write_setting_i(sesskey, "BugIgnore2", 2-conf_get_int(conf, CONF_sshbug_ignore2));
 646     write_setting_i(sesskey, "BugHMAC2", 2-conf_get_int(conf, CONF_sshbug_hmac2));
 647     write_setting_i(sesskey, "BugDeriveKey2", 2-conf_get_int(conf, CONF_sshbug_derivekey2));
 648     write_setting_i(sesskey, "BugRSAPad2", 2-conf_get_int(conf, CONF_sshbug_rsapad2));
 649     write_setting_i(sesskey, "BugPKSessID2", 2-conf_get_int(conf, CONF_sshbug_pksessid2));
 650     write_setting_i(sesskey, "BugRekey2", 2-conf_get_int(conf, CONF_sshbug_rekey2));
 651     write_setting_i(sesskey, "BugMaxPkt2", 2-conf_get_int(conf, CONF_sshbug_maxpkt2));
 652     write_setting_i(sesskey, "BugOldGex2", 2-conf_get_int(conf, CONF_sshbug_oldgex2));
 653     write_setting_i(sesskey, "BugWinadj", 2-conf_get_int(conf, CONF_sshbug_winadj));
 654     write_setting_i(sesskey, "BugChanReq", 2-conf_get_int(conf, CONF_sshbug_chanreq));
 655     write_setting_i(sesskey, "StampUtmp", conf_get_int(conf, CONF_stamp_utmp));
 656     write_setting_i(sesskey, "LoginShell", conf_get_int(conf, CONF_login_shell));
 657     write_setting_i(sesskey, "ScrollbarOnLeft", conf_get_int(conf, CONF_scrollbar_on_left));
 658     write_setting_fontspec(sesskey, "BoldFont", conf_get_fontspec(conf, CONF_boldfont));
 659     write_setting_fontspec(sesskey, "WideFont", conf_get_fontspec(conf, CONF_widefont));
 660     write_setting_fontspec(sesskey, "WideBoldFont", conf_get_fontspec(conf, CONF_wideboldfont));
 661     write_setting_i(sesskey, "ShadowBold", conf_get_int(conf, CONF_shadowbold));
 662     write_setting_i(sesskey, "ShadowBoldOffset", conf_get_int(conf, CONF_shadowboldoffset));
 663     write_setting_s(sesskey, "SerialLine", conf_get_str(conf, CONF_serline));
 664     write_setting_i(sesskey, "SerialSpeed", conf_get_int(conf, CONF_serspeed));
 665     write_setting_i(sesskey, "SerialDataBits", conf_get_int(conf, CONF_serdatabits));
 666     write_setting_i(sesskey, "SerialStopHalfbits", conf_get_int(conf, CONF_serstopbits));
 667     write_setting_i(sesskey, "SerialParity", conf_get_int(conf, CONF_serparity));
 668     write_setting_i(sesskey, "SerialFlowControl", conf_get_int(conf, CONF_serflow));
 669     write_setting_s(sesskey, "WindowClass", conf_get_str(conf, CONF_winclass));
 670     write_setting_i(sesskey, "ConnectionSharing", conf_get_int(conf, CONF_ssh_connection_sharing));
 671     write_setting_i(sesskey, "ConnectionSharingUpstream", conf_get_int(conf, CONF_ssh_connection_sharing_upstream));
 672     write_setting_i(sesskey, "ConnectionSharingDownstream", conf_get_int(conf, CONF_ssh_connection_sharing_downstream));
 673     wmap(sesskey, "SSHManualHostKeys", conf, CONF_ssh_manual_hostkeys, FALSE);
 674 }
 675
 676 void load_settings(const char *section, Conf *conf)
 677 {
 678     void *sesskey;
 679
 680     sesskey = open_settings_r(section);
 681     load_open_settings(sesskey, conf);
 682     close_settings_r(sesskey);
 683
 684     if (conf_launchable(conf))
 685         add_session_to_jumplist(section);
 686 }
 687
 688 void load_open_settings(void *sesskey, Conf *conf)
 689 {
 690     int i;
 691     char *prot;
 692
 693     conf_set_int(conf, CONF_ssh_subsys, 0);   /* FIXME: load this properly */
 694     conf_set_str(conf, CONF_remote_cmd, "");
 695     conf_set_str(conf, CONF_remote_cmd2, "");
 696     conf_set_str(conf, CONF_ssh_nc_host, "");
 697
 698     gpps(sesskey, "HostName", "", conf, CONF_host);
 699     gppfile(sesskey, "LogFileName", conf, CONF_logfilename);
 700     gppi(sesskey, "LogType", 0, conf, CONF_logtype);
 701     gppi(sesskey, "LogFileClash", LGXF_ASK, conf, CONF_logxfovr);
 702     gppi(sesskey, "LogFlush", 1, conf, CONF_logflush);
 703     gppi(sesskey, "SSHLogOmitPasswords", 1, conf, CONF_logomitpass);
 704     gppi(sesskey, "SSHLogOmitData", 0, conf, CONF_logomitdata);
 705
 706     prot = gpps_raw(sesskey, "Protocol", "default");
 707     conf_set_int(conf, CONF_protocol, default_protocol);
 708     conf_set_int(conf, CONF_port, default_port);
 709     {
 710         const Backend *b = backend_from_name(prot);
 711         if (b) {
 712             conf_set_int(conf, CONF_protocol, b->protocol);
 713             gppi(sesskey, "PortNumber", default_port, conf, CONF_port);
 714         }
 715     }
 716     sfree(prot);
 717
 718     /* Address family selection */
 719     gppi(sesskey, "AddressFamily", ADDRTYPE_UNSPEC, conf, CONF_addressfamily);
 720
 721     /* The CloseOnExit numbers are arranged in a different order from
 722      * the standard FORCE_ON / FORCE_OFF / AUTO. */
 723     i = gppi_raw(sesskey, "CloseOnExit", 1); conf_set_int(conf, CONF_close_on_exit, (i+1)%3);
 724     gppi(sesskey, "WarnOnClose", 1, conf, CONF_warn_on_close);
 725     {
 726         /* This is two values for backward compatibility with 0.50/0.51 */
 727         int pingmin, pingsec;
 728         pingmin = gppi_raw(sesskey, "PingInterval", 0);
 729         pingsec = gppi_raw(sesskey, "PingIntervalSecs", 0);
 730         conf_set_int(conf, CONF_ping_interval, pingmin * 60 + pingsec);
 731     }
 732     gppi(sesskey, "TCPNoDelay", 1, conf, CONF_tcp_nodelay);
 733     gppi(sesskey, "TCPKeepalives", 0, conf, CONF_tcp_keepalives);
 734     gpps(sesskey, "TerminalType", "xterm", conf, CONF_termtype);
 735     gpps(sesskey, "TerminalSpeed", "38400,38400", conf, CONF_termspeed);
 736     if (!gppmap(sesskey, "TerminalModes", conf, CONF_ttymodes)) {
 737         /* This hardcodes a big set of defaults in any new saved
 738          * sessions. Let's hope we don't change our mind. */
 739         for (i = 0; ttymodes[i]; i++)
 740             conf_set_str_str(conf, CONF_ttymodes, ttymodes[i], "A");
 741     }
 742
 743     /* proxy settings */
 744     gpps(sesskey, "ProxyExcludeList", "", conf, CONF_proxy_exclude_list);
 745     i = gppi_raw(sesskey, "ProxyDNS", 1); conf_set_int(conf, CONF_proxy_dns, (i+1)%3);
 746     gppi(sesskey, "ProxyLocalhost", 0, conf, CONF_even_proxy_localhost);
 747     gppi(sesskey, "ProxyMethod", -1, conf, CONF_proxy_type);
 748     if (conf_get_int(conf, CONF_proxy_type) == -1) {
 749         int i;
 750         i = gppi_raw(sesskey, "ProxyType", 0);
 751         if (i == 0)
 752             conf_set_int(conf, CONF_proxy_type, PROXY_NONE);
 753         else if (i == 1)
 754             conf_set_int(conf, CONF_proxy_type, PROXY_HTTP);
 755         else if (i == 3)
 756             conf_set_int(conf, CONF_proxy_type, PROXY_TELNET);
 757         else if (i == 4)
 758             conf_set_int(conf, CONF_proxy_type, PROXY_CMD);
 759         else {
 760             i = gppi_raw(sesskey, "ProxySOCKSVersion", 5);
 761             if (i == 5)
 762                 conf_set_int(conf, CONF_proxy_type, PROXY_SOCKS5);
 763             else
 764                 conf_set_int(conf, CONF_proxy_type, PROXY_SOCKS4);
 765         }
 766     }
 767     gpps(sesskey, "ProxyHost", "proxy", conf, CONF_proxy_host);
 768     gppi(sesskey, "ProxyPort", 80, conf, CONF_proxy_port);
 769     gpps(sesskey, "ProxyUsername", "", conf, CONF_proxy_username);
 770     gpps(sesskey, "ProxyPassword", "", conf, CONF_proxy_password);
 771     gpps(sesskey, "ProxyTelnetCommand", "connect %host %port\\n",
 772          conf, CONF_proxy_telnet_command);
 773     gppi(sesskey, "ProxyLogToTerm", FORCE_OFF, conf, CONF_proxy_log_to_term);
 774     gppmap(sesskey, "Environment", conf, CONF_environmt);
 775     gpps(sesskey, "UserName", "", conf, CONF_username);
 776     gppi(sesskey, "UserNameFromEnvironment", 0, conf, CONF_username_from_env);
 777     gpps(sesskey, "LocalUserName", "", conf, CONF_localusername);
 778     gppi(sesskey, "NoPTY", 0, conf, CONF_nopty);
 779     gppi(sesskey, "Compression", 0, conf, CONF_compression);
 780     gppi(sesskey, "TryAgent", 1, conf, CONF_tryagent);
 781     gppi(sesskey, "AgentFwd", 0, conf, CONF_agentfwd);
 782     gppi(sesskey, "ChangeUsername", 0, conf, CONF_change_username);
 783     gppi(sesskey, "GssapiFwd", 0, conf, CONF_gssapifwd);
 784     gprefs(sesskey, "Cipher", "\0",
 785            ciphernames, CIPHER_MAX, conf, CONF_ssh_cipherlist);
 786     {
 787         /* Backward-compatibility: we used to have an option to
 788          * disable gex under the "bugs" panel after one report of
 789          * a server which offered it then choked, but we never got
 790          * a server version string or any other reports. */
 791         const char *default_kexes;
 792         i = 2 - gppi_raw(sesskey, "BugDHGEx2", 0);
 793         if (i == FORCE_ON)
 794             default_kexes = "ecdh,dh-group14-sha1,dh-group1-sha1,rsa,"
 795                 "WARN,dh-gex-sha1";
 796         else
 797             default_kexes = "ecdh,dh-gex-sha1,dh-group14-sha1,"
 798                 "dh-group1-sha1,rsa,WARN";
 799         gprefs(sesskey, "KEX", default_kexes,
 800                kexnames, KEX_MAX, conf, CONF_ssh_kexlist);
 801     }
 802     gprefs(sesskey, "HostKey", "ed25519,ecdsa,rsa,dsa,WARN",
 803            hknames, HK_MAX, conf, CONF_ssh_hklist);
 804     gppi(sesskey, "RekeyTime", 60, conf, CONF_ssh_rekey_time);
 805     gpps(sesskey, "RekeyBytes", "1G", conf, CONF_ssh_rekey_data);
 806     /* SSH-2 only by default */
 807     gppi(sesskey, "SshProt", 3, conf, CONF_sshprot);
 808     gpps(sesskey, "LogHost", "", conf, CONF_loghost);
 809     gppi(sesskey, "SSH2DES", 0, conf, CONF_ssh2_des_cbc);
 810     gppi(sesskey, "SshNoAuth", 0, conf, CONF_ssh_no_userauth);
 811     gppi(sesskey, "SshBanner", 1, conf, CONF_ssh_show_banner);
 812     gppi(sesskey, "AuthTIS", 0, conf, CONF_try_tis_auth);
 813     gppi(sesskey, "AuthKI", 1, conf, CONF_try_ki_auth);
 814     gppi(sesskey, "AuthGSSAPI", 1, conf, CONF_try_gssapi_auth);
 815 #ifndef NO_GSSAPI
 816     gprefs(sesskey, "GSSLibs", "\0",
 817            gsslibkeywords, ngsslibs, conf, CONF_ssh_gsslist);
 818     gppfile(sesskey, "GSSCustom", conf, CONF_ssh_gss_custom);
 819 #endif
 820     gppi(sesskey, "SshNoShell", 0, conf, CONF_ssh_no_shell);
 821     gppfile(sesskey, "PublicKeyFile", conf, CONF_keyfile);
 822     gpps(sesskey, "RemoteCommand", "", conf, CONF_remote_cmd);
 823     gppi(sesskey, "RFCEnviron", 0, conf, CONF_rfc_environ);
 824     gppi(sesskey, "PassiveTelnet", 0, conf, CONF_passive_telnet);
 825     gppi(sesskey, "BackspaceIsDelete", 1, conf, CONF_bksp_is_delete);
 826     gppi(sesskey, "RXVTHomeEnd", 0, conf, CONF_rxvt_homeend);
 827     gppi(sesskey, "LinuxFunctionKeys", 0, conf, CONF_funky_type);
 828     gppi(sesskey, "NoApplicationKeys", 0, conf, CONF_no_applic_k);
 829     gppi(sesskey, "NoApplicationCursors", 0, conf, CONF_no_applic_c);
 830     gppi(sesskey, "NoMouseReporting", 0, conf, CONF_no_mouse_rep);
 831     gppi(sesskey, "NoRemoteResize", 0, conf, CONF_no_remote_resize);
 832     gppi(sesskey, "NoAltScreen", 0, conf, CONF_no_alt_screen);
 833     gppi(sesskey, "NoRemoteWinTitle", 0, conf, CONF_no_remote_wintitle);
 834     {
 835         /* Backward compatibility */
 836         int no_remote_qtitle = gppi_raw(sesskey, "NoRemoteQTitle", 1);
 837         /* We deliberately interpret the old setting of "no response" as
 838          * "empty string". This changes the behaviour, but hopefully for
 839          * the better; the user can always recover the old behaviour. */
 840         gppi(sesskey, "RemoteQTitleAction",
 841              no_remote_qtitle ? TITLE_EMPTY : TITLE_REAL,
 842              conf, CONF_remote_qtitle_action);
 843     }
 844     gppi(sesskey, "NoDBackspace", 0, conf, CONF_no_dbackspace);
 845     gppi(sesskey, "NoRemoteCharset", 0, conf, CONF_no_remote_charset);
 846     gppi(sesskey, "ApplicationCursorKeys", 0, conf, CONF_app_cursor);
 847     gppi(sesskey, "ApplicationKeypad", 0, conf, CONF_app_keypad);
 848     gppi(sesskey, "NetHackKeypad", 0, conf, CONF_nethack_keypad);
 849     gppi(sesskey, "AltF4", 1, conf, CONF_alt_f4);
 850     gppi(sesskey, "AltSpace", 0, conf, CONF_alt_space);
 851     gppi(sesskey, "AltOnly", 0, conf, CONF_alt_only);
 852     gppi(sesskey, "ComposeKey", 0, conf, CONF_compose_key);
 853     gppi(sesskey, "CtrlAltKeys", 1, conf, CONF_ctrlaltkeys);
 854 #ifdef OSX_META_KEY_CONFIG
 855     gppi(sesskey, "OSXOptionMeta", 1, conf, CONF_osx_option_meta);
 856     gppi(sesskey, "OSXCommandMeta", 0, conf, CONF_osx_command_meta);
 857 #endif
 858     gppi(sesskey, "TelnetKey", 0, conf, CONF_telnet_keyboard);
 859     gppi(sesskey, "TelnetRet", 1, conf, CONF_telnet_newline);
 860     gppi(sesskey, "LocalEcho", AUTO, conf, CONF_localecho);
 861     gppi(sesskey, "LocalEdit", AUTO, conf, CONF_localedit);
 862     gpps(sesskey, "Answerback", "PuTTY", conf, CONF_answerback);
 863     gppi(sesskey, "AlwaysOnTop", 0, conf, CONF_alwaysontop);
 864     gppi(sesskey, "FullScreenOnAltEnter", 0, conf, CONF_fullscreenonaltenter);
 865     gppi(sesskey, "HideMousePtr", 0, conf, CONF_hide_mouseptr);
 866     gppi(sesskey, "SunkenEdge", 0, conf, CONF_sunken_edge);
 867     gppi(sesskey, "WindowBorder", 1, conf, CONF_window_border);
 868     gppi(sesskey, "CurType", 0, conf, CONF_cursor_type);
 869     gppi(sesskey, "BlinkCur", 0, conf, CONF_blink_cur);
 870     /* pedantic compiler tells me I can't use conf, CONF_beep as an int * :-) */
 871     gppi(sesskey, "Beep", 1, conf, CONF_beep);
 872     gppi(sesskey, "BeepInd", 0, conf, CONF_beep_ind);
 873     gppfile(sesskey, "BellWaveFile", conf, CONF_bell_wavefile);
 874     gppi(sesskey, "BellOverload", 1, conf, CONF_bellovl);
 875     gppi(sesskey, "BellOverloadN", 5, conf, CONF_bellovl_n);
 876     i = gppi_raw(sesskey, "BellOverloadT", 2*TICKSPERSEC
 877 #ifdef PUTTY_UNIX_H
 878                                    *1000
 879 #endif
 880                                    );
 881     conf_set_int(conf, CONF_bellovl_t, i
 882 #ifdef PUTTY_UNIX_H
 883                  / 1000
 884 #endif
 885                  );
 886     i = gppi_raw(sesskey, "BellOverloadS", 5*TICKSPERSEC
 887 #ifdef PUTTY_UNIX_H
 888                                    *1000
 889 #endif
 890                                    );
 891     conf_set_int(conf, CONF_bellovl_s, i
 892 #ifdef PUTTY_UNIX_H
 893                  / 1000
 894 #endif
 895                  );
 896     gppi(sesskey, "ScrollbackLines", 2000, conf, CONF_savelines);
 897     gppi(sesskey, "DECOriginMode", 0, conf, CONF_dec_om);
 898     gppi(sesskey, "AutoWrapMode", 1, conf, CONF_wrap_mode);
 899     gppi(sesskey, "LFImpliesCR", 0, conf, CONF_lfhascr);
 900     gppi(sesskey, "CRImpliesLF", 0, conf, CONF_crhaslf);
 901     gppi(sesskey, "DisableArabicShaping", 0, conf, CONF_arabicshaping);
 902     gppi(sesskey, "DisableBidi", 0, conf, CONF_bidi);
 903     gppi(sesskey, "WinNameAlways", 1, conf, CONF_win_name_always);
 904     gpps(sesskey, "WinTitle", "", conf, CONF_wintitle);
 905     gppi(sesskey, "TermWidth", 80, conf, CONF_width);
 906     gppi(sesskey, "TermHeight", 24, conf, CONF_height);
 907     gppfont(sesskey, "Font", conf, CONF_font);
 908     gppi(sesskey, "FontQuality", FQ_DEFAULT, conf, CONF_font_quality);
 909     gppi(sesskey, "FontVTMode", VT_UNICODE, conf, CONF_vtmode);
 910     gppi(sesskey, "UseSystemColours", 0, conf, CONF_system_colour);
 911     gppi(sesskey, "TryPalette", 0, conf, CONF_try_palette);
 912     gppi(sesskey, "ANSIColour", 1, conf, CONF_ansi_colour);
 913     gppi(sesskey, "Xterm256Colour", 1, conf, CONF_xterm_256_colour);
 914     i = gppi_raw(sesskey, "BoldAsColour", 1); conf_set_int(conf, CONF_bold_style, i+1);
 915
 916     for (i = 0; i < 22; i++) {
 917         static const char *const defaults[] = {
 918             "187,187,187", "255,255,255", "0,0,0", "85,85,85", "0,0,0",
 919             "0,255,0", "0,0,0", "85,85,85", "187,0,0", "255,85,85",
 920             "0,187,0", "85,255,85", "187,187,0", "255,255,85", "0,0,187",
 921             "85,85,255", "187,0,187", "255,85,255", "0,187,187",
 922             "85,255,255", "187,187,187", "255,255,255"
 923         };
 924         char buf[20], *buf2;
 925         int c0, c1, c2;
 926         sprintf(buf, "Colour%d", i);
 927         buf2 = gpps_raw(sesskey, buf, defaults[i]);
 928         if (sscanf(buf2, "%d,%d,%d", &c0, &c1, &c2) == 3) {
 929             conf_set_int_int(conf, CONF_colours, i*3+0, c0);
 930             conf_set_int_int(conf, CONF_colours, i*3+1, c1);
 931             conf_set_int_int(conf, CONF_colours, i*3+2, c2);
 932         }
 933         sfree(buf2);
 934     }
 935     gppi(sesskey, "RawCNP", 0, conf, CONF_rawcnp);
 936     gppi(sesskey, "PasteRTF", 0, conf, CONF_rtf_paste);
 937     gppi(sesskey, "MouseIsXterm", 0, conf, CONF_mouse_is_xterm);
 938     gppi(sesskey, "RectSelect", 0, conf, CONF_rect_select);
 939     gppi(sesskey, "MouseOverride", 1, conf, CONF_mouse_override);
 940     for (i = 0; i < 256; i += 32) {
 941         static const char *const defaults[] = {
 942             "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",
 943             "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",
 944             "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",
 945             "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",
 946             "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",
 947             "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",
 948             "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",
 949             "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"
 950         };
 951         char buf[20], *buf2, *p;
 952         int j;
 953         sprintf(buf, "Wordness%d", i);
 954         buf2 = gpps_raw(sesskey, buf, defaults[i / 32]);
 955         p = buf2;
 956         for (j = i; j < i + 32; j++) {
 957             char *q = p;
 958             while (*p && *p != ',')
 959                 p++;
 960             if (*p == ',')
 961                 *p++ = '\0';
 962             conf_set_int_int(conf, CONF_wordness, j, atoi(q));
 963         }
 964         sfree(buf2);
 965     }
 966     /*
 967      * The empty default for LineCodePage will be converted later
 968      * into a plausible default for the locale.
 969      */
 970     gpps(sesskey, "LineCodePage", "", conf, CONF_line_codepage);
 971     gppi(sesskey, "CJKAmbigWide", 0, conf, CONF_cjk_ambig_wide);
 972     gppi(sesskey, "UTF8Override", 1, conf, CONF_utf8_override);
 973     gpps(sesskey, "Printer", "", conf, CONF_printer);
 974     gppi(sesskey, "CapsLockCyr", 0, conf, CONF_xlat_capslockcyr);
 975     gppi(sesskey, "ScrollBar", 1, conf, CONF_scrollbar);
 976     gppi(sesskey, "ScrollBarFullScreen", 0, conf, CONF_scrollbar_in_fullscreen);
 977     gppi(sesskey, "ScrollOnKey", 0, conf, CONF_scroll_on_key);
 978     gppi(sesskey, "ScrollOnDisp", 1, conf, CONF_scroll_on_disp);
 979     gppi(sesskey, "EraseToScrollback", 1, conf, CONF_erase_to_scrollback);
 980     gppi(sesskey, "LockSize", 0, conf, CONF_resize_action);
 981     gppi(sesskey, "BCE", 1, conf, CONF_bce);
 982     gppi(sesskey, "BlinkText", 0, conf, CONF_blinktext);
 983     gppi(sesskey, "X11Forward", 0, conf, CONF_x11_forward);
 984     gpps(sesskey, "X11Display", "", conf, CONF_x11_display);
 985     gppi(sesskey, "X11AuthType", X11_MIT, conf, CONF_x11_auth);
 986     gppfile(sesskey, "X11AuthFile", conf, CONF_xauthfile);
 987
 988     gppi(sesskey, "LocalPortAcceptAll", 0, conf, CONF_lport_acceptall);
 989     gppi(sesskey, "RemotePortAcceptAll", 0, conf, CONF_rport_acceptall);
 990     gppmap(sesskey, "PortForwardings", conf, CONF_portfwd);
 991     i = gppi_raw(sesskey, "BugIgnore1", 0); conf_set_int(conf, CONF_sshbug_ignore1, 2-i);
 992     i = gppi_raw(sesskey, "BugPlainPW1", 0); conf_set_int(conf, CONF_sshbug_plainpw1, 2-i);
 993     i = gppi_raw(sesskey, "BugRSA1", 0); conf_set_int(conf, CONF_sshbug_rsa1, 2-i);
 994     i = gppi_raw(sesskey, "BugIgnore2", 0); conf_set_int(conf, CONF_sshbug_ignore2, 2-i);
 995     {
 996         int i;
 997         i = gppi_raw(sesskey, "BugHMAC2", 0); conf_set_int(conf, CONF_sshbug_hmac2, 2-i);
 998         if (2-i == AUTO) {
 999             i = gppi_raw(sesskey, "BuggyMAC", 0);
1000             if (i == 1)
1001                 conf_set_int(conf, CONF_sshbug_hmac2, FORCE_ON);
1002         }
1003     }
1004     i = gppi_raw(sesskey, "BugDeriveKey2", 0); conf_set_int(conf, CONF_sshbug_derivekey2, 2-i);
1005     i = gppi_raw(sesskey, "BugRSAPad2", 0); conf_set_int(conf, CONF_sshbug_rsapad2, 2-i);
1006     i = gppi_raw(sesskey, "BugPKSessID2", 0); conf_set_int(conf, CONF_sshbug_pksessid2, 2-i);
1007     i = gppi_raw(sesskey, "BugRekey2", 0); conf_set_int(conf, CONF_sshbug_rekey2, 2-i);
1008     i = gppi_raw(sesskey, "BugMaxPkt2", 0); conf_set_int(conf, CONF_sshbug_maxpkt2, 2-i);
1009     i = gppi_raw(sesskey, "BugOldGex2", 0); conf_set_int(conf, CONF_sshbug_oldgex2, 2-i);
1010     i = gppi_raw(sesskey, "BugWinadj", 0); conf_set_int(conf, CONF_sshbug_winadj, 2-i);
1011     i = gppi_raw(sesskey, "BugChanReq", 0); conf_set_int(conf, CONF_sshbug_chanreq, 2-i);
1012     conf_set_int(conf, CONF_ssh_simple, FALSE);
1013     gppi(sesskey, "StampUtmp", 1, conf, CONF_stamp_utmp);
1014     gppi(sesskey, "LoginShell", 1, conf, CONF_login_shell);
1015     gppi(sesskey, "ScrollbarOnLeft", 0, conf, CONF_scrollbar_on_left);
1016     gppi(sesskey, "ShadowBold", 0, conf, CONF_shadowbold);
1017     gppfont(sesskey, "BoldFont", conf, CONF_boldfont);
1018     gppfont(sesskey, "WideFont", conf, CONF_widefont);
1019     gppfont(sesskey, "WideBoldFont", conf, CONF_wideboldfont);
1020     gppi(sesskey, "ShadowBoldOffset", 1, conf, CONF_shadowboldoffset);
1021     gpps(sesskey, "SerialLine", "", conf, CONF_serline);
1022     gppi(sesskey, "SerialSpeed", 9600, conf, CONF_serspeed);
1023     gppi(sesskey, "SerialDataBits", 8, conf, CONF_serdatabits);
1024     gppi(sesskey, "SerialStopHalfbits", 2, conf, CONF_serstopbits);
1025     gppi(sesskey, "SerialParity", SER_PAR_NONE, conf, CONF_serparity);
1026     gppi(sesskey, "SerialFlowControl", SER_FLOW_XONXOFF, conf, CONF_serflow);
1027     gpps(sesskey, "WindowClass", "", conf, CONF_winclass);
1028     gppi(sesskey, "ConnectionSharing", 0, conf, CONF_ssh_connection_sharing);
1029     gppi(sesskey, "ConnectionSharingUpstream", 1, conf, CONF_ssh_connection_sharing_upstream);
1030     gppi(sesskey, "ConnectionSharingDownstream", 1, conf, CONF_ssh_connection_sharing_downstream);
1031     gppmap(sesskey, "SSHManualHostKeys", conf, CONF_ssh_manual_hostkeys);
1032 }
1033
1034 void do_defaults(const char *session, Conf *conf)
1035 {
1036     load_settings(session, conf);
1037 }
1038
1039 static int sessioncmp(const void *av, const void *bv)
1040 {
1041     const char *a = *(const char *const *) av;
1042     const char *b = *(const char *const *) bv;
1043
1044     /*
1045      * Alphabetical order, except that "Default Settings" is a
1046      * special case and comes first.
1047      */
1048     if (!strcmp(a, "Default Settings"))
1049         return -1;                     /* a comes first */
1050     if (!strcmp(b, "Default Settings"))
1051         return +1;                     /* b comes first */
1052     /*
1053      * FIXME: perhaps we should ignore the first & in determining
1054      * sort order.
1055      */
1056     return strcmp(a, b);               /* otherwise, compare normally */
1057 }
1058
1059 void get_sesslist(struct sesslist *list, int allocate)
1060 {
1061     char otherbuf[2048];
1062     int buflen, bufsize, i;
1063     char *p, *ret;
1064     void *handle;
1065
1066     if (allocate) {
1067
1068         buflen = bufsize = 0;
1069         list->buffer = NULL;
1070         if ((handle = enum_settings_start()) != NULL) {
1071             do {
1072                 ret = enum_settings_next(handle, otherbuf, sizeof(otherbuf));
1073                 if (ret) {
1074                     int len = strlen(otherbuf) + 1;
1075                     if (bufsize < buflen + len) {
1076                         bufsize = buflen + len + 2048;
1077                         list->buffer = sresize(list->buffer, bufsize, char);
1078                     }
1079                     strcpy(list->buffer + buflen, otherbuf);
1080                     buflen += strlen(list->buffer + buflen) + 1;
1081                 }
1082             } while (ret);
1083             enum_settings_finish(handle);
1084         }
1085         list->buffer = sresize(list->buffer, buflen + 1, char);
1086         list->buffer[buflen] = '\0';
1087
1088         /*
1089          * Now set up the list of sessions. Note that "Default
1090          * Settings" must always be claimed to exist, even if it
1091          * doesn't really.
1092          */
1093
1094         p = list->buffer;
1095         list->nsessions = 1;           /* "Default Settings" counts as one */
1096         while (*p) {
1097             if (strcmp(p, "Default Settings"))
1098                 list->nsessions++;
1099             while (*p)
1100                 p++;
1101             p++;
1102         }
1103
1104         list->sessions = snewn(list->nsessions + 1, const char *);
1105         list->sessions[0] = "Default Settings";
1106         p = list->buffer;
1107         i = 1;
1108         while (*p) {
1109             if (strcmp(p, "Default Settings"))
1110                 list->sessions[i++] = p;
1111             while (*p)
1112                 p++;
1113             p++;
1114         }
1115
1116         qsort(list->sessions, i, sizeof(const char *), sessioncmp);
1117     } else {
1118         sfree(list->buffer);
1119         sfree(list->sessions);
1120         list->buffer = NULL;
1121         list->sessions = NULL;
1122     }
1123 }