]> asedeno.scripts.mit.edu Git - PuTTY.git/blob - settings.c
Initial commit of GSSAPI Kerberos support.
[PuTTY.git] / 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 /*
12  * Tables of string <-> enum value mappings
13  */
14 struct keyval { char *s; int v; };
15
16 /* The cipher order given here is the default order. */
17 static const struct keyval ciphernames[] = {
18     { "aes",        CIPHER_AES },
19     { "blowfish",   CIPHER_BLOWFISH },
20     { "3des",       CIPHER_3DES },
21     { "WARN",       CIPHER_WARN },
22     { "arcfour",    CIPHER_ARCFOUR },
23     { "des",        CIPHER_DES }
24 };
25
26 static const struct keyval kexnames[] = {
27     { "dh-gex-sha1",        KEX_DHGEX },
28     { "dh-group14-sha1",    KEX_DHGROUP14 },
29     { "dh-group1-sha1",     KEX_DHGROUP1 },
30     { "rsa",                KEX_RSA },
31     { "WARN",               KEX_WARN }
32 };
33
34 /*
35  * All the terminal modes that we know about for the "TerminalModes"
36  * setting. (Also used by config.c for the drop-down list.)
37  * This is currently precisely the same as the set in ssh.c, but could
38  * in principle differ if other backends started to support tty modes
39  * (e.g., the pty backend).
40  */
41 const char *const ttymodes[] = {
42     "INTR",     "QUIT",     "ERASE",    "KILL",     "EOF",
43     "EOL",      "EOL2",     "START",    "STOP",     "SUSP",
44     "DSUSP",    "REPRINT",  "WERASE",   "LNEXT",    "FLUSH",
45     "SWTCH",    "STATUS",   "DISCARD",  "IGNPAR",   "PARMRK",
46     "INPCK",    "ISTRIP",   "INLCR",    "IGNCR",    "ICRNL",
47     "IUCLC",    "IXON",     "IXANY",    "IXOFF",    "IMAXBEL",
48     "ISIG",     "ICANON",   "XCASE",    "ECHO",     "ECHOE",
49     "ECHOK",    "ECHONL",   "NOFLSH",   "TOSTOP",   "IEXTEN",
50     "ECHOCTL",  "ECHOKE",   "PENDIN",   "OPOST",    "OLCUC",
51     "ONLCR",    "OCRNL",    "ONOCR",    "ONLRET",   "CS7",
52     "CS8",      "PARENB",   "PARODD",   NULL
53 };
54
55 /*
56  * Convenience functions to access the backends[] array
57  * (which is only present in tools that manage settings).
58  */
59
60 Backend *backend_from_name(const char *name)
61 {
62     Backend **p;
63     for (p = backends; *p != NULL; p++)
64         if (!strcmp((*p)->name, name))
65             return *p;
66     return NULL;
67 }
68
69 Backend *backend_from_proto(int proto)
70 {
71     Backend **p;
72     for (p = backends; *p != NULL; p++)
73         if ((*p)->protocol == proto)
74             return *p;
75     return NULL;
76 }
77
78 static void gpps(void *handle, const char *name, const char *def,
79                  char *val, int len)
80 {
81     if (!read_setting_s(handle, name, val, len)) {
82         char *pdef;
83
84         pdef = platform_default_s(name);
85         if (pdef) {
86             strncpy(val, pdef, len);
87             sfree(pdef);
88         } else {
89             strncpy(val, def, len);
90         }
91
92         val[len - 1] = '\0';
93     }
94 }
95
96 /*
97  * gppfont and gppfile cannot have local defaults, since the very
98  * format of a Filename or Font is platform-dependent. So the
99  * platform-dependent functions MUST return some sort of value.
100  */
101 static void gppfont(void *handle, const char *name, FontSpec *result)
102 {
103     if (!read_setting_fontspec(handle, name, result))
104         *result = platform_default_fontspec(name);
105 }
106 static void gppfile(void *handle, const char *name, Filename *result)
107 {
108     if (!read_setting_filename(handle, name, result))
109         *result = platform_default_filename(name);
110 }
111
112 static void gppi(void *handle, char *name, int def, int *i)
113 {
114     def = platform_default_i(name, def);
115     *i = read_setting_i(handle, name, def);
116 }
117
118 /*
119  * Read a set of name-value pairs in the format we occasionally use:
120  *   NAME\tVALUE\0NAME\tVALUE\0\0 in memory
121  *   NAME=VALUE,NAME=VALUE, in storage
122  * `def' is in the storage format.
123  */
124 static void gppmap(void *handle, char *name, char *def, char *val, int len)
125 {
126     char *buf = snewn(2*len, char), *p, *q;
127     gpps(handle, name, def, buf, 2*len);
128     p = buf;
129     q = val;
130     while (*p) {
131         while (*p && *p != ',') {
132             int c = *p++;
133             if (c == '=')
134                 c = '\t';
135             if (c == '\\')
136                 c = *p++;
137             *q++ = c;
138         }
139         if (*p == ',')
140             p++;
141         *q++ = '\0';
142     }
143     *q = '\0';
144     sfree(buf);
145 }
146
147 /*
148  * Write a set of name/value pairs in the above format.
149  */
150 static void wmap(void *handle, char const *key, char const *value, int len)
151 {
152     char *buf = snewn(2*len, char), *p;
153     const char *q;
154     p = buf;
155     q = value;
156     while (*q) {
157         while (*q) {
158             int c = *q++;
159             if (c == '=' || c == ',' || c == '\\')
160                 *p++ = '\\';
161             if (c == '\t')
162                 c = '=';
163             *p++ = c;
164         }
165         *p++ = ',';
166         q++;
167     }
168     *p = '\0';
169     write_setting_s(handle, key, buf);
170     sfree(buf);
171 }
172
173 static int key2val(const struct keyval *mapping, int nmaps, char *key)
174 {
175     int i;
176     for (i = 0; i < nmaps; i++)
177         if (!strcmp(mapping[i].s, key)) return mapping[i].v;
178     return -1;
179 }
180
181 static const char *val2key(const struct keyval *mapping, int nmaps, int val)
182 {
183     int i;
184     for (i = 0; i < nmaps; i++)
185         if (mapping[i].v == val) return mapping[i].s;
186     return NULL;
187 }
188
189 /*
190  * Helper function to parse a comma-separated list of strings into
191  * a preference list array of values. Any missing values are added
192  * to the end and duplicates are weeded.
193  * XXX: assumes vals in 'mapping' are small +ve integers
194  */
195 static void gprefs(void *sesskey, char *name, char *def,
196                    const struct keyval *mapping, int nvals,
197                    int *array)
198 {
199     char commalist[80];
200     char *tokarg = commalist;
201     int n;
202     unsigned long seen = 0;            /* bitmap for weeding dups etc */
203     gpps(sesskey, name, def, commalist, sizeof(commalist));
204
205     /* Grotty parsing of commalist. */
206     n = 0;
207     do {
208         int v;
209         char *key;
210         key = strtok(tokarg, ","); /* sorry */
211         tokarg = NULL;
212         if (!key) break;
213         if (((v = key2val(mapping, nvals, key)) != -1) &&
214             !(seen & 1<<v)) {
215             array[n] = v;
216             n++;
217             seen |= 1<<v;
218         }
219     } while (n < nvals);
220     /* Add any missing values (backward compatibility ect). */
221     {
222         int i;
223         for (i = 0; i < nvals; i++) {
224             assert(mapping[i].v < 32);
225             if (!(seen & 1<<mapping[i].v)) {
226                 array[n] = mapping[i].v;
227                 n++;
228             }
229         }
230     }
231 }
232
233 /* 
234  * Write out a preference list.
235  */
236 static void wprefs(void *sesskey, char *name,
237                    const struct keyval *mapping, int nvals,
238                    int *array)
239 {
240     char buf[80] = "";  /* XXX assumed big enough */
241     int l = sizeof(buf)-1, i;
242     buf[l] = '\0';
243     for (i = 0; l > 0 && i < nvals; i++) {
244         const char *s = val2key(mapping, nvals, array[i]);
245         if (s) {
246             int sl = strlen(s);
247             if (i > 0) {
248                 strncat(buf, ",", l);
249                 l--;
250             }
251             strncat(buf, s, l);
252             l -= sl;
253         }
254     }
255     write_setting_s(sesskey, name, buf);
256 }
257
258 char *save_settings(char *section, Config * cfg)
259 {
260     void *sesskey;
261     char *errmsg;
262
263     sesskey = open_settings_w(section, &errmsg);
264     if (!sesskey)
265         return errmsg;
266     save_open_settings(sesskey, cfg);
267     close_settings_w(sesskey);
268     return NULL;
269 }
270
271 void save_open_settings(void *sesskey, Config *cfg)
272 {
273     int i;
274     char *p;
275
276     write_setting_i(sesskey, "Present", 1);
277     write_setting_s(sesskey, "HostName", cfg->host);
278     write_setting_filename(sesskey, "LogFileName", cfg->logfilename);
279     write_setting_i(sesskey, "LogType", cfg->logtype);
280     write_setting_i(sesskey, "LogFileClash", cfg->logxfovr);
281     write_setting_i(sesskey, "LogFlush", cfg->logflush);
282     write_setting_i(sesskey, "SSHLogOmitPasswords", cfg->logomitpass);
283     write_setting_i(sesskey, "SSHLogOmitData", cfg->logomitdata);
284     p = "raw";
285     {
286         const Backend *b = backend_from_proto(cfg->protocol);
287         if (b)
288             p = b->name;
289     }
290     write_setting_s(sesskey, "Protocol", p);
291     write_setting_i(sesskey, "PortNumber", cfg->port);
292     /* The CloseOnExit numbers are arranged in a different order from
293      * the standard FORCE_ON / FORCE_OFF / AUTO. */
294     write_setting_i(sesskey, "CloseOnExit", (cfg->close_on_exit+2)%3);
295     write_setting_i(sesskey, "WarnOnClose", !!cfg->warn_on_close);
296     write_setting_i(sesskey, "PingInterval", cfg->ping_interval / 60);  /* minutes */
297     write_setting_i(sesskey, "PingIntervalSecs", cfg->ping_interval % 60);      /* seconds */
298     write_setting_i(sesskey, "TCPNoDelay", cfg->tcp_nodelay);
299     write_setting_i(sesskey, "TCPKeepalives", cfg->tcp_keepalives);
300     write_setting_s(sesskey, "TerminalType", cfg->termtype);
301     write_setting_s(sesskey, "TerminalSpeed", cfg->termspeed);
302     wmap(sesskey, "TerminalModes", cfg->ttymodes, lenof(cfg->ttymodes));
303
304     /* Address family selection */
305     write_setting_i(sesskey, "AddressFamily", cfg->addressfamily);
306
307     /* proxy settings */
308     write_setting_s(sesskey, "ProxyExcludeList", cfg->proxy_exclude_list);
309     write_setting_i(sesskey, "ProxyDNS", (cfg->proxy_dns+2)%3);
310     write_setting_i(sesskey, "ProxyLocalhost", cfg->even_proxy_localhost);
311     write_setting_i(sesskey, "ProxyMethod", cfg->proxy_type);
312     write_setting_s(sesskey, "ProxyHost", cfg->proxy_host);
313     write_setting_i(sesskey, "ProxyPort", cfg->proxy_port);
314     write_setting_s(sesskey, "ProxyUsername", cfg->proxy_username);
315     write_setting_s(sesskey, "ProxyPassword", cfg->proxy_password);
316     write_setting_s(sesskey, "ProxyTelnetCommand", cfg->proxy_telnet_command);
317     wmap(sesskey, "Environment", cfg->environmt, lenof(cfg->environmt));
318     write_setting_s(sesskey, "UserName", cfg->username);
319     write_setting_s(sesskey, "LocalUserName", cfg->localusername);
320     write_setting_i(sesskey, "NoPTY", cfg->nopty);
321     write_setting_i(sesskey, "Compression", cfg->compression);
322     write_setting_i(sesskey, "TryAgent", cfg->tryagent);
323     write_setting_i(sesskey, "AgentFwd", cfg->agentfwd);
324     write_setting_i(sesskey, "GssapiFwd", cfg->gssapifwd);
325     write_setting_i(sesskey, "ChangeUsername", cfg->change_username);
326     wprefs(sesskey, "Cipher", ciphernames, CIPHER_MAX,
327            cfg->ssh_cipherlist);
328     wprefs(sesskey, "KEX", kexnames, KEX_MAX, cfg->ssh_kexlist);
329     write_setting_i(sesskey, "RekeyTime", cfg->ssh_rekey_time);
330     write_setting_s(sesskey, "RekeyBytes", cfg->ssh_rekey_data);
331     write_setting_i(sesskey, "SshNoAuth", cfg->ssh_no_userauth);
332     write_setting_i(sesskey, "AuthTIS", cfg->try_tis_auth);
333     write_setting_i(sesskey, "AuthKI", cfg->try_ki_auth);
334     write_setting_i(sesskey, "AuthGSSAPI", cfg->try_gssapi_auth);
335     write_setting_i(sesskey, "SshNoShell", cfg->ssh_no_shell);
336     write_setting_i(sesskey, "SshProt", cfg->sshprot);
337     write_setting_s(sesskey, "LogHost", cfg->loghost);
338     write_setting_i(sesskey, "SSH2DES", cfg->ssh2_des_cbc);
339     write_setting_filename(sesskey, "PublicKeyFile", cfg->keyfile);
340     write_setting_s(sesskey, "RemoteCommand", cfg->remote_cmd);
341     write_setting_i(sesskey, "RFCEnviron", cfg->rfc_environ);
342     write_setting_i(sesskey, "PassiveTelnet", cfg->passive_telnet);
343     write_setting_i(sesskey, "BackspaceIsDelete", cfg->bksp_is_delete);
344     write_setting_i(sesskey, "RXVTHomeEnd", cfg->rxvt_homeend);
345     write_setting_i(sesskey, "LinuxFunctionKeys", cfg->funky_type);
346     write_setting_i(sesskey, "NoApplicationKeys", cfg->no_applic_k);
347     write_setting_i(sesskey, "NoApplicationCursors", cfg->no_applic_c);
348     write_setting_i(sesskey, "NoMouseReporting", cfg->no_mouse_rep);
349     write_setting_i(sesskey, "NoRemoteResize", cfg->no_remote_resize);
350     write_setting_i(sesskey, "NoAltScreen", cfg->no_alt_screen);
351     write_setting_i(sesskey, "NoRemoteWinTitle", cfg->no_remote_wintitle);
352     write_setting_i(sesskey, "RemoteQTitleAction", cfg->remote_qtitle_action);
353     write_setting_i(sesskey, "NoDBackspace", cfg->no_dbackspace);
354     write_setting_i(sesskey, "NoRemoteCharset", cfg->no_remote_charset);
355     write_setting_i(sesskey, "ApplicationCursorKeys", cfg->app_cursor);
356     write_setting_i(sesskey, "ApplicationKeypad", cfg->app_keypad);
357     write_setting_i(sesskey, "NetHackKeypad", cfg->nethack_keypad);
358     write_setting_i(sesskey, "AltF4", cfg->alt_f4);
359     write_setting_i(sesskey, "AltSpace", cfg->alt_space);
360     write_setting_i(sesskey, "AltOnly", cfg->alt_only);
361     write_setting_i(sesskey, "ComposeKey", cfg->compose_key);
362     write_setting_i(sesskey, "CtrlAltKeys", cfg->ctrlaltkeys);
363     write_setting_i(sesskey, "TelnetKey", cfg->telnet_keyboard);
364     write_setting_i(sesskey, "TelnetRet", cfg->telnet_newline);
365     write_setting_i(sesskey, "LocalEcho", cfg->localecho);
366     write_setting_i(sesskey, "LocalEdit", cfg->localedit);
367     write_setting_s(sesskey, "Answerback", cfg->answerback);
368     write_setting_i(sesskey, "AlwaysOnTop", cfg->alwaysontop);
369     write_setting_i(sesskey, "FullScreenOnAltEnter", cfg->fullscreenonaltenter);
370     write_setting_i(sesskey, "HideMousePtr", cfg->hide_mouseptr);
371     write_setting_i(sesskey, "SunkenEdge", cfg->sunken_edge);
372     write_setting_i(sesskey, "WindowBorder", cfg->window_border);
373     write_setting_i(sesskey, "CurType", cfg->cursor_type);
374     write_setting_i(sesskey, "BlinkCur", cfg->blink_cur);
375     write_setting_i(sesskey, "Beep", cfg->beep);
376     write_setting_i(sesskey, "BeepInd", cfg->beep_ind);
377     write_setting_filename(sesskey, "BellWaveFile", cfg->bell_wavefile);
378     write_setting_i(sesskey, "BellOverload", cfg->bellovl);
379     write_setting_i(sesskey, "BellOverloadN", cfg->bellovl_n);
380     write_setting_i(sesskey, "BellOverloadT", cfg->bellovl_t
381 #ifdef PUTTY_UNIX_H
382                     * 1000
383 #endif
384                     );
385     write_setting_i(sesskey, "BellOverloadS", cfg->bellovl_s
386 #ifdef PUTTY_UNIX_H
387                     * 1000
388 #endif
389                     );
390     write_setting_i(sesskey, "ScrollbackLines", cfg->savelines);
391     write_setting_i(sesskey, "DECOriginMode", cfg->dec_om);
392     write_setting_i(sesskey, "AutoWrapMode", cfg->wrap_mode);
393     write_setting_i(sesskey, "LFImpliesCR", cfg->lfhascr);
394     write_setting_i(sesskey, "CRImpliesLF", cfg->crhaslf);
395     write_setting_i(sesskey, "DisableArabicShaping", cfg->arabicshaping);
396     write_setting_i(sesskey, "DisableBidi", cfg->bidi);
397     write_setting_i(sesskey, "WinNameAlways", cfg->win_name_always);
398     write_setting_s(sesskey, "WinTitle", cfg->wintitle);
399     write_setting_i(sesskey, "TermWidth", cfg->width);
400     write_setting_i(sesskey, "TermHeight", cfg->height);
401     write_setting_fontspec(sesskey, "Font", cfg->font);
402     write_setting_i(sesskey, "FontQuality", cfg->font_quality);
403     write_setting_i(sesskey, "FontVTMode", cfg->vtmode);
404     write_setting_i(sesskey, "UseSystemColours", cfg->system_colour);
405     write_setting_i(sesskey, "TryPalette", cfg->try_palette);
406     write_setting_i(sesskey, "ANSIColour", cfg->ansi_colour);
407     write_setting_i(sesskey, "Xterm256Colour", cfg->xterm_256_colour);
408     write_setting_i(sesskey, "BoldAsColour", cfg->bold_colour);
409
410     for (i = 0; i < 22; i++) {
411         char buf[20], buf2[30];
412         sprintf(buf, "Colour%d", i);
413         sprintf(buf2, "%d,%d,%d", cfg->colours[i][0],
414                 cfg->colours[i][1], cfg->colours[i][2]);
415         write_setting_s(sesskey, buf, buf2);
416     }
417     write_setting_i(sesskey, "RawCNP", cfg->rawcnp);
418     write_setting_i(sesskey, "PasteRTF", cfg->rtf_paste);
419     write_setting_i(sesskey, "MouseIsXterm", cfg->mouse_is_xterm);
420     write_setting_i(sesskey, "RectSelect", cfg->rect_select);
421     write_setting_i(sesskey, "MouseOverride", cfg->mouse_override);
422     for (i = 0; i < 256; i += 32) {
423         char buf[20], buf2[256];
424         int j;
425         sprintf(buf, "Wordness%d", i);
426         *buf2 = '\0';
427         for (j = i; j < i + 32; j++) {
428             sprintf(buf2 + strlen(buf2), "%s%d",
429                     (*buf2 ? "," : ""), cfg->wordness[j]);
430         }
431         write_setting_s(sesskey, buf, buf2);
432     }
433     write_setting_s(sesskey, "LineCodePage", cfg->line_codepage);
434     write_setting_i(sesskey, "CJKAmbigWide", cfg->cjk_ambig_wide);
435     write_setting_i(sesskey, "UTF8Override", cfg->utf8_override);
436     write_setting_s(sesskey, "Printer", cfg->printer);
437     write_setting_i(sesskey, "CapsLockCyr", cfg->xlat_capslockcyr);
438     write_setting_i(sesskey, "ScrollBar", cfg->scrollbar);
439     write_setting_i(sesskey, "ScrollBarFullScreen", cfg->scrollbar_in_fullscreen);
440     write_setting_i(sesskey, "ScrollOnKey", cfg->scroll_on_key);
441     write_setting_i(sesskey, "ScrollOnDisp", cfg->scroll_on_disp);
442     write_setting_i(sesskey, "EraseToScrollback", cfg->erase_to_scrollback);
443     write_setting_i(sesskey, "LockSize", cfg->resize_action);
444     write_setting_i(sesskey, "BCE", cfg->bce);
445     write_setting_i(sesskey, "BlinkText", cfg->blinktext);
446     write_setting_i(sesskey, "X11Forward", cfg->x11_forward);
447     write_setting_s(sesskey, "X11Display", cfg->x11_display);
448     write_setting_i(sesskey, "X11AuthType", cfg->x11_auth);
449     write_setting_i(sesskey, "LocalPortAcceptAll", cfg->lport_acceptall);
450     write_setting_i(sesskey, "RemotePortAcceptAll", cfg->rport_acceptall);
451     wmap(sesskey, "PortForwardings", cfg->portfwd, lenof(cfg->portfwd));
452     write_setting_i(sesskey, "BugIgnore1", 2-cfg->sshbug_ignore1);
453     write_setting_i(sesskey, "BugPlainPW1", 2-cfg->sshbug_plainpw1);
454     write_setting_i(sesskey, "BugRSA1", 2-cfg->sshbug_rsa1);
455     write_setting_i(sesskey, "BugHMAC2", 2-cfg->sshbug_hmac2);
456     write_setting_i(sesskey, "BugDeriveKey2", 2-cfg->sshbug_derivekey2);
457     write_setting_i(sesskey, "BugRSAPad2", 2-cfg->sshbug_rsapad2);
458     write_setting_i(sesskey, "BugPKSessID2", 2-cfg->sshbug_pksessid2);
459     write_setting_i(sesskey, "BugRekey2", 2-cfg->sshbug_rekey2);
460     write_setting_i(sesskey, "BugMaxPkt2", 2-cfg->sshbug_maxpkt2);
461     write_setting_i(sesskey, "StampUtmp", cfg->stamp_utmp);
462     write_setting_i(sesskey, "LoginShell", cfg->login_shell);
463     write_setting_i(sesskey, "ScrollbarOnLeft", cfg->scrollbar_on_left);
464     write_setting_fontspec(sesskey, "BoldFont", cfg->boldfont);
465     write_setting_fontspec(sesskey, "WideFont", cfg->widefont);
466     write_setting_fontspec(sesskey, "WideBoldFont", cfg->wideboldfont);
467     write_setting_i(sesskey, "ShadowBold", cfg->shadowbold);
468     write_setting_i(sesskey, "ShadowBoldOffset", cfg->shadowboldoffset);
469     write_setting_s(sesskey, "SerialLine", cfg->serline);
470     write_setting_i(sesskey, "SerialSpeed", cfg->serspeed);
471     write_setting_i(sesskey, "SerialDataBits", cfg->serdatabits);
472     write_setting_i(sesskey, "SerialStopHalfbits", cfg->serstopbits);
473     write_setting_i(sesskey, "SerialParity", cfg->serparity);
474     write_setting_i(sesskey, "SerialFlowControl", cfg->serflow);
475 }
476
477 void load_settings(char *section, Config * cfg)
478 {
479     void *sesskey;
480
481     sesskey = open_settings_r(section);
482     load_open_settings(sesskey, cfg);
483     close_settings_r(sesskey);
484 }
485
486 void load_open_settings(void *sesskey, Config *cfg)
487 {
488     int i;
489     char prot[10];
490
491     cfg->ssh_subsys = 0;               /* FIXME: load this properly */
492     cfg->remote_cmd_ptr = NULL;
493     cfg->remote_cmd_ptr2 = NULL;
494     cfg->ssh_nc_host[0] = '\0';
495
496     gpps(sesskey, "HostName", "", cfg->host, sizeof(cfg->host));
497     gppfile(sesskey, "LogFileName", &cfg->logfilename);
498     gppi(sesskey, "LogType", 0, &cfg->logtype);
499     gppi(sesskey, "LogFileClash", LGXF_ASK, &cfg->logxfovr);
500     gppi(sesskey, "LogFlush", 1, &cfg->logflush);
501     gppi(sesskey, "SSHLogOmitPasswords", 1, &cfg->logomitpass);
502     gppi(sesskey, "SSHLogOmitData", 0, &cfg->logomitdata);
503
504     gpps(sesskey, "Protocol", "default", prot, 10);
505     cfg->protocol = default_protocol;
506     cfg->port = default_port;
507     {
508         const Backend *b = backend_from_name(prot);
509         if (b) {
510             cfg->protocol = b->protocol;
511             gppi(sesskey, "PortNumber", default_port, &cfg->port);
512         }
513     }
514
515     /* Address family selection */
516     gppi(sesskey, "AddressFamily", ADDRTYPE_UNSPEC, &cfg->addressfamily);
517
518     /* The CloseOnExit numbers are arranged in a different order from
519      * the standard FORCE_ON / FORCE_OFF / AUTO. */
520     gppi(sesskey, "CloseOnExit", 1, &i); cfg->close_on_exit = (i+1)%3;
521     gppi(sesskey, "WarnOnClose", 1, &cfg->warn_on_close);
522     {
523         /* This is two values for backward compatibility with 0.50/0.51 */
524         int pingmin, pingsec;
525         gppi(sesskey, "PingInterval", 0, &pingmin);
526         gppi(sesskey, "PingIntervalSecs", 0, &pingsec);
527         cfg->ping_interval = pingmin * 60 + pingsec;
528     }
529     gppi(sesskey, "TCPNoDelay", 1, &cfg->tcp_nodelay);
530     gppi(sesskey, "TCPKeepalives", 0, &cfg->tcp_keepalives);
531     gpps(sesskey, "TerminalType", "xterm", cfg->termtype,
532          sizeof(cfg->termtype));
533     gpps(sesskey, "TerminalSpeed", "38400,38400", cfg->termspeed,
534          sizeof(cfg->termspeed));
535     {
536         /* This hardcodes a big set of defaults in any new saved
537          * sessions. Let's hope we don't change our mind. */
538         int i;
539         char *def = dupstr("");
540         /* Default: all set to "auto" */
541         for (i = 0; ttymodes[i]; i++) {
542             char *def2 = dupprintf("%s%s=A,", def, ttymodes[i]);
543             sfree(def);
544             def = def2;
545         }
546         gppmap(sesskey, "TerminalModes", def,
547                cfg->ttymodes, lenof(cfg->ttymodes));
548         sfree(def);
549     }
550
551     /* proxy settings */
552     gpps(sesskey, "ProxyExcludeList", "", cfg->proxy_exclude_list,
553          sizeof(cfg->proxy_exclude_list));
554     gppi(sesskey, "ProxyDNS", 1, &i); cfg->proxy_dns = (i+1)%3;
555     gppi(sesskey, "ProxyLocalhost", 0, &cfg->even_proxy_localhost);
556     gppi(sesskey, "ProxyMethod", -1, &cfg->proxy_type);
557     if (cfg->proxy_type == -1) {
558         int i;
559         gppi(sesskey, "ProxyType", 0, &i);
560         if (i == 0)
561             cfg->proxy_type = PROXY_NONE;
562         else if (i == 1)
563             cfg->proxy_type = PROXY_HTTP;
564         else if (i == 3)
565             cfg->proxy_type = PROXY_TELNET;
566         else if (i == 4)
567             cfg->proxy_type = PROXY_CMD;
568         else {
569             gppi(sesskey, "ProxySOCKSVersion", 5, &i);
570             if (i == 5)
571                 cfg->proxy_type = PROXY_SOCKS5;
572             else
573                 cfg->proxy_type = PROXY_SOCKS4;
574         }
575     }
576     gpps(sesskey, "ProxyHost", "proxy", cfg->proxy_host,
577          sizeof(cfg->proxy_host));
578     gppi(sesskey, "ProxyPort", 80, &cfg->proxy_port);
579     gpps(sesskey, "ProxyUsername", "", cfg->proxy_username,
580          sizeof(cfg->proxy_username));
581     gpps(sesskey, "ProxyPassword", "", cfg->proxy_password,
582          sizeof(cfg->proxy_password));
583     gpps(sesskey, "ProxyTelnetCommand", "connect %host %port\\n",
584          cfg->proxy_telnet_command, sizeof(cfg->proxy_telnet_command));
585     gppmap(sesskey, "Environment", "", cfg->environmt, lenof(cfg->environmt));
586     gpps(sesskey, "UserName", get_username(), cfg->username, sizeof(cfg->username));
587     gpps(sesskey, "LocalUserName", "", cfg->localusername,
588          sizeof(cfg->localusername));
589     gppi(sesskey, "NoPTY", 0, &cfg->nopty);
590     gppi(sesskey, "Compression", 0, &cfg->compression);
591     gppi(sesskey, "TryAgent", 1, &cfg->tryagent);
592     gppi(sesskey, "AgentFwd", 0, &cfg->agentfwd);
593     gppi(sesskey, "ChangeUsername", 0, &cfg->change_username);
594     gppi(sesskey, "GssapiFwd", 0, &cfg->gssapifwd);
595     gprefs(sesskey, "Cipher", "\0",
596            ciphernames, CIPHER_MAX, cfg->ssh_cipherlist);
597     {
598         /* Backward-compatibility: we used to have an option to
599          * disable gex under the "bugs" panel after one report of
600          * a server which offered it then choked, but we never got
601          * a server version string or any other reports. */
602         char *default_kexes;
603         gppi(sesskey, "BugDHGEx2", 0, &i); i = 2-i;
604         if (i == FORCE_ON)
605             default_kexes = "dh-group14-sha1,dh-group1-sha1,rsa,WARN,dh-gex-sha1";
606         else
607             default_kexes = "dh-gex-sha1,dh-group14-sha1,dh-group1-sha1,rsa,WARN";
608         gprefs(sesskey, "KEX", default_kexes,
609                kexnames, KEX_MAX, cfg->ssh_kexlist);
610     }
611     gppi(sesskey, "RekeyTime", 60, &cfg->ssh_rekey_time);
612     gpps(sesskey, "RekeyBytes", "1G", cfg->ssh_rekey_data,
613          sizeof(cfg->ssh_rekey_data));
614     gppi(sesskey, "SshProt", 2, &cfg->sshprot);
615     gpps(sesskey, "LogHost", "", cfg->loghost, sizeof(cfg->loghost));
616     gppi(sesskey, "SSH2DES", 0, &cfg->ssh2_des_cbc);
617     gppi(sesskey, "SshNoAuth", 0, &cfg->ssh_no_userauth);
618     gppi(sesskey, "AuthTIS", 0, &cfg->try_tis_auth);
619     gppi(sesskey, "AuthKI", 1, &cfg->try_ki_auth);
620     gppi(sesskey, "AuthGSSAPI", 1, &cfg->try_gssapi_auth);
621     gppi(sesskey, "SshNoShell", 0, &cfg->ssh_no_shell);
622     gppfile(sesskey, "PublicKeyFile", &cfg->keyfile);
623     gpps(sesskey, "RemoteCommand", "", cfg->remote_cmd,
624          sizeof(cfg->remote_cmd));
625     gppi(sesskey, "RFCEnviron", 0, &cfg->rfc_environ);
626     gppi(sesskey, "PassiveTelnet", 0, &cfg->passive_telnet);
627     gppi(sesskey, "BackspaceIsDelete", 1, &cfg->bksp_is_delete);
628     gppi(sesskey, "RXVTHomeEnd", 0, &cfg->rxvt_homeend);
629     gppi(sesskey, "LinuxFunctionKeys", 0, &cfg->funky_type);
630     gppi(sesskey, "NoApplicationKeys", 0, &cfg->no_applic_k);
631     gppi(sesskey, "NoApplicationCursors", 0, &cfg->no_applic_c);
632     gppi(sesskey, "NoMouseReporting", 0, &cfg->no_mouse_rep);
633     gppi(sesskey, "NoRemoteResize", 0, &cfg->no_remote_resize);
634     gppi(sesskey, "NoAltScreen", 0, &cfg->no_alt_screen);
635     gppi(sesskey, "NoRemoteWinTitle", 0, &cfg->no_remote_wintitle);
636     {
637         /* Backward compatibility */
638         int no_remote_qtitle;
639         gppi(sesskey, "NoRemoteQTitle", 1, &no_remote_qtitle);
640         /* We deliberately interpret the old setting of "no response" as
641          * "empty string". This changes the behaviour, but hopefully for
642          * the better; the user can always recover the old behaviour. */
643         gppi(sesskey, "RemoteQTitleAction",
644              no_remote_qtitle ? TITLE_EMPTY : TITLE_REAL,
645              &cfg->remote_qtitle_action);
646     }
647     gppi(sesskey, "NoDBackspace", 0, &cfg->no_dbackspace);
648     gppi(sesskey, "NoRemoteCharset", 0, &cfg->no_remote_charset);
649     gppi(sesskey, "ApplicationCursorKeys", 0, &cfg->app_cursor);
650     gppi(sesskey, "ApplicationKeypad", 0, &cfg->app_keypad);
651     gppi(sesskey, "NetHackKeypad", 0, &cfg->nethack_keypad);
652     gppi(sesskey, "AltF4", 1, &cfg->alt_f4);
653     gppi(sesskey, "AltSpace", 0, &cfg->alt_space);
654     gppi(sesskey, "AltOnly", 0, &cfg->alt_only);
655     gppi(sesskey, "ComposeKey", 0, &cfg->compose_key);
656     gppi(sesskey, "CtrlAltKeys", 1, &cfg->ctrlaltkeys);
657     gppi(sesskey, "TelnetKey", 0, &cfg->telnet_keyboard);
658     gppi(sesskey, "TelnetRet", 1, &cfg->telnet_newline);
659     gppi(sesskey, "LocalEcho", AUTO, &cfg->localecho);
660     gppi(sesskey, "LocalEdit", AUTO, &cfg->localedit);
661     gpps(sesskey, "Answerback", "PuTTY", cfg->answerback,
662          sizeof(cfg->answerback));
663     gppi(sesskey, "AlwaysOnTop", 0, &cfg->alwaysontop);
664     gppi(sesskey, "FullScreenOnAltEnter", 0, &cfg->fullscreenonaltenter);
665     gppi(sesskey, "HideMousePtr", 0, &cfg->hide_mouseptr);
666     gppi(sesskey, "SunkenEdge", 0, &cfg->sunken_edge);
667     gppi(sesskey, "WindowBorder", 1, &cfg->window_border);
668     gppi(sesskey, "CurType", 0, &cfg->cursor_type);
669     gppi(sesskey, "BlinkCur", 0, &cfg->blink_cur);
670     /* pedantic compiler tells me I can't use &cfg->beep as an int * :-) */
671     gppi(sesskey, "Beep", 1, &cfg->beep);
672     gppi(sesskey, "BeepInd", 0, &cfg->beep_ind);
673     gppfile(sesskey, "BellWaveFile", &cfg->bell_wavefile);
674     gppi(sesskey, "BellOverload", 1, &cfg->bellovl);
675     gppi(sesskey, "BellOverloadN", 5, &cfg->bellovl_n);
676     gppi(sesskey, "BellOverloadT", 2*TICKSPERSEC, &i);
677     cfg->bellovl_t = i
678 #ifdef PUTTY_UNIX_H
679                     / 1000
680 #endif
681         ;
682     gppi(sesskey, "BellOverloadS", 5*TICKSPERSEC, &i);
683     cfg->bellovl_s = i
684 #ifdef PUTTY_UNIX_H
685                     / 1000
686 #endif
687         ;
688     gppi(sesskey, "ScrollbackLines", 200, &cfg->savelines);
689     gppi(sesskey, "DECOriginMode", 0, &cfg->dec_om);
690     gppi(sesskey, "AutoWrapMode", 1, &cfg->wrap_mode);
691     gppi(sesskey, "LFImpliesCR", 0, &cfg->lfhascr);
692     gppi(sesskey, "CRImpliesLF", 0, &cfg->crhaslf);
693     gppi(sesskey, "DisableArabicShaping", 0, &cfg->arabicshaping);
694     gppi(sesskey, "DisableBidi", 0, &cfg->bidi);
695     gppi(sesskey, "WinNameAlways", 1, &cfg->win_name_always);
696     gpps(sesskey, "WinTitle", "", cfg->wintitle, sizeof(cfg->wintitle));
697     gppi(sesskey, "TermWidth", 80, &cfg->width);
698     gppi(sesskey, "TermHeight", 24, &cfg->height);
699     gppfont(sesskey, "Font", &cfg->font);
700     gppi(sesskey, "FontQuality", FQ_DEFAULT, &cfg->font_quality);
701     gppi(sesskey, "FontVTMode", VT_UNICODE, (int *) &cfg->vtmode);
702     gppi(sesskey, "UseSystemColours", 0, &cfg->system_colour);
703     gppi(sesskey, "TryPalette", 0, &cfg->try_palette);
704     gppi(sesskey, "ANSIColour", 1, &cfg->ansi_colour);
705     gppi(sesskey, "Xterm256Colour", 1, &cfg->xterm_256_colour);
706     gppi(sesskey, "BoldAsColour", 1, &cfg->bold_colour);
707
708     for (i = 0; i < 22; i++) {
709         static const char *const defaults[] = {
710             "187,187,187", "255,255,255", "0,0,0", "85,85,85", "0,0,0",
711             "0,255,0", "0,0,0", "85,85,85", "187,0,0", "255,85,85",
712             "0,187,0", "85,255,85", "187,187,0", "255,255,85", "0,0,187",
713             "85,85,255", "187,0,187", "255,85,255", "0,187,187",
714             "85,255,255", "187,187,187", "255,255,255"
715         };
716         char buf[20], buf2[30];
717         int c0, c1, c2;
718         sprintf(buf, "Colour%d", i);
719         gpps(sesskey, buf, defaults[i], buf2, sizeof(buf2));
720         if (sscanf(buf2, "%d,%d,%d", &c0, &c1, &c2) == 3) {
721             cfg->colours[i][0] = c0;
722             cfg->colours[i][1] = c1;
723             cfg->colours[i][2] = c2;
724         }
725     }
726     gppi(sesskey, "RawCNP", 0, &cfg->rawcnp);
727     gppi(sesskey, "PasteRTF", 0, &cfg->rtf_paste);
728     gppi(sesskey, "MouseIsXterm", 0, &cfg->mouse_is_xterm);
729     gppi(sesskey, "RectSelect", 0, &cfg->rect_select);
730     gppi(sesskey, "MouseOverride", 1, &cfg->mouse_override);
731     for (i = 0; i < 256; i += 32) {
732         static const char *const defaults[] = {
733             "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",
734             "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",
735             "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",
736             "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",
737             "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",
738             "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",
739             "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",
740             "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"
741         };
742         char buf[20], buf2[256], *p;
743         int j;
744         sprintf(buf, "Wordness%d", i);
745         gpps(sesskey, buf, defaults[i / 32], buf2, sizeof(buf2));
746         p = buf2;
747         for (j = i; j < i + 32; j++) {
748             char *q = p;
749             while (*p && *p != ',')
750                 p++;
751             if (*p == ',')
752                 *p++ = '\0';
753             cfg->wordness[j] = atoi(q);
754         }
755     }
756     /*
757      * The empty default for LineCodePage will be converted later
758      * into a plausible default for the locale.
759      */
760     gpps(sesskey, "LineCodePage", "", cfg->line_codepage,
761          sizeof(cfg->line_codepage));
762     gppi(sesskey, "CJKAmbigWide", 0, &cfg->cjk_ambig_wide);
763     gppi(sesskey, "UTF8Override", 1, &cfg->utf8_override);
764     gpps(sesskey, "Printer", "", cfg->printer, sizeof(cfg->printer));
765     gppi (sesskey, "CapsLockCyr", 0, &cfg->xlat_capslockcyr);
766     gppi(sesskey, "ScrollBar", 1, &cfg->scrollbar);
767     gppi(sesskey, "ScrollBarFullScreen", 0, &cfg->scrollbar_in_fullscreen);
768     gppi(sesskey, "ScrollOnKey", 0, &cfg->scroll_on_key);
769     gppi(sesskey, "ScrollOnDisp", 1, &cfg->scroll_on_disp);
770     gppi(sesskey, "EraseToScrollback", 1, &cfg->erase_to_scrollback);
771     gppi(sesskey, "LockSize", 0, &cfg->resize_action);
772     gppi(sesskey, "BCE", 1, &cfg->bce);
773     gppi(sesskey, "BlinkText", 0, &cfg->blinktext);
774     gppi(sesskey, "X11Forward", 0, &cfg->x11_forward);
775     gpps(sesskey, "X11Display", "", cfg->x11_display,
776          sizeof(cfg->x11_display));
777     gppi(sesskey, "X11AuthType", X11_MIT, &cfg->x11_auth);
778
779     gppi(sesskey, "LocalPortAcceptAll", 0, &cfg->lport_acceptall);
780     gppi(sesskey, "RemotePortAcceptAll", 0, &cfg->rport_acceptall);
781     gppmap(sesskey, "PortForwardings", "", cfg->portfwd, lenof(cfg->portfwd));
782     gppi(sesskey, "BugIgnore1", 0, &i); cfg->sshbug_ignore1 = 2-i;
783     gppi(sesskey, "BugPlainPW1", 0, &i); cfg->sshbug_plainpw1 = 2-i;
784     gppi(sesskey, "BugRSA1", 0, &i); cfg->sshbug_rsa1 = 2-i;
785     {
786         int i;
787         gppi(sesskey, "BugHMAC2", 0, &i); cfg->sshbug_hmac2 = 2-i;
788         if (cfg->sshbug_hmac2 == AUTO) {
789             gppi(sesskey, "BuggyMAC", 0, &i);
790             if (i == 1)
791                 cfg->sshbug_hmac2 = FORCE_ON;
792         }
793     }
794     gppi(sesskey, "BugDeriveKey2", 0, &i); cfg->sshbug_derivekey2 = 2-i;
795     gppi(sesskey, "BugRSAPad2", 0, &i); cfg->sshbug_rsapad2 = 2-i;
796     gppi(sesskey, "BugPKSessID2", 0, &i); cfg->sshbug_pksessid2 = 2-i;
797     gppi(sesskey, "BugRekey2", 0, &i); cfg->sshbug_rekey2 = 2-i;
798     gppi(sesskey, "BugMaxPkt2", 0, &i); cfg->sshbug_maxpkt2 = 2-i;
799     cfg->ssh_simple = FALSE;
800     gppi(sesskey, "StampUtmp", 1, &cfg->stamp_utmp);
801     gppi(sesskey, "LoginShell", 1, &cfg->login_shell);
802     gppi(sesskey, "ScrollbarOnLeft", 0, &cfg->scrollbar_on_left);
803     gppi(sesskey, "ShadowBold", 0, &cfg->shadowbold);
804     gppfont(sesskey, "BoldFont", &cfg->boldfont);
805     gppfont(sesskey, "WideFont", &cfg->widefont);
806     gppfont(sesskey, "WideBoldFont", &cfg->wideboldfont);
807     gppi(sesskey, "ShadowBoldOffset", 1, &cfg->shadowboldoffset);
808     gpps(sesskey, "SerialLine", "", cfg->serline, sizeof(cfg->serline));
809     gppi(sesskey, "SerialSpeed", 9600, &cfg->serspeed);
810     gppi(sesskey, "SerialDataBits", 8, &cfg->serdatabits);
811     gppi(sesskey, "SerialStopHalfbits", 2, &cfg->serstopbits);
812     gppi(sesskey, "SerialParity", SER_PAR_NONE, &cfg->serparity);
813     gppi(sesskey, "SerialFlowControl", SER_FLOW_XONXOFF, &cfg->serflow);
814 }
815
816 void do_defaults(char *session, Config * cfg)
817 {
818     load_settings(session, cfg);
819 }
820
821 static int sessioncmp(const void *av, const void *bv)
822 {
823     const char *a = *(const char *const *) av;
824     const char *b = *(const char *const *) bv;
825
826     /*
827      * Alphabetical order, except that "Default Settings" is a
828      * special case and comes first.
829      */
830     if (!strcmp(a, "Default Settings"))
831         return -1;                     /* a comes first */
832     if (!strcmp(b, "Default Settings"))
833         return +1;                     /* b comes first */
834     /*
835      * FIXME: perhaps we should ignore the first & in determining
836      * sort order.
837      */
838     return strcmp(a, b);               /* otherwise, compare normally */
839 }
840
841 void get_sesslist(struct sesslist *list, int allocate)
842 {
843     char otherbuf[2048];
844     int buflen, bufsize, i;
845     char *p, *ret;
846     void *handle;
847
848     if (allocate) {
849
850         buflen = bufsize = 0;
851         list->buffer = NULL;
852         if ((handle = enum_settings_start()) != NULL) {
853             do {
854                 ret = enum_settings_next(handle, otherbuf, sizeof(otherbuf));
855                 if (ret) {
856                     int len = strlen(otherbuf) + 1;
857                     if (bufsize < buflen + len) {
858                         bufsize = buflen + len + 2048;
859                         list->buffer = sresize(list->buffer, bufsize, char);
860                     }
861                     strcpy(list->buffer + buflen, otherbuf);
862                     buflen += strlen(list->buffer + buflen) + 1;
863                 }
864             } while (ret);
865             enum_settings_finish(handle);
866         }
867         list->buffer = sresize(list->buffer, buflen + 1, char);
868         list->buffer[buflen] = '\0';
869
870         /*
871          * Now set up the list of sessions. Note that "Default
872          * Settings" must always be claimed to exist, even if it
873          * doesn't really.
874          */
875
876         p = list->buffer;
877         list->nsessions = 1;           /* "Default Settings" counts as one */
878         while (*p) {
879             if (strcmp(p, "Default Settings"))
880                 list->nsessions++;
881             while (*p)
882                 p++;
883             p++;
884         }
885
886         list->sessions = snewn(list->nsessions + 1, char *);
887         list->sessions[0] = "Default Settings";
888         p = list->buffer;
889         i = 1;
890         while (*p) {
891             if (strcmp(p, "Default Settings"))
892                 list->sessions[i++] = p;
893             while (*p)
894                 p++;
895             p++;
896         }
897
898         qsort(list->sessions, i, sizeof(char *), sessioncmp);
899     } else {
900         sfree(list->buffer);
901         sfree(list->sessions);
902         list->buffer = NULL;
903         list->sessions = NULL;
904     }
905 }