settings.c

大名鼎鼎的远程登录软件putty的Symbian版源码

    cfg->ssh_subsys = 0;	       /* FIXME: load this properly */
    cfg->remote_cmd_ptr = cfg->remote_cmd;
    cfg->remote_cmd_ptr2 = NULL;

    if (do_host) {
	gpps(sesskey, "HostName", "", cfg->host, sizeof(cfg->host));
    } else {
	cfg->host[0] = '\0';	       /* blank hostname */
    }
    gppfile(sesskey, "LogFileName", &cfg->logfilename);
    gppi(sesskey, "LogType", 0, &cfg->logtype);
    gppi(sesskey, "LogFileClash", LGXF_ASK, &cfg->logxfovr);
    gppi(sesskey, "SSHLogOmitPasswords", 1, &cfg->logomitpass);
    gppi(sesskey, "SSHLogOmitData", 0, &cfg->logomitdata);

    gpps(sesskey, "Protocol", "default", prot, 10);
    cfg->protocol = statics()->default_protocol;
    cfg->port = statics()->default_port;
    for (i = 0; backends[i].name != NULL; i++)
	if (!strcmp(prot, backends[i].name)) {
	    cfg->protocol = backends[i].protocol;
	    gppi(sesskey, "PortNumber", statics()->default_port, &cfg->port);
	    break;
	}

    /* The CloseOnExit numbers are arranged in a different order from
     * the standard FORCE_ON / FORCE_OFF / AUTO. */
    gppi(sesskey, "CloseOnExit", 1, &i); cfg->close_on_exit = (i+1)%3;
    gppi(sesskey, "WarnOnClose", 1, &cfg->warn_on_close);
    {
	/* This is two values for backward compatibility with 0.50/0.51 */
	int pingmin, pingsec;
	gppi(sesskey, "PingInterval", 0, &pingmin);
	gppi(sesskey, "PingIntervalSecs", 0, &pingsec);
	cfg->ping_interval = pingmin * 60 + pingsec;
    }
    gppi(sesskey, "TCPNoDelay", 1, &cfg->tcp_nodelay);
    gppi(sesskey, "TCPKeepalives", 0, &cfg->tcp_keepalives);
    gpps(sesskey, "TerminalType", "xterm", cfg->termtype,
	 sizeof(cfg->termtype));
    gpps(sesskey, "TerminalSpeed", "38400,38400", cfg->termspeed,
	 sizeof(cfg->termspeed));

    /* proxy settings */
    gpps(sesskey, "ProxyExcludeList", "", cfg->proxy_exclude_list,
	 sizeof(cfg->proxy_exclude_list));
    gppi(sesskey, "ProxyDNS", 1, &i); cfg->proxy_dns = (i+1)%3;
    gppi(sesskey, "ProxyLocalhost", 0, &cfg->even_proxy_localhost);
    gppi(sesskey, "ProxyMethod", -1, &cfg->proxy_type);
    if (cfg->proxy_type == -1) {
        int i;
        gppi(sesskey, "ProxyType", 0, &i);
        if (i == 0)
            cfg->proxy_type = PROXY_NONE;
        else if (i == 1)
            cfg->proxy_type = PROXY_HTTP;
        else if (i == 3)
            cfg->proxy_type = PROXY_TELNET;
        else if (i == 4)
            cfg->proxy_type = PROXY_CMD;
        else {
            gppi(sesskey, "ProxySOCKSVersion", 5, &i);
            if (i == 5)
                cfg->proxy_type = PROXY_SOCKS5;
            else
                cfg->proxy_type = PROXY_SOCKS4;
        }
    }
    gpps(sesskey, "ProxyHost", "proxy", cfg->proxy_host,
	 sizeof(cfg->proxy_host));
    gppi(sesskey, "ProxyPort", 80, &cfg->proxy_port);
    gpps(sesskey, "ProxyUsername", "", cfg->proxy_username,
	 sizeof(cfg->proxy_username));
    gpps(sesskey, "ProxyPassword", "", cfg->proxy_password,
	 sizeof(cfg->proxy_password));
    gpps(sesskey, "ProxyTelnetCommand", "connect %host %port\\n",
	 cfg->proxy_telnet_command, sizeof(cfg->proxy_telnet_command));

    {
        int bufsize = 2 * sizeof(cfg->environmt);
        char *buf = snewn(bufsize, char);
	char *p, *q;
	gpps(sesskey, "Environment", "", buf, bufsize);
	p = buf;
	q = cfg->environmt;
	while (*p) {
	    while (*p && *p != ',') {
		int c = *p++;
		if (c == '=')
		    c = '\t';
		if (c == '\\')
		    c = *p++;
		*q++ = c;
	    }
	    if (*p == ',')
		p++;
	    *q++ = '\0';
	}
	*q = '\0';
        sfree(buf);
    }
    gpps(sesskey, "UserName", "", cfg->username, sizeof(cfg->username));
    gpps(sesskey, "LocalUserName", "", cfg->localusername,
	 sizeof(cfg->localusername));
    gppi(sesskey, "NoPTY", 0, &cfg->nopty);
    gppi(sesskey, "Compression", 0, &cfg->compression);
    gppi(sesskey, "AgentFwd", 0, &cfg->agentfwd);
    gppi(sesskey, "ChangeUsername", 0, &cfg->change_username);
    gprefs(sesskey, "Cipher", "\0",
	   ciphernames, CIPHER_MAX, cfg->ssh_cipherlist);
    gppi(sesskey, "SshProt", 2, &cfg->sshprot);
    gppi(sesskey, "SSH2DES", 0, &cfg->ssh2_des_cbc);
    gppi(sesskey, "AuthTIS", 0, &cfg->try_tis_auth);
    gppi(sesskey, "AuthKI", 1, &cfg->try_ki_auth);
    gppi(sesskey, "SshNoShell", 0, &cfg->ssh_no_shell);
    gppfile(sesskey, "PublicKeyFile", &cfg->keyfile);
    gpps(sesskey, "RemoteCommand", "", cfg->remote_cmd,
	 sizeof(cfg->remote_cmd));
    gppi(sesskey, "RFCEnviron", 0, &cfg->rfc_environ);
    gppi(sesskey, "PassiveTelnet", 0, &cfg->passive_telnet);
    gppi(sesskey, "BackspaceIsDelete", 1, &cfg->bksp_is_delete);
    gppi(sesskey, "RXVTHomeEnd", 0, &cfg->rxvt_homeend);
    gppi(sesskey, "LinuxFunctionKeys", 0, &cfg->funky_type);
    gppi(sesskey, "NoApplicationKeys", 0, &cfg->no_applic_k);
    gppi(sesskey, "NoApplicationCursors", 0, &cfg->no_applic_c);
    gppi(sesskey, "NoMouseReporting", 0, &cfg->no_mouse_rep);
    gppi(sesskey, "NoRemoteResize", 0, &cfg->no_remote_resize);
    gppi(sesskey, "NoAltScreen", 0, &cfg->no_alt_screen);
    gppi(sesskey, "NoRemoteWinTitle", 0, &cfg->no_remote_wintitle);
    gppi(sesskey, "NoRemoteQTitle", 1, &cfg->no_remote_qtitle);
    gppi(sesskey, "NoDBackspace", 0, &cfg->no_dbackspace);
    gppi(sesskey, "NoRemoteCharset", 0, &cfg->no_remote_charset);
    gppi(sesskey, "ApplicationCursorKeys", 0, &cfg->app_cursor);
    gppi(sesskey, "ApplicationKeypad", 0, &cfg->app_keypad);
    gppi(sesskey, "NetHackKeypad", 0, &cfg->nethack_keypad);
    gppi(sesskey, "AltF4", 1, &cfg->alt_f4);
    gppi(sesskey, "AltSpace", 0, &cfg->alt_space);
    gppi(sesskey, "AltOnly", 0, &cfg->alt_only);
    gppi(sesskey, "ComposeKey", 0, &cfg->compose_key);
    gppi(sesskey, "CtrlAltKeys", 1, &cfg->ctrlaltkeys);
    gppi(sesskey, "TelnetKey", 0, &cfg->telnet_keyboard);
    gppi(sesskey, "TelnetRet", 1, &cfg->telnet_newline);
    gppi(sesskey, "LocalEcho", AUTO, &cfg->localecho);
    gppi(sesskey, "LocalEdit", AUTO, &cfg->localedit);
    gpps(sesskey, "Answerback", "PuTTY", cfg->answerback,
	 sizeof(cfg->answerback));
    gppi(sesskey, "AlwaysOnTop", 0, &cfg->alwaysontop);
    gppi(sesskey, "FullScreenOnAltEnter", 0, &cfg->fullscreenonaltenter);
    gppi(sesskey, "HideMousePtr", 0, &cfg->hide_mouseptr);
    gppi(sesskey, "SunkenEdge", 0, &cfg->sunken_edge);
    gppi(sesskey, "WindowBorder", 1, &cfg->window_border);
    gppi(sesskey, "CurType", 0, &cfg->cursor_type);
    gppi(sesskey, "BlinkCur", 0, &cfg->blink_cur);
    /* pedantic compiler tells me I can't use &cfg->beep as an int * :-) */
    gppi(sesskey, "Beep", 1, &cfg->beep);
    gppi(sesskey, "BeepInd", 0, &cfg->beep_ind);
    gppfile(sesskey, "BellWaveFile", &cfg->bell_wavefile);
    gppi(sesskey, "BellOverload", 1, &cfg->bellovl);
    gppi(sesskey, "BellOverloadN", 5, &cfg->bellovl_n);
    gppi(sesskey, "BellOverloadT", 2*TICKSPERSEC, &cfg->bellovl_t);
    gppi(sesskey, "BellOverloadS", 5*TICKSPERSEC, &cfg->bellovl_s);
    gppi(sesskey, "ScrollbackLines", 200, &cfg->savelines);
    gppi(sesskey, "DECOriginMode", 0, &cfg->dec_om);
    gppi(sesskey, "AutoWrapMode", 1, &cfg->wrap_mode);
    gppi(sesskey, "LFImpliesCR", 0, &cfg->lfhascr);
    gppi(sesskey, "DisableArabicShaping", 0, &cfg->arabicshaping);
    gppi(sesskey, "DisableBidi", 0, &cfg->bidi);
    gppi(sesskey, "WinNameAlways", 1, &cfg->win_name_always);
    gpps(sesskey, "WinTitle", "", cfg->wintitle, sizeof(cfg->wintitle));
    gppi(sesskey, "TermWidth", 80, &cfg->width);
    gppi(sesskey, "TermHeight", 24, &cfg->height);
    gppfont(sesskey, "Font", &cfg->font);
    gppi(sesskey, "FontVTMode", VT_UNICODE, (int *) &cfg->vtmode);
    gppi(sesskey, "UseSystemColours", 0, &cfg->system_colour);
    gppi(sesskey, "TryPalette", 0, &cfg->try_palette);
    gppi(sesskey, "BoldAsColour", 1, &cfg->bold_colour);

    for (i = 0; i < 22; i++) {
	static const char *const defaults[] = {
	    "187,187,187", "255,255,255", "0,0,0", "85,85,85", "0,0,0",
	    "0,255,0", "0,0,0", "85,85,85", "187,0,0", "255,85,85",
	    "0,187,0", "85,255,85", "187,187,0", "255,255,85", "0,0,187",
	    "85,85,255", "187,0,187", "255,85,255", "0,187,187",
	    "85,255,255", "187,187,187", "255,255,255"
	};
	char buf[20], buf2[30];
	int c0, c1, c2;
	sprintf(buf, "Colour%d", i);
	gpps(sesskey, buf, defaults[i], buf2, sizeof(buf2));
	if (sscanf(buf2, "%d,%d,%d", &c0, &c1, &c2) == 3) {
	    cfg->colours[i][0] = c0;
	    cfg->colours[i][1] = c1;
	    cfg->colours[i][2] = c2;
	}
    }
    gppi(sesskey, "RawCNP", 0, &cfg->rawcnp);
    gppi(sesskey, "PasteRTF", 0, &cfg->rtf_paste);
    gppi(sesskey, "MouseIsXterm", 0, &cfg->mouse_is_xterm);
    gppi(sesskey, "RectSelect", 0, &cfg->rect_select);
    gppi(sesskey, "MouseOverride", 1, &cfg->mouse_override);
    for (i = 0; i < 256; i += 32) {
	static const char *const defaults[] = {
	    "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",
	    "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",
	    "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",
	    "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",
	    "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",
	    "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",
	    "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",
	    "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"
	};
	char buf[20], buf2[256], *p;
	int j;
	sprintf(buf, "Wordness%d", i);
	gpps(sesskey, buf, defaults[i / 32], buf2, sizeof(buf2));
	p = buf2;
	for (j = i; j < i + 32; j++) {
	    char *q = p;
	    while (*p && *p != ',')
		p++;
	    if (*p == ',')
		*p++ = '\0';
	    cfg->wordness[j] = atoi(q);
	}
    }
    /*
     * The empty default for LineCodePage will be converted later
     * into a plausible default for the locale.
     */
    gpps(sesskey, "LineCodePage", "", cfg->line_codepage,
	 sizeof(cfg->line_codepage));
    gppi(sesskey, "UTF8Override", 1, &cfg->utf8_override);
    gpps(sesskey, "Printer", "", cfg->printer, sizeof(cfg->printer));
    gppi (sesskey, "CapsLockCyr", 0, &cfg->xlat_capslockcyr);
    gppi(sesskey, "ScrollBar", 1, &cfg->scrollbar);
    gppi(sesskey, "ScrollBarFullScreen", 0, &cfg->scrollbar_in_fullscreen);
    gppi(sesskey, "ScrollOnKey", 0, &cfg->scroll_on_key);
    gppi(sesskey, "ScrollOnDisp", 1, &cfg->scroll_on_disp);
    gppi(sesskey, "EraseToScrollback", 1, &cfg->erase_to_scrollback);
    gppi(sesskey, "LockSize", 0, &cfg->resize_action);
    gppi(sesskey, "BCE", 1, &cfg->bce);
    gppi(sesskey, "BlinkText", 0, &cfg->blinktext);
    gppi(sesskey, "X11Forward", 0, &cfg->x11_forward);
    gpps(sesskey, "X11Display", "", cfg->x11_display,
	 sizeof(cfg->x11_display));
    gppi(sesskey, "X11AuthType", X11_MIT, &cfg->x11_auth);

    gppi(sesskey, "LocalPortAcceptAll", 0, &cfg->lport_acceptall);
    gppi(sesskey, "RemotePortAcceptAll", 0, &cfg->rport_acceptall);
    {
        int bufsize = 2 * sizeof(cfg->portfwd);
        char *buf = snewn(bufsize, char);
	char *p, *q;
	gpps(sesskey, "PortForwardings", "", buf, bufsize);
	p = buf;
	q = cfg->portfwd;
	while (*p) {
	    while (*p && *p != ',') {
		int c = *p++;
		if (c == '=')
		    c = '\t';
		if (c == '\\')
		    c = *p++;
		*q++ = c;
	    }
	    if (*p == ',')
		p++;
	    *q++ = '\0';
	}
	*q = '\0';
        sfree(buf);
    }
    gppi(sesskey, "BugIgnore1", 0, &i); cfg->sshbug_ignore1 = 2-i;
    gppi(sesskey, "BugPlainPW1", 0, &i); cfg->sshbug_plainpw1 = 2-i;
    gppi(sesskey, "BugRSA1", 0, &i); cfg->sshbug_rsa1 = 2-i;
    {
	int i;
	gppi(sesskey, "BugHMAC2", 0, &i); cfg->sshbug_hmac2 = 2-i;
	if (cfg->sshbug_hmac2 == AUTO) {
	    gppi(sesskey, "BuggyMAC", 0, &i);
	    if (i == 1)
		cfg->sshbug_hmac2 = FORCE_ON;
	}
    }
    gppi(sesskey, "BugDeriveKey2", 0, &i); cfg->sshbug_derivekey2 = 2-i;
    gppi(sesskey, "BugRSAPad2", 0, &i); cfg->sshbug_rsapad2 = 2-i;
    gppi(sesskey, "BugDHGEx2", 0, &i); cfg->sshbug_dhgex2 = 2-i;
    gppi(sesskey, "BugPKSessID2", 0, &i); cfg->sshbug_pksessid2 = 2-i;
    gppi(sesskey, "StampUtmp", 1, &cfg->stamp_utmp);
    gppi(sesskey, "LoginShell", 1, &cfg->login_shell);
    gppi(sesskey, "ScrollbarOnLeft", 0, &cfg->scrollbar_on_left);
    gppi(sesskey, "ShadowBold", 0, &cfg->shadowbold);
    gppfont(sesskey, "BoldFont", &cfg->boldfont);
    gppfont(sesskey, "WideFont", &cfg->widefont);
    gppfont(sesskey, "WideBoldFont", &cfg->wideboldfont);
    gppi(sesskey, "ShadowBoldOffset", 1, &cfg->shadowboldoffset);
}

void do_defaults(char *session, Config * cfg)
{
    load_settings(session, (session != NULL && *session), cfg);
}

static int sessioncmp(const void *av, const void *bv)
{
    const char *a = *(const char *const *) av;
    const char *b = *(const char *const *) bv;

    /*
     * Alphabetical order, except that "Default Settings" is a
     * special case and comes first.
     */
    if (!strcmp(a, "Default Settings"))
	return -1;		       /* a comes first */
    if (!strcmp(b, "Default Settings"))
	return +1;		       /* b comes first */
    /*
     * FIXME: perhaps we should ignore the first & in determining
     * sort order.
     */
    return strcmp(a, b);	       /* otherwise, compare normally */
}

void get_sesslist(struct sesslist *list, int allocate)
{
    char otherbuf[2048];
    int buflen, bufsize, i;
    char *p, *ret;
    void *handle;

    if (allocate) {

	buflen = bufsize = 0;
	list->buffer = NULL;
	if ((handle = enum_settings_start()) != NULL) {
	    do {
		ret = enum_settings_next(handle, otherbuf, sizeof(otherbuf));
		if (ret) {
		    int len = strlen(otherbuf) + 1;
		    if (bufsize < buflen + len) {
			bufsize = buflen + len + 2048;
			list->buffer = sresize(list->buffer, bufsize, char);
		    }
		    strcpy(list->buffer + buflen, otherbuf);
		    buflen += strlen(list->buffer + buflen) + 1;
		}
	    } while (ret);
	    enum_settings_finish(handle);
	}
	list->buffer = sresize(list->buffer, buflen + 1, char);
	list->buffer[buflen] = '\0';

	/*
	 * Now set up the list of sessions. Note that "Default
	 * Settings" must always be claimed to exist, even if it
	 * doesn't really.
	 */

	p = list->buffer;
	list->nsessions = 1;	       /* "Default Settings" counts as one */
	while (*p) {
	    if (strcmp(p, "Default Settings"))
		list->nsessions++;
	    while (*p)
		p++;
	    p++;
	}

	list->sessions = snewn(list->nsessions + 1, char *);
	list->sessions[0] = "Default Settings";
	p = list->buffer;
	i = 1;
	while (*p) {
	    if (strcmp(p, "Default Settings"))
		list->sessions[i++] = p;
	    while (*p)
		p++;
	    p++;
	}

	qsort(list->sessions, i, sizeof(char *), sessioncmp);
    } else {
	sfree(list->buffer);
	sfree(list->sessions);
    }
}