+void write_setting_fontspec(void *handle, const char *name, FontSpec font)
+{
+ char *settingname;
+
+ write_setting_s(handle, name, font.name);
+ settingname = dupcat(name, "IsBold", NULL);
+ write_setting_i(handle, settingname, font.isbold);
+ sfree(settingname);
+ settingname = dupcat(name, "CharSet", NULL);
+ write_setting_i(handle, settingname, font.charset);
+ sfree(settingname);
+ settingname = dupcat(name, "Height", NULL);
+ write_setting_i(handle, settingname, font.height);
+ sfree(settingname);
+}
+
+int read_setting_filename(void *handle, const char *name, Filename *result)
+{
+ return !!read_setting_s(handle, name, result->path, sizeof(result->path));
+}
+
+void write_setting_filename(void *handle, const char *name, Filename result)
+{
+ write_setting_s(handle, name, result.path);
+}
+
+void close_settings_r(void *handle)
+{
+ RegCloseKey((HKEY) handle);
+}
+
+void del_settings(const char *sessionname)
+{
+ HKEY subkey1;
+ char *p;
+
+ if (RegOpenKey(HKEY_CURRENT_USER, puttystr, &subkey1) != ERROR_SUCCESS)
+ return;
+
+ p = snewn(3 * strlen(sessionname) + 1, char);
+ mungestr(sessionname, p);
+ RegDeleteKey(subkey1, p);
+ sfree(p);
+
+ RegCloseKey(subkey1);
+}
+
+struct enumsettings {
+ HKEY key;
+ int i;
+};
+
+void *enum_settings_start(void)
+{
+ struct enumsettings *ret;
+ HKEY key;
+
+ if (RegOpenKey(HKEY_CURRENT_USER, puttystr, &key) != ERROR_SUCCESS)
+ return NULL;
+
+ ret = snew(struct enumsettings);
+ if (ret) {
+ ret->key = key;
+ ret->i = 0;
+ }
+
+ return ret;
+}
+
+char *enum_settings_next(void *handle, char *buffer, int buflen)
+{
+ struct enumsettings *e = (struct enumsettings *) handle;
+ char *otherbuf;
+ otherbuf = snewn(3 * buflen, char);
+ if (RegEnumKey(e->key, e->i++, otherbuf, 3 * buflen) == ERROR_SUCCESS) {
+ unmungestr(otherbuf, buffer, buflen);
+ sfree(otherbuf);
+ return buffer;
+ } else {
+ sfree(otherbuf);
+ return NULL;
+ }
+}
+
+void enum_settings_finish(void *handle)
+{
+ struct enumsettings *e = (struct enumsettings *) handle;
+ RegCloseKey(e->key);
+ sfree(e);
+}
+
+static void hostkey_regname(char *buffer, const char *hostname,
+ int port, const char *keytype)
+{
+ int len;