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-rw-r--r--src/backend/plugins/config-windows/config-windows.c252
-rw-r--r--src/backend/plugins/config-windows/config-windows.h34
-rw-r--r--src/backend/plugins/config-windows/meson.build9
3 files changed, 295 insertions, 0 deletions
diff --git a/src/backend/plugins/config-windows/config-windows.c b/src/backend/plugins/config-windows/config-windows.c
new file mode 100644
index 0000000..cc9c92d
--- /dev/null
+++ b/src/backend/plugins/config-windows/config-windows.c
@@ -0,0 +1,252 @@
+/* config-windows.c
+ *
+ * Copyright 2022-2023 The Libproxy Team
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
+
+#include <windows.h>
+#include <winreg.h>
+
+#include <gio/gio.h>
+
+#include "config-windows.h"
+
+#include "px-plugin-config.h"
+#include "px-manager.h"
+
+#define W32REG_OFFSET_PAC (1 << 2)
+#define W32REG_OFFSET_WPAD (1 << 3)
+#define W32REG_BASEKEY "Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings"
+#define W32REG_BUFFLEN 1024
+
+struct _PxConfigWindows {
+ GObject parent_instance;
+};
+
+static void px_config_iface_init (PxConfigInterface *iface);
+
+G_DEFINE_FINAL_TYPE_WITH_CODE (PxConfigWindows,
+ px_config_windows,
+ G_TYPE_OBJECT,
+ G_IMPLEMENT_INTERFACE (PX_TYPE_CONFIG, px_config_iface_init))
+
+enum {
+ PROP_0,
+ PROP_CONFIG_OPTION
+};
+
+static void
+px_config_windows_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ switch (prop_id) {
+ case PROP_CONFIG_OPTION:
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+px_config_windows_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ switch (prop_id) {
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+px_config_windows_init (PxConfigWindows *self)
+{
+}
+
+static void
+px_config_windows_class_init (PxConfigWindowsClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ object_class->set_property = px_config_windows_set_property;
+ object_class->get_property = px_config_windows_get_property;
+
+ g_object_class_override_property (object_class, PROP_CONFIG_OPTION, "config-option");
+}
+
+static gboolean
+px_config_windows_is_available (PxConfig *self)
+{
+ return TRUE;
+}
+
+static gboolean
+get_registry (const char *key,
+ const char *name,
+ char **sval,
+ guint32 *slen,
+ guint32 *ival)
+{
+ HKEY hkey;
+ LONG result;
+ DWORD type;
+ DWORD buflen = W32REG_BUFFLEN;
+ BYTE buffer[W32REG_BUFFLEN];
+
+ if (sval && ival)
+ return FALSE;
+
+ if (RegOpenKeyExA (HKEY_CURRENT_USER, key, 0, KEY_READ, &hkey) != ERROR_SUCCESS)
+ return FALSE;
+
+ result = RegQueryValueExA (hkey, name, NULL, &type, buffer, &buflen);
+ RegCloseKey (hkey);
+
+ if (result != ERROR_SUCCESS)
+ return FALSE;
+
+ switch (type) {
+ case REG_BINARY:
+ case REG_EXPAND_SZ:
+ case REG_SZ:
+ if (!sval)
+ return FALSE;
+ if (slen)
+ *slen = buflen;
+
+ *sval = g_malloc0 (buflen);
+ return memcpy (*sval, buffer, buflen) != NULL;
+ case REG_DWORD:
+ if (ival)
+ return memcpy (ival, buffer, buflen < sizeof (guint32) ? buflen : sizeof (guint32)) != NULL;
+ default:
+ break;
+ }
+
+ return FALSE;
+}
+
+static GHashTable *
+parse_manual (char *manual)
+{
+ g_auto (GStrv) split = NULL;
+ GHashTable *ret = g_hash_table_new (g_str_hash, g_str_equal);
+
+ /* We have to check for two formats:
+ * - 1.2.3.4:8080
+ * - ftp=1.2.4.5:8080;https=1.2.3.4:8080
+ */
+
+ split = g_strsplit (manual, ";", -1);
+ for (int idx = 0; idx < g_strv_length (split); idx++) {
+ if (!strchr (split[idx], '=')) {
+ g_hash_table_insert (ret, (char *)"http", g_strdup_printf ("http://%s", split[idx]));
+ } else {
+ g_auto (GStrv) split_kv = g_strsplit (split[idx], "=", -1);
+
+ if (g_strv_length (split_kv) == 2) {
+ g_hash_table_insert (ret, g_strdup (split_kv[0]), g_strdup_printf ("%s://%s", split_kv[0], split_kv[1]));
+ }
+ }
+ }
+
+ return ret;
+}
+
+static gboolean
+is_enabled (char type)
+{
+ g_autofree char *data = NULL;
+ guint32 dlen = 0;
+ gboolean result = FALSE;
+
+ if (!get_registry (W32REG_BASEKEY "\\Connections", "DefaultConnectionSettings", &data, &dlen, NULL))
+ return FALSE;
+
+ if (dlen >= 9)
+ result = (data[8] & type) == type;
+
+ return result;
+}
+
+static void
+px_config_windows_get_config (PxConfig *self,
+ GUri *uri,
+ GStrvBuilder *builder)
+{
+ char *tmp = NULL;
+ guint32 enabled = 0;
+
+ if (get_registry (W32REG_BASEKEY, "ProxyOverride", &tmp, NULL, NULL)) {
+ g_auto (GStrv) no_proxy = g_strsplit (tmp, ",", -1);
+
+ if (px_manager_is_ignore (uri, no_proxy))
+ return;
+ }
+
+ /* WPAD */
+ if (is_enabled (W32REG_OFFSET_WPAD)) {
+ px_strv_builder_add_proxy (builder, "wpad://");
+ return;
+ }
+
+ /* PAC */
+ if (is_enabled (W32REG_OFFSET_PAC) && get_registry (W32REG_BASEKEY, "AutoConfigURL", &tmp, NULL, NULL)) {
+ g_autofree char *pac_uri = g_strconcat ("pac+", tmp, NULL);
+ GUri *ac_uri = g_uri_parse (tmp, G_URI_FLAGS_PARSE_RELAXED, NULL);
+
+ if (ac_uri) {
+ px_strv_builder_add_proxy (builder, pac_uri);
+ return;
+ }
+ }
+
+ /* Manual proxy */
+ if (get_registry (W32REG_BASEKEY, "ProxyEnable", NULL, NULL, &enabled) && enabled && get_registry (W32REG_BASEKEY, "ProxyServer", &tmp, NULL, NULL)) {
+ g_autoptr (GHashTable) table = parse_manual (tmp);
+ const char *scheme = g_uri_get_scheme (uri);
+
+ if (table) {
+ char *ret = g_hash_table_lookup (table, scheme);
+ if (ret) {
+ px_strv_builder_add_proxy (builder, ret);
+ return;
+ }
+
+ ret = g_hash_table_lookup (table, "socks");
+ if (ret) {
+ px_strv_builder_add_proxy (builder, ret);
+ return;
+ }
+ }
+ }
+}
+
+static void
+px_config_iface_init (PxConfigInterface *iface)
+{
+ iface->name = "config-windows";
+ iface->priority = PX_CONFIG_PRIORITY_DEFAULT;
+ iface->is_available = px_config_windows_is_available;
+ iface->get_config = px_config_windows_get_config;
+}
diff --git a/src/backend/plugins/config-windows/config-windows.h b/src/backend/plugins/config-windows/config-windows.h
new file mode 100644
index 0000000..7c2afcf
--- /dev/null
+++ b/src/backend/plugins/config-windows/config-windows.h
@@ -0,0 +1,34 @@
+/* config-windows.h
+ *
+ * Copyright 2023 The Libproxy Team
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
+
+#pragma once
+
+#include <glib.h>
+
+G_BEGIN_DECLS
+
+#define PX_CONFIG_TYPE_WINDOWS (px_config_windows_get_type ())
+
+G_DECLARE_FINAL_TYPE (PxConfigWindows, px_config_windows, PX, CONFIG_WINDOWS, GObject)
+
+G_END_DECLS
+
+
diff --git a/src/backend/plugins/config-windows/meson.build b/src/backend/plugins/config-windows/meson.build
new file mode 100644
index 0000000..302a33e
--- /dev/null
+++ b/src/backend/plugins/config-windows/meson.build
@@ -0,0 +1,9 @@
+plugin_name = 'config-windows'
+
+if get_option(plugin_name) and with_platform_windows
+
+px_backend_sources += [
+ 'plugins/@0@/@0@.c'.format(plugin_name),
+]
+
+endif \ No newline at end of file
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