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authorMichael Biebl <biebl@debian.org>2014-07-06 03:04:17 +0200
committerMichael Biebl <biebl@debian.org>2014-07-06 03:04:17 +0200
commit3ce667b6ee6b86291bbe60ef93cba7f11a5c5400 (patch)
treeaf3daa7221e898b72f3de26eb2cf0c1b1c8661b0 /libnm-util/nm-value-transforms.c
parentf02d31d95af29678092d1ff01f714621bc9dcc0f (diff)
parent33491bc4279481db8ae47213e34a6d695a0e8830 (diff)
Merge tag 'upstream/0.9.10.0'
Upstream version 0.9.10.0
Diffstat (limited to 'libnm-util/nm-value-transforms.c')
-rw-r--r--libnm-util/nm-value-transforms.c594
1 files changed, 594 insertions, 0 deletions
diff --git a/libnm-util/nm-value-transforms.c b/libnm-util/nm-value-transforms.c
new file mode 100644
index 00000000..f92596dc
--- /dev/null
+++ b/libnm-util/nm-value-transforms.c
@@ -0,0 +1,594 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
+
+/* NetworkManager -- Network link manager
+ *
+ * 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 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.
+ *
+ * Copyright 2005 - 2014 Red Hat, Inc.
+ */
+
+#include "config.h"
+
+#include <string.h>
+
+#include "nm-utils.h"
+#include "nm-utils-private.h"
+#include "nm-dbus-glib-types.h"
+#include "nm-glib-compat.h"
+
+static void
+_nm_utils_convert_op_to_string (const GValue *src_value, GValue *dest_value)
+{
+	g_return_if_fail (g_type_is_a (G_VALUE_TYPE (src_value), DBUS_TYPE_G_OBJECT_PATH));
+
+	g_value_set_string (dest_value, (const char *) g_value_get_boxed (src_value));
+}
+
+static void
+_nm_utils_convert_strv_to_slist (const GValue *src_value, GValue *dest_value)
+{
+	char **str;
+	GSList *list = NULL;
+	guint i = 0;
+
+	g_return_if_fail (g_type_is_a (G_VALUE_TYPE (src_value), G_TYPE_STRV));
+
+	str = (char **) g_value_get_boxed (src_value);
+
+	while (str && str[i])
+		list = g_slist_prepend (list, g_strdup (str[i++]));
+
+	g_value_take_boxed (dest_value, g_slist_reverse (list));
+}
+
+static void
+_nm_utils_convert_slist_to_strv (const GValue *src_value, GValue *dest_value)
+{
+	GSList *slist;
+	char **strv;
+	int len, i = 0;
+
+	slist = g_value_get_boxed (src_value);
+	len = g_slist_length (slist);
+
+	strv = g_new (char *, len + 1);
+	for (i = 0; slist; slist = slist->next, i++)
+		strv[i] = g_strdup (slist->data);
+	strv[i] = NULL;
+
+	g_value_take_boxed (dest_value, strv);
+}
+
+static void
+_nm_utils_convert_strv_to_ptrarray (const GValue *src_value, GValue *dest_value)
+{
+	char **str;
+	GPtrArray *array = NULL;
+	guint i = 0;
+
+	g_return_if_fail (g_type_is_a (G_VALUE_TYPE (src_value), G_TYPE_STRV));
+
+	str = (char **) g_value_get_boxed (src_value);
+
+	array = g_ptr_array_sized_new (3);
+	while (str && str[i])
+		g_ptr_array_add (array, g_strdup (str[i++]));
+
+	g_value_take_boxed (dest_value, array);
+}
+
+static void
+_nm_utils_convert_string_list_to_string (const GValue *src_value, GValue *dest_value)
+{
+	GSList *strings;
+	GString *printable;
+	GSList *iter;
+
+	g_return_if_fail (g_type_is_a (G_VALUE_TYPE (src_value), DBUS_TYPE_G_LIST_OF_STRING));
+
+	strings = (GSList *) g_value_get_boxed (src_value);
+
+	printable = g_string_new (NULL);
+	for (iter = strings; iter; iter = iter->next) {
+		if (iter != strings)
+			g_string_append_c (printable, ',');
+		g_string_append (printable, iter->data ? iter->data : "(null)");
+	}
+
+	g_value_take_string (dest_value, g_string_free (printable, FALSE));
+}
+
+static void
+_string_array_to_string (const GPtrArray *strings, GValue *dest_value)
+{
+	GString *printable;
+	int i;
+
+	printable = g_string_new (NULL);
+	for (i = 0; strings && i < strings->len; i++) {
+		if (i > 0)
+			g_string_append_c (printable, ',');
+		g_string_append (printable, strings->pdata[i]);
+	}
+
+	g_value_take_string (dest_value, g_string_free (printable, FALSE));
+}
+
+static void
+_nm_utils_convert_string_array_to_string (const GValue *src_value, GValue *dest_value)
+{
+	const GPtrArray *strings;
+
+	g_return_if_fail (g_type_is_a (G_VALUE_TYPE (src_value), DBUS_TYPE_G_ARRAY_OF_STRING));
+
+	strings = (const GPtrArray *) g_value_get_boxed (src_value);
+	_string_array_to_string (strings, dest_value);
+}
+
+static void
+_nm_utils_convert_op_array_to_string (const GValue *src_value, GValue *dest_value)
+{
+	const GPtrArray *strings;
+
+	g_return_if_fail (g_type_is_a (G_VALUE_TYPE (src_value), DBUS_TYPE_G_ARRAY_OF_OBJECT_PATH));
+
+	strings = (const GPtrArray *) g_value_get_boxed (src_value);
+	_string_array_to_string (strings, dest_value);
+}
+
+static void
+_nm_utils_convert_uint_array_to_string (const GValue *src_value, GValue *dest_value)
+{
+	GArray *array;
+	GString *printable;
+	guint i = 0;
+
+	g_return_if_fail (g_type_is_a (G_VALUE_TYPE (src_value), DBUS_TYPE_G_UINT_ARRAY));
+
+	array = (GArray *) g_value_get_boxed (src_value);
+
+	printable = g_string_new (NULL);
+	while (array && (i < array->len)) {
+		guint32 addr;
+
+		if (i > 0)
+			g_string_append (printable, ", ");
+
+		addr = g_array_index (array, guint32, i++);
+		g_string_append (printable, nm_utils_inet4_ntop (addr, NULL));
+	}
+
+	g_value_take_string (dest_value, g_string_free (printable, FALSE));
+}
+
+static void
+_nm_utils_convert_ip4_addr_route_struct_array_to_string (const GValue *src_value, GValue *dest_value)
+{
+	GPtrArray *ptr_array;
+	GString *printable;
+	guint i = 0;
+	char buf[INET_ADDRSTRLEN];
+
+	g_return_if_fail (g_type_is_a (G_VALUE_TYPE (src_value), DBUS_TYPE_G_ARRAY_OF_ARRAY_OF_UINT));
+
+	ptr_array = (GPtrArray *) g_value_get_boxed (src_value);
+
+	printable = g_string_new (NULL);
+	while (ptr_array && (i < ptr_array->len)) {
+		GArray *array;
+		gboolean is_addr; /* array contains address x route */
+
+		if (i > 0)
+			g_string_append (printable, "; ");
+
+		g_string_append (printable, "{ ");
+		array = (GArray *) g_ptr_array_index (ptr_array, i++);
+		if (array->len < 2) {
+			g_string_append (printable, "invalid");
+			continue;
+		}
+		is_addr = (array->len < 4);
+
+		nm_utils_inet4_ntop (g_array_index (array, guint32, 0), buf);
+		if (is_addr)
+			g_string_append_printf (printable, "ip = %s", buf);
+		else
+			g_string_append_printf (printable, "dst = %s", buf);
+
+		g_string_append_printf (printable, "/%u",
+		                        g_array_index (array, guint32, 1));
+
+		if (array->len > 2) {
+			nm_utils_inet4_ntop (g_array_index (array, guint32, 2), buf);
+			if (is_addr)
+				g_string_append_printf (printable, ", gw = %s", buf);
+			else
+				g_string_append_printf (printable, ", nh = %s", buf);
+		}
+
+		if (array->len > 3) {
+			g_string_append_printf (printable, ", mt = %u",
+			                        g_array_index (array, guint32, 3));
+		}
+
+		g_string_append (printable, " }");
+	}
+
+	g_value_take_string (dest_value, g_string_free (printable, FALSE));
+}
+
+static void
+convert_one_gvalue_hash_entry (gpointer key, gpointer value, gpointer user_data)
+{
+	GString *printable = (GString *) user_data;
+	char *value_as_string;
+
+	value_as_string = g_strdup_value_contents ((GValue *) value);
+	g_string_append_printf (printable, " { '%s': %s },", (const char *) key, value_as_string);
+	g_free (value_as_string);
+}
+
+static void
+_nm_utils_convert_gvalue_hash_to_string (const GValue *src_value, GValue *dest_value)
+{
+	GHashTable *hash;
+	GString *printable;
+
+	g_return_if_fail (g_type_is_a (G_VALUE_TYPE (src_value), DBUS_TYPE_G_MAP_OF_VARIANT));
+
+	hash = (GHashTable *) g_value_get_boxed (src_value);
+
+	printable = g_string_new ("[");
+	g_hash_table_foreach (hash, convert_one_gvalue_hash_entry, printable);
+	g_string_append (printable, " ]");
+
+	g_value_take_string (dest_value, printable->str);
+	g_string_free (printable, FALSE);
+}
+
+static void
+convert_one_string_hash_entry (gpointer key, gpointer value, gpointer user_data)
+{
+	GString *printable = (GString *) user_data;
+
+	if (printable->len)
+		g_string_append_c (printable, ',');
+	g_string_append_printf (printable, "%s=%s", (const char *) key, (const char *) value);
+}
+
+static void
+_nm_utils_convert_string_hash_to_string (const GValue *src_value, GValue *dest_value)
+{
+	GHashTable *hash;
+	GString *printable;
+
+	g_return_if_fail (g_type_is_a (G_VALUE_TYPE (src_value), DBUS_TYPE_G_MAP_OF_STRING));
+
+	hash = (GHashTable *) g_value_get_boxed (src_value);
+
+	printable = g_string_new (NULL);
+	if (hash)
+		g_hash_table_foreach (hash, convert_one_string_hash_entry, printable);
+
+	g_value_take_string (dest_value, g_string_free (printable, FALSE));
+}
+
+static void
+_nm_utils_convert_byte_array_to_string (const GValue *src_value, GValue *dest_value)
+{
+	GArray *array;
+	GString *printable;
+	guint i = 0;
+
+	g_return_if_fail (g_type_is_a (G_VALUE_TYPE (src_value), DBUS_TYPE_G_UCHAR_ARRAY));
+
+	array = (GArray *) g_value_get_boxed (src_value);
+
+	printable = g_string_new ("[");
+	if (array) {
+		while (i < MIN (array->len, 35)) {
+			if (i > 0)
+				g_string_append_c (printable, ' ');
+			g_string_append_printf (printable, "0x%02X",
+			                        g_array_index (array, unsigned char, i++));
+		}
+		if (i < array->len)
+			g_string_append (printable, " ... ");
+	}
+	g_string_append_c (printable, ']');
+
+	g_value_take_string (dest_value, g_string_free (printable, FALSE));
+}
+
+static void
+_nm_utils_convert_ip6_dns_array_to_string (const GValue *src_value, GValue *dest_value)
+{
+	GPtrArray *ptr_array;
+	GString *printable;
+	guint i = 0;
+
+	g_return_if_fail (g_type_is_a (G_VALUE_TYPE (src_value), DBUS_TYPE_G_ARRAY_OF_ARRAY_OF_UCHAR));
+
+	ptr_array = (GPtrArray *) g_value_get_boxed (src_value);
+
+	printable = g_string_new (NULL);
+	while (ptr_array && (i < ptr_array->len)) {
+		GByteArray *bytearray;
+		struct in6_addr *addr;
+
+		if (i > 0)
+			g_string_append (printable, ", ");
+
+		bytearray = (GByteArray *) g_ptr_array_index (ptr_array, i++);
+		if (bytearray->len != 16) {
+			g_string_append (printable, "invalid");
+			continue;
+		}
+		addr = (struct in6_addr *) bytearray->data;
+		g_string_append (printable, nm_utils_inet6_ntop (addr, NULL));
+	}
+
+	g_value_take_string (dest_value, g_string_free (printable, FALSE));
+}
+
+static void
+_nm_utils_convert_ip6_addr_struct_array_to_string (const GValue *src_value, GValue *dest_value)
+{
+	GPtrArray *ptr_array;
+	GString *printable;
+	guint i = 0;
+
+	g_return_if_fail (g_type_is_a (G_VALUE_TYPE (src_value), DBUS_TYPE_G_ARRAY_OF_IP6_ADDRESS));
+
+	ptr_array = (GPtrArray *) g_value_get_boxed (src_value);
+
+	printable = g_string_new (NULL);
+	while (ptr_array && (i < ptr_array->len)) {
+		GValueArray *elements;
+		GValue *tmp;
+		GByteArray *ba_addr;
+		struct in6_addr *addr;
+		guint32 prefix;
+
+		if (i > 0)
+			g_string_append (printable, "; ");
+
+		g_string_append (printable, "{ ");
+		elements = (GValueArray *) g_ptr_array_index (ptr_array, i++);
+		if (!_nm_utils_gvalue_array_validate (elements, 3,
+		                                      DBUS_TYPE_G_UCHAR_ARRAY,
+		                                      G_TYPE_UINT,
+		                                      DBUS_TYPE_G_UCHAR_ARRAY)) {
+			g_string_append (printable, "invalid }");
+			continue;
+		}
+
+		/* IPv6 address */
+		tmp = g_value_array_get_nth (elements, 0);
+		ba_addr = g_value_get_boxed (tmp);
+		if (ba_addr->len != 16) {
+			g_string_append (printable, "invalid }");
+			continue;
+		}
+		addr = (struct in6_addr *) ba_addr->data;
+		g_string_append_printf (printable, "ip = %s", nm_utils_inet6_ntop (addr, NULL));
+
+		/* Prefix */
+		tmp = g_value_array_get_nth (elements, 1);
+		prefix = g_value_get_uint (tmp);
+		if (prefix > 128) {
+			g_string_append (printable, "/invalid }");
+			continue;
+		}
+		g_string_append_printf (printable, "/%u", prefix);
+		g_string_append (printable, ", ");
+
+		/* IPv6 Gateway */
+		tmp = g_value_array_get_nth (elements, 2);
+		ba_addr = g_value_get_boxed (tmp);
+		if (ba_addr->len != 16) {
+			g_string_append (printable, "invalid }");
+			continue;
+		}
+		addr = (struct in6_addr *) ba_addr->data;
+		g_string_append_printf (printable, "gw = %s", nm_utils_inet6_ntop (addr, NULL));
+		g_string_append (printable, " }");
+	}
+
+	g_value_take_string (dest_value, g_string_free (printable, FALSE));
+}
+
+static void
+_nm_utils_convert_ip6_route_struct_array_to_string (const GValue *src_value, GValue *dest_value)
+{
+	GPtrArray *ptr_array;
+	GString *printable;
+	guint i = 0;
+
+	g_return_if_fail (g_type_is_a (G_VALUE_TYPE (src_value), DBUS_TYPE_G_ARRAY_OF_IP6_ROUTE));
+
+	ptr_array = (GPtrArray *) g_value_get_boxed (src_value);
+
+	printable = g_string_new (NULL);
+	while (ptr_array && (i < ptr_array->len)) {
+		GValueArray *elements;
+		GValue *tmp;
+		GByteArray *ba_addr;
+		struct in6_addr *addr;
+		guint32 prefix, metric;
+
+		if (i > 0)
+			g_string_append (printable, "; ");
+
+		g_string_append (printable, "{ ");
+		elements = (GValueArray *) g_ptr_array_index (ptr_array, i++);
+		if (!_nm_utils_gvalue_array_validate (elements, 4,
+		                                      DBUS_TYPE_G_UCHAR_ARRAY,
+		                                      G_TYPE_UINT,
+		                                      DBUS_TYPE_G_UCHAR_ARRAY,
+		                                      G_TYPE_UINT)) {
+			g_string_append (printable, "invalid");
+			continue;
+		}
+
+		/* Destination address */
+		tmp = g_value_array_get_nth (elements, 0);
+		ba_addr = g_value_get_boxed (tmp);
+		if (ba_addr->len != 16) {
+			g_string_append (printable, "invalid");
+			continue;
+		}
+		addr = (struct in6_addr *) ba_addr->data;
+		g_string_append_printf (printable, "dst = %s", nm_utils_inet6_ntop (addr, NULL));
+
+		/* Prefix */
+		tmp = g_value_array_get_nth (elements, 1);
+		prefix = g_value_get_uint (tmp);
+		if (prefix > 128) {
+			g_string_append (printable, "/invalid");
+			continue;
+		}
+		g_string_append_printf (printable, "/%u", prefix);
+		g_string_append (printable, ", ");
+
+		/* Next hop addresses */
+		tmp = g_value_array_get_nth (elements, 2);
+		ba_addr = g_value_get_boxed (tmp);
+		if (ba_addr->len != 16) {
+			g_string_append (printable, "invalid");
+			continue;
+		}
+		addr = (struct in6_addr *) ba_addr->data;
+		g_string_append_printf (printable, "nh = %s", nm_utils_inet6_ntop (addr, NULL));
+		g_string_append (printable, ", ");
+
+		/* Metric */
+		tmp = g_value_array_get_nth (elements, 3);
+		metric = g_value_get_uint (tmp);
+		g_string_append_printf (printable, "mt = %u", metric);
+
+		g_string_append (printable, " }");
+	}
+
+	g_value_take_string (dest_value, g_string_free (printable, FALSE));
+}
+
+#define OLD_DBUS_TYPE_G_IP6_ADDRESS (dbus_g_type_get_struct ("GValueArray", DBUS_TYPE_G_UCHAR_ARRAY, G_TYPE_UINT, G_TYPE_INVALID))
+#define OLD_DBUS_TYPE_G_ARRAY_OF_IP6_ADDRESS (dbus_g_type_get_collection ("GPtrArray", OLD_DBUS_TYPE_G_IP6_ADDRESS))
+
+static void
+_nm_utils_convert_old_ip6_addr_array (const GValue *src_value, GValue *dst_value)
+{
+	GPtrArray *src_outer_array;
+	GPtrArray *dst_outer_array;
+	guint i;
+
+	g_return_if_fail (g_type_is_a (G_VALUE_TYPE (src_value), OLD_DBUS_TYPE_G_ARRAY_OF_IP6_ADDRESS));
+
+	src_outer_array = (GPtrArray *) g_value_get_boxed (src_value);
+	dst_outer_array = g_ptr_array_new ();
+
+	for (i = 0; src_outer_array && (i < src_outer_array->len); i++) {
+		GValueArray *src_addr_array;
+		GValueArray *dst_addr_array;
+		GValue element = G_VALUE_INIT;
+		GValue *src_addr, *src_prefix;
+		GByteArray *ba;
+
+		src_addr_array = (GValueArray *) g_ptr_array_index (src_outer_array, i);
+		if (!_nm_utils_gvalue_array_validate (src_addr_array, 2, DBUS_TYPE_G_UCHAR_ARRAY, G_TYPE_UINT)) {
+			g_warning ("%s: invalid old IPv6 address type", __func__);
+			return;
+		}
+
+		dst_addr_array = g_value_array_new (3);
+
+		src_addr = g_value_array_get_nth (src_addr_array, 0);
+		g_value_array_append (dst_addr_array, src_addr);
+		src_prefix = g_value_array_get_nth (src_addr_array, 1);
+		g_value_array_append (dst_addr_array, src_prefix);
+
+		/* Blank Gateway */
+		g_value_init (&element, DBUS_TYPE_G_UCHAR_ARRAY);
+		ba = g_byte_array_new ();
+		g_byte_array_append (ba, (guint8 *) "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", 16);
+		g_value_take_boxed (&element, ba);
+		g_value_array_append (dst_addr_array, &element);
+		g_value_unset (&element);
+
+		g_ptr_array_add (dst_outer_array, dst_addr_array);
+	}
+
+	g_value_take_boxed (dst_value, dst_outer_array);
+}
+
+void
+_nm_value_transforms_register (void)
+{
+	static gboolean registered = FALSE;
+
+	if (G_UNLIKELY (!registered)) {
+		g_value_register_transform_func (DBUS_TYPE_G_OBJECT_PATH,
+		                                 G_TYPE_STRING,
+		                                 _nm_utils_convert_op_to_string);
+		g_value_register_transform_func (G_TYPE_STRV, 
+		                                 DBUS_TYPE_G_LIST_OF_STRING,
+		                                 _nm_utils_convert_strv_to_slist);
+		g_value_register_transform_func (DBUS_TYPE_G_LIST_OF_STRING,
+		                                 G_TYPE_STRV,
+		                                 _nm_utils_convert_slist_to_strv);
+		g_value_register_transform_func (G_TYPE_STRV,
+		                                 DBUS_TYPE_G_ARRAY_OF_STRING,
+		                                 _nm_utils_convert_strv_to_ptrarray);
+		g_value_register_transform_func (DBUS_TYPE_G_LIST_OF_STRING,
+		                                 G_TYPE_STRING, 
+		                                 _nm_utils_convert_string_list_to_string);
+		g_value_register_transform_func (DBUS_TYPE_G_ARRAY_OF_STRING,
+		                                 G_TYPE_STRING,
+		                                 _nm_utils_convert_string_array_to_string);
+		g_value_register_transform_func (DBUS_TYPE_G_ARRAY_OF_OBJECT_PATH,
+		                                 G_TYPE_STRING,
+		                                 _nm_utils_convert_op_array_to_string);
+		g_value_register_transform_func (DBUS_TYPE_G_UINT_ARRAY,
+		                                 G_TYPE_STRING, 
+		                                 _nm_utils_convert_uint_array_to_string);
+		g_value_register_transform_func (DBUS_TYPE_G_ARRAY_OF_ARRAY_OF_UINT,
+		                                 G_TYPE_STRING, 
+		                                 _nm_utils_convert_ip4_addr_route_struct_array_to_string);
+		g_value_register_transform_func (DBUS_TYPE_G_MAP_OF_VARIANT,
+		                                 G_TYPE_STRING, 
+		                                 _nm_utils_convert_gvalue_hash_to_string);
+		g_value_register_transform_func (DBUS_TYPE_G_MAP_OF_STRING,
+		                                 G_TYPE_STRING, 
+		                                 _nm_utils_convert_string_hash_to_string);
+		g_value_register_transform_func (DBUS_TYPE_G_UCHAR_ARRAY,
+		                                 G_TYPE_STRING,
+		                                 _nm_utils_convert_byte_array_to_string);
+		g_value_register_transform_func (DBUS_TYPE_G_ARRAY_OF_ARRAY_OF_UCHAR,
+		                                 G_TYPE_STRING, 
+		                                 _nm_utils_convert_ip6_dns_array_to_string);
+		g_value_register_transform_func (DBUS_TYPE_G_ARRAY_OF_IP6_ADDRESS,
+		                                 G_TYPE_STRING, 
+		                                 _nm_utils_convert_ip6_addr_struct_array_to_string);
+		g_value_register_transform_func (DBUS_TYPE_G_ARRAY_OF_IP6_ROUTE,
+		                                 G_TYPE_STRING, 
+		                                 _nm_utils_convert_ip6_route_struct_array_to_string);
+		g_value_register_transform_func (OLD_DBUS_TYPE_G_ARRAY_OF_IP6_ADDRESS,
+		                                 DBUS_TYPE_G_ARRAY_OF_IP6_ADDRESS,
+		                                 _nm_utils_convert_old_ip6_addr_array);
+		registered = TRUE;
+	}
+}