Index: uspace/lib/net/adt/module_map.c
===================================================================
--- uspace/lib/net/adt/module_map.c	(revision 854151c609055c16544a89e14572ba81716e8683)
+++ uspace/lib/net/adt/module_map.c	(revision 9d120591caf0914cf2d50c741bcb06d4c3cec088)
@@ -63,6 +63,6 @@
  */
 int
-add_module(module_t **module, modules_t *modules, const char *name,
-    const char *filename, services_t service, task_id_t task_id,
+add_module(module_t **module, modules_t *modules, const uint8_t *name,
+    const uint8_t *filename, services_t service, task_id_t task_id,
     connect_module_t connect_module)
 {
@@ -104,5 +104,5 @@
  * @return		NULL if there is no such module.
  */
-module_t *get_running_module(modules_t *modules, char *name)
+module_t *get_running_module(modules_t *modules, uint8_t *name)
 {
 	module_t *module;
@@ -113,5 +113,5 @@
 
 	if (!module->task_id) {
-		module->task_id = spawn(module->filename);
+		module->task_id = net_spawn(module->filename);
 		if (!module->task_id)
 			return NULL;
@@ -123,16 +123,18 @@
 }
 
-/** Starts the given module.
+/** Start the given module.
  *
- * @param[in] fname	The module full or relative path filename.
- * @return		The new module task identifier on success.
- * @return		Zero if there is no such module.
+ * @param[in] fname The module full or relative path filename.
+ *
+ * @return The new module task identifier on success.
+ * @return Zero if there is no such module.
+ *
  */
-task_id_t spawn(const char *fname)
+task_id_t net_spawn(const uint8_t *fname)
 {
 	task_id_t id;
 	int rc;
 	
-	rc = task_spawnl(&id, fname, fname, NULL);
+	rc = task_spawnl(&id, (const char *) fname, (const char *) fname, NULL);
 	if (rc != EOK)
 		return 0;
Index: uspace/lib/net/generic/generic.c
===================================================================
--- uspace/lib/net/generic/generic.c	(revision 854151c609055c16544a89e14572ba81716e8683)
+++ uspace/lib/net/generic/generic.c	(revision 9d120591caf0914cf2d50c741bcb06d4c3cec088)
@@ -112,5 +112,5 @@
 	message_id = async_send_1(phone, (sysarg_t) message,
 	    (sysarg_t) device_id, NULL);
-	string = measured_strings_return(phone, address, (char **) data, 1);
+	string = measured_strings_return(phone, address, data, 1);
 	async_wait_for(message_id, &result);
 
@@ -234,5 +234,5 @@
 generic_translate_req(int phone, int message, device_id_t device_id,
     services_t service, measured_string_t *configuration, size_t count,
-    measured_string_t **translation, char **data)
+    measured_string_t **translation, uint8_t **data)
 {
 	aid_t message_id;
Index: uspace/lib/net/generic/net_remote.c
===================================================================
--- uspace/lib/net/generic/net_remote.c	(revision 854151c609055c16544a89e14572ba81716e8683)
+++ uspace/lib/net/generic/net_remote.c	(revision 9d120591caf0914cf2d50c741bcb06d4c3cec088)
@@ -63,5 +63,5 @@
  * @see net_get_conf_req()
  */
-void net_free_settings(measured_string_t *settings, char *data)
+void net_free_settings(measured_string_t *settings, uint8_t *data)
 {
 	if (settings)
@@ -91,5 +91,5 @@
 int
 net_get_conf_req(int net_phone, measured_string_t **configuration,
-    size_t count, char **data)
+    size_t count, uint8_t **data)
 {
 	return generic_translate_req(net_phone, NET_NET_GET_DEVICE_CONF, 0, 0,
@@ -118,5 +118,5 @@
 int
 net_get_device_conf_req(int net_phone, device_id_t device_id,
-    measured_string_t **configuration, size_t count, char **data)
+    measured_string_t **configuration, size_t count, uint8_t **data)
 {
 	return generic_translate_req(net_phone, NET_NET_GET_DEVICE_CONF,
Index: uspace/lib/net/il/arp_remote.c
===================================================================
--- uspace/lib/net/il/arp_remote.c	(revision 854151c609055c16544a89e14572ba81716e8683)
+++ uspace/lib/net/il/arp_remote.c	(revision 9d120591caf0914cf2d50c741bcb06d4c3cec088)
@@ -165,5 +165,5 @@
 int
 arp_translate_req(int arp_phone, device_id_t device_id, services_t protocol,
-    measured_string_t *address, measured_string_t **translation, char **data)
+    measured_string_t *address, measured_string_t **translation, uint8_t **data)
 {
 	return generic_translate_req(arp_phone, NET_ARP_TRANSLATE, device_id,
Index: uspace/lib/net/include/adt/module_map.h
===================================================================
--- uspace/lib/net/include/adt/module_map.h	(revision 854151c609055c16544a89e14572ba81716e8683)
+++ uspace/lib/net/include/adt/module_map.h	(revision 9d120591caf0914cf2d50c741bcb06d4c3cec088)
@@ -65,15 +65,15 @@
 	int usage;
 	/** Module name. */
-	const char *name;
+	const uint8_t *name;
 	/** Module full path filename. */
-	const char *filename;
+	const uint8_t *filename;
 	/** Connecting function. */
 	connect_module_t *connect_module;
 };
 
-extern int add_module(module_t **, modules_t *, const char *, const char *,
-    services_t, task_id_t, connect_module_t *);
-extern module_t *get_running_module(modules_t *, char *);
-extern task_id_t spawn(const char *);
+extern int add_module(module_t **, modules_t *, const uint8_t *,
+    const uint8_t *, services_t, task_id_t, connect_module_t *);
+extern module_t *get_running_module(modules_t *, uint8_t *);
+extern task_id_t net_spawn(const uint8_t *);
 
 #endif
Index: uspace/lib/net/include/arp_interface.h
===================================================================
--- uspace/lib/net/include/arp_interface.h	(revision 854151c609055c16544a89e14572ba81716e8683)
+++ uspace/lib/net/include/arp_interface.h	(revision 9d120591caf0914cf2d50c741bcb06d4c3cec088)
@@ -50,5 +50,5 @@
     measured_string_t *);
 extern int arp_translate_req(int, device_id_t, services_t, measured_string_t *,
-    measured_string_t **, char **);
+    measured_string_t **, uint8_t **);
 extern int arp_clear_device_req(int, device_id_t);
 extern int arp_clear_address_req(int, device_id_t, services_t,
Index: uspace/lib/net/include/generic.h
===================================================================
--- uspace/lib/net/include/generic.h	(revision 854151c609055c16544a89e14572ba81716e8683)
+++ uspace/lib/net/include/generic.h	(revision 9d120591caf0914cf2d50c741bcb06d4c3cec088)
@@ -58,5 +58,5 @@
     services_t, services_t);
 extern int generic_translate_req(int, int, device_id_t, services_t,
-    measured_string_t *, size_t, measured_string_t **, char **);
+    measured_string_t *, size_t, measured_string_t **, uint8_t **);
 
 #endif
Index: uspace/lib/net/include/net_interface.h
===================================================================
--- uspace/lib/net/include/net_interface.h	(revision 854151c609055c16544a89e14572ba81716e8683)
+++ uspace/lib/net/include/net_interface.h	(revision 9d120591caf0914cf2d50c741bcb06d4c3cec088)
@@ -45,7 +45,7 @@
 
 extern int net_get_device_conf_req(int, device_id_t, measured_string_t **,
-    size_t, char **);
-extern int net_get_conf_req(int, measured_string_t **, size_t, char **);
-extern void net_free_settings(measured_string_t *, char *);
+    size_t, uint8_t **);
+extern int net_get_conf_req(int, measured_string_t **, size_t, uint8_t **);
+extern void net_free_settings(measured_string_t *, uint8_t *);
 extern int net_connect_module(void);
 
Index: uspace/lib/net/include/socket_core.h
===================================================================
--- uspace/lib/net/include/socket_core.h	(revision 854151c609055c16544a89e14572ba81716e8683)
+++ uspace/lib/net/include/socket_core.h	(revision 9d120591caf0914cf2d50c741bcb06d4c3cec088)
@@ -86,5 +86,5 @@
 	void *specific_data;
 	/** Socket ports map key. */
-	const char *key;
+	const uint8_t *key;
 	/** Length of the Socket ports map key. */
 	size_t key_length;
@@ -118,9 +118,9 @@
     void (*)(socket_core_t *));
 extern int socket_reply_packets(packet_t *, size_t *);
-extern socket_core_t *socket_port_find(socket_ports_t *, int, const char *,
+extern socket_core_t *socket_port_find(socket_ports_t *, int, const uint8_t *,
     size_t);
 extern void socket_port_release(socket_ports_t *, socket_core_t *);
 extern int socket_port_add(socket_ports_t *, int, socket_core_t *,
-    const char *, size_t);
+    const uint8_t *, size_t);
 
 #endif
Index: uspace/lib/net/netif/netif_local.c
===================================================================
--- uspace/lib/net/netif/netif_local.c	(revision 854151c609055c16544a89e14572ba81716e8683)
+++ uspace/lib/net/netif/netif_local.c	(revision 9d120591caf0914cf2d50c741bcb06d4c3cec088)
@@ -221,5 +221,5 @@
 	fibril_rwlock_read_unlock(&netif_globals.lock);
 	
-	*data = (uint8_t *) (**address).value;
+	*data = (**address).value;
 	
 	return rc;
Index: uspace/lib/net/tl/socket_core.c
===================================================================
--- uspace/lib/net/tl/socket_core.c	(revision 854151c609055c16544a89e14572ba81716e8683)
+++ uspace/lib/net/tl/socket_core.c	(revision 9d120591caf0914cf2d50c741bcb06d4c3cec088)
@@ -161,5 +161,5 @@
 static int
 socket_port_add_core(socket_port_t *socket_port, socket_core_t *socket,
-    const char *key, size_t key_length)
+    const uint8_t *key, size_t key_length)
 {
 	socket_core_t **socket_ref;
@@ -216,6 +216,6 @@
 		goto fail;
 	
-	rc = socket_port_add_core(socket_port, socket, SOCKET_MAP_KEY_LISTENING,
-	    0);
+	rc = socket_port_add_core(socket_port, socket,
+	    (const uint8_t *) SOCKET_MAP_KEY_LISTENING, 0);
 	if (rc != EOK)
 		goto fail;
@@ -602,5 +602,5 @@
  */
 socket_core_t *
-socket_port_find(socket_ports_t *global_sockets, int port, const char *key,
+socket_port_find(socket_ports_t *global_sockets, int port, const uint8_t *key,
     size_t key_length)
 {
@@ -680,5 +680,5 @@
 int
 socket_port_add(socket_ports_t *global_sockets, int port,
-    socket_core_t *socket, const char *key, size_t key_length)
+    socket_core_t *socket, const uint8_t *key, size_t key_length)
 {
 	socket_port_t *socket_port;