diff --git a/Makefile.common b/Makefile.common
index 9abfa0afc3..40fe16f938 100644
--- a/Makefile.common
+++ b/Makefile.common
@@ -1100,6 +1100,7 @@ ifeq ($(HAVE_NETWORKING), 1)
$(LIBRETRO_COMM_DIR)/net/net_natt.o \
network/net_http_special.o \
tasks/task_http.o \
+ tasks/task_netplay_lan_scan.o \
tasks/task_wifi.o
ifneq ($(HAVE_SOCKET_LEGACY),1)
diff --git a/menu/menu_driver.h b/menu/menu_driver.h
index 997ece0916..ffcc5935f5 100644
--- a/menu/menu_driver.h
+++ b/menu/menu_driver.h
@@ -183,6 +183,7 @@ enum menu_settings_type
MENU_SETTING_SUBGROUP,
MENU_SETTING_HORIZONTAL_MENU,
MENU_WIFI,
+ MENU_NETPLAY_LAN_SCAN,
MENU_INFO_MESSAGE,
MENU_SETTINGS_SHADER_PARAMETER_0,
MENU_SETTINGS_SHADER_PARAMETER_LAST = MENU_SETTINGS_SHADER_PARAMETER_0 + (GFX_MAX_PARAMETERS - 1),
diff --git a/msg_hash.h b/msg_hash.h
index d4921acefc..13989391bc 100644
--- a/msg_hash.h
+++ b/msg_hash.h
@@ -141,6 +141,7 @@ enum msg_hash_enums
MSG_NETPLAY_USERS_HAS_FLIPPED,
MSG_UNKNOWN_NETPLAY_COMMAND_RECEIVED,
MSG_CONNECTING_TO_NETPLAY_HOST,
+ MSG_NETPLAY_LAN_SCANNING,
MSG_WAITING_FOR_CLIENT,
MSG_AUTODETECT,
MSG_AUDIO_VOLUME,
@@ -809,6 +810,7 @@ enum msg_hash_enums
MENU_ENUM_LABEL_DEFERRED_UPDATER_SETTINGS_LIST,
MENU_ENUM_LABEL_DEFERRED_WIFI_SETTINGS_LIST,
MENU_ENUM_LABEL_DEFERRED_NETWORK_SETTINGS_LIST,
+ MENU_ENUM_LABEL_DEFERRED_NETPLAY_LAN_SCAN_SETTINGS_LIST,
MENU_ENUM_LABEL_DEFERRED_LAKKA_SERVICES_LIST,
MENU_ENUM_LABEL_DEFERRED_USER_SETTINGS_LIST,
MENU_ENUM_LABEL_DEFERRED_DIRECTORY_SETTINGS_LIST,
@@ -875,6 +877,7 @@ enum msg_hash_enums
MENU_LABEL(NETPLAY_ENABLE_CLIENT),
MENU_LABEL(NETPLAY_DISCONNECT),
MENU_LABEL(NETPLAY_SETTINGS),
+ MENU_LABEL(NETPLAY_CONNECT_TO),
MENU_ENUM_LABEL_RESET,
MENU_ENUM_LABEL_SLOWMOTION,
diff --git a/network/netplay/netplay.h b/network/netplay/netplay.h
index 41bc60f743..5793efae1f 100644
--- a/network/netplay/netplay.h
+++ b/network/netplay/netplay.h
@@ -1,6 +1,7 @@
/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2016 - Daniel De Matteis
+ * Copyright (C) 2016 - Gregor Richards
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
diff --git a/network/netplay/netplay_common.c b/network/netplay/netplay_common.c
index f3edd0ab14..67b07a70d8 100644
--- a/network/netplay/netplay_common.c
+++ b/network/netplay/netplay_common.c
@@ -471,6 +471,7 @@ bool netplay_ad_server(netplay_t *netplay, int ad_fd)
break;
/* Somebody queried, so check that it's valid */
+ addr_size = sizeof(their_addr);
if (recvfrom(ad_fd, (char*)ad_packet_buffer, AD_PACKET_MAX_SIZE, 0,
&their_addr, &addr_size) >= (ssize_t) (2*sizeof(uint32_t)))
{
diff --git a/network/netplay/netplay_discovery.h b/network/netplay/netplay_discovery.h
new file mode 100644
index 0000000000..f0b7358c78
--- /dev/null
+++ b/network/netplay/netplay_discovery.h
@@ -0,0 +1,56 @@
+/* RetroArch - A frontend for libretro.
+ * Copyright (C) 2016 - Gregor Richards
+ *
+ * RetroArch is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Found-
+ * ation, either version 3 of the License, or (at your option) any later version.
+ *
+ * RetroArch 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with RetroArch.
+ * If not, see .
+ */
+
+
+#ifndef __RARCH_NETPLAY_DISCOVERY_H
+#define __RARCH_NETPLAY_DISCOVERY_H
+
+#include
+
+#define NETPLAY_HOST_STR_LEN 32
+
+enum rarch_netplay_discovery_ctl_state
+{
+ RARCH_NETPLAY_DISCOVERY_CTL_NONE = 0,
+ RARCH_NETPLAY_DISCOVERY_CTL_LAN_SEND_QUERY,
+ RARCH_NETPLAY_DISCOVERY_CTL_LAN_GET_RESPONSES,
+ RARCH_NETPLAY_DISCOVERY_CTL_LAN_CLEAR_RESPONSES
+};
+
+struct netplay_host {
+ struct sockaddr addr;
+ socklen_t addrlen;
+
+ char nick[NETPLAY_HOST_STR_LEN];
+ char core[NETPLAY_HOST_STR_LEN];
+ char core_version[NETPLAY_HOST_STR_LEN];
+ char content[NETPLAY_HOST_STR_LEN];
+};
+
+struct netplay_host_list {
+ struct netplay_host *hosts;
+ size_t size;
+};
+
+/** Initialize Netplay discovery */
+bool init_netplay_discovery(void);
+
+/** Deinitialize and free Netplay discovery */
+void deinit_netplay_discovery(void);
+
+/** Discovery control */
+bool netplay_discovery_driver_ctl(enum rarch_netplay_discovery_ctl_state state, void *data);
+
+#endif
diff --git a/network/netplay/netplay_private.h b/network/netplay/netplay_private.h
index 3ac24227c4..b24c8cccdf 100644
--- a/network/netplay/netplay_private.h
+++ b/network/netplay/netplay_private.h
@@ -1,6 +1,7 @@
/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2016 - Daniel De Matteis
+ * Copyright (C) 2016 - Gregor Richards
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
diff --git a/tasks/task_netplay_lan_scan.c b/tasks/task_netplay_lan_scan.c
new file mode 100644
index 0000000000..cd2462d58f
--- /dev/null
+++ b/tasks/task_netplay_lan_scan.c
@@ -0,0 +1,96 @@
+/* RetroArch - A frontend for libretro.
+ * Copyright (C) 2016 - Jean-André Santoni
+ *
+ * RetroArch is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Found-
+ * ation, either version 3 of the License, or (at your option) any later version.
+ *
+ * RetroArch 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with RetroArch.
+ * If not, see .
+ */
+
+#include
+
+#include "tasks_internal.h"
+#include "../verbosity.h"
+#include "../network/netplay/netplay_discovery.h"
+#include "../menu/menu_entries.h"
+#include "../menu/menu_driver.h"
+
+static void netplay_lan_scan_callback(void *task_data,
+ void *user_data, const char *error)
+{
+ unsigned i;
+ unsigned menu_type = 0;
+ const char *path = NULL;
+ const char *label = NULL;
+ enum msg_hash_enums enum_idx = MSG_UNKNOWN;
+ file_list_t *file_list = NULL;
+ struct netplay_host_list *netplay_hosts = NULL;
+
+ menu_entries_get_last_stack(&path, &label, &menu_type, &enum_idx, NULL);
+
+ /* Don't push the results if we left the LAN scan menu */
+ if (!string_is_equal(label,
+ msg_hash_to_str(MENU_ENUM_LABEL_DEFERRED_NETPLAY_LAN_SCAN_SETTINGS_LIST)))
+ return;
+
+ file_list = menu_entries_get_selection_buf_ptr(0);
+
+ menu_entries_ctl(MENU_ENTRIES_CTL_CLEAR, file_list);
+
+ if (netplay_discovery_driver_ctl(RARCH_NETPLAY_DISCOVERY_CTL_LAN_GET_RESPONSES, (void *) &netplay_hosts))
+ {
+ for (i = 0; i < netplay_hosts->size; i++)
+ {
+ struct netplay_host *host = &netplay_hosts->hosts[i];
+ menu_entries_append_enum(file_list,
+ host->nick,
+ msg_hash_to_str(MENU_ENUM_LABEL_NETPLAY_CONNECT_TO),
+ MENU_ENUM_LABEL_NETPLAY_CONNECT_TO,
+ MENU_NETPLAY_LAN_SCAN, 0, 0);
+ }
+ }
+}
+
+static void task_netplay_lan_scan_handler(retro_task_t *task)
+{
+ if (init_netplay_discovery())
+ {
+ netplay_discovery_driver_ctl(RARCH_NETPLAY_DISCOVERY_CTL_LAN_CLEAR_RESPONSES, NULL);
+ netplay_discovery_driver_ctl(RARCH_NETPLAY_DISCOVERY_CTL_LAN_SEND_QUERY, NULL);
+ }
+
+ task->progress = 100;
+ task->title = strdup(msg_hash_to_str(MSG_NETPLAY_LAN_SCANNING));
+ task->finished = true;
+
+ return;
+}
+
+bool task_push_netplay_lan_scan(void)
+{
+ retro_task_t *task = (retro_task_t*)calloc(1, sizeof(*task));
+
+ if (!task)
+ goto error;
+
+ task->type = TASK_TYPE_BLOCKING;
+ task->handler = task_netplay_lan_scan_handler;
+ task->callback = netplay_lan_scan_callback;
+ task->title = strdup(msg_hash_to_str(MSG_NETPLAY_LAN_SCANNING));
+
+ task_queue_ctl(TASK_QUEUE_CTL_PUSH, task);
+
+ return true;
+
+error:
+ if (task)
+ free(task);
+
+ return false;
+}
diff --git a/tasks/tasks_internal.h b/tasks/tasks_internal.h
index d2b1fb16f1..cc14596739 100644
--- a/tasks/tasks_internal.h
+++ b/tasks/tasks_internal.h
@@ -95,6 +95,8 @@ task_retriever_info_t *http_task_get_transfer_list(void);
bool task_push_wifi_scan(void);
+bool task_push_netplay_lan_scan(void);
+
#endif
bool task_push_image_load(const char *fullpath,