From: hschang <chang@dev3>
Date: Wed, 29 Aug 2018 07:47:29 +0000 (+0900)
Subject: [About] Display network info in About menu.
X-Git-Url: http://code.vuplus.com/gitweb/?p=vuplus_dvbapp;a=commitdiff_plain;h=ddbde4a649523ecd1adcd3958c996986ca0f3a0a

[About] Display network info in About menu.
---

diff --git a/lib/python/Components/About.py b/lib/python/Components/About.py
index 6b322c9..4b61406 100755
--- a/lib/python/Components/About.py
+++ b/lib/python/Components/About.py
@@ -54,4 +54,62 @@ class About:
 
 		return "unknown"
 
+	def getIfaces(self):
+		import socket, fcntl, struct, array, sys
+		SIOCGIFCONF = 0x8912 # sockios.h
+		is_64bits = sys.maxsize > 2**32
+		struct_size = 40 if is_64bits else 32
+		max_possible = 8 # initial value
+		sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+		while True:
+			# ifconf structure:
+			# struct ifconf {
+			#		int			ifc_len; /* size of buffer */
+			# 		union {
+			# 			char 		*ifc_buf; /* buffer address */
+			#			struct ifreq	*ifc_req; /* array of structures */
+			# 		};
+			# 	};
+			#
+			# struct ifreq:
+			# #define IFNAMSIZ	16
+			# struct ifreq {
+			# 	char ifr_name[IFNAMSIZ]; /* Interface name */
+			# 	union {
+			# 		struct sockaddr ifr_addr;
+			# 		.....
+			# 	};
+			# };
+
+			# Initialize ifc_buf
+			bytes = max_possible * struct_size
+			names = array.array('B')
+			for i in range(0, bytes):
+				names.append(0)
+
+			input_buffer = struct.pack( 'iL', bytes, names.buffer_info()[0] )
+			output_buffer = fcntl.ioctl( sock.fileno(), SIOCGIFCONF, input_buffer )
+			output_size = struct.unpack('iL', output_buffer)[0]
+
+			if output_size == bytes:
+				max_possible *= 2
+			else:
+				break
+
+		namestr = names.tostring()
+		ifaces = []
+		for i in range(0, output_size, struct_size):
+			iface_name = namestr[i:i+16].split('\0', 1)[0]
+			iface_addr = socket.inet_ntoa(namestr[i+20:i+24])
+			if iface_name != 'lo':
+				ifaces.append((iface_name, iface_addr))
+
+		return ifaces
+
+	def getNetworkInfo(self):
+		data = ""
+		for x in self.getIfaces():
+			data += "%s : %s\n" % (x[0], x[1])
+		return data or "\tnot connected"
+
 about = About()
diff --git a/lib/python/Screens/About.py b/lib/python/Screens/About.py
index 328d98d..c1104da 100644
--- a/lib/python/Screens/About.py
+++ b/lib/python/Screens/About.py
@@ -10,6 +10,8 @@ from Tools.DreamboxHardware import getFPVersion
 class About(Screen):
 	def __init__(self, session):
 		Screen.__init__(self, session)
+		self["NetworkHeader"] = StaticText(_("Network:"))
+		self["Network"] = StaticText(about.getNetworkInfo())
 
 		self["EnigmaVersion"] = StaticText("Version: " + about.getEnigmaVersionString())
 		self["ImageVersion"] = StaticText("Image: " + about.getImageVersionString())