From 1d8e6ee862d36468a620df521b8b0ea37f9e32c1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Axel=20D=C3=B6rfler?= <axeld@pinc-software.de>
Date: Tue, 30 Nov 2010 21:22:25 +0000
Subject: [PATCH] * Untested work-in-progress. Actually cannot work because of
 missing   functionality in BNetworkAddress.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@39687 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 headers/os/net/NetworkDevice.h               |   2 +
 src/kits/network/libnetapi/NetworkDevice.cpp | 136 ++++++++++++++++++-
 2 files changed, 137 insertions(+), 1 deletion(-)

diff --git a/headers/os/net/NetworkDevice.h b/headers/os/net/NetworkDevice.h
index 5b46a07f01..5218a54802 100644
--- a/headers/os/net/NetworkDevice.h
+++ b/headers/os/net/NetworkDevice.h
@@ -53,6 +53,8 @@ public:
 			status_t			GetScanResultAt(int32 index,
 									wireless_network& network);
 
+			status_t			JoinNetwork(wireless_network& network,
+									const char* password = NULL);
 			status_t			JoinNetwork(const BNetworkAddress& address,
 									const char* password = NULL);
 			status_t			LeaveNetwork();
diff --git a/src/kits/network/libnetapi/NetworkDevice.cpp b/src/kits/network/libnetapi/NetworkDevice.cpp
index a500861743..00e0a9cdad 100644
--- a/src/kits/network/libnetapi/NetworkDevice.cpp
+++ b/src/kits/network/libnetapi/NetworkDevice.cpp
@@ -10,14 +10,20 @@
 #include <net/if.h>
 #include <sys/sockio.h>
 
+#include <Messenger.h>
+
 #include <AutoDeleter.h>
+#include <NetServer.h>
 
 extern "C" {
 #	include <net80211/ieee80211_ioctl.h>
 }
 
 
-status_t
+namespace {
+
+
+static status_t
 get_80211(const char* name, int32 type, void* data, int32& length)
 {
 	int socket = ::socket(AF_INET, SOCK_DGRAM, 0);
@@ -96,6 +102,40 @@ do_request(T& request, const char* name, int option)
 }
 
 
+static void
+fill_wireless_network(wireless_network& network,
+	struct ieee80211req_sta_req& request)
+{
+	// Parse IE data
+	int32 ieLength = request.info[0].isi_ie_len;
+	struct ie_data {
+		uint8	type;
+		uint8	length;
+		uint8	data[1];
+	} *ie = (ie_data*)((uint8*)&request.info[0] + request.info[0].isi_ie_off);
+
+	while (ieLength > 1) {
+		switch (ie->type) {
+			case IEEE80211_ELEMID_SSID:
+				strlcpy(network.name, (char*)ie->data,
+					min_c(ie->length + 1, (int)sizeof(network.name)));
+				break;
+		}
+
+		ieLength -= 2 + ie->length;
+		ie = (ie_data*)((uint8*)ie + 2 + ie->length);
+	}
+
+	network.address.SetToLinkLevel(request.info[0].isi_macaddr,
+		IEEE80211_ADDR_LEN);
+	network.signal_strength = request.info[0].isi_rssi;
+	network.noise_level = request.info[0].isi_noise;
+}
+
+
+}	// namespace
+
+
 // #pragma mark -
 
 
@@ -328,3 +368,97 @@ BNetworkDevice::GetScanResultAt(int32 index, wireless_network& network)
 
 	return B_BAD_INDEX;
 }
+
+
+status_t
+BNetworkDevice::JoinNetwork(wireless_network& network, const char* password)
+{
+	return JoinNetwork(network.address, password);
+}
+
+
+status_t
+BNetworkDevice::JoinNetwork(const BNetworkAddress& address,
+	const char* password)
+{
+	if (address.InitCheck() != B_OK)
+		return B_BAD_VALUE;
+
+	BMessage message(kMsgJoinNetwork);
+	status_t status = message.AddString("device", Name());
+
+	if (status == B_OK) {
+		status = message.AddFlat("address",
+			const_cast<BNetworkAddress*>(&address));
+	}
+	if (status == B_OK && password != NULL)
+		status = message.AddString("password", password);
+	if (status != B_OK)
+		return status;
+
+	// Send message to the net_server
+
+	BMessenger networkServer(kNetServerSignature);
+	BMessage reply;
+	status = networkServer.SendMessage(&message, &reply);
+	if (status == B_OK)
+		reply.FindInt32("status", &status);
+
+	return status;
+}
+
+
+status_t
+BNetworkDevice::LeaveNetwork()
+{
+	BMessage message(kMsgLeaveNetwork);
+	status_t status = message.AddString("device", Name());
+	if (status != B_OK)
+		return status;
+
+	BMessenger networkServer(kNetServerSignature);
+	BMessage reply;
+	status = networkServer.SendMessage(&message, &reply);
+	if (status == B_OK)
+		reply.FindInt32("status", &status);
+
+	return status;
+}
+
+
+status_t
+BNetworkDevice::GetCurrentNetwork(wireless_network& network)
+{
+	BNetworkAddress address;
+	status_t status = GetCurrentNetwork(address);
+	if (status != B_OK)
+		return status;
+
+	uint8 buffer[10240];
+	struct ieee80211req_sta_req& request = *(ieee80211req_sta_req*)buffer;
+	memcpy(request.is_u.macaddr, address.LinkLevelAddress(),
+		IEEE80211_ADDR_LEN);
+
+	int32 length = sizeof(buffer);
+	status = get_80211(Name(), IEEE80211_IOC_STA_INFO, &request, length);
+	if (status != B_OK)
+		return status;
+
+	fill_wireless_network(network, request);
+	return B_OK;
+}
+
+
+status_t
+BNetworkDevice::GetCurrentNetwork(BNetworkAddress& address)
+{
+	uint8 mac[IEEE80211_ADDR_LEN];
+	int32 length = IEEE80211_ADDR_LEN;
+	status_t status = get_80211(Name(), IEEE80211_IOC_BSSID,
+		mac, length);
+	if (status != B_OK)
+		return status;
+
+	address.SetToLinkLevel(mac, IEEE80211_ADDR_LEN);
+	return B_OK;
+}