What is WLAN?
How to implement it in Haiku?
Where is it going?
Information & Configuration
Tools:
ifconfig
network preflet
NetworkStatus
net_server
Show available networks
Join a network
Show connection quality
Disable WLAN
Enhancing the network stack
Device interface
Datalink protocol
Notifications
Scan for networks
Show connected WLAN
WLAN drivers
Generic implementation
Broadcom
Intel
Atheros
Moderates between wlan interface and driver
Bus-independent
Vendor-independent
Marvell
Ralink
Prism
Vendor implementation
Bus-dependent (PCI, USB, PCMCIA, ...)
B_WLAN_JOINED
B_WLAN_DISABLED
B_WLAN_DETECTED
B_WLAN_SCAN_END
/dev/wlan
wlan_frame
More drivers
Repo integration
Object oriented stack
Enhance ifconfig
Short term
6
GUI
Testsuite
Security
Ad-hoc
Mid term
12
Native drivers
Quality of service
Oo-stack based compat layer
Mesh mode
Long term
36
IEEE 802.11
BSD based
FreeBSD
QNX
Solaris
Microsoft
XP
Vista
Win 7
Apple
Linux based
Ubuntu, ...
DD-WRT
Android
IEEE 802.11
stays misterious
User experience
Rules
Implementations
Datarates
Frameformats
Frequencies
Protocols
Security
Specification of
802.11b max. 11 Mbps
802.11a,g max. 54 Mbps
802.11n max 300 Mbps
2 GHz range
5 GHz range
unsecured
WEP
WPA
WPA2
Beaconframe
Dataframe
Acknowledgeframe
Frame-Exchange
Transmission-Coordination
Network-Join/-Leave
Bringing WLAN to Haiku
by Colin Günther