extcap - Extcap grammar elements
Grammar elements:
argument for CLI calling
Reference # of argument for other values, display order
Literal argument to call (--call=...)
Displayed name
Default value, in proper form for type
Range of valid values for UI checking (min,max) in proper form
Argument type for UI filtering for raw, or UI type for selector:
integer
unsigned
long (may include scientific / special notation)
float
selector (display selector table, all values as strings)
boolean (display checkbox)
radio (display group of radio buttons with provided values, all values as strings)
fileselect (display a dialog to select a file from the filesystem, value as string)
multicheck (display a textbox for selecting multiple options, values as strings)
password (display a textbox with masked text)
Values for argument selection
arg Argument # this value applies to
Example 1:
arg {number=0}{call=--channel}{display=Wi-Fi Channel}{type=integer}{required=true}
arg {number=1}{call=--chanflags}{display=Channel Flags}{type=radio}
arg {number=2}{call=--interface}{display=Interface}{type=selector}
value {arg=0}{range=1,11}
value {arg=1}{value=ht40p}{display=HT40+}
value {arg=1}{value=ht40m}{display=HT40-}
value {arg=1}{value=ht20}{display=HT20}
value {arg=2}{value=wlan0}{display=wlan0}
Example 2:
arg {number=0}{call=--usbdevice}{USB Device}{type=selector}
value {arg=0}{call=/dev/sysfs/usb/foo/123}{display=Ubertooth One sn 1234}
value {arg=0}{call=/dev/sysfs/usb/foo/456}{display=Ubertooth One sn 8901}
Example 3:
arg {number=0}{call=--usbdevice}{USB Device}{type=selector}
arg {number=1}{call=--server}{display=IP address for log server}{type=string}{validation=(?:\d{1,3}\.){3}\d{1,3}}
flag {failure=Permission denied opening Ubertooth device}
Example 4: arg {number=0}{call=--username}{display=Username}{type=string} arg {number=1}{call=--password}{display=Password}{type=password}
wireshark(1), tshark(1), dumpcap(1), androiddump(1), sshdump(1), randpktdump(1)
Extcap is feature of Wireshark. The latest version of Wireshark can be found at https://www.wireshark.org.
HTML versions of the Wireshark project man pages are available at: https://www.wireshark.org/docs/man-pages.