From e6058201cb2871a78b6f4e95bf6fcd2fe036dea3 Mon Sep 17 00:00:00 2001
From: Matias Barcenas <MPX.4132@Gmail.com>
Date: Thu, 17 Aug 2017 23:11:21 -0500
Subject: [PATCH] Implemented physical, hardware & chipset for InterfaceUtils.

---
 lib/InterfaceUtils.sh | 76 +++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 74 insertions(+), 2 deletions(-)

diff --git a/lib/InterfaceUtils.sh b/lib/InterfaceUtils.sh
index 0ef16a4..b1ebd32 100644
--- a/lib/InterfaceUtils.sh
+++ b/lib/InterfaceUtils.sh
@@ -3,6 +3,16 @@
 # The methods used in this script are taken from airmon-ng.
 # This is all thanks for the airmon-ng authors, thanks guys.
 
+InterfaceUtilsOutputDevice="/dev/stdout"
+
+if [ -d /sys/bus/usb ] # && hash lsusb
+then InterfaceUSBBus=1
+fi
+
+if [ -d /sys/bus/pci ] || [ -d /sys/bus/pci_express ] || [ -d /proc/bus/pci ] # && hash lspci
+then InterfacePCIBus=1
+fi
+
 function interface_list_all() {
 	InterfaceListAll=($(ls -1 /sys/class/net))
 }
@@ -22,6 +32,68 @@ function interface_driver() {
 	InterfaceDriver=$(basename $(readlink /sys/class/net/$1/device/driver))
 }
 
-function interface_chipset() {
-	echo
+function interface_physical() {
+	if [ ! "$1" ]; then return 1; fi
+
+	unset InterfacePhysical
+
+	local -r interface_physical_path="/sys/class/net/$1/phy80211"
+
+	if [ -d "$interface_physical_path" ]; then
+		if [ -r "$interface_physical_path/name" ]
+		then InterfacePhysical="`cat "$interface_physical_path/name"`"
+		else InterfacePhysical="`ls -l "$interface_physical_path" | sed 's/^.*\/\([a-zA-Z0-9_-]*\)$/\1/'`"
+		fi
+	fi
+
+	if [ ! "$InterfacePhysical" ]; then return 2; fi
 }
+
+function interface_hardware() {
+	if [ ! "$1" ]; then return 1; fi
+
+	local __interface_hardware__device="/sys/class/net/$1/device"
+	local __interface_hardware__hwinfo="$__interface_hardware__device/modalias"
+
+	InterfaceHardwareBus="`cut -d ":" -f 1 "$__interface_chipset__hwinfo" 2> $InterfaceUtilsOutputDevice`"
+
+	case "$InterfaceHardwareBus" in
+		"usb") # Wanted to replace the line below with awk, but i'll probably just add complexity & issues (mawk vs gawk).
+			InterfaceHardwareID="`cut -d ":" -f 2 $__interface_chipset__hwinfo | cut -b 1-10 | sed 's/^.//;s/p/:/'`";;
+		"pci" | "pcmcia" | "sdio")
+			InterfaceHardwareID="`cat "$__interface_hardware__device/vendor" 2> $InterfaceUtilsOutputDevice`:`cat "$__interface_hardware__device/device" 2> $InterfaceUtilsOutputDevice`";;
+		default) # The following will only work for USB devices.
+			InterfaceHardwareID="`cat "$__interface_hardware__device/idVendor" 2> $InterfaceUtilsOutputDevice`:`cat "$__interface_hardware__device/idProduct" 2> $InterfaceUtilsOutputDevice`";;
+			InterfaceHardwareBus="usb" # This will be reset below if InterfaceHardwareID is invalid.
+	esac
+
+	# Check for invalid InterfaceHardwareID (starts or ends with :) .. not a happy face, still won't quote it.
+	if echo "$InterfaceHardwareID" | egrep -q "^:|:$"; then
+		unset InterfaceHardwareID
+		unset InterfaceHardwareBus
+		return 2
+	fi
+}
+
+function interface_chipset() {
+	if [ ! "$1" ]; then return 1; fi
+
+	if ! interface_hardware	"$1"; then return 2; fi
+
+	case "$InterfaceHardwareBus" in
+		"usb")
+			if [ ! "$InterfaceUSBBus" ]; then return 3; fi
+			InterfaceChipset="`lsusb -d "$InterfaceHardwareID" | head -n1 - | cut -f3- -d ":" | sed 's/^....//;s/ Network Connection//g;s/ Wireless Adapter//g;s/^ //'`"
+		"pci" | "pcmcia")
+			if [ ! "$InterfacePCIBus" ]; then return 4; fi
+			InterfaceChipset="$(lspci -d $InterfaceHardwareID | cut -f3- -d ":" | sed 's/Wireless LAN Controller //g;s/ Network Connection//g;s/ Wireless Adapter//;s/^ //')"
+		"sdio")
+			if [[ "${InterfaceHardwareID,,}" = "0x02d0"* ]]
+			then InterfaceChipset=$(printf "Broadcom %d" ${InterfaceHardwareID:7})
+			else InterfaceChipset="Unknown chipset for SDIO device."
+			fi;;
+		default)
+			InterfaceChipset="Unknown device chipset & device bus."
+	esac
+}
+