* Added public webif pages:

3 files changed, 724 insertions, 1 deletions

diff --git a/core/Makefile b/core/Makefile
index c6c7ede67..6421a41d3 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -3,7 +3,7 @@ LUAC_OPTIONS = -s
 
 FILES = ffluci/debug.lua ffluci/view/*.htm ffluci/view/cbi/*.htm ffluci/i18n/*
 
-CFILES = ffluci/util.lua ffluci/http.lua ffluci/fs.lua \
+CFILES = ffluci/bits.lua ffluci/util.lua ffluci/http.lua ffluci/fs.lua \
 ffluci/sys.lua ffluci/model/uci.lua ffluci/model/ipkg.lua \
 ffluci/config.lua ffluci/i18n.lua ffluci/template.lua \
 ffluci/cbi.lua ffluci/dispatcher.lua ffluci/menu.lua ffluci/init.lua 
diff --git a/core/src/ffluci/bits.lua b/core/src/ffluci/bits.lua
new file mode 100644
index 000000000..f8434c335
--- /dev/null
+++ b/core/src/ffluci/bits.lua
@@ -0,0 +1,542 @@
+--[[
+/*
+ * Copyright (c) 2007 Tim Kelly/Dialectronics
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining 
+ * a copy of this software and associated documentation files (the 
+ * "Software"),  to deal in the Software without restriction, including 
+ * without limitation the rights to use, copy, modify, merge, publish, 
+ * distribute, sublicense, and/or sell copies of the Software, and to permit 
+ * persons to whom the Software is furnished to do so, subject to the 
+ * following conditions:
+ *
+ * The above copyright notice and this permission notice shall be 
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY 
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT 
+ * OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR 
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+--]]
+
+--[[
+/*
+ * Copyright (c) 2007 Tim Kelly/Dialectronics
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining 
+ * a copy of this software and associated documentation files (the 
+ * "Software"),  to deal in the Software without restriction, including 
+ * without limitation the rights to use, copy, modify, merge, publish, 
+ * distribute, sublicense, and/or sell copies of the Software, and to permit 
+ * persons to whom the Software is furnished to do so, subject to the 
+ * following conditions:
+ *
+ * The above copyright notice and this permission notice shall be 
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY 
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT 
+ * OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR 
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+--]]
+
+module("ffluci.bits", package.seeall);
+
+local hex2bin = {
+	["0"] = "0000",
+	["1"] = "0001",
+	["2"] = "0010",
+	["3"] = "0011",
+	["4"] = "0100",
+	["5"] = "0101",
+	["6"] = "0110",
+	["7"] = "0111",
+	["8"] = "1000",
+	["9"] = "1001",
+	["a"] = "1010",
+        ["b"] = "1011",
+        ["c"] = "1100",
+        ["d"] = "1101",
+        ["e"] = "1110",
+        ["f"] = "1111"
+	}
+
+
+
+local bin2hex = {
+	["0000"] = "0",
+	["0001"] = "1",
+	["0010"] = "2",
+	["0011"] = "3",
+	["0100"] = "4",
+	["0101"] = "5",
+	["0110"] = "6",
+	["0111"] = "7",
+	["1000"] = "8",
+	["1001"] = "9",
+	["1010"] = "A",
+        ["1011"] = "B",
+        ["1100"] = "C",
+        ["1101"] = "D",
+        ["1110"] = "E",
+        ["1111"] = "F"
+	}
+
+--[[
+local dec2hex = {
+	["0"] = "0",
+	["1"] = "1",
+	["2"] = "2",
+	["3"] = "3",
+	["4"] = "4",
+	["5"] = "5",
+	["6"] = "6",
+	["7"] = "7",
+	["8"] = "8",
+	["9"] = "9",
+	["10"] = "A",
+	["11"] = "B",
+	["12"] = "C",
+	["13"] = "D",
+	["14"] = "E",
+	["15"] = "F"
+	}
+--]]
+
+
+-- These functions are big-endian and take up to 32 bits
+
+-- Hex2Bin
+-- Bin2Hex
+-- Hex2Dec
+-- Dec2Hex
+-- Bin2Dec
+-- Dec2Bin
+
+
+function Hex2Bin(s)
+
+-- s	-> hexadecimal string
+
+local ret = ""
+local i = 0
+
+
+	for i in string.gfind(s, ".") do
+		i = string.lower(i)
+
+		ret = ret..hex2bin[i]
+
+	end
+
+	return ret
+end
+
+
+function Bin2Hex(s)
+
+-- s 	-> binary string
+
+local l = 0
+local h = ""
+local b = ""
+local rem
+
+l = string.len(s)
+rem = l % 4
+l = l-1
+h = ""
+
+	-- need to prepend zeros to eliminate mod 4
+	if (rem > 0) then
+		s = string.rep("0", 4 - rem)..s
+	end
+
+	for i = 1, l, 4 do
+		b = string.sub(s, i, i+3)
+		h = h..bin2hex[b]
+	end
+
+	return h
+
+end
+
+
+function Bin2Dec(s)
+
+-- s	-> binary string
+
+local num = 0
+local ex = string.len(s) - 1
+local l = 0
+
+	l = ex + 1
+	for i = 1, l do
+		b = string.sub(s, i, i)
+		if b == "1" then
+			num = num + 2^ex
+		end
+		ex = ex - 1
+	end
+
+	return string.format("%u", num)
+
+end
+
+
+
+function Dec2Bin(s, num)
+
+-- s	-> Base10 string
+-- num  -> string length to extend to
+
+local n
+
+	if (num == nil) then
+		n = 0
+	else
+		n = num
+	end
+
+	s = string.format("%x", s)
+
+	s = Hex2Bin(s)
+
+	while string.len(s) < n do
+		s = "0"..s
+	end
+
+	return s
+
+end
+
+
+
+
+function Hex2Dec(s)
+
+-- s	-> hexadecimal string
+
+local s = Hex2Bin(s)
+
+	return Bin2Dec(s)
+
+end
+
+
+
+function Dec2Hex(s)
+
+-- s	-> Base10 string
+
+	s = string.format("%x", s)
+
+	return s
+
+end
+
+
+
+
+-- These functions are big-endian and will extend to 32 bits
+
+-- BMAnd
+-- BMNAnd
+-- BMOr
+-- BMXOr
+-- BMNot
+
+
+function BMAnd(v, m)
+
+-- v	-> hex string to be masked
+-- m	-> hex string mask
+
+-- s	-> hex string as masked
+
+-- bv	-> binary string of v
+-- bm	-> binary string mask
+
+local bv = Hex2Bin(v)
+local bm = Hex2Bin(m)
+
+local i = 0
+local s = ""
+
+	while (string.len(bv) < 32) do
+		bv = "0000"..bv
+	end
+
+	while (string.len(bm) < 32) do
+		bm = "0000"..bm
+	end
+
+
+	for i = 1, 32 do
+		cv = string.sub(bv, i, i)
+		cm = string.sub(bm, i, i)
+		if cv == cm then
+			if cv == "1" then
+				s = s.."1"
+			else
+				s = s.."0"
+			end
+		else
+			s = s.."0"
+
+		end
+	end
+
+	return Bin2Hex(s)
+
+end
+
+
+function BMNAnd(v, m)
+
+-- v	-> hex string to be masked
+-- m	-> hex string mask
+
+-- s	-> hex string as masked
+
+-- bv	-> binary string of v
+-- bm	-> binary string mask
+
+local bv = Hex2Bin(v)
+local bm = Hex2Bin(m)
+
+local i = 0
+local s = ""
+
+	while (string.len(bv) < 32) do
+		bv = "0000"..bv
+	end
+
+	while (string.len(bm) < 32) do
+		bm = "0000"..bm
+	end
+
+
+	for i = 1, 32 do
+		cv = string.sub(bv, i, i)
+		cm = string.sub(bm, i, i)
+		if cv == cm then
+			if cv == "1" then
+				s = s.."0"
+			else
+				s = s.."1"
+			end
+		else
+			s = s.."1"
+
+		end
+	end
+
+	return Bin2Hex(s)
+
+end
+
+
+
+function BMOr(v, m)
+
+-- v	-> hex string to be masked
+-- m	-> hex string mask
+
+-- s	-> hex string as masked
+
+-- bv	-> binary string of v
+-- bm	-> binary string mask
+
+local bv = Hex2Bin(v)
+local bm = Hex2Bin(m)
+
+local i = 0
+local s = ""
+
+	while (string.len(bv) < 32) do
+		bv = "0000"..bv
+	end
+
+	while (string.len(bm) < 32) do
+		bm = "0000"..bm
+	end
+
+
+	for i = 1, 32 do
+		cv = string.sub(bv, i, i)
+		cm = string.sub(bm, i, i)
+		if cv == "1" then
+				s = s.."1"
+		elseif cm == "1" then
+				s = s.."1"
+		else
+			s = s.."0"
+		end
+	end
+
+	return Bin2Hex(s)
+
+end
+
+function BMXOr(v, m)
+
+-- v	-> hex string to be masked
+-- m	-> hex string mask
+
+-- s	-> hex string as masked
+
+-- bv	-> binary string of v
+-- bm	-> binary string mask
+
+local bv = Hex2Bin(v)
+local bm = Hex2Bin(m)
+
+local i = 0
+local s = ""
+
+	while (string.len(bv) < 32) do
+		bv = "0000"..bv
+	end
+
+	while (string.len(bm) < 32) do
+		bm = "0000"..bm
+	end
+
+
+	for i = 1, 32 do
+		cv = string.sub(bv, i, i)
+		cm = string.sub(bm, i, i)
+		if cv == "1" then
+			if cm == "0" then
+				s = s.."1"
+			else
+				s = s.."0"
+			end
+		elseif cm == "1" then
+			if cv == "0" then
+				s = s.."1"
+			else
+				s = s.."0"
+			end
+		else
+			-- cv and cm == "0"
+			s = s.."0"
+		end
+	end
+
+	return Bin2Hex(s)
+
+end
+
+
+function BMNot(v, m)
+
+-- v	-> hex string to be masked
+-- m	-> hex string mask
+
+-- s	-> hex string as masked
+
+-- bv	-> binary string of v
+-- bm	-> binary string mask
+
+local bv = Hex2Bin(v)
+local bm = Hex2Bin(m)
+
+local i = 0
+local s = ""
+
+	while (string.len(bv) < 32) do
+		bv = "0000"..bv
+	end
+
+	while (string.len(bm) < 32) do
+		bm = "0000"..bm
+	end
+
+
+	for i = 1, 32 do
+		cv = string.sub(bv, i, i)
+		cm = string.sub(bm, i, i)
+		if cm == "1" then
+			if cv == "1" then
+				-- turn off
+				s = s.."0"
+			else
+				-- turn on
+				s = s.."1"
+			end
+		else
+			-- leave untouched
+			s = s..cv
+
+		end
+	end
+
+	return Bin2Hex(s)
+
+end
+
+
+-- these functions shift right and left, adding zeros to lost or gained bits
+-- returned values are 32 bits long
+
+-- BShRight(v, nb)
+-- BShLeft(v, nb)
+
+
+function BShRight(v, nb)
+
+-- v	-> hexstring value to be shifted
+-- nb	-> number of bits to shift to the right
+
+-- s	-> binary string of v
+
+local s = Hex2Bin(v)
+
+	while (string.len(s) < 32) do
+		s = "0000"..s
+	end
+
+	s = string.sub(s, 1, 32 - nb)
+
+	while (string.len(s) < 32) do
+		s = "0"..s
+	end
+
+	return Bin2Hex(s)
+
+end
+
+function BShLeft(v, nb)
+
+-- v	-> hexstring value to be shifted
+-- nb	-> number of bits to shift to the right
+
+-- s	-> binary string of v
+
+local s = Hex2Bin(v)
+
+	while (string.len(s) < 32) do
+		s = "0000"..s
+	end
+
+	s = string.sub(s, nb + 1, 32)
+
+	while (string.len(s) < 32) do
+		s = s.."0"
+	end
+
+	return Bin2Hex(s)
+
+end
\ No newline at end of file
diff --git a/core/src/ffluci/sys.lua b/core/src/ffluci/sys.lua
index 334768c0e..f50b014f0 100644
--- a/core/src/ffluci/sys.lua
+++ b/core/src/ffluci/sys.lua
@@ -26,6 +26,8 @@ limitations under the License.
 
 module("ffluci.sys", package.seeall)
 require("posix")
+require("ffluci.bits")
+require("ffluci.util")
 
 -- Runs "command" and returns its output
 function exec(command)
@@ -68,6 +70,11 @@ function hostname()
 	return io.lines("/proc/sys/kernel/hostname")()
 end
 
+-- Returns the contents of a documented referred by an URL
+function httpget(url)
+	return exec("wget -qO- '"..url:gsub("'", "").."'")
+end
+
 -- Returns the load average
 function loadavg()
 	local loadavg = io.lines("/proc/loadavg")()
@@ -79,11 +86,49 @@ function reboot()
 	return os.execute("reboot >/dev/null 2>&1")
 end
 
+-- Returns the system type, cpu name, and installed physical memory
+function sysinfo()
+	local c1 = "cat /proc/cpuinfo|grep system\\ typ|cut -d: -f2 2>/dev/null"
+	local c2 = "uname -m 2>/dev/null"
+	local c3 = "cat /proc/cpuinfo|grep model\\ name|cut -d: -f2 2>/dev/null"
+	local c4 = "cat /proc/cpuinfo|grep cpu\\ model|cut -d: -f2 2>/dev/null"
+	local c5 = "cat /proc/meminfo|grep MemTotal|cut -d: -f2 2>/dev/null"
+	
+	local s = ffluci.util.trim(exec(c1))
+	local m = ""
+	local r = ""
+	
+	if s == "" then
+		s = ffluci.util.trim(exec(c2))
+		m = ffluci.util.trim(exec(c3))
+	else
+		m = ffluci.util.trim(exec(c4))
+	end
+	
+	r = ffluci.util.trim(exec(c5))
+	
+	return s, m, r
+end
+
 
 group = {}
 group.getgroup = posix.getgroup
 
 net = {}
+-- Returns whether an IP-Adress belongs to a certain net
+function net.belongs(ip, net)
+	local netparts = ffluci.util.split(net, "/")
+	
+	if #netparts ~= 2 then
+		return nil
+	end
+	
+	local binadr = net.ip4bin(ip)
+	local binnet = net.ip4bin(netparts[1])
+	
+	return (binadr:sub(1, netparts[2]) == binnet:sub(1, netparts[2]))
+end
+
 -- Returns all available network interfaces
 function net.devices()
 	local devices = {}
@@ -93,6 +138,52 @@ function net.devices()
 	return devices
 end
 
+-- Returns the kernel routing table
+function net.routes()
+	return _parse_delimited_table(io.lines("/proc/net/route"))
+end
+
+-- Returns the numeric IP to a given hexstring
+function net.hexip4(hex)
+	if #hex ~= 8 then
+		return nil
+	end
+	
+	local hexdec = ffluci.bits.Hex2Dec
+	
+	local ip = ""
+	ip = ip .. tostring(hexdec(hex:sub(7,8))) .. "."
+	ip = ip .. tostring(hexdec(hex:sub(5,6))) .. "."
+	ip = ip .. tostring(hexdec(hex:sub(3,4))) .. "."
+	ip = ip .. tostring(hexdec(hex:sub(1,2)))
+	
+	return ip
+end
+
+-- Returns the binary IP to a given IP
+function net.ip4bin(ip)
+	local parts = ffluci.util.split(ip, '%.')
+	if #parts ~= 4 then
+		return nil
+	end
+	
+	local decbin = ffluci.bits.Dec2Bin
+	
+	local bin = ""
+	bin = bin .. decbin(parts[1], 8)
+	bin = bin .. decbin(parts[2], 8)
+	bin = bin .. decbin(parts[3], 8)
+	bin = bin .. decbin(parts[4], 8)
+	
+	return bin
+end
+
+-- Tests whether a host is pingable
+function net.pingtest(host)
+	return os.execute("ping -c1 '"..host:gsub("'", '').."' >/dev/null 2>&1")
+end
+
+
 process = {}
 process.info = posix.getpid 
 
@@ -123,4 +214,94 @@ function user.setpasswd(user, pwd)
 	local cmd = "(echo '"..pwd.."';sleep 1;echo '"..pwd.."')|"
 	cmd = cmd .. "passwd '"..user.."' >/dev/null 2>&1"
 	return os.execute(cmd)
+end
+
+
+wifi = {}
+
+function wifi.getiwconfig()
+	local cnt = exec("/usr/sbin/iwconfig 2>/dev/null")
+	local iwc = {}
+	
+	for i, l in pairs(ffluci.util.split(ffluci.util.trim(cnt), "\n\n")) do
+		local k = l:match("^(.-) ")
+		l = l:gsub("^(.-) +", "", 1)
+		if k then
+			iwc[k] = _parse_mixed_record(l)
+		end
+	end
+	
+	return iwc	
+end
+
+function wifi.iwscan()
+	local cnt = exec("iwlist scan 2>/dev/null")
+	local iws = {}
+	
+	for i, l in pairs(ffluci.util.split(ffluci.util.trim(cnt), "\n\n")) do
+		local k = l:match("^(.-) ")
+		l = l:gsub("^[^\n]+", "", 1)
+		if k then
+			iws[k] = {}
+			for j, c in pairs(ffluci.util.split(l, "\n          Cell")) do
+				c = c:gsub("^(.-)- ", "", 1)
+				c = ffluci.util.split(c, "\n", 7)
+				c = table.concat(c, "\n", 1, 7)
+				table.insert(iws[k], _parse_mixed_record(c))
+			end
+		end
+	end
+	
+	return iws	
+end
+
+
+-- Internal functions
+
+function _parse_delimited_table(iter, delimiter)
+	delimiter = delimiter or "\t+"
+	
+	local data  = {}
+	local trim  = ffluci.util.trim
+	local split = ffluci.util.split
+	
+	local keys = split(trim(iter()), delimiter)
+	for i, j in pairs(keys) do
+		keys[i] = trim(keys[i])
+	end
+	
+	for line in iter do
+		local row = {}
+		line = trim(line)
+		if #line > 0 then
+			for i, j in pairs(split(line, delimiter)) do
+				if keys[i] then
+					row[keys[i]] = j
+				end
+			end
+		end
+		table.insert(data, row)
+	end
+	
+	return data
+end
+
+function _parse_mixed_record(cnt)
+	local data = {}
+	
+	for i, l in pairs(ffluci.util.split(ffluci.util.trim(cnt), "\n")) do
+    	for j, f in pairs(ffluci.util.split(ffluci.util.trim(l), "  ")) do
+        	local k, x, v = f:match('([^%s][^:=]+) *([:=]*) *"*([^\n"]*)"*')
+
+            if k then
+				if x == "" then
+					table.insert(data, k)				
+				else
+            		data[k] = v
+				end
+            end
+    	end
+	end
+		
+    return data
 end
\ No newline at end of file