From 187bbe4bbec7cb22c33df9c805c829e939892016 Mon Sep 17 00:00:00 2001
From: Steven Barth <steven@midlink.org>
Date: Tue, 22 Apr 2008 16:07:02 +0000
Subject: * ffluci.sys.net.hexip4: Added option for big endian support *
 ffluci.cbi.TypedSection.cfgsections: Check whether there are any
 configuration sections before iterating * ffluci.view.public_status.routes:
 Added "fix" for big endian systems

---
 core/src/ffluci/cbi.lua |  5 +++++
 core/src/ffluci/sys.lua | 19 +++++++++++++------
 2 files changed, 18 insertions(+), 6 deletions(-)

(limited to 'core/src/ffluci')

diff --git a/core/src/ffluci/cbi.lua b/core/src/ffluci/cbi.lua
index f09d48ad7a..5b38d1b50a 100644
--- a/core/src/ffluci/cbi.lua
+++ b/core/src/ffluci/cbi.lua
@@ -367,7 +367,12 @@ end
 -- Return all matching UCI sections for this TypedSection
 function TypedSection.cfgsections(self)
 	local sections = {}
+	
 	local map = self.map:get()
+	if not map[".order"] then
+		return sections
+	end
+	
 	for i, k in pairs(map[".order"]) do
 		if map[k][".type"] == self.sectiontype then
 			if self:checkscope(k) then
diff --git a/core/src/ffluci/sys.lua b/core/src/ffluci/sys.lua
index c97017d8d0..44855f8ef3 100644
--- a/core/src/ffluci/sys.lua
+++ b/core/src/ffluci/sys.lua
@@ -143,8 +143,8 @@ 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)
+-- Returns the numeric IP to a given hexstring (little endian)
+function net.hexip4(hex, bigendian)
 	if #hex ~= 8 then
 		return nil
 	end
@@ -152,10 +152,17 @@ function net.hexip4(hex)
 	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)))
+	if bigendian then
+		ip = ip .. tostring(hexdec(hex:sub(1,2))) .. "."
+		ip = ip .. tostring(hexdec(hex:sub(3,4))) .. "."
+		ip = ip .. tostring(hexdec(hex:sub(5,6))) .. "."
+		ip = ip .. tostring(hexdec(hex:sub(7,8)))
+	else
+		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)))
+	end
 	
 	return ip
 end
-- 
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