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use # length operator instead of string.len (canonicalize)

Browse Source 
Used this perl command:

$ # perl -pi -e 's/string\.len\((.*?)\)/#\1/g' *.lua

Also fixed one instance where the above command didn't correctly
translate the intended code (string.len(a .. b .. c)).
This commit is contained in:
batrick
2011-05-11 15:08:55 +00:00
parent e700497f6c
commit 4444071f03
17 changed files with 82 additions and 82 deletions
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14
nselib/netbios.lua
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@@ -31,7 +31,7 @@ function name_encode(name, scope)
stdnse.print_debug(3, "Encoding name '%s'", name)
-- Truncate or pad the string to 16 bytes
if(string.len(name) >= 16) then
if(#name >= 16) then
name = string.sub(name, 1, 16)
else
local padding = " "
@@ -41,7 +41,7 @@ function name_encode(name, scope)
repeat
name = name .. padding
until string.len(name) == 16
until #name == 16
end
-- Convert to uppercase
@@ -49,7 +49,7 @@ function name_encode(name, scope)
-- Do the L1 encoding
local L1_encoded = ""
for i=1, string.len(name), 1 do
for i=1, #name, 1 do
local b = string.byte(name, i)
L1_encoded = L1_encoded .. string.char(bit.rshift(bit.band(b, 0xF0), 4) + 0x41)
L1_encoded = L1_encoded .. string.char(bit.rshift(bit.band(b, 0x0F), 0) + 0x41)
@@ -62,7 +62,7 @@ function name_encode(name, scope)
-- Split the scope at its periods
local piece
for piece in string.gmatch(scope, "[^.]+") do
L2_encoded = L2_encoded .. string.char(string.len(piece)) .. piece
L2_encoded = L2_encoded .. string.char(#piece) .. piece
end
end
@@ -97,15 +97,15 @@ function name_decode(encoded_name)
-- Decode the scope
local pos = 34
while string.len(encoded_name) > pos do
while #encoded_name > pos do
local len = string.byte(encoded_name, pos)
scope = scope .. string.sub(encoded_name, pos + 1, pos + len) .. "."
pos = pos + 1 + len
end
-- If there was a scope, remove the trailing period
if(string.len(scope) > 0) then
scope = string.sub(scope, 1, string.len(scope) - 1)
if(#scope > 0) then
scope = string.sub(scope, 1, #scope - 1)
end
stdnse.print_debug(3, "=> '%s'", name)