Fixes #193. Add a unicode-capable workaround for windows, patch code to go through the compat lib

git-svn-id: file:///home/svn/framework3/trunk@5873 4d416f70-5f16-0410-b530-b9f4589650da

lib/msf/base/config.rb

@@ -21,9 +21,10 @@ class Config < Hash
 	def self.get_config_root
 	
 		# Windows-specific environment variables
-		['LOCALAPPDATA', 'APPDATA', 'USERPROFILE'].each do |dir|
-			if (ENV[dir] and File.directory?(ENV[dir]))
-				return File.join(ENV[dir], ".msf3")
+		['LOCALAPPDATA', 'APPDATA', 'USERPROFILE', 'HOME'].each do |dir|
+			val = Rex::Compat.getenv(dir)
+			if (val and File.directory?(val))
+				return File.join(val, ".msf3")
 			end
 		end
 								

lib/rex/compat.rb

@@ -31,6 +31,7 @@ ENABLE_PROCESSED_INPUT = 1
 #
 
 @@is_windows = @@is_macosx = @@is_linux = @@is_bsdi = @@is_freebsd = @@is_netbsd = @@is_openbsd = false
+@@loaded_win32api = false
 
 def self.is_windows
 	return @@is_windows if @@is_windows
@@ -93,6 +94,27 @@ def self.open_email(addr)
 	end
 end
 
+def self.getenv(var)
+	if (is_windows and @@loaded_win32api)
+		f = Win32API.new("kernel32", "GetEnvironmentVariable", ["P", "P", "I"], "I")
+		buff = "\x00" * 65536
+		sz = f.call(var, buff, buff.length)
+		return nil if sz == 0
+		buff[0,sz]	
+	else
+		ENV[var]
+	end
+end
+
+def self.setenv(var,val)
+	if (is_windows and @@loaded_win32api)
+		f = Win32API.new("kernel32", "SetEnvironmentVariable", ["P", "P"], "I")
+		f.call(var, val + "\x00")
+	else
+		ENV[var]= val
+	end
+end
+
 #
 # Change the Windows console to non-blocking mode
 #
@@ -275,5 +297,18 @@ def self.pipe
 end
 
 
+#
+# Initialization
+#
+
+if(is_windows)
+	begin
+		require "Win32API"
+		@@loaded_win32api = true
+	rescue ::Exception
+	end
+end
+
+
 end
 end

lib/rex/file.rb

@@ -15,8 +15,9 @@ module FileUtils
 	# a fully qualified path to the supplied file name.
 	#
 	def self.find_full_path(file_name)
-		if (ENV['PATH'])
-			ENV['PATH'].split(::File::PATH_SEPARATOR).each { |base|
+		path = Rex::Compat.getenv('PATH')
+		if (path)
+			path.split(::File::PATH_SEPARATOR).each { |base|
 				begin
 					path = base + ::File::SEPARATOR + file_name
 					if (::File::Stat.new(path))

lib/rex/post/meterpreter/ui/console/command_dispatcher/stdapi/fs.rb

@@ -183,7 +183,7 @@ class Console::CommandDispatcher::Stdapi::Fs
 		end
 
 		# Spawn the editor
-		editor = ENV['EDITOR'] || 'vi'
+		editor = Rex::Compat.getenv('EDITOR') || vi
 
 		# If it succeeds, upload it to the remote side.
 		if (system("#{editor} #{temp_path}") == true)

lib/rex/ui/text/shell.rb

@@ -186,11 +186,8 @@ module Shell
 		# Color is disabled until we resolve some bugs
 		return false
 
-		begin
-			(ENV['TERM'].match(/(?:vt10[03]|xterm(?:-color)?|linux|screen)/i) != nil)
-		rescue
-			false
-		end
+		term = Rex::Compat.getenv('TERM')
+		(term and term.match(/(?:vt10[03]|xterm(?:-color)?|linux|screen)/i) != nil)
 	end
 
 	#