metasploit-framework/lib/rex/compat.rb

332 lines
6.9 KiB
Ruby

# -*- coding: binary -*-
module Rex
###
#
# This class provides os-specific functionality
#
###
module Compat
STD_INPUT_HANDLE = -10
STD_OUTPUT_HANDLE = -11
STD_ERROR_HANDLE = -12
GENERIC_READ = 0x80000000
GENERIC_WRITE = 0x40000000
GENERIC_EXECUTE = 0x20000000
FILE_SHARE_READ = 0x00000001
FILE_SHARE_WRITE = 0x00000002
OPEN_EXISTING = 0x00000003
ENABLE_LINE_INPUT = 2
ENABLE_ECHO_INPUT = 4
ENABLE_PROCESSED_INPUT = 1
#
# Platform detection
#
@@is_windows = @@is_cygwin = @@is_macosx = @@is_linux = @@is_bsdi = @@is_freebsd = @@is_netbsd = @@is_openbsd = @@is_java = false
@@loaded_win32api = false
@@loaded_tempfile = false
@@loaded_fileutils = false
def self.is_windows
return @@is_windows if @@is_windows
@@is_windows = (RUBY_PLATFORM =~ /mswin(32|64)|mingw(32|64)/) ? true : false
end
def self.is_cygwin
return @@is_cygwin if @@is_cygwin
@@is_cygwin = (RUBY_PLATFORM =~ /cygwin/) ? true : false
end
def self.is_macosx
return @@is_macosx if @@is_macosx
@@is_macosx = (RUBY_PLATFORM =~ /darwin/) ? true : false
end
def self.is_linux
return @@is_linux if @@is_linux
@@is_linux = (RUBY_PLATFORM =~ /linux/) ? true : false
end
def self.is_bsdi
return @@is_bsdi if @@is_bsdi
@@is_bsdi = (RUBY_PLATFORM =~ /bsdi/i) ? true : false
end
def self.is_netbsd
return @@is_netbsd if @@is_netbsd
@@is_netbsd = (RUBY_PLATFORM =~ /netbsd/) ? true : false
end
def self.is_freebsd
return @@is_freebsd if @@is_freebsd
@@is_freebsd = (RUBY_PLATFORM =~ /freebsd/) ? true : false
end
def self.is_openbsd
return @@is_openbsd if @@is_openbsd
@@is_openbsd = (RUBY_PLATFORM =~ /openbsd/) ? true : false
end
def self.is_java
return @@is_java if @@is_java
@@is_java = (RUBY_PLATFORM =~ /java/) ? true : false
end
def self.is_wow64
return false if not is_windows
is64 = false
begin
buff = "\x00" * 4
Win32API.new("kernel32","IsWow64Process",['L','P'],'L').call(-1, buff)
is64 = (buff.unpack("V")[0]) == 1 ? true : false
rescue ::Exception
end
is64
end
def self.cygwin_to_win32(path)
if(path !~ /^\/cygdrive/)
return ::IO.popen("cygpath -w #{path}", "rb").read.strip
end
dir = path.split("/")
dir.shift
dir.shift
dir[0] = dir[0] + ":"
dir.join("\\")
end
def self.open_file(url='')
case RUBY_PLATFORM
when /cygwin/
path = self.cygwin_to_win32(url)
system(["cmd", "cmd"], "/c", "explorer", path)
else
self.open_browser(url)
end
end
def self.open_browser(url='http://metasploit.com/')
case RUBY_PLATFORM
when /cygwin/
if(url[0,1] == "/")
self.open_file(url)
end
return if not @@loaded_win32api
Win32API.new("shell32.dll", "ShellExecute", ["PPPPPL"], "L").call(nil, "open", url, nil, nil, 0)
when /mswin32|mingw/
return if not @@loaded_win32api
Win32API.new("shell32.dll", "ShellExecute", ["PPPPPL"], "L").call(nil, "open", url, nil, nil, 0)
when /darwin/
system("open #{url}")
else
# Search through the PATH variable (if it exists) and chose a browser
# We are making an assumption about the nature of "PATH" so tread lightly
if defined? ENV['PATH']
# "sensible-browser" opens the "default" browser in Ubuntu and others, so try that first
# but also provide fallbacks
['xdg-open', 'sensible-browser', 'firefox', 'firefox-bin', 'opera', 'konqueror', 'chromium-browser'].each do |browser|
ENV['PATH'].split(':').each do |path|
# Does the browser exists?
if File.exists?("#{path}/#{browser}")
system("#{browser} #{url} &")
return
end
end
end
end
end
end
def self.open_email(addr)
case RUBY_PLATFORM
when /mswin32|cygwin/
return if not @@loaded_win32api
Win32API.new("shell32.dll", "ShellExecute", ["PPPPPL"], "L").call(nil, "open", "mailto:"+addr, nil, nil, 0)
when /darwin/
system("open mailto:#{addr}")
else
# ?
end
end
def self.play_sound(path)
case RUBY_PLATFORM
when /cygwin/
path = self.cygwin_to_win32(path)
return if not @@loaded_win32api
Win32API.new("winmm.dll", "sndPlaySoundA", ["SI"], "I").call(path, 0x20000)
when /mswin32/
return if not @@loaded_win32api
Win32API.new("winmm.dll", "sndPlaySoundA", ["SI"], "I").call(path, 0x20000)
when /darwin/
system("afplay #{path} >/dev/null 2>&1")
else
system("aplay #{path} >/dev/null 2>&1")
end
end
def self.getenv(var)
if (is_windows and @@loaded_win32api)
f = Win32API.new("kernel32", "GetEnvironmentVariable", ["P", "P", "I"], "I")
buff = "\x00" * 16384
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
#
# Obtain the path to our interpreter
#
def self.win32_ruby_path
return nil if ! (is_windows and @@loaded_win32api)
gmh = Win32API.new("kernel32", "GetModuleHandle", ["P"], "L")
gmf = Win32API.new("kernel32", "GetModuleFileName", ["LPL"], "L")
mod = gmh.call(nil)
inf = "\x00" * 1024
gmf.call(mod, inf, 1024)
inf.unpack("Z*")[0]
end
#
# Call WinExec (equiv to system("cmd &"))
#
def self.win32_winexec(cmd)
return nil if ! (is_windows and @@loaded_win32api)
exe = Win32API.new("kernel32", "WinExec", ["PL"], "L")
exe.call(cmd, 0)
end
#
# Verify the Console2 environment
#
def self.win32_console2_verify
return nil if ! (is_windows and @@loaded_win32api)
buf = "\x00" * 512
out = Win32API.new("kernel32", "GetStdHandle", ["L"], "L").call(STD_OUTPUT_HANDLE)
res = Win32API.new("kernel32","GetConsoleTitle", ["PL"], "L").call(buf, buf.length-1) rescue 0
( res > 0 and buf.index("Console2 command").nil? ) ? false : true
end
#
# Expand a 8.3 path to a full path
#
def self.win32_expand_path(path)
return nil if ! (is_windows and @@loaded_win32api)
glp = Win32API.new('kernel32', 'GetLongPathName', 'PPL', 'L')
buf = "\x00" * 260
len = glp.call(path, buf, buf.length)
buf[0, len]
end
#
# Platform independent socket pair
#
def self.pipe
if (! is_windows())
# Standard pipes should be fine
return ::IO.pipe
end
# Create a socket connection for Windows
serv = nil
port = 1024
while (! serv and port < 65535)
begin
serv = TCPServer.new('127.0.0.1', (port += 1))
rescue ::Exception
end
end
pipe1 = TCPSocket.new('127.0.0.1', port)
# Accept the forked child
pipe2 = serv.accept
# Shutdown the server
serv.close
return [pipe1, pipe2]
end
#
# Copy a file to a temporary path
#
def self.temp_copy(path)
raise RuntimeError,"missing Tempfile" if not @@loaded_tempfile
fd = File.open(path, "rb")
tp = Tempfile.new("msftemp")
tp.binmode
tp.write(fd.read(File.size(path)))
tp.close
fd.close
tp
end
#
# Delete an opened temporary file
#
def self.temp_delete(tp)
raise RuntimeError,"missing FileUtils" if not @@loaded_fileutils
begin
FileUtils.rm(tp.path)
rescue
end
end
#
# Initialization
#
if(is_windows or is_cygwin)
begin
require "Win32API"
@@loaded_win32api = true
rescue ::Exception
end
end
begin
require "tempfile"
@@loaded_tempfile = true
rescue ::Exception
end
begin
require "fileutils"
@@loaded_fileutils = true
rescue ::Exception
end
end
end