Module: Metasploit::Framework::Compiler::Mingw
- Included in:
- X64, X86
- Defined in:
- lib/metasploit/framework/compiler/mingw.rb
Defined Under Namespace
Classes: CompiledPayloadNotFoundError, UncompilablePayloadError, X64, X86
Constant Summary
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- MINGW_X86 =
'i686-w64-mingw32-gcc'
- MINGW_X64 =
'x86_64-w64-mingw32-gcc'
- INCLUDE_DIR =
File.join(Msf::Config.data_directory, 'headers', 'windows', 'c_payload_util')
- UTILITY_DIR =
File.join(Msf::Config.data_directory, 'utilities', 'encrypted_payload')
Instance Method Summary
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Instance Method Details
#build_cmd(src) ⇒ Object
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# File 'lib/metasploit/framework/compiler/mingw.rb', line 21
def build_cmd(src)
src_file = "#{self.file_name}.c"
exe_file = "#{self.file_name}.exe"
cmd = ''
link_options = '-Wl,'
File.write(src_file, src)
opt_level = [ 'Os', 'O0', 'O1', 'O2', 'O3', 'Og' ].include?(self.opt_lvl) ? "-#{self.opt_lvl} " : "-O2 "
cmd << "#{self.mingw_bin} "
cmd << "#{src_file} -I #{INCLUDE_DIR} "
cmd << "-o #{exe_file} "
cmd << '-ffunction-sections '
cmd << '-fno-asynchronous-unwind-tables '
cmd << '-nostdlib '
cmd << '-fno-ident '
cmd << opt_level
link_options << '--no-seh,'
link_options << '-s,' if self.strip_syms
link_options << "-T#{self.link_script}" if self.link_script
cmd << link_options
cmd
end
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#cleanup_files ⇒ Object
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# File 'lib/metasploit/framework/compiler/mingw.rb', line 53
def cleanup_files
src_file = "#{self.file_name}.c"
exe_file = "#{self.file_name}.exe"
unless self.keep_src
File.delete(src_file) if File.exist?(src_file)
end
unless self.keep_exe
File.delete(exe_file) if File.exist?(exe_file)
end
rescue Errno::ENOENT
print_error("Failed to delete file")
end
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#compile_c(src) ⇒ Object
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# File 'lib/metasploit/framework/compiler/mingw.rb', line 14
def compile_c(src)
cmd = build_cmd(src)
stdin_err, status = Open3.capture2e(cmd)
stdin_err
end
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