Class: RightScale::Platform::WindowsSystemInformation

Inherits:
PlatformHelperBase show all
Defined in:
lib/right_agent/platform/windows/platform.rb,
lib/right_agent/platform/windows/mingw/platform.rb,
lib/right_agent/platform/windows/mswin/platform.rb

Overview

WindowsSecurity

Defined Under Namespace

Classes: API, Version

Constant Summary

Constants inherited from PlatformHelperBase

PlatformHelperBase::API_FALSE, PlatformHelperBase::API_NULL, PlatformHelperBase::API_TRUE, PlatformHelperBase::SIZEOF_DWORD, PlatformHelperBase::SIZEOF_QWORD, PlatformHelperBase::WIDE

Instance Method Summary collapse

Methods inherited from PlatformHelperBase

#copy_to_string_buffer, #with_unicode_buffer

Constructor Details

#initialize ⇒ WindowsSystemInformation

Returns a new instance of WindowsSystemInformation.



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# File 'lib/right_agent/platform/windows/platform.rb', line 1710

def initialize
  @version = nil
  @os_version_info = nil
end

Instance Method Details

#create_os_version_info ⇒ Object

Overrides base WindowsSystemInformation#create_os_version_info



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# File 'lib/right_agent/platform/windows/platform.rb', line 1756

def create_os_version_info
  must_be_overridden
end

#GetVersionEx(version_info_buffer) ⇒ Object

Overrides base WindowsSystemInformation#GetVersionEx



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# File 'lib/right_agent/platform/windows/platform.rb', line 1748

def GetVersionEx(version_info_buffer)
  must_be_overridden
end

#os_version_info ⇒ Array

Returns members of queried OSVERSIONINFO struct.

Returns:

  • (Array) —

    members of queried OSVERSIONINFO struct



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# File 'lib/right_agent/platform/windows/platform.rb', line 1728

def os_version_info
  unless @os_version_info
    buffer = create_os_version_info
    unless GetVersionEx(buffer)
      raise ::RightScale::Platform::Win32Error,
            'Failed to query Windows version'
    end
    @os_version_info = unpack_os_version_info(buffer)
  end
  @os_version_info
end

#unpack_os_version_info(buffer) ⇒ Object

Overrides base WindowsSystemInformation#unpack_os_version_info



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# File 'lib/right_agent/platform/windows/platform.rb', line 1763

def unpack_os_version_info(buffer)
  must_be_overridden
end

#version ⇒ Version

Returns version.

Returns:



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# File 'lib/right_agent/platform/windows/platform.rb', line 1716

def version
  unless @version
    osvi = os_version_info
    @version = ::RightScale::Platform::WindowsSystemInformation::Version.new(
      major = osvi[1],
      minor = osvi[2],
      build = osvi[3])
  end
  @version
end