Class: Chef::ReservedNames::Win32::Security::ACE

Inherits:
Object
  • Object
show all
Defined in:
lib/chef/win32/security/ace.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(pointer, owner = nil) ⇒ ACE

Returns a new instance of ACE.



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# File 'lib/chef/win32/security/ace.rb', line 30

def initialize(pointer, owner = nil)
  if Chef::ReservedNames::Win32::API::Security::ACE_WITH_MASK_AND_SID.supports?(pointer.read_uchar)
    @struct = Chef::ReservedNames::Win32::API::Security::ACE_WITH_MASK_AND_SID.new pointer
  else
    # TODO Support ALL the things
    @struct = Chef::ReservedNames::Win32::API::Security::ACE_HEADER.new pointer
  end
  # Keep a reference to the actual owner of this memory so we don't get freed
  @owner = owner
end

Instance Attribute Details

#struct ⇒ Object (readonly)

Returns the value of attribute struct.



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# File 'lib/chef/win32/security/ace.rb', line 53

def struct
  @struct
end

Class Method Details

.access_allowed(sid, mask, flags = 0) ⇒ Object 



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# File 'lib/chef/win32/security/ace.rb', line 45

def self.access_allowed(sid, mask, flags = 0)
  create_ace_with_mask_and_sid(Chef::ReservedNames::Win32::API::Security::ACCESS_ALLOWED_ACE_TYPE, flags, mask, sid)
end

.access_denied(sid, mask, flags = 0) ⇒ Object 



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# File 'lib/chef/win32/security/ace.rb', line 49

def self.access_denied(sid, mask, flags = 0)
  create_ace_with_mask_and_sid(Chef::ReservedNames::Win32::API::Security::ACCESS_DENIED_ACE_TYPE, flags, mask, sid)
end

.size_with_sid(sid) ⇒ Object 



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# File 'lib/chef/win32/security/ace.rb', line 41

def self.size_with_sid(sid)
  Chef::ReservedNames::Win32::API::Security::ACE_WITH_MASK_AND_SID.offset_of(:SidStart) + sid.size
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/chef/win32/security/ace.rb', line 55

def ==(other)
  type == other.type && flags == other.flags && mask == other.mask && sid == other.sid
end

#dup ⇒ Object 



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# File 'lib/chef/win32/security/ace.rb', line 59

def dup
  ACE.create_ace_with_mask_and_sid(type, flags, mask, sid)
end

#explicit? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/chef/win32/security/ace.rb', line 71

def explicit?
  ! inherited?
end

#flags ⇒ Object 



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# File 'lib/chef/win32/security/ace.rb', line 63

def flags
  struct[:AceFlags]
end

#flags=(val) ⇒ Object 



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# File 'lib/chef/win32/security/ace.rb', line 67

def flags=(val)
  struct[:AceFlags] = val
end

#inherited? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/chef/win32/security/ace.rb', line 75

def inherited?
  (struct[:AceFlags] & Chef::ReservedNames::Win32::API::Security::INHERITED_ACE) != 0
end

#mask ⇒ Object 



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# File 'lib/chef/win32/security/ace.rb', line 79

def mask
  struct[:Mask]
end

#mask=(val) ⇒ Object 



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# File 'lib/chef/win32/security/ace.rb', line 83

def mask=(val)
  struct[:Mask] = val
end

#pointer ⇒ Object 



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# File 'lib/chef/win32/security/ace.rb', line 87

def pointer
  struct.pointer
end

#sid ⇒ Object 



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# File 'lib/chef/win32/security/ace.rb', line 95

def sid
  # The SID runs off the end of the structure, starting at :SidStart.
  # Use pointer arithmetic to get a pointer to that location.
  Chef::ReservedNames::Win32::Security::SID.new(struct.pointer + struct.offset_of(:SidStart))
end

#size ⇒ Object 



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# File 'lib/chef/win32/security/ace.rb', line 91

def size
  struct[:AceSize]
end

#to_s ⇒ Object 



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# File 'lib/chef/win32/security/ace.rb', line 101

def to_s
  "#{sid.}/flags:#{flags.to_s(16)}/mask:#{mask.to_s(16)}"
end

#type ⇒ Object 



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# File 'lib/chef/win32/security/ace.rb', line 105

def type
  struct[:AceType]
end