Class: FFI::VixDiskLib::SafeCreateParams

Inherits:
Object
  • Object
show all
Extended by:
Library, API
Defined in:
lib/ffi-vix_disk_lib/safe_create_params.rb

Constant Summary

Constants included from API

API::AdapterType, API::ConnectParams, API::CredType, API::DiskType, API::HWVERSION_CURRENT, API::HWVERSION_ESX30, API::HWVERSION_WORKSTATION_4, API::HWVERSION_WORKSTATION_5, API::HWVERSION_WORKSTATION_6, API::LOADED_LIBRARY, API::VERSION, API::VIXDISKLIB_FLAG_OPEN_READ_ONLY, API::VIXDISKLIB_FLAG_OPEN_SINGLE_LINK, API::VIXDISKLIB_FLAG_OPEN_UNBUFFERED, API::VIXDISKLIB_SECTOR_SIZE, API::VixErrorType

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from API

ProgressFunc, attach, attach_function, check_repair, cleanup, clone, close, connect, connect_ex, create, create_child, defragment, disconnect, end_access, enum, evaluate_versioned_connect_params, exit, free_connect_params, free_error_text, get_connect_params, get_error_text, get_info, get_metadata_keys, get_transport_mode, grow, init, initEx, is_attach_possible, list_transport_modes, load_error, open, prepare_for_access, read, read_metadata, rename, shrink, space_needed_for_clone, unlink, vix_error_code, vix_failed?, vix_succeeded?, write, write_metadata

Constructor Details

#initialize(in_create_parms) ⇒ SafeCreateParams

Read the contents of a CreateParams structure passed as an argument into FFI memory which will be allocated to be used when calling out to VixDiskLib



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# File 'lib/ffi-vix_disk_lib/safe_create_params.rb', line 14

def initialize(in_create_parms)
  create_parms = FFI::MemoryPointer.new(VixDiskLib::CreateParams, 1, true)
  create_parms_start = create_parms
  disk_type = in_create_parms[:diskType]
  create_parms = create_parms_start + VixDiskLib::CreateParams.offset_of(:diskType)
  create_parms.write_int(DiskType[disk_type]) unless in_create_parms[:diskType].nil?
  adapter_type = in_create_parms[:adapterType]
  create_parms = create_parms_start + VixDiskLib::CreateParams.offset_of(:adapterType)
  create_parms.write_int(AdapterType[adapter_type]) unless in_create_parms[:adapterType].nil?
  create_parms = create_parms_start + VixDiskLib::CreateParams.offset_of(:hwVersion)
  create_parms.write_uint16(in_create_parms[:hwVersion]) unless in_create_parms[:hwVersion].nil?
  create_parms = create_parms_start + VixDiskLib::CreateParams.offset_of(:capacity)
  create_parms.write_uint64(in_create_parms[:capacity]) unless in_create_parms[:capacity].nil?
  @create_params = create_parms_start
end

Instance Attribute Details

#create_params ⇒ Object (readonly)

Returns the value of attribute create_params.



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# File 'lib/ffi-vix_disk_lib/safe_create_params.rb', line 7

def create_params
  @create_params
end