BACnet.Protocol.Services.AtomicReadFile (bacstack v0.1.0)

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This module represents the BACnet Atomic Read File service.

The Atomic Read File service is used to atomically read from a file on a device.

Service Description (ASHRAE 135):

The AtomicReadFile Service is used by a client BACnet-user to perform an open-read-close operation on the contents of the specified file. The file may be accessed as records or as a stream of octets.

Summary

Types

t()

Functions

confirmed?()

Whether the service is of type confirmed or unconfirmed.

from_apdu(request)

Converts the given Confirmed Service Request into an Atomic Read File Service.

get_name()

Get the service name atom.

to_apdu(service, request_data)

Get the Confirmed Service request for the given Atomic Read File Service.

Types

t()

@type t() :: %BACnet.Protocol.Services.AtomicReadFile{
  object_identifier: BACnet.Protocol.ObjectIdentifier.t(),
  requested_count: non_neg_integer(),
  start_position: integer(),
  stream_access: boolean()
}

Functions

confirmed?()

@spec confirmed?() :: true

Whether the service is of type confirmed or unconfirmed.

from_apdu(request)

@spec from_apdu(BACnet.Protocol.APDU.ConfirmedServiceRequest.t()) ::
  {:ok, t()} | {:error, term()}

Converts the given Confirmed Service Request into an Atomic Read File Service.

get_name()

@spec get_name() :: atom()

Get the service name atom.

to_apdu(service, request_data)

@spec to_apdu(t(), Keyword.t()) ::
  {:ok, BACnet.Protocol.APDU.ConfirmedServiceRequest.t()} | {:error, term()}

Get the Confirmed Service request for the given Atomic Read File Service.

See the BACnet.Protocol.Services.Protocol function documentation for more information.