CommsDSL Specification
  • Introduction
  • Version
  • Schema Definition
  • Multiple Files
  • Namespaces
  • Platforms
  • References
  • Properties
  • Numeric Values
  • Boolean Values
  • Names
  • Protocol Versioning
  • Schema
  • Fields
    • Common Properties of Fields
    • enum Field
    • int Field
    • set Field
    • bitfield Field
    • bundle Field
    • string Field
    • data Field
    • list Field
    • float Field
    • ref Field
    • optional Field
    • variant Field
    • Referencing Values of Other Fields
  • Messages
  • Interfaces
  • Aliases
  • Frames
    • Common Properties of Layers
    • payload Layer
    • id Layer
    • size Layer
    • sync Layer
    • checksum Layer
    • value Layer
    • custom Layer
  • Protocol Versioning Summary
  • Appendix
    • Properties of schema
    • Common Properties of Fields
    • Properties of enum Field
    • Properties of int Field
    • Properties of set Field
    • Properties of bitfield Field
    • Properties of bundle Field
    • Properties of string Field
    • Properties of data Field
    • Properties of list Field
    • Properties of float Field
    • Properties of ref Field
    • Properties of optional Field
    • Properties of variant Field
    • Units
    • Properties of message
    • Properties of interface
    • Properties of alias
    • Properties of frame
    • Common Properties of Layers
    • Properties of checksum Layer
    • Properties of value Layer
    • Properties of custom Layer
Powered by GitBook
On this page

Was this helpful?

  1. Appendix

Properties of checksum Layer

PreviousCommon Properties of LayersNextProperties of value Layer

Last updated 5 years ago

Was this helpful?

The <checksum> layer has all the properties as well as ones listed below. Refer to chapter for detailed description.

Property Name

Allowed type / value

DSL Version

Required

Default Value

Description

alg

"sum", "crc-ccitt", "crc-16", "crc-32", "custom"

1

yes

Checksum calculation algorithm.

algName

string

1

no (unless alg is custom)

Name of the custom algorithm. Applicable only if alg="custom".

from

string

1

yes (only if until is not specified)

Name of the frame layer, from which the checksum calculation starts.

until

string

1

yes (only if from is not specified)

Name of the frame layer, until (and including) which the checksum calculation is executed.

verifyBeforeRead

1

no

false

Perform checksum verification without reading values of other layers.

common
<checksum> Layer
name
name
name
bool