Module astar_primitives::xcm

XCM Primitives

Overview

Collection of common XCM primitives used by runtimes.

• AssetLocationIdConverter - conversion between local asset Id and cross-chain asset multilocation
• FixedRateOfForeignAsset - weight trader for execution payment in foreign asset
• ReserveAssetFilter - used to check whether asset/origin are a valid reserve location
• XcmFungibleFeeHandler - used to handle XCM fee execution fees

Please refer to implementation below for more info.

Structs

• AbsoluteAndRelativeReserveProvider
  Asset reserve location provider. It’s based on RelativeReserveProvider and in addition will convert self absolute location to relative location.
• AccountIdToMultiLocation
  Convert AccountId to Location.
• AllowTopLevelPaidExecutionFrom
  Allows execution from origin if it is contained in T (i.e. T::Contains(origin)) taking payments into account.
• AssetLocationIdConverter
  Used to convert between cross-chain asset multilocation and local asset Id.
• FixedRateOfForeignAsset
  Used as weight trader for foreign assets.
• ReserveAssetFilter
  Used to determine whether the cross-chain asset is coming from a trusted reserve or not
• XcmFungibleFeeHandler
  Used to deposit XCM fees into a destination account.

Constants

• MAX_ASSETS
• XCM_SIZE_LIMIT