Trait sp_consensus_aura::AuraApi

pub trait AuraApi<Block: BlockT, AuthorityId: Codec>: Core<Block> {
    fn slot_duration(
        &self, 
        __runtime_api_at_param__: &BlockId<Block>
    ) -> Result<SlotDuration, ApiError> { ... }
    fn slot_duration_with_context(
        &self, 
        __runtime_api_at_param__: &BlockId<Block>, 
        context: ExecutionContext
    ) -> Result<SlotDuration, ApiError> { ... }
    fn authorities(
        &self, 
        __runtime_api_at_param__: &BlockId<Block>
    ) -> Result<Vec<AuthorityId>, ApiError> { ... }
    fn authorities_with_context(
        &self, 
        __runtime_api_at_param__: &BlockId<Block>, 
        context: ExecutionContext
    ) -> Result<Vec<AuthorityId>, ApiError> { ... }
}

API necessary for block authorship with aura.

Provided methods

fn slot_duration(
    &self,
    __runtime_api_at_param__: &BlockId<Block>
) -> Result<SlotDuration, ApiError>

Returns the slot duration for Aura.

Currently, only the value provided by this type at genesis will be used.

fn slot_duration_with_context(
    &self,
    __runtime_api_at_param__: &BlockId<Block>,
    context: ExecutionContext
) -> Result<SlotDuration, ApiError>

Returns the slot duration for Aura.

Currently, only the value provided by this type at genesis will be used.

fn authorities(
    &self,
    __runtime_api_at_param__: &BlockId<Block>
) -> Result<Vec<AuthorityId>, ApiError>

fn authorities_with_context(
    &self,
    __runtime_api_at_param__: &BlockId<Block>,
    context: ExecutionContext
) -> Result<Vec<AuthorityId>, ApiError>

Trait Implementations

impl<Block: BlockT, AuthorityId: Codec> RuntimeApiInfo for dyn AuraApi<Block, AuthorityId>

const ID: [u8; 8]

The identifier of the runtime api.

const VERSION: u32

The version of the runtime api.

Implementors

impl<__SR_API_BLOCK__: BlockT + UnwindSafe + RefUnwindSafe, RuntimeApiImplCall: CallApiAt<__SR_API_BLOCK__> + 'static> AuraApi<__SR_API_BLOCK__, Public> for RuntimeApiImpl<__SR_API_BLOCK__, RuntimeApiImplCall> where     RuntimeApiImplCall::StateBackend: StateBackend<HashFor<__SR_API_BLOCK__>>,     SlotDuration: UnwindSafe + RefUnwindSafe,     Vec<AuraId>: UnwindSafe + RefUnwindSafe,     __SR_API_BLOCK__::Header: UnwindSafe + RefUnwindSafe,

impl<__SR_API_BLOCK__: BlockT + UnwindSafe + RefUnwindSafe, RuntimeApiImplCall: CallApiAt<__SR_API_BLOCK__> + 'static> AuraApi<__SR_API_BLOCK__, Public> for RuntimeApiImpl<__SR_API_BLOCK__, RuntimeApiImplCall> where     RuntimeApiImplCall::StateBackend: StateBackend<HashFor<__SR_API_BLOCK__>>,     SlotDuration: UnwindSafe + RefUnwindSafe,     Vec<AuraId>: UnwindSafe + RefUnwindSafe,     __SR_API_BLOCK__::Header: UnwindSafe + RefUnwindSafe,