Struct gear_core_processor::Ext
source · pub struct Ext {
pub context: ProcessorContext,
pub current_counter: CounterType,
/* private fields */
}
Expand description
Structure providing externalities for running host functions.
Fields§
§context: ProcessorContext
Processor context.
current_counter: CounterType
Actual gas counter type within wasm module’s global.
Trait Implementations§
source§impl CountersOwner for Ext
impl CountersOwner for Ext
source§fn charge_gas_for_token(&mut self, token: CostToken) -> Result<(), ChargeError>
fn charge_gas_for_token(&mut self, token: CostToken) -> Result<(), ChargeError>
Charge for runtime api call.
source§fn charge_gas_if_enough(&mut self, amount: u64) -> Result<(), ChargeError>
fn charge_gas_if_enough(&mut self, amount: u64) -> Result<(), ChargeError>
Charge gas if enough, else just returns error.
source§fn current_counter_type(&self) -> CounterType
fn current_counter_type(&self) -> CounterType
Currently set gas counter type.
source§fn decrease_current_counter_to(&mut self, amount: u64)
fn decrease_current_counter_to(&mut self, amount: u64)
Decreases gas left by fetched single numeric of actual counter.
source§fn define_current_counter(&mut self) -> u64
fn define_current_counter(&mut self) -> u64
Returns minimal amount of gas counters and set the type of current counter.
§fn current_counter_value(&self) -> u64
fn current_counter_value(&self) -> u64
Returns value of gas counter currently set.
source§impl Externalities for Ext
impl Externalities for Ext
§type UnrecoverableError = UnrecoverableExtError
type UnrecoverableError = UnrecoverableExtError
An error issued in infallible syscall.
§type FallibleError = FallibleExtError
type FallibleError = FallibleExtError
An error issued in fallible syscall.
§type AllocError = AllocExtError
type AllocError = AllocExtError
An error issued during allocation.
source§fn alloc(
&mut self,
pages_num: u32,
mem: &mut impl Memory
) -> Result<WasmPage, Self::AllocError>
fn alloc( &mut self, pages_num: u32, mem: &mut impl Memory ) -> Result<WasmPage, Self::AllocError>
Allocate number of pages. Read more
source§fn free_range(
&mut self,
start: WasmPage,
end: WasmPage
) -> Result<(), Self::AllocError>
fn free_range( &mut self, start: WasmPage, end: WasmPage ) -> Result<(), Self::AllocError>
Free specific memory range.
source§fn env_vars(&self, version: u32) -> Result<EnvVars, Self::UnrecoverableError>
fn env_vars(&self, version: u32) -> Result<EnvVars, Self::UnrecoverableError>
Get environment variables currently set in the system and in the form
corresponded to the requested version.
source§fn block_height(&self) -> Result<u32, Self::UnrecoverableError>
fn block_height(&self) -> Result<u32, Self::UnrecoverableError>
Get the current block height.
source§fn block_timestamp(&self) -> Result<u64, Self::UnrecoverableError>
fn block_timestamp(&self) -> Result<u64, Self::UnrecoverableError>
Get the current block timestamp.
source§fn send_init(&mut self) -> Result<u32, Self::FallibleError>
fn send_init(&mut self) -> Result<u32, Self::FallibleError>
Initialize a new incomplete message for another program and return its handle.
source§fn send_push(
&mut self,
handle: u32,
buffer: &[u8]
) -> Result<(), Self::FallibleError>
fn send_push( &mut self, handle: u32, buffer: &[u8] ) -> Result<(), Self::FallibleError>
Push an extra buffer into message payload by handle.
source§fn send_push_input(
&mut self,
handle: u32,
offset: u32,
len: u32
) -> Result<(), Self::FallibleError>
fn send_push_input( &mut self, handle: u32, offset: u32, len: u32 ) -> Result<(), Self::FallibleError>
Push the incoming message buffer into message payload by handle.
source§fn send_commit(
&mut self,
handle: u32,
msg: HandlePacket,
delay: u32
) -> Result<MessageId, Self::FallibleError>
fn send_commit( &mut self, handle: u32, msg: HandlePacket, delay: u32 ) -> Result<MessageId, Self::FallibleError>
Complete message and send it to another program.
source§fn reservation_send_commit(
&mut self,
id: ReservationId,
handle: u32,
msg: HandlePacket,
delay: u32
) -> Result<MessageId, Self::FallibleError>
fn reservation_send_commit( &mut self, id: ReservationId, handle: u32, msg: HandlePacket, delay: u32 ) -> Result<MessageId, Self::FallibleError>
Complete message and send it to another program using gas from reservation.
source§fn reply_push(&mut self, buffer: &[u8]) -> Result<(), Self::FallibleError>
fn reply_push(&mut self, buffer: &[u8]) -> Result<(), Self::FallibleError>
Push an extra buffer into reply message.
source§fn reply_commit(
&mut self,
msg: ReplyPacket
) -> Result<MessageId, Self::FallibleError>
fn reply_commit( &mut self, msg: ReplyPacket ) -> Result<MessageId, Self::FallibleError>
Complete reply message and send it to source program.
source§fn reservation_reply_commit(
&mut self,
id: ReservationId,
msg: ReplyPacket
) -> Result<MessageId, Self::FallibleError>
fn reservation_reply_commit( &mut self, id: ReservationId, msg: ReplyPacket ) -> Result<MessageId, Self::FallibleError>
Complete reply message and send it to source program from reservation.
source§fn reply_to(&self) -> Result<MessageId, Self::FallibleError>
fn reply_to(&self) -> Result<MessageId, Self::FallibleError>
Get the message id of the initial message.
source§fn signal_from(&self) -> Result<MessageId, Self::FallibleError>
fn signal_from(&self) -> Result<MessageId, Self::FallibleError>
Get the message id which signal issues from.
source§fn reply_push_input(
&mut self,
offset: u32,
len: u32
) -> Result<(), Self::FallibleError>
fn reply_push_input( &mut self, offset: u32, len: u32 ) -> Result<(), Self::FallibleError>
Push the incoming message buffer into reply message.
source§fn source(&self) -> Result<ProgramId, Self::UnrecoverableError>
fn source(&self) -> Result<ProgramId, Self::UnrecoverableError>
Get the source of the message currently being handled.
source§fn reply_code(&self) -> Result<ReplyCode, Self::FallibleError>
fn reply_code(&self) -> Result<ReplyCode, Self::FallibleError>
Get the reply code if the message being processed.
source§fn signal_code(&self) -> Result<SignalCode, Self::FallibleError>
fn signal_code(&self) -> Result<SignalCode, Self::FallibleError>
Get the signal code if the message being processed.
source§fn message_id(&self) -> Result<MessageId, Self::UnrecoverableError>
fn message_id(&self) -> Result<MessageId, Self::UnrecoverableError>
Get the id of the message currently being handled.
source§fn program_id(&self) -> Result<ProgramId, Self::UnrecoverableError>
fn program_id(&self) -> Result<ProgramId, Self::UnrecoverableError>
Get the id of program itself
source§fn debug(&self, data: &str) -> Result<(), Self::UnrecoverableError>
fn debug(&self, data: &str) -> Result<(), Self::UnrecoverableError>
Send debug message. Read more
source§fn lock_payload(
&mut self,
at: u32,
len: u32
) -> Result<PayloadSliceLock, Self::FallibleError>
fn lock_payload( &mut self, at: u32, len: u32 ) -> Result<PayloadSliceLock, Self::FallibleError>
Takes ownership over payload of the executing message and
returns it in the wrapper [
PayloadSliceLock
], which acts
like lock. Read moresource§fn unlock_payload(
&mut self,
payload_holder: &mut PayloadSliceLock
) -> UnlockPayloadBound
fn unlock_payload( &mut self, payload_holder: &mut PayloadSliceLock ) -> UnlockPayloadBound
Reclaims ownership from the payload lock over previously taken payload from the
currently executing message.. Read more
source§fn size(&self) -> Result<usize, Self::UnrecoverableError>
fn size(&self) -> Result<usize, Self::UnrecoverableError>
Size of currently handled message payload.
source§fn reserve_gas(
&mut self,
amount: u64,
duration: u32
) -> Result<ReservationId, Self::FallibleError>
fn reserve_gas( &mut self, amount: u64, duration: u32 ) -> Result<ReservationId, Self::FallibleError>
Reserve some gas for a few blocks.
source§fn unreserve_gas(
&mut self,
id: ReservationId
) -> Result<u64, Self::FallibleError>
fn unreserve_gas( &mut self, id: ReservationId ) -> Result<u64, Self::FallibleError>
Unreserve gas using reservation ID.
source§fn system_reserve_gas(&mut self, amount: u64) -> Result<(), Self::FallibleError>
fn system_reserve_gas(&mut self, amount: u64) -> Result<(), Self::FallibleError>
Do system reservation.
source§fn gas_available(&self) -> Result<u64, Self::UnrecoverableError>
fn gas_available(&self) -> Result<u64, Self::UnrecoverableError>
Tell how much gas is left in running context.
source§fn value_available(&self) -> Result<u128, Self::UnrecoverableError>
fn value_available(&self) -> Result<u128, Self::UnrecoverableError>
Tell how much value is left in running context.
source§fn wait(&mut self) -> Result<(), Self::UnrecoverableError>
fn wait(&mut self) -> Result<(), Self::UnrecoverableError>
Interrupt the program and reschedule execution for maximum.
source§fn wait_for(&mut self, duration: u32) -> Result<(), Self::UnrecoverableError>
fn wait_for(&mut self, duration: u32) -> Result<(), Self::UnrecoverableError>
Interrupt the program and reschedule execution in duration.
source§fn wait_up_to(
&mut self,
duration: u32
) -> Result<bool, Self::UnrecoverableError>
fn wait_up_to( &mut self, duration: u32 ) -> Result<bool, Self::UnrecoverableError>
Interrupt the program and reschedule execution for maximum,
but not more than duration.
source§fn wake(
&mut self,
waker_id: MessageId,
delay: u32
) -> Result<(), Self::FallibleError>
fn wake( &mut self, waker_id: MessageId, delay: u32 ) -> Result<(), Self::FallibleError>
Wake the waiting message and move it to the processing queue.
source§fn create_program(
&mut self,
packet: InitPacket,
delay: u32
) -> Result<(MessageId, ProgramId), Self::FallibleError>
fn create_program( &mut self, packet: InitPacket, delay: u32 ) -> Result<(MessageId, ProgramId), Self::FallibleError>
Send init message to create a new program.
source§fn reply_deposit(
&mut self,
message_id: MessageId,
amount: u64
) -> Result<(), Self::FallibleError>
fn reply_deposit( &mut self, message_id: MessageId, amount: u64 ) -> Result<(), Self::FallibleError>
Create deposit to handle reply on given message.
source§fn random(&self) -> Result<(&[u8], u32), Self::UnrecoverableError>
fn random(&self) -> Result<(&[u8], u32), Self::UnrecoverableError>
Returns a random seed for the current block with message id as a subject, along with the time in the past since when it was determinable by chain observers.
source§fn forbidden_funcs(&self) -> &BTreeSet<SyscallName>
fn forbidden_funcs(&self) -> &BTreeSet<SyscallName>
Return the set of functions that are forbidden to be called.
§fn send(
&mut self,
msg: HandlePacket,
delay: u32
) -> Result<MessageId, Self::FallibleError>
fn send( &mut self, msg: HandlePacket, delay: u32 ) -> Result<MessageId, Self::FallibleError>
Send message to another program.
§fn reservation_send(
&mut self,
id: ReservationId,
msg: HandlePacket,
delay: u32
) -> Result<MessageId, Self::FallibleError>
fn reservation_send( &mut self, id: ReservationId, msg: HandlePacket, delay: u32 ) -> Result<MessageId, Self::FallibleError>
Send message to another program using gas from reservation.
§fn reply(&mut self, msg: ReplyPacket) -> Result<MessageId, Self::FallibleError>
fn reply(&mut self, msg: ReplyPacket) -> Result<MessageId, Self::FallibleError>
Produce reply to the current message.
§fn reservation_reply(
&mut self,
id: ReservationId,
msg: ReplyPacket
) -> Result<MessageId, Self::FallibleError>
fn reservation_reply( &mut self, id: ReservationId, msg: ReplyPacket ) -> Result<MessageId, Self::FallibleError>
Produce reply to the current message from reservation.
source§impl ProcessorExternalities for Ext
impl ProcessorExternalities for Ext
Empty implementation for non-substrate (and non-lazy-pages) using
source§fn new(context: ProcessorContext) -> Self
fn new(context: ProcessorContext) -> Self
Create new
source§fn into_ext_info(self, memory: &impl Memory) -> Result<ExtInfo, MemoryError>
fn into_ext_info(self, memory: &impl Memory) -> Result<ExtInfo, MemoryError>
Convert externalities into info.
source§fn lazy_pages_init_for_program(
mem: &mut impl Memory,
prog_id: ProgramId,
memory_infix: MemoryInfix,
stack_end: Option<WasmPage>,
globals_config: GlobalsAccessConfig,
lazy_pages_costs: LazyPagesCosts
)
fn lazy_pages_init_for_program( mem: &mut impl Memory, prog_id: ProgramId, memory_infix: MemoryInfix, stack_end: Option<WasmPage>, globals_config: GlobalsAccessConfig, lazy_pages_costs: LazyPagesCosts )
Protect and save storage keys for pages which has no data
source§fn lazy_pages_post_execution_actions(mem: &mut impl Memory)
fn lazy_pages_post_execution_actions(mem: &mut impl Memory)
Lazy pages program post execution actions
source§fn lazy_pages_status() -> Status
fn lazy_pages_status() -> Status
Returns lazy pages status
Auto Trait Implementations§
impl RefUnwindSafe for Ext
impl Send for Ext
impl Sync for Ext
impl Unpin for Ext
impl UnwindSafe for Ext
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impl<T> ArchivePointee for T
§type ArchivedMetadata = ()
type ArchivedMetadata = ()
The archived version of the pointer metadata for this type.
§fn pointer_metadata(
_: &<T as ArchivePointee>::ArchivedMetadata
) -> <T as Pointee>::Metadata
fn pointer_metadata( _: &<T as ArchivePointee>::ArchivedMetadata ) -> <T as Pointee>::Metadata
Converts some archived metadata to the pointer metadata for itself.
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
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impl<T> Conv for T
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impl<F, W, T, D> Deserialize<With<T, W>, D> for F
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&self,
deserializer: &mut D
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fn deserialize( &self, deserializer: &mut D ) -> Result<With<T, W>, <D as Fallible>::Error>
Deserializes using the given deserializer
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impl<T> Downcast for Twhere
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