Struct exonum::messages::BlockRequest

pub struct BlockRequest { /* fields omitted */ }

Request for the block with the given height.

Validation

The message is ignored if its height is bigger than the node's one.

Processing

BlockResponse message is sent as the response.

Generation

This message can be sent during Status processing.

Methods

impl BlockRequest

fn new(
    from: &PublicKey,
    to: &PublicKey,
    height: Height,
    secret_key: &SecretKey
) -> BlockRequest

Creates messsage and sign it.

fn new_with_signature(
    from: &PublicKey,
    to: &PublicKey,
    height: Height,
    signature: &Signature
) -> BlockRequest

Creates message and appends existing signature.

fn message_id() -> u16

Returns message_id useable for matching.

fn service_id() -> u16

Returns service_id useable for matching.

fn from(&self) -> &PublicKey

The sender's public key.

fn to(&self) -> &PublicKey

Public key of the recipient.

fn height(&self) -> Height

The height to which the message is related.

Trait Implementations

impl Clone for BlockRequest

fn clone(&self) -> BlockRequest

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl PartialEq for BlockRequest

fn eq(&self, __arg_0: &BlockRequest) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, __arg_0: &BlockRequest) -> bool

This method tests for !=.

impl Message for BlockRequest

fn raw(&self) -> &RawMessage

Returns raw message.

fn hash(&self) -> Hash

Returns hash of the RawMessage.

fn verify_signature(&self, pub_key: &PublicKey) -> bool

Verifies the message using given public key.

impl<'a> SegmentField<'a> for BlockRequest

fn item_size() -> Offset

size of item fixed part that this Field collect.

fn count(&self) -> Offset

count of items in collection

fn extend_buffer(&self, buffer: &mut Vec<u8>)

extend buffer with this collection

unsafe fn from_buffer(buffer: &'a [u8], from: Offset, count: Offset) -> Self

create collection from buffer

fn check_data(
    buffer: &'a [u8],
    from: CheckedOffset,
    count: CheckedOffset,
    latest_segment: CheckedOffset
) -> Result

check collection data

impl FromRaw for BlockRequest

fn from_raw(raw: RawMessage) -> Result<BlockRequest, Error>

Converts the raw message into the specific one.

impl StorageValue for BlockRequest

fn hash(&self) -> Hash

Returns a hash of the value.

fn into_bytes(self) -> Vec<u8>

Serialize a value into a vector of bytes.

fn from_bytes(value: Cow<[u8]>) -> Self

Deserialize a value from bytes.

impl Debug for BlockRequest

fn fmt(&self, fmt: &mut Formatter) -> Result<(), Error>

Formats the value using the given formatter.

impl ExonumJson for BlockRequest

fn deserialize_field<B>(
    value: &Value,
    buffer: &mut B,
    from: Offset,
    to: Offset
) -> Result<(), Box<Error>> where
    B: WriteBufferWrapper, 

write deserialized field in buffer on place.

fn serialize_field(&self) -> Result<Value, Box<Error>>

serialize field as json::Value

impl ExonumJsonDeserialize for BlockRequest

fn deserialize(value: &Value) -> Result<Self, Box<Error>>

deserialize json value.

impl<'de> Deserialize<'de> for BlockRequest

fn deserialize<D>(deserializer: D) -> Result<Self, D::Error> where
    D: Deserializer<'de>, 

Deserialize this value from the given Serde deserializer.

impl Serialize for BlockRequest

fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error> where
    S: Serializer, 

Serialize this value into the given Serde serializer.