[−][src]Trait elrond_wasm::ContractHookApi

pub trait ContractHookApi<BigInt, BigUint>: Sized where
    BigInt: NestedEncode + 'static,
    BigUint: NestedEncode + 'static, {
    fn get_sc_address(&self) -> Address;

    fn get_owner_address(&self) -> Address;

    fn get_caller(&self) -> Address;

    fn get_balance(&self, address: &Address) -> BigUint;

    fn storage_store_slice_u8(&self, key: &[u8], value: &[u8]);

    fn storage_load_len(&self, key: &[u8]) -> usize;

    fn storage_load_vec_u8(&self, key: &[u8]) -> Vec<u8>;

    fn storage_store_bytes32(&self, key: &[u8], value: &[u8; 32]);

    fn storage_load_bytes32(&self, key: &[u8]) -> [u8; 32];

    fn storage_store_big_uint(&self, key: &[u8], value: &BigUint);

    fn storage_load_big_uint(&self, key: &[u8]) -> BigUint;

    fn storage_store_big_int(&self, key: &[u8], value: &BigInt);

    fn storage_load_big_int(&self, key: &[u8]) -> BigInt;

    fn storage_store_u64(&self, key: &[u8], value: u64);

    fn storage_store_i64(&self, key: &[u8], value: i64);

    fn storage_load_u64(&self, key: &[u8]) -> u64;

    fn storage_load_i64(&self, key: &[u8]) -> i64;

    fn get_call_value_big_uint(&self) -> BigUint;

    fn get_esdt_value_big_uint(&self) -> BigUint;

    fn get_esdt_token_name(&self) -> Option<Vec<u8>>;

    fn send_tx(&self, to: &Address, amount: &BigUint, message: &str);

    fn async_call(&self, to: &Address, amount: &BigUint, data: &[u8]);

    fn get_tx_hash(&self) -> H256;

    fn get_gas_left(&self) -> u64;

    fn get_block_timestamp(&self) -> u64;

    fn get_block_nonce(&self) -> u64;

    fn get_block_round(&self) -> u64;

    fn get_block_epoch(&self) -> u64;

    fn get_block_random_seed(&self) -> Box<[u8; 48]>ⓘ
Notable traits for Box<F>
impl<F> Future for Box<F> where
    F: Unpin + Future + ?Sized,     type Output = <F as Future>::Output;impl<I> Iterator for Box<I> where
    I: Iterator + ?Sized,     type Item = <I as Iterator>::Item;
;

    fn get_prev_block_timestamp(&self) -> u64;

    fn get_prev_block_nonce(&self) -> u64;

    fn get_prev_block_round(&self) -> u64;

    fn get_prev_block_epoch(&self) -> u64;

    fn get_prev_block_random_seed(&self) -> Box<[u8; 48]>ⓘ
Notable traits for Box<F>
impl<F> Future for Box<F> where
    F: Unpin + Future + ?Sized,     type Output = <F as Future>::Output;impl<I> Iterator for Box<I> where
    I: Iterator + ?Sized,     type Item = <I as Iterator>::Item;
;

    fn sha256(&self, data: &[u8]) -> H256;

    fn keccak256(&self, data: &[u8]) -> H256;

    fn get_sc_balance(&self) -> BigUint { ... }

    fn storage_load_boxed_slice_u8(&self, key: &[u8]) -> Box<[u8]>ⓘ
Notable traits for Box<F>
impl<F> Future for Box<F> where
    F: Unpin + Future + ?Sized,     type Output = <F as Future>::Output;impl<I> Iterator for Box<I> where
    I: Iterator + ?Sized,     type Item = <I as Iterator>::Item;
 { ... }

    fn storage_load_cumulated_validator_reward(&self) -> BigUint { ... }
}

Interface to be used by the actual smart contract code.

Note: contracts and the api are not mutable. They simply pass on/retrieve data to/from the protocol. When mocking the blockchain state, we use the Rc/RefCell pattern to isolate mock state mutability from the contract interface.

Required methods

fn get_sc_address(&self) -> Address

fn get_owner_address(&self) -> Address

fn get_caller(&self) -> Address

fn get_balance(&self, address: &Address) -> BigUint

fn storage_store_slice_u8(&self, key: &[u8], value: &[u8])

fn storage_load_len(&self, key: &[u8]) -> usize

fn storage_load_vec_u8(&self, key: &[u8]) -> Vec<u8>

fn storage_store_bytes32(&self, key: &[u8], value: &[u8; 32])

fn storage_load_bytes32(&self, key: &[u8]) -> [u8; 32]

fn storage_store_big_uint(&self, key: &[u8], value: &BigUint)

fn storage_load_big_uint(&self, key: &[u8]) -> BigUint

fn storage_store_big_int(&self, key: &[u8], value: &BigInt)

fn storage_load_big_int(&self, key: &[u8]) -> BigInt

fn storage_store_u64(&self, key: &[u8], value: u64)

fn storage_store_i64(&self, key: &[u8], value: i64)

fn storage_load_u64(&self, key: &[u8]) -> u64

fn storage_load_i64(&self, key: &[u8]) -> i64

fn get_call_value_big_uint(&self) -> BigUint

fn get_esdt_value_big_uint(&self) -> BigUint

fn get_esdt_token_name(&self) -> Option<Vec<u8>>

fn send_tx(&self, to: &Address, amount: &BigUint, message: &str)

fn async_call(&self, to: &Address, amount: &BigUint, data: &[u8])

fn get_tx_hash(&self) -> H256

fn get_gas_left(&self) -> u64

fn get_block_timestamp(&self) -> u64

fn get_block_nonce(&self) -> u64

fn get_block_round(&self) -> u64

fn get_block_epoch(&self) -> u64

fn get_block_random_seed(&self) -> Box<[u8; 48]>ⓘ

Notable traits for Box<F>

impl<F> Future for Box<F> where
    F: Unpin + Future + ?Sized,  type Output = <F as Future>::Output;impl<I> Iterator for Box<I> where
    I: Iterator + ?Sized,  type Item = <I as Iterator>::Item;

fn get_prev_block_timestamp(&self) -> u64

fn get_prev_block_nonce(&self) -> u64

fn get_prev_block_round(&self) -> u64

fn get_prev_block_epoch(&self) -> u64

fn get_prev_block_random_seed(&self) -> Box<[u8; 48]>ⓘ

Notable traits for Box<F>

impl<F> Future for Box<F> where
    F: Unpin + Future + ?Sized,  type Output = <F as Future>::Output;impl<I> Iterator for Box<I> where
    I: Iterator + ?Sized,  type Item = <I as Iterator>::Item;

fn sha256(&self, data: &[u8]) -> H256

fn keccak256(&self, data: &[u8]) -> H256

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Provided methods

fn get_sc_balance(&self) -> BigUint

fn storage_load_boxed_slice_u8(&self, key: &[u8]) -> Box<[u8]>ⓘ

Notable traits for Box<F>

impl<F> Future for Box<F> where
    F: Unpin + Future + ?Sized,  type Output = <F as Future>::Output;impl<I> Iterator for Box<I> where
    I: Iterator + ?Sized,  type Item = <I as Iterator>::Item;

fn storage_load_cumulated_validator_reward(&self) -> BigUint

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Implementors

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