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Builtin Precompiles

Darwinia Network

`0x0000000000000000000000000000000000000001`	ECRecover
`0x0000000000000000000000000000000000000002`	Sha256
`0x0000000000000000000000000000000000000003`	Ripemd160
`0x0000000000000000000000000000000000000004`	Identity
`0x0000000000000000000000000000000000000005`	Modexp
`0x0000000000000000000000000000000000000006`	Bn128Add
`0x0000000000000000000000000000000000000007`	Bn128Mul
`0x0000000000000000000000000000000000000008`	Bn128Pairing
`0x0000000000000000000000000000000000000009`	Blake2F
`0x0000000000000000000000000000000000000400`	StateStorage
`0x0000000000000000000000000000000000000401`	Dispatch
`0x0000000000000000000000000000000000000402`	KTON Asset
`0x0000000000000000000000000000000000000600`	Deposit
`0x0000000000000000000000000000000000000601`	Stake
`0x0000000000000000000000000000000000000800`	BLS12-381

Crab Network

`0x0000000000000000000000000000000000000001`	ECRecover
`0x0000000000000000000000000000000000000002`	Sha256
`0x0000000000000000000000000000000000000003`	Ripemd160
`0x0000000000000000000000000000000000000004`	Identity
`0x0000000000000000000000000000000000000005`	Modexp
`0x0000000000000000000000000000000000000006`	Bn128Add
`0x0000000000000000000000000000000000000007`	Bn128Mul
`0x0000000000000000000000000000000000000008`	Bn128Pairing
`0x0000000000000000000000000000000000000009`	Blake2F
`0x0000000000000000000000000000000000000400`	StateStorage
`0x0000000000000000000000000000000000000401`	Dispatch
`0x0000000000000000000000000000000000000402`	KTON Asset
`0x0000000000000000000000000000000000000600`	Deposit
`0x0000000000000000000000000000000000000601`	Stake
`0x0000000000000000000000000000000000000800`	BLS12-381

Pangoro Network

`0x0000000000000000000000000000000000000001`	ECRecover
`0x0000000000000000000000000000000000000002`	Sha256
`0x0000000000000000000000000000000000000003`	Ripemd160
`0x0000000000000000000000000000000000000004`	Identity
`0x0000000000000000000000000000000000000005`	Modexp
`0x0000000000000000000000000000000000000006`	Bn128Add
`0x0000000000000000000000000000000000000007`	Bn128Mul
`0x0000000000000000000000000000000000000008`	Bn128Pairing
`0x0000000000000000000000000000000000000009`	Blake2F
`0x0000000000000000000000000000000000000400`	StateStorage
`0x0000000000000000000000000000000000000401`	Dispatch
`0x0000000000000000000000000000000000000402`	KTON Asset
`0x0000000000000000000000000000000000000600`	Deposit
`0x0000000000000000000000000000000000000601`	Stake
`0x0000000000000000000000000000000000000800`	BLS12-381

Pangolin Network

`0x0000000000000000000000000000000000000001`	ECRecover
`0x0000000000000000000000000000000000000002`	Sha256
`0x0000000000000000000000000000000000000003`	Ripemd160
`0x0000000000000000000000000000000000000004`	Identity
`0x0000000000000000000000000000000000000005`	Modexp
`0x0000000000000000000000000000000000000006`	Bn128Add
`0x0000000000000000000000000000000000000007`	Bn128Mul
`0x0000000000000000000000000000000000000008`	Bn128Pairing
`0x0000000000000000000000000000000000000009`	Blake2F
`0x0000000000000000000000000000000000000400`	StateStorage
`0x0000000000000000000000000000000000000401`	Dispatch
`0x0000000000000000000000000000000000000402`	KTON Asset
`0x0000000000000000000000000000000000000600`	Deposit
`0x0000000000000000000000000000000000000601`	Stake
`0x0000000000000000000000000000000000000800`	BLS12-381

Precompiles

Ethereum Compatible

0x0000000000000000000000000000000000000001: ECRecover

0x0000000000000000000000000000000000000002: Sha256

0x0000000000000000000000000000000000000003: Ripemd160

0x0000000000000000000000000000000000000004: Identity

0x0000000000000000000000000000000000000005: Modexp

0x0000000000000000000000000000000000000006: Bn128Add

0x0000000000000000000000000000000000000007: Bn128Mul

0x0000000000000000000000000000000000000008: Bn128Pairing

0x0000000000000000000000000000000000000009: Blake2F

Darwinia Dedicated

0x0000000000000000000000000000000000000400: StateStorage

Retrieve the raw storage value from Substrate modules using the raw storage key.
Function Signature: state_storage(bytes)
Input:

bytes: The raw storage key

Output:

Returns the raw storage value under the given storage key, empty if there is no storage.

0x0000000000000000000000000000000000000401: Dispatch

Dispatch the substrate dispatch calls via the solidity interface.
Function Signature: (bytes)
Input:

bytes: The scale encoded substrate dispatch call

Output:

Returns an empty array on success, otherwise, an error.

0x0000000000000000000000000000000000000402: KTON Asset

This is fully compatible with the Ethereum ERC20 protocol interfaces.

0x0000000000000000000000000000000000000600: Deposit

Interact with the Darwinia deposit module via the solidity interface.
Functions:

Lock native token

Function Signature: lock(uint256,uint8)
Input:

amount, the locked RING amount
month, 1 ~ 36

Output:

bool, return true if success, otherwise false.

Claim locked native token

Function Signature:claim()
Output:

bool, return true if success, otherwise false.

Claim locked deposit items early.

Function Signature: claim_with_penalty(uint8)
Input:

id, the deposit id

Output:

bool, return true if success, otherwise false.

0x0000000000000000000000000000000000000601 Stake

Interact with the Darwinia stake module via the solidity interface.
Functions:

Stake tokens and deposit item

Function Signature: stake(uint256,uint256,uint8[])
Input:

ring_amount, the stake RING amount
kton_amount, the stake KTON amount
Vec<DepositId>, the deposit id list

Output:

bool, return true if success, otherwise false.

Restake the unstaking assets

Function Signature: restake(uint256,uint256,uint8[])
Input:

ring_amount, the stake RING amount
kton_amount, the stake KTON amount
Vec<DepositId>, the deposit ids list

Output:

bool, return true if success, otherwise false.

Withdraw the locked assets

Function Signature:unstake(uint256,uint256,uint8[])
Input:

ring_amount, the unstake RING amount
kton_amountthe unstake KTON amount
Vec<DepositId>, the deposit id list

Output:

bool, return true if success, otherwise false

Claim the stakes assets

Function Signature: claim()
Output:

bool, return true if success, otherwise false.

Declare the desire to collect

Function Signature:collect(uint32)
Input:

commission, collator commission, 0 ~ 100

Output:

bool, return true if success, otherwise false.

Declare the desire to nominate a collator.

Function Signature:nominate(address)
Input:

target, the target collator address.

Output:

bool, return true if success, otherwise false.

Declare no desire to either collect or nominate.

Function Signature: chill()
Output:

bool, return true if success, otherwise false.

0x0000000000000000000000000000000000000800 BLS12-381

Verifies an AggregateSignature against an AggregatePublicKey.
Function Signature: fast_aggregate_verify(bytes[],bytes,bytes)
Input

bytes[], the pubkeys
bytes, the message
bytes, the signature

Output

bool, return true if success, otherwise false.

Testnet Faucets

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Builtin Precompiles

Darwinia Network

Pangoro Network

Pangolin Network

Ethereum Compatible

Darwinia Dedicated