Header-Store-Contract

Contract Address

header store contract is deployed at address:

0x000068656164657273746F726541646472657373

Contract json ABI

[
  {
    "inputs": [
      {
        "internalType": "uint256",
        "name": "chainID",
        "type": "uint256"
      }
    ],
    "name": "currentNumberAndHash",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "number",
        "type": "uint256"
      },
      {
        "internalType": "bytes",
        "name": "hash",
        "type": "bytes"
      }
    ],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "uint256",
        "name": "from",
        "type": "uint256"
      },
      {
        "internalType": "uint256",
        "name": "to",
        "type": "uint256"
      },
      {
        "internalType": "bytes",
        "name": "headers",
        "type": "bytes"
      }
    ],
    "name": "save",
    "outputs": [],
    "stateMutability": "nonpayable",
    "type": "function"
  }
]
  

Interact with contract interface

save

validate and save the block header synchronized by the relayer

parameters

parameter	type	comment
from	number	source chain identification
to	number	destination chain identification
headers	[]byte	a batch of block header rlp encoded data, example: rlp.EncodeToBytes([]Header{})

currentHeaderNumber

get the current synchronized part height of the corresponding chain

parameters

parameter	type	comment
chainID	number	chain identification