ton3-liteclient/src/functions/liteServer/getBlockHeader.ts

TON Blockchain LiteClient

import { StreamWriter } from '../../tl/stream';
import { crc32 } from '../../utils';
import { BlockIdExt, blockIdExt } from '../../dataTypes/tonNode';

export const getBlockHeader = (bufferWriter: StreamWriter, blockId: BlockIdExt, mode: number) => {
  bufferWriter.writeInt32LE(
    crc32('liteServer.getBlockHeader id:tonNode.blockIdExt mode:# = liteServer.BlockHeader'),
  );

  blockIdExt.write(bufferWriter, blockId);
  bufferWriter.writeUint32LE(mode);
};