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web3_api.go
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web3_api.go
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package commands
import (
"context"
"github.com/ledgerwatch/erigon/common/hexutil"
"github.com/ledgerwatch/erigon/crypto"
"github.com/ledgerwatch/erigon/turbo/rpchelper"
)
// Web3API provides interfaces for the web3_ RPC commands
type Web3API interface {
ClientVersion(_ context.Context) (string, error)
Sha3(_ context.Context, input hexutil.Bytes) hexutil.Bytes
}
type Web3APIImpl struct {
*BaseAPI
ethBackend rpchelper.ApiBackend
}
// NewWeb3APIImpl returns Web3APIImpl instance
func NewWeb3APIImpl(ethBackend rpchelper.ApiBackend) *Web3APIImpl {
return &Web3APIImpl{
BaseAPI: &BaseAPI{},
ethBackend: ethBackend,
}
}
// ClientVersion implements web3_clientVersion. Returns the current client version.
func (api *Web3APIImpl) ClientVersion(ctx context.Context) (string, error) {
return api.ethBackend.ClientVersion(ctx)
}
// Sha3 implements web3_sha3. Returns Keccak-256 (not the standardized SHA3-256) of the given data.
func (api *Web3APIImpl) Sha3(_ context.Context, input hexutil.Bytes) hexutil.Bytes {
return crypto.Keccak256(input)
}