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eth, internal, les: add getHeaderBy* APIs (#19669)

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* eth, interal, les: add getHeaderBy* APIs

* internal: address the comment

* eth, internal, les: getHeader nits, missing TD, console callable
This commit is contained in:
gary rong
2019-07-23 21:52:24 +08:00
committed by Péter Szilágyi
parent 57d9c93dcd
commit 530f78e22d
5 changed files with 126 additions and 55 deletions
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15
internal/ethapi/backend.go
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@ -50,13 +50,14 @@ type Backend interface {
// Blockchain API
SetHead(number uint64)
HeaderByNumber(ctx context.Context, blockNr rpc.BlockNumber) (*types.Header, error)
HeaderByHash(ctx context.Context, blockHash common.Hash) (*types.Header, error)
BlockByNumber(ctx context.Context, blockNr rpc.BlockNumber) (*types.Block, error)
StateAndHeaderByNumber(ctx context.Context, blockNr rpc.BlockNumber) (*state.StateDB, *types.Header, error)
GetBlock(ctx context.Context, blockHash common.Hash) (*types.Block, error)
GetReceipts(ctx context.Context, blockHash common.Hash) (types.Receipts, error)
GetTd(blockHash common.Hash) *big.Int
HeaderByNumber(ctx context.Context, number rpc.BlockNumber) (*types.Header, error)
HeaderByHash(ctx context.Context, hash common.Hash) (*types.Header, error)
BlockByNumber(ctx context.Context, number rpc.BlockNumber) (*types.Block, error)
StateAndHeaderByNumber(ctx context.Context, number rpc.BlockNumber) (*state.StateDB, *types.Header, error)
GetHeader(ctx context.Context, hash common.Hash) *types.Header
GetBlock(ctx context.Context, hash common.Hash) (*types.Block, error)
GetReceipts(ctx context.Context, hash common.Hash) (types.Receipts, error)
GetTd(hash common.Hash) *big.Int
GetEVM(ctx context.Context, msg core.Message, state *state.StateDB, header *types.Header) (*vm.EVM, func() error, error)
SubscribeChainEvent(ch chan<- core.ChainEvent) event.Subscription
SubscribeChainHeadEvent(ch chan<- core.ChainHeadEvent) event.Subscription