dex: implement recovery mechanism (#258)

* dex: implement recovery mechanism

The DEXON recovery protocol allows us to use the Ethereum blockchain as a
fallback consensus chain to coordinate recovery.

* fix

1 files changed, 50 insertions, 0 deletions

diff --git a/vendor/github.com/onrik/ethrpc/interface.go b/vendor/github.com/onrik/ethrpc/interface.go
new file mode 100644
index 000000000..2e3021d1b
--- /dev/null
+++ b/vendor/github.com/onrik/ethrpc/interface.go
@@ -0,0 +1,50 @@
+package ethrpc
+
+import (
+	"math/big"
+)
+
+type EthereumAPI interface {
+	Web3ClientVersion() (string, error)
+	Web3Sha3(data []byte) (string, error)
+	NetVersion() (string, error)
+	NetListening() (bool, error)
+	NetPeerCount() (int, error)
+	EthProtocolVersion() (string, error)
+	EthSyncing() (*Syncing, error)
+	EthCoinbase() (string, error)
+	EthMining() (bool, error)
+	EthHashrate() (int, error)
+	EthGasPrice() (big.Int, error)
+	EthAccounts() ([]string, error)
+	EthBlockNumber() (int, error)
+	EthGetBalance(address, block string) (big.Int, error)
+	EthGetStorageAt(data string, position int, tag string) (string, error)
+	EthGetTransactionCount(address, block string) (int, error)
+	EthGetBlockTransactionCountByHash(hash string) (int, error)
+	EthGetBlockTransactionCountByNumber(number int) (int, error)
+	EthGetUncleCountByBlockHash(hash string) (int, error)
+	EthGetUncleCountByBlockNumber(number int) (int, error)
+	EthGetCode(address, block string) (string, error)
+	EthSign(address, data string) (string, error)
+	EthSendTransaction(transaction T) (string, error)
+	EthSendRawTransaction(data string) (string, error)
+	EthCall(transaction T, tag string) (string, error)
+	EthEstimateGas(transaction T) (int, error)
+	EthGetBlockByHash(hash string, withTransactions bool) (*Block, error)
+	EthGetBlockByNumber(number int, withTransactions bool) (*Block, error)
+	EthGetTransactionByHash(hash string) (*Transaction, error)
+	EthGetTransactionByBlockHashAndIndex(blockHash string, transactionIndex int) (*Transaction, error)
+	EthGetTransactionByBlockNumberAndIndex(blockNumber, transactionIndex int) (*Transaction, error)
+	EthGetTransactionReceipt(hash string) (*TransactionReceipt, error)
+	EthGetCompilers() ([]string, error)
+	EthNewFilter(params FilterParams) (string, error)
+	EthNewBlockFilter() (string, error)
+	EthNewPendingTransactionFilter() (string, error)
+	EthUninstallFilter(filterID string) (bool, error)
+	EthGetFilterChanges(filterID string) ([]Log, error)
+	EthGetFilterLogs(filterID string) ([]Log, error)
+	EthGetLogs(params FilterParams) ([]Log, error)
+}
+
+var _ EthereumAPI = (*EthRPC)(nil)