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+// Copyright (c) 2010 Satoshi Nakamoto
+// Copyright (c) 2009-2015 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef BITCOIN_RPCPROTOCOL_H
+#define BITCOIN_RPCPROTOCOL_H
+
+#include <list>
+#include <map>
+#include <stdint.h>
+#include <string>
+#include <boost/filesystem.hpp>
+
+#include <univalue.h>
+
+//! HTTP status codes
+enum HTTPStatusCode
+{
+ HTTP_OK = 200,
+ HTTP_BAD_REQUEST = 400,
+ HTTP_UNAUTHORIZED = 401,
+ HTTP_FORBIDDEN = 403,
+ HTTP_NOT_FOUND = 404,
+ HTTP_BAD_METHOD = 405,
+ HTTP_INTERNAL_SERVER_ERROR = 500,
+ HTTP_SERVICE_UNAVAILABLE = 503,
+};
+
+//! Bitcoin RPC error codes
+enum RPCErrorCode
+{
+ //! Standard JSON-RPC 2.0 errors
+ RPC_INVALID_REQUEST = -32600,
+ RPC_METHOD_NOT_FOUND = -32601,
+ RPC_INVALID_PARAMS = -32602,
+ RPC_INTERNAL_ERROR = -32603,
+ RPC_PARSE_ERROR = -32700,
+
+ //! General application defined errors
+ RPC_MISC_ERROR = -1, //! std::exception thrown in command handling
+ RPC_FORBIDDEN_BY_SAFE_MODE = -2, //! Server is in safe mode, and command is not allowed in safe mode
+ RPC_TYPE_ERROR = -3, //! Unexpected type was passed as parameter
+ RPC_INVALID_ADDRESS_OR_KEY = -5, //! Invalid address or key
+ RPC_OUT_OF_MEMORY = -7, //! Ran out of memory during operation
+ RPC_INVALID_PARAMETER = -8, //! Invalid, missing or duplicate parameter
+ RPC_DATABASE_ERROR = -20, //! Database error
+ RPC_DESERIALIZATION_ERROR = -22, //! Error parsing or validating structure in raw format
+ RPC_VERIFY_ERROR = -25, //! General error during transaction or block submission
+ RPC_VERIFY_REJECTED = -26, //! Transaction or block was rejected by network rules
+ RPC_VERIFY_ALREADY_IN_CHAIN = -27, //! Transaction already in chain
+ RPC_IN_WARMUP = -28, //! Client still warming up
+
+ //! Aliases for backward compatibility
+ RPC_TRANSACTION_ERROR = RPC_VERIFY_ERROR,
+ RPC_TRANSACTION_REJECTED = RPC_VERIFY_REJECTED,
+ RPC_TRANSACTION_ALREADY_IN_CHAIN= RPC_VERIFY_ALREADY_IN_CHAIN,
+
+ //! P2P client errors
+ RPC_CLIENT_NOT_CONNECTED = -9, //! Bitcoin is not connected
+ RPC_CLIENT_IN_INITIAL_DOWNLOAD = -10, //! Still downloading initial blocks
+ RPC_CLIENT_NODE_ALREADY_ADDED = -23, //! Node is already added
+ RPC_CLIENT_NODE_NOT_ADDED = -24, //! Node has not been added before
+ RPC_CLIENT_NODE_NOT_CONNECTED = -29, //! Node to disconnect not found in connected nodes
+ RPC_CLIENT_INVALID_IP_OR_SUBNET = -30, //! Invalid IP/Subnet
+
+ //! Wallet errors
+ RPC_WALLET_ERROR = -4, //! Unspecified problem with wallet (key not found etc.)
+ RPC_WALLET_INSUFFICIENT_FUNDS = -6, //! Not enough funds in wallet or account
+ RPC_WALLET_INVALID_ACCOUNT_NAME = -11, //! Invalid account name
+ RPC_WALLET_KEYPOOL_RAN_OUT = -12, //! Keypool ran out, call keypoolrefill first
+ RPC_WALLET_UNLOCK_NEEDED = -13, //! Enter the wallet passphrase with walletpassphrase first
+ RPC_WALLET_PASSPHRASE_INCORRECT = -14, //! The wallet passphrase entered was incorrect
+ RPC_WALLET_WRONG_ENC_STATE = -15, //! Command given in wrong wallet encryption state (encrypting an encrypted wallet etc.)
+ RPC_WALLET_ENCRYPTION_FAILED = -16, //! Failed to encrypt the wallet
+ RPC_WALLET_ALREADY_UNLOCKED = -17, //! Wallet is already unlocked
+};
+
+std::string JSONRPCRequest(const std::string& strMethod, const UniValue& params, const UniValue& id);
+UniValue JSONRPCReplyObj(const UniValue& result, const UniValue& error, const UniValue& id);
+std::string JSONRPCReply(const UniValue& result, const UniValue& error, const UniValue& id);
+UniValue JSONRPCError(int code, const std::string& message);
+
+/** Get name of RPC authentication cookie file */
+boost::filesystem::path GetAuthCookieFile();
+/** Generate a new RPC authentication cookie and write it to disk */
+bool GenerateAuthCookie(std::string *cookie_out);
+/** Read the RPC authentication cookie from disk */
+bool GetAuthCookie(std::string *cookie_out);
+/** Delete RPC authentication cookie from disk */
+void DeleteAuthCookie();
+
+#endif // BITCOIN_RPCPROTOCOL_H