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// Copyright (c) 2017-2018 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_RPC_UTIL_H
#define BITCOIN_RPC_UTIL_H
#include <pubkey.h>
#include <script/standard.h>
#include <univalue.h>
#include <string>
#include <vector>
class CKeyStore;
class CPubKey;
class CScript;
struct InitInterfaces;
//! Pointers to interfaces that need to be accessible from RPC methods. Due to
//! limitations of the RPC framework, there's currently no direct way to pass in
//! state to RPC method implementations.
extern InitInterfaces* g_rpc_interfaces;
CPubKey HexToPubKey(const std::string& hex_in);
CPubKey AddrToPubKey(CKeyStore* const keystore, const std::string& addr_in);
CScript CreateMultisigRedeemscript(const int required, const std::vector<CPubKey>& pubkeys);
UniValue DescribeAddress(const CTxDestination& dest);
struct RPCArg {
enum class Type {
OBJ,
ARR,
STR,
NUM,
BOOL,
OBJ_USER_KEYS, //!< Special type where the user must set the keys e.g. to define multiple addresses; as opposed to e.g. an options object where the keys are predefined
AMOUNT, //!< Special type representing a floating point amount (can be either NUM or STR)
STR_HEX, //!< Special type that is a STR with only hex chars
};
const std::string m_name; //!< The name of the arg (can be empty for inner args)
const Type m_type;
const std::vector<RPCArg> m_inner; //!< Only used for arrays or dicts
const bool m_optional;
const std::string m_oneline_description; //!< Should be empty unless it is supposed to override the auto-generated summary line
RPCArg(const std::string& name, const Type& type, const bool optional, const std::string& oneline_description = "")
: m_name{name}, m_type{type}, m_optional{optional}, m_oneline_description{oneline_description}
{
assert(type != Type::ARR && type != Type::OBJ);
}
RPCArg(const std::string& name, const Type& type, const std::vector<RPCArg>& inner, const bool optional, const std::string& oneline_description = "")
: m_name{name}, m_type{type}, m_inner{inner}, m_optional{optional}, m_oneline_description{oneline_description}
{
assert(type == Type::ARR || type == Type::OBJ);
}
std::string ToString() const;
private:
std::string ToStringObj() const;
};
class RPCHelpMan
{
public:
RPCHelpMan(const std::string& name, const std::string& description, const std::vector<RPCArg>& args)
: m_name{name}, m_description{description}, m_args{args}
{
}
std::string ToString() const;
private:
const std::string m_name;
const std::string m_description;
const std::vector<RPCArg> m_args;
};
#endif // BITCOIN_RPC_UTIL_H
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