diff options
Diffstat (limited to 'src/netbase.h')
| -rw-r--r-- | src/netbase.h | 40 |
1 files changed, 25 insertions, 15 deletions
diff --git a/src/netbase.h b/src/netbase.h index 3425f1cf61..c226e6b73d 100644 --- a/src/netbase.h +++ b/src/netbase.h @@ -1,4 +1,4 @@ -// Copyright (c) 2009-2019 The Bitcoin Core developers +// Copyright (c) 2009-2021 The Bitcoin Core developers // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. @@ -45,11 +45,11 @@ static inline bool operator&(ConnectionDirection a, ConnectionDirection b) { return (underlying(a) & underlying(b)); } -class proxyType +class Proxy { public: - proxyType(): randomize_credentials(false) {} - explicit proxyType(const CService &_proxy, bool _randomize_credentials=false): proxy(_proxy), randomize_credentials(_randomize_credentials) {} + Proxy(): randomize_credentials(false) {} + explicit Proxy(const CService &_proxy, bool _randomize_credentials=false): proxy(_proxy), randomize_credentials(_randomize_credentials) {} bool IsValid() const { return proxy.IsValid(); } @@ -73,8 +73,8 @@ enum Network ParseNetwork(const std::string& net); std::string GetNetworkName(enum Network net); /** Return a vector of publicly routable Network names; optionally append NET_UNROUTABLE. */ std::vector<std::string> GetNetworkNames(bool append_unroutable = false); -bool SetProxy(enum Network net, const proxyType &addrProxy); -bool GetProxy(enum Network net, proxyType &proxyInfoOut); +bool SetProxy(enum Network net, const Proxy &addrProxy); +bool GetProxy(enum Network net, Proxy &proxyInfoOut); bool IsProxy(const CNetAddr &addr); /** * Set the name proxy to use for all connections to nodes specified by a @@ -92,9 +92,9 @@ bool IsProxy(const CNetAddr &addr); * server in common use (most notably Tor) actually implements UDP * support, and a DNS resolver is beyond the scope of this project. */ -bool SetNameProxy(const proxyType &addrProxy); +bool SetNameProxy(const Proxy &addrProxy); bool HaveNameProxy(); -bool GetNameProxy(proxyType &nameProxyOut); +bool GetNameProxy(Proxy &nameProxyOut); using DNSLookupFn = std::function<std::vector<CNetAddr>(const std::string&, bool)>; extern DNSLookupFn g_dns_lookup; @@ -169,13 +169,14 @@ CService LookupNumeric(const std::string& name, uint16_t portDefault = 0, DNSLoo * Parse and resolve a specified subnet string into the appropriate internal * representation. * - * @param strSubnet A string representation of a subnet of the form `network - * address [ "/", ( CIDR-style suffix | netmask ) ]`(e.g. - * `2001:db8::/32`, `192.0.2.0/255.255.255.0`, or `8.8.8.8`). - * - * @returns Whether the operation succeeded or not. + * @param[in] subnet_str A string representation of a subnet of the form + * `network address [ "/", ( CIDR-style suffix | netmask ) ]` + * e.g. "2001:db8::/32", "192.0.2.0/255.255.255.0" or "8.8.8.8". + * @param[out] subnet_out Internal subnet representation, if parsable/resolvable + * from `subnet_str`. + * @returns whether the operation succeeded or not. */ -bool LookupSubNet(const std::string& strSubnet, CSubNet& subnet, DNSLookupFn dns_lookup_function = g_dns_lookup); +bool LookupSubNet(const std::string& subnet_str, CSubNet& subnet_out); /** * Create a TCP socket in the given address family. @@ -218,7 +219,7 @@ bool ConnectSocketDirectly(const CService &addrConnect, const Sock& sock, int nT * * @returns Whether or not the operation succeeded. */ -bool ConnectThroughProxy(const proxyType& proxy, const std::string& strDest, uint16_t port, const Sock& sock, int nTimeout, bool& outProxyConnectionFailed); +bool ConnectThroughProxy(const Proxy& proxy, const std::string& strDest, uint16_t port, const Sock& sock, int nTimeout, bool& outProxyConnectionFailed); /** Enable non-blocking mode for a socket */ bool SetSocketNonBlocking(const SOCKET& hSocket); @@ -246,4 +247,13 @@ void InterruptSocks5(bool interrupt); */ bool Socks5(const std::string& strDest, uint16_t port, const ProxyCredentials* auth, const Sock& socket); +/** + * Determine if a port is "bad" from the perspective of attempting to connect + * to a node on that port. + * @see doc/p2p-bad-ports.md + * @param[in] port Port to check. + * @returns whether the port is bad + */ +bool IsBadPort(uint16_t port); + #endif // BITCOIN_NETBASE_H |