diff options
Diffstat (limited to 'src/netaddress.h')
| -rw-r--r-- | src/netaddress.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/netaddress.h b/src/netaddress.h index e0d056b626..5e1d9d2a6f 100644 --- a/src/netaddress.h +++ b/src/netaddress.h @@ -11,7 +11,9 @@ #include <attributes.h> #include <compat.h> +#include <crypto/siphash.h> #include <prevector.h> +#include <random.h> #include <serialize.h> #include <tinyformat.h> #include <util/strencodings.h> @@ -110,6 +112,9 @@ static constexpr size_t ADDR_CJDNS_SIZE = 16; /// Size of "internal" (NET_INTERNAL) address (in bytes). static constexpr size_t ADDR_INTERNAL_SIZE = 10; +/// SAM 3.1 and earlier do not support specifying ports and force the port to 0. +static constexpr uint16_t I2P_SAM31_PORT{0}; + /** * Network address. */ @@ -251,6 +256,7 @@ class CNetAddr } } + friend class CNetAddrHash; friend class CSubNet; private: @@ -464,6 +470,22 @@ class CNetAddr } }; +class CNetAddrHash +{ +public: + size_t operator()(const CNetAddr& a) const noexcept + { + CSipHasher hasher(m_salt_k0, m_salt_k1); + hasher.Write(a.m_net); + hasher.Write(a.m_addr.data(), a.m_addr.size()); + return static_cast<size_t>(hasher.Finalize()); + } + +private: + const uint64_t m_salt_k0 = GetRand(std::numeric_limits<uint64_t>::max()); + const uint64_t m_salt_k1 = GetRand(std::numeric_limits<uint64_t>::max()); +}; + class CSubNet { protected: |