diff options
| -rw-r--r-- | node/InetAddress.hpp | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/node/InetAddress.hpp b/node/InetAddress.hpp index 2cd4dbd3..6f070fbf 100644 --- a/node/InetAddress.hpp +++ b/node/InetAddress.hpp @@ -414,6 +414,25 @@ struct InetAddress : public sockaddr_storage return false; } + inline unsigned long hashCode() const + { + if (ss_family == AF_INET) { + return ((unsigned long)reinterpret_cast<const struct sockaddr_in *>(this)->sin_addr.s_addr + (unsigned long)reinterpret_cast<const struct sockaddr_in *>(this)->sin_port); + } else if (ss_family == AF_INET6) { + unsigned long tmp = reinterpret_cast<const struct sockaddr_in6 *>(this)->sin6_port; + const uint8_t *a = reinterpret_cast<const uint8_t *>(reinterpret_cast<const struct sockaddr_in6 *>(this)->sin6_addr.s6_addr); + for(long i=0;i<16;++i) + reinterpret_cast<uint8_t *>(&tmp)[i % sizeof(tmp)] ^= a[i]; + return tmp; + } else { + unsigned long tmp = reinterpret_cast<const struct sockaddr_in6 *>(this)->sin6_port; + const uint8_t *a = reinterpret_cast<const uint8_t *>(this); + for(long i=0;i<sizeof(InetAddress);++i) + reinterpret_cast<uint8_t *>(&tmp)[i % sizeof(tmp)] ^= a[i]; + return tmp; + } + } + /** * Set to null/zero */ |