sameAddr(), isPrivate()

6 years ago · 9636beaeeb
parent 07f0653e83
commit 9636beaeeb
1 changed files with 16 additions and 0 deletions
--- a/llarp/net.hpp
+++ b/llarp/net.hpp
@ -192,11 +192,27 @@ namespace llarp
          && port() == other.port();
    }

+    bool
+    sameAddr(const Addr& other) const
+    {
+      return memcmp(addr6(), other.addr6(), 16) == 0;
+    }
+
    bool
    operator!=(const Addr& other) const
    {
      return !(*this == other);
    }
+
+    bool isPrivate()
+    {
+      in_addr_t addr = this->addr4()->s_addr;
+      unsigned byte = ntohl(addr);
+      unsigned byte1 = byte >> 24 & 0xff;
+      unsigned byte2 = byte >> 16 & 0xff;
+      return (byte1 == 10 || (byte1 == 192 && byte2 == 168) || (byte1 == 172 && (byte2 & 0xf0) == 16));
+    }
+
  };

  struct addrhash