Adding initial support for broadcasting transactions over Tor

  - Support for ".onion" in --add-exclusive-node and --add-peer
  - Add --anonymizing-proxy for outbound Tor connections
  - Add --anonymous-inbounds for inbound Tor connections
  - Support for sharing ".onion" addresses over Tor connections
  - Support for broadcasting transactions received over RPC exclusively
    over Tor (else broadcast over public IP when Tor not enabled).

1 files changed, 16 insertions, 6 deletions

diff --git a/tests/unit_tests/epee_utils.cpp b/tests/unit_tests/epee_utils.cpp
index 3d5882d7d..18fb262c2 100644
--- a/tests/unit_tests/epee_utils.cpp
+++ b/tests/unit_tests/epee_utils.cpp
@@ -545,6 +545,8 @@ TEST(StringTools, GetIpInt32)
 
 TEST(NetUtils, IPv4NetworkAddress)
 {
+  static_assert(epee::net_utils::ipv4_network_address::get_type_id() == epee::net_utils::address_type::ipv4, "bad ipv4 type id");
+
   const auto ip1 = boost::endian::native_to_big(0x330012FFu);
   const auto ip_loopback = boost::endian::native_to_big(0x7F000001u);
   const auto ip_local = boost::endian::native_to_big(0x0A000000u);
@@ -555,7 +557,7 @@ TEST(NetUtils, IPv4NetworkAddress)
   EXPECT_STREQ("51.0.18.255", address1.host_str().c_str());
   EXPECT_FALSE(address1.is_loopback());
   EXPECT_FALSE(address1.is_local());
-  EXPECT_EQ(epee::net_utils::ipv4_network_address::ID, address1.get_type_id());
+  EXPECT_EQ(epee::net_utils::ipv4_network_address::get_type_id(), address1.get_type_id());
   EXPECT_EQ(ip1, address1.ip());
   EXPECT_EQ(65535, address1.port());
   EXPECT_TRUE(epee::net_utils::ipv4_network_address{std::move(address1)} == address1);
@@ -568,7 +570,7 @@ TEST(NetUtils, IPv4NetworkAddress)
   EXPECT_STREQ("127.0.0.1", loopback.host_str().c_str());
   EXPECT_TRUE(loopback.is_loopback());
   EXPECT_FALSE(loopback.is_local());
-  EXPECT_EQ(epee::net_utils::ipv4_network_address::ID, address1.get_type_id());
+  EXPECT_EQ(epee::net_utils::ipv4_network_address::get_type_id(), address1.get_type_id());
   EXPECT_EQ(ip_loopback, loopback.ip());
   EXPECT_EQ(0, loopback.port());
 
@@ -624,7 +626,9 @@ TEST(NetUtils, NetworkAddress)
     constexpr static bool is_local() noexcept { return false; }
     static std::string str() { return {}; }
     static std::string host_str() { return {}; }
-    constexpr static uint8_t get_type_id() noexcept { return uint8_t(-1); }
+    constexpr static epee::net_utils::address_type get_type_id() noexcept { return epee::net_utils::address_type(-1); }
+    constexpr static epee::net_utils::zone get_zone() noexcept { return epee::net_utils::zone::invalid; }
+    constexpr static bool is_blockable() noexcept { return false; }
   };
 
   const epee::net_utils::network_address empty;
@@ -634,7 +638,9 @@ TEST(NetUtils, NetworkAddress)
   EXPECT_STREQ("<none>", empty.host_str().c_str());
   EXPECT_FALSE(empty.is_loopback());
   EXPECT_FALSE(empty.is_local());
-  EXPECT_EQ(0, empty.get_type_id());
+  EXPECT_EQ(epee::net_utils::address_type::invalid, empty.get_type_id());
+  EXPECT_EQ(epee::net_utils::zone::invalid, empty.get_zone());
+  EXPECT_FALSE(empty.is_blockable());
   EXPECT_THROW(empty.as<custom_address>(), std::bad_cast);
 
   epee::net_utils::network_address address1{
@@ -650,7 +656,9 @@ TEST(NetUtils, NetworkAddress)
   EXPECT_STREQ("51.0.18.255", address1.host_str().c_str());
   EXPECT_FALSE(address1.is_loopback());
   EXPECT_FALSE(address1.is_local());
-  EXPECT_EQ(epee::net_utils::ipv4_network_address::ID, address1.get_type_id());
+  EXPECT_EQ(epee::net_utils::ipv4_network_address::get_type_id(), address1.get_type_id());
+  EXPECT_EQ(epee::net_utils::zone::public_, address1.get_zone());
+  EXPECT_TRUE(address1.is_blockable());
   EXPECT_NO_THROW(address1.as<epee::net_utils::ipv4_network_address>());
   EXPECT_THROW(address1.as<custom_address>(), std::bad_cast);
 
@@ -667,7 +675,9 @@ TEST(NetUtils, NetworkAddress)
   EXPECT_STREQ("127.0.0.1", loopback.host_str().c_str());
   EXPECT_TRUE(loopback.is_loopback());
   EXPECT_FALSE(loopback.is_local());
-  EXPECT_EQ(epee::net_utils::ipv4_network_address::ID, address1.get_type_id());
+  EXPECT_EQ(epee::net_utils::ipv4_network_address::get_type_id(), address1.get_type_id());
+  EXPECT_EQ(epee::net_utils::zone::public_, address1.get_zone());
+  EXPECT_EQ(epee::net_utils::ipv4_network_address::get_type_id(), address1.get_type_id());
 
   const epee::net_utils::network_address local{
     epee::net_utils::ipv4_network_address{ip_local, 8080}