From 53552ad579bd15afcad31aa947092ef8b612b5c7 Mon Sep 17 00:00:00 2001
From: dr7ana <danielrouhana@gmail.com>
Date: Wed, 7 Feb 2024 08:57:02 -0800
Subject: [PATCH] deprecated net/ip_address and path/path_context

---
 llarp/CMakeLists.txt                  | 16 +++--
 llarp/address/ip_packet.cpp           |  7 +++
 llarp/address/ip_packet.hpp           | 14 +++++
 llarp/address/ip_range.cpp            | 89 +++++++++++++++++++++++++--
 llarp/address/ip_range.hpp            | 78 +++++++++++++++++++++--
 llarp/address/net.hpp                 |  4 --
 llarp/address/utils.hpp               |  2 +-
 llarp/config/config.cpp               | 42 ++++++-------
 llarp/config/config.hpp               | 12 ++--
 llarp/dht/node.hpp                    |  4 +-
 llarp/handlers/exit.cpp               |  2 +-
 llarp/handlers/remote.cpp             | 27 +++++---
 llarp/handlers/remote.hpp             | 20 +++---
 llarp/handlers/tun.cpp                | 54 ++++++++++------
 llarp/handlers/tun.hpp                | 18 +++---
 llarp/link/link_manager.cpp           | 19 +++---
 llarp/net/bogon_ranges.hpp            |  1 +
 llarp/net/net.hpp                     |  3 +-
 llarp/net/posix.cpp                   | 19 +++---
 llarp/nodedb.cpp                      | 12 ----
 llarp/nodedb.hpp                      |  2 -
 llarp/path/path_context.cpp           | 22 +------
 llarp/path/path_context.hpp           |  3 +-
 llarp/router/router.cpp               |  2 +-
 llarp/rpc/rpc_request_definitions.hpp | 14 ++---
 llarp/service/endpoint.cpp            | 17 ++---
 llarp/service/endpoint.hpp            |  7 ---
 llarp/service/identity.cpp            |  4 +-
 llarp/service/intro_set.cpp           | 48 +++++++--------
 llarp/service/intro_set.hpp           | 16 ++---
 llarp/vpn/linux.hpp                   | 75 ++++++++++++----------
 llarp/vpn/platform.hpp                | 25 ++++----
 32 files changed, 423 insertions(+), 255 deletions(-)
 create mode 100644 llarp/address/ip_packet.cpp
 create mode 100644 llarp/address/ip_packet.hpp
 delete mode 100644 llarp/address/net.hpp

diff --git a/llarp/CMakeLists.txt b/llarp/CMakeLists.txt
index e70340a14..117c8d451 100644
--- a/llarp/CMakeLists.txt
+++ b/llarp/CMakeLists.txt
@@ -104,21 +104,27 @@ add_dependencies(lokinet-utils genversion)
 # Addressing and event loop files used by lokinet-core and other libraries
 # needed by rpc/ link/ service/ config/ path/ dht/
 lokinet_add_library(lokinet-time-place
+  address/address.cpp
+  address/ip_range.cpp
+  address/keys.cpp
+
   ev/ev.cpp
   ev/libuv.cpp
+
   net/ip.cpp
-  net/ip_address.cpp
   net/ip_packet.cpp
-  net/ip_range.cpp
+  # net/ip_address.cpp
+  # net/ip_range.cpp
   net/net_int.cpp
   net/sock_addr.cpp
-  router_contact.cpp
+
+  router_contact.cpp    # TODO: move these + router_id.cpp to lokinet-core-utils..?
   router_contact_local.cpp
   router_contact_remote.cpp
   router_id.cpp
   router_version.cpp  # to be deleted shortly
+
   service/address.cpp
-  # service/intro_set.cpp
   service/tag.cpp
 )
 
@@ -223,7 +229,7 @@ lokinet_add_library(lokinet-config
 lokinet_add_library(lokinet-path
   path/abstracthophandler.cpp
   path/path.cpp
-  path/path_context.cpp
+  # path/path_context.cpp
   path/pathhandler.cpp
   path/transit_hop.cpp
 )
diff --git a/llarp/address/ip_packet.cpp b/llarp/address/ip_packet.cpp
new file mode 100644
index 000000000..044344366
--- /dev/null
+++ b/llarp/address/ip_packet.cpp
@@ -0,0 +1,7 @@
+#include "ip_packet.hpp"
+
+namespace llarp
+{
+    //
+
+}  //  namespace llarp
diff --git a/llarp/address/ip_packet.hpp b/llarp/address/ip_packet.hpp
new file mode 100644
index 000000000..a70bbadd1
--- /dev/null
+++ b/llarp/address/ip_packet.hpp
@@ -0,0 +1,14 @@
+#pragma once
+
+#include <llarp/util/buffer.hpp>
+#include <llarp/util/time.hpp>
+
+#include <oxenc/endian.h>
+
+#include <memory>
+#include <utility>
+
+namespace llarp
+{
+    //
+}  //  namespace llarp
diff --git a/llarp/address/ip_range.cpp b/llarp/address/ip_range.cpp
index c0464f24e..43d039d56 100644
--- a/llarp/address/ip_range.cpp
+++ b/llarp/address/ip_range.cpp
@@ -4,24 +4,103 @@
 
 namespace llarp
 {
-    bool IPRange::from_string(std::string arg)
+    ip_net IPRange::init_ip()
     {
+        if (_is_ipv4)
+            return ipv4_net{ipv4{oxenc::big_to_host<uint32_t>(_addr.in4().sin_addr.s_addr)}, _mask};
+        return ipv6_net{ipv6{_addr.in6().sin6_addr.s6_addr}, _mask};
+    }
+
+    std::optional<IPRange> IPRange::from_string(std::string arg)
+    {
+        std::optional<IPRange> range = std::nullopt;
+        oxen::quic::Address _addr;
+        uint8_t _mask;
+
         if (auto pos = arg.find_first_of('/'); pos != std::string::npos)
         {
             try
             {
                 auto [host, p] = parse_addr(arg.substr(0, pos), 0);
                 assert(p == 0);
-                addr = oxen::quic::Address{host, p};
-                return parse_int(arg.substr(pos), mask);
+                _addr = oxen::quic::Address{host, p};
+
+                if (parse_int(arg.substr(pos), _mask))
+                    range = IPRange{std::move(_addr), std::move(_mask)};
+                else
+                    log::warning(logcat, "Failed to construct IPRange from string input:{}", arg);
             }
             catch (const std::exception& e)
             {
                 log::error(logcat, "Exception caught parsing IPRange:{}", e.what());
-                return false;
             }
         }
 
-        return false;
+        return range;
+    }
+
+    std::optional<ipv4_net> IPRange::get_ipv4_net() const
+    {
+        std::optional<ipv4_net> ret = std::nullopt;
+
+        if (auto* maybe = std::get_if<ipv4_net>(&_ip))
+            ret = *maybe;
+
+        return ret;
+    }
+
+    std::optional<ipv6_net> IPRange::get_ipv6_net() const
+    {
+        std::optional<ipv6_net> ret = std::nullopt;
+
+        if (auto* maybe = std::get_if<ipv6_net>(&_ip))
+            ret = *maybe;
+
+        return ret;
+    }
+
+    std::optional<ipv4> IPRange::get_ipv4() const
+    {
+        std::optional<ipv4> ret = std::nullopt;
+
+        if (auto ipv4 = get_ipv4_net())
+            ret = ipv4->base;
+
+        return ret;
+    }
+
+    std::optional<ipv6> IPRange::get_ipv6() const
+    {
+        std::optional<ipv6> ret = std::nullopt;
+
+        if (auto ipv6 = get_ipv6_net())
+            ret = ipv6->base;
+
+        return ret;
+    }
+
+    bool IPRange::contains(const IPRange& other) const
+    {
+        if (is_ipv4() ^ other.is_ipv4())
+            return false;
+
+        if (is_ipv4())
+            return get_ipv4_net()->contains(*other.get_ipv4());
+
+        return get_ipv6_net()->contains(*other.get_ipv6());
+    }
+
+    std::optional<IPRange> IPRange::find_private_range(const std::list<IPRange>& excluding)
+    {
+        auto filter = [&excluding](const IPRange& range) -> bool {
+            for (const auto& e : excluding)
+                if (e == range)
+                    return false;
+            return true;
+        };
+
+        (void)filter;
+
+        return std::nullopt;
     }
 }  //  namespace llarp
diff --git a/llarp/address/ip_range.hpp b/llarp/address/ip_range.hpp
index b01f23faf..7d9d8b53d 100644
--- a/llarp/address/ip_range.hpp
+++ b/llarp/address/ip_range.hpp
@@ -3,35 +3,101 @@
 #include <llarp/util/formattable.hpp>
 
 #include <oxen/quic.hpp>
+#include <oxenc/bt_serialize.h>
 
 namespace llarp
 {
+    using ipv4 = oxen::quic::ipv4;
+    using ipv6 = oxen::quic::ipv6;
+    using ipv4_net = oxen::quic::ipv4_net;
+    using ipv6_net = oxen::quic::ipv6_net;
+    using ip_net = std::variant<ipv4_net, ipv6_net>;
+
     struct IPRange
     {
        private:
-        oxen::quic::Address addr;
-        uint8_t mask;
+        oxen::quic::Address _addr;
+        uint8_t _mask;
 
         bool _is_ipv4;
 
+        ip_net _ip;
+
+        ip_net init_ip();
+
        public:
         IPRange() = default;
-        explicit IPRange(std::string a, uint8_t m) : addr{std::move(a), 0}, mask{m}, _is_ipv4{addr.is_ipv4()}
+        explicit IPRange(std::string a, uint8_t m)
+            : _addr{std::move(a), 0}, _mask{m}, _is_ipv4{_addr.is_ipv4()}, _ip{init_ip()}
         {}
-        explicit IPRange(oxen::quic::Address a, uint8_t m) : addr{a}, mask{m}, _is_ipv4{addr.is_ipv4()}
+        explicit IPRange(oxen::quic::Address a, uint8_t m)
+            : _addr{a}, _mask{m}, _is_ipv4{_addr.is_ipv4()}, _ip{init_ip()}
         {}
 
+        // TODO: finish this
+        static std::optional<IPRange> find_private_range(const std::list<IPRange>& excluding);
+
+        void bt_encode(oxenc::bt_list_producer& btlp) const
+        {
+            btlp.append(to_string());
+        }
+
         std::string to_string() const
         {
-            return addr.to_string() + "/" + std::to_string(mask);
+            return _addr.to_string() + "/" + std::to_string(_mask);
         }
 
-        bool from_string(std::string arg);
+        static std::optional<IPRange> from_string(std::string arg);
+
+        bool contains(const IPRange& other) const;
 
         bool is_ipv4() const
         {
             return _is_ipv4;
         }
+
+        std::optional<ipv4_net> get_ipv4_net() const;
+
+        std::optional<ipv4> get_ipv4() const;
+
+        std::optional<ipv6_net> get_ipv6_net() const;
+
+        std::optional<ipv6> get_ipv6() const;
+
+        const ip_net& ip() const
+        {
+            return _ip;
+        }
+
+        const uint8_t& mask() const
+        {
+            return _mask;
+        }
+
+        uint8_t mask()
+        {
+            return _mask;
+        }
+
+        const oxen::quic::Address& address() const
+        {
+            return _addr;
+        }
+
+        oxen::quic::Address address()
+        {
+            return _addr;
+        }
+
+        bool operator<(const IPRange& other) const
+        {
+            return std::tie(_addr, _mask) < std::tie(other._addr, other._mask);
+        }
+
+        bool operator==(const IPRange& other) const
+        {
+            return std::tie(_addr, _mask) == std::tie(other._addr, other._mask);
+        }
     };
 
     template <>
diff --git a/llarp/address/net.hpp b/llarp/address/net.hpp
deleted file mode 100644
index c47e883ba..000000000
--- a/llarp/address/net.hpp
+++ /dev/null
@@ -1,4 +0,0 @@
-#pragma once
-
-namespace llarp
-{}  //  namespace llarp
diff --git a/llarp/address/utils.hpp b/llarp/address/utils.hpp
index 24f8bc2aa..64caafe93 100644
--- a/llarp/address/utils.hpp
+++ b/llarp/address/utils.hpp
@@ -26,7 +26,7 @@ namespace llarp
         return true;
     }
 
-    std::pair<std::string, uint16_t> parse_addr(std::string_view addr, std::optional<uint16_t> default_port)
+    inline std::pair<std::string, uint16_t> parse_addr(std::string_view addr, std::optional<uint16_t> default_port)
     {
         std::pair<std::string, uint16_t> result;
 
diff --git a/llarp/config/config.cpp b/llarp/config/config.cpp
index dfc901146..922e1cc15 100644
--- a/llarp/config/config.cpp
+++ b/llarp/config/config.cpp
@@ -420,12 +420,10 @@ namespace llarp
                 "    owned-range=10.0.0.0/24",
             },
             [this](std::string arg) {
-                IPRange range;
-
-                if (not range.from_string(arg))
+                if (auto range = IPRange::from_string(arg))
+                    _owned_ranges.insert(std::move(*range));
+                else
                     throw std::invalid_argument{"Bad IP range passed to owned-range:{}"_format(arg)};
-
-                _owned_ranges.insert(std::move(range));
             });
 
         conf.define_option<std::string>(
@@ -471,20 +469,17 @@ namespace llarp
                 if (arg.empty())
                     return;
 
-                IPRange range;
+                std::optional<IPRange> range;
                 ClientAddress remote;
 
                 const auto pos = arg.find(":");
 
-                if (pos == std::string::npos)
-                {
-                    // TODO: this is probably not necessary as these are the default constructed values
-                    range.from_string("::/0");
-                }
-                else if (not range.from_string(arg.substr(pos + 1)))
-                {
+                std::string input = (pos == std::string::npos) ? "::/0"s : arg.substr(pos + 1);
+
+                range = IPRange::from_string(std::move(input));
+
+                if (not range.has_value())
                     throw std::invalid_argument("[network]:exit-node invalid ip range for exit provided");
-                }
 
                 if (pos != std::string::npos)
                 {
@@ -493,7 +488,7 @@ namespace llarp
 
                 if (service::is_valid_name(arg))
                 {
-                    _ons_range_map.emplace(std::move(arg), std::move(range));
+                    _ons_range_map.emplace(std::move(arg), std::move(*range));
                     return;
                 }
 
@@ -502,7 +497,7 @@ namespace llarp
                     throw std::invalid_argument{"[network]:exit-node bad address: {}"_format(arg)};
                 }
 
-                _range_map.emplace(std::move(remote), std::move(range));
+                _range_map.emplace(std::move(remote), std::move(*range));
             });
 
         conf.define_option<std::string>(
@@ -1252,12 +1247,12 @@ namespace llarp
         (void)params;
 
         constexpr Default DefaultUniqueCIDR{32};
-        conf.define_option<int>(
+        conf.define_option<uint8_t>(
             "paths",
             "unique-range-size",
             DefaultUniqueCIDR,
             ClientOnly,
-            [=](int arg) {
+            [=](uint8_t arg) {
                 if (arg == 0)
                 {
                     unique_hop_netmask = arg;
@@ -1294,16 +1289,15 @@ namespace llarp
     {
         if (unique_hop_netmask == 0)
             return true;
-        const auto netmask = netmask_ipv6_bits(96 + unique_hop_netmask);
-        std::set<IP_range_deprecated> seenRanges;
+
+        std::set<IPRange> seen_ranges;
+
         for (const auto& hop : rcs)
         {
-            const auto network_addr = net::In6ToHUInt(hop.addr6()->in6().sin6_addr) & netmask;
-            if (auto [it, inserted] = seenRanges.emplace(network_addr, netmask); not inserted)
-            {
+            if (auto [it, b] = seen_ranges.emplace(hop.addr(), unique_hop_netmask); not b)
                 return false;
-            }
         }
+
         return true;
     }
 
diff --git a/llarp/config/config.hpp b/llarp/config/config.hpp
index 6fdf35c64..75e132b46 100644
--- a/llarp/config/config.hpp
+++ b/llarp/config/config.hpp
@@ -37,7 +37,6 @@ namespace llarp
     using SectionValues = llarp::ConfigParser::SectionValues;
     using ConfigMap = llarp::ConfigParser::ConfigMap;
 
-    inline const std::string QUAD_ZERO{"0.0.0.0"};
     inline constexpr uint16_t DEFAULT_LISTEN_PORT{1090};
     inline constexpr uint16_t DEFAULT_DNS_PORT{53};
     inline constexpr int CLIENT_ROUTER_CONNECTIONS = 4;
@@ -93,8 +92,7 @@ namespace llarp
     {
         /// in our hops what netmask will we use for unique ips for hops
         /// i.e. 32 for every hop unique ip, 24 unique /24 per hop, etc
-        ///
-        int unique_hop_netmask;
+        uint8_t unique_hop_netmask;
 
         /// set of countrys to exclude from path building (2 char country code)
         std::unordered_set<std::string> exclude_countries;
@@ -105,6 +103,8 @@ namespace llarp
         bool check_rcs(const std::set<RemoteRC>& hops) const;
     };
 
+    /** TODO: unfuck the config in regards to tun mapping vs exit/service mapping
+     */
     struct NetworkConfig
     {
         std::optional<bool> enable_profiling;
@@ -154,12 +154,12 @@ namespace llarp
         std::set<IPRange> _owned_ranges;
 
         // DEPRECATED
-        IP_range_deprecated if_addr;
-        std::optional<huint128_t> base_ipv6_range = std::nullopt;
+        // IP_range_deprecated if_addr;
+        // std::optional<huint128_t> base_ipv6_range = std::nullopt;
         std::unordered_map<huint128_t, service::Address> addr_map;
         net::IPRangeMap<service::Address> range_map;
         net::IPRangeMap<std::string> ons_range_map;
-        std::set<IP_range_deprecated> owned_ranges;
+        // std::set<IP_range_deprecated> owned_ranges;
         /*************************************/
 
         bool enable_route_poker;
diff --git a/llarp/dht/node.hpp b/llarp/dht/node.hpp
index 9cc6c79df..36840f678 100644
--- a/llarp/dht/node.hpp
+++ b/llarp/dht/node.hpp
@@ -46,7 +46,7 @@ namespace llarp::dht
 
         ISNode(service::EncryptedIntroSet other) : introset(std::move(other))
         {
-            ID = Key_t(introset.derivedSigningKey.as_array());
+            ID = Key_t(introset.derived_signing_key.as_array());
         }
 
         StatusObject ExtractStatus() const
@@ -56,7 +56,7 @@ namespace llarp::dht
 
         bool operator<(const ISNode& other) const
         {
-            return introset.signedAt < other.introset.signedAt;
+            return introset.signed_at < other.introset.signed_at;
         }
     };
 }  // namespace llarp::dht
diff --git a/llarp/handlers/exit.cpp b/llarp/handlers/exit.cpp
index 6e2ae56c4..021655acc 100644
--- a/llarp/handlers/exit.cpp
+++ b/llarp/handlers/exit.cpp
@@ -648,7 +648,7 @@ namespace llarp::handlers
         ip_range = networkConfig.if_addr;
         if (!ip_range.addr.h)
         {
-            const auto maybe = router->net().FindFreeRange();
+            const auto maybe = router->net().find_free_range();
             if (not maybe.has_value())
                 throw std::runtime_error("cannot find free interface range");
             ip_range = *maybe;
diff --git a/llarp/handlers/remote.cpp b/llarp/handlers/remote.cpp
index 6b1bc51d8..6de17900a 100644
--- a/llarp/handlers/remote.cpp
+++ b/llarp/handlers/remote.cpp
@@ -5,7 +5,6 @@
 
 namespace llarp::handlers
 {
-
     RemoteHandler::RemoteHandler(std::string name, Router& r)
         : path::PathHandler{r, NUM_ONS_LOOKUP_PATHS, path::DEFAULT_LEN}, _name{std::move(name)}
     {}
@@ -120,7 +119,8 @@ namespace llarp::handlers
         }
           */
 
-        _dns_conf = dnsConfig;
+        _dns_config = dnsConfig;
+        _net_config = networkConfig;
 
         // TODO: this should be in router
         // if (networkConfig.endpoint_type == "null")
@@ -128,32 +128,41 @@ namespace llarp::handlers
         //   should_init_tun = false;
         // }
 
-        _ip_range = networkConfig.if_addr;
+        _ip_range = _net_config._if_addr;
 
-        if (!_ip_range.addr.h)
+        if (!_ip_range.address().is_addressable())
         {
-            const auto maybe = _router.net().FindFreeRange();
+            const auto maybe = _router.net().find_free_range();
             if (not maybe.has_value())
                 throw std::runtime_error("cannot find free interface range");
             _ip_range = *maybe;
         }
 
-        _next_addr = _if_addr = _ip_range.addr;
+        _next_addr = _if_addr = _ip_range;
 
-        _use_v6 = not _ip_range.IsV4();
+        _use_v6 = not _ip_range.is_ipv4();
 
-        _if_name = networkConfig._if_name;
+        _if_name = _net_config._if_name;
 
         if (_if_name.empty())
         {
             const auto maybe = _router.net().FindFreeTun();
+
             if (not maybe.has_value())
                 throw std::runtime_error("cannot find free interface name");
+
             _if_name = *maybe;
         }
 
         log::info(logcat, "{} set ifname to {}", name(), _if_name);
 
+        for (const auto& addr : _net_config._addr_map)
+        {
+            (void)addr;
+            // TODO: here is where we should map remote services and exits, but first we need
+            // to unfuck the config
+        }
+
         // if (auto* quic = GetQUICTunnel())
         // {
         // quic->listen([ifaddr = net::TruncateV6(if_addr)](std::string_view, uint16_t port) {
@@ -165,7 +174,7 @@ namespace llarp::handlers
     void RemoteHandler::map_remote(
         std::string /* name */,
         std::string /* token */,
-        std::vector<IP_range_deprecated> /* ranges */,
+        std::vector<IPRange> /* ranges */,
         std::function<void(bool, std::string)> /* result_handler */)
     {
         // if (ranges.empty())
diff --git a/llarp/handlers/remote.hpp b/llarp/handlers/remote.hpp
index f939b693a..982ad34ea 100644
--- a/llarp/handlers/remote.hpp
+++ b/llarp/handlers/remote.hpp
@@ -2,6 +2,7 @@
 
 #include "common.hpp"
 
+#include <llarp/address/ip_range.hpp>
 #include <llarp/auth/auth.hpp>
 #include <llarp/endpoint_base.hpp>
 #include <llarp/handlers/remote.hpp>
@@ -27,11 +28,12 @@ namespace llarp
             std::string _name;
             net::IPRangeMap<service::Address> _ip_map;
 
-            DnsConfig _dns_conf;
-            IP_range_deprecated _ip_range;
+            DnsConfig _dns_config;
+            NetworkConfig _net_config;
 
-            huint128_t _if_addr;
-            huint128_t _next_addr;
+            IPRange _ip_range;
+            IPRange _if_addr;
+            IPRange _next_addr;
 
             std::string _if_name;
 
@@ -53,7 +55,7 @@ namespace llarp
                 return _use_v6;
             }
 
-            huint128_t if_addr() const
+            IPRange if_addr() const
             {
                 return _if_addr;
             }
@@ -85,14 +87,14 @@ namespace llarp
             void map_remote(
                 std::string name,
                 std::string token,
-                std::vector<IP_range_deprecated> ranges,
+                std::vector<IPRange> ranges,
                 std::function<void(bool, std::string)> result);
 
-            void map_range(IP_range_deprecated range, service::Address exit);
+            void map_range(IPRange range, service::Address exit);
 
-            void unmap_range(IP_range_deprecated range);
+            void unmap_range(IPRange range);
 
-            void unmap_range_by_remote(IP_range_deprecated range, std::string exit);
+            void unmap_range_by_remote(IPRange range, std::string exit);
         };
     }  // namespace handlers
 }  // namespace llarp
diff --git a/llarp/handlers/tun.cpp b/llarp/handlers/tun.cpp
index b83b2df80..08d678b75 100644
--- a/llarp/handlers/tun.cpp
+++ b/llarp/handlers/tun.cpp
@@ -289,9 +289,9 @@ namespace llarp::handlers
 
         _dns_config = dnsConf;
         _traffic_policy = conf.traffic_policy;
-        _owned_ranges = conf.owned_ranges;
+        _owned_ranges = conf._owned_ranges;
 
-        _base_address_v6 = conf.base_ipv6_range;
+        _base_address_v6 = conf._base_ipv6_range;
 
         if (conf.path_alignment_timeout)
         {
@@ -307,70 +307,88 @@ namespace llarp::handlers
         }
 
         _if_name = conf._if_name;
+
         if (_if_name.empty())
         {
             const auto maybe = router().net().FindFreeTun();
+
             if (not maybe.has_value())
                 throw std::runtime_error("cannot find free interface name");
+
             _if_name = *maybe;
         }
 
-        _local_range = conf.if_addr;
-        if (!_local_range.addr.h)
+        _local_range = conf._if_addr;
+
+        if (!_local_range.address().is_addressable())
         {
-            const auto maybe = router().net().FindFreeRange();
+            const auto maybe = router().net().find_free_range();
+
             if (not maybe.has_value())
             {
                 throw std::runtime_error("cannot find free address range");
             }
+
             _local_range = *maybe;
         }
 
-        _local_ip = _local_range.addr;
-        _use_v6 = false;
+        _local_ip = _local_range.address();
+        _use_v6 = not _local_range.is_ipv4();
 
         _persisting_addr_file = conf.addr_map_persist_file;
+
         if (_persisting_addr_file)
         {
             const auto& file = *_persisting_addr_file;
+
             if (fs::exists(file))
             {
-                bool shouldLoadFile = true;
+                bool load_file = true;
                 {
                     constexpr auto LastModifiedWindow = 1min;
                     const auto lastmodified = fs::last_write_time(file);
                     const auto now = decltype(lastmodified)::clock::now();
+
                     if (now < lastmodified or now - lastmodified > LastModifiedWindow)
                     {
-                        shouldLoadFile = false;
+                        load_file = false;
                     }
                 }
+
                 std::vector<char> data;
-                if (auto maybe = util::OpenFileStream<fs::ifstream>(file, std::ios_base::binary);
-                    maybe and shouldLoadFile)
+
+                if (auto maybe = util::OpenFileStream<fs::ifstream>(file, std::ios_base::binary); maybe and load_file)
                 {
-                    LogInfo(name(), " loading address map file from ", file);
+                    log::info(logcat, "{} loading persisting address map file from path:{}", name(), file);
+
                     maybe->seekg(0, std::ios_base::end);
                     const size_t len = maybe->tellg();
+
                     maybe->seekg(0, std::ios_base::beg);
                     data.resize(len);
-                    LogInfo(name(), " reading ", len, " bytes");
+
+                    log::debug(logcat, "{} reading {}B", name(), len);
+
                     maybe->read(data.data(), data.size());
                 }
                 else
                 {
-                    if (shouldLoadFile)
+                    auto err = "{} could not load persisting address map file from path:{} --"_format(name(), file);
+
+                    log::info(logcat, "{} {}", err, load_file ? "NOT FOUND" : "STALE");
+
+                    if (load_file)
                     {
-                        LogInfo(name(), " address map file ", file, " does not exist, so we won't load it");
+                        log::info(logcat, "{} NOT FOUND", err);
                     }
                     else
-                        LogInfo(name(), " address map file ", file, " not loaded because it's stale");
+                        log::info(logcat, "{} STALE", err);
                 }
                 if (not data.empty())
                 {
                     std::string_view bdata{data.data(), data.size()};
 
-                    LogDebug(name(), " parsing address map data: ", bdata);
+                    log::trace(logcat, "{} parsing address map data: {}", name(), bdata);
 
                     const auto parsed = oxenc::bt_deserialize<oxenc::bt_dict>(bdata);
 
@@ -954,7 +972,7 @@ namespace llarp::handlers
 
         if (_base_address_v6)
         {
-            IP_range_deprecated v6range = _local_range;
+            IPRange v6range = _local_range;
             v6range.addr = (*_base_address_v6) | _local_range.addr;
             LogInfo(name(), " using v6 range: ", v6range);
             info.addrs.emplace_back(v6range, AF_INET6);
diff --git a/llarp/handlers/tun.hpp b/llarp/handlers/tun.hpp
index 87102dcfc..239e8248a 100644
--- a/llarp/handlers/tun.hpp
+++ b/llarp/handlers/tun.hpp
@@ -136,7 +136,7 @@ namespace llarp::handlers
             return _traffic_policy;
         }
 
-        std::set<IP_range_deprecated> GetOwnedRanges() const /* override */
+        std::set<IPRange> get_owned_ranges() const /* override */
         {
             return _owned_ranges;
         }
@@ -231,26 +231,28 @@ namespace llarp::handlers
 
         DnsConfig _dns_config;
 
+        // TODO: change the IP's to the variant IP type in address/ip_range.hpp
+
         /// maps ip address to timestamp last active
         std::unordered_map<huint128_t, llarp_time_t> _ip_activity;
         /// our ip address (host byte order)
-        huint128_t _local_ip;
+        oxen::quic::Address _local_ip;
         /// our network interface's ipv6 address
-        huint128_t _local_ipv6;
+        IPRange _local_ipv6;
 
         /// next ip address to allocate (host byte order)
-        huint128_t _next_ip;
+        IPRange _next_ip;
         /// highest ip address to allocate (host byte order)
-        huint128_t _max_ip;
+        IPRange _max_ip;
         /// our ip range we are using
-        llarp::IP_range_deprecated _local_range;
+        IPRange _local_range;
         /// list of strict connect addresses for hooks
         // std::vector<IpAddress> _strict_connect_addrs;
         /// use v6?
         bool _use_v6;
         std::string _if_name;
 
-        std::optional<huint128_t> _base_address_v6;
+        std::optional<IPRange> _base_address_v6;
 
         std::shared_ptr<vpn::NetworkInterface> _net_if;
 
@@ -258,7 +260,7 @@ namespace llarp::handlers
 
         std::optional<net::TrafficPolicy> _traffic_policy;
         /// ranges we advetise as reachable
-        std::set<IP_range_deprecated> _owned_ranges;
+        std::set<IPRange> _owned_ranges;
         /// how long to wait for path alignment
         llarp_time_t _path_alignment_timeout;
 
diff --git a/llarp/link/link_manager.cpp b/llarp/link/link_manager.cpp
index ff7e7e64f..66ca0c6a1 100644
--- a/llarp/link/link_manager.cpp
+++ b/llarp/link/link_manager.cpp
@@ -760,15 +760,16 @@ namespace llarp
 
                 if (auto itr = registered.find(rid); itr != registered.end())
                 {
-                    log::critical(
-                        logcat,
-                        "Bootstrap node confirmed RID:{} is registered; approving fetch request "
-                        "and "
-                        "saving RC!",
-                        rid);
-
-                    _router.loop()->call_soon(
-                        [this, remote_rc = *remote]() { node_db->verify_gossip_bfetch_rc(remote_rc); });
+                    _router.loop()->call_soon([this, remote_rc = *remote]() {
+                        if (node_db->verify_store_gossip_rc(remote_rc))
+                        {
+                            log::critical(
+                                logcat,
+                                "Bootstrap node confirmed RID:{} is registered; approving fetch request and saving RC!",
+                                remote_rc.router_id());
+                            gossip_rc(_router.local_rid(), remote_rc);
+                        }
+                    });
                 }
             }
         }
diff --git a/llarp/net/bogon_ranges.hpp b/llarp/net/bogon_ranges.hpp
index 9e7db8f9d..deac3702a 100644
--- a/llarp/net/bogon_ranges.hpp
+++ b/llarp/net/bogon_ranges.hpp
@@ -1,4 +1,5 @@
 #pragma once
+
 #include "ip_range.hpp"
 
 namespace llarp
diff --git a/llarp/net/net.hpp b/llarp/net/net.hpp
index e7556e808..9ffd56610 100644
--- a/llarp/net/net.hpp
+++ b/llarp/net/net.hpp
@@ -7,6 +7,7 @@
 #include "net_int.hpp"
 #include "uint128.hpp"
 
+#include <llarp/address/ip_range.hpp>
 #include <llarp/util/bits.hpp>
 #include <llarp/util/mem.hpp>
 
@@ -117,7 +118,7 @@ namespace llarp
             // addresses; the returned Address (if set) will have its port set to the given value.
             virtual std::optional<oxen::quic::Address> get_best_public_address(bool ipv4, uint16_t port) const = 0;
 
-            virtual std::optional<IP_range_deprecated> FindFreeRange() const = 0;
+            virtual std::optional<IPRange> find_free_range() const = 0;
 
             virtual std::optional<std::string> FindFreeTun() const = 0;
 
diff --git a/llarp/net/posix.cpp b/llarp/net/posix.cpp
index 97277ba5c..ab63423b6 100644
--- a/llarp/net/posix.cpp
+++ b/llarp/net/posix.cpp
@@ -71,19 +71,22 @@ namespace llarp::net
             return found;
         }
 
-        std::optional<IP_range_deprecated> FindFreeRange() const override
+        std::optional<IPRange> find_free_range() const override
         {
-            std::list<IP_range_deprecated> currentRanges;
-            iter_all([&currentRanges](auto i) {
+            std::list<IPRange> current_ranges;
+
+            iter_all([&current_ranges](auto i) {
                 if (i and i->ifa_addr and i->ifa_addr->sa_family == AF_INET)
                 {
-                    ipv4addr_t addr{reinterpret_cast<sockaddr_in*>(i->ifa_addr)->sin_addr.s_addr};
-                    ipv4addr_t mask{reinterpret_cast<sockaddr_in*>(i->ifa_netmask)->sin_addr.s_addr};
-                    currentRanges.emplace_back(IP_range_deprecated::FromIPv4(addr, mask));
+                    oxen::quic::Address addr{i->ifa_addr};
+                    uint8_t m = reinterpret_cast<sockaddr_in*>(i->ifa_netmask)->sin_addr.s_addr;
+                    // ipv4addr_t addr{reinterpret_cast<sockaddr_in*>(i->ifa_addr)->sin_addr.s_addr};
+                    // ipv4addr_t mask{reinterpret_cast<sockaddr_in*>(i->ifa_netmask)->sin_addr.s_addr};
+                    current_ranges.emplace_back(std::move(addr), std::move(m));
                 }
             });
-
-            return IP_range_deprecated::FindPrivateRange(currentRanges);
+            // TODO:
+            return IPRange::find_private_range(current_ranges);
         }
 
         std::optional<int> GetInterfaceIndex(ipaddr_t) const override
diff --git a/llarp/nodedb.cpp b/llarp/nodedb.cpp
index 228b991b8..bc1d7b5a8 100644
--- a/llarp/nodedb.cpp
+++ b/llarp/nodedb.cpp
@@ -950,18 +950,6 @@ namespace llarp
         return false;
     }
 
-    void NodeDB::verify_gossip_bfetch_rc(const RemoteRC& rc)
-    {
-        if (auto maybe = get_rc(rc.router_id()))
-        {
-            if (not maybe->other_is_newer(rc))
-                return;
-        }
-
-        if (put_rc(rc))
-            _router.link_manager().gossip_rc(_router.local_rid(), rc);
-    }
-
     bool NodeDB::put_rc_if_newer(RemoteRC rc)
     {
         if (auto maybe = get_rc(rc.router_id()))
diff --git a/llarp/nodedb.hpp b/llarp/nodedb.hpp
index edb7e9bd2..81a1df745 100644
--- a/llarp/nodedb.hpp
+++ b/llarp/nodedb.hpp
@@ -523,8 +523,6 @@ namespace llarp
         /// returns true if the rc was inserted
         bool put_rc_if_newer(RemoteRC rc);
 
-        void verify_gossip_bfetch_rc(const RemoteRC& rc);
-
         bool verify_store_gossip_rc(const RemoteRC& rc);
     };
 }  // namespace llarp
diff --git a/llarp/path/path_context.cpp b/llarp/path/path_context.cpp
index b69231bd0..66bf19061 100644
--- a/llarp/path/path_context.cpp
+++ b/llarp/path/path_context.cpp
@@ -6,10 +6,7 @@
 
 namespace llarp::path
 {
-    static constexpr auto DefaultPathBuildLimit = 500ms;
-
-    PathContext::PathContext(Router* router)
-        : _router(router), m_AllowTransit(false), path_limits(DefaultPathBuildLimit)
+    PathContext::PathContext(Router* router) : _router(router), m_AllowTransit(false)
     {}
 
     void PathContext::allow_transit()
@@ -22,20 +19,6 @@ namespace llarp::path
         return m_AllowTransit;
     }
 
-    bool PathContext::check_path_limit_hit_by_ip(const Ip_address_deprecated& ip)
-    {
-#ifdef TESTNET
-        return false;
-#else
-        Ip_address_deprecated remote = ip;
-        // null out the port -- we don't care about it for path limiting purposes
-        remote.setPort(0);
-        // try inserting remote address by ip into decaying hash set
-        // if it cannot insert it has hit a limit
-        return not path_limits.Insert(remote);
-#endif
-    }
-
     const std::shared_ptr<EventLoop>& PathContext::loop()
     {
         return _router->loop();
@@ -153,9 +136,6 @@ namespace llarp::path
 
     void PathContext::ExpirePaths(llarp_time_t now)
     {
-        // decay limits
-        path_limits.Decay(now);
-
         {
             auto itr = transit_hops.begin();
             while (itr != transit_hops.end())
diff --git a/llarp/path/path_context.hpp b/llarp/path/path_context.hpp
index 4ab268adf..b494a87de 100644
--- a/llarp/path/path_context.hpp
+++ b/llarp/path/path_context.hpp
@@ -62,7 +62,7 @@ namespace llarp::path
 
         void reject_transit();
 
-        bool check_path_limit_hit_by_ip(const Ip_address_deprecated& ip);
+        // bool check_path_limit_hit_by_ip(const Ip_address_deprecated& ip);
 
         bool is_transit_allowed() const;
 
@@ -107,6 +107,5 @@ namespace llarp::path
         std::unordered_map<TransitHopID, std::shared_ptr<TransitHop>> transit_hops;
         std::unordered_map<HopID, std::shared_ptr<Path>> own_paths;
         bool m_AllowTransit;
-        util::DecayingHashSet<Ip_address_deprecated> path_limits;
     };
 }  // namespace llarp::path
diff --git a/llarp/router/router.cpp b/llarp/router/router.cpp
index af0fcae40..d1bea447f 100644
--- a/llarp/router/router.cpp
+++ b/llarp/router/router.cpp
@@ -336,7 +336,7 @@ namespace llarp
 
         info.ifname = network_config._if_name;
 
-        info.addrs.emplace_back(network_config.if_addr);
+        info.addrs.emplace_back(network_config._if_addr);
 
         auto if_net = vpn_platform()->CreateInterface(std::move(info), this);
 
diff --git a/llarp/rpc/rpc_request_definitions.hpp b/llarp/rpc/rpc_request_definitions.hpp
index 9cfacf7c3..e9dcd174a 100644
--- a/llarp/rpc/rpc_request_definitions.hpp
+++ b/llarp/rpc/rpc_request_definitions.hpp
@@ -2,8 +2,8 @@
 
 #include "rpc_request_decorators.hpp"
 
+#include <llarp/address/ip_range.hpp>
 #include <llarp/config/config.hpp>
-#include <llarp/net/ip_range.hpp>
 #include <llarp/router/route_poker.hpp>
 #include <llarp/service/address.hpp>
 #include <llarp/service/endpoint.hpp>
@@ -175,9 +175,9 @@ namespace llarp::rpc
         MapExit()
         {
             if constexpr (platform::supports_ipv6)
-                request.ip_range.emplace_back("::/0");
+                request.ip_range.emplace_back("::"s, 0);
             else
-                request.ip_range.emplace_back("0.0.0.0/0");
+                request.ip_range.emplace_back("0.0.0.0"s, 0);
         }
 
         static constexpr auto name = "map_exit"sv;
@@ -185,7 +185,7 @@ namespace llarp::rpc
         struct request_parameters
         {
             std::string address;
-            std::vector<IP_range_deprecated> ip_range;
+            std::vector<IPRange> ip_range;
             std::string token;
         } request;
     };
@@ -217,16 +217,16 @@ namespace llarp::rpc
         UnmapExit()
         {
             if constexpr (platform::supports_ipv6)
-                request.ip_range.emplace_back("::/0");
+                request.ip_range.emplace_back("::", 0);
             else
-                request.ip_range.emplace_back("0.0.0.0/0");
+                request.ip_range.emplace_back("0.0.0.0", 0);
         }
 
         static constexpr auto name = "unmap_exit"sv;
 
         struct request_parameters
         {
-            std::vector<IP_range_deprecated> ip_range;
+            std::vector<IPRange> ip_range;
         } request;
     };
 
diff --git a/llarp/service/endpoint.cpp b/llarp/service/endpoint.cpp
index 87bc8e106..65e5584b1 100644
--- a/llarp/service/endpoint.cpp
+++ b/llarp/service/endpoint.cpp
@@ -52,14 +52,15 @@ namespace llarp::service
         //   SetAuthInfoForEndpoint(exit, auth);
         // }
 
-        conf.ons_range_map.ForEachEntry([&](const IP_range_deprecated& range, const std::string& name) {
-            std::optional<auth::AuthInfo> auth;
-            const auto itr = conf.ons_exit_auths.find(name);
-            if (itr != conf.ons_exit_auths.end())
-                auth = itr->second;
-            (void)range;
-            // _startup_ons_mappings[name] = std::make_pair(range, auth);
-        });
+        // TODO: move this to remote exit handler
+        // conf.ons_range_map.ForEachEntry([&](const IP_range_deprecated& range, const std::string& name) {
+        //     std::optional<auth::AuthInfo> auth;
+        //     const auto itr = conf.ons_exit_auths.find(name);
+        //     if (itr != conf.ons_exit_auths.end())
+        //         auth = itr->second;
+        //     (void)range;
+        //     _startup_ons_mappings[name] = std::make_pair(range, auth);
+        // });
 
         // return _state->Configure(conf);
         return true;
diff --git a/llarp/service/endpoint.hpp b/llarp/service/endpoint.hpp
index dfe66dc31..f26c72d26 100644
--- a/llarp/service/endpoint.hpp
+++ b/llarp/service/endpoint.hpp
@@ -108,13 +108,6 @@ namespace llarp::service
             return std::nullopt;
         };
 
-        /// get the ip ranges we claim to own
-        /// override me
-        virtual std::set<IP_range_deprecated> GetOwnedRanges() const
-        {
-            return {};
-        };
-
         void reset_path_state() override;
 
         /// loop (via router)
diff --git a/llarp/service/identity.cpp b/llarp/service/identity.cpp
index 252a5fdef..473ff5811 100644
--- a/llarp/service/identity.cpp
+++ b/llarp/service/identity.cpp
@@ -164,7 +164,7 @@ namespace llarp::service
         // set timestamp
         // TODO: round to nearest 1000 ms
         i.time_signed = now;
-        encrypted.signedAt = now;
+        encrypted.signed_at = now;
         // set service info
         i.address_keys = pub;
         // set public encryption key
@@ -175,7 +175,7 @@ namespace llarp::service
         const SharedSecret k{i.address_keys.Addr()};
         crypto::xchacha20(reinterpret_cast<uint8_t*>(bte.data()), bte.size(), k, encrypted.nonce);
 
-        std::memcpy(encrypted.introsetPayload.data(), bte.data(), bte.size());
+        std::memcpy(encrypted.introset_payload.data(), bte.data(), bte.size());
 
         if (not encrypted.Sign(derivedSignKey))
             return std::nullopt;
diff --git a/llarp/service/intro_set.cpp b/llarp/service/intro_set.cpp
index 91cab239a..5aae0747c 100644
--- a/llarp/service/intro_set.cpp
+++ b/llarp/service/intro_set.cpp
@@ -12,11 +12,11 @@ namespace llarp::service
         std::string enc_payload,
         std::string nonce,
         std::string s)
-        : signedAt{signed_at},
-          introsetPayload{reinterpret_cast<uint8_t*>(enc_payload.data()), enc_payload.size()},
+        : signed_at{signed_at},
+          introset_payload{reinterpret_cast<uint8_t*>(enc_payload.data()), enc_payload.size()},
           nonce{reinterpret_cast<uint8_t*>(nonce.data())}
     {
-        derivedSigningKey = PubKey::make_from_hex(signing_key);
+        derived_signing_key = PubKey::make_from_hex(signing_key);
         sig.from_string(std::move(s));
     }
 
@@ -26,10 +26,10 @@ namespace llarp::service
         {
             oxenc::bt_dict_consumer btdc{bt_payload};
 
-            derivedSigningKey = PubKey::make_from_hex(btdc.require<std::string>("d"));
+            derived_signing_key = PubKey::make_from_hex(btdc.require<std::string>("d"));
             nonce.from_string(btdc.require<std::string>("n"));
-            signedAt = std::chrono::milliseconds{btdc.require<uint64_t>("s")};
-            introsetPayload = btdc.require<ustring>("x");
+            signed_at = std::chrono::milliseconds{btdc.require<uint64_t>("s")};
+            introset_payload = btdc.require<ustring>("x");
             sig.from_string(btdc.require<std::string>("z"));
         }
         catch (...)
@@ -40,8 +40,8 @@ namespace llarp::service
 
     StatusObject EncryptedIntroSet::ExtractStatus() const
     {
-        const auto sz = introsetPayload.size();
-        return {{"location", derivedSigningKey.to_string()}, {"signedAt", to_json(signedAt)}, {"size", sz}};
+        const auto sz = introset_payload.size();
+        return {{"location", derived_signing_key.to_string()}, {"signedAt", to_json(signed_at)}, {"size", sz}};
     }
 
     std::string EncryptedIntroSet::bt_encode() const
@@ -50,11 +50,11 @@ namespace llarp::service
 
         try
         {
-            btdp.append("d", derivedSigningKey.ToView());
+            btdp.append("d", derived_signing_key.ToView());
             btdp.append("n", nonce.ToView());
-            btdp.append("s", signedAt.count());
+            btdp.append("s", signed_at.count());
             btdp.append(
-                "x", std::string_view{reinterpret_cast<const char*>(introsetPayload.data()), introsetPayload.size()});
+                "x", std::string_view{reinterpret_cast<const char*>(introset_payload.data()), introset_payload.size()});
             btdp.append("z", sig.ToView());
         }
         catch (...)
@@ -75,17 +75,17 @@ namespace llarp::service
                 return false;
             if (strbuf.sz > MAX_INTROSET_SIZE)
                 return false;
-            introsetPayload.resize(strbuf.sz);
-            std::copy_n(strbuf.base, strbuf.sz, introsetPayload.data());
+            introset_payload.resize(strbuf.sz);
+            std::copy_n(strbuf.base, strbuf.sz, introset_payload.data());
             return true;
         }
-        if (not BEncodeMaybeReadDictEntry("d", derivedSigningKey, read, key, buf))
+        if (not BEncodeMaybeReadDictEntry("d", derived_signing_key, read, key, buf))
             return false;
 
         if (not BEncodeMaybeReadDictEntry("n", nonce, read, key, buf))
             return false;
 
-        if (not BEncodeMaybeReadDictInt("s", signedAt, read, key, buf))
+        if (not BEncodeMaybeReadDictInt("s", signed_at, read, key, buf))
             return false;
 
         if (not BEncodeMaybeReadDictEntry("z", sig, read, key, buf))
@@ -95,24 +95,24 @@ namespace llarp::service
 
     bool EncryptedIntroSet::OtherIsNewer(const EncryptedIntroSet& other) const
     {
-        return signedAt < other.signedAt;
+        return signed_at < other.signed_at;
     }
 
     std::string EncryptedIntroSet::to_string() const
     {
         return fmt::format(
             "[EncIntroSet d={} n={} s={} x=[{} bytes] z={}]",
-            derivedSigningKey,
+            derived_signing_key,
             nonce,
-            signedAt.count(),
-            introsetPayload.size(),
+            signed_at.count(),
+            introset_payload.size(),
             sig);
     }
 
     IntroSet EncryptedIntroSet::decrypt(const PubKey& root) const
     {
         SharedSecret k(root);
-        std::string payload{reinterpret_cast<const char*>(introsetPayload.data()), introsetPayload.size()};
+        std::string payload{reinterpret_cast<const char*>(introset_payload.data()), introset_payload.size()};
 
         crypto::xchacha20(reinterpret_cast<uint8_t*>(payload.data()), payload.size(), k, nonce);
 
@@ -121,13 +121,13 @@ namespace llarp::service
 
     bool EncryptedIntroSet::IsExpired(llarp_time_t now) const
     {
-        return now >= signedAt + path::DEFAULT_LIFETIME;
+        return now >= signed_at + path::DEFAULT_LIFETIME;
     }
 
     bool EncryptedIntroSet::Sign(const PrivateKey& k)
     {
-        signedAt = llarp::time_now_ms();
-        if (not k.to_pubkey(derivedSigningKey))
+        signed_at = llarp::time_now_ms();
+        if (not k.to_pubkey(derived_signing_key))
             return false;
         sig.Zero();
         auto bte = bt_encode();
@@ -147,7 +147,7 @@ namespace llarp::service
         copy.sig.Zero();
 
         auto bte = copy.bt_encode();
-        return crypto::verify(derivedSigningKey, reinterpret_cast<uint8_t*>(bte.data()), bte.size(), sig);
+        return crypto::verify(derived_signing_key, reinterpret_cast<uint8_t*>(bte.data()), bte.size(), sig);
     }
 
     bool EncryptedIntroSet::verify(uint8_t* introset, size_t introset_size, uint8_t* key, uint8_t* sig)
diff --git a/llarp/service/intro_set.hpp b/llarp/service/intro_set.hpp
index 3a9c0d8ab..84b831f3e 100644
--- a/llarp/service/intro_set.hpp
+++ b/llarp/service/intro_set.hpp
@@ -4,9 +4,9 @@
 #include "intro.hpp"
 #include "types.hpp"
 
+#include <llarp/address/ip_range.hpp>
 #include <llarp/crypto/types.hpp>
 #include <llarp/dns/srv_data.hpp>
-#include <llarp/net/ip_range.hpp>
 #include <llarp/net/traffic_policy.hpp>
 #include <llarp/util/bencode.hpp>
 #include <llarp/util/time.hpp>
@@ -40,7 +40,7 @@ namespace llarp::service
         std::vector<ProtocolType> supported_protocols;
         /// aonnuce that these ranges are reachable via our endpoint
         /// only set when we support exit traffic ethertype is supported
-        std::set<IP_range_deprecated> owned_ranges;
+        std::set<IPRange> owned_ranges;
 
         /// policies about traffic that we are willing to carry
         /// a protocol/range whitelist or blacklist
@@ -103,9 +103,9 @@ namespace llarp::service
     /// public version of the introset that is encrypted
     struct EncryptedIntroSet
     {
-        PubKey derivedSigningKey;
-        llarp_time_t signedAt = 0s;
-        ustring introsetPayload;
+        PubKey derived_signing_key;
+        llarp_time_t signed_at = 0s;
+        ustring introset_payload;
         SymmNonce nonce;
         Signature sig;
 
@@ -151,13 +151,13 @@ namespace llarp::service
 
     inline bool operator<(const EncryptedIntroSet& lhs, const EncryptedIntroSet& rhs)
     {
-        return lhs.derivedSigningKey < rhs.derivedSigningKey;
+        return lhs.derived_signing_key < rhs.derived_signing_key;
     }
 
     inline bool operator==(const EncryptedIntroSet& lhs, const EncryptedIntroSet& rhs)
     {
-        return std::tie(lhs.signedAt, lhs.derivedSigningKey, lhs.nonce, lhs.sig)
-            == std::tie(rhs.signedAt, rhs.derivedSigningKey, rhs.nonce, rhs.sig);
+        return std::tie(lhs.signed_at, lhs.derived_signing_key, lhs.nonce, lhs.sig)
+            == std::tie(rhs.signed_at, rhs.derived_signing_key, rhs.nonce, rhs.sig);
     }
 
     inline bool operator!=(const EncryptedIntroSet& lhs, const EncryptedIntroSet& rhs)
diff --git a/llarp/vpn/linux.hpp b/llarp/vpn/linux.hpp
index b5bdd1104..0760ccca4 100644
--- a/llarp/vpn/linux.hpp
+++ b/llarp/vpn/linux.hpp
@@ -33,75 +33,86 @@ namespace llarp::vpn
 
     class LinuxInterface : public NetworkInterface
     {
-        const int m_fd;
+        const int _fd;
 
        public:
-        LinuxInterface(InterfaceInfo info) : NetworkInterface{std::move(info)}, m_fd{::open("/dev/net/tun", O_RDWR)}
-
+        LinuxInterface(InterfaceInfo info) : NetworkInterface{std::move(info)}, _fd{::open("/dev/net/tun", O_RDWR)}
         {
-            if (m_fd == -1)
+            if (_fd == -1)
                 throw std::runtime_error("cannot open /dev/net/tun " + std::string{strerror(errno)});
 
             ifreq ifr{};
             in6_ifreq ifr6{};
+
             ifr.ifr_flags = IFF_TUN | IFF_NO_PI;
-            std::copy_n(m_Info.ifname.c_str(), std::min(m_Info.ifname.size(), sizeof(ifr.ifr_name)), ifr.ifr_name);
-            if (::ioctl(m_fd, TUNSETIFF, &ifr) == -1)
+            std::copy_n(_info.ifname.c_str(), std::min(_info.ifname.size(), sizeof(ifr.ifr_name)), ifr.ifr_name);
+
+            if (::ioctl(_fd, TUNSETIFF, &ifr) == -1)
                 throw std::runtime_error("cannot set interface name: " + std::string{strerror(errno)});
+
             IOCTL control{AF_INET};
 
             control.ioctl(SIOCGIFFLAGS, &ifr);
             const int flags = ifr.ifr_flags;
-            control.ioctl(SIOCGIFINDEX, &ifr);
-            m_Info.index = ifr.ifr_ifindex;
 
-            for (const auto& ifaddr : m_Info.addrs)
+            control.ioctl(SIOCGIFINDEX, &ifr);
+            _info.index = ifr.ifr_ifindex;
+
+            for (const auto& ifaddr : _info.addrs)
             {
+                auto& range = ifaddr.range;
+
                 if (ifaddr.fam == AF_INET)
                 {
                     ifr.ifr_addr.sa_family = AF_INET;
-                    const nuint32_t addr = ToNet(net::TruncateV6(ifaddr.range.addr));
-                    ((sockaddr_in*)&ifr.ifr_addr)->sin_addr.s_addr = addr.n;
+                    auto in4 = range.address().in4();
+                    std::memcpy(
+                        &((sockaddr_in*)&ifr.ifr_addr)->sin_addr.s_addr, &in4.sin_addr.s_addr, sizeof(sockaddr));
+
                     control.ioctl(SIOCSIFADDR, &ifr);
 
-                    const nuint32_t mask = ToNet(net::TruncateV6(ifaddr.range.netmask_bits));
-                    ((sockaddr_in*)&ifr.ifr_netmask)->sin_addr.s_addr = mask.n;
+                    ((sockaddr_in*)&ifr.ifr_netmask)->sin_addr.s_addr =
+                        oxenc::load_host_to_big<unsigned int>(&range.mask());
                     control.ioctl(SIOCSIFNETMASK, &ifr);
                 }
                 if (ifaddr.fam == AF_INET6)
                 {
-                    ifr6.addr = net::HUIntToIn6(ifaddr.range.addr);
-                    ifr6.prefixlen = llarp::bits::count_bits(ifaddr.range.netmask_bits);
-                    ifr6.ifindex = m_Info.index;
+                    auto in6 = range.address().in6();
+
+                    std::memcpy(&ifr6.addr, &in6.sin6_addr, sizeof(in6.sin6_addr));
+
+                    ifr6.prefixlen = llarp::bits::count_bits(range.mask());
+                    ifr6.ifindex = _info.index;
                     try
                     {
                         IOCTL{AF_INET6}.ioctl(SIOCSIFADDR, &ifr6);
                     }
-                    catch (std::exception& ex)
+                    catch (const std::exception& e)
                     {
-                        LogError("we are not allowed to use IPv6 on this system: ", ex.what());
+                        log::error(logcat, "IPv6 not allowed on this system: {}", e.what());
                     }
                 }
             }
+
             ifr.ifr_flags = static_cast<short>(flags | IFF_UP | IFF_NO_PI);
             control.ioctl(SIOCSIFFLAGS, &ifr);
         }
 
-        virtual ~LinuxInterface()
+        ~LinuxInterface() override
         {
-            ::close(m_fd);
+            ::close(_fd);
         }
 
         int PollFD() const override
         {
-            return m_fd;
+            return _fd;
         }
 
         net::IP_packet_deprecated ReadNextPacket() override
         {
             std::vector<uint8_t> pkt;
             pkt.resize(net::IP_packet_deprecated::MaxSize);
-            const auto sz = read(m_fd, pkt.data(), pkt.capacity());
+            const auto sz = read(_fd, pkt.data(), pkt.capacity());
             if (sz < 0)
             {
                 if (errno == EAGAIN or errno == EWOULDBLOCK)
@@ -117,7 +128,7 @@ namespace llarp::vpn
 
         bool WritePacket(net::IP_packet_deprecated pkt) override
         {
-            const auto sz = write(m_fd, pkt.data(), pkt.size());
+            const auto sz = write(_fd, pkt.data(), pkt.size());
             if (sz <= 0)
                 return false;
             return sz == static_cast<ssize_t>(pkt.size());
@@ -170,7 +181,7 @@ namespace llarp::vpn
             unsigned char bitlen;
             unsigned char data[sizeof(struct in6_addr)];
 
-            _inet_addr(oxen::quic::Address& addr)
+            _inet_addr(oxen::quic::Address addr)
             {
                 const auto& v4 = addr.is_ipv4();
 
@@ -303,10 +314,10 @@ namespace llarp::vpn
             }
         }
 
-        void route_via_interface(int cmd, int flags, NetworkInterface& vpn, IP_range_deprecated range)
+        void route_via_interface(int cmd, int flags, NetworkInterface& vpn, IPRange range)
         {
             const auto& info = vpn.Info();
-            if (range.IsV4())
+            if (range.is_ipv4())
             {
                 const auto maybe = Net().GetInterfaceAddr(info.ifname);
                 if (not maybe)
@@ -314,18 +325,20 @@ namespace llarp::vpn
 
                 const auto gateway = var::visit([](auto&& ip) { return _inet_addr{ip}; }, maybe->getIP());
 
-                const _inet_addr addr{
-                    ToNet(net::TruncateV6(range.addr)), bits::count_bits(net::TruncateV6(range.netmask_bits))};
+                const _inet_addr addr{range.address()};
 
                 make_route(cmd, flags, addr, gateway, GatewayMode::eUpperDefault, info.index);
             }
             else
             {
                 const auto maybe = Net().GetInterfaceIPv6Address(info.ifname);
+
                 if (not maybe)
                     throw std::runtime_error{"we dont have our own network interface?"};
+
                 const _inet_addr gateway{ToNet(*maybe), 128};
-                const _inet_addr addr{ToNet(range.addr), bits::count_bits(range.netmask_bits)};
+                const _inet_addr addr{range.address()};
+
                 make_route(cmd, flags, addr, gateway, GatewayMode::eUpperDefault, info.index);
             }
         }
@@ -367,12 +380,12 @@ namespace llarp::vpn
             default_route_via_interface(vpn, RTM_DELROUTE, 0);
         }
 
-        void add_route_via_interface(NetworkInterface& vpn, IP_range_deprecated range) override
+        void add_route_via_interface(NetworkInterface& vpn, IPRange range) override
         {
             route_via_interface(RTM_NEWROUTE, NLM_F_CREATE | NLM_F_EXCL, vpn, range);
         }
 
-        void delete_route_via_interface(NetworkInterface& vpn, IP_range_deprecated range) override
+        void delete_route_via_interface(NetworkInterface& vpn, IPRange range) override
         {
             route_via_interface(RTM_DELROUTE, 0, vpn, range);
         }
diff --git a/llarp/vpn/platform.hpp b/llarp/vpn/platform.hpp
index e59ede9e5..c0365d428 100644
--- a/llarp/vpn/platform.hpp
+++ b/llarp/vpn/platform.hpp
@@ -2,8 +2,8 @@
 
 #include "i_packet_io.hpp"
 
+#include <llarp/address/ip_range.hpp>
 #include <llarp/net/ip_packet.hpp>
-#include <llarp/net/ip_range.hpp>
 
 #include <oxen/quic.hpp>
 #include <oxenc/variant.h>
@@ -20,10 +20,11 @@ namespace llarp::vpn
 {
     struct InterfaceAddress
     {
-        constexpr InterfaceAddress(IP_range_deprecated r, int f = AF_INET) : range{std::move(r)}, fam{f}
+        InterfaceAddress(IPRange r) : range{std::move(r)}, fam{range.is_ipv4() ? AF_INET : AF_INET6}
         {}
-        IP_range_deprecated range;
+        IPRange range;
         int fam;
+
         bool operator<(const InterfaceAddress& other) const
         {
             return std::tie(range, fam) < std::tie(other.range, other.fam);
@@ -34,16 +35,12 @@ namespace llarp::vpn
     {
         std::string ifname;
         unsigned int index;
-        huint32_t dnsaddr;
         std::vector<InterfaceAddress> addrs;
 
         /// get address number N
-        inline net::ipaddr_t operator[](size_t idx) const
+        inline oxen::quic::Address operator[](size_t idx) const
         {
-            const auto& range = addrs[idx].range;
-            if (range.IsV4())
-                return ToNet(net::TruncateV6(range.addr));
-            return ToNet(range.addr);
+            return addrs[idx].range.address();
         }
     };
 
@@ -51,17 +48,17 @@ namespace llarp::vpn
     class NetworkInterface : public I_Packet_IO
     {
        protected:
-        InterfaceInfo m_Info;
+        InterfaceInfo _info;
 
        public:
-        NetworkInterface(InterfaceInfo info) : m_Info{std::move(info)}
+        NetworkInterface(InterfaceInfo info) : _info{std::move(info)}
         {}
         NetworkInterface(const NetworkInterface&) = delete;
         NetworkInterface(NetworkInterface&&) = delete;
 
         const InterfaceInfo& Info() const
         {
-            return m_Info;
+            return _info;
         }
 
         /// idempotently wake up the upper layers as needed (platform dependant)
@@ -91,9 +88,9 @@ namespace llarp::vpn
 
         virtual void delete_default_route_via_interface(NetworkInterface& vpn) = 0;
 
-        virtual void add_route_via_interface(NetworkInterface& vpn, IP_range_deprecated range) = 0;
+        virtual void add_route_via_interface(NetworkInterface& vpn, IPRange range) = 0;
 
-        virtual void delete_route_via_interface(NetworkInterface& vpn, IP_range_deprecated range) = 0;
+        virtual void delete_route_via_interface(NetworkInterface& vpn, IPRange range) = 0;
 
         virtual std::vector<oxen::quic::Address> get_non_interface_gateways(NetworkInterface& vpn) = 0;