expose mapAddress of first tunEndpoint

include/llarp.h

@@ -7,6 +7,8 @@
 #include <llarp/version.h>
 
 #ifdef __cplusplus
+#include "router.hpp" // for service::address
+
 extern "C"
 {
 #endif
@@ -75,6 +77,7 @@ extern "C"
   llarp_main_queryDHT_RC(struct llarp_main *ptr,
                          struct llarp_router_lookup_job *job);
 
+
   /// set up DNS libs with a context
   bool
   llarp_main_init_dnsd(struct llarp_main *ptr, struct dnsd_context *dnsd,
@@ -91,6 +94,11 @@ extern "C"
   handleBaseCmdLineArgs(int argc, char *argv[]);
 
 #ifdef __cplusplus
+
+  /// map an ip to a hidden service address
+  bool
+  main_router_mapAddress(struct llarp_main *ptr, const llarp::service::Address &addr, uint32_t ip);
+
 }
 #endif
 #endif

include/llarp/service/context.hpp

@@ -18,6 +18,10 @@ namespace llarp
       void
       Tick();
 
+      /// punch a hole open for DNS to add mappings
+      bool
+      MapAddress(const llarp::service::Address &addr, uint32_t ip);
+
       bool
       AddEndpoint(const Config::section_t &conf);
 

llarp/context.cpp

@@ -458,7 +458,15 @@ llarp_main_queryDHT(struct check_online_request *request)
                          {1000, request, &llarp_main_checkOnline});
   // llarp_dht_lookup_router(ptr->ctx->router->dht, job);
 }
-
+  
+bool
+main_router_mapAddress(struct llarp_main *ptr, const llarp::service::Address &addr, uint32_t ip)
+{
+  auto *endpoint = &ptr->ctx->router->hiddenServiceContext;
+  return endpoint->MapAddress(addr, ip);
+}
+  
+  
   const char *
   handleBaseCmdLineArgs(int argc, char *argv[])
   {

llarp/service/context.cpp

@@ -29,6 +29,26 @@ namespace llarp
         ++itr;
       }
     }
+    
+    bool
+    Context::MapAddress(const llarp::service::Address &addr, uint32_t ip)
+    {
+      if (!m_Endpoints.size())
+      {
+        llarp::LogError("No endpoints found");
+        return false;
+      }
+      auto firstEndpoint = m_Endpoints.begin();
+      auto *uniqueEndpoint = &firstEndpoint->second;
+      llarp::service::Endpoint *endpointer = uniqueEndpoint->get();
+      llarp::handlers::TunEndpoint *tunEndpoint = dynamic_cast<llarp::handlers::TunEndpoint *>(endpointer);
+      if (!tunEndpoint)
+      {
+        llarp::LogError("No tunnel endpoint found");
+        return false;
+      }
+      return tunEndpoint->MapAddress(addr, ip);
+    }
 
     bool
     Context::AddEndpoint(const Config::section_t &conf)