add explicit constructor

include/utp.h

@@ -154,6 +154,17 @@ extern "C"
   // For utp_writev, to writes data from multiple buffers
   struct utp_iovec
   {
+#ifdef __cplusplus
+    utp_iovec() : iov_base(nullptr), iov_len(0)
+    {
+    }
+
+    utp_iovec(const utp_iovec &other)
+        : iov_base(other.iov_base), iov_len(other.iov_len)
+    {
+    }
+#endif
+
     void *iov_base;
     size_t iov_len;
   };

llarp/util/compare_ptr.hpp

@@ -5,8 +5,7 @@
 namespace llarp
 {
   /// type for comparing smart pointer's managed values
-  template < typename Ptr_t,
-             typename Compare = std::less<> >
+  template < typename Ptr_t, typename Compare = std::less<> >
   struct ComparePtr
   {
     bool

llarp/utp/session.cpp

@@ -32,15 +32,15 @@ namespace llarp
       if(!sock)
         return;
       ssize_t expect = 0;
-      std::vector< utp_iovec > vecs;
+      std::vector< utp_iovec > send;
       for(const auto& vec : vecq)
       {
         expect += vec.iov_len;
-        vecs.emplace_back(vec);
+        send.emplace_back(vec);
       }
       if(expect)
       {
-        ssize_t s = utp_writev(sock, vecs.data(), vecs.size());
+        ssize_t s = utp_writev(sock, send.data(), send.size());
         if(s < 0)
           return;
         if(s > 0)