make it compile on windows

include/tuntap.h

@@ -35,11 +35,9 @@
 #if !defined Linux
 #include <netinet/in.h>
 #endif
-#if defined Linux
-#include <linux/if.h>
-#else
+
 #include <net/if.h>
-#endif
+
 #if defined Linux
 #include <netinet/in.h>
 #elif defined(iOS)

llarp/crypto/crypto_libsodium.cpp

@@ -184,9 +184,9 @@ namespace llarp
     CryptoLibSodium::seed_to_secretkey(llarp::SecretKey &secret,
                                        const llarp::IdentitySecret &seed)
     {
+      PubKey pk;
       byte_t *sk = secret.data();
-      byte_t *pk = sk + 32;
-      return crypto_sign_ed25519_seed_keypair(pk, sk, seed.data()) != -1;
+      return crypto_sign_ed25519_seed_keypair(pk.data(), sk, seed.data()) != -1;
     }
 
     void
@@ -204,9 +204,9 @@ namespace llarp
     void
     CryptoLibSodium::identity_keygen(llarp::SecretKey &keys)
     {
+      PubKey pk;
       byte_t *sk = keys.data();
-      byte_t *pk = sk + 32;
-      crypto_sign_keypair(pk, sk);
+      crypto_sign_keypair(pk.data(), sk);
     }
 
     void

llarp/net/net_if.hpp

@@ -1,6 +1,6 @@
 #ifndef LLARP_NET_NET_IF_HPP
 #define LLARP_NET_NET_IF_HPP
-
+#ifndef _WIN32
 // this file is a shim include for #include <net/if.h>
 
 // Work around for broken glibc/linux header definitions in xenial that makes
@@ -23,3 +23,4 @@ if_nametoindex(const char* __ifname) __THROW;
 #include <net/if.h>
 #endif
 #endif
+#endif

vendor/libtuntap-master/tuntap-unix.c

@@ -25,6 +25,8 @@
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
+#include <tuntap.h>
+
 #ifdef __sun
 #define BSD_COMP
 #define TUNSDEBUG _IOW('t', 90, int)
@@ -39,6 +41,7 @@
 #if defined(Linux)
 #include <linux/if_tun.h>
 #include <linux/if_ether.h>
+#include <linux/if.h>
 #else
 
 #include <net/if.h>
@@ -62,7 +65,6 @@
 #include <time.h>
 #include <unistd.h>
 
-#include <tuntap.h>
 
 int
 tuntap_start(struct device *dev, int mode, int tun)
@@ -380,7 +382,7 @@ tuntap_set_debug(struct device *dev, int set)
   }
 
 #ifndef Darwin
-  if(ioctl(dev->tun_fd, TUNSDEBUG, &set) == -1)
+  if(ioctl(dev->tun_fd, TUNSETDEBUG, &set) == -1)
   {
     switch(set)
     {