From 6e2e4674a3c4c3ff7fb477bc7cf38ec9ccf8d4d3 Mon Sep 17 00:00:00 2001
From: Aaron Lipinski <aaron.lipinski@roboticsplus.co.nz>
Date: Tue, 6 Apr 2021 16:00:41 +1200
Subject: [PATCH] use addrinfo

---
 ui/mtr.c |  2 +-
 ui/net.c | 10 +++++-----
 ui/net.h |  4 ++--
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/ui/mtr.c b/ui/mtr.c
index ff1d995..253861b 100644
--- a/ui/mtr.c
+++ b/ui/mtr.c
@@ -842,7 +842,7 @@ int main(
             }
         }
 
-        if (net_open(&ctl, host) != 0) {
+        if (net_open(&ctl, res) != 0) {
             error(0, 0, "Unable to start net module");
             if (ctl.Interactive)
                 exit(EXIT_FAILURE);
diff --git a/ui/net.c b/ui/net.c
index 60d33e0..1df3503 100644
--- a/ui/net.c
+++ b/ui/net.c
@@ -736,7 +736,7 @@ static void net_find_local_address(
 
 int net_open(
     struct mtr_ctl *ctl,
-    struct hostent *hostent)
+    struct addrinfo *res)
 {
     int err;
 
@@ -746,7 +746,7 @@ int net_open(
         return err;
     }
 
-    net_reopen(ctl, hostent);
+    net_reopen(ctl, res);
 
     return 0;
 }
@@ -754,7 +754,7 @@ int net_open(
 
 void net_reopen(
     struct mtr_ctl *ctl,
-    struct hostent *hostent)
+    struct addrinfo *res)
 {
     int at;
 
@@ -764,9 +764,9 @@ void net_reopen(
 
     net_reset(ctl);
 
-    ctl->af = remotesockaddr->sa_family = sourcesockaddr->sa_family = hostent->h_addrtype;
+    ctl->af = remotesockaddr->sa_family = sourcesockaddr->sa_family = res->ai_family;
     remoteaddress = sockaddr_addr_offset(remotesockaddr);
-    memcpy(remoteaddress, hostent->h_addr, sockaddr_addr_size(remotesockaddr));
+    memcpy(remoteaddress, sockaddr_addr_offset(res->ai_addr), sockaddr_addr_size(remotesockaddr));
     inet_ntop(remotesockaddr->sa_family, remoteaddress, remoteaddr, sizeof(remoteaddr));
 
     sourceaddress = sockaddr_addr_offset(sourcesockaddr);
diff --git a/ui/net.h b/ui/net.h
index 38718fe..b323c25 100644
--- a/ui/net.h
+++ b/ui/net.h
@@ -33,10 +33,10 @@
 
 extern int net_open(
     struct mtr_ctl *ctl,
-    struct hostent *host);
+    struct addrinfo *res);
 extern void net_reopen(
     struct mtr_ctl *ctl,
-    struct hostent *address);
+    struct addrinfo *res);
 extern void net_reset(
     struct mtr_ctl *ctl);
 extern void net_close(
-- 
2.47.2