From afcdcf6ae6d95eb828733994c7de30f8ab095dcc Mon Sep 17 00:00:00 2001
From: Ian Moffett <ian@osmora.org>
Date: Thu, 25 Sep 2025 14:23:36 -0400
Subject: dgram: Add support for data reception

Signed-off-by: Ian Moffett <ian@osmora.org>
---
 src/link/if_ether.c  | 15 +++++----------
 src/link/link_subr.c |  2 +-
 2 files changed, 6 insertions(+), 11 deletions(-)

(limited to 'src/link')

diff --git a/src/link/if_ether.c b/src/link/if_ether.c
index 48b4f19..6043810 100644
--- a/src/link/if_ether.c
+++ b/src/link/if_ether.c
@@ -32,15 +32,6 @@
 #include <string.h>
 #include "if_ether.h"
 
-/*
- * Using the protocol ID 0xFD for testing,
- * see RFC 3692
- */
-#define PROTO_ID 0xFD
-
-/* 48-bit mask for MAC addresses */
-#define MAC_MASK 0xFFFFFFFFFFFF
-
 int
 ether_load_route(mac_addr_t src, mac_addr_t dest, struct ether_hdr *res)
 {
@@ -65,6 +56,10 @@ ether_load_route(mac_addr_t src, mac_addr_t dest, struct ether_hdr *res)
     res->dest[3] = (dest >> 16) & 0xFF;
     res->dest[4] = (dest >> 8) & 0xFF;
     res->dest[5] = dest & 0xFF;
-    res->proto = PROTO_ID;
+
+    /* Setup the protocl ID */
+    res->proto = 0;
+    res->proto |= (PROTO_ID & 0xFF) << 8;
+    res->proto |= (PROTO_ID >> 8) & 0xFF;
     return 0;
 }
diff --git a/src/link/link_subr.c b/src/link/link_subr.c
index d1a977d..297e720 100644
--- a/src/link/link_subr.c
+++ b/src/link/link_subr.c
@@ -50,7 +50,7 @@ onet_open(const char *iface, struct onet_link *res)
     }
 
     /* Open a raw socket */
-    res->sockfd = socket(AF_PACKET, SOCK_RAW, IPPROTO_RAW);
+    res->sockfd = socket(AF_PACKET, SOCK_RAW, htons(ETH_P_ALL));
     if (res->sockfd < 0) {
         return res->sockfd;
     }
-- 
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