dist/sockets: validate postion when sending entries (for debug)

0c0fbcbd · Antoine Kaufmann · 59abd0fd · 0c0fbcbd
Commit 0c0fbcbd authored Aug 24, 2021 by Antoine Kaufmann
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dist/sockets/net_sockets.c dist/sockets/net_sockets.c +7 -0

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--- a/dist/sockets/net_sockets.c
+++ b/dist/sockets/net_sockets.c
@@ -499,6 +499,13 @@ int NetOpPassEntries(struct Peer *peer, uint32_t pos, uint32_t n) {
    abort();
  }
+  if ((peer->last_sent_pos + 1) % peer->local_enum != pos) {
+    fprintf(stderr, "NetOpPassEntries: entry sent repeatedly: p=%u n=%u\n",
+            pos, n);
+    abort();
+  }
+  peer->last_sent_pos = pos + n - 1;
  struct SockMsg *msg = SockMsgAlloc();
  if (!msg)
    return 1;