[patch] patch to print a warning when we couldn't write() enough bytes to the tunnel

nstx-1.1_beta6_02-warn-on-frag.patch (text/plain), 736 bytes, created by Steve Brudenell on 2009-03-17 04:35:04 UTC

Only in nstx-1.1-beta6.orig/: nstx_dns.o
Only in nstx-1.1-beta6.orig/: nstx_encode.o
Only in nstx-1.1-beta6.orig/: nstx_pstack.o
diff -ru nstx-1.1-beta6.orig/nstx_tuntap.c nstx-1.1-beta6/nstx_tuntap.c
--- nstx-1.1-beta6.orig/nstx_tuntap.c	2009-03-16 23:56:02.000000000 +0000
+++ nstx-1.1-beta6/nstx_tuntap.c	2009-03-17 00:06:00.000000000 +0000
@@ -274,7 +274,13 @@
 sendtun(const char *data, size_t len)
 {
 //   printf("Sent len %d, csum %d\n", len, checksum(data, len));
-   write(tfd, data, len);
+   size_t w = write(tfd, data, len);
+
+   if (w < len) {
+       fprintf(stderr, "packet was descrutively fragmented! (len=%zd, "
+           "wrote=%zd)\n",
+           len, w);
+   }
 }
 
 void
Only in nstx-1.1-beta6.orig/: nstxd.o