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[Qemu-devel] [PATCH] slirp: Untangle TCPOLEN_* from TCPOPT_*


From: Andreas Färber
Subject: [Qemu-devel] [PATCH] slirp: Untangle TCPOLEN_* from TCPOPT_*
Date: Sat, 28 Apr 2012 00:29:05 +0200

From: Andreas Färber <address@hidden>

Commit b72210568ef0c0fb141a01cffb71a09c4efa0364 (slirp: clean up
conflicts with system headers) enclosed TCPOLEN_MAXSEG with an #ifdef
TCPOPT_EOL. This broke the build on illumos, which has TCPOPT_*
but not TCPOLEN_*.

Move them to their own #ifdef TCPOLEN_MAXSEG section to remedy this.

Cc: Paolo Bonzini <address@hidden>
Signed-off-by: Andreas Färber <address@hidden>
---
 slirp/tcp.h |   13 ++++++++-----
 1 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/slirp/tcp.h b/slirp/tcp.h
index 8299603..2e2b403 100644
--- a/slirp/tcp.h
+++ b/slirp/tcp.h
@@ -79,20 +79,23 @@ struct tcphdr {
 #define        TCPOPT_EOL              0
 #define        TCPOPT_NOP              1
 #define        TCPOPT_MAXSEG           2
-#define    TCPOLEN_MAXSEG              4
 #define TCPOPT_WINDOW          3
-#define    TCPOLEN_WINDOW              3
 #define TCPOPT_SACK_PERMITTED  4               /* Experimental */
-#define    TCPOLEN_SACK_PERMITTED      2
 #define TCPOPT_SACK            5               /* Experimental */
 #define TCPOPT_TIMESTAMP       8
-#define    TCPOLEN_TIMESTAMP           10
-#define    TCPOLEN_TSTAMP_APPA         (TCPOLEN_TIMESTAMP+2) /* appendix A */
 
 #define TCPOPT_TSTAMP_HDR      \
     (TCPOPT_NOP<<24|TCPOPT_NOP<<16|TCPOPT_TIMESTAMP<<8|TCPOLEN_TIMESTAMP)
 #endif
 
+#ifndef TCPOLEN_MAXSEG
+#define    TCPOLEN_MAXSEG              4
+#define    TCPOLEN_WINDOW              3
+#define    TCPOLEN_SACK_PERMITTED      2
+#define    TCPOLEN_TIMESTAMP           10
+#define    TCPOLEN_TSTAMP_APPA         (TCPOLEN_TIMESTAMP+2) /* appendix A */
+#endif
+
 /*
  * Default maximum segment size for TCP.
  * With an IP MSS of 576, this is 536,
-- 
1.7.7




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