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$NetBSD: patch-src_PerfSocket.cpp,v 1.2 2021/03/15 17:00:06 gdt Exp $
Fix bug where setsockopt was used with int when it is defined to use
unsigned char. This should avoid bugs on BE machines.
https://sourceforge.net/p/iperf2/tickets/104/
--- src/PerfSocket.cpp.orig 2019-01-22 20:31:18.000000000 +0000
+++ src/PerfSocket.cpp
@@ -120,8 +120,9 @@ void SetSocketOptions( thread_Settings *
// set TTL
int val = inSettings->mTTL;
if ( !isIPV6(inSettings) ) {
+ u_char uval = val;
int rc = setsockopt( inSettings->mSock, IPPROTO_IP, IP_MULTICAST_TTL,
- (char*) &val, (Socklen_t) sizeof(val));
+ (char*) &uval, (Socklen_t) sizeof(val));
WARN_errno( rc == SOCKET_ERROR, "multicast v4 ttl" );
} else
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