From 043c6c62e63f0fcdd573f47137fb3be5c565aef1 Mon Sep 17 00:00:00 2001
From: Bob Halley <source@isc.org>
Date: Wed, 26 Jan 2000 19:22:41 +0000
Subject: [PATCH] add isc_sockaddr_setport()

---
 lib/isc/include/isc/sockaddr.h |  6 ++++++
 lib/isc/sockaddr.c             | 14 ++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/lib/isc/include/isc/sockaddr.h b/lib/isc/include/isc/sockaddr.h
index bc66142bf8..6e5a896b28 100644
--- a/lib/isc/include/isc/sockaddr.h
+++ b/lib/isc/include/isc/sockaddr.h
@@ -77,6 +77,12 @@ isc_sockaddr_pf(const isc_sockaddr_t *sockaddr);
  *	The protocol family of 'sockaddr', e.g. PF_INET or PF_INET6.
  */
 
+void
+isc_sockaddr_setport(isc_sockaddr_t *sockaddr, in_port_t port);
+/*
+ * Set the port of 'sockaddr' to 'port'.
+ */
+
 isc_result_t
 isc_sockaddr_totext(const isc_sockaddr_t *sockaddr, isc_buffer_t *target);
 /*
diff --git a/lib/isc/sockaddr.c b/lib/isc/sockaddr.c
index 4e34db4b87..e8ad07d2dc 100644
--- a/lib/isc/sockaddr.c
+++ b/lib/isc/sockaddr.c
@@ -323,3 +323,17 @@ isc_sockaddr_pf(const isc_sockaddr_t *sockaddr) {
 	}
 #endif
 }
+
+void
+isc_sockaddr_setport(isc_sockaddr_t *sockaddr, in_port_t port) {
+	switch (sockaddr->type.sa.sa_family) {
+	case AF_INET:
+		sockaddr->type.sin.sin_port = htons(port);
+		break;
+	case AF_INET6:
+		sockaddr->type.sin6.sin6_port = htons(port);
+		break;
+	default:
+		FATAL_ERROR(__FILE__, __LINE__, "unknown address family");
+	}
+}