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From: Bryan Drewery <bdrewery@FreeBSD.org>
Date: Tue, 19 Nov 2013 15:35:26 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r258347 - head/lib/libfetch
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Author: bdrewery (ports committer)
Date: Tue Nov 19 15:35:26 2013
New Revision: 258347
URL: http://svnweb.freebsd.org/changeset/base/258347

Log:
  Support SNI in libfetch
  
  SNI is Server Name Indentification which is a protocol for TLS that
  indicates the host that is being connected to at the start of the
  handshake. It allows to use Virtual Hosts on HTTPS.
  
  Submitted by:	sbz
  Submitted by:	Michael Gmelin <freebsd@grem.de> [1]
  PR:		kern/183583 [1]
  Reviewed by:	des
  Approved by:	bapt
  MFC after:	1 week

Modified:
  head/lib/libfetch/common.c

Modified: head/lib/libfetch/common.c
==============================================================================
--- head/lib/libfetch/common.c	Tue Nov 19 14:24:25 2013	(r258346)
+++ head/lib/libfetch/common.c	Tue Nov 19 15:35:26 2013	(r258347)
@@ -829,6 +829,15 @@ fetch_ssl(conn_t *conn, const struct url
 		return (-1);
 	}
 	SSL_set_fd(conn->ssl, conn->sd);
+
+#if OPENSSL_VERSION_NUMBER >= 0x0090806fL && !defined(OPENSSL_NO_TLSEXT)
+	if (!SSL_set_tlsext_host_name(conn->ssl, URL->host)) {
+		fprintf(stderr,
+		    "TLS server name indication extension failed for host %s\n",
+		    URL->host);
+		return (-1);
+	}
+#endif
 	while ((ret = SSL_connect(conn->ssl)) == -1) {
 		ssl_err = SSL_get_error(conn->ssl, ret);
 		if (ssl_err != SSL_ERROR_WANT_READ &&