From dfacc34b5531758fbd9129e03771aa661e80e93e Mon Sep 17 00:00:00 2001
From: jsing <>
Date: Thu, 23 Jan 2020 05:08:30 +0000
Subject: Implement pending for TLSv1.3.

Makes `openssl s_client -peekaboo` work with TLSv1.3.

ok beck@ tb@
---
 src/lib/libssl/tls13_lib.c | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

(limited to 'src/lib/libssl/tls13_lib.c')

diff --git a/src/lib/libssl/tls13_lib.c b/src/lib/libssl/tls13_lib.c
index 727f617471..de3e840a84 100644
--- a/src/lib/libssl/tls13_lib.c
+++ b/src/lib/libssl/tls13_lib.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: tls13_lib.c,v 1.22 2020/01/23 02:49:38 jsing Exp $ */
+/*	$OpenBSD: tls13_lib.c,v 1.23 2020/01/23 05:08:30 jsing Exp $ */
 /*
  * Copyright (c) 2018, 2019 Joel Sing <jsing@openbsd.org>
  * Copyright (c) 2019 Bob Beck <beck@openbsd.org>
@@ -410,6 +410,22 @@ tls13_legacy_return_code(SSL *ssl, ssize_t ret)
 	return -1;
 }
 
+int
+tls13_legacy_pending(const SSL *ssl)
+{
+	struct tls13_ctx *ctx = ssl->internal->tls13;
+	ssize_t ret;
+
+	if (ctx == NULL)
+		return 0;
+
+	ret = tls13_pending_application_data(ctx->rl);
+	if (ret < 0 || ret > INT_MAX)
+		return 0;
+
+	return ret;
+}
+
 int
 tls13_legacy_read_bytes(SSL *ssl, int type, unsigned char *buf, int len, int peek)
 {
-- 
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