Updated native subprojects from ics-openvpn.

1 files changed, 38 insertions, 1 deletions

diff --git a/app/openssl/ssl/ssl_lib.c b/app/openssl/ssl/ssl_lib.c
index 8d2c3a76..3de68a78 100644
--- a/app/openssl/ssl/ssl_lib.c
+++ b/app/openssl/ssl/ssl_lib.c
@@ -1403,6 +1403,10 @@ char *SSL_get_shared_ciphers(const SSL *s,char *buf,int len)
 
 	p=buf;
 	sk=s->session->ciphers;
+
+	if (sk_SSL_CIPHER_num(sk) == 0)
+		return NULL;
+
 	for (i=0; i<sk_SSL_CIPHER_num(sk); i++)
 		{
 		int n;
@@ -2671,6 +2675,10 @@ int SSL_get_error(const SSL *s,int i)
 		{
 		return(SSL_ERROR_WANT_X509_LOOKUP);
 		}
+	if ((i < 0) && SSL_want_channel_id_lookup(s))
+		{
+		return(SSL_ERROR_WANT_CHANNEL_ID_LOOKUP);
+		}
 
 	if (i == 0)
 		{
@@ -3419,12 +3427,41 @@ int SSL_cutthrough_complete(const SSL *s)
 		s->version >= SSL3_VERSION &&
 		s->s3->in_read_app_data == 0 &&   /* cutthrough only applies to write() */
 		(SSL_get_mode((SSL*)s) & SSL_MODE_HANDSHAKE_CUTTHROUGH) &&  /* cutthrough enabled */
-		SSL_get_cipher_bits(s, NULL) >= 128 &&                      /* strong cipher choosen */
+		ssl3_can_cutthrough(s) &&                                   /* cutthrough allowed */
 		s->s3->previous_server_finished_len == 0 &&                 /* not a renegotiation handshake */
 		(s->state == SSL3_ST_CR_SESSION_TICKET_A ||                 /* ready to write app-data*/
 			s->state == SSL3_ST_CR_FINISHED_A));
 	}
 
+int ssl3_can_cutthrough(const SSL *s)
+	{
+	const SSL_CIPHER *c;
+
+	/* require a strong enough cipher */
+	if (SSL_get_cipher_bits(s, NULL) < 128)
+		return 0;
+
+	/* require ALPN or NPN extension */
+	if (!s->s3->alpn_selected
+#ifndef OPENSSL_NO_NEXTPROTONEG
+		&& !s->s3->next_proto_neg_seen
+#endif
+	)
+		{
+		return 0;
+		}
+
+	/* require a forward-secret cipher */
+	c = SSL_get_current_cipher(s);
+	if (!c || (c->algorithm_mkey != SSL_kEDH &&
+			c->algorithm_mkey != SSL_kEECDH))
+		{
+		return 0;
+		}
+
+	return 1;
+	}
+
 /* Allocates new EVP_MD_CTX and sets pointer to it into given pointer
  * vairable, freeing  EVP_MD_CTX previously stored in that variable, if
  * any. If EVP_MD pointer is passed, initializes ctx with this md