hostapd: Fix compile with OpenSSL 1.1.0 + no deprecated APIs

Patch was accepted upsteam:

https://w1.fi/cgit/hostap/commit/?id=373c796948599a509bad71695b5b72eef003f661

Signed-off-by: Rosen Penev <rosenp@gmail.com>

package/network/services/hostapd/patches/700-fix-openssl11.patch

@@ -0,0 +1,40 @@
+From 672540d4ddbd24782b5c65b35d636bdfe8a90d0f Mon Sep 17 00:00:00 2001
+From: Rosen Penev <rosenp@gmail.com>
+Date: Fri, 15 Jun 2018 18:35:30 -0700
+Subject: [PATCH] Fix compile with OpenSSL 1.1.0 and deprecated APIs
+
+SSL_session_reused is the same as SSL_cache_hit. The engine load stuff is
+now handled by OPENSSL_init.
+
+Signed-off-by: Rosen Penev <rosenp@gmail.com>
+---
+ src/crypto/tls_openssl.c | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+diff --git a/src/crypto/tls_openssl.c b/src/crypto/tls_openssl.c
+index b4bfc9b73..79ac909d0 100644
+--- a/src/crypto/tls_openssl.c
++++ b/src/crypto/tls_openssl.c
+@@ -1024,8 +1024,10 @@ void * tls_init(const struct tls_config *conf)
+ 
+ #ifndef OPENSSL_NO_ENGINE
+ 	wpa_printf(MSG_DEBUG, "ENGINE: Loading dynamic engine");
++#if OPENSSL_VERSION_NUMBER < 0x10100000L
+ 	ERR_load_ENGINE_strings();
+ 	ENGINE_load_dynamic();
++#endif /* OPENSSL_VERSION_NUMBER */
+ 
+ 	if (conf &&
+ 	    (conf->opensc_engine_path || conf->pkcs11_engine_path ||
+@@ -3874,7 +3876,7 @@ struct wpabuf * tls_connection_decrypt(void *tls_ctx,
+ 
+ int tls_connection_resumed(void *ssl_ctx, struct tls_connection *conn)
+ {
+-	return conn ? SSL_cache_hit(conn->ssl) : 0;
++	return conn ? SSL_session_reused(conn->ssl) : 0;
+ }
+ 
+ 
+-- 
+2.17.1
+