Import Mbed OS hard-float snapshot

connectivity/nanostack/sal-stack-nanostack/source/Common_Protocols/ipv6_flow.h

@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2016-2017, Arm Limited and affiliates.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef IPV6_FLOW_H_
+#define IPV6_FLOW_H_
+
+#include "ns_types.h"
+
+extern bool ipv6_flow_auto_label;
+
+uint_fast24_t ipv6_flow_5tuple(const uint8_t src_addr[static 16],
+                               const uint8_t dst_addr[static 16],
+                               uint8_t protocol,
+                               uint16_t src_port,
+                               uint16_t dst_port);
+
+uint_fast24_t ipv6_flow_2tuple_flow(const uint8_t src_addr[static 16],
+                                    const uint8_t dst_addr[static 16],
+                                    uint_fast24_t flow);
+
+uint_fast24_t ipv6_flow_random(void);
+
+#endif /* IPV6_FLOW_H_ */