Import Mbed OS hard-float snapshot

connectivity/nanostack/sal-stack-nanostack/source/MPL/mpl.h

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+/*
+ * Copyright (c) 2015-2017, 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 MPL_H_
+#define MPL_H_
+
+#ifdef HAVE_MPL
+struct protocol_interface_info_entry;
+struct trickle_params;
+
+/* Timing is in 50 ms (1/20 s) ticks */
+#define MPL_TICK_MS 50
+
+#define MPL_MS_TO_TICKS(t) (((t) + MPL_TICK_MS - 1) / MPL_TICK_MS)
+
+extern const struct trickle_params rfc7731_default_data_message_trickle_params;
+extern const struct trickle_params rfc7731_default_control_message_trickle_params;
+#define RFC7731_DEFAULT_SEED_SET_ENTRY_LIFETIME (30 * 60) // seconds
+
+typedef struct mpl_domain mpl_domain_t;
+bool mpl_hbh_len_check(const uint8_t *opt_data, uint8_t opt_data_len);
+bool mpl_process_hbh(buffer_t *buf, struct protocol_interface_info_entry *cur, uint8_t *opt_data);
+
+buffer_t *mpl_control_handler(buffer_t *buf, struct protocol_interface_info_entry *cur);
+
+bool mpl_forwarder_process_message(buffer_t *buf, mpl_domain_t *domain, bool decrement_hop_limit);
+
+void mpl_slow_timer(uint16_t seconds);
+
+void mpl_clear_realm_scope_seeds(struct protocol_interface_info_entry *cur);
+
+/* Time units for trickle parameters is 50 ms (1/20 s) ticks */
+mpl_domain_t *mpl_domain_create(struct protocol_interface_info_entry *cur, const uint8_t address[16],
+                                const uint8_t *seed_id, multicast_mpl_seed_id_mode_e seed_id_type,
+                                int_fast8_t proactive_forwarding, uint16_t seed_set_entry_lifetime,
+                                const struct trickle_params *data_trickle_params,
+                                const struct trickle_params *control_trickle_params);
+mpl_domain_t *mpl_domain_lookup(struct protocol_interface_info_entry *cur, const uint8_t address[16]);
+bool mpl_domain_delete(struct protocol_interface_info_entry *cur, const uint8_t address[16]);
+
+/* Back door to implement deprecated multicast_set_parameters() API */
+void mpl_domain_change_timing(mpl_domain_t *domain, const struct trickle_params *data_trickle_params, uint16_t seed_set_entry_lifetime);
+
+#else // HAVE_MPL
+#define mpl_slow_timer(seconds) ((void)0)
+#endif // HAVE_MPL
+
+#endif /* MPL_H_ */