Import Mbed OS hard-float snapshot

connectivity/nanostack/coap-service/source/include/coap_message_handler.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 __COAP_MESSAGE_HANDLER_H__
+#define __COAP_MESSAGE_HANDLER_H__
+
+#include <inttypes.h>
+#include "mbed-coap/sn_coap_header.h"
+#include "ns_list.h"
+
+#define TRANSACTION_LIFETIME 180
+
+/* Default value for CoAP duplicate message buffer (0 = disabled) */
+#define DUPLICATE_MESSAGE_BUFFER_SIZE 0
+
+/* Default value for CoAP blockwise data size  (0 = disabled) */
+#define DEFAULT_BLOCKWISE_DATA_SIZE 0
+
+/* Default values for CoAP resendings */
+#define COAP_RESENDING_COUNT 3
+#define COAP_RESENDING_INTERVAL 10
+
+/**
+ * \brief Service message response receive callback.
+ *
+ * Function that handles CoAP service message receiving and parsing
+ *
+ * \param msg_id           Id number of the current message.
+ * \param response_ptr     Pointer to CoAP header structure.
+ *
+ * \return 0 for success / -1 for failure
+  */
+typedef int coap_message_handler_response_recv(int8_t service_id, uint8_t source_address[static 16], uint16_t source_port, sn_coap_hdr_s *response_ptr);
+
+typedef struct coap_msg_handler_s {
+    void *(*sn_coap_service_malloc)(uint16_t);
+    void (*sn_coap_service_free)(void *);
+    uint8_t (*sn_coap_tx_callback)(uint8_t *, uint16_t, sn_nsdl_addr_s *, void *);
+    struct coap_s *coap;
+} coap_msg_handler_t;
+
+typedef struct coap_transaction {
+    uint8_t remote_address[16];
+    uint8_t local_address[16];
+    uint8_t token[8];
+    uint32_t valid_until;
+    uint8_t *data_ptr;
+    coap_message_handler_response_recv *resp_cb;
+    uint16_t remote_port;
+    uint16_t msg_id;
+    uint16_t data_len;
+    int8_t service_id;
+    uint8_t options;
+    uint8_t token_len;
+    sn_coap_msg_type_e req_msg_type;
+    bool client_request: 1;
+
+    ns_list_link_t link;
+} coap_transaction_t;
+
+/**
+ * \brief Service message processing callback.
+ *
+ * Function that processes CoAP service message
+ *
+ * \param socket_id         Socket that receives the message.
+ * \param recv_if_id        Interface where message is received.
+ * \param coap_message      Actual CoAP message.
+ * \param transaction_ptr   Message transaction.
+ * \param local_addr        Address where message is received.
+ *
+ * \return 0 for success / -1 for failure
+  */
+typedef int16_t coap_msg_process_cb(int8_t socket_id, int8_t recv_if_id, sn_coap_hdr_s *coap_message, coap_transaction_t *transaction_ptr, const uint8_t *local_addr);
+
+extern coap_msg_handler_t *coap_message_handler_init(void *(*used_malloc_func_ptr)(uint16_t), void (*used_free_func_ptr)(void *),
+                                                     uint8_t (*used_tx_callback_ptr)(uint8_t *, uint16_t, sn_nsdl_addr_s *, void *));
+
+extern int8_t coap_message_handler_destroy(coap_msg_handler_t *handle);
+
+extern coap_transaction_t *coap_message_handler_transaction_valid(coap_transaction_t *tr_ptr);
+
+extern coap_transaction_t *coap_message_handler_find_transaction(uint8_t *address_ptr, uint16_t port);
+
+extern int16_t coap_message_handler_coap_msg_process(coap_msg_handler_t *handle, int8_t socket_id, int8_t recv_if_id, const uint8_t source_addr_ptr[static 16], uint16_t port,
+                                                     const uint8_t dst_addr_ptr[static 16], uint8_t *data_ptr, uint16_t data_len, coap_msg_process_cb *msg_process_callback);
+
+extern uint16_t coap_message_handler_request_send(coap_msg_handler_t *handle, int8_t service_id, uint8_t options, const uint8_t destination_addr[static 16],
+                                                  uint16_t destination_port, sn_coap_msg_type_e msg_type, sn_coap_msg_code_e msg_code, const char *uri, sn_coap_content_format_e cont_type,
+                                                  const uint8_t *payload_ptr, uint16_t payload_len, coap_message_handler_response_recv *request_response_cb);
+
+extern int8_t coap_message_handler_response_send(coap_msg_handler_t *handle, int8_t service_id, uint8_t options, sn_coap_hdr_s *request_ptr, sn_coap_msg_code_e message_code,
+                                                 sn_coap_content_format_e content_type, const uint8_t *payload_ptr, uint16_t payload_len);
+
+extern int8_t coap_message_handler_request_delete(coap_msg_handler_t *handle, int8_t service_id, uint16_t msg_id);
+
+extern int8_t coap_message_handler_request_delete_by_service_id(coap_msg_handler_t *handle, int8_t service_id);
+
+extern int8_t coap_message_handler_exec(coap_msg_handler_t *handle, uint32_t current_time);
+
+extern void transaction_delete(coap_transaction_t *this);
+
+extern void transactions_delete_all(uint8_t *address_ptr, uint16_t port);
+
+extern int8_t coap_message_handler_response_send_by_msg_id(coap_msg_handler_t *handle, int8_t service_id, uint8_t options, uint16_t msg_id, sn_coap_msg_code_e message_code,
+                                                           sn_coap_content_format_e content_type, const uint8_t *payload_ptr, uint16_t payload_len);
+
+#endif