Toyomasa Watarai / simple-mbed-cloud-client

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mbed-cloud-client/mbed-coap/source/sn_coap_header_check.c@0:276e7a263c35, 2018-07-02 (annotated)

Committer:
MACRUM
Date:
Mon Jul 02 06:30:39 2018 +0000
Revision:
0:276e7a263c35
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MACRUM 0:276e7a263c35 1 /*
MACRUM 0:276e7a263c35 2 * Copyright (c) 2011-2015 ARM Limited. All rights reserved.
MACRUM 0:276e7a263c35 3 * SPDX-License-Identifier: Apache-2.0
MACRUM 0:276e7a263c35 4 * Licensed under the Apache License, Version 2.0 (the License); you may
MACRUM 0:276e7a263c35 5 * not use this file except in compliance with the License.
MACRUM 0:276e7a263c35 6 * You may obtain a copy of the License at
MACRUM 0:276e7a263c35 7 *
MACRUM 0:276e7a263c35 8 * http://www.apache.org/licenses/LICENSE-2.0
MACRUM 0:276e7a263c35 9 *
MACRUM 0:276e7a263c35 10 * Unless required by applicable law or agreed to in writing, software
MACRUM 0:276e7a263c35 11 * distributed under the License is distributed on an AS IS BASIS, WITHOUT
MACRUM 0:276e7a263c35 12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MACRUM 0:276e7a263c35 13 * See the License for the specific language governing permissions and
MACRUM 0:276e7a263c35 14 * limitations under the License.
MACRUM 0:276e7a263c35 15 */
MACRUM 0:276e7a263c35 16
MACRUM 0:276e7a263c35 17 /**
MACRUM 0:276e7a263c35 18 * \file sn_coap_header_check.c
MACRUM 0:276e7a263c35 19 *
MACRUM 0:276e7a263c35 20 * \brief CoAP Header validity checker
MACRUM 0:276e7a263c35 21 *
MACRUM 0:276e7a263c35 22 * Functionality: Checks validity of CoAP Header
MACRUM 0:276e7a263c35 23 *
MACRUM 0:276e7a263c35 24 */
MACRUM 0:276e7a263c35 25
MACRUM 0:276e7a263c35 26 /* * * * INCLUDE FILES * * * */
MACRUM 0:276e7a263c35 27 #include "ns_types.h"
MACRUM 0:276e7a263c35 28 #include "mbed-coap/sn_coap_header.h"
MACRUM 0:276e7a263c35 29 #include "mbed-coap/sn_coap_protocol.h"
MACRUM 0:276e7a263c35 30 #include "sn_coap_header_internal.h"
MACRUM 0:276e7a263c35 31 #include "sn_coap_protocol_internal.h"
MACRUM 0:276e7a263c35 32 #include "mbed-trace/mbed_trace.h"
MACRUM 0:276e7a263c35 33
MACRUM 0:276e7a263c35 34 #define TRACE_GROUP "coap"
MACRUM 0:276e7a263c35 35
MACRUM 0:276e7a263c35 36 /**
MACRUM 0:276e7a263c35 37 * \fn int8_t sn_coap_header_validity_check(sn_coap_hdr_s *src_coap_msg_ptr, coap_version_e coap_version)
MACRUM 0:276e7a263c35 38 *
MACRUM 0:276e7a263c35 39 * \brief Checks validity of given Header
MACRUM 0:276e7a263c35 40 *
MACRUM 0:276e7a263c35 41 * \param *src_coap_msg_ptr is source for building Packet data
MACRUM 0:276e7a263c35 42 * \param coap_version is version of used CoAP specification
MACRUM 0:276e7a263c35 43 *
MACRUM 0:276e7a263c35 44 * \return Return value is status of validity check. In ok cases 0 and in
MACRUM 0:276e7a263c35 45 * failure cases -1
MACRUM 0:276e7a263c35 46 */
MACRUM 0:276e7a263c35 47 int8_t sn_coap_header_validity_check(sn_coap_hdr_s *src_coap_msg_ptr, coap_version_e coap_version)
MACRUM 0:276e7a263c35 48 {
MACRUM 0:276e7a263c35 49 /* * Check validity of CoAP Version * */
MACRUM 0:276e7a263c35 50 if (coap_version != COAP_VERSION_1) {
MACRUM 0:276e7a263c35 51 return -1;
MACRUM 0:276e7a263c35 52 }
MACRUM 0:276e7a263c35 53
MACRUM 0:276e7a263c35 54 /* * Check validity of Message type * */
MACRUM 0:276e7a263c35 55 switch (src_coap_msg_ptr->msg_type) {
MACRUM 0:276e7a263c35 56 case COAP_MSG_TYPE_CONFIRMABLE:
MACRUM 0:276e7a263c35 57 case COAP_MSG_TYPE_NON_CONFIRMABLE:
MACRUM 0:276e7a263c35 58 case COAP_MSG_TYPE_ACKNOWLEDGEMENT:
MACRUM 0:276e7a263c35 59 case COAP_MSG_TYPE_RESET:
MACRUM 0:276e7a263c35 60 break; /* Ok cases */
MACRUM 0:276e7a263c35 61 default:
MACRUM 0:276e7a263c35 62 tr_error("sn_coap_header_validity_check - unknown message type!");
MACRUM 0:276e7a263c35 63 return -1; /* Failed case */
MACRUM 0:276e7a263c35 64 }
MACRUM 0:276e7a263c35 65
MACRUM 0:276e7a263c35 66 /* * Check validity of Message code * */
MACRUM 0:276e7a263c35 67 switch (src_coap_msg_ptr->msg_code) {
MACRUM 0:276e7a263c35 68 case COAP_MSG_CODE_EMPTY:
MACRUM 0:276e7a263c35 69 case COAP_MSG_CODE_REQUEST_GET:
MACRUM 0:276e7a263c35 70 case COAP_MSG_CODE_REQUEST_POST:
MACRUM 0:276e7a263c35 71 case COAP_MSG_CODE_REQUEST_PUT:
MACRUM 0:276e7a263c35 72 case COAP_MSG_CODE_REQUEST_DELETE:
MACRUM 0:276e7a263c35 73 case COAP_MSG_CODE_RESPONSE_CREATED:
MACRUM 0:276e7a263c35 74 case COAP_MSG_CODE_RESPONSE_DELETED:
MACRUM 0:276e7a263c35 75 case COAP_MSG_CODE_RESPONSE_VALID:
MACRUM 0:276e7a263c35 76 case COAP_MSG_CODE_RESPONSE_CHANGED:
MACRUM 0:276e7a263c35 77 case COAP_MSG_CODE_RESPONSE_CONTENT:
MACRUM 0:276e7a263c35 78 case COAP_MSG_CODE_RESPONSE_BAD_REQUEST:
MACRUM 0:276e7a263c35 79 case COAP_MSG_CODE_RESPONSE_UNAUTHORIZED:
MACRUM 0:276e7a263c35 80 case COAP_MSG_CODE_RESPONSE_BAD_OPTION:
MACRUM 0:276e7a263c35 81 case COAP_MSG_CODE_RESPONSE_FORBIDDEN:
MACRUM 0:276e7a263c35 82 case COAP_MSG_CODE_RESPONSE_NOT_FOUND:
MACRUM 0:276e7a263c35 83 case COAP_MSG_CODE_RESPONSE_METHOD_NOT_ALLOWED:
MACRUM 0:276e7a263c35 84 case COAP_MSG_CODE_RESPONSE_NOT_ACCEPTABLE:
MACRUM 0:276e7a263c35 85 case COAP_MSG_CODE_RESPONSE_REQUEST_ENTITY_INCOMPLETE:
MACRUM 0:276e7a263c35 86 case COAP_MSG_CODE_RESPONSE_PRECONDITION_FAILED:
MACRUM 0:276e7a263c35 87 case COAP_MSG_CODE_RESPONSE_REQUEST_ENTITY_TOO_LARGE:
MACRUM 0:276e7a263c35 88 case COAP_MSG_CODE_RESPONSE_UNSUPPORTED_CONTENT_FORMAT:
MACRUM 0:276e7a263c35 89 case COAP_MSG_CODE_RESPONSE_INTERNAL_SERVER_ERROR:
MACRUM 0:276e7a263c35 90 case COAP_MSG_CODE_RESPONSE_NOT_IMPLEMENTED:
MACRUM 0:276e7a263c35 91 case COAP_MSG_CODE_RESPONSE_BAD_GATEWAY:
MACRUM 0:276e7a263c35 92 case COAP_MSG_CODE_RESPONSE_SERVICE_UNAVAILABLE:
MACRUM 0:276e7a263c35 93 case COAP_MSG_CODE_RESPONSE_GATEWAY_TIMEOUT:
MACRUM 0:276e7a263c35 94 case COAP_MSG_CODE_RESPONSE_PROXYING_NOT_SUPPORTED:
MACRUM 0:276e7a263c35 95 case COAP_MSG_CODE_RESPONSE_CONTINUE:
MACRUM 0:276e7a263c35 96 break; /* Ok cases */
MACRUM 0:276e7a263c35 97 default:
MACRUM 0:276e7a263c35 98 tr_error("sn_coap_header_validity_check - unknown message code!");
MACRUM 0:276e7a263c35 99 return -1; /* Failed case */
MACRUM 0:276e7a263c35 100 }
MACRUM 0:276e7a263c35 101
MACRUM 0:276e7a263c35 102 /* Success */
MACRUM 0:276e7a263c35 103 return 0;
MACRUM 0:276e7a263c35 104 }