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mbed client lightswitch demo
Dependencies: mbed Socket lwip-eth lwip-sys lwip
Fork of mbed-client-classic-example-lwip by
Diff: mbed-client-c/source/libCoap/src/sn_coap_header_check.c
- Revision:
- 11:cada08fc8a70
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-client-c/source/libCoap/src/sn_coap_header_check.c Thu Jun 09 17:08:36 2016 +0000 @@ -0,0 +1,100 @@ +/* + * Copyright (c) 2011-2015 ARM Limited. All rights reserved. + * 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. + */ + +/** + * \file sn_coap_header_check.c + * + * \brief CoAP Header validity checker + * + * Functionality: Checks validity of CoAP Header + * + */ + +/* * * * INCLUDE FILES * * * */ +#include "ns_types.h" +#include "sn_nsdl.h" +#include "sn_coap_header.h" +#include "sn_coap_protocol.h" +#include "sn_coap_header_internal.h" +#include "sn_coap_protocol_internal.h" + +/** + * \fn int8_t sn_coap_header_validity_check(sn_coap_hdr_s *src_coap_msg_ptr, coap_version_e coap_version) + * + * \brief Checks validity of given Header + * + * \param *src_coap_msg_ptr is source for building Packet data + * \param coap_version is version of used CoAP specification + * + * \return Return value is status of validity check. In ok cases 0 and in + * failure cases -1 + */ +int8_t sn_coap_header_validity_check(sn_coap_hdr_s *src_coap_msg_ptr, coap_version_e coap_version) +{ + /* * Check validity of CoAP Version * */ + if (coap_version != COAP_VERSION_1) { + return -1; + } + + /* * Check validity of Message type * */ + switch (src_coap_msg_ptr->msg_type) { + case COAP_MSG_TYPE_CONFIRMABLE: + case COAP_MSG_TYPE_NON_CONFIRMABLE: + case COAP_MSG_TYPE_ACKNOWLEDGEMENT: + case COAP_MSG_TYPE_RESET: + break; /* Ok cases */ + default: + return -1; /* Failed case */ + } + + /* * Check validity of Message code * */ + switch (src_coap_msg_ptr->msg_code) { + case COAP_MSG_CODE_EMPTY: + case COAP_MSG_CODE_REQUEST_GET: + case COAP_MSG_CODE_REQUEST_POST: + case COAP_MSG_CODE_REQUEST_PUT: + case COAP_MSG_CODE_REQUEST_DELETE: + case COAP_MSG_CODE_RESPONSE_CREATED: + case COAP_MSG_CODE_RESPONSE_DELETED: + case COAP_MSG_CODE_RESPONSE_VALID: + case COAP_MSG_CODE_RESPONSE_CHANGED: + case COAP_MSG_CODE_RESPONSE_CONTENT: + case COAP_MSG_CODE_RESPONSE_BAD_REQUEST: + case COAP_MSG_CODE_RESPONSE_UNAUTHORIZED: + case COAP_MSG_CODE_RESPONSE_BAD_OPTION: + case COAP_MSG_CODE_RESPONSE_FORBIDDEN: + case COAP_MSG_CODE_RESPONSE_NOT_FOUND: + case COAP_MSG_CODE_RESPONSE_METHOD_NOT_ALLOWED: + case COAP_MSG_CODE_RESPONSE_NOT_ACCEPTABLE: + case COAP_MSG_CODE_RESPONSE_REQUEST_ENTITY_INCOMPLETE: + case COAP_MSG_CODE_RESPONSE_PRECONDITION_FAILED: + case COAP_MSG_CODE_RESPONSE_REQUEST_ENTITY_TOO_LARGE: + case COAP_MSG_CODE_RESPONSE_UNSUPPORTED_CONTENT_FORMAT: + case COAP_MSG_CODE_RESPONSE_INTERNAL_SERVER_ERROR: + case COAP_MSG_CODE_RESPONSE_NOT_IMPLEMENTED: + case COAP_MSG_CODE_RESPONSE_BAD_GATEWAY: + case COAP_MSG_CODE_RESPONSE_SERVICE_UNAVAILABLE: + case COAP_MSG_CODE_RESPONSE_GATEWAY_TIMEOUT: + case COAP_MSG_CODE_RESPONSE_PROXYING_NOT_SUPPORTED: + break; /* Ok cases */ + default: + return -1; /* Failed case */ + } + + /* Success */ + return 0; +} +