diff options
Diffstat (limited to '4a-hal-utilities/4a-hal-utilities-appfw-responses-handler.c')
| -rw-r--r-- | 4a-hal-utilities/4a-hal-utilities-appfw-responses-handler.c | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/4a-hal-utilities/4a-hal-utilities-appfw-responses-handler.c b/4a-hal-utilities/4a-hal-utilities-appfw-responses-handler.c new file mode 100644 index 0000000..40581ef --- /dev/null +++ b/4a-hal-utilities/4a-hal-utilities-appfw-responses-handler.c @@ -0,0 +1,147 @@ +/* + * Copyright (C) 2018 "IoT.bzh" + * Author Jonathan Aillet <jonathan.aillet@iot.bzh> + * + * 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. + */ + +#define _GNU_SOURCE + +#include <stdio.h> +#include <string.h> + +#include "4a-hal-utilities-appfw-responses-handler.h" + +/******************************************************************************* + * Handle application framework response function * + ******************************************************************************/ + +enum CallError HalUtlHandleAppFwCallError(AFB_ApiT apiHandle, char *apiCalled, char *verbCalled, json_object *callReturnJ, char **returnedStatus, char **returnedInfo) +{ + json_object *returnedRequestJ, *returnedStatusJ, *returnedInfoJ; + + if(! apiHandle || ! apiCalled || ! verbCalled || ! callReturnJ) + return CALL_ERROR_INVALID_ARGS; + + if(! json_object_object_get_ex(callReturnJ, "request", &returnedRequestJ)) { + AFB_ApiWarning(apiHandle, "Couldn't get response request object"); + return CALL_ERROR_REQUEST_UNAVAILABLE; + } + + if(! json_object_is_type(returnedRequestJ, json_type_object)) { + AFB_ApiWarning(apiHandle, "Response request object is not valid"); + return CALL_ERROR_REQUEST_NOT_VALID; + } + + if(! json_object_object_get_ex(returnedRequestJ, "status", &returnedStatusJ)) { + AFB_ApiWarning(apiHandle, "Couldn't get response status object"); + return CALL_ERROR_REQUEST_STATUS_UNAVAILABLE; + } + + if(! json_object_is_type(returnedStatusJ, json_type_string)) { + AFB_ApiWarning(apiHandle, "Response status object is not valid"); + return CALL_ERROR_REQUEST_STATUS_NOT_VALID; + } + + *returnedStatus = (char *) json_object_get_string(returnedStatusJ); + + if(! strcmp(*returnedStatus, "unknown-api")) { + AFB_ApiWarning(apiHandle, "Api %s not found", apiCalled); + return CALL_ERROR_API_UNAVAILABLE; + } + + if(! strcmp(*returnedStatus, "unknown-verb")) { + AFB_ApiWarning(apiHandle, "Verb %s of api %s not found", verbCalled, apiCalled); + return CALL_ERROR_VERB_UNAVAILABLE; + } + + if(! json_object_object_get_ex(returnedRequestJ, "info", &returnedInfoJ)) { + AFB_ApiWarning(apiHandle, "Couldn't get response info object"); + return CALL_ERROR_REQUEST_INFO_UNAVAILABLE; + } + + if(! json_object_is_type(returnedInfoJ, json_type_string)) { + AFB_ApiWarning(apiHandle, "Response info object is not valid"); + return CALL_ERROR_REQUEST_INFO_NOT_VALID; + } + + *returnedInfo = (char *) json_object_get_string(returnedInfoJ); + + AFB_ApiWarning(apiHandle, + "Api %s and verb %s found, but this error was raised : '%s' with this info : '%s'", + apiCalled, + verbCalled, + *returnedStatus, + *returnedInfo); + + return CALL_ERROR_RETURNED; +} + +void HalUtlHandleAppFwCallErrorInRequest(AFB_ReqT request, char *apiCalled, char *verbCalled, json_object *callReturnJ, char *errorStatusToSend) +{ + char *returnedStatus = NULL, *returnedInfo = NULL; + + AFB_ApiT apiHandle; + + if(! request || ! apiCalled || ! verbCalled || ! callReturnJ) { + AFB_ReqFailF(request, "invalid_args", "Invalid arguments"); + return; + } + + apiHandle = (AFB_ApiT) AFB_ReqGetApi(request); + if(! apiHandle) { + AFB_ReqFailF(request, "api_handle", "Can't get hal manager api handle"); + return; + } + + switch(HalUtlHandleAppFwCallError(apiHandle, apiCalled, verbCalled, callReturnJ, &returnedStatus, &returnedInfo)) { + case CALL_ERROR_REQUEST_UNAVAILABLE: + case CALL_ERROR_REQUEST_NOT_VALID: + case CALL_ERROR_REQUEST_STATUS_UNAVAILABLE: + case CALL_ERROR_REQUEST_STATUS_NOT_VALID: + case CALL_ERROR_REQUEST_INFO_UNAVAILABLE: + case CALL_ERROR_REQUEST_INFO_NOT_VALID: + AFB_ReqFail(request, errorStatusToSend, "Error with response object"); + return; + + case CALL_ERROR_API_UNAVAILABLE: + AFB_ReqFailF(request, errorStatusToSend, "Api %s not found", apiCalled); + return; + + case CALL_ERROR_VERB_UNAVAILABLE: + AFB_ReqFailF(request, errorStatusToSend, "Verb %s of api %s not found", verbCalled, apiCalled); + return; + + case CALL_ERROR_RETURNED: + AFB_ReqFailF(request, + errorStatusToSend, + "Api %s and verb %s found, but this error was raised : '%s' with this info : '%s'", + apiCalled, + verbCalled, + returnedStatus ? returnedStatus : "not returned", + returnedInfo ? returnedInfo : "not returned"); + return; + + case CALL_ERROR_INVALID_ARGS: + AFB_ReqFailF(request, + errorStatusToSend, + "Api %s and verb %s found, but the arguments are invalid", + apiCalled, + verbCalled); + return; + + default: + AFB_ReqFailF(request, errorStatusToSend, "Unknown error happened during call to verb %s of api %s", verbCalled, apiCalled); + return; + } +}
\ No newline at end of file |