Microsoft Azure IoTHub client libraries
Dependents: sht15_remote_monitoring RobotArmDemo iothub_client_sample_amqp f767zi_mqtt ... more
This library implements the Microsoft Azure IoTHub client library. The code is replicated from https://github.com/Azure/azure-iot-sdks
blob.c@93:7c0bbb86b167, 2018-10-04 (annotated)
- Committer:
- AzureIoTClient
- Date:
- Thu Oct 04 09:15:49 2018 -0700
- Revision:
- 93:7c0bbb86b167
- Parent:
- 88:248736be106e
1.2.10
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
AzureIoTClient | 42:448eecc3676e | 1 | // Copyright (c) Microsoft. All rights reserved. |
AzureIoTClient | 42:448eecc3676e | 2 | // Licensed under the MIT license. See LICENSE file in the project root for full license information. |
AzureIoTClient | 42:448eecc3676e | 3 | |
AzureIoTClient | 42:448eecc3676e | 4 | #include <stdlib.h> |
AzureIoTClient | 62:5a4cdacf5090 | 5 | #include <stdint.h> |
AzureIoTClient | 42:448eecc3676e | 6 | #include "azure_c_shared_utility/gballoc.h" |
AzureIoTClient | 88:248736be106e | 7 | #include "internal/blob.h" |
AzureIoTClient | 88:248736be106e | 8 | #include "internal/iothub_client_ll_uploadtoblob.h" |
AzureIoTClient | 42:448eecc3676e | 9 | |
AzureIoTClient | 42:448eecc3676e | 10 | #include "azure_c_shared_utility/httpapiex.h" |
Azure.IoT Build | 45:54c11b1b1407 | 11 | #include "azure_c_shared_utility/xlogging.h" |
AzureIoTClient | 43:038d8511e817 | 12 | #include "azure_c_shared_utility/base64.h" |
AzureIoTClient | 79:bb88037c05e6 | 13 | #include "azure_c_shared_utility/shared_util_options.h" |
AzureIoTClient | 43:038d8511e817 | 14 | |
AzureIoTClient | 80:db5f5237bc95 | 15 | BLOB_RESULT Blob_UploadBlock( |
AzureIoTClient | 80:db5f5237bc95 | 16 | HTTPAPIEX_HANDLE httpApiExHandle, |
AzureIoTClient | 80:db5f5237bc95 | 17 | const char* relativePath, |
AzureIoTClient | 80:db5f5237bc95 | 18 | BUFFER_HANDLE requestContent, |
AzureIoTClient | 80:db5f5237bc95 | 19 | unsigned int blockID, |
AzureIoTClient | 80:db5f5237bc95 | 20 | STRING_HANDLE blockIDList, |
AzureIoTClient | 80:db5f5237bc95 | 21 | unsigned int* httpStatus, |
AzureIoTClient | 80:db5f5237bc95 | 22 | BUFFER_HANDLE httpResponse) |
AzureIoTClient | 42:448eecc3676e | 23 | { |
AzureIoTClient | 42:448eecc3676e | 24 | BLOB_RESULT result; |
AzureIoTClient | 80:db5f5237bc95 | 25 | |
AzureIoTClient | 80:db5f5237bc95 | 26 | if (requestContent == NULL || |
AzureIoTClient | 80:db5f5237bc95 | 27 | blockIDList == NULL || |
AzureIoTClient | 80:db5f5237bc95 | 28 | relativePath == NULL || |
AzureIoTClient | 80:db5f5237bc95 | 29 | httpApiExHandle == NULL || |
AzureIoTClient | 80:db5f5237bc95 | 30 | httpStatus == NULL || |
AzureIoTClient | 80:db5f5237bc95 | 31 | httpResponse == NULL) |
AzureIoTClient | 80:db5f5237bc95 | 32 | { |
AzureIoTClient | 80:db5f5237bc95 | 33 | LogError("invalid argument detected requestContent=%p blockIDList=%p relativePath=%p httpApiExHandle=%p httpStatus=%p httpResponse=%p", requestContent, blockIDList, relativePath, httpApiExHandle, httpStatus, httpResponse); |
AzureIoTClient | 80:db5f5237bc95 | 34 | result = BLOB_ERROR; |
AzureIoTClient | 80:db5f5237bc95 | 35 | } |
AzureIoTClient | 80:db5f5237bc95 | 36 | else |
AzureIoTClient | 80:db5f5237bc95 | 37 | { |
AzureIoTClient | 80:db5f5237bc95 | 38 | char temp[7]; /*this will contain 000000... 049999*/ |
AzureIoTClient | 80:db5f5237bc95 | 39 | if (sprintf(temp, "%6u", (unsigned int)blockID) != 6) /*produces 000000... 049999*/ |
AzureIoTClient | 80:db5f5237bc95 | 40 | { |
AzureIoTClient | 80:db5f5237bc95 | 41 | /*Codes_SRS_BLOB_02_033: [ If any previous operation that doesn't have an explicit failure description fails then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_ERROR ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 42 | LogError("failed to sprintf"); |
AzureIoTClient | 80:db5f5237bc95 | 43 | result = BLOB_ERROR; |
AzureIoTClient | 80:db5f5237bc95 | 44 | } |
AzureIoTClient | 80:db5f5237bc95 | 45 | else |
AzureIoTClient | 80:db5f5237bc95 | 46 | { |
AzureIoTClient | 80:db5f5237bc95 | 47 | STRING_HANDLE blockIdString = Base64_Encode_Bytes((const unsigned char*)temp, 6); |
AzureIoTClient | 80:db5f5237bc95 | 48 | if (blockIdString == NULL) |
AzureIoTClient | 80:db5f5237bc95 | 49 | { |
AzureIoTClient | 80:db5f5237bc95 | 50 | /*Codes_SRS_BLOB_02_033: [ If any previous operation that doesn't have an explicit failure description fails then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_ERROR ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 51 | LogError("unable to Base64_Encode_Bytes"); |
AzureIoTClient | 80:db5f5237bc95 | 52 | result = BLOB_ERROR; |
AzureIoTClient | 80:db5f5237bc95 | 53 | } |
AzureIoTClient | 80:db5f5237bc95 | 54 | else |
AzureIoTClient | 80:db5f5237bc95 | 55 | { |
AzureIoTClient | 80:db5f5237bc95 | 56 | /*add the blockId base64 encoded to the XML*/ |
AzureIoTClient | 80:db5f5237bc95 | 57 | if (!( |
AzureIoTClient | 80:db5f5237bc95 | 58 | (STRING_concat(blockIDList, "<Latest>") == 0) && |
AzureIoTClient | 80:db5f5237bc95 | 59 | (STRING_concat_with_STRING(blockIDList, blockIdString) == 0) && |
AzureIoTClient | 80:db5f5237bc95 | 60 | (STRING_concat(blockIDList, "</Latest>") == 0) |
AzureIoTClient | 80:db5f5237bc95 | 61 | )) |
AzureIoTClient | 80:db5f5237bc95 | 62 | { |
AzureIoTClient | 80:db5f5237bc95 | 63 | /*Codes_SRS_BLOB_02_033: [ If any previous operation that doesn't have an explicit failure description fails then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_ERROR ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 64 | LogError("unable to STRING_concat"); |
AzureIoTClient | 80:db5f5237bc95 | 65 | result = BLOB_ERROR; |
AzureIoTClient | 80:db5f5237bc95 | 66 | } |
AzureIoTClient | 80:db5f5237bc95 | 67 | else |
AzureIoTClient | 80:db5f5237bc95 | 68 | { |
AzureIoTClient | 80:db5f5237bc95 | 69 | /*Codes_SRS_BLOB_02_022: [ Blob_UploadMultipleBlocksFromSasUri shall construct a new relativePath from following string: base relativePath + "&comp=block&blockid=BASE64 encoded string of blockId" ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 70 | STRING_HANDLE newRelativePath = STRING_construct(relativePath); |
AzureIoTClient | 80:db5f5237bc95 | 71 | if (newRelativePath == NULL) |
AzureIoTClient | 80:db5f5237bc95 | 72 | { |
AzureIoTClient | 80:db5f5237bc95 | 73 | /*Codes_SRS_BLOB_02_033: [ If any previous operation that doesn't have an explicit failure description fails then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_ERROR ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 74 | LogError("unable to STRING_construct"); |
AzureIoTClient | 80:db5f5237bc95 | 75 | result = BLOB_ERROR; |
AzureIoTClient | 80:db5f5237bc95 | 76 | } |
AzureIoTClient | 80:db5f5237bc95 | 77 | else |
AzureIoTClient | 80:db5f5237bc95 | 78 | { |
AzureIoTClient | 80:db5f5237bc95 | 79 | if (!( |
AzureIoTClient | 80:db5f5237bc95 | 80 | (STRING_concat(newRelativePath, "&comp=block&blockid=") == 0) && |
AzureIoTClient | 80:db5f5237bc95 | 81 | (STRING_concat_with_STRING(newRelativePath, blockIdString) == 0) |
AzureIoTClient | 80:db5f5237bc95 | 82 | )) |
AzureIoTClient | 80:db5f5237bc95 | 83 | { |
AzureIoTClient | 80:db5f5237bc95 | 84 | /*Codes_SRS_BLOB_02_033: [ If any previous operation that doesn't have an explicit failure description fails then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_ERROR ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 85 | LogError("unable to STRING concatenate"); |
AzureIoTClient | 80:db5f5237bc95 | 86 | result = BLOB_ERROR; |
AzureIoTClient | 80:db5f5237bc95 | 87 | } |
AzureIoTClient | 80:db5f5237bc95 | 88 | else |
AzureIoTClient | 80:db5f5237bc95 | 89 | { |
AzureIoTClient | 80:db5f5237bc95 | 90 | /*Codes_SRS_BLOB_02_024: [ Blob_UploadMultipleBlocksFromSasUri shall call HTTPAPIEX_ExecuteRequest with a PUT operation, passing httpStatus and httpResponse. ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 91 | if (HTTPAPIEX_ExecuteRequest( |
AzureIoTClient | 80:db5f5237bc95 | 92 | httpApiExHandle, |
AzureIoTClient | 80:db5f5237bc95 | 93 | HTTPAPI_REQUEST_PUT, |
AzureIoTClient | 80:db5f5237bc95 | 94 | STRING_c_str(newRelativePath), |
AzureIoTClient | 80:db5f5237bc95 | 95 | NULL, |
AzureIoTClient | 80:db5f5237bc95 | 96 | requestContent, |
AzureIoTClient | 80:db5f5237bc95 | 97 | httpStatus, |
AzureIoTClient | 80:db5f5237bc95 | 98 | NULL, |
AzureIoTClient | 80:db5f5237bc95 | 99 | httpResponse) != HTTPAPIEX_OK |
AzureIoTClient | 80:db5f5237bc95 | 100 | ) |
AzureIoTClient | 80:db5f5237bc95 | 101 | { |
AzureIoTClient | 80:db5f5237bc95 | 102 | /*Codes_SRS_BLOB_02_025: [ If HTTPAPIEX_ExecuteRequest fails then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_HTTP_ERROR. ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 103 | LogError("unable to HTTPAPIEX_ExecuteRequest"); |
AzureIoTClient | 80:db5f5237bc95 | 104 | result = BLOB_HTTP_ERROR; |
AzureIoTClient | 80:db5f5237bc95 | 105 | } |
AzureIoTClient | 80:db5f5237bc95 | 106 | else if (*httpStatus >= 300) |
AzureIoTClient | 80:db5f5237bc95 | 107 | { |
AzureIoTClient | 80:db5f5237bc95 | 108 | /*Codes_SRS_BLOB_02_026: [ Otherwise, if HTTP response code is >=300 then Blob_UploadMultipleBlocksFromSasUri shall succeed and return BLOB_OK. ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 109 | LogError("HTTP status from storage does not indicate success (%d)", (int)*httpStatus); |
AzureIoTClient | 80:db5f5237bc95 | 110 | result = BLOB_OK; |
AzureIoTClient | 80:db5f5237bc95 | 111 | } |
AzureIoTClient | 80:db5f5237bc95 | 112 | else |
AzureIoTClient | 80:db5f5237bc95 | 113 | { |
AzureIoTClient | 80:db5f5237bc95 | 114 | /*Codes_SRS_BLOB_02_027: [ Otherwise Blob_UploadMultipleBlocksFromSasUri shall continue execution. ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 115 | result = BLOB_OK; |
AzureIoTClient | 80:db5f5237bc95 | 116 | } |
AzureIoTClient | 80:db5f5237bc95 | 117 | } |
AzureIoTClient | 80:db5f5237bc95 | 118 | STRING_delete(newRelativePath); |
AzureIoTClient | 80:db5f5237bc95 | 119 | } |
AzureIoTClient | 80:db5f5237bc95 | 120 | } |
AzureIoTClient | 80:db5f5237bc95 | 121 | STRING_delete(blockIdString); |
AzureIoTClient | 80:db5f5237bc95 | 122 | } |
AzureIoTClient | 80:db5f5237bc95 | 123 | } |
AzureIoTClient | 80:db5f5237bc95 | 124 | } |
AzureIoTClient | 80:db5f5237bc95 | 125 | return result; |
AzureIoTClient | 80:db5f5237bc95 | 126 | } |
AzureIoTClient | 80:db5f5237bc95 | 127 | |
AzureIoTClient | 82:f94e6bed4495 | 128 | BLOB_RESULT Blob_UploadMultipleBlocksFromSasUri(const char* SASURI, IOTHUB_CLIENT_FILE_UPLOAD_GET_DATA_CALLBACK_EX getDataCallbackEx, void* context, unsigned int* httpStatus, BUFFER_HANDLE httpResponse, const char* certificates, HTTP_PROXY_OPTIONS *proxyOptions) |
AzureIoTClient | 80:db5f5237bc95 | 129 | { |
AzureIoTClient | 80:db5f5237bc95 | 130 | BLOB_RESULT result; |
AzureIoTClient | 80:db5f5237bc95 | 131 | /*Codes_SRS_BLOB_02_001: [ If SASURI is NULL then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_INVALID_ARG. ]*/ |
AzureIoTClient | 42:448eecc3676e | 132 | if (SASURI == NULL) |
AzureIoTClient | 42:448eecc3676e | 133 | { |
AzureIoTClient | 42:448eecc3676e | 134 | LogError("parameter SASURI is NULL"); |
AzureIoTClient | 42:448eecc3676e | 135 | result = BLOB_INVALID_ARG; |
AzureIoTClient | 42:448eecc3676e | 136 | } |
AzureIoTClient | 42:448eecc3676e | 137 | else |
AzureIoTClient | 42:448eecc3676e | 138 | { |
AzureIoTClient | 82:f94e6bed4495 | 139 | /*Codes_SRS_BLOB_02_002: [ If getDataCallbackEx is NULL then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_INVALID_ARG. ]*/ |
AzureIoTClient | 82:f94e6bed4495 | 140 | if (getDataCallbackEx == NULL) |
AzureIoTClient | 42:448eecc3676e | 141 | { |
AzureIoTClient | 82:f94e6bed4495 | 142 | LogError("IOTHUB_CLIENT_FILE_UPLOAD_GET_DATA_CALLBACK_EX getDataCallbackEx is NULL"); |
AzureIoTClient | 42:448eecc3676e | 143 | result = BLOB_INVALID_ARG; |
AzureIoTClient | 42:448eecc3676e | 144 | } |
AzureIoTClient | 62:5a4cdacf5090 | 145 | /*the below define avoid a "condition always false" on some compilers*/ |
AzureIoTClient | 42:448eecc3676e | 146 | else |
AzureIoTClient | 42:448eecc3676e | 147 | { |
AzureIoTClient | 80:db5f5237bc95 | 148 | /*Codes_SRS_BLOB_02_017: [ Blob_UploadMultipleBlocksFromSasUri shall copy from SASURI the hostname to a new const char* ]*/ |
AzureIoTClient | 42:448eecc3676e | 149 | /*to find the hostname, the following logic is applied:*/ |
AzureIoTClient | 42:448eecc3676e | 150 | /*the hostname starts at the first character after "://"*/ |
AzureIoTClient | 42:448eecc3676e | 151 | /*the hostname ends at the first character before the next "/" after "://"*/ |
AzureIoTClient | 42:448eecc3676e | 152 | const char* hostnameBegin = strstr(SASURI, "://"); |
AzureIoTClient | 42:448eecc3676e | 153 | if (hostnameBegin == NULL) |
AzureIoTClient | 42:448eecc3676e | 154 | { |
AzureIoTClient | 80:db5f5237bc95 | 155 | /*Codes_SRS_BLOB_02_005: [ If the hostname cannot be determined, then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_INVALID_ARG. ]*/ |
AzureIoTClient | 42:448eecc3676e | 156 | LogError("hostname cannot be determined"); |
AzureIoTClient | 42:448eecc3676e | 157 | result = BLOB_INVALID_ARG; |
AzureIoTClient | 42:448eecc3676e | 158 | } |
AzureIoTClient | 42:448eecc3676e | 159 | else |
AzureIoTClient | 42:448eecc3676e | 160 | { |
AzureIoTClient | 42:448eecc3676e | 161 | hostnameBegin += 3; /*have to skip 3 characters which are "://"*/ |
AzureIoTClient | 42:448eecc3676e | 162 | const char* hostnameEnd = strchr(hostnameBegin, '/'); |
AzureIoTClient | 42:448eecc3676e | 163 | if (hostnameEnd == NULL) |
AzureIoTClient | 42:448eecc3676e | 164 | { |
AzureIoTClient | 80:db5f5237bc95 | 165 | /*Codes_SRS_BLOB_02_005: [ If the hostname cannot be determined, then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_INVALID_ARG. ]*/ |
AzureIoTClient | 42:448eecc3676e | 166 | LogError("hostname cannot be determined"); |
AzureIoTClient | 42:448eecc3676e | 167 | result = BLOB_INVALID_ARG; |
AzureIoTClient | 42:448eecc3676e | 168 | } |
AzureIoTClient | 42:448eecc3676e | 169 | else |
AzureIoTClient | 42:448eecc3676e | 170 | { |
AzureIoTClient | 42:448eecc3676e | 171 | size_t hostnameSize = hostnameEnd - hostnameBegin; |
AzureIoTClient | 42:448eecc3676e | 172 | char* hostname = (char*)malloc(hostnameSize + 1); /*+1 because of '\0' at the end*/ |
AzureIoTClient | 42:448eecc3676e | 173 | if (hostname == NULL) |
AzureIoTClient | 42:448eecc3676e | 174 | { |
AzureIoTClient | 80:db5f5237bc95 | 175 | /*Codes_SRS_BLOB_02_016: [ If the hostname copy cannot be made then then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_ERROR ]*/ |
AzureIoTClient | 42:448eecc3676e | 176 | LogError("oom - out of memory"); |
AzureIoTClient | 42:448eecc3676e | 177 | result = BLOB_ERROR; |
AzureIoTClient | 42:448eecc3676e | 178 | } |
AzureIoTClient | 42:448eecc3676e | 179 | else |
AzureIoTClient | 42:448eecc3676e | 180 | { |
AzureIoTClient | 42:448eecc3676e | 181 | HTTPAPIEX_HANDLE httpApiExHandle; |
AzureIoTClient | 58:15b0d29b2667 | 182 | (void)memcpy(hostname, hostnameBegin, hostnameSize); |
AzureIoTClient | 42:448eecc3676e | 183 | hostname[hostnameSize] = '\0'; |
AzureIoTClient | 42:448eecc3676e | 184 | |
AzureIoTClient | 80:db5f5237bc95 | 185 | /*Codes_SRS_BLOB_02_018: [ Blob_UploadMultipleBlocksFromSasUri shall create a new HTTPAPI_EX_HANDLE by calling HTTPAPIEX_Create passing the hostname. ]*/ |
AzureIoTClient | 42:448eecc3676e | 186 | httpApiExHandle = HTTPAPIEX_Create(hostname); |
AzureIoTClient | 42:448eecc3676e | 187 | if (httpApiExHandle == NULL) |
AzureIoTClient | 42:448eecc3676e | 188 | { |
AzureIoTClient | 80:db5f5237bc95 | 189 | /*Codes_SRS_BLOB_02_007: [ If HTTPAPIEX_Create fails then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_ERROR. ]*/ |
AzureIoTClient | 42:448eecc3676e | 190 | LogError("unable to create a HTTPAPIEX_HANDLE"); |
AzureIoTClient | 42:448eecc3676e | 191 | result = BLOB_ERROR; |
AzureIoTClient | 42:448eecc3676e | 192 | } |
AzureIoTClient | 42:448eecc3676e | 193 | else |
AzureIoTClient | 42:448eecc3676e | 194 | { |
AzureIoTClient | 62:5a4cdacf5090 | 195 | if ((certificates != NULL)&& (HTTPAPIEX_SetOption(httpApiExHandle, "TrustedCerts", certificates) == HTTPAPIEX_ERROR)) |
AzureIoTClient | 62:5a4cdacf5090 | 196 | { |
AzureIoTClient | 62:5a4cdacf5090 | 197 | LogError("failure in setting trusted certificates"); |
AzureIoTClient | 62:5a4cdacf5090 | 198 | result = BLOB_ERROR; |
AzureIoTClient | 62:5a4cdacf5090 | 199 | } |
AzureIoTClient | 80:db5f5237bc95 | 200 | else if ((proxyOptions != NULL && proxyOptions->host_address != NULL) && HTTPAPIEX_SetOption(httpApiExHandle, OPTION_HTTP_PROXY, proxyOptions) == HTTPAPIEX_ERROR) |
AzureIoTClient | 80:db5f5237bc95 | 201 | { |
AzureIoTClient | 80:db5f5237bc95 | 202 | LogError("failure in setting proxy options"); |
AzureIoTClient | 80:db5f5237bc95 | 203 | result = BLOB_ERROR; |
AzureIoTClient | 80:db5f5237bc95 | 204 | } |
AzureIoTClient | 62:5a4cdacf5090 | 205 | else |
AzureIoTClient | 62:5a4cdacf5090 | 206 | { |
AzureIoTClient | 80:db5f5237bc95 | 207 | /*Codes_SRS_BLOB_02_019: [ Blob_UploadMultipleBlocksFromSasUri shall compute the base relative path of the request from the SASURI parameter. ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 208 | const char* relativePath = hostnameEnd; /*this is where the relative path begins in the SasUri*/ |
AzureIoTClient | 80:db5f5237bc95 | 209 | |
AzureIoTClient | 80:db5f5237bc95 | 210 | /*Codes_SRS_BLOB_02_028: [ Blob_UploadMultipleBlocksFromSasUri shall construct an XML string with the following content: ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 211 | STRING_HANDLE blockIDList = STRING_construct("<?xml version=\"1.0\" encoding=\"utf-8\"?>\r\n<BlockList>"); /*the XML "build as we go"*/ |
AzureIoTClient | 80:db5f5237bc95 | 212 | if (blockIDList == NULL) |
AzureIoTClient | 79:bb88037c05e6 | 213 | { |
AzureIoTClient | 80:db5f5237bc95 | 214 | /*Codes_SRS_BLOB_02_033: [ If any previous operation that doesn't have an explicit failure description fails then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_ERROR ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 215 | LogError("failed to STRING_construct"); |
AzureIoTClient | 80:db5f5237bc95 | 216 | result = BLOB_HTTP_ERROR; |
AzureIoTClient | 79:bb88037c05e6 | 217 | } |
AzureIoTClient | 79:bb88037c05e6 | 218 | else |
AzureIoTClient | 42:448eecc3676e | 219 | { |
AzureIoTClient | 82:f94e6bed4495 | 220 | /*Codes_SRS_BLOB_02_021: [ For every block returned by `getDataCallbackEx` the following operations shall happen: ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 221 | unsigned int blockID = 0; /* incremented for each new block */ |
AzureIoTClient | 82:f94e6bed4495 | 222 | unsigned int isError = 0; /* set to 1 if a block upload fails or if getDataCallbackEx returns incorrect blocks to upload */ |
AzureIoTClient | 82:f94e6bed4495 | 223 | unsigned int uploadOneMoreBlock = 1; /* set to 1 while getDataCallbackEx returns correct blocks to upload */ |
AzureIoTClient | 82:f94e6bed4495 | 224 | unsigned char const * source; /* data set by getDataCallbackEx */ |
AzureIoTClient | 82:f94e6bed4495 | 225 | size_t size; /* source size set by getDataCallbackEx */ |
AzureIoTClient | 82:f94e6bed4495 | 226 | IOTHUB_CLIENT_FILE_UPLOAD_GET_DATA_RESULT getDataReturnValue; |
AzureIoTClient | 80:db5f5237bc95 | 227 | |
AzureIoTClient | 82:f94e6bed4495 | 228 | do |
AzureIoTClient | 80:db5f5237bc95 | 229 | { |
AzureIoTClient | 82:f94e6bed4495 | 230 | getDataReturnValue = getDataCallbackEx(FILE_UPLOAD_OK, &source, &size, context); |
AzureIoTClient | 82:f94e6bed4495 | 231 | if (getDataReturnValue == IOTHUB_CLIENT_FILE_UPLOAD_GET_DATA_ABORT) |
AzureIoTClient | 80:db5f5237bc95 | 232 | { |
AzureIoTClient | 82:f94e6bed4495 | 233 | /*Codes_SRS_BLOB_99_004: [ If `getDataCallbackEx` returns `IOTHUB_CLIENT_FILE_UPLOAD_GET_DATA_RESULT_ABORT`, then `Blob_UploadMultipleBlocksFromSasUri` shall exit the loop and return `BLOB_ABORTED`. ]*/ |
AzureIoTClient | 82:f94e6bed4495 | 234 | LogInfo("Upload to blob has been aborted by the user"); |
AzureIoTClient | 82:f94e6bed4495 | 235 | uploadOneMoreBlock = 0; |
AzureIoTClient | 82:f94e6bed4495 | 236 | result = BLOB_ABORTED; |
AzureIoTClient | 82:f94e6bed4495 | 237 | } |
AzureIoTClient | 82:f94e6bed4495 | 238 | else if (source == NULL || size == 0) |
AzureIoTClient | 82:f94e6bed4495 | 239 | { |
AzureIoTClient | 82:f94e6bed4495 | 240 | /*Codes_SRS_BLOB_99_002: [ If the size of the block returned by `getDataCallbackEx` is 0 or if the data is NULL, then `Blob_UploadMultipleBlocksFromSasUri` shall exit the loop. ]*/ |
AzureIoTClient | 82:f94e6bed4495 | 241 | uploadOneMoreBlock = 0; |
AzureIoTClient | 82:f94e6bed4495 | 242 | result = BLOB_OK; |
AzureIoTClient | 80:db5f5237bc95 | 243 | } |
AzureIoTClient | 80:db5f5237bc95 | 244 | else |
AzureIoTClient | 80:db5f5237bc95 | 245 | { |
AzureIoTClient | 82:f94e6bed4495 | 246 | if (size > BLOCK_SIZE) |
AzureIoTClient | 80:db5f5237bc95 | 247 | { |
AzureIoTClient | 82:f94e6bed4495 | 248 | /*Codes_SRS_BLOB_99_001: [ If the size of the block returned by `getDataCallbackEx` is bigger than 4MB, then `Blob_UploadMultipleBlocksFromSasUri` shall fail and return `BLOB_INVALID_ARG`. ]*/ |
AzureIoTClient | 82:f94e6bed4495 | 249 | LogError("tried to upload block of size %zu, max allowed size is %d", size, BLOCK_SIZE); |
AzureIoTClient | 82:f94e6bed4495 | 250 | result = BLOB_INVALID_ARG; |
AzureIoTClient | 82:f94e6bed4495 | 251 | isError = 1; |
AzureIoTClient | 82:f94e6bed4495 | 252 | } |
AzureIoTClient | 82:f94e6bed4495 | 253 | else if (blockID >= MAX_BLOCK_COUNT) |
AzureIoTClient | 82:f94e6bed4495 | 254 | { |
AzureIoTClient | 82:f94e6bed4495 | 255 | /*Codes_SRS_BLOB_99_003: [ If `getDataCallbackEx` returns more than 50000 blocks, then `Blob_UploadMultipleBlocksFromSasUri` shall fail and return `BLOB_INVALID_ARG`. ]*/ |
AzureIoTClient | 82:f94e6bed4495 | 256 | LogError("unable to upload more than %zu blocks in one blob", MAX_BLOCK_COUNT); |
AzureIoTClient | 82:f94e6bed4495 | 257 | result = BLOB_INVALID_ARG; |
AzureIoTClient | 82:f94e6bed4495 | 258 | isError = 1; |
AzureIoTClient | 80:db5f5237bc95 | 259 | } |
AzureIoTClient | 80:db5f5237bc95 | 260 | else |
AzureIoTClient | 80:db5f5237bc95 | 261 | { |
AzureIoTClient | 82:f94e6bed4495 | 262 | /*Codes_SRS_BLOB_02_023: [ Blob_UploadMultipleBlocksFromSasUri shall create a BUFFER_HANDLE from source and size parameters. ]*/ |
AzureIoTClient | 82:f94e6bed4495 | 263 | BUFFER_HANDLE requestContent = BUFFER_create(source, size); |
AzureIoTClient | 82:f94e6bed4495 | 264 | if (requestContent == NULL) |
AzureIoTClient | 80:db5f5237bc95 | 265 | { |
AzureIoTClient | 82:f94e6bed4495 | 266 | /*Codes_SRS_BLOB_02_033: [ If any previous operation that doesn't have an explicit failure description fails then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_ERROR ]*/ |
AzureIoTClient | 82:f94e6bed4495 | 267 | LogError("unable to BUFFER_create"); |
AzureIoTClient | 82:f94e6bed4495 | 268 | result = BLOB_ERROR; |
AzureIoTClient | 80:db5f5237bc95 | 269 | isError = 1; |
AzureIoTClient | 80:db5f5237bc95 | 270 | } |
AzureIoTClient | 82:f94e6bed4495 | 271 | else |
AzureIoTClient | 80:db5f5237bc95 | 272 | { |
AzureIoTClient | 82:f94e6bed4495 | 273 | result = Blob_UploadBlock( |
AzureIoTClient | 82:f94e6bed4495 | 274 | httpApiExHandle, |
AzureIoTClient | 82:f94e6bed4495 | 275 | relativePath, |
AzureIoTClient | 82:f94e6bed4495 | 276 | requestContent, |
AzureIoTClient | 82:f94e6bed4495 | 277 | blockID, |
AzureIoTClient | 82:f94e6bed4495 | 278 | blockIDList, |
AzureIoTClient | 82:f94e6bed4495 | 279 | httpStatus, |
AzureIoTClient | 82:f94e6bed4495 | 280 | httpResponse); |
AzureIoTClient | 82:f94e6bed4495 | 281 | |
AzureIoTClient | 82:f94e6bed4495 | 282 | BUFFER_delete(requestContent); |
AzureIoTClient | 82:f94e6bed4495 | 283 | } |
AzureIoTClient | 82:f94e6bed4495 | 284 | |
AzureIoTClient | 82:f94e6bed4495 | 285 | /*Codes_SRS_BLOB_02_026: [ Otherwise, if HTTP response code is >=300 then Blob_UploadMultipleBlocksFromSasUri shall succeed and return BLOB_OK. ]*/ |
AzureIoTClient | 82:f94e6bed4495 | 286 | if (result != BLOB_OK || *httpStatus >= 300) |
AzureIoTClient | 82:f94e6bed4495 | 287 | { |
AzureIoTClient | 93:7c0bbb86b167 | 288 | LogError("unable to Blob_UploadBlock. Returned value=%d, httpStatus=%u", result, (unsigned int)*httpStatus); |
AzureIoTClient | 80:db5f5237bc95 | 289 | isError = 1; |
AzureIoTClient | 80:db5f5237bc95 | 290 | } |
AzureIoTClient | 80:db5f5237bc95 | 291 | } |
AzureIoTClient | 82:f94e6bed4495 | 292 | blockID++; |
AzureIoTClient | 80:db5f5237bc95 | 293 | } |
AzureIoTClient | 80:db5f5237bc95 | 294 | } |
AzureIoTClient | 82:f94e6bed4495 | 295 | while(uploadOneMoreBlock && !isError); |
AzureIoTClient | 80:db5f5237bc95 | 296 | |
AzureIoTClient | 82:f94e6bed4495 | 297 | if (isError || result != BLOB_OK) |
AzureIoTClient | 80:db5f5237bc95 | 298 | { |
AzureIoTClient | 80:db5f5237bc95 | 299 | /*do nothing, it will be reported "as is"*/ |
AzureIoTClient | 80:db5f5237bc95 | 300 | } |
AzureIoTClient | 80:db5f5237bc95 | 301 | else |
AzureIoTClient | 80:db5f5237bc95 | 302 | { |
AzureIoTClient | 80:db5f5237bc95 | 303 | /*complete the XML*/ |
AzureIoTClient | 80:db5f5237bc95 | 304 | if (STRING_concat(blockIDList, "</BlockList>") != 0) |
AzureIoTClient | 80:db5f5237bc95 | 305 | { |
AzureIoTClient | 80:db5f5237bc95 | 306 | /*Codes_SRS_BLOB_02_033: [ If any previous operation that doesn't have an explicit failure description fails then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_ERROR ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 307 | LogError("failed to STRING_concat"); |
AzureIoTClient | 43:038d8511e817 | 308 | result = BLOB_ERROR; |
AzureIoTClient | 43:038d8511e817 | 309 | } |
AzureIoTClient | 43:038d8511e817 | 310 | else |
AzureIoTClient | 42:448eecc3676e | 311 | { |
AzureIoTClient | 80:db5f5237bc95 | 312 | /*Codes_SRS_BLOB_02_029: [Blob_UploadMultipleBlocksFromSasUri shall construct a new relativePath from following string : base relativePath + "&comp=blocklist"]*/ |
AzureIoTClient | 80:db5f5237bc95 | 313 | STRING_HANDLE newRelativePath = STRING_construct(relativePath); |
AzureIoTClient | 80:db5f5237bc95 | 314 | if (newRelativePath == NULL) |
AzureIoTClient | 43:038d8511e817 | 315 | { |
AzureIoTClient | 80:db5f5237bc95 | 316 | /*Codes_SRS_BLOB_02_033: [ If any previous operation that doesn't have an explicit failure description fails then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_ERROR ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 317 | LogError("failed to STRING_construct"); |
AzureIoTClient | 62:5a4cdacf5090 | 318 | result = BLOB_ERROR; |
AzureIoTClient | 43:038d8511e817 | 319 | } |
AzureIoTClient | 43:038d8511e817 | 320 | else |
AzureIoTClient | 43:038d8511e817 | 321 | { |
AzureIoTClient | 80:db5f5237bc95 | 322 | if (STRING_concat(newRelativePath, "&comp=blocklist") != 0) |
AzureIoTClient | 43:038d8511e817 | 323 | { |
AzureIoTClient | 80:db5f5237bc95 | 324 | /*Codes_SRS_BLOB_02_033: [ If any previous operation that doesn't have an explicit failure description fails then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_ERROR ]*/ |
AzureIoTClient | 79:bb88037c05e6 | 325 | LogError("failed to STRING_concat"); |
AzureIoTClient | 43:038d8511e817 | 326 | result = BLOB_ERROR; |
AzureIoTClient | 43:038d8511e817 | 327 | } |
AzureIoTClient | 43:038d8511e817 | 328 | else |
AzureIoTClient | 43:038d8511e817 | 329 | { |
AzureIoTClient | 80:db5f5237bc95 | 330 | /*Codes_SRS_BLOB_02_030: [ Blob_UploadMultipleBlocksFromSasUri shall call HTTPAPIEX_ExecuteRequest with a PUT operation, passing the new relativePath, httpStatus and httpResponse and the XML string as content. ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 331 | const char* s = STRING_c_str(blockIDList); |
AzureIoTClient | 80:db5f5237bc95 | 332 | BUFFER_HANDLE blockIDListAsBuffer = BUFFER_create((const unsigned char*)s, strlen(s)); |
AzureIoTClient | 80:db5f5237bc95 | 333 | if (blockIDListAsBuffer == NULL) |
AzureIoTClient | 43:038d8511e817 | 334 | { |
AzureIoTClient | 80:db5f5237bc95 | 335 | /*Codes_SRS_BLOB_02_033: [ If any previous operation that doesn't have an explicit failure description fails then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_ERROR ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 336 | LogError("failed to BUFFER_create"); |
AzureIoTClient | 43:038d8511e817 | 337 | result = BLOB_ERROR; |
AzureIoTClient | 43:038d8511e817 | 338 | } |
AzureIoTClient | 43:038d8511e817 | 339 | else |
AzureIoTClient | 43:038d8511e817 | 340 | { |
AzureIoTClient | 80:db5f5237bc95 | 341 | if (HTTPAPIEX_ExecuteRequest( |
AzureIoTClient | 80:db5f5237bc95 | 342 | httpApiExHandle, |
AzureIoTClient | 80:db5f5237bc95 | 343 | HTTPAPI_REQUEST_PUT, |
AzureIoTClient | 80:db5f5237bc95 | 344 | STRING_c_str(newRelativePath), |
AzureIoTClient | 80:db5f5237bc95 | 345 | NULL, |
AzureIoTClient | 80:db5f5237bc95 | 346 | blockIDListAsBuffer, |
AzureIoTClient | 80:db5f5237bc95 | 347 | httpStatus, |
AzureIoTClient | 80:db5f5237bc95 | 348 | NULL, |
AzureIoTClient | 80:db5f5237bc95 | 349 | httpResponse |
AzureIoTClient | 80:db5f5237bc95 | 350 | ) != HTTPAPIEX_OK) |
AzureIoTClient | 43:038d8511e817 | 351 | { |
AzureIoTClient | 80:db5f5237bc95 | 352 | /*Codes_SRS_BLOB_02_031: [ If HTTPAPIEX_ExecuteRequest fails then Blob_UploadMultipleBlocksFromSasUri shall fail and return BLOB_HTTP_ERROR. ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 353 | LogError("unable to HTTPAPIEX_ExecuteRequest"); |
AzureIoTClient | 80:db5f5237bc95 | 354 | result = BLOB_HTTP_ERROR; |
AzureIoTClient | 43:038d8511e817 | 355 | } |
AzureIoTClient | 43:038d8511e817 | 356 | else |
AzureIoTClient | 43:038d8511e817 | 357 | { |
AzureIoTClient | 80:db5f5237bc95 | 358 | /*Codes_SRS_BLOB_02_032: [ Otherwise, Blob_UploadMultipleBlocksFromSasUri shall succeed and return BLOB_OK. ]*/ |
AzureIoTClient | 80:db5f5237bc95 | 359 | result = BLOB_OK; |
AzureIoTClient | 43:038d8511e817 | 360 | } |
AzureIoTClient | 80:db5f5237bc95 | 361 | BUFFER_delete(blockIDListAsBuffer); |
AzureIoTClient | 43:038d8511e817 | 362 | } |
AzureIoTClient | 43:038d8511e817 | 363 | } |
AzureIoTClient | 80:db5f5237bc95 | 364 | STRING_delete(newRelativePath); |
AzureIoTClient | 43:038d8511e817 | 365 | } |
AzureIoTClient | 42:448eecc3676e | 366 | } |
AzureIoTClient | 42:448eecc3676e | 367 | } |
AzureIoTClient | 80:db5f5237bc95 | 368 | STRING_delete(blockIDList); |
AzureIoTClient | 42:448eecc3676e | 369 | } |
AzureIoTClient | 80:db5f5237bc95 | 370 | |
AzureIoTClient | 42:448eecc3676e | 371 | } |
AzureIoTClient | 42:448eecc3676e | 372 | HTTPAPIEX_Destroy(httpApiExHandle); |
AzureIoTClient | 42:448eecc3676e | 373 | } |
AzureIoTClient | 42:448eecc3676e | 374 | free(hostname); |
AzureIoTClient | 42:448eecc3676e | 375 | } |
AzureIoTClient | 42:448eecc3676e | 376 | } |
AzureIoTClient | 42:448eecc3676e | 377 | } |
AzureIoTClient | 42:448eecc3676e | 378 | } |
AzureIoTClient | 42:448eecc3676e | 379 | } |
AzureIoTClient | 42:448eecc3676e | 380 | return result; |
AzureIoTClient | 42:448eecc3676e | 381 | } |