(C) Azure Storage: Delete Blob

Demonstrates the Azure Delete Blob operation, which marks the specified blob for deletion. The blob is later deleted during garbage collection.

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#include <C_CkRest.h>
#include <C_CkAuthAzureStorage.h>

void ChilkatSample(void)
    {
    HCkRest rest;
    BOOL bTls;
    int port;
    BOOL bAutoReconnect;
    BOOL success;
    HCkAuthAzureStorage azAuth;
    const char *responseStr;

    // Azure Blob Service Example: Delete a particular blob in a specified container.
    // See also: https://docs.microsoft.com/en-us/rest/api/storageservices/delete-blob

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    rest = CkRest_Create();

    // Connect to the Azure Storage Blob Service
    bTls = TRUE;
    port = 443;
    bAutoReconnect = TRUE;
    // In this example, the storage account name is "chilkat".
    success = CkRest_Connect(rest,"chilkat.blob.core.windows.net",port,bTls,bAutoReconnect);
    if (success != TRUE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkRest_Dispose(rest);
        return;
    }

    // Provide Azure Cloud credentials for the REST call.
    azAuth = CkAuthAzureStorage_Create();
    CkAuthAzureStorage_putAccessKey(azAuth,"AZURE_ACCESS_KEY");
    // The account name used here should match the 1st part of the domain passed in the call to Connect (above).
    CkAuthAzureStorage_putAccount(azAuth,"chilkat");
    CkAuthAzureStorage_putScheme(azAuth,"SharedKey");
    CkAuthAzureStorage_putService(azAuth,"Blob");
    // This causes the "x-ms-version: 2020-08-04" header to be automatically added.
    CkAuthAzureStorage_putXMsVersion(azAuth,"2020-08-04");
    success = CkRest_SetAuthAzureStorage(rest,azAuth);

    // Note: The application does not need to explicitly set the following
    // headers: x-ms-date, Authorization.  These headers
    // are automatically set by Chilkat.

    // A successful operation returns status code 202 (Accepted) with no response body.
    // This example deletes the blob named "helloWorld.txt" located in "mycontainer"
    responseStr = CkRest_fullRequestNoBody(rest,"DELETE","/mycontainer/helloWorld.txt");
    if (CkRest_getLastMethodSuccess(rest) != TRUE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkRest_Dispose(rest);
        CkAuthAzureStorage_Dispose(azAuth);
        return;
    }

    if (CkRest_getResponseStatusCode(rest) != 202) {
        // Examine the request/response to see what happened.
        printf("response status code = %d\n",CkRest_getResponseStatusCode(rest));
        printf("response status text = %s\n",CkRest_responseStatusText(rest));
        printf("response header: %s\n",CkRest_responseHeader(rest));
        printf("response body (if any): %s\n",responseStr);
        printf("---\n");
        printf("LastRequestStartLine: %s\n",CkRest_lastRequestStartLine(rest));
        printf("LastRequestHeader: %s\n",CkRest_lastRequestHeader(rest));
        CkRest_Dispose(rest);
        CkAuthAzureStorage_Dispose(azAuth);
        return;
    }

    printf("Successfully deleted the blob!\n");


    CkRest_Dispose(rest);
    CkAuthAzureStorage_Dispose(azAuth);

    }