Chilkat Online Tools

DescribeCachediSCSIVolumes Unicode C Example

AWS Storage Gateway

#include <C_CkRestW.h>
#include <C_CkAuthAwsW.h>
#include <C_CkJsonObjectW.h>
#include <C_CkStringBuilderW.h>

void ChilkatSample(void)
    {
    HCkRestW rest;
    BOOL success;
    HCkAuthAwsW authAws;
    HCkJsonObjectW json;
    HCkStringBuilderW sbRequestBody;
    HCkStringBuilderW sbResponseBody;
    int respStatusCode;
    HCkJsonObjectW jResp;
    int CreatedDate;
    const wchar_t *KMSKey;
    const wchar_t *SourceSnapshotId;
    const wchar_t *TargetName;
    const wchar_t *VolumeARN;
    const wchar_t *VolumeAttachmentStatus;
    const wchar_t *VolumeId;
    int ChapEnabled;
    int LunNumber;
    const wchar_t *NetworkInterfaceId;
    int NetworkInterfacePort;
    const wchar_t *TargetARN;
    int VolumeProgress;
    int VolumeSizeInBytes;
    const wchar_t *VolumeStatus;
    const wchar_t *VolumeType;
    int VolumeUsedInBytes;
    int i;
    int count_i;

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

    rest = CkRestW_Create();

    authAws = CkAuthAwsW_Create();
    CkAuthAwsW_putAccessKey(authAws,L"AWS_ACCESS_KEY");
    CkAuthAwsW_putSecretKey(authAws,L"AWS_SECRET_KEY");

    // Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
    CkAuthAwsW_putRegion(authAws,L"us-west-2");
    CkAuthAwsW_putServiceName(authAws,L"storagegateway");
    // SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
    CkRestW_SetAuthAws(rest,authAws);

    // URL: https://storagegateway.us-west-2.amazonaws.com/
    // Use the same region as specified above.
    success = CkRestW_Connect(rest,L"storagegateway.us-west-2.amazonaws.com",443,TRUE,TRUE);
    if (success != TRUE) {
        wprintf(L"ConnectFailReason: %d\n",CkRestW_getConnectFailReason(rest));
        wprintf(L"%s\n",CkRestW_lastErrorText(rest));
        CkRestW_Dispose(rest);
        CkAuthAwsW_Dispose(authAws);
        return;
    }

    // The following code creates the JSON request body.
    // The JSON created by this code is shown below.

    // Use this online tool to generate code from sample JSON:
    // Generate Code to Create JSON

    json = CkJsonObjectW_Create();
    CkJsonObjectW_UpdateString(json,L"VolumeARNs[0]",L"string");

    // The JSON request body created by the above code:

    // {
    //   "VolumeARNs": [
    //     "string"
    //   ]
    // }

    CkRestW_AddHeader(rest,L"Content-Type",L"application/x-amz-json-1.1");
    CkRestW_AddHeader(rest,L"X-Amz-Target",L"StorageGateway_20130630.DescribeCachediSCSIVolumes");

    sbRequestBody = CkStringBuilderW_Create();
    CkJsonObjectW_EmitSb(json,sbRequestBody);
    sbResponseBody = CkStringBuilderW_Create();
    success = CkRestW_FullRequestSb(rest,L"POST",L"/",sbRequestBody,sbResponseBody);
    if (success != TRUE) {
        wprintf(L"%s\n",CkRestW_lastErrorText(rest));
        CkRestW_Dispose(rest);
        CkAuthAwsW_Dispose(authAws);
        CkJsonObjectW_Dispose(json);
        CkStringBuilderW_Dispose(sbRequestBody);
        CkStringBuilderW_Dispose(sbResponseBody);
        return;
    }

    respStatusCode = CkRestW_getResponseStatusCode(rest);
    wprintf(L"response status code = %d\n",respStatusCode);
    if (respStatusCode != 200) {
        wprintf(L"Response Header:\n");
        wprintf(L"%s\n",CkRestW_responseHeader(rest));
        wprintf(L"Response Body:\n");
        wprintf(L"%s\n",CkStringBuilderW_getAsString(sbResponseBody));
        CkRestW_Dispose(rest);
        CkAuthAwsW_Dispose(authAws);
        CkJsonObjectW_Dispose(json);
        CkStringBuilderW_Dispose(sbRequestBody);
        CkStringBuilderW_Dispose(sbResponseBody);
        return;
    }

    jResp = CkJsonObjectW_Create();
    CkJsonObjectW_LoadSb(jResp,sbResponseBody);

    // The following code parses the JSON response.
    // A sample JSON response is shown below the sample code.

    // Use this online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    // Chilkat functions returning "const char *" return a pointer to temporary internal memory owned and managed by Chilkat.
    // See this example explaining how this memory should be used: const char * functions.

    i = 0;
    count_i = CkJsonObjectW_SizeOfArray(jResp,L"CachediSCSIVolumes");
    while (i < count_i) {
        CkJsonObjectW_putI(jResp,i);
        CreatedDate = CkJsonObjectW_IntOf(jResp,L"CachediSCSIVolumes[i].CreatedDate");
        KMSKey = CkJsonObjectW_stringOf(jResp,L"CachediSCSIVolumes[i].KMSKey");
        SourceSnapshotId = CkJsonObjectW_stringOf(jResp,L"CachediSCSIVolumes[i].SourceSnapshotId");
        TargetName = CkJsonObjectW_stringOf(jResp,L"CachediSCSIVolumes[i].TargetName");
        VolumeARN = CkJsonObjectW_stringOf(jResp,L"CachediSCSIVolumes[i].VolumeARN");
        VolumeAttachmentStatus = CkJsonObjectW_stringOf(jResp,L"CachediSCSIVolumes[i].VolumeAttachmentStatus");
        VolumeId = CkJsonObjectW_stringOf(jResp,L"CachediSCSIVolumes[i].VolumeId");
        ChapEnabled = CkJsonObjectW_IntOf(jResp,L"CachediSCSIVolumes[i].VolumeiSCSIAttributes.ChapEnabled");
        LunNumber = CkJsonObjectW_IntOf(jResp,L"CachediSCSIVolumes[i].VolumeiSCSIAttributes.LunNumber");
        NetworkInterfaceId = CkJsonObjectW_stringOf(jResp,L"CachediSCSIVolumes[i].VolumeiSCSIAttributes.NetworkInterfaceId");
        NetworkInterfacePort = CkJsonObjectW_IntOf(jResp,L"CachediSCSIVolumes[i].VolumeiSCSIAttributes.NetworkInterfacePort");
        TargetARN = CkJsonObjectW_stringOf(jResp,L"CachediSCSIVolumes[i].VolumeiSCSIAttributes.TargetARN");
        VolumeProgress = CkJsonObjectW_IntOf(jResp,L"CachediSCSIVolumes[i].VolumeProgress");
        VolumeSizeInBytes = CkJsonObjectW_IntOf(jResp,L"CachediSCSIVolumes[i].VolumeSizeInBytes");
        VolumeStatus = CkJsonObjectW_stringOf(jResp,L"CachediSCSIVolumes[i].VolumeStatus");
        VolumeType = CkJsonObjectW_stringOf(jResp,L"CachediSCSIVolumes[i].VolumeType");
        VolumeUsedInBytes = CkJsonObjectW_IntOf(jResp,L"CachediSCSIVolumes[i].VolumeUsedInBytes");
        i = i + 1;
    }

    // A sample JSON response body parsed by the above code:

    // {
    //   "CachediSCSIVolumes": [
    //     {
    //       "CreatedDate": number,
    //       "KMSKey": "string",
    //       "SourceSnapshotId": "string",
    //       "TargetName": "string",
    //       "VolumeARN": "string",
    //       "VolumeAttachmentStatus": "string",
    //       "VolumeId": "string",
    //       "VolumeiSCSIAttributes": {
    //         "ChapEnabled": boolean,
    //         "LunNumber": number,
    //         "NetworkInterfaceId": "string",
    //         "NetworkInterfacePort": number,
    //         "TargetARN": "string"
    //       },
    //       "VolumeProgress": number,
    //       "VolumeSizeInBytes": number,
    //       "VolumeStatus": "string",
    //       "VolumeType": "string",
    //       "VolumeUsedInBytes": number
    //     }
    //   ]
    // }


    CkRestW_Dispose(rest);
    CkAuthAwsW_Dispose(authAws);
    CkJsonObjectW_Dispose(json);
    CkStringBuilderW_Dispose(sbRequestBody);
    CkStringBuilderW_Dispose(sbResponseBody);
    CkJsonObjectW_Dispose(jResp);

    }