Chilkat Online Tools

DescribeEndpointSettings unicodeC Example

AWS Database Migration Service

#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;
    const wchar_t *Applicability;
    const wchar_t *DefaultValue;
    int IntValueMax;
    int IntValueMin;
    const wchar_t *Name;
    int Sensitive;
    const wchar_t *v_Type;
    const wchar_t *Units;
    int j;
    int count_j;
    const wchar_t *strVal;
    const wchar_t *Marker;
    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"dms");
    // SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
    CkRestW_SetAuthAws(rest,authAws);

    // URL: https://dms.us-west-2.amazonaws.com/
    // Use the same region as specified above.
    success = CkRestW_Connect(rest,L"dms.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"EngineName",L"string");
    CkJsonObjectW_UpdateString(json,L"Marker",L"string");
    CkJsonObjectW_UpdateInt(json,L"MaxRecords",123);

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

    // {
    //   "EngineName": "string",
    //   "Marker": "string",
    //   "MaxRecords": number
    // }

    CkRestW_AddHeader(rest,L"Content-Type",L"application/x-amz-json-1.1");
    CkRestW_AddHeader(rest,L"X-Amz-Target",L"AmazonDMSv20160101.DescribeEndpointSettings");

    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.

    Marker = CkJsonObjectW_stringOf(jResp,L"Marker");
    i = 0;
    count_i = CkJsonObjectW_SizeOfArray(jResp,L"EndpointSettings");
    while (i < count_i) {
        CkJsonObjectW_putI(jResp,i);
        Applicability = CkJsonObjectW_stringOf(jResp,L"EndpointSettings[i].Applicability");
        DefaultValue = CkJsonObjectW_stringOf(jResp,L"EndpointSettings[i].DefaultValue");
        IntValueMax = CkJsonObjectW_IntOf(jResp,L"EndpointSettings[i].IntValueMax");
        IntValueMin = CkJsonObjectW_IntOf(jResp,L"EndpointSettings[i].IntValueMin");
        Name = CkJsonObjectW_stringOf(jResp,L"EndpointSettings[i].Name");
        Sensitive = CkJsonObjectW_IntOf(jResp,L"EndpointSettings[i].Sensitive");
        v_Type = CkJsonObjectW_stringOf(jResp,L"EndpointSettings[i].Type");
        Units = CkJsonObjectW_stringOf(jResp,L"EndpointSettings[i].Units");
        j = 0;
        count_j = CkJsonObjectW_SizeOfArray(jResp,L"EndpointSettings[i].EnumValues");
        while (j < count_j) {
            CkJsonObjectW_putJ(jResp,j);
            strVal = CkJsonObjectW_stringOf(jResp,L"EndpointSettings[i].EnumValues[j]");
            j = j + 1;
        }

        i = i + 1;
    }

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

    // {
    //   "EndpointSettings": [
    //     {
    //       "Applicability": "string",
    //       "DefaultValue": "string",
    //       "EnumValues": [
    //         "string"
    //       ],
    //       "IntValueMax": number,
    //       "IntValueMin": number,
    //       "Name": "string",
    //       "Sensitive": boolean,
    //       "Type": "string",
    //       "Units": "string"
    //     }
    //   ],
    //   "Marker": "string"
    // }


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

    }