(C) SNS Subscribe SMS Phone Number

Subscribe the phone number of an SMS-enabled device to an SNS topic.

See SNS Subscribe for more information.

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#include <C_CkRest.h>
#include <C_CkAuthAws.h>
#include <C_CkXml.h>

void ChilkatSample(void)
    {
    HCkRest rest;
    BOOL bTls;
    int port;
    BOOL bAutoReconnect;
    BOOL success;
    HCkAuthAws authAws;
    const char *responseXml;
    HCkXml xml;

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

    rest = CkRest_Create();

    // Connect to the Amazon AWS REST server.
    // such as https://sns.us-west-2.amazonaws.com/
    bTls = TRUE;
    port = 443;
    bAutoReconnect = TRUE;
    success = CkRest_Connect(rest,"sns.us-west-2.amazonaws.com",port,bTls,bAutoReconnect);

    // Provide AWS credentials for the REST call.
    authAws = CkAuthAws_Create();
    CkAuthAws_putAccessKey(authAws,"AWS_ACCESS_KEY");
    CkAuthAws_putSecretKey(authAws,"AWS_SECRET_KEY");
    // the region should match our URL above..
    CkAuthAws_putRegion(authAws,"us-west-2");
    CkAuthAws_putServiceName(authAws,"sns");

    CkRest_SetAuthAws(rest,authAws);

    CkRest_AddQueryParam(rest,"Action","Subscribe");
    // Set the Endpoint to the phone number in E.164 format
    CkRest_AddQueryParam(rest,"Endpoint","+15552581871");
    CkRest_AddQueryParam(rest,"Protocol","sms");
    CkRest_AddQueryParam(rest,"TopicArn","arn:aws:sns:us-west-2:957491831129:chilkat");

    responseXml = CkRest_fullRequestNoBody(rest,"GET","/");
    if (CkRest_getLastMethodSuccess(rest) != TRUE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkRest_Dispose(rest);
        CkAuthAws_Dispose(authAws);
        return;
    }

    // A successful response will have a status code equal to 200.
    if (CkRest_getResponseStatusCode(rest) != 200) {
        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: %s\n",responseXml);
        CkRest_Dispose(rest);
        CkAuthAws_Dispose(authAws);
        return;
    }

    // Examine the successful XML response.
    xml = CkXml_Create();
    CkXml_LoadXml(xml,responseXml);
    printf("%s\n",CkXml_getXml(xml));

    // To get the SubscriptionArn
    printf("SubscriptionArn: %s\n",CkXml_chilkatPath(xml,"SubscribeResult|SubscriptionArn|*"));

    // A sample successful response:
    // <?xml version="1.0" encoding="utf-8" ?>
    // <SubscribeResponse xmlns="http://sns.amazonaws.com/doc/2010-03-31/">
    //     <SubscribeResult>
    //         <SubscriptionArn>arn:aws:sns:us-west-2:957491831129:chilkat:7eb142f7-2554-4200-a175-bb399588972f</SubscriptionArn>
    //     </SubscribeResult>
    //     <ResponseMetadata>
    //         <RequestId>ceaf538b-1daf-5580-b73f-b347e3733932</RequestId>
    //     </ResponseMetadata>
    // </SubscribeResponse>


    CkRest_Dispose(rest);
    CkAuthAws_Dispose(authAws);
    CkXml_Dispose(xml);

    }