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(Unicode C) SNS Publish (Send Message)Sends a message to all of a topic's subscribed endpoints. See SNS Publish for more information.
#include <C_CkRestW.h> #include <C_CkAuthAwsW.h> #include <C_CkXmlW.h> void ChilkatSample(void) { HCkRestW rest; BOOL bTls; int port; BOOL bAutoReconnect; BOOL success; HCkAuthAwsW authAws; const wchar_t *responseXml; HCkXmlW xml; // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. rest = CkRestW_Create(); // Connect to the Amazon AWS REST server. // such as https://sns.us-west-2.amazonaws.com/ bTls = TRUE; port = 443; bAutoReconnect = TRUE; success = CkRestW_Connect(rest,L"sns.us-west-2.amazonaws.com",port,bTls,bAutoReconnect); // Provide AWS credentials for the REST call. authAws = CkAuthAwsW_Create(); CkAuthAwsW_putAccessKey(authAws,L"AWS_ACCESS_KEY"); CkAuthAwsW_putSecretKey(authAws,L"AWS_SECRET_KEY"); // the region should match our URL above.. CkAuthAwsW_putRegion(authAws,L"us-west-2"); CkAuthAwsW_putServiceName(authAws,L"sns"); CkRestW_SetAuthAws(rest,authAws); CkRestW_AddQueryParam(rest,L"Action",L"Publish"); CkRestW_AddQueryParam(rest,L"TopicArn",L"arn:aws:sns:us-west-2:957491831129:chilkat"); // For subscribed email addresses, this is the subject of the email. CkRestW_AddQueryParam(rest,L"Subject",L"Test Message from Amazon SNS"); CkRestW_AddQueryParam(rest,L"Message",L"This is a test message from Amazon SNS"); responseXml = CkRestW_fullRequestNoBody(rest,L"GET",L"/"); if (CkRestW_getLastMethodSuccess(rest) != TRUE) { wprintf(L"%s\n",CkRestW_lastErrorText(rest)); CkRestW_Dispose(rest); CkAuthAwsW_Dispose(authAws); return; } // A successful response will have a status code equal to 200. if (CkRestW_getResponseStatusCode(rest) != 200) { wprintf(L"response status code = %d\n",CkRestW_getResponseStatusCode(rest)); wprintf(L"response status text = %s\n",CkRestW_responseStatusText(rest)); wprintf(L"response header: %s\n",CkRestW_responseHeader(rest)); wprintf(L"response body: %s\n",responseXml); CkRestW_Dispose(rest); CkAuthAwsW_Dispose(authAws); return; } // Examine the successful XML response. xml = CkXmlW_Create(); CkXmlW_LoadXml(xml,responseXml); wprintf(L"%s\n",CkXmlW_getXml(xml)); // To get the MessageId wprintf(L"MessageId: %s\n",CkXmlW_chilkatPath(xml,L"PublishResult|MessageId|*")); // A sample successful response: // <?xml version="1.0" encoding="utf-8" ?> // <PublishResponse xmlns="http://sns.amazonaws.com/doc/2010-03-31/"> // <PublishResult> // <MessageId>5e135f2e-898d-5006-940a-0f43829c764b</MessageId> // </PublishResult> // <ResponseMetadata> // <RequestId>9adbf47d-9e07-5981-bb7f-a4609a167fcc</RequestId> // </ResponseMetadata> // </PublishResponse> CkRestW_Dispose(rest); CkAuthAwsW_Dispose(authAws); CkXmlW_Dispose(xml); } |
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