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(Unicode C) REST Upload StringExample to upload the contents of a string to the Amazon S3 service.
#include <C_CkRestW.h> #include <C_CkAuthAwsW.h> #include <C_CkFileAccessW.h> void ChilkatSample(void) { HCkRestW rest; BOOL bTls; int port; BOOL bAutoReconnect; BOOL success; HCkAuthAwsW authAws; HCkFileAccessW fac; const wchar_t *fileContents; const wchar_t *responseBodyStr; int statusCode; // 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. bTls = TRUE; port = 443; bAutoReconnect = TRUE; success = CkRestW_Connect(rest,L"s3.amazonaws.com",port,bTls,bAutoReconnect); // ---------------------------------------------------------------------------- // Important: For buckets created in regions outside us-east-1, // there are three important changes that need to be made. // See Working with S3 Buckets in Non-us-east-1 Regions for the details. // ---------------------------------------------------------------------------- // Provide AWS credentials for the REST call. authAws = CkAuthAwsW_Create(); CkAuthAwsW_putAccessKey(authAws,L"AWS_ACCESS_KEY"); CkAuthAwsW_putSecretKey(authAws,L"AWS_SECRET_KEY"); CkAuthAwsW_putServiceName(authAws,L"s3"); success = CkRestW_SetAuthAws(rest,authAws); // Set the bucket name via the HOST header. // In this case, the bucket name is "chilkat100". CkRestW_putHost(rest,L"chilkat100.s3.amazonaws.com"); // Load a text file into memory. fac = CkFileAccessW_Create(); fileContents = CkFileAccessW_readEntireTextFile(fac,L"qa_data/xml/hamlet.xml",L"utf-8"); if (CkFileAccessW_getLastMethodSuccess(fac) != TRUE) { wprintf(L"%s\n",CkFileAccessW_lastErrorText(fac)); CkRestW_Dispose(rest); CkAuthAwsW_Dispose(authAws); CkFileAccessW_Dispose(fac); return; } // To send the file in gzip or deflate compressed format, set the Content-Encoding request // header to "gzip" or "deflate". (this is optional) success = CkRestW_AddHeader(rest,L"Content-Encoding",L"gzip"); // Indicate the Content-Type of our upload. (This is optional) success = CkRestW_AddHeader(rest,L"Content-Type",L"text/xml"); // We can add an "Expect: 100-continue" header so that if the request is rejected // by the server immediately after receiving the request header, it can respond // and the client (Chilkat) can avoid sending the file data. // (this is optional) success = CkRestW_AddHeader(rest,L"Expect",L"100-continue"); // Upload the file to Amazon S3. responseBodyStr = CkRestW_fullRequestString(rest,L"PUT",L"/hamlet_play.xml",fileContents); if (CkRestW_getLastMethodSuccess(rest) != TRUE) { wprintf(L"%s\n",CkRestW_lastErrorText(rest)); CkRestW_Dispose(rest); CkAuthAwsW_Dispose(authAws); CkFileAccessW_Dispose(fac); return; } // Did we get a 200 response indicating success? statusCode = CkRestW_getResponseStatusCode(rest); if (statusCode != 200) { wprintf(L"Error response: %s\n",responseBodyStr); wprintf(L"Status code: %d, Status text: %s\n",statusCode,CkRestW_responseStatusText(rest)); CkRestW_Dispose(rest); CkAuthAwsW_Dispose(authAws); CkFileAccessW_Dispose(fac); return; } wprintf(L"File successfully uploaded.\n"); CkRestW_Dispose(rest); CkAuthAwsW_Dispose(authAws); CkFileAccessW_Dispose(fac); } |
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