Delphi DLL

Backblaze S3 Upload Binary

See more Backblaze S3 Examples

Demonstrates how to upload the in-memory binary data to an Backblaze bucket. Delphi DLL

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Http, BinData, Xml;

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Boolean;
http: HCkHttp;
bucketName: PWideChar;
objectName: PWideChar;
contentType: PWideChar;
jpgData: HCkBinData;
xml: HCkXml;

begin
success := False;

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

http := CkHttp_Create();

// keyID = Access Key ID or Access Key
CkHttp_putAwsAccessKey(http,'access-key');

// applicationKey = Secret Access Key or Secret Key
CkHttp_putAwsSecretKey(http,'secret-key');

// Region is the 2nd part of your S3 Endpoint
CkHttp_putAwsEndpoint(http,'s3.us-west-002.backblazeb2.com');

bucketName := 'chilkat-test-123';
objectName := 'starfish.jpg';

// The Content-Type has the form  type/subtype, such as application/pdf, application/json, image/jpeg, etc.
// See Explaining Content-Types
contentType := 'image/jpeg';

CkHttp_putKeepResponseBody(http,True);

jpgData := CkBinData_Create();
success := CkBinData_LoadFile(jpgData,'qa_data/jpg/starfish.jpg');

success := CkHttp_S3_UploadBd(http,jpgData,contentType,bucketName,objectName);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));

    xml := CkXml_Create();
    CkXml_LoadXml(xml,CkHttp__lastResponseBody(http));
    Memo1.Lines.Add(CkXml__getXml(xml));
  end
else
  begin
    Memo1.Lines.Add('JPG uploaded.');
  end;

CkHttp_Dispose(http);
CkBinData_Dispose(jpgData);
    CkXml_Dispose(xml);

end;