(Delphi DLL) Windows Credentials Manager / Apple Keychain - Get a String Secret to a StringBuilder

See more Secrets Examples

On Windows, fetches the content of a text secret from the Windows Credentials Manager.

On MacOS or iOS, fetches from the Apple Keychain.

Note: This example requires Chilkat v10.1.0 or later.

For more information, see https://cknotes.com/chilkat-secrets-class-added-in-version-10-1-0/

Chilkat for Delphi Downloads Chilkat non-ActiveX DLL for Delphi Chilkat ActiveX DLL for Delphi * The examples here use the non-ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Secrets, StringBuilder, JsonObject;

...

procedure TForm1.Button1Click(Sender: TObject);
var
secrets: HCkSecrets;
json: HCkJsonObject;
sb: HCkStringBuilder;
success: Boolean;

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

secrets := CkSecrets_Create();

// On Windows, this is the Windows Credentials Manager
// On MacOS/iOS, it is the Apple Keychain
CkSecrets_putLocation(secrets,'local_manager');

// Specify the secret to be fetched.
json := CkJsonObject_Create();
CkJsonObject_UpdateString(json,'appName','MyApp');
CkJsonObject_UpdateString(json,'service','OAuth2');
CkJsonObject_UpdateString(json,'domain','onedrive');
CkJsonObject_UpdateString(json,'username','matt');

// Append the content of the secret to a Chilkat StringBuilder object.
sb := CkStringBuilder_Create();
success := CkSecrets_GetSecretSb(secrets,json,sb);
if (success = False) then
  begin
    Memo1.Lines.Add(CkSecrets__lastErrorText(secrets));
    Exit;
  end;

Memo1.Lines.Add(CkStringBuilder__getAsString(sb));
Memo1.Lines.Add('Success.');

CkSecrets_Dispose(secrets);
CkJsonObject_Dispose(json);
CkStringBuilder_Dispose(sb);

end;