(Visual FoxPro) Windows Credentials Manager / Apple Keychain - Get a Binary Secret

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On Windows, fetches the content of a binary 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 ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

LOCAL loSecrets
LOCAL loJson
LOCAL loBd
LOCAL lnSuccess

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

* For versions of Chilkat < 10.0.0, use CreateObject('Chilkat_9_5_0.Secrets')
loSecrets = CreateObject('Chilkat.Secrets')

* On Windows, this is the Windows Credentials Manager
* On MacOS/iOS, it is the Apple Keychain
loSecrets.Location = "local_manager"

* Specify the secret to be fetched.
* For versions of Chilkat < 10.0.0, use CreateObject('Chilkat_9_5_0.JsonObject')
loJson = CreateObject('Chilkat.JsonObject')
loJson.UpdateString("appName","Test2")
loJson.UpdateString("service","Custom")
loJson.UpdateString("domain","Ocean")
loJson.UpdateString("username","Starfish")

* Get the binary secret data.
* For versions of Chilkat < 10.0.0, use CreateObject('Chilkat_9_5_0.BinData')
loBd = CreateObject('Chilkat.BinData')
lnSuccess = loSecrets.GetSecretBd(loJson,loBd)
IF (lnSuccess = 0) THEN
    ? loSecrets.LastErrorText
    RELEASE loSecrets
    RELEASE loJson
    RELEASE loBd
    CANCEL
ENDIF

* For our testing, the binary secret was a JPG image..
loBd.WriteFile("c:/temp/qa_output/starfish.jpg")

? "Success."

RELEASE loSecrets
RELEASE loJson
RELEASE loBd