(Visual Basic 6.0) List Microsoft Storage Providers

Gets the Microsoft CNG and legacy CryptoAPI storage providers that exist on the Windows system.

Important: This example requires Chilkat v9.5.0.83 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

' This example requires Chilkat v9.5.0.83 or greater.

Dim keyCon As New KeyContainer
Dim json As New ChilkatJsonObject
json.EmitCompact = 0

Dim success As Long
success = keyCon.GetStorageProviders(json)
If (success <> 1) Then
    Debug.Print keyCon.LastErrorText
    Exit Sub
End If

Debug.Print json.Emit()

' Sample JSON returned by GetStorageProviders

' {
'   "cng": [
'     "Microsoft Software Key Storage Provider",
'     "Microsoft Passport Key Storage Provider",
'     "Microsoft Platform Crypto Provider",
'     "Microsoft Smart Card Key Storage Provider"
'   ],
'   "legacy": [
'     "Microsoft Base Cryptographic Provider v1.0",
'     "Microsoft Base DSS and Diffie-Hellman Cryptographic Provider",
'     "Microsoft Base DSS Cryptographic Provider",
'     "Microsoft Base Smart Card Crypto Provider",
'     "Microsoft DH SChannel Cryptographic Provider",
'     "Microsoft Enhanced Cryptographic Provider v1.0",
'     "Microsoft Enhanced DSS and Diffie-Hellman Cryptographic Provider",
'     "Microsoft Enhanced RSA and AES Cryptographic Provider",
'     "Microsoft RSA SChannel Cryptographic Provider",
'     "Microsoft Strong Cryptographic Provider"
'   ]
' }

' Use this online tool to generate parsing code from sample JSON: 
' Generate Parsing Code from JSON

Dim name As String

' Iterate over the CNG storage containers
Dim i As Long
i = 0
Dim numStorageContainers As Long
numStorageContainers = json.SizeOfArray("cng")
Do While i < numStorageContainers
    json.I = i
    name = json.StringOf("cng[i]")
    Debug.Print name
    i = i + 1
Loop

Debug.Print "--"

' Iterate over the legacy CryptoAPI Cryptographic Storage Providers
i = 0
numStorageContainers = json.SizeOfArray("legacy")
Do While i < numStorageContainers
    json.I = i
    name = json.StringOf("legacy[i]")
    Debug.Print name
    i = i + 1
Loop