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(PowerBuilder) List Keys in a Microsoft Storage Provider

Demonstrates how to list the keys found in a Microsoft CNG Storage Provider, or a Legacy CryptoAPI Storage Provider.

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

Chilkat ActiveX Downloads

ActiveX for 32-bit and 64-bit Windows

integer li_rc
oleobject loo_KeyCon
oleobject loo_Json
integer li_Success
string ls_Name
integer li_MachineKey
string ls_AlgId
string ls_ProvType
string ls_StorageProvider
integer i
integer li_Count_i

// This example requires Chilkat v9.5.0.83 or greater.

loo_KeyCon = create oleobject
li_rc = loo_KeyCon.ConnectToNewObject("Chilkat_9_5_0.KeyContainer")
if li_rc < 0 then
    destroy loo_KeyCon
    MessageBox("Error","Connecting to COM object failed")
    return
end if
loo_Json = create oleobject
li_rc = loo_Json.ConnectToNewObject("Chilkat_9_5_0.JsonObject")

loo_Json.EmitCompact = 0

li_Success = loo_KeyCon.GetKeys("Microsoft Software Key Storage Provider",loo_Json)
if li_Success <> 1 then
    Write-Debug loo_KeyCon.LastErrorText
    destroy loo_KeyCon
    destroy loo_Json
    return
end if

Write-Debug loo_Json.Emit()

// Sample JSON returned by GetKeys

// If the storage provider is CNG, then each key has an "algId".
// If the storage provider is legacy CryptoAPI, then each key has a "provType" (see below)

// If the storage provider is CNG:
// {
//   "storageProvider": "Microsoft Software Key Storage Provider",
//   "key": [
//     {
//       "name": "cn=Chilkat Admin,ou=Persona Not Verified,ou=For Test Purposes Only Decryption Key",
//       "machineKey": false,
//       "algId": "ECDH_P384"
//     },
//     {
//       "name": "CD1CC265-0DA0-4230-8419-CB6F808FE688",
//       "machineKey": false,
//       "algId": "SP800_108_CTR_HMAC"
//     },
//     {
//       "name": "{FF14487C-0AED-471E-8FAD-4BF757C2195C}",
//       "machineKey": false,
//       "algId": "ECDH_P256"
//     },
//     {
//       "name": "{869FD9A6-D815-44FD-A916-4D4A708CD949}",
//       "machineKey": false,
//       "algId": "ECDH_P256"
//     },
//     {
//       "name": "D530ECA9-FF5A-4A6A-AAB3-6EC1870F2CC3",
//       "machineKey": false,
//       "algId": "SP800_108_CTR_HMAC"
//     },
//     {
//       "name": "{F524771E-93C0-4D56-8DE7-2FE3CB5BD837}",
//       "machineKey": false,
//       "algId": "RSA"
//     },
//     {
//       "name": "Microsoft Connected Devices Platform device certificate",
//       "machineKey": false,
//       "algId": "ECDSA_P256"
//     }
//   ]
// }

// If the storage provider is legacy CryptoAPI:

// {
//   "storageProvider": "Microsoft Base Cryptographic Provider v1.0",
//   "key": [
//     {
//       "name": "{48D7FF88-A52E-41E2-9EBD-0CC7E880DC65}",
//       "machineKey": false,
//       "provType": "PROV_RSA_FULL"
//     },
//     {
//       "name": "{CBF7A33A-F9CF-4C30-8A06-94A5C7981058}",
//       "machineKey": false,
//       "provType": "PROV_RSA_FULL"
//     }
//   ]
// }

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

ls_StorageProvider = loo_Json.StringOf("storageProvider")
i = 0
li_Count_i = loo_Json.SizeOfArray("key")
do while i < li_Count_i
    loo_Json.I = i
    ls_Name = loo_Json.StringOf("key[i].name")
    li_MachineKey = loo_Json.BoolOf("key[i].machineKey")
    if loo_Json.HasMember("key[i].algId") = 1 then
        ls_AlgId = loo_Json.StringOf("key[i].algId")
    end if

    if loo_Json.HasMember("key[i].provType") = 1 then
        ls_ProvType = loo_Json.StringOf("key[i].provType")
    end if

    i = i + 1
loop


destroy loo_KeyCon
destroy loo_Json

 

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