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(CkPython) PKCS11 Discover Readers and Smart Cards / TokensSee more PKCS11 ExamplesExample showing how to discover the readers (slots) and smart cards and tokens available through a vendor's PKCS11 Cryptoki module. Note: This example requires Chilkat v9.5.0.88 or later.
import sys import chilkat # This example requires the Chilkat API to have been previously unlocked. # See Global Unlock Sample for sample code. # Note: Chilkat's PKCS11 implementation runs on Windows, Linux, Mac OS X, and other supported operating systems. pkcs11 = chilkat.CkPkcs11() # Specify the vendor's Cryptoki module DLL / shared lib. pkcs11.put_SharedLibPath("aetpkss1.dll") success = pkcs11.Initialize() if (success == False): print(pkcs11.lastErrorText()) sys.exit() # Call Discover to discover what's available. # Indicate that we only want to return slots (readers) where tokens (smart cards) are present. # (If the device is a USB token, such as an ePass300Auto, then by definition it has a "token" present.) onlyTokensPresent = True json = chilkat.CkJsonObject() success = pkcs11.Discover(onlyTokensPresent,json) if (success == False): print(pkcs11.lastErrorText()) sys.exit() json.put_EmitCompact(False) print(json.emit()) # Sample JSON output. # Code for parsing this JSON is shown below.. # { # "cryptokiVersion": { # "major": 2, # "minor": 20 # }, # "manufacturerID": "A.E.T. Europe B.V.", # "libraryDescription": "Cryptographic Token Interface", # "libraryVersion": { # "major": 3, # "minor": 0 # }, # "slot": [ # { # "id": 52482, # "slotDescription": "SCM Microsystems Inc. SCR33x USB Smart Card Reader 0", # "manufacturerID": "SCM Microsystems Inc. SCR33x USB", # "tokenPresent": true, # "removableDevice": true, # "hardwareSlot": true, # "hardwareVersion": { # "major": 0, # "minor": 0 # }, # "firmwareVersion": { # "major": 0, # "minor": 0 # }, # "token": { # "label": "chilkat", # "manufacturerID": "A.E.T. Europe B.V.", # "model": "19C40406010D00C0", # "serialNumber": "21619600583C4505", # "flags": [ # "CKF_RNG", # "CKF_LOGIN_REQUIRED", # "CKF_USER_PIN_INITIALIZED", # "CKF_TOKEN_INITIALIZED" # ], # "maxSessionCount": 126, # "sessionCount": 0, # "maxRwSessionCount": 126, # "rwSessionCount": 0, # "maxPinLen": 15, # "minPinLen": 4, # "totalPublicMemory": 32767, # "freePublicMemory": 32767, # "totalPrivateMemory": 32767, # "freePrivateMemory": 32767, # "hardwareVersion": { # "major": 0, # "minor": 0 # }, # "firmwareVersion": { # "major": 0, # "minor": 0 # }, # "utcTime": "", # "rsa": { # "minKeySize": 768, # "maxKeySize": 2048 # }, # "mechanism": [ # "CKM_RSA_PKCS", # "CKM_RSA_X_509", # "CKM_RSA_PKCS_OAEP", # "CKM_MD5_RSA_PKCS", # "CKM_SHA1_RSA_PKCS", # "CKM_SHA224_RSA_PKCS", # "CKM_SHA256_RSA_PKCS", # "CKM_SHA384_RSA_PKCS", # "CKM_SHA512_RSA_PKCS", # "CKM_RIPEMD160_RSA_PKCS", # "CKM_CPK_ECDSA", # "CKM_CPK_ECDSA_SHA1", # "CKM_CPK_ECIES", # "CKM_CPK_ECIES_STDDH_SHA1KDF_DES3CBC_PAD_SHA1HMAC", # "CKM_CPK_ECIES_STDDH_SHA1KDF_AES128CBC_PAD_SHA1HMAC", # "CKM_CPK_PKCS7_SIGNED", # "CKM_CPK_PKCS7_ENVELOPE_DES3CBC_PAD", # "CKM_RSA_PKCS_PSS", # "CKM_RSA_PKCS_KEY_PAIR_GEN", # "CKM_RC2_KEY_GEN", # "CKM_RC2_ECB", # "CKM_RC2_CBC", # "CKM_RC2_CBC_PAD", # "CKM_RC4_KEY_GEN", # "CKM_RC4", # "CKM_DES_KEY_GEN", # "CKM_DES2_KEY_GEN", # "CKM_DES3_KEY_GEN", # "CKM_DES_ECB", # "CKM_DES_CBC", # "CKM_DES3_ECB", # "CKM_DES3_CBC", # "CKM_DES_CBC_PAD", # "CKM_DES3_CBC_PAD", # "CKM_MD5", # "CKM_SHA_1", # "CKM_SHA224", # "CKM_SHA256", # "CKM_SHA384", # "CKM_SHA512", # "CKM_RIPEMD160" # ] # } # } # ] # } # Use this online tool to generate parsing code from sample JSON: # Generate Parsing Code from JSON # Use this online tool to generate parsing code from sample JSON: # Generate Parsing Code from JSON cryptokiVersionMajor = json.IntOf("cryptokiVersion.major") cryptokiVersionMinor = json.IntOf("cryptokiVersion.minor") manufacturerID = json.stringOf("manufacturerID") libraryDescription = json.stringOf("libraryDescription") libraryVersionMajor = json.IntOf("libraryVersion.major") libraryVersionMinor = json.IntOf("libraryVersion.minor") i = 0 count_i = json.SizeOfArray("slot") while i < count_i : json.put_I(i) id = json.IntOf("slot[i].id") slotDescription = json.stringOf("slot[i].slotDescription") manufacturerID = json.stringOf("slot[i].manufacturerID") tokenPresent = json.BoolOf("slot[i].tokenPresent") removableDevice = json.BoolOf("slot[i].removableDevice") hardwareSlot = json.BoolOf("slot[i].hardwareSlot") hardwareVersionMajor = json.IntOf("slot[i].hardwareVersion.major") hardwareVersionMinor = json.IntOf("slot[i].hardwareVersion.minor") firmwareVersionMajor = json.IntOf("slot[i].firmwareVersion.major") firmwareVersionMinor = json.IntOf("slot[i].firmwareVersion.minor") tokenLabel = json.stringOf("slot[i].token.label") tokenManufacturerID = json.stringOf("slot[i].token.manufacturerID") tokenModel = json.stringOf("slot[i].token.model") tokenSerialNumber = json.stringOf("slot[i].token.serialNumber") tokenMaxSessionCount = json.IntOf("slot[i].token.maxSessionCount") tokenSessionCount = json.IntOf("slot[i].token.sessionCount") tokenMaxRwSessionCount = json.IntOf("slot[i].token.maxRwSessionCount") tokenRwSessionCount = json.IntOf("slot[i].token.rwSessionCount") tokenMaxPinLen = json.IntOf("slot[i].token.maxPinLen") tokenMinPinLen = json.IntOf("slot[i].token.minPinLen") tokenTotalPublicMemory = json.IntOf("slot[i].token.totalPublicMemory") tokenFreePublicMemory = json.IntOf("slot[i].token.freePublicMemory") tokenTotalPrivateMemory = json.IntOf("slot[i].token.totalPrivateMemory") tokenFreePrivateMemory = json.IntOf("slot[i].token.freePrivateMemory") tokenHardwareVersionMajor = json.IntOf("slot[i].token.hardwareVersion.major") tokenHardwareVersionMinor = json.IntOf("slot[i].token.hardwareVersion.minor") tokenFirmwareVersionMajor = json.IntOf("slot[i].token.firmwareVersion.major") tokenFirmwareVersionMinor = json.IntOf("slot[i].token.firmwareVersion.minor") tokenUtcTime = json.stringOf("slot[i].token.utcTime") tokenRsaMinKeySize = json.IntOf("slot[i].token.rsa.minKeySize") tokenRsaMaxKeySize = json.IntOf("slot[i].token.rsa.maxKeySize") j = 0 count_j = json.SizeOfArray("slot[i].token.flags") while j < count_j : json.put_J(j) strVal = json.stringOf("slot[i].token.flags[j]") j = j + 1 j = 0 count_j = json.SizeOfArray("slot[i].token.mechanism") while j < count_j : json.put_J(j) strVal = json.stringOf("slot[i].token.mechanism[j]") j = j + 1 i = i + 1 |
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