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(Chilkat2-Python) PKCS11 Get Token InfoSee more PKCS11 ExamplesExample showing how to discover the readers (slots) and smart cards and tokens available through a vendor's PKCS11 Cryptoki module, and get token information for each.
import sys import chilkat2 # 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 = chilkat2.Pkcs11() # Specify the vendor's Cryptoki module DLL / shared lib. # The following PKCS11 driver DLL is for the WatchData ProxKey USB token. # You would use your smartcard/token vendor's PKCS11 driver DLL. pkcs11.SharedLibPath = "SignatureP11.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 (or smart cards) are present. onlyTokensPresent = True json = chilkat2.JsonObject() success = pkcs11.Discover(onlyTokensPresent,json) if (success == False): print(pkcs11.LastErrorText) sys.exit() json.EmitCompact = False print(json.Emit()) # Sample JSON output. # Code for parsing this JSON is shown below.. # { # "cryptokiVersion": { # "major": 2, # "minor": 10 # }, # "manufacturerID": "WatchData", # "libraryDescription": "PKCS#11 cryptoki module", # "libraryVersion": { # "major": 3, # "minor": 10 # }, # "slot": [ # { # "id": 16385, # "slotDescription": "Watchdata IC CARD Reader/Writer", # "manufacturerID": "Watchdata", # "tokenPresent": true, # "removableDevice": true, # "hardwareSlot": true, # "hardwareVersion": { # "major": 1, # "minor": 0 # }, # "firmwareVersion": { # "major": 1, # "minor": 0 # }, # "token": { # "label": "WD PROXKey", # "manufacturerID": "Watchdata Corp.", # "model": "TimeCos/PK", # "serialNumber": "WD05376504", # "flags": [ # "CKF_RNG", # "CKF_LOGIN_REQUIRED", # "CKF_USER_PIN_INITIALIZED", # "CKF_DUAL_CRYPTO_OPERATIONS", # "CKF_TOKEN_INITIALIZED" # ], # "maxSessionCount": 0, # "sessionCount": 0, # "maxRwSessionCount": 0, # "rwSessionCount": 0, # "maxPinLen": 32, # "minPinLen": 6, # "totalPublicMemory": 61440, # "freePublicMemory": 70144, # "totalPrivateMemory": 61440, # "freePrivateMemory": 70144, # "hardwareVersion": { # "major": 2, # "minor": 1 # }, # "firmwareVersion": { # "major": 0, # "minor": 0 # }, # "utcTime": "2024011509254600", # "mechanism": [ # "CKM_RSA_PKCS_KEY_PAIR_GEN", # "CKM_EC_KEY_PAIR_GEN", # "CKM_DES_KEY_GEN", # "80000001", # "8000000B", # "CKM_AES_KEY_GEN", # "CKM_DES2_KEY_GEN", # "CKM_DES3_KEY_GEN", # "CKM_RSA_PKCS", # "CKM_RSA_X_509", # "CKM_ECDSA", # "CKM_ECDSA_SHA1", # "CKM_MD2_RSA_PKCS", # "CKM_MD5_RSA_PKCS", # "CKM_SHA1_RSA_PKCS", # "CKM_SHA256_RSA_PKCS", # "CKM_DES_ECB", # "CKM_DES_CBC", # "CKM_DES_CBC_PAD", # "80000002", # "CKM_CPK_ECDSA", # "CKM_CPK_ECDSA_SHA1", # "8000000C", # "8000000D", # "8000000E", # "CKM_AES_ECB", # "CKM_AES_CBC", # "CKM_AES_CBC_PAD", # "CKM_DES3_ECB", # "CKM_DES3_CBC", # "CKM_DES3_CBC_PAD", # "CKM_SHA_1", # "CKM_SHA_1_HMAC", # "CKM_SHA_1_HMAC_GENERAL", # "CKM_SHA256", # "CKM_SHA256_HMAC", # "CKM_SHA256_HMAC_GENERAL", # "CKM_MD2", # "CKM_MD2_HMAC", # "CKM_MD2_HMAC_GENERAL", # "CKM_MD5", # "CKM_MD5_HMAC", # "CKM_MD5_HMAC_GENERAL", # "CKM_SSL3_PRE_MASTER_KEY_GEN", # "CKM_SSL3_MASTER_KEY_DERIVE", # "CKM_SSL3_KEY_AND_MAC_DERIVE", # "CKM_SSL3_MD5_MAC", # "CKM_SSL3_SHA1_MAC" # ], # "rsa": { # "minKeySize": 1024, # "maxKeySize": 4096 # } # } # } # ] # } # 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.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") # The following token flag strings are possible: # CKF_RNG: has random # generator # CKF_WRITE_PROTECTED: token is write-protected # CKF_LOGIN_REQUIRED:user must login # CKF_USER_PIN_INITIALIZED:normal user's PIN is set # CKF_RESTORE_KEY_NOT_NEEDED: Every time the state of cryptographic operations of a session is # successfully saved, all keys needed to continue those operations are stored in the state # CKF_CLOCK_ON_TOKEN: The token has some sort of clock. The time on the clock is returned in the slot[i].token.utcTime # CKF_PROTECTED_AUTHENTICATION_PATH: There is some way for the user to login without sending a PIN through the Cryptoki library itself # CKF_DUAL_CRYPTO_OPERATIONS: A single session with the token can perform dual simultaneous cryptographic operations # (digest and encrypt; decrypt and digest; sign and encrypt; and decrypt and sign) # CKF_TOKEN_INITIALIZED: The token has been initialized. # CKF_SECONDARY_AUTHENTICATION: The token supports secondary authentication for private key objects. # CKF_USER_PIN_COUNT_LOW: An incorrect user login PIN has been entered at least once since the last successful authentication. # CKF_USER_PIN_FINAL_TRY: Supplying an incorrect user PIN will it to become locked. # CKF_USER_PIN_LOCKED: The user PIN has been locked. User login to the token is not possible. # CKF_USER_PIN_TO_BE_CHANGED: The user PIN value is the default value set by token initialization or manufacturing, # or the PIN has been expired by the card. # CKF_SO_PIN_COUNT_LOW: An incorrect SO login PIN has been entered at least once since the last successful authentication. # CKF_SO_PIN_FINAL_TRY: Supplying an incorrect SO PIN will it to become locked. # CKF_SO_PIN_LOCKED: The SO PIN has been locked. SO login to the token is not possible. # CKF_SO_PIN_TO_BE_CHANGED: The SO PIN value is the default value set by token initialization or manufacturing, # or the PIN has been expired by the card. # To see if particular flags are present: # aFlags is a CkJsonArray aFlags = json.ArrayOf("slot[i].token.flags") if (aFlags.FindString("CKF_USER_PIN_LOCKED",True) >= 0): print("The token is locked.") if (aFlags.FindString("CKF_RNG",True) >= 0): print("The token has a random number generator.") # ... # To iterate over all flags.. j = 0 count_j = json.SizeOfArray("slot[i].token.flags") while j < count_j : json.J = j tokenFlag = 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.J = j strVal = json.StringOf("slot[i].token.mechanism[j]") j = j + 1 i = i + 1 |
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