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(Unicode C) ScMinidriver - Change Smart Card PIN (or USB token PIN)See more ScMinidriver ExamplesDemonstrates how to change the PIN for a smart card or USB token.
#include <C_CkScMinidriverW.h> void ChilkatSample(void) { HCkScMinidriverW scmd; const wchar_t *readerName; BOOL success; const wchar_t *currentPin; const wchar_t *newPin; int retval; // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. scmd = CkScMinidriverW_Create(); // Reader names (smart card readers or USB tokens) can be discovered // via List Readers or Find Smart Cards readerName = L"Alcor Micro USB Smart Card Reader 0"; success = CkScMinidriverW_AcquireContext(scmd,readerName); if (success == FALSE) { wprintf(L"%s\n",CkScMinidriverW_lastErrorText(scmd)); CkScMinidriverW_Dispose(scmd); return; } // If successful, the name of the currently inserted smart card is available: wprintf(L"Card name: %s\n",CkScMinidriverW_cardName(scmd)); // Change the "user" PIN. (Typically, you'll always be using the "user" PIN.) currentPin = L"0000"; newPin = L"1234"; retval = CkScMinidriverW_PinChange(scmd,L"user",currentPin,newPin); if (retval == -1) { wprintf(L"The PIN is already blocked.\n"); CkScMinidriverW_Dispose(scmd); return; } if (retval == -2) { wprintf(L"The PinChange function failed for some unanticipated reason\n"); wprintf(L"%s\n",CkScMinidriverW_lastErrorText(scmd)); CkScMinidriverW_Dispose(scmd); return; } if (retval == 0) { wprintf(L"PIN successfully changed.\n"); } else { wprintf(L"Current PIN is incorrect.\n"); wprintf(L"Number of attempts remaining = %d\n",retval); } CkScMinidriverW_DeleteContext(scmd); CkScMinidriverW_Dispose(scmd); } |
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