mirror of
https://github.com/veracrypt/VeraCrypt.git
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EMV keyfile support: Overall code improvements and bug fixes
This commit is contained in:
Mounir IDRASSI
@@ -1,231 +0,0 @@
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//
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// Created by bshp on 1/14/23.
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//
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#ifndef NEWEMV_ICCDATAEXTRACTOR_H
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#define NEWEMV_ICCDATAEXTRACTOR_H
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#include <iostream>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sstream>
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#include <vector>
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#include <iomanip>
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#include <memory>
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#include "Platform/PlatformBase.h"
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#include "TLVParser.h"
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#ifdef __linux__
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#include <unistd.h>
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#endif
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#if defined (TC_WINDOWS) && !defined (TC_PROTOTYPE)
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# include "Exception.h"
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#else
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# include "Platform/Exception.h"
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#endif
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#ifdef TC_WINDOWS
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#include <winscard.h>
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#include <windows.h>
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#endif
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#ifdef TC_UNIX
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#undef BOOL
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#include <PCSC/winscard.h>
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using VeraCrypt::byte;
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#define BOOL int
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//#include <unistd.h> //Works without on windows
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#endif
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#ifdef _WIN32
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#include <windows.h>
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#endif
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#ifdef _WIN64
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#define ssize_t __int64
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#else
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#define ssize_t long
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#endif
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#define SELECT_TYPE_SIZE 12 /* Size of the SELECT_TYPE APDU */
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/* Winscard function pointers definitions for windows import */
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#ifdef TC_WINDOWS
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typedef LONG (WINAPI *SCardEstablishContextPtr)(DWORD dwScope,LPCVOID pvReserved1, LPCVOID pvReserved2, LPSCARDCONTEXT phContext);
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typedef LONG (WINAPI *SCardReleaseContextPtr)(SCARDCONTEXT hContext);
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typedef LONG (WINAPI *SCardConnectAPtr)(SCARDCONTEXT hContext,LPCSTR szReader,DWORD dwShareMode,DWORD dwPreferredProtocols,LPSCARDHANDLE phCard, LPDWORD pdwActiveProtocol);
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typedef LONG (WINAPI *SCardDisconnectPtr)(SCARDHANDLE hCard, DWORD dwDisposition);
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typedef LONG (WINAPI *SCardTransmitPtr)(SCARDHANDLE hCard,LPCSCARD_IO_REQUEST pioSendPci,const BYTE* pbSendBuffer, DWORD cbSendLength,LPSCARD_IO_REQUEST pioRecvPci,BYTE* pbRecvBuffer, LPDWORD pcbRecvLength);
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typedef LONG (WINAPI *SCardListReadersAPtr)(SCARDCONTEXT hContext,LPCSTR mszGroups,LPSTR mszReaders, LPDWORD pcchReaders);
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typedef LONG (WINAPI *SCardFreeMemoryPtr)(SCARDCONTEXT hContext,LPCVOID pvMem);
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#endif
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namespace VeraCrypt
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{
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class IccDataExtractor {
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private:
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/* Used for loading winscard on windows */
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#ifdef TC_WINDOWS
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/* Winscard Library Handle */
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HMODULE WinscardLibraryHandle;
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/* Winscard function pointers */
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SCardEstablishContextPtr WSCardEstablishContext;
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SCardReleaseContextPtr WSCardReleaseContext;
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SCardConnectAPtr WSCardConnectA;
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SCardDisconnectPtr WSCardDisconnect;
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SCardFreeMemoryPtr WSCardFreeMemory;
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SCardListReadersAPtr WSCardListReadersA;
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SCardTransmitPtr WSCardTransmit;
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/* Is the winscard library loaded */
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static bool Initialized;
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#endif
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/* SELECT_TYPES FOR DIFFERENT AIDs*/
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const static BYTE SELECT_MASTERCARD[SELECT_TYPE_SIZE];
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const static BYTE SELECT_VISA[SELECT_TYPE_SIZE];
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const static BYTE SELECT_AMEX[SELECT_TYPE_SIZE];
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const static BYTE * SELECT_TYPES[3];
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SCARDCONTEXT hContext; /* Handle that identifies the resource manager context.*/
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SCARDHANDLE hCard; /* A handle that identifies the connection to the smart card in the designated reader*/
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std::vector<char*> readers; /* Card reader list */
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unsigned long int nbReaders; /* Number of connected (available) readers */
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LPSTR mszReaders; /* Names of the reader groups defined to the system, as a multi-string. Use a NULL value to
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* list all readers in the system */
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DWORD dwActiveProtocol; /* A flag that indicates the established active protocol.
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* SCARD_PROTOCOL_T0: An asynchronous, character-oriented half-duplex transmission protocol.
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* SCARD_PROTOCOL_T1: An asynchronous, block-oriented half-duplex transmission protocol.*/
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/* Establishing the resource manager context (the scope) within which database operations are performed.
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* The module of the smart card subsystem that manages access to multiple readers and smart cards. The
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* resource manager identifies and tracks resources, allocates readers and resources across multiple
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* applications,and supports transaction primitives for accessing services available on a given card.*/
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int EstablishRSContext();
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/* Connecting to the card in the given reader*/
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int ConnectCard(unsigned long int reader_nb);
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/* Disconnect the card currently connected*/
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int DisconnectCard();
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/* Testing if the card contains the application of the given EMV type */
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bool TestingCardType(const int SELECT_TYPE_NUMBER);
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/* Getting the ICC Public Key Certificates and the Issuer Public Key Certificates by parsing the application
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* (!NEED TO TEST CARD TYPE TO SELECT APPLICATION FIRST!)*/
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void GetCerts(vector<byte> &CERTS);
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/* Getting CPCL data from the card and put it into a reference*/
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void GetCPCL(vector<byte> &v);
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/* Getting the PAN by parsing the application
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* (!NEED TO TEST CARD TYPE TO SELECT APPLICATION FIRST!)*/
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void GetPAN(vector<byte> &v);
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/* Helper function to make a string from plain arrays and various standard containers of bytes */
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template<typename TInputIter>
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void make_hex_string(TInputIter first, TInputIter last, std::string& panString, bool use_uppercase = true, bool insert_spaces = false);
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public:
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IccDataExtractor();
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~IccDataExtractor();
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/* Used to initialize the winscard library on windows to make sure the dll is in System32 */
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#ifdef TC_WINDOWS
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void IccDataExtractor::InitLibrary();
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#endif
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/* Detecting available readers and filling the reader table. Returns
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* the number of available readers */
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unsigned long GetReaders();
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/* Getting an ICC Public Key Certificates, an Issuer Public Key Certificates and the CPCL data
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* from the card designated by the reader number. Appending them into a byte vector */
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void GettingAllCerts(int readerNumber, vector<byte> &v);
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/* Getting the PAN from the card designated by the reader number */
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void GettingPAN(int readerNumber, string& panString);
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};
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struct PCSCException: public Exception
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{
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PCSCException(LONG errorCode = (LONG) -1): ErrorCode(errorCode), SubjectErrorCodeValid(false), SubjectErrorCode((uint64)-1){}
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PCSCException(LONG errorCode, uint64 subjectErrorCode): ErrorCode(errorCode), SubjectErrorCodeValid(true), SubjectErrorCode(subjectErrorCode){}
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#ifdef TC_HEADER_Platform_Exception
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virtual ~PCSCException() throw () { }
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TC_SERIALIZABLE_EXCEPTION(PCSCException);
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#else
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void Show(HWND parent) const;
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#endif
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operator string () const;
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LONG GetErrorCode() const { return ErrorCode; }
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protected:
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LONG ErrorCode;
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bool SubjectErrorCodeValid;
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uint64 SubjectErrorCode;
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};
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#ifdef TC_HEADER_Platform_Exception
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#define TC_EXCEPTION(NAME) TC_EXCEPTION_DECL(NAME,Exception)
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#undef TC_EXCEPTION_SET
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#define TC_EXCEPTION_SET \
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TC_EXCEPTION_NODECL (PCSCException); \
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TC_EXCEPTION (WinscardLibraryNotInitialized); \
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TC_EXCEPTION (InvalidEMVPath); \
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TC_EXCEPTION (EMVKeyfileDataNotFound); \
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TC_EXCEPTION (EMVPANNotFound); \
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TC_EXCEPTION (EMVUnknownCardType);
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TC_EXCEPTION_SET;
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#undef TC_EXCEPTION
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#else // !TC_HEADER_Platform_Exception
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struct WinscardLibraryNotInitialized: public Exception
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{
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void Show(HWND parent) const { Error("WINSCARD_MODULE_INIT_FAILED", parent); }
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};
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struct InvalidEMVPath: public Exception
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{
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void Show(HWND parent) const { Error("INVALID_EMV_PATH", parent); }
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};
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struct EMVKeyfileDataNotFound: public Exception
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{
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void Show(HWND parent) const { Error("EMV_KEYFILE_DATA_NOT_FOUND", parent); }
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};
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struct EMVPANNotFound: public Exception
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{
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void Show(HWND parent) const { Error("EMV_PAN_NOT_FOUND", parent); }
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};
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struct EMVUnknownCardType: public Exception
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{
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void Show(HWND parent) const { Error("EMV_UNKNOWN_CARD_TYPE", parent); }
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};
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#endif // !TC_HEADER_Platform_Exception
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}
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#endif //NEWEMV_ICCDATAEXTRACTOR_H
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