trunk/OpenPGPminidriverTest/PINOperations.cpp

/*      OpenPGP Smart Card Mini Driver
    Copyright (C) 2009 Vincent Le Toux

    This library is Free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License version 2.1 as published by the Free Software Foundation.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#include <windows.h>
#include <tchar.h>
#include <cardmod.h>
#include "global.h"

DWORD Authenticate(PWSTR wszPin, PWSTR wszUserId, PDWORD pcAttemptsRemaining)
{
        LPSTR szPin = NULL;
    DWORD cbPin = 0;
        DWORD dwReturn;
    __try
    {
        if (!pCardData)
                {
                        dwReturn = SCARD_E_COMM_DATA_LOST;
                        __leave;
                }
                //
        // Convert the PIN to ANSI
        //
        if (0 == (cbPin = WideCharToMultiByte(CP_ACP,0,wszPin,-1,NULL,0,NULL,NULL)))
        {
            dwReturn = GetLastError();
            __leave;
        }

        szPin = (LPSTR) LocalAlloc(0,cbPin);
                if (szPin == NULL)
                {
                        dwReturn = GetLastError();
            __leave;
                }

        if (0 == (cbPin = WideCharToMultiByte(CP_ACP,0,wszPin,-1,szPin,cbPin,NULL,NULL)))
        {
            dwReturn = GetLastError();
            __leave;
        }

        //
        // Call the card module
        //

        dwReturn = pCardData->pfnCardAuthenticatePin(
            pCardData,
            wszUserId,
            (PBYTE) szPin,
            cbPin - 1,
            pcAttemptsRemaining);
    }
    __finally
    {
        if (NULL != szPin)
            LocalFree(szPin);
    }

    return dwReturn;
}
1	/* OpenPGP Smart Card Mini Driver
2	Copyright (C) 2009 Vincent Le Toux
3
4	This library is Free software; you can redistribute it and/or
5	modify it under the terms of the GNU Lesser General Public
6	License version 2.1 as published by the Free Software Foundation.
7
8	This library is distributed in the hope that it will be useful,
9	but WITHOUT ANY WARRANTY; without even the implied warranty of
10	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11	Lesser General Public License for more details.
12
13	You should have received a copy of the GNU Lesser General Public
14	License along with this library; if not, write to the Free Software
15	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
16	*/
17
18	#include <windows.h>
19	#include <tchar.h>
20	#include <cardmod.h>
21	#include "global.h"
22
23	DWORD Authenticate(PWSTR wszPin, PWSTR wszUserId, PDWORD pcAttemptsRemaining)
24	{
25	LPSTR szPin = NULL;
26	DWORD cbPin = 0;
27	DWORD dwReturn;
28	__try
29	{
30	if (!pCardData)
31	{
32	dwReturn = SCARD_E_COMM_DATA_LOST;
33	__leave;
34	}
35	//
36	// Convert the PIN to ANSI
37	//
38	if (0 == (cbPin = WideCharToMultiByte(CP_ACP,0,wszPin,-1,NULL,0,NULL,NULL)))
39	{
40	dwReturn = GetLastError();
41	__leave;
42	}
43
44	szPin = (LPSTR) LocalAlloc(0,cbPin);
45	if (szPin == NULL)
46	{
47	dwReturn = GetLastError();
48	__leave;
49	}
50
51	if (0 == (cbPin = WideCharToMultiByte(CP_ACP,0,wszPin,-1,szPin,cbPin,NULL,NULL)))
52	{
53	dwReturn = GetLastError();
54	__leave;
55	}
56
57	//
58	// Call the card module
59	//
60
61	dwReturn = pCardData->pfnCardAuthenticatePin(
62	pCardData,
63	wszUserId,
64	(PBYTE) szPin,
65	cbPin - 1,
66	pcAttemptsRemaining);
67	}
68	__finally
69	{
70	if (NULL != szPin)
71	LocalFree(szPin);
72	}
73
74	return dwReturn;
75	}