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Application.cpp
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Application.cpp
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/*
* PKCS#11 library for .Net smart cards
* Copyright (C) 2007-2009 Gemalto <[email protected]>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifndef WIN32
#include <stdlib.h>
#endif
#include <memory>
#include <string>
#include <boost/foreach.hpp>
#include <boost/filesystem.hpp>
#include "Application.hpp"
#include "Configuration.hpp"
#include "PKCS11Exception.hpp"
#include "Log.hpp"
#ifdef WIN32
#include <shlobj.h> // For SHGetFolderPath
#else
#endif
// Determine Processor Endianess
#include <limits.h>
#if (UINT_MAX == 0xffffffffUL)
typedef unsigned int _u4;
#else
# if (ULONG_MAX == 0xffffffffUL)
typedef unsigned long _u4;
# else
# if (USHRT_MAX == 0xffffffffUL)
typedef unsigned short _u4;
# endif
# endif
#endif
_u4 endian = 1;
bool IS_LITTLE_ENDIAN = (*((unsigned char *)(&endian))) ? true : false;
bool IS_BIG_ENDIAN = (*((unsigned char *)(&endian))) ? false : true;
#ifdef MACOSX_LEOPARD
#define SCardIsValidContext(x) SCARD_S_SUCCESS
#endif
extern boost::condition_variable g_WaitForSlotEventCondition;
extern bool g_bDllUnloading;
/*
*/
Application::Application( ) {
Log::start( );
std::string stConfigurationDirectoryPath;
#ifdef WIN32
// For each user (roaming) data, use the CSIDL_APPDATA value.
// This defaults to the following path: "\Documents and Settings\All Users\Application Data"
TCHAR szPath[MAX_PATH];
SHGetFolderPath( NULL, CSIDL_COMMON_APPDATA | CSIDL_FLAG_CREATE, NULL, 0, szPath );
stConfigurationDirectoryPath = std::string( szPath ) + std::string( "/Gemalto/DotNet PKCS11/" );
#else
char *home = getenv("HOME");
if (home)
stConfigurationDirectoryPath = std::string( home ) + std::string( "/.config/Gemalto/DotNet PKCS11/" );
else
stConfigurationDirectoryPath = std::string( "/tmp/Gemalto/DotNet PKCS11/" );
#endif
std::string stConfigurationFilePath = stConfigurationDirectoryPath + std::string( "Gemalto.NET.PKCS11.ini" );
Log::log( "Application::Application - stConfigurationFilePath <%s>", stConfigurationFilePath.c_str( ) );
boost::filesystem::path configurationDirectoryPath( stConfigurationFilePath );
if( ! boost::filesystem::exists( configurationDirectoryPath ) ) {
Log::s_bEnableLog = false;
Device::s_bEnableCache = true;
} else {
// Initialize the configuration
Configuration c;
try {
c.load( stConfigurationFilePath );
const std::string stCacheSectionName( "Cache" );
const std::string stCacheParameterEnable( "Enable" );
const std::string stLogSectionName( "Log" );
const std::string stLogParameterEnable( "Enable" );
const std::string stLogParameterPath( "Path" );
// Read the flag in the configuration to enable/disable the log
std::string stResult = "";
c.getValue( stLogSectionName, stLogParameterEnable, stResult );
if( 0 == stResult.compare( "1" ) ) {
Log::s_bEnableLog = true;
// Read the flag in the configuration for the log filepath
stResult = "";
c.getValue( stLogSectionName, stLogParameterPath, stResult );
if( stResult.size( ) > 0 ) {
Log::setLogPath( stResult );
} else {
#ifdef WIN32
Log::setLogPath( stConfigurationDirectoryPath );
#endif
}
}
// Read the flag in the configuration to enable/disable the cache on disk
stResult = "";
c.getValue( stCacheSectionName, stCacheParameterEnable, stResult );
if( 0 == stResult.compare( "1" ) ) {
Device::s_bEnableCache = true;
} else {
Device::s_bEnableCache = false;
}
} catch( ... ) {
// Unable to find the configuration file
// Use default settings instead
Log::error( "Application::Application", "No configuration file found. Use default settings" );
}
}
if( Log::s_bEnableLog ) {
Log::log( "" );
Log::log( "" );
Log::log( "###### ###### ###### ###### ###### ###### ###### ###### ######" );
Log::log( "###### ###### ###### ###### ###### ###### ###### ###### ######" );
#ifdef _WIN32
DWORD dwSessionID = -1;
DWORD dwProcessID = GetCurrentProcessId();
char szProcessPath[512] = {0};
char szDateTimeUTC[260];
SYSTEMTIME stNow;
GetModuleFileName(NULL, szProcessPath, sizeof(szProcessPath));
ProcessIdToSessionId(dwProcessID, &dwSessionID);
GetSystemTime(&stNow);
sprintf(szDateTimeUTC,"%04d-%02d-%02d %02d:%02d:%02d.%d(UTC)",
stNow.wYear,stNow.wMonth,stNow.wDay,stNow.wHour,stNow.wMinute,stNow.wSecond,stNow.wMilliseconds);
Log::log( " [%s]", szDateTimeUTC);
Log::log( " PKCS11 STARTS - Session ID = %d - Process ID = %d" , dwSessionID, dwProcessID);
Log::log( " LOADED BY \"%s\"", szProcessPath);
#else
Log::log( " PKCS11 STARTS" );
#endif
Log::log( "###### ###### ###### ###### ###### ###### ###### ###### ######" );
Log::log( "###### ###### ###### ###### ###### ###### ###### ###### ######" );
Log::log( "" );
}
DeviceMonitor::m_hContext = 0;
DeviceMonitor::m_bStopPolling = false;
DeviceMonitor::m_bAlive = false;
m_DeviceMonitor.reset( new DeviceMonitor( ) );
// Initialise the PCSC devices listener
m_DeviceMonitor->addListener( this );
Log::stop( "Application::Application" );
}
/*
*/
Application::~Application( ) {
if( Log::s_bEnableLog ) {
if (g_bDllUnloading)
{
Log::log( "========================" );
#ifdef _WIN32
char szDateTimeUTC[260];
SYSTEMTIME stNow;
GetSystemTime(&stNow);
sprintf(szDateTimeUTC,"%04d-%02d-%02d %02d:%02d:%02d.%d(UTC)",
stNow.wYear,stNow.wMonth,stNow.wDay,stNow.wHour,stNow.wMinute,stNow.wSecond,stNow.wMilliseconds);
Log::log( " [%s]", szDateTimeUTC);
#endif
Log::log( "PKCS11 Library Unloading" );
Log::log( "========================" );
Log::log( "" );
}
}
if( m_DeviceMonitor.get( ) ) {
// Remove the application from the PCSC devices listener list
m_DeviceMonitor->removeListener( this );
}
finalize( );
if( Log::s_bEnableLog ) {
Log::log( "" );
Log::log( "" );
Log::log( "###### ###### ###### ###### ###### ###### ###### ###### ######" );
Log::log( "###### ###### ###### ###### ###### ###### ###### ###### ######" );
#ifdef _WIN32
char szDateTimeUTC[260];
SYSTEMTIME stNow;
GetSystemTime(&stNow);
sprintf(szDateTimeUTC,"%04d-%02d-%02d %02d:%02d:%02d.%d(UTC)",
stNow.wYear,stNow.wMonth,stNow.wDay,stNow.wHour,stNow.wMinute,stNow.wSecond,stNow.wMilliseconds);
Log::log( " [%s]", szDateTimeUTC);
#endif
Log::log( " PKCS11 STOPS" );
Log::log( "###### ###### ###### ###### ###### ###### ###### ###### ######" );
Log::log( "###### ###### ###### ###### ###### ###### ###### ###### ######" );
Log::log( "" );
}
}
/*
*/
void Application::notifyReaderInserted( const std::string& a_stReaderName ) {
BOOST_FOREACH( boost::shared_ptr< Device >& d, m_DeviceMonitor->getDeviceList( ) ) {
// Search the device associated to this new reader
if( d.get( ) && ( 0 == d->getReaderName( ).compare( a_stReaderName ) ) ) {
// Create the PKCS11 slot associated to this new reader
addSlot( d );
return;
}
}
}
/*
*/
void Application::notifyReaderRemoved( const std::string& a_stReaderName ) {
unsigned char ucSlotId = 0;
BOOST_FOREACH( boost::shared_ptr< Slot >& s, m_Slots ) {
// If the slot exists and the the names are the same
if( s.get( ) && !s->getReaderName( ).compare( a_stReaderName ) ) {
s->tokenDelete( );
s->setEvent( true, ucSlotId );
return;
}
++ucSlotId;
}
}
/*
*/
void Application::notifySmartCardRemoved( const std::string& a_stReaderName ) {
unsigned char ucSlotId = 0;
BOOST_FOREACH( boost::shared_ptr< Slot >& s, m_Slots ) {
// If the slot exists and the the names are the same
if( s.get( ) && !s->getReaderName( ).compare( a_stReaderName ) ) {
s->tokenDelete( );
s->setEvent( true, ucSlotId );
return;
}
++ucSlotId;
}
}
/*
*/
void Application::notifySmartCardInserted( const std::string& a_stReaderName ) {
unsigned char ucSlotId = 0;
BOOST_FOREACH( boost::shared_ptr< Slot >& s, m_Slots ) {
// If the slot exists and the names are the same
if( s.get( ) && !s->getReaderName( ).compare( a_stReaderName ) ) {
// LCA: Not create token on event but register insertion in slot
// s->tokenCreate( );
s->tokenInserted();
s->setEvent( true, ucSlotId );
return;
}
++ucSlotId;
}
}
/*
*/
void Application::notifySmartCardChanged( const std::string& a_stReaderName ) {
unsigned char ucSlotId = 0;
BOOST_FOREACH( boost::shared_ptr< Slot >& s, m_Slots ) {
// If the slot exists and the the names are the same
if( s.get( ) && !s->getReaderName( ).compare( a_stReaderName ) ) {
s->tokenUpdate( );
s->setEvent( true, ucSlotId );
return;
}
++ucSlotId;
}
}
///*
//*/
//void Application::getSlotList( const CK_BBOOL& a_bTokenPresent, CK_SLOT_ID_PTR a_pSlotList, CK_ULONG_PTR a_pulCount ) {
//
// *a_pulCount = 1;
//
// if( a_pSlotList ) {
//
// a_pSlotList[ 0 ] = 1;
// }
//
///*
// CK_ULONG ulCountSlot = 0;
//
// CK_ULONG ulCountSlotWithToken = 0;
//
// CK_SLOT_ID iIndex = 0;
//
// CK_RV rv = CKR_OK;
//
// // Build the slot list
// size_t l = m_Slots.size( );
//
// for( size_t i = 0; i < l ; ++i ) {
//
// if( m_Slots[ i ].get( ) ) {
//
// if( !a_bTokenPresent ) {
//
// // Found a valid slot
// ++ulCountSlot;
//
// if( a_pSlotList ) {
//
// if ( ulCountSlot > *a_pulCount ) {
//
// rv = CKR_BUFFER_TOO_SMALL;
//
// } else {
//
// a_pSlotList[ iIndex ] = i;
//
// ++iIndex;
// }
// }
//
// } else if( m_Slots[ i ]->getToken( ).get( ) ) { //isCardPresent( ) ) {
//
// // Found a slot within a token
// ++ulCountSlotWithToken;
//
// if( a_pSlotList ) {
//
// if ( ulCountSlotWithToken > *a_pulCount ) {
//
// rv = CKR_BUFFER_TOO_SMALL;
// }
//
// a_pSlotList[ iIndex ] = i;
//
// ++iIndex;
// }
// }
// }
// }
//
// // Return the slot count
// if( a_bTokenPresent ) {
//
// *a_pulCount = ulCountSlotWithToken;
//
// } else {
//
// *a_pulCount = ulCountSlot;
// }
//
// if ( CKR_OK != rv ) {
//
// throw PKCS11Exception( CKR_BUFFER_TOO_SMALL );
// }
//*/
//}
/*
*/
void Application::getSlotList( const CK_BBOOL& a_bTokenPresent, CK_SLOT_ID_PTR a_pSlotList, CK_ULONG_PTR a_pulCount ) {
CK_ULONG ulCountSlot = 0;
CK_ULONG ulCountSlotWithToken = 0;
CK_SLOT_ID iIndex = 0;
CK_RV rv = CKR_OK;
// Build the slot list
size_t l = m_Slots.size( );
for( size_t i = 0; i < l ; ++i ) {
Slot* s = m_Slots[ i ].get( );
if( s ) {
if( !a_bTokenPresent ) {
// Found a valid slot
++ulCountSlot;
if( a_pSlotList ) {
if ( ulCountSlot > *a_pulCount ) {
rv = CKR_BUFFER_TOO_SMALL;
} else {
a_pSlotList[ iIndex ] = i;
++iIndex;
}
}
// } else if( m_Slots[ i ]->getToken( ).get( ) ) { //isCardPresent( ) ) {
} else if( /*s->isTokenInserted( ) ||*/ s->isCardPresent( ) ) {
// Found a slot within a token
++ulCountSlotWithToken;
if( a_pSlotList ) {
if ( ulCountSlotWithToken > *a_pulCount ) {
rv = CKR_BUFFER_TOO_SMALL;
}
a_pSlotList[ iIndex ] = i;
++iIndex;
}
}
}
}
// Return the slot count
if( a_bTokenPresent ) {
*a_pulCount = ulCountSlotWithToken;
} else {
*a_pulCount = ulCountSlot;
}
if ( CKR_OK != rv ) {
throw PKCS11Exception( CKR_BUFFER_TOO_SMALL );
}
}
/*
*/
const boost::shared_ptr< Slot >& Application::getSlot( const CK_SLOT_ID& a_slotId ) {
if( a_slotId >= m_Slots.size( ) ) {
throw PKCS11Exception( CKR_SLOT_ID_INVALID );
}
boost::shared_ptr< Slot >& s = m_Slots.at( a_slotId );
if( !s.get( ) ) {
throw PKCS11Exception( CKR_SLOT_ID_INVALID );
}
return s;
}
/* Initialize the slot list from the device list
*/
void Application::getDevices( void ) {
BOOST_FOREACH( boost::shared_ptr< Device >& d, m_DeviceMonitor->getDeviceList( ) ) {
if( d.get( ) ) {
unsigned char ucDeviceId = d->getDeviceID( );
m_Slots[ ucDeviceId ].reset( new Slot( d ) );
}
}
}
/*
*/
void Application::addSlot( const boost::shared_ptr< Device >& a_pDevice ) {
if( !a_pDevice ) {
return;
}
Log::begin( "Application::addSlot" );
unsigned char ucDeviceId = a_pDevice->getDeviceID( );
m_Slots[ ucDeviceId ].reset( new Slot( a_pDevice ) );
m_Slots[ ucDeviceId ]->setEvent( true, ucDeviceId );
Log::end( "Application::addSlot" );
}
/*
*/
const boost::shared_ptr< Slot >& Application::getSlotFromSession( const CK_SESSION_HANDLE& a_hSession ) {
BOOST_FOREACH( boost::shared_ptr< Slot >& s, m_Slots ) {
if( s.get( ) && s->isSessionOwner( a_hSession ) ) {
return s;
}
}
throw PKCS11Exception( CKR_SESSION_HANDLE_INVALID );
}
/*
*/
void Application::initialize( ) {
// Start the PCSC devices listener
if( m_DeviceMonitor.get( ) ) {
m_DeviceMonitor->start( );
}
// Get the known PCSC devices
getDevices( );
}
//extern boost::mutex g_WaitForSlotEventMutex;
/*
*/
void Application::finalize( void ) {
g_WaitForSlotEventCondition.notify_all( );
bool bPcscValid = (DeviceMonitor::m_hContext && (SCARD_S_SUCCESS == SCardIsValidContext(DeviceMonitor::m_hContext)));
Log::log("Application::finalize : Stopping thread");
// Call the finalize method for all managed device
BOOST_FOREACH( boost::shared_ptr< Slot >& s, m_Slots ) {
if( s.get( ) ) {
s->finalize( bPcscValid );
}
}
// Stop the PCSC devices listenening thread
if( m_DeviceMonitor.get( ) ) {
//g_WaitForSlotEventMutex.unlock( );
//DeviceMonitor::m_bAlive = false;
m_DeviceMonitor->stop( );
if (DeviceMonitor::m_hContext && (SCARD_S_SUCCESS == SCardIsValidContext(DeviceMonitor::m_hContext)))
SCardReleaseContext( DeviceMonitor::m_hContext );
}
}