secureswitools/swisistools/source/sisxlibrary/siscapabilities.cpp
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     1 /*
       
     2 * Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of the License "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description: 
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 /**
       
    20  @file
       
    21 */
       
    22 
       
    23 #ifdef _MSC_VER
       
    24 #pragma warning (disable: 4786)
       
    25 #endif // _MSC_VER
       
    26 
       
    27 
       
    28 #include "siscapabilities.h"
       
    29 #include "utility_interface.h"
       
    30 #include <stdlib.h>
       
    31 #include <stdio.h>
       
    32 #include <sys/stat.h>
       
    33 
       
    34 typedef int TInt;
       
    35 typedef bool TBool;
       
    36 
       
    37 enum TCapability
       
    38 	{
       
    39 	ECapability_HardLimit			= 255
       
    40 	};
       
    41 
       
    42 const TInt KCapabilitySetMaxSize	= (((TInt)ECapability_HardLimit + 7)>>3);
       
    43 
       
    44 LPWSTR TempFileName();
       
    45 
       
    46 #include <seclib.h>
       
    47 
       
    48 CSISCapabilities::CSISCapabilities(const CSISCapabilities& aInitialiser)
       
    49 	: CStructure<CSISFieldRoot::ESISCapabilities> (aInitialiser),
       
    50 	iCapabilities(aInitialiser.iCapabilities),
       
    51 	iCapabilitySetSize(0)
       
    52 	{
       
    53 	
       
    54 	InsertMembers();
       
    55 	
       
    56 	}
       
    57 
       
    58 std::string CSISCapabilities::Name() const
       
    59 	{
       
    60 	
       
    61 	return "Capabilties";
       
    62 
       
    63 	}
       
    64 
       
    65 void CSISCapabilities::ExtractCapabilities(const std::wstring& aFileName)
       
    66 	{
       
    67 	SBinarySecurityInfo info;
       
    68 
       
    69 	// This call has some rather innapropriate side effects when called
       
    70 	// on a file that isn't an executable.
       
    71 	// Here we redirect stderr, so that we don't see them.
       
    72 
       
    73 	int oldStderr = 0;
       
    74 	FILE* nulStderr;
       
    75 
       
    76 	_dup2(oldStderr, 2);
       
    77 
       
    78 	CSISException::ThrowIf(oldStderr == -1, CSISException::EFileProblem, "Failed in redirection operation");
       
    79 
       
    80 	#ifdef __TOOLS2_LINUX__
       
    81 	nulStderr = fopen("NULL", "w");
       
    82 	#else
       
    83 	nulStderr = fopen("NUL:", "w");
       
    84 	#endif
       
    85 
       
    86 	CSISException::ThrowIf(nulStderr == NULL, CSISException::EFileProblem, "Failed in redirection operation");
       
    87 
       
    88 	CSISException::ThrowIf(_dup2(_fileno(nulStderr), 2) == -1, CSISException::EFileProblem, "Failed in redirection operation");
       
    89  	TInt err = 1;
       
    90 	char buffer[PATHMAX] = {0};
       
    91 	ConvertWideCharToMultiByte(aFileName.c_str(),-1,buffer,sizeof(buffer));
       
    92 	err = GetSecurityInfo(buffer, info);
       
    93 	fflush(stdout);
       
    94 	_dup2(oldStderr, 2);
       
    95 
       
    96 	fclose(nulStderr);
       
    97 
       
    98 	if (!err)
       
    99 		{
       
   100 
       
   101 		iCapabilitySetSize = 0;
       
   102 
       
   103 		for (TInt i = KCapabilitySetMaxSize - 1; i > 0; i--)
       
   104 			{
       
   105 		
       
   106 			if (!iCapabilitySetSize && info.iCapabilities[i])
       
   107 				{
       
   108 				iCapabilitySetSize = i + 1;
       
   109 				} 
       
   110 		
       
   111 			iCapabilities |= info.iCapabilities[i];
       
   112 			iCapabilities = iCapabilities << 8;
       
   113 			
       
   114 			}
       
   115 		
       
   116 		iCapabilities |= info.iCapabilities[0];
       
   117 		
       
   118 		if (iCapabilities && !iCapabilitySetSize)
       
   119 			{
       
   120 			iCapabilitySetSize = 1;
       
   121 			}
       
   122 		
       
   123 		} 
       
   124 	}
       
   125 
       
   126 bool CSISCapabilities::WasteOfSpace() const
       
   127 	{
       
   128 	
       
   129 	return (0 == iCapabilities);
       
   130 	
       
   131 	}
       
   132 
       
   133 void CSISCapabilities::Verify(const TUint32 aLanguages) const
       
   134 	{
       
   135 	
       
   136 	CStructure <CSISFieldRoot::ESISCapabilities>::Verify (aLanguages);
       
   137 
       
   138 	CSISException::ThrowIf(iCapabilitySetSize > sizeof(iCapabilities),
       
   139 		CSISException::EVerification, 
       
   140 		"Capability set size if greater than this version of makesis is capable of storing");
       
   141 	
       
   142 	}
       
   143 
       
   144 void CSISCapabilities::AddPackageEntry(std::wostream& aStream, bool aVerbose) const
       
   145 	{
       
   146 	if(WasteOfSpace() || !aVerbose)
       
   147 		{
       
   148 		return;
       
   149 		}
       
   150 
       
   151 	// Following neads to be printed only if aVerbose is true
       
   152 	aStream << L"; Capabilities: ";
       
   153 	int capability = 0;
       
   154 
       
   155 	TUint32 capabilityField = iCapabilities.Value();
       
   156 	for (int i = 0; i < KCapabilitySetMaxSize; ++i, ++capability)
       
   157 		{
       
   158 		if (capabilityField & 0x01)
       
   159 			{
       
   160 			 if (capability < NUMOFCAPABILITIES)
       
   161 				{
       
   162 				aStream << KCapabilityNames[capability] << L", ";
       
   163 				}
       
   164 			 else
       
   165 				{
       
   166 				aStream << L"Unknown Capability (" << (capability + 1) << L"), ";	
       
   167 				}
       
   168 			}
       
   169 
       
   170 		capabilityField >>= 1;
       
   171 		}
       
   172 	aStream << std::endl;
       
   173 	}
       
   174 
       
   175 void CSISCapabilities::GetCapabilityList(std::vector<std::wstring>& aCapList) const
       
   176 	{
       
   177 	int capability = 0;
       
   178 
       
   179 	TUint32 capabilityField = iCapabilities.Value();
       
   180 	for (int i = 0; (i < KCapabilitySetMaxSize) && (0 != capabilityField); ++i, ++capability)
       
   181 		{
       
   182 		if (capabilityField & 0x01)
       
   183 			{
       
   184 			 if (capability < NUMOFCAPABILITIES)
       
   185 				{
       
   186 				 aCapList.push_back(KCapabilityNames[capability]);
       
   187 				}
       
   188 			 else
       
   189 				{
       
   190 				wchar_t capName[35];
       
   191 #ifdef _MSC_VER
       
   192 				swprintf(capName, L"Unknown Capability (%d)", (capability + 1));
       
   193 #else
       
   194 				swprintf(capName, 35, L"Unknown Capability (%d)", (capability + 1));
       
   195 #endif //_MSC_VER
       
   196 				aCapList.push_back(capName);
       
   197 				}
       
   198 			}
       
   199 		capabilityField >>= 1;
       
   200 		}
       
   201 	}
       
   202 
       
   203