Encryption: gathering all things together, part I

git-svn-id: http://svn.miranda-ng.org/main/trunk@6910 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c

10 files changed, 28 insertions, 34 deletions

diff --git a/plugins/Db3x_mmap/db3x_mmap_10.vcxproj b/plugins/Db3x_mmap/db3x_mmap_10.vcxproj
index cc1048d8aa..e7d51c37b5 100644
--- a/plugins/Db3x_mmap/db3x_mmap_10.vcxproj
+++ b/plugins/Db3x_mmap/db3x_mmap_10.vcxproj
@@ -194,6 +194,7 @@
     <ClCompile Include="src\database.cpp" />

     <ClCompile Include="src\dbcache.cpp" />

     <ClCompile Include="src\dbcontacts.cpp" />

+    <ClCompile Include="src\dbcrypt.cpp" />

     <ClCompile Include="src\dbevents.cpp" />

     <ClCompile Include="src\dbheaders.cpp" />

     <ClCompile Include="src\dbintf.cpp" />

diff --git a/plugins/Db3x_mmap/db3x_mmap_10.vcxproj.filters b/plugins/Db3x_mmap/db3x_mmap_10.vcxproj.filters
index c775e8db4e..d4e3c10739 100644
--- a/plugins/Db3x_mmap/db3x_mmap_10.vcxproj.filters
+++ b/plugins/Db3x_mmap/db3x_mmap_10.vcxproj.filters
@@ -27,6 +27,9 @@
     <ClCompile Include="src\dbcontacts.cpp">

       <Filter>Source Files</Filter>

     </ClCompile>

+    <ClCompile Include="src\dbcrypt.cpp">

+      <Filter>Source Files</Filter>

+    </ClCompile>

     <ClCompile Include="src\dbevents.cpp">

       <Filter>Source Files</Filter>

     </ClCompile>

diff --git a/plugins/Db3x_mmap/db3x_mmap_11.vcxproj b/plugins/Db3x_mmap/db3x_mmap_11.vcxproj
index 751fab5e64..f2ba160fb7 100644
--- a/plugins/Db3x_mmap/db3x_mmap_11.vcxproj
+++ b/plugins/Db3x_mmap/db3x_mmap_11.vcxproj
@@ -197,6 +197,7 @@
     <ClCompile Include="src\database.cpp" />

     <ClCompile Include="src\dbcache.cpp" />

     <ClCompile Include="src\dbcontacts.cpp" />

+    <ClCompile Include="src\dbcrypt.cpp" />

     <ClCompile Include="src\dbevents.cpp" />

     <ClCompile Include="src\dbheaders.cpp" />

     <ClCompile Include="src\dbintf.cpp" />

diff --git a/plugins/Db3x_mmap/db3x_mmap_11.vcxproj.filters b/plugins/Db3x_mmap/db3x_mmap_11.vcxproj.filters
index c775e8db4e..d4e3c10739 100644
--- a/plugins/Db3x_mmap/db3x_mmap_11.vcxproj.filters
+++ b/plugins/Db3x_mmap/db3x_mmap_11.vcxproj.filters
@@ -27,6 +27,9 @@
     <ClCompile Include="src\dbcontacts.cpp">

       <Filter>Source Files</Filter>

     </ClCompile>

+    <ClCompile Include="src\dbcrypt.cpp">

+      <Filter>Source Files</Filter>

+    </ClCompile>

     <ClCompile Include="src\dbevents.cpp">

       <Filter>Source Files</Filter>

     </ClCompile>

diff --git a/plugins/Db3x_mmap/db3x_mmap_12.vcxproj b/plugins/Db3x_mmap/db3x_mmap_12.vcxproj
index 4cdaf1e462..99cd776dd2 100644
--- a/plugins/Db3x_mmap/db3x_mmap_12.vcxproj
+++ b/plugins/Db3x_mmap/db3x_mmap_12.vcxproj
@@ -197,6 +197,7 @@
     <ClCompile Include="src\database.cpp" />

     <ClCompile Include="src\dbcache.cpp" />

     <ClCompile Include="src\dbcontacts.cpp" />

+    <ClCompile Include="src\dbcrypt.cpp" />

     <ClCompile Include="src\dbevents.cpp" />

     <ClCompile Include="src\dbheaders.cpp" />

     <ClCompile Include="src\dbintf.cpp" />

diff --git a/plugins/Db3x_mmap/db3x_mmap_12.vcxproj.filters b/plugins/Db3x_mmap/db3x_mmap_12.vcxproj.filters
index c775e8db4e..a9d064b34d 100644
--- a/plugins/Db3x_mmap/db3x_mmap_12.vcxproj.filters
+++ b/plugins/Db3x_mmap/db3x_mmap_12.vcxproj.filters
@@ -78,6 +78,9 @@
     <ClCompile Include="src\stdafx.cpp">

       <Filter>Source Files</Filter>

     </ClCompile>

+    <ClCompile Include="src\dbcrypt.cpp">

+      <Filter>Source Files</Filter>

+    </ClCompile>

   </ItemGroup>

   <ItemGroup>

     <ClInclude Include="src\commonheaders.h">

diff --git a/plugins/Db3x_mmap/src/commonheaders.h b/plugins/Db3x_mmap/src/commonheaders.h
index d122b08d1e..12286e83d6 100644
--- a/plugins/Db3x_mmap/src/commonheaders.h
+++ b/plugins/Db3x_mmap/src/commonheaders.h
@@ -34,6 +34,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include <m_system_cpp.h>

 #include <m_database.h>

 #include <m_langpack.h>

+#include <m_crypto.h>

 

 #include "database.h"

 #include "dbintf.h"

diff --git a/plugins/Db3x_mmap/src/dbcache.cpp b/plugins/Db3x_mmap/src/dbcache.cpp
index 874a3b733e..8862c7192f 100644
--- a/plugins/Db3x_mmap/src/dbcache.cpp
+++ b/plugins/Db3x_mmap/src/dbcache.cpp
@@ -26,15 +26,12 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 void CDb3Mmap::Map()

 {

 	m_hMap = CreateFileMapping(m_hDbFile, NULL, PAGE_READWRITE, 0, m_dwFileSize, NULL);

-

-	if (m_hMap)

-	{

+	if (m_hMap)	{

 		m_pDbCache = (PBYTE)MapViewOfFile(m_hMap, FILE_MAP_ALL_ACCESS/*FILE_MAP_WRITE*/, 0, 0 ,0);

 		if (!m_pDbCache)

 			DatabaseCorruption( _T("%s (MapViewOfFile failed. Code: %d)"));

 	}

-	else

-		DatabaseCorruption( _T("%s (CreateFileMapping failed. Code: %d)"));

+	else DatabaseCorruption( _T("%s (CreateFileMapping failed. Code: %d)"));

 }

 

 void CDb3Mmap::ReMap(DWORD needed)

@@ -43,18 +40,15 @@ void CDb3Mmap::ReMap(DWORD needed)
 

 	log3("remapping %d + %d (file end: %d)",m_dwFileSize,needed,m_dbHeader.ofsFileEnd);

 

-	if (needed > m_ChunkSize)

-	{

+	if (needed > m_ChunkSize) {

 		if (needed + m_dwFileSize > m_dbHeader.ofsFileEnd + m_ChunkSize)

 			DatabaseCorruption( _T("%s (Too large increment)"));

-		else

-		{

+		else {

 			DWORD x = m_dbHeader.ofsFileEnd/m_ChunkSize;

 			m_dwFileSize = (x+1)*m_ChunkSize;

 		}

 	}

-	else

-		m_dwFileSize += m_ChunkSize;

+	else m_dwFileSize += m_ChunkSize;

 

 //	FlushViewOfFile(m_pDbCache, 0);

 	UnmapViewOfFile(m_pDbCache);

diff --git a/plugins/Db3x_mmap/src/dbintf.cpp b/plugins/Db3x_mmap/src/dbintf.cpp
index 0888e8c7f9..caaa1e5a74 100644
--- a/plugins/Db3x_mmap/src/dbintf.cpp
+++ b/plugins/Db3x_mmap/src/dbintf.cpp
@@ -58,7 +58,7 @@ CDb3Base::CDb3Base(const TCHAR *tszFileName) :
 	m_ChunkSize = sinf.dwAllocationGranularity;

 

 	m_codePage = CallService(MS_LANGPACK_GETCODEPAGE, 0, 0);

-	m_hModHeap = HeapCreate(0,0,0);

+	m_hModHeap = HeapCreate(0, 0, 0);

 }

 

 CDb3Base::~CDb3Base()

@@ -71,12 +71,15 @@ CDb3Base::~CDb3Base()
 	m_lOfs.destroy();

 

 	// destroy map

-	KillTimer(NULL,m_flushBuffersTimerId);

+	KillTimer(NULL, m_flushBuffersTimerId);

 	if (m_pDbCache) {

 		FlushViewOfFile(m_pDbCache, 0);

 		UnmapViewOfFile(m_pDbCache);

 	}

 

+	if (m_crypto)

+		m_crypto->destroy();

+

 	if (m_hMap)

 		CloseHandle(m_hMap);

 

@@ -114,6 +117,7 @@ int CDb3Base::Load(bool bSkipInit)
 	if ( !bSkipInit) {

 		if (InitCache()) return 1;

 		if (InitModuleNames()) return 1;

+		if (InitCrypt()) return 1;

 

 		m_bReadOnly = false;

 

@@ -142,26 +146,6 @@ STDMETHODIMP_(void) CDb3Base::SetCacheSafetyMode(BOOL bIsSet)
 	DBFlush(1);

 }

 

-void CDb3Base::EncodeCopyMemory(void *dst, void *src, size_t size)

-{

-	MoveMemory(dst, src, size);

-}

-

-void CDb3Base::DecodeCopyMemory(void *dst, void *src, size_t size)

-{

-	MoveMemory(dst, src, size);

-}

-

-void CDb3Base::EncodeDBWrite(DWORD ofs, void *src, int size)

-{

-	DBWrite(ofs, src, size);

-}

-

-void CDb3Base::DecodeDBWrite(DWORD ofs, void *src, int size)

-{

-	DBWrite(ofs, src, size);

-}

-

 ///////////////////////////////////////////////////////////////////////////////

 // MIDatabaseChecker

 

diff --git a/plugins/Db3x_mmap/src/dbintf.h b/plugins/Db3x_mmap/src/dbintf.h
index 152e8613b2..80f1d32790 100644
--- a/plugins/Db3x_mmap/src/dbintf.h
+++ b/plugins/Db3x_mmap/src/dbintf.h
@@ -204,6 +204,7 @@ protected:
 	virtual	int   InitCache(void) = 0;

 

 protected:

+	int InitCrypt(void);

 	virtual	void EncodeCopyMemory(void *dst, void *src, size_t size);

 	virtual	void DecodeCopyMemory(void *dst, void *src, size_t size);

 	virtual	void EncodeDBWrite(DWORD ofs, void *src, int size);

@@ -223,7 +224,9 @@ protected:
 	DBHeader m_dbHeader;

 	DWORD    m_ChunkSize;

 	bool     m_safetyMode, m_bReadOnly;

-	

+

+	MICryptoEngine *m_crypto;

+

 	////////////////////////////////////////////////////////////////////////////

 	// database stuff

 public: