diff options
Diffstat (limited to 'lib/ShadowCopy/shadow.h')
| -rw-r--r-- | lib/ShadowCopy/shadow.h | 68 |
1 files changed, 37 insertions, 31 deletions
diff --git a/lib/ShadowCopy/shadow.h b/lib/ShadowCopy/shadow.h index 0dfd39a9..68b7141f 100644 --- a/lib/ShadowCopy/shadow.h +++ b/lib/ShadowCopy/shadow.h @@ -26,23 +26,23 @@ namespace shadow --------------*/ //COM needs to be initialized before calling any of these functions! CoInitializeEx/CoUninitialize +struct ShadowData; +typedef ShadowData* ShadowHandle; -typedef IVssBackupComponents* ShadowHandle; - -//volumeName must end with "\", while shadowVolName does not end with "\" +//volumeName *must* end with "\" SHADOWDLL_API -bool createShadowCopy(const wchar_t* volumeName, // in - wchar_t* shadowVolName, // out - unsigned int shadowBufferLen, // in - ShadowHandle* handle, // out - wchar_t* errorMessage, // out - unsigned int errorBufferLen); // in - +ShadowHandle createShadowCopy(const wchar_t* volumeName, // in Returns nullptr on failure! + wchar_t* errorMessage, // out + unsigned int errorBufferLen); // in //don't forget to release the backupHandle after shadow copy is not needed anymore! SHADOWDLL_API void releaseShadowCopy(ShadowHandle handle); +SHADOWDLL_API +void getShadowVolume(ShadowHandle handle, //shadowVolName does *not* end with "\" + wchar_t* buffer, + unsigned int bufferLen); //########################################################################################## @@ -50,21 +50,24 @@ void releaseShadowCopy(ShadowHandle handle); /*---------- |typedefs| ----------*/ -typedef bool (*CreateShadowCopyFct)(const wchar_t* volumeName, - wchar_t* shadowVolName, - unsigned int shadowBufferLen, - ShadowHandle* handle, - wchar_t* errorMessage, - unsigned int errorBufferLen); +typedef ShadowHandle (*CreateShadowCopyFct)(const wchar_t* volumeName, + wchar_t* errorMessage, + unsigned int errorBufferLen); typedef void (*ReleaseShadowCopyFct)(ShadowHandle handle); +typedef void (*GetShadowVolumeFct)(ShadowHandle handle, + wchar_t* buffer, + unsigned int bufferLen); + + /*-------------- |symbol names| --------------*/ //(use const pointers to ensure internal linkage) -const char createShadowCopyFctName[] = "createShadowCopy"; +const char createShadowCopyFctName [] = "createShadowCopy"; const char releaseShadowCopyFctName[] = "releaseShadowCopy"; +const char getShadowVolumeFctName [] = "getShadowVolume"; /*--------------- |library names| @@ -73,21 +76,24 @@ const char releaseShadowCopyFctName[] = "releaseShadowCopy"; inline const wchar_t* getDllName() { - /* - distinguish a bunch of VSS builds: we use XP and Server 2003 implementations... - VSS version and compatibility overview: http://msdn.microsoft.com/en-us/library/aa384627(VS.85).aspx - */ - return zen::winServer2003orLater() ? - (zen::is64BitBuild ? - L"Shadow_Server2003_x64.dll" : - L"Shadow_Server2003_Win32.dll") : - - (zen::is64BitBuild ? - L"Shadow_XP_x64.dll" : - L"Shadow_XP_Win32.dll"); + // distinguish a bunch of VSS builds: we use XP, Server 2003 and Server 2008 R2 implementations... + // VSS version and compatibility overview: http://msdn.microsoft.com/en-us/library/aa384627(VS.85).aspx + + if (zen::win7OrLater()) //Windows Server 2008 R2 or Windows 7 + return zen::is64BitBuild ? + L"Shadow_Windows7_x64.dll" : + L"Shadow_Windows7_Win32.dll"; + //else if (vistaOrLater()) -> skip Windows Server 2008 and Windows Vista + // ; + else if (zen::winServer2003orLater()) //Windows Server 2003 and Windows Server 2003 R2 + return zen::is64BitBuild ? + L"Shadow_Server2003_x64.dll" : + L"Shadow_Server2003_Win32.dll"; + else //Windows XP + return zen::is64BitBuild ? + L"Shadow_XP_x64.dll" : + L"Shadow_XP_Win32.dll"; } } - - #endif //SHADOWCOPY_H |