diff options
Diffstat (limited to 'src/libs/installer/link.cpp')
| -rw-r--r-- | src/libs/installer/link.cpp | 52 |
1 files changed, 29 insertions, 23 deletions
diff --git a/src/libs/installer/link.cpp b/src/libs/installer/link.cpp index 19b50aa49..28f8190d5 100644 --- a/src/libs/installer/link.cpp +++ b/src/libs/installer/link.cpp @@ -50,10 +50,19 @@ #endif #ifdef Q_OS_WIN +#ifdef Q_CC_MINGW +# ifndef _WIN32_WINNT +# define _WIN32_WINNT 0x0501 +# endif +#else +# include <strsafe.h> +#endif + #include <windows.h> -#include <strsafe.h> +#include <winioctl.h> + +#if !defined(REPARSE_DATA_BUFFER_HEADER_SIZE) -// REPARSE_DATA_BUFFER structure from msdn help: http://msdn.microsoft.com/en-us/library/ff552012.aspx typedef struct _REPARSE_DATA_BUFFER { ULONG ReparseTag; USHORT ReparseDataLength; @@ -79,8 +88,9 @@ typedef struct _REPARSE_DATA_BUFFER { } GenericReparseBuffer; }; } REPARSE_DATA_BUFFER, *PREPARSE_DATA_BUFFER; +#define REPARSE_DATA_BUFFER_HEADER_SIZE FIELD_OFFSET(REPARSE_DATA_BUFFER, GenericReparseBuffer) -#define _REPARSE_DATA_BUFFER_HEADER_SIZE FIELD_OFFSET(_REPARSE_DATA_BUFFER, GenericReparseBuffer) +#endif class FileHandleWrapper @@ -154,35 +164,31 @@ Link createJunction(const QString &linkPath, const QString &targetPath) return Link(linkPath); } - TCHAR szDestDir[1024] = L"\\??\\"; //you need this to create valid unicode junctions - - QString normalizedTargetPath = QString(targetPath).replace(QLatin1Char('/'), QLatin1Char('\\')); - //now we add the real absolute path - StringCchCat(szDestDir, 1024, (wchar_t*)normalizedTargetPath.utf16()); + const QString szDestDir = QString::fromLatin1("\\??\\").arg(targetPath).replace(QLatin1Char('/'), + QLatin1Char('\\')); // Allocates a block of memory for an array of num elements(1) and initializes all its bits to zero. - _REPARSE_DATA_BUFFER* reparseStructData = (_REPARSE_DATA_BUFFER*)calloc(1, + REPARSE_DATA_BUFFER* reparseStructData = (REPARSE_DATA_BUFFER*)calloc(1, MAXIMUM_REPARSE_DATA_BUFFER_SIZE); - const size_t destMountPointBytes = lstrlen(szDestDir) * sizeof(WCHAR); - + reparseStructData->Reserved = 0; reparseStructData->ReparseTag = IO_REPARSE_TAG_MOUNT_POINT; + reparseStructData->MountPointReparseBuffer.PrintNameLength = 0; + reparseStructData->MountPointReparseBuffer.SubstituteNameOffset = 0; + reparseStructData->MountPointReparseBuffer.SubstituteNameLength = szDestDir.length(); + reparseStructData->MountPointReparseBuffer.PrintNameOffset = szDestDir.length() + sizeof(WCHAR); - // Reserved(USHORT) + SubstituteNameOffset(USHORT) + SubstituteNameLength(USHORT) - // + PrintNameOffset(USHORT) + PrintNameLength(USHORT) + PathBuffer[1](WCHAR) uint spaceAfterGeneralData = sizeof(USHORT) * 5 + sizeof(WCHAR); //should be 12 - reparseStructData->ReparseDataLength = destMountPointBytes + spaceAfterGeneralData; - reparseStructData->Reserved = 0; - reparseStructData->MountPointReparseBuffer.SubstituteNameOffset = 0; - reparseStructData->MountPointReparseBuffer.SubstituteNameLength = destMountPointBytes; - // + sizeof(WCHAR) means \0 termination at the end of the string - reparseStructData->MountPointReparseBuffer.PrintNameOffset = destMountPointBytes + sizeof(WCHAR); - reparseStructData->MountPointReparseBuffer.PrintNameLength = 0; - StringCchCopy(reparseStructData->MountPointReparseBuffer.PathBuffer, 1024, szDestDir); + reparseStructData->ReparseDataLength = szDestDir.length() + spaceAfterGeneralData; +#ifndef Q_CC_MINGW + StringCchCopy(reparseStructData->MountPointReparseBuffer.PathBuffer, 1024, (wchar_t*)szDestDir.utf16()); +#else + wcsncpy(reparseStructData->MountPointReparseBuffer.PathBuffer, (wchar_t*)szDestDir.utf16(), 1024); +#endif DWORD bytesReturned; if (!::DeviceIoControl(dirHandle.handle(), FSCTL_SET_REPARSE_POINT, reparseStructData, - reparseStructData->ReparseDataLength + _REPARSE_DATA_BUFFER_HEADER_SIZE, 0, 0, + reparseStructData->ReparseDataLength + REPARSE_DATA_BUFFER_HEADER_SIZE, 0, 0, &bytesReturned, 0)) { qWarning() << QString::fromLatin1("Could not set the reparse point: for '%1' to %2; error: %3" ).arg(linkPath, targetPath).arg(GetLastError()); @@ -193,7 +199,7 @@ Link createJunction(const QString &linkPath, const QString &targetPath) bool removeJunction(const QString &path) { // Allocates a block of memory for an array of num elements(1) and initializes all its bits to zero. - _REPARSE_DATA_BUFFER* reparseStructData = (_REPARSE_DATA_BUFFER*)calloc(1, + REPARSE_DATA_BUFFER* reparseStructData = (REPARSE_DATA_BUFFER*)calloc(1, MAXIMUM_REPARSE_DATA_BUFFER_SIZE); reparseStructData->ReparseTag = IO_REPARSE_TAG_MOUNT_POINT; |