diff options
Diffstat (limited to 'zen/dst_hack.cpp')
| -rw-r--r-- | zen/dst_hack.cpp | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/zen/dst_hack.cpp b/zen/dst_hack.cpp index 6e5c2230..a70ef13b 100644 --- a/zen/dst_hack.cpp +++ b/zen/dst_hack.cpp @@ -52,22 +52,22 @@ Zstring getVolumeName(const Zstring& filename) bool dst::isFatDrive(const Zstring& fileName) //throw() { - const size_t BUFFER_SIZE = MAX_PATH + 1; - wchar_t fsName[BUFFER_SIZE]; - const Zstring volumePath = getVolumeName(fileName); if (volumePath.empty()) return false; + const DWORD bufferSize = MAX_PATH + 1; + wchar_t fsName[bufferSize]; + //suprisingly fast: ca. 0.03 ms per call! - if (!::GetVolumeInformation(volumePath.c_str(), //__in_opt LPCTSTR lpRootPathName, - nullptr, //__out LPTSTR lpVolumeNameBuffer, - 0, //__in DWORD nVolumeNameSize, - nullptr, //__out_opt LPDWORD lpVolumeSerialNumber, - nullptr, //__out_opt LPDWORD lpMaximumComponentLength, - nullptr, //__out_opt LPDWORD lpFileSystemFlags, - fsName, //__out LPTSTR lpFileSystemNameBuffer, - BUFFER_SIZE)) //__in DWORD nFileSystemNameSize + if (!::GetVolumeInformation(appendSeparator(volumePath).c_str(), //__in_opt LPCTSTR lpRootPathName, + nullptr, //__out LPTSTR lpVolumeNameBuffer, + 0, //__in DWORD nVolumeNameSize, + nullptr, //__out_opt LPDWORD lpVolumeSerialNumber, + nullptr, //__out_opt LPDWORD lpMaximumComponentLength, + nullptr, //__out_opt LPDWORD lpFileSystemFlags, + fsName, //__out LPTSTR lpFileSystemNameBuffer, + bufferSize)) //__in DWORD nFileSystemNameSize { assert(false); //shouldn't happen return false; |