diff options
Diffstat (limited to 'src/shared')
| -rw-r--r-- | src/shared/directoryentry.cpp | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/src/shared/directoryentry.cpp b/src/shared/directoryentry.cpp index 9958b934..5f0e0b5a 100644 --- a/src/shared/directoryentry.cpp +++ b/src/shared/directoryentry.cpp @@ -421,12 +421,33 @@ void DirectoryEntry::addFromBSA(const std::wstring &originName, std::wstring &di }
+static bool SupportOptimizedFind()
+{
+ OSVERSIONINFO versionInfo;
+ versionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
+ GetVersionEx(&versionInfo);
+
+ // large fetch and basic info for FindFirstFileEx is supported on win server 2008 r2, win 7 and newer
+ return (versionInfo.dwMajorVersion > 6) ||
+ ((versionInfo.dwMajorVersion == 6) && (versionInfo.dwMinorVersion >= 1));
+}
+
+
void DirectoryEntry::addFiles(FilesOrigin &origin, wchar_t *buffer, int bufferOffset)
{
WIN32_FIND_DATAW findData;
_snwprintf(buffer + bufferOffset, MAXPATH_UNICODE - bufferOffset, L"\\*");
- HANDLE searchHandle = ::FindFirstFileExW(buffer, FindExInfoStandard, &findData, FindExSearchNameMatch, NULL, FIND_FIRST_EX_CASE_SENSITIVE);
+
+ HANDLE searchHandle = NULL;
+
+ if (SupportOptimizedFind()) {
+ searchHandle = ::FindFirstFileExW(buffer, FindExInfoBasic, &findData, FindExSearchNameMatch, NULL,
+ FIND_FIRST_EX_LARGE_FETCH);
+ } else {
+ searchHandle = ::FindFirstFileExW(buffer, FindExInfoStandard, &findData, FindExSearchNameMatch, NULL, 0);
+ }
+
if (searchHandle != INVALID_HANDLE_VALUE) {
BOOL result = true;
while (result) {
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