Fixed file seek.

diff --git a/channels/drive/client/drive_file.c b/channels/drive/client/drive_file.c
index 65586e9..e87953d 100644 (file)
--- a/channels/drive/client/drive_file.c
+++ b/channels/drive/client/drive_file.c
@@ -385,16 +385,13 @@ BOOL drive_file_free(DRIVE_FILE* file)
 
 BOOL drive_file_seek(DRIVE_FILE* file, UINT64 Offset)
 {
-       LONG lDistHigh;
-       DWORD dwPtrLow;
+       LARGE_INTEGER loffset;
 
        if (!file)
                return FALSE;
 
-       lDistHigh = Offset >> 32;
-       DEBUG_WSTR("Seek %s", file->fullpath);
-       dwPtrLow = SetFilePointer(file->file_handle, Offset & 0xFFFFFFFF, &lDistHigh, FILE_BEGIN);
-       return dwPtrLow != INVALID_SET_FILE_POINTER;
+       loffset.QuadPart = Offset;
+       return SetFilePointerEx(file->file_handle, loffset, NULL, FILE_BEGIN);
 }
 
 BOOL drive_file_read(DRIVE_FILE* file, BYTE* buffer, UINT32* Length)
@@ -623,8 +620,7 @@ BOOL drive_file_set_information(DRIVE_FILE* file, UINT32 FsInformationClass, UIN
 
                        liSize.QuadPart = size & 0xFFFFFFFF;
 
-                       if (SetFilePointer(file->file_handle, liSize.LowPart, &liSize.HighPart,
-                                          FILE_BEGIN) == INVALID_SET_FILE_POINTER)
+                       if (!SetFilePointerEx(file->file_handle, liSize, NULL, FILE_BEGIN))
                        {
                                WLog_ERR(TAG, "Unable to truncate %s to %d (%"PRId32")", file->fullpath, size, GetLastError());
                                return FALSE;