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[SHELL32] Fixed TRASH_CanTrashFile() sending the wrong path string to GetVolumeInformationW() (#635)

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Function TRASH_CanTrashFile() would always fail because GetVolumeInformationW() requires only the base root path. The path (stored in buffer wszRootPathName) was not being stripped correctly.

CORE-12340
This commit is contained in:
Russell Johnson 2018-06-24 11:29:57 -07:00 committed by Hermès BÉLUSCA - MAÏTO
parent 1b1e1baa6e
commit 6a683dc6d8
1 changed files with 11 additions and 5 deletions
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16
dll/win32/shell32/folders/CRecycleBin.cpp
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@ -3,6 +3,7 @@
*
* Copyright (C) 2006 Mikolaj Zalewski
* Copyright (C) 2009 Andrew Hill
* Copyright (C) 2018 Russell Johnson
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@ -867,6 +868,11 @@ HRESULT WINAPI CRecycleBin::Initialize(LPCITEMIDLIST pidlFolder, IDataObject *pd
return S_OK;
}
/**
* Tests whether a file can be trashed
* @param wszPath Path to the file to be trash
* @returns TRUE if the file can be trashed, FALSE otherwise
*/
BOOL
TRASH_CanTrashFile(LPCWSTR wszPath)
{
@ -883,12 +889,12 @@ TRASH_CanTrashFile(LPCWSTR wszPath)
return FALSE;
}
// Only keep the base path.
// Copy and retrieve the root path from get given string
WCHAR wszRootPathName[MAX_PATH];
strcpyW(wszRootPathName, wszPath);
PathRemoveFileSpecW(wszRootPathName);
PathAddBackslashW(wszRootPathName);
StringCbCopy(wszRootPathName, sizeof(wszRootPathName), wszPath);
PathStripToRootW(wszRootPathName);
// Test to see if the drive is fixed (non removable)
if (GetDriveTypeW(wszRootPathName) != DRIVE_FIXED)
{
/* no bitbucket on removable media */
@ -897,7 +903,7 @@ TRASH_CanTrashFile(LPCWSTR wszPath)
if (!GetVolumeInformationW(wszRootPathName, NULL, 0, &VolSerialNumber, &MaxComponentLength, &FileSystemFlags, NULL, 0))
{
ERR("GetVolumeInformationW failed with %u\n", GetLastError());
ERR("GetVolumeInformationW failed with %u wszRootPathName=%s\n", GetLastError(), debugstr_w(wszRootPathName));
return FALSE;
}