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Reactos
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2.7 kB · 91 lines
C++
at listview
1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889909192/* Copyright (c) Mark Harmstone 2016-17 * * This file is part of WinBtrfs. * * WinBtrfs is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public Licence as published by * the Free Software Foundation, either version 3 of the Licence, or * (at your option) any later version. * * WinBtrfs is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public Licence for more details. * * You should have received a copy of the GNU Lesser General Public Licence * along with WinBtrfs. If not, see <http://www.gnu.org/licenses/>. */
#include "shellext.h"#ifndef __REACTOS__#include <windows.h>#include <winternl.h>#else#define WIN32_NO_STATUS#include <windef.h>#include <winbase.h>#include <ndk/iofuncs.h>#endif#include "iconoverlay.h"#ifndef __REACTOS__#include "../btrfsioctl.h"#else#include "btrfsioctl.h"#endif
HRESULT __stdcall BtrfsIconOverlay::QueryInterface(REFIID riid, void **ppObj) { if (riid == IID_IUnknown || riid == IID_IShellIconOverlayIdentifier) { *ppObj = static_cast<IShellIconOverlayIdentifier*>(this); AddRef(); return S_OK; }
*ppObj = nullptr; return E_NOINTERFACE;}
HRESULT __stdcall BtrfsIconOverlay::GetOverlayInfo(PWSTR pwszIconFile, int cchMax, int* pIndex, DWORD* pdwFlags) noexcept { if (GetModuleFileNameW(module, pwszIconFile, cchMax) == 0) return E_FAIL;
if (GetLastError() == ERROR_INSUFFICIENT_BUFFER) return E_FAIL;
if (!pIndex) return E_INVALIDARG;
if (!pdwFlags) return E_INVALIDARG;
*pIndex = 0; *pdwFlags = ISIOI_ICONFILE | ISIOI_ICONINDEX;
return S_OK;}
HRESULT __stdcall BtrfsIconOverlay::GetPriority(int *pPriority) noexcept { if (!pPriority) return E_INVALIDARG;
*pPriority = 0;
return S_OK;}
HRESULT __stdcall BtrfsIconOverlay::IsMemberOf(PCWSTR pwszPath, DWORD dwAttrib) noexcept { win_handle h; NTSTATUS Status; IO_STATUS_BLOCK iosb; btrfs_get_file_ids bgfi;
h = CreateFileW(pwszPath, 0, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, nullptr, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_OPEN_REPARSE_POINT, nullptr);
if (h == INVALID_HANDLE_VALUE) return S_FALSE;
Status = NtFsControlFile(h, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_GET_FILE_IDS, nullptr, 0, &bgfi, sizeof(btrfs_get_file_ids));
if (!NT_SUCCESS(Status)) return S_FALSE;
return (bgfi.inode == 0x100 && !bgfi.top) ? S_OK : S_FALSE;}