mirror of
https://github.com/reactos/reactos.git
synced 2024-06-25 23:41:35 +00:00
0604273535
v1.7.4 (2020-08-23): - Fixed issue when running compressed EXEs - Changed build system to cmake - Upgraded zstd to version 1.4.5 - Added support for FSCTL_GET_RETRIEVAL_POINTERS - Miscellaneous bug fixes
1718 lines
60 KiB
C++
1718 lines
60 KiB
C++
/* Copyright (c) Mark Harmstone 2016-17
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*
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* This file is part of WinBtrfs.
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*
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* WinBtrfs is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public Licence as published by
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* the Free Software Foundation, either version 3 of the Licence, or
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* (at your option) any later version.
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*
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* WinBtrfs is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public Licence for more details.
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*
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* You should have received a copy of the GNU Lesser General Public Licence
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* along with WinBtrfs. If not, see <http://www.gnu.org/licenses/>. */
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#include "shellext.h"
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#ifndef __REACTOS__
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#include <windows.h>
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#include <strsafe.h>
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#include <stddef.h>
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#include <winternl.h>
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#else
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#define WIN32_NO_STATUS
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#include <windef.h>
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#include <winbase.h>
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#include <strsafe.h>
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#include <shellapi.h>
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#include <winioctl.h>
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#include <ndk/iofuncs.h>
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#undef DeleteFile
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#endif
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#include <wincodec.h>
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#include <sstream>
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#include <iostream>
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#define NO_SHLWAPI_STRFCNS
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#include <shlwapi.h>
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#include "contextmenu.h"
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#include "resource.h"
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#ifndef __REACTOS__
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#include "../btrfsioctl.h"
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#else
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#include "btrfsioctl.h"
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#endif
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#define NEW_SUBVOL_VERBA "newsubvol"
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#define NEW_SUBVOL_VERBW L"newsubvol"
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#define SNAPSHOT_VERBA "snapshot"
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#define SNAPSHOT_VERBW L"snapshot"
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#define REFLINK_VERBA "reflink"
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#define REFLINK_VERBW L"reflink"
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#define RECV_VERBA "recvsubvol"
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#define RECV_VERBW L"recvsubvol"
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#define SEND_VERBA "sendsubvol"
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#define SEND_VERBW L"sendsubvol"
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typedef struct {
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ULONG ReparseTag;
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USHORT ReparseDataLength;
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USHORT Reserved;
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} reparse_header;
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static void path_remove_file(wstring& path);
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// FIXME - don't assume subvol's top inode is 0x100
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HRESULT __stdcall BtrfsContextMenu::QueryInterface(REFIID riid, void **ppObj) {
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if (riid == IID_IUnknown || riid == IID_IContextMenu) {
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*ppObj = static_cast<IContextMenu*>(this);
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AddRef();
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return S_OK;
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} else if (riid == IID_IShellExtInit) {
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*ppObj = static_cast<IShellExtInit*>(this);
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AddRef();
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return S_OK;
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}
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*ppObj = nullptr;
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return E_NOINTERFACE;
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}
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HRESULT __stdcall BtrfsContextMenu::Initialize(PCIDLIST_ABSOLUTE pidlFolder, IDataObject* pdtobj, HKEY hkeyProgID) {
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IO_STATUS_BLOCK iosb;
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btrfs_get_file_ids bgfi;
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NTSTATUS Status;
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if (!pidlFolder) {
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FORMATETC format = { CF_HDROP, nullptr, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
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UINT num_files, i;
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WCHAR fn[MAX_PATH];
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HDROP hdrop;
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if (!pdtobj)
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return E_FAIL;
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stgm.tymed = TYMED_HGLOBAL;
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if (FAILED(pdtobj->GetData(&format, &stgm)))
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return E_INVALIDARG;
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stgm_set = true;
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hdrop = (HDROP)GlobalLock(stgm.hGlobal);
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if (!hdrop) {
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ReleaseStgMedium(&stgm);
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stgm_set = false;
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return E_INVALIDARG;
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}
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num_files = DragQueryFileW((HDROP)stgm.hGlobal, 0xFFFFFFFF, nullptr, 0);
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for (i = 0; i < num_files; i++) {
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if (DragQueryFileW((HDROP)stgm.hGlobal, i, fn, sizeof(fn) / sizeof(WCHAR))) {
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win_handle h = CreateFileW(fn, FILE_TRAVERSE, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, nullptr, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, nullptr);
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if (h != INVALID_HANDLE_VALUE) {
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Status = NtFsControlFile(h, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_GET_FILE_IDS, nullptr, 0, &bgfi, sizeof(btrfs_get_file_ids));
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if (NT_SUCCESS(Status) && bgfi.inode == 0x100 && !bgfi.top) {
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wstring parpath;
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{
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win_handle h2;
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parpath = fn;
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path_remove_file(parpath);
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h2 = CreateFileW(parpath.c_str(), FILE_ADD_SUBDIRECTORY, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, nullptr,
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OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, nullptr);
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if (h2 != INVALID_HANDLE_VALUE)
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allow_snapshot = true;
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}
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ignore = false;
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bg = false;
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GlobalUnlock(hdrop);
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return S_OK;
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}
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}
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}
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}
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GlobalUnlock(hdrop);
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return S_OK;
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}
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{
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WCHAR pathbuf[MAX_PATH];
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if (!SHGetPathFromIDListW(pidlFolder, pathbuf))
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return E_FAIL;
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path = pathbuf;
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}
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{
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// check we have permissions to create new subdirectory
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win_handle h = CreateFileW(path.c_str(), FILE_ADD_SUBDIRECTORY, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, nullptr, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, nullptr);
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if (h == INVALID_HANDLE_VALUE)
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return E_FAIL;
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// check is Btrfs volume
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Status = NtFsControlFile(h, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_GET_FILE_IDS, nullptr, 0, &bgfi, sizeof(btrfs_get_file_ids));
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if (!NT_SUCCESS(Status))
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return E_FAIL;
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}
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ignore = false;
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bg = true;
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return S_OK;
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}
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static bool get_volume_path_parent(const WCHAR* fn, WCHAR* volpath, ULONG volpathlen) {
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WCHAR *f, *p;
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bool b;
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f = PathFindFileNameW(fn);
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if (f == fn)
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return GetVolumePathNameW(fn, volpath, volpathlen);
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p = (WCHAR*)malloc((f - fn + 1) * sizeof(WCHAR));
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memcpy(p, fn, (f - fn) * sizeof(WCHAR));
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p[f - fn] = 0;
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b = GetVolumePathNameW(p, volpath, volpathlen);
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free(p);
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return b;
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}
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static bool show_reflink_paste(const wstring& path) {
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HDROP hdrop;
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HANDLE lh;
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ULONG num_files;
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WCHAR fn[MAX_PATH], volpath1[255], volpath2[255];
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if (!IsClipboardFormatAvailable(CF_HDROP))
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return false;
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if (!GetVolumePathNameW(path.c_str(), volpath1, sizeof(volpath1) / sizeof(WCHAR)))
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return false;
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if (!OpenClipboard(nullptr))
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return false;
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hdrop = (HDROP)GetClipboardData(CF_HDROP);
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if (!hdrop) {
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CloseClipboard();
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return false;
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}
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lh = GlobalLock(hdrop);
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if (!lh) {
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CloseClipboard();
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return false;
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}
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num_files = DragQueryFileW(hdrop, 0xFFFFFFFF, nullptr, 0);
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if (num_files == 0) {
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GlobalUnlock(lh);
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CloseClipboard();
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return false;
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}
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if (!DragQueryFileW(hdrop, 0, fn, sizeof(fn) / sizeof(WCHAR))) {
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GlobalUnlock(lh);
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CloseClipboard();
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return false;
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}
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if (!get_volume_path_parent(fn, volpath2, sizeof(volpath2) / sizeof(WCHAR))) {
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GlobalUnlock(lh);
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CloseClipboard();
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return false;
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}
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GlobalUnlock(lh);
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CloseClipboard();
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return !wcscmp(volpath1, volpath2);
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}
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// The code for putting an icon against a menu item comes from:
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// http://web.archive.org/web/20070208005514/http://shellrevealed.com/blogs/shellblog/archive/2007/02/06/Vista-Style-Menus_2C00_-Part-1-_2D00_-Adding-icons-to-standard-menus.aspx
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static void InitBitmapInfo(BITMAPINFO* pbmi, ULONG cbInfo, LONG cx, LONG cy, WORD bpp) {
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ZeroMemory(pbmi, cbInfo);
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pbmi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
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pbmi->bmiHeader.biPlanes = 1;
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pbmi->bmiHeader.biCompression = BI_RGB;
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pbmi->bmiHeader.biWidth = cx;
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pbmi->bmiHeader.biHeight = cy;
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pbmi->bmiHeader.biBitCount = bpp;
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}
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static HRESULT Create32BitHBITMAP(HDC hdc, const SIZE *psize, void **ppvBits, HBITMAP* phBmp) {
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BITMAPINFO bmi;
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HDC hdcUsed;
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*phBmp = nullptr;
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InitBitmapInfo(&bmi, sizeof(bmi), psize->cx, psize->cy, 32);
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hdcUsed = hdc ? hdc : GetDC(nullptr);
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if (hdcUsed) {
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*phBmp = CreateDIBSection(hdcUsed, &bmi, DIB_RGB_COLORS, ppvBits, nullptr, 0);
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if (hdc != hdcUsed)
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ReleaseDC(nullptr, hdcUsed);
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}
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return !*phBmp ? E_OUTOFMEMORY : S_OK;
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}
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void BtrfsContextMenu::get_uac_icon() {
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IWICImagingFactory* factory = nullptr;
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IWICBitmap* bitmap;
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HRESULT hr;
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#ifdef __REACTOS__
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hr = CoCreateInstance(CLSID_WICImagingFactory, nullptr, CLSCTX_INPROC_SERVER, IID_IWICImagingFactory, (void **)&factory);
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#else
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hr = CoCreateInstance(CLSID_WICImagingFactory, nullptr, CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&factory));
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#endif
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if (SUCCEEDED(hr)) {
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HANDLE icon;
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// We can't use IDI_SHIELD, as that will only give us the full-size icon
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icon = LoadImageW(GetModuleHandleW(L"user32.dll"), MAKEINTRESOURCEW(106)/* UAC shield */, IMAGE_ICON,
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GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_DEFAULTCOLOR);
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hr = factory->CreateBitmapFromHICON((HICON)icon, &bitmap);
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if (SUCCEEDED(hr)) {
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UINT cx, cy;
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hr = bitmap->GetSize(&cx, &cy);
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if (SUCCEEDED(hr)) {
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SIZE sz;
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BYTE* buf;
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sz.cx = (int)cx;
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sz.cy = -(int)cy;
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hr = Create32BitHBITMAP(nullptr, &sz, (void**)&buf, &uacicon);
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if (SUCCEEDED(hr)) {
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UINT stride = (UINT)(cx * sizeof(DWORD));
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UINT buflen = cy * stride;
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bitmap->CopyPixels(nullptr, stride, buflen, buf);
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}
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}
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bitmap->Release();
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}
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factory->Release();
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}
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}
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HRESULT __stdcall BtrfsContextMenu::QueryContextMenu(HMENU hmenu, UINT indexMenu, UINT idCmdFirst, UINT idCmdLast, UINT uFlags) {
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wstring str;
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ULONG entries = 0;
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if (ignore)
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return E_INVALIDARG;
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if (uFlags & CMF_DEFAULTONLY)
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return S_OK;
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if (!bg) {
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if (allow_snapshot) {
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if (load_string(module, IDS_CREATE_SNAPSHOT, str) == 0)
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return E_FAIL;
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if (!InsertMenuW(hmenu, indexMenu, MF_BYPOSITION, idCmdFirst, str.c_str()))
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return E_FAIL;
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entries = 1;
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}
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if (idCmdFirst + entries <= idCmdLast) {
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MENUITEMINFOW mii;
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if (load_string(module, IDS_SEND_SUBVOL, str) == 0)
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return E_FAIL;
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if (!uacicon)
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get_uac_icon();
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memset(&mii, 0, sizeof(MENUITEMINFOW));
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mii.cbSize = sizeof(MENUITEMINFOW);
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mii.fMask = MIIM_STRING | MIIM_ID | MIIM_BITMAP;
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mii.dwTypeData = (WCHAR*)str.c_str();
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mii.wID = idCmdFirst + entries;
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mii.hbmpItem = uacicon;
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if (!InsertMenuItemW(hmenu, indexMenu + entries, true, &mii))
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return E_FAIL;
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entries++;
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}
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} else {
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if (load_string(module, IDS_NEW_SUBVOL, str) == 0)
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return E_FAIL;
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if (!InsertMenuW(hmenu, indexMenu, MF_BYPOSITION, idCmdFirst, str.c_str()))
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return E_FAIL;
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entries = 1;
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if (idCmdFirst + 1 <= idCmdLast) {
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MENUITEMINFOW mii;
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if (load_string(module, IDS_RECV_SUBVOL, str) == 0)
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return E_FAIL;
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if (!uacicon)
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get_uac_icon();
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memset(&mii, 0, sizeof(MENUITEMINFOW));
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mii.cbSize = sizeof(MENUITEMINFOW);
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mii.fMask = MIIM_STRING | MIIM_ID | MIIM_BITMAP;
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mii.dwTypeData = (WCHAR*)str.c_str();
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mii.wID = idCmdFirst + 1;
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mii.hbmpItem = uacicon;
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if (!InsertMenuItemW(hmenu, indexMenu + 1, true, &mii))
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return E_FAIL;
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entries++;
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}
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if (idCmdFirst + 2 <= idCmdLast && show_reflink_paste(path)) {
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if (load_string(module, IDS_REFLINK_PASTE, str) == 0)
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return E_FAIL;
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if (!InsertMenuW(hmenu, indexMenu + 2, MF_BYPOSITION, idCmdFirst + 2, str.c_str()))
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return E_FAIL;
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entries++;
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}
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}
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return MAKE_HRESULT(SEVERITY_SUCCESS, 0, entries);
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}
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static void path_remove_file(wstring& path) {
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size_t bs = path.rfind(L"\\");
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if (bs == string::npos)
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return;
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if (bs == path.find(L"\\")) { // only one backslash
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path = path.substr(0, bs + 1);
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return;
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}
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path = path.substr(0, bs);
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}
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static void path_strip_path(wstring& path) {
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size_t bs = path.rfind(L"\\");
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if (bs == string::npos) {
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path = L"";
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return;
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}
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path = path.substr(bs + 1);
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}
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static void create_snapshot(HWND hwnd, const wstring& fn) {
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win_handle h;
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NTSTATUS Status;
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IO_STATUS_BLOCK iosb;
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btrfs_get_file_ids bgfi;
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h = CreateFileW(fn.c_str(), FILE_TRAVERSE, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, nullptr, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, nullptr);
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if (h != INVALID_HANDLE_VALUE) {
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Status = NtFsControlFile(h, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_GET_FILE_IDS, nullptr, 0, &bgfi, sizeof(btrfs_get_file_ids));
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if (NT_SUCCESS(Status) && bgfi.inode == 0x100 && !bgfi.top) {
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wstring subvolname, parpath, searchpath, temp1, name, nameorig;
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win_handle h2;
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WIN32_FIND_DATAW wfd;
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SYSTEMTIME time;
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parpath = fn;
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path_remove_file(parpath);
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subvolname = fn;
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path_strip_path(subvolname);
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h2 = CreateFileW(parpath.c_str(), FILE_ADD_SUBDIRECTORY, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, nullptr, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, nullptr);
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if (h2 == INVALID_HANDLE_VALUE)
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throw last_error(GetLastError());
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if (!load_string(module, IDS_SNAPSHOT_FILENAME, temp1))
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throw last_error(GetLastError());
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GetLocalTime(&time);
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wstring_sprintf(name, temp1, subvolname.c_str(), time.wYear, time.wMonth, time.wDay);
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nameorig = name;
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searchpath = parpath + L"\\" + name;
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fff_handle fff = FindFirstFileW(searchpath.c_str(), &wfd);
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if (fff != INVALID_HANDLE_VALUE) {
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ULONG num = 2;
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do {
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#ifndef __REACTOS__
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name = nameorig + L" (" + to_wstring(num) + L")";
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#else
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{
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WCHAR buffer[32];
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swprintf(buffer, L"%d", num);
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name = nameorig + L" (" + buffer + L")";
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}
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#endif
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searchpath = parpath + L"\\" + name;
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fff = FindFirstFileW(searchpath.c_str(), &wfd);
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num++;
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} while (fff != INVALID_HANDLE_VALUE);
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}
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|
|
size_t namelen = name.length() * sizeof(WCHAR);
|
|
|
|
auto bcs = (btrfs_create_snapshot*)malloc(sizeof(btrfs_create_snapshot) - 1 + namelen);
|
|
bcs->readonly = false;
|
|
bcs->posix = false;
|
|
bcs->subvol = h;
|
|
bcs->namelen = (uint16_t)namelen;
|
|
memcpy(bcs->name, name.c_str(), namelen);
|
|
|
|
Status = NtFsControlFile(h2, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_CREATE_SNAPSHOT, bcs,
|
|
(ULONG)(sizeof(btrfs_create_snapshot) - 1 + namelen), nullptr, 0);
|
|
|
|
if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
}
|
|
} else
|
|
throw last_error(GetLastError());
|
|
}
|
|
|
|
static uint64_t __inline sector_align(uint64_t n, uint64_t a) {
|
|
if (n & (a - 1))
|
|
n = (n + a) & ~(a - 1);
|
|
|
|
return n;
|
|
}
|
|
|
|
void BtrfsContextMenu::reflink_copy(HWND hwnd, const WCHAR* fn, const WCHAR* dir) {
|
|
win_handle source, dest;
|
|
WCHAR* name, volpath1[255], volpath2[255];
|
|
wstring dirw, newpath;
|
|
FILE_BASIC_INFO fbi;
|
|
FILETIME atime, mtime;
|
|
btrfs_inode_info bii;
|
|
btrfs_set_inode_info bsii;
|
|
ULONG bytesret;
|
|
NTSTATUS Status;
|
|
IO_STATUS_BLOCK iosb;
|
|
btrfs_set_xattr bsxa;
|
|
|
|
// Thanks to 0xbadfca11, whose version of reflink for Windows provided a few pointers on what
|
|
// to do here - https://github.com/0xbadfca11/reflink
|
|
|
|
name = PathFindFileNameW(fn);
|
|
|
|
dirw = dir;
|
|
|
|
if (dir[0] != 0 && dir[wcslen(dir) - 1] != '\\')
|
|
dirw += L"\\";
|
|
|
|
newpath = dirw;
|
|
newpath += name;
|
|
|
|
if (!get_volume_path_parent(fn, volpath1, sizeof(volpath1) / sizeof(WCHAR)))
|
|
throw last_error(GetLastError());
|
|
|
|
if (!GetVolumePathNameW(dir, volpath2, sizeof(volpath2) / sizeof(WCHAR)))
|
|
throw last_error(GetLastError());
|
|
|
|
if (wcscmp(volpath1, volpath2)) // different filesystems
|
|
throw string_error(IDS_CANT_REFLINK_DIFFERENT_FS);
|
|
|
|
source = CreateFileW(fn, GENERIC_READ | FILE_TRAVERSE, FILE_SHARE_READ, nullptr, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS | FILE_OPEN_REPARSE_POINT, nullptr);
|
|
if (source == INVALID_HANDLE_VALUE)
|
|
throw last_error(GetLastError());
|
|
|
|
Status = NtFsControlFile(source, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_GET_INODE_INFO, nullptr, 0, &bii, sizeof(btrfs_inode_info));
|
|
if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
|
|
// if subvol, do snapshot instead
|
|
if (bii.inode == SUBVOL_ROOT_INODE) {
|
|
btrfs_create_snapshot* bcs;
|
|
win_handle dirh;
|
|
wstring destname, search;
|
|
WIN32_FIND_DATAW wfd;
|
|
int num = 2;
|
|
|
|
dirh = CreateFileW(dir, FILE_ADD_SUBDIRECTORY, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, nullptr, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, nullptr);
|
|
if (dirh == INVALID_HANDLE_VALUE)
|
|
throw last_error(GetLastError());
|
|
|
|
search = dirw;
|
|
search += name;
|
|
destname = name;
|
|
|
|
fff_handle fff = FindFirstFileW(search.c_str(), &wfd);
|
|
|
|
if (fff != INVALID_HANDLE_VALUE) {
|
|
do {
|
|
wstringstream ss;
|
|
|
|
ss << name;
|
|
ss << L" (";
|
|
ss << num;
|
|
ss << L")";
|
|
destname = ss.str();
|
|
|
|
search = dirw + destname;
|
|
|
|
fff = FindFirstFileW(search.c_str(), &wfd);
|
|
num++;
|
|
} while (fff != INVALID_HANDLE_VALUE);
|
|
}
|
|
|
|
bcs = (btrfs_create_snapshot*)malloc(sizeof(btrfs_create_snapshot) - sizeof(WCHAR) + (destname.length() * sizeof(WCHAR)));
|
|
bcs->subvol = source;
|
|
bcs->namelen = (uint16_t)(destname.length() * sizeof(WCHAR));
|
|
memcpy(bcs->name, destname.c_str(), destname.length() * sizeof(WCHAR));
|
|
|
|
Status = NtFsControlFile(dirh, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_CREATE_SNAPSHOT, bcs,
|
|
(ULONG)(sizeof(btrfs_create_snapshot) - sizeof(WCHAR) + bcs->namelen), nullptr, 0);
|
|
|
|
free(bcs);
|
|
|
|
if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
|
|
return;
|
|
}
|
|
|
|
Status = NtQueryInformationFile(source, &iosb, &fbi, sizeof(FILE_BASIC_INFO), FileBasicInformation);
|
|
if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
|
|
if (bii.type == BTRFS_TYPE_CHARDEV || bii.type == BTRFS_TYPE_BLOCKDEV || bii.type == BTRFS_TYPE_FIFO || bii.type == BTRFS_TYPE_SOCKET) {
|
|
win_handle dirh;
|
|
btrfs_mknod* bmn;
|
|
|
|
dirh = CreateFileW(dir, FILE_ADD_FILE, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, nullptr, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, nullptr);
|
|
if (dirh == INVALID_HANDLE_VALUE)
|
|
throw last_error(GetLastError());
|
|
|
|
size_t bmnsize = offsetof(btrfs_mknod, name[0]) + (wcslen(name) * sizeof(WCHAR));
|
|
bmn = (btrfs_mknod*)malloc(bmnsize);
|
|
|
|
bmn->inode = 0;
|
|
bmn->type = bii.type;
|
|
bmn->st_rdev = bii.st_rdev;
|
|
bmn->namelen = (uint16_t)(wcslen(name) * sizeof(WCHAR));
|
|
memcpy(bmn->name, name, bmn->namelen);
|
|
|
|
Status = NtFsControlFile(dirh, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_MKNOD, bmn, (ULONG)bmnsize, nullptr, 0);
|
|
if (!NT_SUCCESS(Status)) {
|
|
free(bmn);
|
|
throw ntstatus_error(Status);
|
|
}
|
|
|
|
free(bmn);
|
|
|
|
dest = CreateFileW(newpath.c_str(), GENERIC_READ | GENERIC_WRITE | DELETE, 0, nullptr, OPEN_EXISTING, 0, nullptr);
|
|
} else if (fbi.FileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
|
|
if (CreateDirectoryExW(fn, newpath.c_str(), nullptr))
|
|
dest = CreateFileW(newpath.c_str(), GENERIC_READ | GENERIC_WRITE | DELETE, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
|
|
nullptr, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, nullptr);
|
|
else
|
|
dest = INVALID_HANDLE_VALUE;
|
|
} else
|
|
dest = CreateFileW(newpath.c_str(), GENERIC_READ | GENERIC_WRITE | DELETE, 0, nullptr, CREATE_NEW, 0, source);
|
|
|
|
if (dest == INVALID_HANDLE_VALUE) {
|
|
int num = 2;
|
|
|
|
if (GetLastError() != ERROR_FILE_EXISTS && GetLastError() != ERROR_ALREADY_EXISTS && wcscmp(fn, newpath.c_str()))
|
|
throw last_error(GetLastError());
|
|
|
|
do {
|
|
WCHAR* ext;
|
|
wstringstream ss;
|
|
|
|
ext = PathFindExtensionW(fn);
|
|
|
|
ss << dirw;
|
|
|
|
if (*ext == 0) {
|
|
ss << name;
|
|
ss << L" (";
|
|
ss << num;
|
|
ss << L")";
|
|
} else {
|
|
wstring namew = name;
|
|
|
|
ss << namew.substr(0, ext - name);
|
|
ss << L" (";
|
|
ss << num;
|
|
ss << L")";
|
|
ss << ext;
|
|
}
|
|
|
|
newpath = ss.str();
|
|
if (fbi.FileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
|
|
if (CreateDirectoryExW(fn, newpath.c_str(), nullptr))
|
|
dest = CreateFileW(newpath.c_str(), GENERIC_READ | GENERIC_WRITE | DELETE, 0, nullptr, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, nullptr);
|
|
else
|
|
dest = INVALID_HANDLE_VALUE;
|
|
} else
|
|
dest = CreateFileW(newpath.c_str(), GENERIC_READ | GENERIC_WRITE | DELETE, 0, nullptr, CREATE_NEW, 0, source);
|
|
|
|
if (dest == INVALID_HANDLE_VALUE) {
|
|
if (GetLastError() != ERROR_FILE_EXISTS && GetLastError() != ERROR_ALREADY_EXISTS)
|
|
throw last_error(GetLastError());
|
|
|
|
num++;
|
|
} else
|
|
break;
|
|
} while (true);
|
|
}
|
|
|
|
try {
|
|
memset(&bsii, 0, sizeof(btrfs_set_inode_info));
|
|
|
|
bsii.flags_changed = true;
|
|
bsii.flags = bii.flags;
|
|
|
|
if (bii.flags & BTRFS_INODE_COMPRESS) {
|
|
bsii.compression_type_changed = true;
|
|
bsii.compression_type = bii.compression_type;
|
|
}
|
|
|
|
Status = NtFsControlFile(dest, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_SET_INODE_INFO, &bsii, sizeof(btrfs_set_inode_info), nullptr, 0);
|
|
if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
|
|
if (fbi.FileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
|
|
if (!(fbi.FileAttributes & FILE_ATTRIBUTE_REPARSE_POINT)) {
|
|
fff_handle h;
|
|
WIN32_FIND_DATAW fff;
|
|
wstring qs;
|
|
|
|
qs = fn;
|
|
qs += L"\\*";
|
|
|
|
h = FindFirstFileW(qs.c_str(), &fff);
|
|
if (h != INVALID_HANDLE_VALUE) {
|
|
do {
|
|
wstring fn2;
|
|
|
|
if (fff.cFileName[0] == '.' && (fff.cFileName[1] == 0 || (fff.cFileName[1] == '.' && fff.cFileName[2] == 0)))
|
|
continue;
|
|
|
|
fn2 = fn;
|
|
fn2 += L"\\";
|
|
fn2 += fff.cFileName;
|
|
|
|
reflink_copy(hwnd, fn2.c_str(), newpath.c_str());
|
|
} while (FindNextFileW(h, &fff));
|
|
}
|
|
}
|
|
|
|
// CreateDirectoryExW also copies streams, no need to do it here
|
|
} else {
|
|
if (fbi.FileAttributes & FILE_ATTRIBUTE_REPARSE_POINT) {
|
|
reparse_header rh;
|
|
uint8_t* rp;
|
|
|
|
if (!DeviceIoControl(source, FSCTL_GET_REPARSE_POINT, nullptr, 0, &rh, sizeof(reparse_header), &bytesret, nullptr)) {
|
|
if (GetLastError() != ERROR_MORE_DATA)
|
|
throw last_error(GetLastError());
|
|
}
|
|
|
|
size_t rplen = sizeof(reparse_header) + rh.ReparseDataLength;
|
|
rp = (uint8_t*)malloc(rplen);
|
|
|
|
if (!DeviceIoControl(source, FSCTL_GET_REPARSE_POINT, nullptr, 0, rp, (ULONG)rplen, &bytesret, nullptr))
|
|
throw last_error(GetLastError());
|
|
|
|
if (!DeviceIoControl(dest, FSCTL_SET_REPARSE_POINT, rp, (ULONG)rplen, nullptr, 0, &bytesret, nullptr))
|
|
throw last_error(GetLastError());
|
|
|
|
free(rp);
|
|
} else {
|
|
FILE_STANDARD_INFO fsi;
|
|
FILE_END_OF_FILE_INFO feofi;
|
|
FSCTL_GET_INTEGRITY_INFORMATION_BUFFER fgiib;
|
|
FSCTL_SET_INTEGRITY_INFORMATION_BUFFER fsiib;
|
|
DUPLICATE_EXTENTS_DATA ded;
|
|
uint64_t offset, alloc_size;
|
|
ULONG maxdup;
|
|
|
|
Status = NtQueryInformationFile(source, &iosb, &fsi, sizeof(FILE_STANDARD_INFO), FileStandardInformation);
|
|
if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
|
|
if (!DeviceIoControl(source, FSCTL_GET_INTEGRITY_INFORMATION, nullptr, 0, &fgiib, sizeof(FSCTL_GET_INTEGRITY_INFORMATION_BUFFER), &bytesret, nullptr))
|
|
throw last_error(GetLastError());
|
|
|
|
if (fbi.FileAttributes & FILE_ATTRIBUTE_SPARSE_FILE) {
|
|
if (!DeviceIoControl(dest, FSCTL_SET_SPARSE, nullptr, 0, nullptr, 0, &bytesret, nullptr))
|
|
throw last_error(GetLastError());
|
|
}
|
|
|
|
fsiib.ChecksumAlgorithm = fgiib.ChecksumAlgorithm;
|
|
fsiib.Reserved = 0;
|
|
fsiib.Flags = fgiib.Flags;
|
|
if (!DeviceIoControl(dest, FSCTL_SET_INTEGRITY_INFORMATION, &fsiib, sizeof(FSCTL_SET_INTEGRITY_INFORMATION_BUFFER), nullptr, 0, &bytesret, nullptr))
|
|
throw last_error(GetLastError());
|
|
|
|
feofi.EndOfFile = fsi.EndOfFile;
|
|
Status = NtSetInformationFile(dest, &iosb, &feofi, sizeof(FILE_END_OF_FILE_INFO), FileEndOfFileInformation);
|
|
if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
|
|
ded.FileHandle = source;
|
|
maxdup = 0xffffffff - fgiib.ClusterSizeInBytes + 1;
|
|
|
|
alloc_size = sector_align(fsi.EndOfFile.QuadPart, fgiib.ClusterSizeInBytes);
|
|
|
|
offset = 0;
|
|
while (offset < alloc_size) {
|
|
ded.SourceFileOffset.QuadPart = ded.TargetFileOffset.QuadPart = offset;
|
|
ded.ByteCount.QuadPart = maxdup < (alloc_size - offset) ? maxdup : (alloc_size - offset);
|
|
if (!DeviceIoControl(dest, FSCTL_DUPLICATE_EXTENTS_TO_FILE, &ded, sizeof(DUPLICATE_EXTENTS_DATA), nullptr, 0, &bytesret, nullptr))
|
|
throw last_error(GetLastError());
|
|
|
|
offset += ded.ByteCount.QuadPart;
|
|
}
|
|
}
|
|
|
|
ULONG streambufsize = 0;
|
|
vector<char> streambuf;
|
|
|
|
do {
|
|
streambufsize += 0x1000;
|
|
streambuf.resize(streambufsize);
|
|
|
|
memset(streambuf.data(), 0, streambufsize);
|
|
|
|
Status = NtQueryInformationFile(source, &iosb, streambuf.data(), streambufsize, FileStreamInformation);
|
|
} while (Status == STATUS_BUFFER_OVERFLOW);
|
|
|
|
if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
|
|
auto fsi = reinterpret_cast<FILE_STREAM_INFORMATION*>(streambuf.data());
|
|
|
|
while (true) {
|
|
if (fsi->StreamNameLength > 0) {
|
|
wstring sn = wstring(fsi->StreamName, fsi->StreamNameLength / sizeof(WCHAR));
|
|
|
|
if (sn != L"::$DATA" && sn.length() > 6 && sn.substr(sn.length() - 6, 6) == L":$DATA") {
|
|
win_handle stream;
|
|
uint8_t* data = nullptr;
|
|
auto stream_size = (uint16_t)fsi->StreamSize.QuadPart;
|
|
|
|
|
|
if (stream_size > 0) {
|
|
wstring fn2;
|
|
|
|
fn2 = fn;
|
|
fn2 += sn;
|
|
|
|
stream = CreateFileW(fn2.c_str(), GENERIC_READ, 0, nullptr, OPEN_EXISTING, 0, nullptr);
|
|
|
|
if (stream == INVALID_HANDLE_VALUE)
|
|
throw last_error(GetLastError());
|
|
|
|
// We can get away with this because our streams are guaranteed to be below 64 KB -
|
|
// don't do this on NTFS!
|
|
data = (uint8_t*)malloc(stream_size);
|
|
|
|
if (!ReadFile(stream, data, stream_size, &bytesret, nullptr)) {
|
|
free(data);
|
|
throw last_error(GetLastError());
|
|
}
|
|
}
|
|
|
|
stream = CreateFileW((newpath + sn).c_str(), GENERIC_READ | GENERIC_WRITE | DELETE, 0, nullptr, CREATE_NEW, 0, nullptr);
|
|
|
|
if (stream == INVALID_HANDLE_VALUE) {
|
|
if (data) free(data);
|
|
throw last_error(GetLastError());
|
|
}
|
|
|
|
if (data) {
|
|
if (!WriteFile(stream, data, stream_size, &bytesret, nullptr)) {
|
|
free(data);
|
|
throw last_error(GetLastError());
|
|
}
|
|
|
|
free(data);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (fsi->NextEntryOffset == 0)
|
|
break;
|
|
|
|
fsi = reinterpret_cast<FILE_STREAM_INFORMATION*>(reinterpret_cast<char*>(fsi) + fsi->NextEntryOffset);
|
|
}
|
|
}
|
|
|
|
atime.dwLowDateTime = fbi.LastAccessTime.LowPart;
|
|
atime.dwHighDateTime = fbi.LastAccessTime.HighPart;
|
|
mtime.dwLowDateTime = fbi.LastWriteTime.LowPart;
|
|
mtime.dwHighDateTime = fbi.LastWriteTime.HighPart;
|
|
SetFileTime(dest, nullptr, &atime, &mtime);
|
|
|
|
Status = NtFsControlFile(source, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_GET_XATTRS, nullptr, 0, &bsxa, sizeof(btrfs_set_xattr));
|
|
|
|
if (Status == STATUS_BUFFER_OVERFLOW || (NT_SUCCESS(Status) && bsxa.valuelen > 0)) {
|
|
ULONG xalen = 0;
|
|
btrfs_set_xattr *xa = nullptr, *xa2;
|
|
|
|
do {
|
|
xalen += 1024;
|
|
|
|
if (xa) free(xa);
|
|
xa = (btrfs_set_xattr*)malloc(xalen);
|
|
|
|
Status = NtFsControlFile(source, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_GET_XATTRS, nullptr, 0, xa, xalen);
|
|
} while (Status == STATUS_BUFFER_OVERFLOW);
|
|
|
|
if (!NT_SUCCESS(Status)) {
|
|
free(xa);
|
|
throw ntstatus_error(Status);
|
|
}
|
|
|
|
xa2 = xa;
|
|
while (xa2->valuelen > 0) {
|
|
Status = NtFsControlFile(dest, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_SET_XATTR, xa2,
|
|
(ULONG)(offsetof(btrfs_set_xattr, data[0]) + xa2->namelen + xa2->valuelen), nullptr, 0);
|
|
if (!NT_SUCCESS(Status)) {
|
|
free(xa);
|
|
throw ntstatus_error(Status);
|
|
}
|
|
xa2 = (btrfs_set_xattr*)&xa2->data[xa2->namelen + xa2->valuelen];
|
|
}
|
|
|
|
free(xa);
|
|
} else if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
} catch (...) {
|
|
FILE_DISPOSITION_INFO fdi;
|
|
|
|
fdi.DeleteFile = true;
|
|
Status = NtSetInformationFile(dest, &iosb, &fdi, sizeof(FILE_DISPOSITION_INFO), FileDispositionInformation);
|
|
if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
|
|
throw;
|
|
}
|
|
}
|
|
|
|
HRESULT __stdcall BtrfsContextMenu::InvokeCommand(LPCMINVOKECOMMANDINFO picia) {
|
|
LPCMINVOKECOMMANDINFOEX pici = (LPCMINVOKECOMMANDINFOEX)picia;
|
|
|
|
try {
|
|
if (ignore)
|
|
return E_INVALIDARG;
|
|
|
|
if (!bg) {
|
|
if ((IS_INTRESOURCE(pici->lpVerb) && allow_snapshot && pici->lpVerb == 0) || (!IS_INTRESOURCE(pici->lpVerb) && !strcmp(pici->lpVerb, SNAPSHOT_VERBA))) {
|
|
UINT num_files, i;
|
|
WCHAR fn[MAX_PATH];
|
|
|
|
if (!stgm_set)
|
|
return E_FAIL;
|
|
|
|
num_files = DragQueryFileW((HDROP)stgm.hGlobal, 0xFFFFFFFF, nullptr, 0);
|
|
|
|
if (num_files == 0)
|
|
return E_FAIL;
|
|
|
|
for (i = 0; i < num_files; i++) {
|
|
if (DragQueryFileW((HDROP)stgm.hGlobal, i, fn, sizeof(fn) / sizeof(WCHAR))) {
|
|
create_snapshot(pici->hwnd, fn);
|
|
}
|
|
}
|
|
|
|
return S_OK;
|
|
} else if ((IS_INTRESOURCE(pici->lpVerb) && ((allow_snapshot && (ULONG_PTR)pici->lpVerb == 1) || (!allow_snapshot && (ULONG_PTR)pici->lpVerb == 0))) ||
|
|
(!IS_INTRESOURCE(pici->lpVerb) && !strcmp(pici->lpVerb, SEND_VERBA))) {
|
|
UINT num_files, i;
|
|
WCHAR dll[MAX_PATH], fn[MAX_PATH];
|
|
wstring t;
|
|
SHELLEXECUTEINFOW sei;
|
|
|
|
GetModuleFileNameW(module, dll, sizeof(dll) / sizeof(WCHAR));
|
|
|
|
if (!stgm_set)
|
|
return E_FAIL;
|
|
|
|
num_files = DragQueryFileW((HDROP)stgm.hGlobal, 0xFFFFFFFF, nullptr, 0);
|
|
|
|
if (num_files == 0)
|
|
return E_FAIL;
|
|
|
|
for (i = 0; i < num_files; i++) {
|
|
if (DragQueryFileW((HDROP)stgm.hGlobal, i, fn, sizeof(fn) / sizeof(WCHAR))) {
|
|
t = L"\"";
|
|
t += dll;
|
|
t += L"\",SendSubvolGUI ";
|
|
t += fn;
|
|
|
|
RtlZeroMemory(&sei, sizeof(sei));
|
|
|
|
sei.cbSize = sizeof(sei);
|
|
sei.hwnd = pici->hwnd;
|
|
sei.lpVerb = L"runas";
|
|
sei.lpFile = L"rundll32.exe";
|
|
sei.lpParameters = t.c_str();
|
|
sei.nShow = SW_SHOW;
|
|
sei.fMask = SEE_MASK_NOCLOSEPROCESS;
|
|
|
|
if (!ShellExecuteExW(&sei))
|
|
throw last_error(GetLastError());
|
|
|
|
WaitForSingleObject(sei.hProcess, INFINITE);
|
|
CloseHandle(sei.hProcess);
|
|
}
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
} else {
|
|
if ((IS_INTRESOURCE(pici->lpVerb) && (ULONG_PTR)pici->lpVerb == 0) || (!IS_INTRESOURCE(pici->lpVerb) && !strcmp(pici->lpVerb, NEW_SUBVOL_VERBA))) {
|
|
win_handle h;
|
|
IO_STATUS_BLOCK iosb;
|
|
NTSTATUS Status;
|
|
wstring name, nameorig, searchpath;
|
|
btrfs_create_subvol* bcs;
|
|
WIN32_FIND_DATAW wfd;
|
|
|
|
if (!load_string(module, IDS_NEW_SUBVOL_FILENAME, name))
|
|
throw last_error(GetLastError());
|
|
|
|
h = CreateFileW(path.c_str(), FILE_ADD_SUBDIRECTORY, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, nullptr, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, nullptr);
|
|
|
|
if (h == INVALID_HANDLE_VALUE)
|
|
throw last_error(GetLastError());
|
|
|
|
searchpath = path + L"\\" + name;
|
|
nameorig = name;
|
|
|
|
{
|
|
fff_handle fff = FindFirstFileW(searchpath.c_str(), &wfd);
|
|
|
|
if (fff != INVALID_HANDLE_VALUE) {
|
|
ULONG num = 2;
|
|
|
|
do {
|
|
#ifndef __REACTOS__
|
|
name = nameorig + L" (" + to_wstring(num) + L")";
|
|
#else
|
|
{
|
|
WCHAR buffer[32];
|
|
|
|
swprintf(buffer, L"%d", num);
|
|
name = nameorig + L" (" + buffer + L")";
|
|
}
|
|
#endif
|
|
searchpath = path + L"\\" + name;
|
|
|
|
fff = FindFirstFileW(searchpath.c_str(), &wfd);
|
|
num++;
|
|
} while (fff != INVALID_HANDLE_VALUE);
|
|
}
|
|
}
|
|
|
|
size_t bcslen = offsetof(btrfs_create_subvol, name[0]) + (name.length() * sizeof(WCHAR));
|
|
bcs = (btrfs_create_subvol*)malloc(bcslen);
|
|
|
|
bcs->readonly = false;
|
|
bcs->posix = false;
|
|
bcs->namelen = (uint16_t)(name.length() * sizeof(WCHAR));
|
|
memcpy(bcs->name, name.c_str(), name.length() * sizeof(WCHAR));
|
|
|
|
Status = NtFsControlFile(h, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_CREATE_SUBVOL, bcs, (ULONG)bcslen, nullptr, 0);
|
|
|
|
free(bcs);
|
|
|
|
if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
|
|
return S_OK;
|
|
} else if ((IS_INTRESOURCE(pici->lpVerb) && (ULONG_PTR)pici->lpVerb == 1) || (!IS_INTRESOURCE(pici->lpVerb) && !strcmp(pici->lpVerb, RECV_VERBA))) {
|
|
WCHAR dll[MAX_PATH];
|
|
wstring t;
|
|
SHELLEXECUTEINFOW sei;
|
|
|
|
GetModuleFileNameW(module, dll, sizeof(dll) / sizeof(WCHAR));
|
|
|
|
t = L"\"";
|
|
t += dll;
|
|
t += L"\",RecvSubvolGUI ";
|
|
t += path;
|
|
|
|
RtlZeroMemory(&sei, sizeof(sei));
|
|
|
|
sei.cbSize = sizeof(sei);
|
|
sei.hwnd = pici->hwnd;
|
|
sei.lpVerb = L"runas";
|
|
sei.lpFile = L"rundll32.exe";
|
|
sei.lpParameters = t.c_str();
|
|
sei.nShow = SW_SHOW;
|
|
sei.fMask = SEE_MASK_NOCLOSEPROCESS;
|
|
|
|
if (!ShellExecuteExW(&sei))
|
|
throw last_error(GetLastError());
|
|
|
|
WaitForSingleObject(sei.hProcess, INFINITE);
|
|
CloseHandle(sei.hProcess);
|
|
|
|
return S_OK;
|
|
} else if ((IS_INTRESOURCE(pici->lpVerb) && (ULONG_PTR)pici->lpVerb == 2) || (!IS_INTRESOURCE(pici->lpVerb) && !strcmp(pici->lpVerb, REFLINK_VERBA))) {
|
|
HDROP hdrop;
|
|
|
|
if (!IsClipboardFormatAvailable(CF_HDROP))
|
|
return S_OK;
|
|
|
|
if (!OpenClipboard(pici->hwnd))
|
|
throw last_error(GetLastError());
|
|
|
|
try {
|
|
hdrop = (HDROP)GetClipboardData(CF_HDROP);
|
|
|
|
if (hdrop) {
|
|
HANDLE lh;
|
|
|
|
lh = GlobalLock(hdrop);
|
|
|
|
if (lh) {
|
|
try {
|
|
ULONG num_files, i;
|
|
WCHAR fn[MAX_PATH];
|
|
|
|
num_files = DragQueryFileW(hdrop, 0xFFFFFFFF, nullptr, 0);
|
|
|
|
for (i = 0; i < num_files; i++) {
|
|
if (DragQueryFileW(hdrop, i, fn, sizeof(fn) / sizeof(WCHAR))) {
|
|
reflink_copy(pici->hwnd, fn, pici->lpDirectoryW);
|
|
}
|
|
}
|
|
} catch (...) {
|
|
GlobalUnlock(lh);
|
|
throw;
|
|
}
|
|
|
|
GlobalUnlock(lh);
|
|
}
|
|
}
|
|
} catch (...) {
|
|
CloseClipboard();
|
|
throw;
|
|
}
|
|
|
|
CloseClipboard();
|
|
|
|
return S_OK;
|
|
}
|
|
}
|
|
} catch (const exception& e) {
|
|
error_message(pici->hwnd, e.what());
|
|
}
|
|
|
|
return E_FAIL;
|
|
}
|
|
|
|
HRESULT __stdcall BtrfsContextMenu::GetCommandString(UINT_PTR idCmd, UINT uFlags, UINT* pwReserved, LPSTR pszName, UINT cchMax) {
|
|
if (ignore)
|
|
return E_INVALIDARG;
|
|
|
|
if (idCmd != 0)
|
|
return E_INVALIDARG;
|
|
|
|
if (!bg) {
|
|
if (idCmd == 0) {
|
|
switch (uFlags) {
|
|
case GCS_HELPTEXTA:
|
|
if (LoadStringA(module, IDS_CREATE_SNAPSHOT_HELP_TEXT, pszName, cchMax))
|
|
return S_OK;
|
|
else
|
|
return E_FAIL;
|
|
|
|
case GCS_HELPTEXTW:
|
|
if (LoadStringW(module, IDS_CREATE_SNAPSHOT_HELP_TEXT, (LPWSTR)pszName, cchMax))
|
|
return S_OK;
|
|
else
|
|
return E_FAIL;
|
|
|
|
case GCS_VALIDATEA:
|
|
case GCS_VALIDATEW:
|
|
return S_OK;
|
|
|
|
case GCS_VERBA:
|
|
return StringCchCopyA(pszName, cchMax, SNAPSHOT_VERBA);
|
|
|
|
case GCS_VERBW:
|
|
return StringCchCopyW((STRSAFE_LPWSTR)pszName, cchMax, SNAPSHOT_VERBW);
|
|
|
|
default:
|
|
return E_INVALIDARG;
|
|
}
|
|
} else if (idCmd == 1) {
|
|
switch (uFlags) {
|
|
case GCS_HELPTEXTA:
|
|
if (LoadStringA(module, IDS_SEND_SUBVOL_HELP, pszName, cchMax))
|
|
return S_OK;
|
|
else
|
|
return E_FAIL;
|
|
|
|
case GCS_HELPTEXTW:
|
|
if (LoadStringW(module, IDS_SEND_SUBVOL_HELP, (LPWSTR)pszName, cchMax))
|
|
return S_OK;
|
|
else
|
|
return E_FAIL;
|
|
|
|
case GCS_VALIDATEA:
|
|
case GCS_VALIDATEW:
|
|
return S_OK;
|
|
|
|
case GCS_VERBA:
|
|
return StringCchCopyA(pszName, cchMax, SEND_VERBA);
|
|
|
|
case GCS_VERBW:
|
|
return StringCchCopyW((STRSAFE_LPWSTR)pszName, cchMax, SEND_VERBW);
|
|
|
|
default:
|
|
return E_INVALIDARG;
|
|
}
|
|
} else
|
|
return E_INVALIDARG;
|
|
} else {
|
|
if (idCmd == 0) {
|
|
switch (uFlags) {
|
|
case GCS_HELPTEXTA:
|
|
if (LoadStringA(module, IDS_NEW_SUBVOL_HELP_TEXT, pszName, cchMax))
|
|
return S_OK;
|
|
else
|
|
return E_FAIL;
|
|
|
|
case GCS_HELPTEXTW:
|
|
if (LoadStringW(module, IDS_NEW_SUBVOL_HELP_TEXT, (LPWSTR)pszName, cchMax))
|
|
return S_OK;
|
|
else
|
|
return E_FAIL;
|
|
|
|
case GCS_VALIDATEA:
|
|
case GCS_VALIDATEW:
|
|
return S_OK;
|
|
|
|
case GCS_VERBA:
|
|
return StringCchCopyA(pszName, cchMax, NEW_SUBVOL_VERBA);
|
|
|
|
case GCS_VERBW:
|
|
return StringCchCopyW((STRSAFE_LPWSTR)pszName, cchMax, NEW_SUBVOL_VERBW);
|
|
|
|
default:
|
|
return E_INVALIDARG;
|
|
}
|
|
} else if (idCmd == 1) {
|
|
switch (uFlags) {
|
|
case GCS_HELPTEXTA:
|
|
if (LoadStringA(module, IDS_RECV_SUBVOL_HELP, pszName, cchMax))
|
|
return S_OK;
|
|
else
|
|
return E_FAIL;
|
|
|
|
case GCS_HELPTEXTW:
|
|
if (LoadStringW(module, IDS_RECV_SUBVOL_HELP, (LPWSTR)pszName, cchMax))
|
|
return S_OK;
|
|
else
|
|
return E_FAIL;
|
|
|
|
case GCS_VALIDATEA:
|
|
case GCS_VALIDATEW:
|
|
return S_OK;
|
|
|
|
case GCS_VERBA:
|
|
return StringCchCopyA(pszName, cchMax, RECV_VERBA);
|
|
|
|
case GCS_VERBW:
|
|
return StringCchCopyW((STRSAFE_LPWSTR)pszName, cchMax, RECV_VERBW);
|
|
|
|
default:
|
|
return E_INVALIDARG;
|
|
}
|
|
} else if (idCmd == 2) {
|
|
switch (uFlags) {
|
|
case GCS_HELPTEXTA:
|
|
if (LoadStringA(module, IDS_REFLINK_PASTE_HELP, pszName, cchMax))
|
|
return S_OK;
|
|
else
|
|
return E_FAIL;
|
|
|
|
case GCS_HELPTEXTW:
|
|
if (LoadStringW(module, IDS_REFLINK_PASTE_HELP, (LPWSTR)pszName, cchMax))
|
|
return S_OK;
|
|
else
|
|
return E_FAIL;
|
|
|
|
case GCS_VALIDATEA:
|
|
case GCS_VALIDATEW:
|
|
return S_OK;
|
|
|
|
case GCS_VERBA:
|
|
return StringCchCopyA(pszName, cchMax, REFLINK_VERBA);
|
|
|
|
case GCS_VERBW:
|
|
return StringCchCopyW((STRSAFE_LPWSTR)pszName, cchMax, REFLINK_VERBW);
|
|
|
|
default:
|
|
return E_INVALIDARG;
|
|
}
|
|
} else
|
|
return E_INVALIDARG;
|
|
}
|
|
}
|
|
|
|
static void reflink_copy2(const wstring& srcfn, const wstring& destdir, const wstring& destname) {
|
|
win_handle source, dest;
|
|
FILE_BASIC_INFO fbi;
|
|
FILETIME atime, mtime;
|
|
btrfs_inode_info bii;
|
|
btrfs_set_inode_info bsii;
|
|
ULONG bytesret;
|
|
NTSTATUS Status;
|
|
IO_STATUS_BLOCK iosb;
|
|
btrfs_set_xattr bsxa;
|
|
|
|
source = CreateFileW(srcfn.c_str(), GENERIC_READ | FILE_TRAVERSE, FILE_SHARE_READ, nullptr, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS | FILE_OPEN_REPARSE_POINT, nullptr);
|
|
if (source == INVALID_HANDLE_VALUE)
|
|
throw last_error(GetLastError());
|
|
|
|
Status = NtFsControlFile(source, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_GET_INODE_INFO, nullptr, 0, &bii, sizeof(btrfs_inode_info));
|
|
if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
|
|
// if subvol, do snapshot instead
|
|
if (bii.inode == SUBVOL_ROOT_INODE) {
|
|
btrfs_create_snapshot* bcs;
|
|
win_handle dirh;
|
|
|
|
dirh = CreateFileW(destdir.c_str(), FILE_ADD_SUBDIRECTORY, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, nullptr, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, nullptr);
|
|
if (dirh == INVALID_HANDLE_VALUE)
|
|
throw last_error(GetLastError());
|
|
|
|
size_t bcslen = offsetof(btrfs_create_snapshot, name[0]) + (destname.length() * sizeof(WCHAR));
|
|
bcs = (btrfs_create_snapshot*)malloc(bcslen);
|
|
bcs->subvol = source;
|
|
bcs->namelen = (uint16_t)(destname.length() * sizeof(WCHAR));
|
|
memcpy(bcs->name, destname.c_str(), destname.length() * sizeof(WCHAR));
|
|
|
|
Status = NtFsControlFile(dirh, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_CREATE_SNAPSHOT, bcs, (ULONG)bcslen, nullptr, 0);
|
|
if (!NT_SUCCESS(Status)) {
|
|
free(bcs);
|
|
throw ntstatus_error(Status);
|
|
}
|
|
|
|
free(bcs);
|
|
|
|
return;
|
|
}
|
|
|
|
Status = NtQueryInformationFile(source, &iosb, &fbi, sizeof(FILE_BASIC_INFO), FileBasicInformation);
|
|
if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
|
|
if (bii.type == BTRFS_TYPE_CHARDEV || bii.type == BTRFS_TYPE_BLOCKDEV || bii.type == BTRFS_TYPE_FIFO || bii.type == BTRFS_TYPE_SOCKET) {
|
|
win_handle dirh;
|
|
btrfs_mknod* bmn;
|
|
|
|
dirh = CreateFileW(destdir.c_str(), FILE_ADD_FILE, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, nullptr, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, nullptr);
|
|
if (dirh == INVALID_HANDLE_VALUE)
|
|
throw last_error(GetLastError());
|
|
|
|
size_t bmnsize = offsetof(btrfs_mknod, name[0]) + (destname.length() * sizeof(WCHAR));
|
|
bmn = (btrfs_mknod*)malloc(bmnsize);
|
|
|
|
bmn->inode = 0;
|
|
bmn->type = bii.type;
|
|
bmn->st_rdev = bii.st_rdev;
|
|
bmn->namelen = (uint16_t)(destname.length() * sizeof(WCHAR));
|
|
memcpy(bmn->name, destname.c_str(), bmn->namelen);
|
|
|
|
Status = NtFsControlFile(dirh, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_MKNOD, bmn, (ULONG)bmnsize, nullptr, 0);
|
|
if (!NT_SUCCESS(Status)) {
|
|
free(bmn);
|
|
throw ntstatus_error(Status);
|
|
}
|
|
|
|
free(bmn);
|
|
|
|
dest = CreateFileW((destdir + destname).c_str(), GENERIC_READ | GENERIC_WRITE | DELETE, 0, nullptr, OPEN_EXISTING, 0, nullptr);
|
|
} else if (fbi.FileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
|
|
if (CreateDirectoryExW(srcfn.c_str(), (destdir + destname).c_str(), nullptr))
|
|
dest = CreateFileW((destdir + destname).c_str(), GENERIC_READ | GENERIC_WRITE | DELETE, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
|
|
nullptr, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, nullptr);
|
|
else
|
|
dest = INVALID_HANDLE_VALUE;
|
|
} else
|
|
dest = CreateFileW((destdir + destname).c_str(), GENERIC_READ | GENERIC_WRITE | DELETE, 0, nullptr, CREATE_NEW, 0, source);
|
|
|
|
if (dest == INVALID_HANDLE_VALUE)
|
|
throw last_error(GetLastError());
|
|
|
|
memset(&bsii, 0, sizeof(btrfs_set_inode_info));
|
|
|
|
bsii.flags_changed = true;
|
|
bsii.flags = bii.flags;
|
|
|
|
if (bii.flags & BTRFS_INODE_COMPRESS) {
|
|
bsii.compression_type_changed = true;
|
|
bsii.compression_type = bii.compression_type;
|
|
}
|
|
|
|
try {
|
|
Status = NtFsControlFile(dest, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_SET_INODE_INFO, &bsii, sizeof(btrfs_set_inode_info), nullptr, 0);
|
|
if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
|
|
if (fbi.FileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
|
|
if (!(fbi.FileAttributes & FILE_ATTRIBUTE_REPARSE_POINT)) {
|
|
WIN32_FIND_DATAW fff;
|
|
wstring qs;
|
|
|
|
qs = srcfn;
|
|
qs += L"\\*";
|
|
|
|
fff_handle h = FindFirstFileW(qs.c_str(), &fff);
|
|
if (h != INVALID_HANDLE_VALUE) {
|
|
do {
|
|
wstring fn2;
|
|
|
|
if (fff.cFileName[0] == '.' && (fff.cFileName[1] == 0 || (fff.cFileName[1] == '.' && fff.cFileName[2] == 0)))
|
|
continue;
|
|
|
|
fn2 = srcfn;
|
|
fn2 += L"\\";
|
|
fn2 += fff.cFileName;
|
|
|
|
reflink_copy2(fn2, destdir + destname + L"\\", fff.cFileName);
|
|
} while (FindNextFileW(h, &fff));
|
|
}
|
|
}
|
|
|
|
// CreateDirectoryExW also copies streams, no need to do it here
|
|
} else {
|
|
if (fbi.FileAttributes & FILE_ATTRIBUTE_REPARSE_POINT) {
|
|
reparse_header rh;
|
|
uint8_t* rp;
|
|
|
|
if (!DeviceIoControl(source, FSCTL_GET_REPARSE_POINT, nullptr, 0, &rh, sizeof(reparse_header), &bytesret, nullptr)) {
|
|
if (GetLastError() != ERROR_MORE_DATA)
|
|
throw last_error(GetLastError());
|
|
}
|
|
|
|
size_t rplen = sizeof(reparse_header) + rh.ReparseDataLength;
|
|
rp = (uint8_t*)malloc(rplen);
|
|
|
|
try {
|
|
if (!DeviceIoControl(source, FSCTL_GET_REPARSE_POINT, nullptr, 0, rp, (DWORD)rplen, &bytesret, nullptr))
|
|
throw last_error(GetLastError());
|
|
|
|
if (!DeviceIoControl(dest, FSCTL_SET_REPARSE_POINT, rp, (DWORD)rplen, nullptr, 0, &bytesret, nullptr))
|
|
throw last_error(GetLastError());
|
|
} catch (...) {
|
|
free(rp);
|
|
throw;
|
|
}
|
|
|
|
free(rp);
|
|
} else {
|
|
FILE_STANDARD_INFO fsi;
|
|
FILE_END_OF_FILE_INFO feofi;
|
|
FSCTL_GET_INTEGRITY_INFORMATION_BUFFER fgiib;
|
|
FSCTL_SET_INTEGRITY_INFORMATION_BUFFER fsiib;
|
|
DUPLICATE_EXTENTS_DATA ded;
|
|
uint64_t offset, alloc_size;
|
|
ULONG maxdup;
|
|
|
|
Status = NtQueryInformationFile(source, &iosb, &fsi, sizeof(FILE_STANDARD_INFO), FileStandardInformation);
|
|
if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
|
|
if (!DeviceIoControl(source, FSCTL_GET_INTEGRITY_INFORMATION, nullptr, 0, &fgiib, sizeof(FSCTL_GET_INTEGRITY_INFORMATION_BUFFER), &bytesret, nullptr))
|
|
throw last_error(GetLastError());
|
|
|
|
if (fbi.FileAttributes & FILE_ATTRIBUTE_SPARSE_FILE) {
|
|
if (!DeviceIoControl(dest, FSCTL_SET_SPARSE, nullptr, 0, nullptr, 0, &bytesret, nullptr))
|
|
throw last_error(GetLastError());
|
|
}
|
|
|
|
fsiib.ChecksumAlgorithm = fgiib.ChecksumAlgorithm;
|
|
fsiib.Reserved = 0;
|
|
fsiib.Flags = fgiib.Flags;
|
|
if (!DeviceIoControl(dest, FSCTL_SET_INTEGRITY_INFORMATION, &fsiib, sizeof(FSCTL_SET_INTEGRITY_INFORMATION_BUFFER), nullptr, 0, &bytesret, nullptr))
|
|
throw last_error(GetLastError());
|
|
|
|
feofi.EndOfFile = fsi.EndOfFile;
|
|
Status = NtSetInformationFile(dest, &iosb, &feofi, sizeof(FILE_END_OF_FILE_INFO), FileEndOfFileInformation);
|
|
if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
|
|
ded.FileHandle = source;
|
|
maxdup = 0xffffffff - fgiib.ClusterSizeInBytes + 1;
|
|
|
|
alloc_size = sector_align(fsi.EndOfFile.QuadPart, fgiib.ClusterSizeInBytes);
|
|
|
|
offset = 0;
|
|
while (offset < alloc_size) {
|
|
ded.SourceFileOffset.QuadPart = ded.TargetFileOffset.QuadPart = offset;
|
|
ded.ByteCount.QuadPart = maxdup < (alloc_size - offset) ? maxdup : (alloc_size - offset);
|
|
if (!DeviceIoControl(dest, FSCTL_DUPLICATE_EXTENTS_TO_FILE, &ded, sizeof(DUPLICATE_EXTENTS_DATA), nullptr, 0, &bytesret, nullptr))
|
|
throw last_error(GetLastError());
|
|
|
|
offset += ded.ByteCount.QuadPart;
|
|
}
|
|
}
|
|
|
|
ULONG streambufsize = 0;
|
|
vector<char> streambuf;
|
|
|
|
do {
|
|
streambufsize += 0x1000;
|
|
streambuf.resize(streambufsize);
|
|
|
|
memset(streambuf.data(), 0, streambufsize);
|
|
|
|
Status = NtQueryInformationFile(source, &iosb, streambuf.data(), streambufsize, FileStreamInformation);
|
|
} while (Status == STATUS_BUFFER_OVERFLOW);
|
|
|
|
if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
|
|
auto fsi = reinterpret_cast<FILE_STREAM_INFORMATION*>(streambuf.data());
|
|
|
|
while (true) {
|
|
if (fsi->StreamNameLength > 0) {
|
|
wstring sn = wstring(fsi->StreamName, fsi->StreamNameLength / sizeof(WCHAR));
|
|
|
|
if (sn != L"::$DATA" && sn.length() > 6 && sn.substr(sn.length() - 6, 6) == L":$DATA") {
|
|
win_handle stream;
|
|
uint8_t* data = nullptr;
|
|
auto stream_size = (uint16_t)fsi->StreamSize.QuadPart;
|
|
|
|
if (stream_size > 0) {
|
|
wstring fn2;
|
|
|
|
fn2 = srcfn;
|
|
fn2 += sn;
|
|
|
|
stream = CreateFileW(fn2.c_str(), GENERIC_READ, 0, nullptr, OPEN_EXISTING, 0, nullptr);
|
|
|
|
if (stream == INVALID_HANDLE_VALUE)
|
|
throw last_error(GetLastError());
|
|
|
|
// We can get away with this because our streams are guaranteed to be below 64 KB -
|
|
// don't do this on NTFS!
|
|
data = (uint8_t*)malloc(stream_size);
|
|
|
|
if (!ReadFile(stream, data, stream_size, &bytesret, nullptr)) {
|
|
free(data);
|
|
throw last_error(GetLastError());
|
|
}
|
|
}
|
|
|
|
stream = CreateFileW((destdir + destname + sn).c_str(), GENERIC_READ | GENERIC_WRITE | DELETE, 0, nullptr, CREATE_NEW, 0, nullptr);
|
|
|
|
if (stream == INVALID_HANDLE_VALUE) {
|
|
if (data) free(data);
|
|
throw last_error(GetLastError());
|
|
}
|
|
|
|
if (data) {
|
|
if (!WriteFile(stream, data, stream_size, &bytesret, nullptr)) {
|
|
free(data);
|
|
throw last_error(GetLastError());
|
|
}
|
|
|
|
free(data);
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
if (fsi->NextEntryOffset == 0)
|
|
break;
|
|
|
|
fsi = reinterpret_cast<FILE_STREAM_INFORMATION*>(reinterpret_cast<char*>(fsi) + fsi->NextEntryOffset);
|
|
}
|
|
}
|
|
|
|
atime.dwLowDateTime = fbi.LastAccessTime.LowPart;
|
|
atime.dwHighDateTime = fbi.LastAccessTime.HighPart;
|
|
mtime.dwLowDateTime = fbi.LastWriteTime.LowPart;
|
|
mtime.dwHighDateTime = fbi.LastWriteTime.HighPart;
|
|
SetFileTime(dest, nullptr, &atime, &mtime);
|
|
|
|
Status = NtFsControlFile(source, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_GET_XATTRS, nullptr, 0, &bsxa, sizeof(btrfs_set_xattr));
|
|
|
|
if (Status == STATUS_BUFFER_OVERFLOW || (NT_SUCCESS(Status) && bsxa.valuelen > 0)) {
|
|
ULONG xalen = 0;
|
|
btrfs_set_xattr *xa = nullptr, *xa2;
|
|
|
|
do {
|
|
xalen += 1024;
|
|
|
|
if (xa) free(xa);
|
|
xa = (btrfs_set_xattr*)malloc(xalen);
|
|
|
|
Status = NtFsControlFile(source, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_GET_XATTRS, nullptr, 0, xa, xalen);
|
|
} while (Status == STATUS_BUFFER_OVERFLOW);
|
|
|
|
if (!NT_SUCCESS(Status)) {
|
|
free(xa);
|
|
throw ntstatus_error(Status);
|
|
}
|
|
|
|
xa2 = xa;
|
|
while (xa2->valuelen > 0) {
|
|
Status = NtFsControlFile(dest, nullptr, nullptr, nullptr, &iosb, FSCTL_BTRFS_SET_XATTR, xa2,
|
|
(ULONG)(offsetof(btrfs_set_xattr, data[0]) + xa2->namelen + xa2->valuelen), nullptr, 0);
|
|
if (!NT_SUCCESS(Status)) {
|
|
free(xa);
|
|
throw ntstatus_error(Status);
|
|
}
|
|
xa2 = (btrfs_set_xattr*)&xa2->data[xa2->namelen + xa2->valuelen];
|
|
}
|
|
|
|
free(xa);
|
|
} else if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
} catch (...) {
|
|
FILE_DISPOSITION_INFO fdi;
|
|
|
|
fdi.DeleteFile = true;
|
|
Status = NtSetInformationFile(dest, &iosb, &fdi, sizeof(FILE_DISPOSITION_INFO), FileDispositionInformation);
|
|
if (!NT_SUCCESS(Status))
|
|
throw ntstatus_error(Status);
|
|
|
|
throw;
|
|
}
|
|
}
|
|
|
|
extern "C" void CALLBACK ReflinkCopyW(HWND hwnd, HINSTANCE hinst, LPWSTR lpszCmdLine, int nCmdShow) {
|
|
vector<wstring> args;
|
|
|
|
command_line_to_args(lpszCmdLine, args);
|
|
|
|
if (args.size() >= 2) {
|
|
bool dest_is_dir = false;
|
|
wstring dest = args[args.size() - 1], destdir, destname;
|
|
WCHAR volpath2[MAX_PATH];
|
|
|
|
{
|
|
win_handle destdirh = CreateFileW(dest.c_str(), FILE_TRAVERSE, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
|
|
nullptr, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, nullptr);
|
|
|
|
if (destdirh != INVALID_HANDLE_VALUE) {
|
|
BY_HANDLE_FILE_INFORMATION bhfi;
|
|
|
|
if (GetFileInformationByHandle(destdirh, &bhfi) && bhfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
|
|
dest_is_dir = true;
|
|
|
|
destdir = dest;
|
|
if (destdir.substr(destdir.length() - 1, 1) != L"\\")
|
|
destdir += L"\\";
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!dest_is_dir) {
|
|
size_t found = dest.rfind(L"\\");
|
|
|
|
if (found == wstring::npos) {
|
|
destdir = L"";
|
|
destname = dest;
|
|
} else {
|
|
destdir = dest.substr(0, found);
|
|
destname = dest.substr(found + 1);
|
|
}
|
|
}
|
|
|
|
if (!GetVolumePathNameW(dest.c_str(), volpath2, sizeof(volpath2) / sizeof(WCHAR)))
|
|
return;
|
|
|
|
for (unsigned int i = 0; i < args.size() - 1; i++) {
|
|
WIN32_FIND_DATAW ffd;
|
|
|
|
fff_handle h = FindFirstFileW(args[i].c_str(), &ffd);
|
|
if (h != INVALID_HANDLE_VALUE) {
|
|
WCHAR volpath1[MAX_PATH];
|
|
wstring path = args[i];
|
|
size_t found = path.rfind(L"\\");
|
|
|
|
if (found == wstring::npos)
|
|
path = L"";
|
|
else
|
|
path = path.substr(0, found);
|
|
|
|
path += L"\\";
|
|
|
|
if (get_volume_path_parent(path.c_str(), volpath1, sizeof(volpath1) / sizeof(WCHAR))) {
|
|
if (!wcscmp(volpath1, volpath2)) {
|
|
do {
|
|
try {
|
|
reflink_copy2(path + ffd.cFileName, destdir, dest_is_dir ? ffd.cFileName : destname);
|
|
} catch (const exception& e) {
|
|
cerr << "Error: " << e.what() << endl;
|
|
}
|
|
} while (FindNextFileW(h, &ffd));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} |