public Stream12 method_12(string A_0, STGM A_1)
{
Interface40 interface2;
int num = 11;
if (A_0 == null)
{
throw new ArgumentNullException(BookmarkStart.b("䈰䜲娴䔶堸尺堼焾⁀⹂⁄", num));
}
this.method_22();
int errorCode = this.interface40_0.imethod_3(A_0, IntPtr.Zero, A_1, IntPtr.Zero, 0, out interface2);
if (errorCode != 0)
{
throw new ExternalException(BookmarkStart.b("爰刲嬴夶嘸伺ᴼ倾ㅀ♂⭄杆㩈㹊⽌潎≐❒㩔╖㡘㱚㡜煞䅠ၢၤզ䥨ᡪᥬnͰቲቴቶ奸ᕺᱼቾꎂ뎈ꮊ", num) + A_0, errorCode);
}
Stream12 stream = new Stream12 {
interface40_0 = interface2,
string_2 = A_0
};
stream.method_27();
stream.stgm_5 = A_1;
return(stream);
}
public Stream12 method_14(string A_0, STGM A_1)
{
Interface40 interface2;
int num = 0x11;
if (A_0 == null)
{
throw new ArgumentNullException(BookmarkStart.b("䐶䴸吺似帾♀♂ୄ♆⑈⹊", num));
}
this.method_22();
int errorCode = this.interface40_0.imethod_2(A_0, A_1, 0, 0, out interface2);
if (errorCode != 0)
{
throw new ExternalException(BookmarkStart.b("琶堸唺匼倾㕀捂⩄㝆ⱈ╊浌㱎ㅒ畔ⵘ㑚⽜㹞٠٢䭤䝦ᩨṪཬ佮ɰݲᩴնᡸᱺ彾ꦈﺌ떎놐", num) + A_0, errorCode);
}
Stream12 stream = new Stream12 {
interface40_0 = interface2,
string_2 = A_0
};
interface2 = null;
stream.method_27();
stream.stgm_5 = A_1;
this.list_1.Add(A_0);
return(stream);
}
public Stream12(Stream12 A_0, string A_1, STGM A_2, bool A_3)
{
int num = 0x13;
this.long_0 = -1L;
this.list_0 = new List <string>();
this.list_1 = new List <string>();
if (A_0 == null)
{
throw new ArgumentNullException(BookmarkStart.b("䨸伺刼䴾⁀⑂⁄", num));
}
if (A_0.interface40_0 == null)
{
throw new ArgumentException(BookmarkStart.b("倸唺䴼䨾㕀捂㙄㍆♈㥊ⱌ⡎㑐獒㡔≖⩘⽚絜㵞Ѡ䍢ᝦ౨ժ୮", num));
}
if (A_1 == null)
{
throw new ArgumentNullException(BookmarkStart.b("䨸伺似娾⁀⹂ୄ♆⑈⹊", num));
}
IntPtr iUnknownForObject = Marshal.GetIUnknownForObject(A_0.interface40_0);
this.interface40_0 = (Interface40)Marshal.GetObjectForIUnknown(iUnknownForObject);
Marshal.Release(iUnknownForObject);
this.stgm_5 = A_0.stgm_5;
this.list_1.AddRange(A_0.list_1);
this.list_0.AddRange(A_0.list_0);
if (A_3)
{
this.method_16(A_1, A_2);
}
else
{
this.method_10(A_1, A_2);
}
}
static extern int StgOpenStorageOnILockBytes( ILockBytes plkbyt, IStorage pStgPriority, STGM grfMode, IntPtr snbEnclude, uint reserved, out IStorage ppstgOpen);
/// <summary>
/// Opens the compound file storage.
/// </summary>
/// <param name="pwcsName">The path to the compound file to create</param>
/// <param name="ppstg">(out) The IStorage representing this compound file</param>
/// <returns>True indicates it opened successfully. False indicates that the file
/// could not be found.</returns>
public bool OpenStorage(
string pwcsName,
STGM flags,
out IStorage ppstg)
{
if (!ValidateCompoundFileStorage(pwcsName))
{
ppstg = null;
return(false);
}
Ole32Storage.STGOPTIONS stgoptions = new Ole32Storage.STGOPTIONS();
stgoptions.usVersion = 1;
stgoptions.ulSectorSize = 4096;
Guid guidIStorage = typeof(IStorage).GUID;
int result = Ole32Storage.StgOpenStorageEx(
pwcsName,
flags,
STGFMT.STGFMT_DOCFILE,
0,
ref stgoptions,
IntPtr.Zero,
ref guidIStorage,
out ppstg);
if (result != HRESULT.S_OK)
{
Marshal.ThrowExceptionForHR(result);
}
return(true);
}
public Class491(string A_0, STGM A_1)
{
Interface40 interface2;
int num = 4;
if ((A_0 == null) || (A_0.Length == 0))
{
throw new ArgumentOutOfRangeException(BookmarkStart.b("䰩䔫䈭唯簱唳嬵崷", num));
}
if ((A_1 & STGM.STGM_CREATE) == STGM.STGM_DIRECT)
{
using (FileStream stream = new FileStream(A_0, FileMode.Open, FileAccess.Read, FileShare.Read))
{
this.method_2(stream);
return;
}
}
Guid guid = new Guid(BookmarkStart.b("ᨩᰫḭ/ȱгص娷瀿牁楃癅硇穉籋捍ፏ扑摓晕畗橙汛湝偟剡呣噥塧婩屫婭䙯", num));
int errorCode = Class359.StgCreateStorageEx(A_0, A_1, STGFMT.STGFMT_DOCFILE, 0, IntPtr.Zero, IntPtr.Zero, ref guid, out interface2);
switch (errorCode)
{
case -2147287007:
case -2147287008:
throw new Exception9();
default:
if (errorCode != 0)
{
throw new ExternalException(BookmarkStart.b("椩䴫䀭帯崱䀳ᘵ圷䨹夻倽怿ㅁぃ⥅㩇⭉⭋⭍繏牑ቓ㽕㑗㽙籛ၝşཡţ䙥ŧᥩ噫乭", num) + A_0, errorCode);
}
this.class1005_0 = new Class1005(interface2);
break;
}
}
/// <summary>
/// Opens an existing substorage.
/// </summary>
/// <param name="pwcsName">The name of the substorage to create</param>
/// <param name="writable">Whether to open the storage as writable</param>
/// <param name="ppstg">The IStorage that is created</param>
public bool OpenStorage(
string pwcsName,
STGM flags,
out IStorage ppstg)
{
// Note: The compound file implementation of structured
// storage requires that all substorages and substreams be opened as share_exclusive (locking
// is managed at the file level).
try
{
this.storage.OpenStorage(
pwcsName,
IntPtr.Zero,
flags,
IntPtr.Zero,
0,
out ppstg
);
}
catch (COMException e)
{
if (e.ErrorCode == STG_E.FILENOTFOUND)
{
ppstg = null;
return(false);
}
throw;
}
return(true);
}
public static extern int StgOpenStorage(
[MarshalAs(UnmanagedType.LPTStr)] string pwcsName,
IStorage pstgPriority,
STGM grfMode,
IntPtr snbExclude, // exclude not supported, pass null
uint reserved,
out IStorage ppstgOpen);
static extern int StgOpenStorage(
[MarshalAs(UnmanagedType.LPWStr)] string pwcsName,
IStorage pstgPriority,
STGM grfMode,
IntPtr snbExclude,
uint reserved,
out IStorage ppstgOpen);
static extern int StgOpenStorageOnILockBytes(
ILockBytes plkbyt,
IStorage pStgPriority,
STGM grfMode,
IntPtr snbEnclude,
uint reserved,
out IStorage ppstgOpen);
static extern int StgOpenStorage( [MarshalAs(UnmanagedType.LPWStr)] string pwcsName, IStorage pstgPriority, STGM grfMode, IntPtr snbExclude, uint reserved, out IStorage ppstgOpen);
public static extern int StgOpenStorage(
[MarshalAs(UnmanagedType.LPTStr)] string pwcsName,
IStorage pstgPriority,
STGM grfMode,
IntPtr snbExclude, // exclude not supported, pass null
uint reserved,
out IStorage ppstgOpen);
public static extern int StgOpenStorage(
[In, MarshalAs(UnmanagedType.LPWStr)] string pwcsName,
[In] IStorage pstgPriority,
[In] STGM grfMode,
[In] IntPtr snbExclude,
[In] int reserved,
[Out] out IStorage ppstgOpen
);
public IStorage OpenStorage(string storageName, STGM mode = STGM.STGM_SHARE_EXCLUSIVE)
{
IStorage storage;
m_Storage.OpenStorage(storageName, null,
(uint)mode, IntPtr.Zero, 0, out storage);
return(storage);
}
static extern void CoGetInstanceFromFile(
COSERVERINFO pServerInfo,
ref Guid pClsid,
[MarshalAs(UnmanagedType.IUnknown)] object pUnkOuter,
CLSCTX dwClsCtx,
STGM grfMode,
string pwszName,
uint cmq,
[In, Out] MULTI_QI[] rgmqResults);
private static extern int StgCreateStorageEx(
[MarshalAs(UnmanagedType.LPWStr)] string name,
STGM accessMode,
STGFMT storageFileFormat,
int fileBuffering,
IntPtr options,
IntPtr reserved,
[In, MarshalAs(UnmanagedType.LPStruct)] System.Guid riid,
[In, Out, MarshalAs(UnmanagedType.Interface)] ref myIStorage propertySetStorage);
public IStream OpenStream(string streamName, STGM mode = STGM.STGM_SHARE_EXCLUSIVE)
{
IStream stream = null;
m_Storage.OpenStream(streamName,
IntPtr.Zero, (uint)mode, 0, out stream);
return(stream);
}
public static extern int StgOpenStorageEx(
[MarshalAs(UnmanagedType.LPTStr)] string pwcsName,
STGM grfMode,
STGFMT stgfmt,
uint grfAttrs,
ref STGOPTIONS pStgOptions,
IntPtr reserved2, // must be zero
ref Guid riid,
out IStorage ppObjectOpen
);
/// <summary>Wrapper for native <c>CreateBindCtx</c> and <c>SetBindOptions</c>.</summary>
/// <param name="openMode">
/// Represents flags that should be used when opening the file that contains the object identified by the moniker.
/// </param>
/// <param name="timeout">
/// Indicates the amount of time (clock time in milliseconds) that the caller specified to complete the binding operation.
/// </param>
/// <param name="bindFlags">Flags that control aspects of moniker binding operations.</param>
public static IBindCtx CreateBindCtx(STGM openMode = STGM.STGM_READWRITE, TimeSpan timeout = default, BIND_FLAGS bindFlags = 0)
{
Ole32.CreateBindCtx(0, out IBindCtx ctx).ThrowIfFailed();
if (openMode != STGM.STGM_READWRITE || timeout != TimeSpan.Zero || bindFlags != 0)
{
BIND_OPTS opts = new() { cbStruct = Marshal.SizeOf(typeof(BIND_OPTS)), grfMode = (int)openMode, dwTickCountDeadline = (int)timeout.TotalMilliseconds, grfFlags = (int)bindFlags };
ctx.SetBindOptions(ref opts);
}
return(ctx);
}
private static IStream CreateStreamOnFile(
string fileName,
STGM mode,
uint attributes,
bool create,
object cloudStreamHandler)
{
if (fileName == null)
{
throw new ArgumentNullException("fileName");
}
try
{
if (IsValidCloudStreamUri(fileName) && cloudStreamHandler != null)
{
Type cloudStreamHandlerType = cloudStreamHandler.GetType();
MethodInfo getStreamMethod = cloudStreamHandlerType.GetMethod("GetStream");
// MethodInfo equal operator is not defined on TestNet, so we cast to object to do null check
if ((object)getStreamMethod == null)
{
throw new MissingMethodException("The GetStream method cannot be found.");
}
object[] args = new object[] { fileName, (UInt32)mode, null };
getStreamMethod.Invoke(cloudStreamHandler, args);
if (args[2] != null)
{
return((IStream)args[2]);
}
else
{
throw new FileNotFoundException("Failed to create cloud stream on input address.", fileName);
}
}
else
{
return(SHCreateStreamOnFileEx(fileName, mode, attributes, create, null));
}
}
catch (FileNotFoundException e)
{
// Ensure that the exception has a file name attached.
if (string.IsNullOrEmpty(e.FileName))
{
throw new FileNotFoundException(e.Message, fileName, e.InnerException);
}
else
{
throw e;
}
}
}
public int Initialize(string pszFilePath, STGM grfMode)
{
Log($"Intiailising a file based server for '{pszFilePath}' with mode '{grfMode}'.");
// Store the path and mode.
SelectedItemPath = pszFilePath;
SelectedItemStorageMedium = grfMode;
// Return success.
return(WinError.S_OK);
}
public int Initialize(IShellItem shellItem, STGM accessMode)
{
Log($"Intiailising a shell item server with mode '{accessMode}'.");
// Store the item and mode.
SelectedShellItem = shellItem;
SelectedShellItemAccessMode = accessMode;
// Return success.
return(WinError.S_OK);
}
/// <summary>
/// Initializes a handler with a file path.
/// </summary>
/// <param name="pszFilePath">A pointer to a buffer that contains the file path as a null-terminated Unicode string.</param>
/// <param name="grfMode">One of the following STGM values that indicates the access mode for pszFilePath. STGM_READ or STGM_READWRITE.</param>
int IInitializeWithFile.Initialize(string pszFilePath, STGM grfMode)
{
// Log key events.
Log("IObjectWithSite.GetSite called.");
// Store the file path.
SelectedFilePath = pszFilePath;
// Return success.
return(WinError.S_OK);
}
public override int Initialize(IShellItem shellItem, STGM accessMode)
{
if (shellItem.GetDisplayName(SIGDN.SIGDN_FILESYSPATH, out string path) != WinError.S_OK)
{
return(WinError.E_UNEXPECTED);
}
// Show thumbnails only for files (Dont show thumbnails for directories)
if (!File.Exists(path))
{
return(WinError.E_UNEXPECTED);
}
filePath = path;
return(base.Initialize(shellItem, accessMode));
}
public void method_16(string A_0, STGM A_1)
{
int num2 = 1;
int errorCode = this.interface40_0.imethod_0(A_0, A_1, 0, 0, ref this.interface39_0);
if (errorCode != 0)
{
throw new ExternalException(BookmarkStart.b("搦䠨䔪䌬䀮䔰ጲ嘴䔶尸娺䤼娾慀あㅄ㕆ⱈ⩊⁌慎", num2), errorCode);
}
this.string_1 = A_0;
this.list_0.Add(A_0);
this.long_1 = 0L;
this.bool_2 = (A_1 & (STGM.STGM_READWRITE | STGM.STGM_WRITE)) > STGM.STGM_DIRECT;
this.bool_3 = true;
this.bool_1 = true;
this.bool_4 = (A_1 & STGM.STGM_TRANSACTED) > STGM.STGM_DIRECT;
this.method_27();
}
public void method_10(string A_0, STGM A_1)
{
int num = 3;
this.method_22();
if (A_0 == null)
{
throw new ArgumentNullException(BookmarkStart.b("娨弪弬䨮倰帲笴嘶吸帺", num));
}
bool flag = false;
for (int i = 0; i < this.list_0.Count; i++)
{
string strA = this.list_0[i];
if (string.Compare(strA, A_0, true) == 0)
{
flag = true;
A_0 = strA;
break;
}
}
if (!flag)
{
throw new ArgumentException(BookmarkStart.b("怨䔪ബ尮䔰尲䜴嘶常帺ᴼ尾⁀ⵂ⭄⡆㵈歊⽌⩎煐㕒㩔≖㝘㽚絜ⱞᕠᅢd٦Ѩ䭪ᩬٮհ᭲啴ѶॸṺṼᙾꦈꦒ떔", num) + A_0);
}
if (this.interface39_0 != null)
{
this.Close();
}
int errorCode = this.interface40_0.imethod_1(A_0, 0, A_1, 0, out this.interface39_0);
if (errorCode != 0)
{
throw new ExternalException(BookmarkStart.b("樨䨪䌬䄮帰䜲ᔴ堶䤸帺匼Ἶ㉀㝂㝄≆⡈♊捌", num), errorCode);
}
this.long_0 = this.method_24();
this.long_1 = 0L;
this.bool_2 = (A_1 & (STGM.STGM_READWRITE | STGM.STGM_WRITE)) > STGM.STGM_DIRECT;
this.bool_3 = true;
this.bool_1 = true;
this.bool_4 = (A_1 & STGM.STGM_TRANSACTED) > STGM.STGM_DIRECT;
this.string_1 = A_0;
this.stgm_6 = A_1;
}
public Stream12(string A_0, STGM A_1)
{
int num2 = 4;
this.long_0 = -1L;
this.list_0 = new List <string>();
this.list_1 = new List <string>();
if (A_0 == null)
{
throw new ArgumentNullException(BookmarkStart.b("䰩䔫䈭唯簱唳嬵崷", num2));
}
int errorCode = Class359.StgOpenStorage(A_0, IntPtr.Zero, A_1, IntPtr.Zero, 0, out this.interface40_0);
if (errorCode != 0)
{
throw new ExternalException(BookmarkStart.b("椩䴫䀭帯崱䀳ᘵ圷䨹夻倽怿ㅁぃ⥅㩇⭉⭋⭍繏牑ቓ㽕㑗㽙籛ၝşཡţ䙥ŧᥩ噫乭", num2) + A_0, errorCode);
}
this.method_27();
this.string_0 = A_0;
this.stgm_5 = A_1;
}
public Stream12(Stream A_0, STGM A_1)
{
uint num3;
int num4 = 7;
this.long_0 = -1L;
this.list_0 = new List <string>();
this.list_1 = new List <string>();
if (A_0 is Stream12)
{
throw new ArgumentException(BookmarkStart.b("搬嬮ᄰ娲䘴᜶樸伺娼氾㕀ㅂ⁄♆⑈歊ⱌ⍎⍐㙒㑔㍖⁘畚", num4));
}
int errorCode = Class359.CreateILockBytesOnHGlobal(IntPtr.Zero, true, out this.interface65_0);
if (errorCode != 0)
{
throw new ExternalException(BookmarkStart.b("測丮弰ᐲ䄴᜶娸䤺堼帾㕀♂敄♈⡊♌ൎ⡐❒ご睘", num4), errorCode);
}
int count = (int)(A_0.Length - A_0.Position);
byte[] buffer = new byte[count];
A_0.Read(buffer, 0, count);
errorCode = this.interface65_0.imethod_1(0L, buffer, (uint)buffer.Length, out num3);
if (errorCode != 0)
{
throw new ExternalException(BookmarkStart.b("測丮弰ᐲ䄴᜶丸䤺吼䬾⑀捂ॄ⡆⩈⁊ཌ㙎═㙒♔祖", num4), errorCode);
}
errorCode = this.interface65_0.imethod_2();
if (errorCode != 0)
{
throw new ExternalException(BookmarkStart.b("測丮弰ᐲ䄴᜶弸场䠼䰾⥀捂ॄ⡆⩈⁊ཌ㙎═㙒♔祖", num4), errorCode);
}
errorCode = Class359.StgOpenStorageOnILockBytes(this.interface65_0, null, A_1, 0, 0, out this.interface40_0);
if (errorCode != 0)
{
throw new ExternalException(BookmarkStart.b("測丮弰ᐲ䄴᜶嘸䬺堼儾慀あㅄ⡆㭈⩊⩌⩎煐㱒㭔睖ᕘ㑚㹜㑞⍠ᩢᅤɦᩨ䕪", num4), errorCode);
}
this.method_27();
this.stgm_5 = A_1;
}
public void InitializeAppInfo(string installedLocation)
{
Location = installedLocation;
var path = Path.Combine(installedLocation, "AppxManifest.xml");
var namespaces = XmlNamespaces(path);
InitPackageVersion(namespaces);
const uint noAttribute = 0x80;
const STGM exclusiveRead = STGM.READ;
var hResult = NativeMethods.SHCreateStreamOnFileEx(path, exclusiveRead, noAttribute, false, null, out IStream stream);
if (hResult == HRESULT.S_OK)
{
Apps = AppxPackageHelper.GetAppsFromManifest(stream).Select(appInManifest => new UWPApplication(appInManifest, this)).Where(a =>
{
var valid =
!string.IsNullOrEmpty(a.UserModelId) &&
!string.IsNullOrEmpty(a.DisplayName) &&
a.AppListEntry != "none";
return(valid);
}).ToList();
if (Marshal.ReleaseComObject(stream) > 0)
{
Log.Error("AppxManifest.xml was leaked", MethodBase.GetCurrentMethod().DeclaringType);
}
}
else
{
var e = Marshal.GetExceptionForHR((int)hResult);
ProgramLogger.Exception("Error caused while trying to get the details of the UWP program", e, GetType(), path);
Apps = Array.Empty <UWPApplication>();
}
}
public static extern int StgCreateDocfileOnILockBytes(ILockBytes plkbyt, STGM grfMode, uint reserved, out IStorage ppstgOpen);
/// <summary>
/// Initializes a handler with a file path.
/// </summary>
/// <param name="pszFilePath">A pointer to a buffer that contains the file path as a null-terminated Unicode string.</param>
/// <param name="grfMode">One of the following STGM values that indicates the access mode for pszFilePath. STGM_READ or STGM_READWRITE.</param>
int IInitializeWithFile.Initialize(string pszFilePath, STGM grfMode)
{
// DebugLog key events.
Log("IObjectWithSite.GetSite called.");
// Store the file path.
SelectedFilePath = pszFilePath;
// Return success.
return WinError.S_OK;
}
public StreamWrapper OpenStream(string name, STGM mode)
{
return(new StreamWrapper(_stg.OpenStream(name, IntPtr.Zero, mode, 0)));
}
public StorageWrapper OpenStorage(string name, STGM mode)
{
return(new StorageWrapper(_stg.OpenStorage(name, IntPtr.Zero,
mode, IntPtr.Zero, 0)));
}
static extern int StgCreateDocfileOnILockBytes(ILockBytes plkbyt, STGM grfMode, int reserved, out IStorage ppstgOpen);
static extern int StgCreateDocfile([MarshalAs(UnmanagedType.LPWStr)]string pwcsName, STGM grfMode, uint reserved, out IOleStorage ppstgOpen);
public static extern int StgOpenStorage([MarshalAs(UnmanagedType.LPWStr)] string pwcsName, IStorage pstgPriority, STGM grfMode, IntPtr snbExclude, int reserved, [MarshalAs(UnmanagedType.Interface)] ref IStorage storage);
public static extern IStorage StgOpenStorageOnILockBytes(ILockBytes iLockBytes, IStorage pStgPriority, STGM grfMode, IntPtr snbExclude, uint reserved);
public static extern int StgOpenStorageEx(
[MarshalAs(UnmanagedType.LPTStr)] string pwcsName,
STGM grfMode,
STGFMT stgfmt,
uint grfAttrs,
ref STGOPTIONS pStgOptions,
IntPtr reserved2, // must be zero
ref Guid riid,
out IStorage ppObjectOpen
);
static extern void CoGetInstanceFromFile(
COSERVERINFO pServerInfo,
ref Guid pClsid,
[MarshalAs(UnmanagedType.IUnknown)] object pUnkOuter,
CLSCTX dwClsCtx,
STGM grfMode,
string pwszName,
uint cmq,
[In, Out] MULTI_QI[] rgmqResults);
public static extern void SHCreateStreamOnFile(string pszFile, STGM grfMode, out IntPtr ppStm);
static extern void SHCreateStreamOnFile(
string pszFile,
STGM grfMode,
out IStream ppstm
);
static extern void StgCreateDocfileOnILockBytes(
IntPtr plkbyt,
STGM grfMode,
uint reserved,
out IStorage ppstgOpen);
/// <summary>
/// Opens an existing substorage.
/// </summary>
/// <param name="pwcsName">The name of the substorage to create</param>
/// <param name="writable">Whether to open the storage as writable</param>
/// <param name="ppstg">The IStorage that is created</param>
public bool OpenStorage(
string pwcsName,
STGM flags,
out IStorage ppstg)
{
// Note: The compound file implementation of structured
// storage requires that all substorages and substreams be opened as share_exclusive (locking
// is managed at the file level).
try
{
this.storage.OpenStorage(
pwcsName,
IntPtr.Zero,
flags,
IntPtr.Zero,
0,
out ppstg
);
}
catch (COMException e)
{
if (e.ErrorCode == STG_E.FILENOTFOUND)
{
ppstg = null;
return false;
}
throw;
}
return true;
}
/// <summary>
/// Opens the compound file storage.
/// </summary>
/// <param name="pwcsName">The path to the compound file to create</param>
/// <param name="ppstg">(out) The IStorage representing this compound file</param>
/// <returns>True indicates it opened successfully. False indicates that the file
/// could not be found.</returns>
public bool OpenStorage(
string pwcsName,
STGM flags,
out IStorage ppstg)
{
if (!ValidateCompoundFileStorage(pwcsName))
{
ppstg = null;
return false;
}
Ole32Storage.STGOPTIONS stgoptions = new Ole32Storage.STGOPTIONS();
stgoptions.usVersion = 1;
stgoptions.ulSectorSize = 4096;
Guid guidIStorage = typeof(IStorage).GUID;
int result = Ole32Storage.StgOpenStorageEx(
pwcsName,
flags,
STGFMT.STGFMT_DOCFILE,
0,
ref stgoptions,
IntPtr.Zero,
ref guidIStorage,
out ppstg);
if (result != HRESULT.S_OK)
Marshal.ThrowExceptionForHR(result);
return true;
}