internal static int SafeStgCreateStorageEx(
string pwcsName, //Pointer to path of compound file to create
int grfMode, // Specifies the access mode for opening the storage object
int stgfmt, // Specifies the storage file format, 5 is DocFile
int grfAttrs, // Reserved; must be zero
IntPtr pStgOptions, // Pointer to STGOPTIONS, not marshalled, must use NULL.
IntPtr reserved2, // Reserved; must be null
ref Guid riid, // Specifies the GUID of the interface pointer
out IStorage ppObjectOpen //Pointer to an interface pointer
)
{
UnsafeNativeCompoundFileMethods.UnsafeNativeIStorage storage;
int result;
result = UnsafeNativeCompoundFileMethods.StgCreateStorageEx(
pwcsName,
grfMode,
stgfmt,
grfAttrs,
pStgOptions,
reserved2,
ref riid,
out storage);
if (result == SafeNativeCompoundFileConstants.S_OK)
{
ppObjectOpen = new SafeIStorageImplementation(storage);
}
else
{
ppObjectOpen = null;
}
return(result);
}
