public MpqArchive(string filePath, FileAccess accessType)
{
FilePath = filePath;
_openFiles = new ConcurentSet <MpqFileStream>();
_compactCallbacks = new List <MpqArchiveCompactingEventHandler>();
_accessType = accessType;
SFileOpenArchiveFlags flags = SFileOpenArchiveFlags.TypeIsFile;
if (accessType == FileAccess.Read)
{
flags |= SFileOpenArchiveFlags.AccessReadOnly;
}
else
{
flags |= SFileOpenArchiveFlags.AccessReadWriteShare;
}
// constant 2 = SFILE_OPEN_HARD_DISK_FILE
if (!NativeMethods.SFileOpenArchive(filePath, 2, flags, out _handle))
{
throw new Win32Exception(); // Implicitly calls GetLastError
}
}
private MpqArchive(string filePath, MpqArchiveVersion version, MpqFileStreamAttributes listfileAttributes, MpqFileStreamAttributes attributesFileAttributes, int maxFileCount)
{
if (maxFileCount < 0)
{
throw new ArgumentException("maxFileCount");
}
SFileOpenArchiveFlags flags = SFileOpenArchiveFlags.TypeIsFile | SFileOpenArchiveFlags.AccessReadWriteShare;
flags |= (SFileOpenArchiveFlags)version;
//SFILE_CREATE_MPQ create = new SFILE_CREATE_MPQ()
//{
// cbSize = unchecked((uint)Marshal.SizeOf(typeof(SFILE_CREATE_MPQ))),
// dwMaxFileCount = unchecked((uint)maxFileCount),
// dwMpqVersion = (uint)version,
// dwFileFlags1 = (uint)listfileAttributes,
// dwFileFlags2 = (uint)attributesFileAttributes,
// dwStreamFlags = (uint)flags,
//};
//if (!NativeMethods.SFileCreateArchive2(filePath, ref create, out _handle))
// throw new Win32Exception();
if (!NativeMethods.SFileCreateArchive(filePath, (uint)flags, int.MaxValue, out _handle))
{
throw new Win32Exception();
}
}
public MpqArchive(MemoryMappedFile file, FileAccess accessType)
{
_accessType = accessType;
string fileName = Win32Methods.GetFileNameOfMemoryMappedFile(file);
if (fileName == null)
{
throw new ArgumentException("Could not retrieve the name of the file to initialize.");
}
SFileOpenArchiveFlags flags = SFileOpenArchiveFlags.TypeIsMemoryMapped;
if (accessType == FileAccess.Read)
{
flags |= SFileOpenArchiveFlags.AccessReadOnly;
}
else
{
flags |= SFileOpenArchiveFlags.AccessReadWriteShare;
}
// constant 2 = SFILE_OPEN_HARD_DISK_FILE
if (!NativeMethods.SFileOpenArchive(fileName, 2, flags, out _handle))
{
throw new Win32Exception(); // Implicitly calls GetLastError
}
}
private MpqArchive(string filePath, MpqArchiveVersion version, MpqFileStreamAttributes listfileAttributes, MpqFileStreamAttributes attributesFileAttributes, int maxFileCount)
{
if (maxFileCount < 0)
{
throw new ArgumentException("maxFileCount");
}
SFileOpenArchiveFlags flags = SFileOpenArchiveFlags.TypeIsFile | SFileOpenArchiveFlags.AccessReadWriteShare;
flags |= (SFileOpenArchiveFlags)version;
if (!NativeMethods.SFileCreateArchive(filePath, (uint)flags, int.MaxValue, out _handle))
{
throw new Win32Exception();
}
}
public MpqArchive(string filePath, FileAccess accessType)
{
_accessType = accessType;
SFileOpenArchiveFlags flags = SFileOpenArchiveFlags.TypeIsFile;
if (accessType == FileAccess.Read)
{
flags |= SFileOpenArchiveFlags.AccessReadOnly;
}
else
{
flags |= SFileOpenArchiveFlags.AccessReadWriteShare;
}
// constant 2 = SFILE_OPEN_HARD_DISK_FILE
if (!NativeMethods.SFileOpenArchive(filePath, 2, flags, out _handle))
{
throw new Win32Exception(); // Implicitly calls GetLastError
}
}
public static extern bool SFileOpenArchive(
[MarshalAs(UnmanagedType.LPTStr)] string szMpqName,
uint dwPriority,
SFileOpenArchiveFlags dwFlags,
out MpqArchiveSafeHandle phMpq
);
public static extern bool SFileOpenArchive(
[MarshalAs(UnmanagedType.LPTStr)] string szMpqName,
uint dwPriority,
SFileOpenArchiveFlags dwFlags,
out MpqArchiveSafeHandle phMpq
);
