public static string FSRefToString(ref FSRef fsref)
{
IntPtr url = IntPtr.Zero;
IntPtr str = IntPtr.Zero;
try {
url = CFURLCreateFromFSRef(IntPtr.Zero, ref fsref);
if (url == IntPtr.Zero)
{
return(null);
}
str = CFURLCopyFileSystemPath(url, CFUrlPathStyle.Posix);
if (str == IntPtr.Zero)
{
return(null);
}
return(FetchString(str));
} finally {
if (url != IntPtr.Zero)
{
Release(url);
}
if (str != IntPtr.Zero)
{
Release(str);
}
}
}
public static string FSRefToPath(ref FSRef fsRef)
{
//FIXME: is this big enough?
const int MAX_LENGTH = 4096;
IntPtr buf = IntPtr.Zero;
string ret;
try {
buf = Marshal.AllocHGlobal(MAX_LENGTH);
CheckReturn(FSRefMakePath(ref fsRef, buf, (uint)MAX_LENGTH));
//FIXME: on Mono, auto is UTF-8, which is correct but I'd prefer to be more explicit
ret = Marshal.PtrToStringAuto(buf, MAX_LENGTH);
} finally {
if (buf != IntPtr.Zero)
{
Marshal.FreeHGlobal(buf);
}
}
return(ret);
}
static extern int FSRefMakePath(ref FSRef fsRef, IntPtr buffer, uint bufferSize);
extern static IntPtr CFURLCreateFromFSRef(IntPtr allocator, ref FSRef fsref);
