public RPCResult <int> Read(tysos.lib.File f, long pos, byte[] dest, int dest_offset, int count)
{
int bytes_read = 0;
modfs_File mf = f as modfs_File;
if (pos < 0)
{
f.Error = tysos.lib.MonoIOError.ERROR_READ_FAULT;
System.Diagnostics.Debugger.Log(0, "modfs", "Read Fault (pos = " + pos.ToString() + ")");
return(-1);
}
System.Diagnostics.Debugger.Log(0, "modfs", "Reading from " + mf.name +
", pos: " + pos.ToString() +
", addr: " + (mf.mem.Addr64 + (ulong)pos).ToString("X") +
", length: " + ((long)mf.mem.Length64).ToString() +
", count: " + count.ToString());
while (pos < (long)mf.mem.Length64 && bytes_read < count)
{
dest[dest_offset++] = (byte)mf.mem.Read(mf.mem.Addr64 + (ulong)pos, 1);
pos++;
bytes_read++;
}
System.Diagnostics.Debugger.Log(0, "modfs", "Read done");
return(bytes_read);
}
public RPCResult <tysos.lib.File> Open(IList <string> path, System.IO.FileMode mode,
System.IO.FileAccess access, System.IO.FileShare share,
System.IO.FileOptions options)
{
if (path.Count == 0)
{
var ret = new tysos.lib.VirtualDirectory(this, "", children,
new tysos.lib.File.Property[] {
new tysos.lib.File.Property {
Name = "class", Value = "fs"
}
});
}
// modfs has only one level
if (path.Count != 1)
{
return(new tysos.lib.ErrorFile(tysos.lib.MonoIOError.ERROR_FILE_NOT_FOUND));
}
foreach (tysos.lib.File.Property p in mods)
{
if (p.Name == path[0])
{
modfs_File f = new modfs_File(this);
f.name = p.Name;
f.mem = p.Value as tysos.VirtualMemoryResource64;
f.Error = tysos.lib.MonoIOError.ERROR_SUCCESS;
System.Diagnostics.Debugger.Log(0, "modfs", "Request for " +
path[0] + " returning " +
f.mem.ToString());
return(f);
}
}
return(new tysos.lib.ErrorFile(tysos.lib.MonoIOError.ERROR_FILE_NOT_FOUND));
}
