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lxdream.org :: lxdream/src/ioutil.h :: diff
lxdream 0.9.1
released Jun 29
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filename src/ioutil.h
changeset 1077:136fc24d17ef
prev1021:848db285a184
next1204:c4b725d901b1
author nkeynes
date Wed Oct 07 17:53:56 2009 +1000 (12 years ago)
permissions -rw-r--r--
last change Create a host attachment for the SCIF serial port. By default, uses /dev/console
Add general fd listening to netutil, and rename to ioutil
Add SCIF update on port read/write - fixes KOS timing problems but needs to
be redone properly.
file annotate diff log raw
1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/src/ioutil.h Wed Oct 07 17:53:56 2009 +1000
1.3 @@ -0,0 +1,67 @@
1.4 +/**
1.5 + * $Id$
1.6 + *
1.7 + * GDB RDP server stub - SH4 + ARM
1.8 + *
1.9 + * Copyright (c) 2009 Nathan Keynes.
1.10 + *
1.11 + * This program is free software; you can redistribute it and/or modify
1.12 + * it under the terms of the GNU General Public License as published by
1.13 + * the Free Software Foundation; either version 2 of the License, or
1.14 + * (at your option) any later version.
1.15 + *
1.16 + * This program is distributed in the hope that it will be useful,
1.17 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
1.18 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
1.19 + * GNU General Public License for more details.
1.20 + */
1.21 +
1.22 +#ifndef lxdream_netutil_H
1.23 +#define lxdream_netutil_H 1
1.24 +
1.25 +#include <netinet/in.h>
1.26 +#include "lxdream.h"
1.27 +
1.28 +typedef void *io_listener_t;
1.29 +
1.30 +/**
1.31 + * Construct a server socket listening on the given interface and port. If port
1.32 + * is 0, a dynamic port will be bound instead.
1.33 + * This method does not register a listener.
1.34 + * @return newly created socket fd, or -1 on failure.
1.35 + */
1.36 +int io_create_server_socket(const char *interface, int port );
1.37 +
1.38 +/**
1.39 + * Callback invoked when data is available from the remote peer, or when the peer
1.40 + * connects/disconnects.
1.41 + *
1.42 + * @param fd file descriptor of the connected socket
1.43 + * @param data data supplied when the callback was registered
1.44 + * @return TRUE to maintain the connection, FALSE to immediately disconnected + close.
1.45 + */
1.46 +typedef gboolean (*io_callback_t)( int fd, void *data );
1.47 +
1.48 +/**
1.49 + * Register a TCP server socket listener on an already open (and listening)
1.50 + * socket. The socket must not have been previously registered.
1.51 + * @return NULL on failure, otherwise an io listener handle.
1.52 + *
1.53 + * Note: Implementation is platform specific
1.54 + */
1.55 +io_listener_t io_register_tcp_listener( int fd, io_callback_t callback, void *data, void (*dealloc)(void*) );
1.56 +
1.57 +/**
1.58 + * Register an I/O listener on an open file descriptor. The fd must not have
1.59 + * been previously registered.
1.60 + * @return TRUE on success, FALSE on failure.
1.61 + */
1.62 +io_listener_t io_register_listener( int fd, io_callback_t callback, void *data, void (*dealloc)(void *) );
1.63 +
1.64 +/**
1.65 + * Unregister a socket that was previously registered with the system. This
1.66 + * does not close the socket, but will remove any callbacks associated with the socket.
1.67 + */
1.68 +void io_unregister_listener( io_listener_t handle );
1.69 +
1.70 +#endif /* !lxdream_netutil_H */
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