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/* netio - creates socket ports via the filesystem
Copyright (C) 2001, 02 Free Software Foundation, Inc.
Written by Moritz Schulte.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or * (at your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA */
#include <hurd/socket.h>
#include <stdint.h>
#include <maptime.h>
#define NETIO_VERSION "0.3cvs"
/* The supported protocols. */
#define PROTOCOL_ID_TCP 0x00000001
#define PROTOCOL_ID_UDP 0x00000002
#define PROTOCOL_NAME_TCP "tcp"
#define PROTOCOL_NAME_UDP "udp"
/* Type for functions, which connect a node socket. */
typedef error_t (*socket_open_func_t) (struct node *node);
/* One of these items per supported protocol. */
typedef struct protocol
{
int id;
char *name;
socket_open_func_t socket_open_func;
} protocol_t;
/* The different kinds of nodes managed by netio. */
#define ROOT_NODE 0x00000001
#define PROTOCOL_NODE 0x00000002
#define HOST_NODE 0x00000004
#define PORT_NODE 0x00000008
struct netnode
{
unsigned short int flags; /* Either ROOT_NODE, PROTOCOL_NODE,
HOST_NODE or PORT_NODE. */
char *host; /* The host to connect to. */
uint16_t port; /* The port to connect to. */
struct protocol *protocol; /* The protocol information. */
socket_t sock; /* Our socket port. */
addr_port_t addr; /* Our socket address port. */
unsigned short int connected; /* non-zero, if the socket is
connected. */
struct node *entries; /* The entries in this directory, only
useful for the root node. */
struct node *dir; /* The parent directory. */
};
/* Used for touching the [acm]times of our nodes. */
extern volatile struct mapped_time_value *netio_maptime;
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