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/* trans.h -- Control a translator node for the repeaters.
Copyright (C) 2004, 2005 Free Software Foundation, Inc.
Written by Marco Gerards.
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, 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/netfs.h>
struct consnode
{
/* The filename of the node. */
char *name;
/* The id of the node. */
int id;
/* Cached if the node is already opened. */
struct node *node;
/* Read data from a node. This is exactly the same as io_read
does. */
error_t (*read) (struct protid *user, char **data,
mach_msg_type_number_t *datalen, off_t offset,
mach_msg_type_number_t amount);
/* Read data to a node. This is exactly the same as io_write
does. */
error_t (*write) (struct protid *user, char *data,
mach_msg_type_number_t datalen, off_t offset,
mach_msg_type_number_t *amount);
/* This is exactly the same as io_select{,_timeout} do. */
error_t (*select) (struct protid *user, mach_port_t reply,
mach_msg_type_name_t replytype,
struct timespec *tsp, int *type);
/* Called when the node is opened. */
void (*open) (void);
/* Called when the node is closed. */
void (*close) (void);
/* The demuxer used for this node. */
int (*demuxer) (mach_msg_header_t *inp, mach_msg_header_t *outp);
/* Called when the symlink is read */
error_t (*readlink) (struct iouser *user, struct node *np, char *buf);
/* Called when the symlink is written */
error_t (*mksymlink) (struct iouser *cred, struct node *np, char *name);
struct consnode *next;
};
typedef struct consnode *consnode_t;
/* Register the node CN with the translator. */
void console_register_consnode (consnode_t cn);
/* Unregister the node CN from the translator. */
void console_unregister_consnode (consnode_t cn);
/* Create a node with the name NAME and return it in *CN. */
error_t console_create_consnode (const char *name, consnode_t *cn);
/* Destroy the node CN. */
void console_destroy_consnode (consnode_t cn);
/* Setup the translator for console client nodes on PATH. */
error_t console_setup_node (char *path);
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