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Diffstat (limited to 'main.c')
| -rw-r--r-- | main.c | 129 |
1 files changed, 129 insertions, 0 deletions
@@ -0,0 +1,129 @@ +/* netio - creates socket ports via the filesystem + Copyright (C) 2001, 02 Moritz Schulte <moritz@duesseldorf.ccc.de> + + 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.h> +#include <hurd/netfs.h> +#include <hurd/paths.h> +#include <argp.h> +#include <errno.h> +#include <error.h> +#include <stdio.h> +#include <sys/socket.h> +#include <unistd.h> + +#include "netio.h" +#include "lib.h" +#include "node.h" +#include "protocol.h" + +#include "version.h" + +const char *argp_program_version = STANDARD_HURD_VERSION (netio); +const char *argp_program_bug_address = +"Moritz Schulte <moritz@duesseldorf.ccc.de>"; +const char *doc = "Hurd netio translator v" NETIO_VERSION; + +/* The underlying node. */ +mach_port_t ul_node; + +/* The socket server, PF_INET for us. */ +pf_t socket_server; + +/* Has to be defined for libnetfs... */ +int netfs_maxsymlinks = 0; + +/* Used for updating node information. */ +volatile struct mapped_time_value *netio_maptime; + +/* argp options. */ +static const struct argp_option netio_options[] = +{ + { 0 } +}; + +/* argp option parser. */ +static error_t +parse_opts (int key, char *arg, struct argp_state *sate) +{ + return 0; +} + +/* Main. */ +int +main (int argc, char **argv) +{ + struct argp netio_argp = { netio_options, parse_opts, + NULL, doc, NULL }; + mach_port_t bootstrap_port; + error_t err; + + argp_parse (&netio_argp, argc, argv, 0, 0, 0); + task_get_bootstrap_port (mach_task_self (), &bootstrap_port); + netfs_init (); + ul_node = netfs_startup (bootstrap_port, 0); + + err = node_make_root_node (&netfs_root_node); + if (err) + error (EXIT_FAILURE, err, "cannot create root node"); + + { + /* Here we adjust the root node permissions. */ + struct stat ul_node_stat; + err = io_stat (ul_node, &ul_node_stat); + if (err) + error (EXIT_FAILURE, err, "cannot stat underlying node"); + netfs_root_node->nn_stat.st_fsid = getpid (); + netfs_root_node->nn_stat = ul_node_stat; + netfs_root_node->nn_stat.st_mode = S_IFDIR | (ul_node_stat.st_mode + & ~S_IFMT & ~S_ITRANS); + + /* If the underlying node isn't a directory, enhance the stat + information, if needed. */ + if (! S_ISDIR (ul_node_stat.st_mode)) + { + if (ul_node_stat.st_mode & S_IRUSR) + netfs_root_node->nn_stat.st_mode |= S_IXUSR; + if (ul_node_stat.st_mode & S_IRGRP) + netfs_root_node->nn_stat.st_mode |= S_IXGRP; + if (ul_node_stat.st_mode & S_IROTH) + netfs_root_node->nn_stat.st_mode |= S_IXOTH; + } + } + + err = maptime_map (0, 0, &netio_maptime); + if (err) + error (EXIT_FAILURE, err, "cannot map time"); + + fshelp_touch (&netfs_root_node->nn_stat, + TOUCH_ATIME|TOUCH_MTIME|TOUCH_CTIME, + netio_maptime); + + err = open_socket_server (PF_INET, &socket_server); + if (err) + error (EXIT_FAILURE, err, "open_socket_server"); + + err = protocol_register_protocols (); + if (err) + error (EXIT_FAILURE, err, "protocol_register_protocols"); + + for (;;) + netfs_server_loop (); + + /* Never reached. */ + exit (0); +} |