diff options
Diffstat (limited to 'hostmux/node.c')
| -rw-r--r-- | hostmux/node.c | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/hostmux/node.c b/hostmux/node.c deleted file mode 100644 index 3d808afe..00000000 --- a/hostmux/node.c +++ /dev/null @@ -1,117 +0,0 @@ -/* General fs node functions - - Copyright (C) 1997 Free Software Foundation, Inc. - Written by Miles Bader <miles@gnu.ai.mit.edu> - This file is part of the GNU Hurd. - - The GNU Hurd 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. - - The GNU Hurd 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, USA. */ - -#include <fcntl.h> - -#include "hostmux.h" - -/* Node maintenance. */ - -/* Node NP is all done; free all its associated storage. */ -void -netfs_node_norefs (struct node *node) -{ - if (node->nn->name) - /* Remove our name's pointer to us; the name itself will eventually be - freed by another party. */ - node->nn->name->node = 0; - free (node->nn); - free (node); -} - -/* Attempt to create a file named NAME in DIR for USER with MODE. Set *NODE - to the new node upon return. On any error, clear *NODE. *NODE should be - locked on success; no matter what, unlock DIR before returning. */ -error_t -netfs_attempt_create_file (struct iouser *user, struct node *dir, - char *name, mode_t mode, struct node **node) -{ - *node = 0; - mutex_unlock (&dir->lock); - return EOPNOTSUPP; -} - -/* Node NODE is being opened by USER, with FLAGS. NEWNODE is nonzero if we - just created this node. Return an error if we should not permit the open - to complete because of a permission restriction. */ -error_t -netfs_check_open_permissions (struct iouser *user, struct node *node, - int flags, int newnode) -{ - error_t err = 0; - if (flags & O_READ) - err = fshelp_access (&node->nn_stat, S_IREAD, user); - if (!err && (flags & O_WRITE)) - err = fshelp_access (&node->nn_stat, S_IWRITE, user); - if (!err && (flags & O_EXEC)) - err = fshelp_access (&node->nn_stat, S_IEXEC, user); - return err; -} - -/* This should attempt a utimes call for the user specified by CRED on node - NODE, to change the atime to ATIME and the mtime to MTIME. */ -error_t -netfs_attempt_utimes (struct iouser *cred, struct node *node, - struct timespec *atime, struct timespec *mtime) -{ - error_t err = fshelp_isowner (&node->nn_stat, cred); - if (! err) - { - node->nn_stat.st_mtime = mtime->tv_sec; - node->nn_stat.st_mtime_usec = mtime->tv_nsec / 1000; - node->nn_stat.st_atime = atime->tv_sec; - node->nn_stat.st_atime_usec = atime->tv_nsec / 1000; - touch (node, TOUCH_CTIME); - } - return err; -} - -/* Return the valid access types (bitwise OR of O_READ, O_WRITE, and O_EXEC) - in *TYPES for file NODE and user CRED. */ -error_t -netfs_report_access (struct iouser *cred, struct node *node, int *types) -{ - *types = 0; - if (fshelp_access (&node->nn_stat, S_IREAD, cred) == 0) - *types |= O_READ; - if (fshelp_access (&node->nn_stat, S_IWRITE, cred) == 0) - *types |= O_WRITE; - if (fshelp_access (&node->nn_stat, S_IEXEC, cred) == 0) - *types |= O_EXEC; - return 0; -} - -/* Trivial definitions. */ - -/* Make sure that NP->nn_stat is filled with current information. CRED - identifies the user responsible for the operation. */ -error_t -netfs_validate_stat (struct node *node, struct iouser *cred) -{ - return 0; -} - -/* This should sync the file NODE completely to disk, for the user CRED. If - WAIT is set, return only after sync is completely finished. */ -error_t -netfs_attempt_sync (struct iouser *cred, struct node *node, int wait) -{ - return 0; -} |