Initial checkin

1 files changed, 82 insertions, 0 deletions

diff --git a/ftpfs/fs.c b/ftpfs/fs.c
new file mode 100644
index 00000000..86697c62
--- /dev/null
+++ b/ftpfs/fs.c
@@ -0,0 +1,82 @@
+/* Fs operations
+
+   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 <string.h>
+
+#include <hurd/ihash.h>
+#include <hurd/netfs.h>
+
+#include "ftpfs.h"
+
+/* Create a new ftp filesystem with the given parameters.  */
+error_t
+ftpfs_create (char *rmt_path,
+	      struct ftp_conn_params *ftp_params,
+	      struct ftp_conn_hooks *ftp_hooks,
+	      struct ftpfs_params *params,
+	      struct ftpfs **fs)
+{
+  error_t err;
+  /* Since nodes keep some of their state in the enclosing directory, we need
+     one for the root node.  */
+  struct ftpfs_dir *super_root_dir;
+  /* And also a super-root node, just used for locking SUPER_ROOT_DIR.  */
+  struct node *super_root;
+  /* The new node.  */
+  struct ftpfs *new = malloc (sizeof (struct ftpfs));
+
+  if (! new)
+    return ENOMEM;
+
+  new->free_conns = 0;
+  new->conns = 0;
+  spin_lock_init (&new->conn_lock);
+  new->node_cache_mru = new->node_cache_lru = 0;
+  new->node_cache_len = 0;
+  mutex_init (&new->node_cache_lock);
+
+  new->params = *params;
+  new->ftp_params = ftp_params;
+  new->ftp_hooks = ftp_hooks;
+
+  err = ihash_create (&new->inode_mappings);
+  spin_lock_init (&new->inode_mappings_lock);
+
+  if (! err)
+    {
+      super_root = netfs_make_node (0);
+      if (! super_root)
+	err = ENOMEM;
+    }
+  if (! err)
+    err = ftpfs_dir_create (new, super_root, rmt_path, &super_root_dir);
+  if (! err)
+    err = ftpfs_dir_lookup (super_root_dir, "", &new->root);
+
+  if (err)
+    free (new);
+  else
+    {
+      mutex_unlock (&new->root->lock);
+      *fs = new;
+    }
+
+  return err;
+}