x

1 files changed, 0 insertions, 312 deletions

diff --git a/dir.c b/dir.c
deleted file mode 100644
index 7a3ccc2..0000000
--- a/dir.c
+++ /dev/null
@@ -1,312 +0,0 @@
-/*
-    FUSE: Filesystem in Userspace
-    Copyright (C) 2001  Miklos Szeredi (mszeredi@inf.bme.hu)
-
-    This program can be distributed under the terms of the GNU GPL.
-    See the file COPYING.
-*/
-
-#include "fuse_i.h"
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/file.h>
-#include <linux/slab.h>
-
-static void change_attributes(struct inode *inode, struct fuse_attr *attr)
-{
-	inode->i_mode    = attr->mode;
-	inode->i_nlink   = attr->nlink;
-	inode->i_uid     = attr->uid;
-	inode->i_gid     = attr->gid;
-	inode->i_size    = attr->size;
-	inode->i_blksize = attr->blksize;
-	inode->i_blocks  = attr->blocks;
-	inode->i_atime   = attr->atime;
-	inode->i_mtime   = attr->mtime;
-	inode->i_ctime   = attr->ctime;
-}
-
-static void init_inode(struct inode *inode, struct fuse_attr *attr)
-{
-	change_attributes(inode, attr);
-	
-	if(S_ISREG(inode->i_mode))
-		fuse_file_init(inode);
-	else if(S_ISDIR(inode->i_mode))
-		fuse_dir_init(inode);
-	else if(S_ISLNK(inode->i_mode))
-		fuse_symlink_init(inode);
-	else
-		init_special_inode(inode, inode->i_mode, attr->rdev);
-}
-
-static struct dentry *fuse_lookup(struct inode *dir, struct dentry *entry)
-{
-	struct fuse_conn *fc = dir->i_sb->u.generic_sbp;
-	struct fuse_inparam in;
-	struct fuse_outparam out;
-	struct inode *inode;
-	
-	in.opcode = FUSE_LOOKUP;
-	in.ino = dir->i_ino;
-	strcpy(in.u.lookup.name, entry->d_name.name);
-
-	request_send(fc, &in, &out);
-	
-	if(out.result)
-		return ERR_PTR(out.result);
-
-	inode = iget(dir->i_sb, out.u.lookup.ino);
-	if(!inode) 
-		return ERR_PTR(-ENOMEM);
-
-	init_inode(inode, &out.u.lookup.attr);
-
-	d_add(entry, inode);
-	return NULL;
-}
-
-static int fuse_permission(struct inode *inode, int mask)
-{
-
-	return 0;
-}
-
-static int fuse_revalidate(struct dentry *dentry)
-{
-	struct inode *inode = dentry->d_inode;
-	struct fuse_conn *fc = inode->i_sb->u.generic_sbp;
-	struct fuse_inparam in;
-	struct fuse_outparam out;
-	
-	in.opcode = FUSE_GETATTR;
-	in.ino = inode->i_ino;
-
-	request_send(fc, &in, &out);
-	
-	if(out.result == 0)
-		change_attributes(inode, &out.u.getattr.attr);
-
-	return out.result;
-}
-
-
-#define DIR_BUFSIZE 2048
-
-static int fuse_readdir(struct file *file, void *dstbuf, filldir_t filldir)
-{
-	struct file *cfile = file->private_data;
-	char *buf;
-	char *p;
-	int ret;
-	size_t nbytes;
-	
-	buf = kmalloc(DIR_BUFSIZE, GFP_KERNEL);
-	if(!buf)
-		return -ENOMEM;
-
-	ret = kernel_read(cfile, file->f_pos, buf, DIR_BUFSIZE);
-	if(ret < 0) {
-		printk("fuse_readdir: failed to read container file\n");
-		goto out;
-	}
-	nbytes = ret;
-	p = buf;
-	ret = 0;
-	while(nbytes >= FUSE_NAME_OFFSET) {
-		struct fuse_dirent *dirent = (struct fuse_dirent *) p;
-		size_t reclen = FUSE_DIRENT_SIZE(dirent);
-		int err;
-		if(dirent->namelen > NAME_MAX) {
-			printk("fuse_readdir: name too long\n");
-			ret = -EPROTO;
-			goto out;
-		}
-		if(reclen > nbytes)
-			break;
-
-		err = filldir(dstbuf, dirent->name, dirent->namelen,
-			      file->f_pos, dirent->ino, dirent->type);
-		if(err) {
-			ret = err;
-			break;
-		}
-		p += reclen;
-		file->f_pos += reclen;
-		nbytes -= reclen;
-		ret ++;
-	}
-
-  out:
-	kfree(buf);	
-	return ret;
-}
-
-
-
-static int read_link(struct dentry *dentry, char **bufp)
-{
-	struct inode *inode = dentry->d_inode;
-	struct fuse_conn *fc = inode->i_sb->u.generic_sbp;
-	struct fuse_in in;
-	struct fuse_out out;
-	unsigned long page;
-
-	page = __get_free_page(GFP_KERNEL);
-	if(!page)
-		return -ENOMEM;
-
-	in.c.opcode = FUSE_READLINK;
-	in.c.ino = inode->i_ino;
-	in.argsize = 0;
-	out.arg = (void *) page;
-	out.argsize = PAGE_SIZE;
-	
-	request_send(fc, &in, &out);
-	if(out.c.result) {
-		__free_page(page);
-		return out.c.result;
-	}
-
-	*bufp = (char *) page;
-	(*bufp)[PAGE_SIZE - 1] = 0;
-	return 0;
-}
-
-static void free_link(char *link)
-{
-	__free_page((unsigned long) link);
-}
-
-static int fuse_readlink(struct dentry *dentry, char *buffer, int buflen)
-{
-	int ret;
-	char *link;
-
-	ret = read_link(dentry, &link);
-	if(ret)
-		return ret;
-
-	ret = vfs_readlink(dentry, buffer, buflen, link);
-	free_link(link);
-	return ret;
-}
-
-static int fuse_follow_link(struct dentry *dentry, struct nameidata *nd)
-{
-	int ret;
-	char *link;
-
-	ret = read_link(dentry, &link);
-	if(ret)
-		return ret;
-
-	ret = vfs_follow_link(nd, link);
-	free_link(link);
-	return ret;
-}
-
-static int fuse_open(struct inode *inode, struct file *file)
-{
-	struct fuse_conn *fc = inode->i_sb->u.generic_sbp;
-	struct fuse_inparam in;
-	struct fuse_outparam out;
-	struct file *cfile = NULL;
-	
-	in.opcode = FUSE_OPEN;
-	in.ino = inode->i_ino;
-	in.u.open.flags = file->f_flags & ~O_EXCL;
-
-	request_send(fc, &in, &out);
-	
-	if(out.result == 0) {
-		struct inode *inode;
-		cfile = out.u.open_internal.file;
-		if(!cfile) {
-			printk("fuse_open: invalid container file\n");
-			return -EPROTO;
-		}
-		inode = cfile->f_dentry->d_inode;
-		if(!S_ISREG(inode->i_mode)) {
-			printk("fuse_open: container is not a regular file\n");
-			fput(cfile);
-			return -EPROTO;
-		}
-
-		file->private_data = cfile;
-	}
-
-	return out.result;
-}
-
-static int fuse_release(struct inode *inode, struct file *file)
-{
-	struct fuse_conn *fc = inode->i_sb->u.generic_sbp;
-	struct file *cfile = file->private_data;
-	struct fuse_inparam in;
-	struct fuse_outparam out;
-
-	if(cfile)
-		fput(cfile);
-
-	in.opcode = FUSE_RELEASE;
-	request_send(fc, &in, &out);
-
-	return out.result;
-}
-
-static struct inode_operations fuse_dir_inode_operations =
-{
-	lookup:		fuse_lookup,
-	permission:	fuse_permission,
-        revalidate:	fuse_revalidate,
-};
-
-static struct file_operations fuse_dir_operations = {
-	read:		generic_read_dir,
-	readdir:	fuse_readdir,
-	open:		fuse_open,
-	release:	fuse_release,
-};
-
-static struct inode_operations fuse_file_inode_operations =
-{
-	permission:	fuse_permission,
-        revalidate:	fuse_revalidate,
-};
-
-static struct file_operations fuse_file_operations = {
-};
-
-static struct inode_operations fuse_symlink_inode_operations =
-{
-	readlink:	fuse_readlink,
-	follow_link:	fuse_follow_link,
-        revalidate:	fuse_revalidate,
-};
-
-void fuse_dir_init(struct inode *inode)
-{
-	inode->i_op = &fuse_dir_inode_operations;
-	inode->i_fop = &fuse_dir_operations;
-}
-
-void fuse_file_init(struct inode *inode)
-{
-	inode->i_op = &fuse_file_inode_operations;
-	inode->i_fop = &fuse_file_operations;
-}
-
-void fuse_symlink_init(struct inode *inode)
-{
-	inode->i_op = &fuse_symlink_inode_operations;
-}
-
-/* 
- * Local Variables:
- * indent-tabs-mode: t
- * c-basic-offset: 8
- * End:
- */