text: /*
   *  symlink.c
   *
   *  Copyright (C) 2002 by John Newbigin
   *
   *  Please add a note about your changes to smbfs in the ChangeLog file.
   */
  
  #include <linux/sched.h>
  #include <linux/kernel.h>
  #include <linux/errno.h>
  #include <linux/fcntl.h>
  #include <linux/stat.h>
  #include <linux/mm.h>
  #include <linux/slab.h>
  #include <linux/pagemap.h>
  #include <linux/smp_lock.h>
  #include <linux/net.h>
  #include <linux/namei.h>
  
  #include <asm/uaccess.h>
  #include <asm/system.h>
  
  #include <linux/smbno.h>
  #include <linux/smb_fs.h>
  
  #include "smb_debug.h"
  #include "proto.h"
  
  int smb_symlink(struct inode *inode, struct dentry *dentry, const char *oldname)
  {
  	DEBUG1("create symlink %s -> %s/%s\n", oldname, DENTRY_PATH(dentry));
  
  	return smb_proc_symlink(server_from_dentry(dentry), dentry, oldname);
  }
  
  static void *smb_follow_link(struct dentry *dentry, struct nameidata *nd)
  {
  	char *link = __getname();
  	DEBUG1("followlink of %s/%s\n", DENTRY_PATH(dentry));
  
  	if (!link) {
  		link = ERR_PTR(-ENOMEM);
  	} else {
  		int len = smb_proc_read_link(server_from_dentry(dentry),
  						dentry, link, PATH_MAX - 1);
  		if (len < 0) {
  			__putname(link);
  			link = ERR_PTR(len);
  		} else {
  			link[len] = 0;
  		}
  	}
  	nd_set_link(nd, link);
  	return NULL;
  }
  
  static void smb_put_link(struct dentry *dentry, struct nameidata *nd, void *p)
  {
  	char *s = nd_get_link(nd);
  	if (!IS_ERR(s))
  		__putname(s);
  }
  
  struct inode_operations smb_link_inode_operations =
  {
  	.readlink	= generic_readlink,
  	.follow_link	= smb_follow_link,
  	.put_link	= smb_put_link,
  };
  