VERIFY_AREA

Section: (9)
Updated: 07 August 2003
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NAME

verify_area - Obsolete, use access_ok  

SYNOPSIS

int verify_area (int type, const void __user * addr, unsigned long size);  

ARGUMENTS

type
Type of access: VERIFY_READ or VERIFY_WRITE
addr
User space pointer to start of block to check
size
Size of block to check
 

CONTEXT

User context only. This function may sleep.  

DESCRIPTION

This function has been replaced by access_ok.

Checks if a pointer to a block of memory in user space is valid.

Returns zero if the memory block may be valid, -EFAULT if it is definitely invalid.

See access_ok for more details.  

ABOUT THIS DOCUMENT

This documentation 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

For more details see the file COPYING in the source distribution of Linux.

If you have comments on the formatting of this manpage, then please contact Michael Still (mikal@stillhq.com).

This documentation was generated with kernel version 2.6.0.


 

Index

NAME
SYNOPSIS
ARGUMENTS
CONTEXT
DESCRIPTION
ABOUT THIS DOCUMENT

This document was created by man2html, using the manual pages.
Time: 04:27:50 GMT, August 07, 2003