strnlen_user

Langue: en

Autres versions - même langue

Version: June 2009 (debian - 07/07/09)

Section: 9 (Appels noyau Linux)

Sommaire

NAME

strnlen_user - Get the size of a string in user space.

SYNOPSIS

long strnlen_user(const char __user * s, long n);

ARGUMENTS

s

The string to measure.

n

The maximum valid length

DESCRIPTION

Get the size of a NUL-terminated string in user space.

Returns the size of the string INCLUDING the terminating NUL. On exception, returns 0. If the string is too long, returns a value greater than n.