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function::user_string_n2

Name

function::user_string_n2 — Retrieves string of given length from user space.

Synopsis

function user_string_n2:string(addr:long,n:long,err_msg:string)

Arguments

addr
The user space address to retrieve the string from.
n
The maximum length of the string (if not null terminated).
err_msg
The error message to return when data isn't available.

General Syntax

user_string_n2:string(addr:long, n:long, err_msg:string)

Description

Returns the C string of a maximum given length from a given user space address. Returns the given error message string on the rare cases when userspace data is not accessible at the given address.