Name

function::user_string_n_warn — Retrieves string from user space

Synopsis

    user_string_n_warn:string(addr:long,n:long)

Arguments

addr

the user space address to retrieve the string from

n

the maximum length of the string (if not null terminated)

Description

Returns up to n characters of a C string from a given user space memory address. Reports <unknown> on the rare cases when userspace data is not accessible and warns (but does not abort) about the failure.