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).
General Syntax
user_string_n_warn:string(addr:long, n:long)
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.