function::user_string_n_nofault
Retrieves string of given length from user space
- Provided by: systemtap-doc (Version: 5.0-2ubuntu1)
- Source: systemtap
- Report a bug
SYNOPSIS
user_string_n_nofault(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 the C string of a maximum given length from a given user space address. Returns the empty string when userspace data is not accessible at the given address.