function::user_string_n2_quoted(3stap) centos man page | unix.com

FUNCTION::USER_STRIN(3stap)				  String and data retrieving fun			       FUNCTION::USER_STRIN(3stap)

NAME
       function::user_string_n2_quoted - Retrieves and quotes string from user space

SYNOPSIS
	   user_string_n2_quoted:string(addr:long,inlen:long,outlen:long)

ARGUMENTS
       addr
	   the user space address to retrieve the string from

       inlen
	   the maximum length of the string to read (if not null terminated)

       outlen
	   the maximum length of the output string

DESCRIPTION
       Reads up to inlen characters of a C string from the given user space memory address, and returns up to outlen characters, where any ASCII
       characters that are not printable are replaced by the corresponding escape sequence in the returned string. Note that the string will be
       surrounded by double quotes. On the rare cases when userspace data is not accessible at the given address, the address itself is returned
       as a string, without double quotes.

SystemTap Tapset Reference					     June 2014					       FUNCTION::USER_STRIN(3stap)