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

function::user_string_quoted
 

NAME

function::user_string_quoted - Retrieves and quotes string from user space

SYNOPSIS

    user_string_quoted:string(addr:long)

ARGUMENTS

addr
the user space address to retrieve the string from

DESCRIPTION

Returns the null terminated C string from a given user space memory address where any ASCII characters that are not printable are replaced by the corresponding escape sequence in the returned string. Reports “NULL” for address zero. Returns “<unknown>” on the rare cases when userspace data is not accessible at the given address.
May 2013 SystemTap Tapset Reference