1FUNCTION::USER_STRIN(3staSpt)ring and data retrieving fFuUnNCTION::USER_STRIN(3stap)
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6 function::user_string_n - Retrieves string of given length from user
7 space
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10 user_string_n:string(addr:long,n:long)
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13 addr
14 the user space address to retrieve the string from
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16 n
17 the maximum length of the string (if not null terminated)
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20 Returns the C string of a maximum given length from a given user space
21 address. Returns “<unknown>” on the rare cases when userspace data is
22 not accessible at the given address.
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26SystemTap Tapset Reference August 2011 FUNCTION::USER_STRIN(3stap)