1FUNCTION::USER_STRIN(3staSpt)ring and data retrieving fFuUnNCTION::USER_STRIN(3stap)
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NAME

6       function::user_string2_warn - Retrieves string from user space with
7       alternative warning string
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SYNOPSIS

10           user_string2_warn:string(addr:long,warn_msg:string)
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ARGUMENTS

13       addr
14           the user space address to retrieve the string from
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16       warn_msg
17           the warning message to return when data isn´t available
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DESCRIPTION

20       Returns the null terminated C string from a given user space memory
21       address. Reports the given warning message on the rare cases when
22       userspace data is not accessible and warns (but does not abort) about
23       the failure.
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SEE ALSO

26       tapset::uconversions(3stap)
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30SystemTap Tapset Reference         June 2018       FUNCTION::USER_STRIN(3stap)
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