FUNCTION::USER_STRIN - Online Linux Manual PageSection : 3stap
Updated : November 2020
Source : SystemTap Tapset Reference
Note : String and data retrieving fun

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NAMEfunction::user_string_warn − Retrieves string from user space

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SYNOPSIS1) user_string_warn:string(addr:long)2) user_string_warn:string(addr:long,warn_msg:string)

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ARGUMENTSaddr the user space address to retrieve the string from warn_msg the warning message to return when data isn't available

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DESCRIPTION1) Returns the null terminated C string from a given user space memory address​. Reports "" on the rare cases when userspace data is not accessible and warns (but does not abort) about the failure​. 2) Returns the null terminated C string from a given user space memory address​. Reports the given warning message on the rare cases when userspace data is not accessible and warns (but does not abort) about the failure​.

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SEE ALSO\ntapset::uconversions(3stap) 0

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ERROR : Need New Coding :         (rof_nr_x|149|function::user_string_warn.3stap|57|\n |.SH SEE ALSO\n )    

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