function::user_string2_warn(3) Retrieves string from user space with alternative warning string

SYNOPSIS


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

ARGUMENTS

addr

the user space address to retrieve the string from

warn_msg

the warning message to return when data isn't available

DESCRIPTION

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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