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The
function displays a prompt to, and reads in a password from, If this
file is not accessible, displays the prompt on the standard error output
and reads from the standard input. The password may be up to _PASSWORD_LEN
(currently 128) characters in length. Any additional characters and the
terminating newline character are discarded. turns off character echoing
while reading the password.
returns a pointer to the null
terminated password.
A function appeared in
The
function leaves its result in an internal static object and returns a
pointer to that object. Subsequent calls to will modify the same object.
The calling process should zero the password as soon as possible to avoid
leaving the cleartext password visible in the process’s address space.
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