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gnutls_dtls_cookie_verify(3) gnutls gnutls_dtls_cookie_verify(3)

NAME

gnutls_dtls_cookie_verify - API function

SYNOPSIS

#include <gnutls/dtls.h>

int gnutls_dtls_cookie_verify(gnutls_datum_t * key, void * client_data, size_t client_data_size, void * _msg, size_t msg_size, gnutls_dtls_prestate_st * prestate);

ARGUMENTS

is a random key to be used at cookie generation
contains data identifying the client (i.e. address)
The size of client's data
An incoming message that initiates a connection.
The size of the message.
The cookie of this client.

DESCRIPTION

This function will verify the received message for a valid cookie. If a valid cookie is returned then it should be associated with the session using gnutls_dtls_prestate_set();

This function must be called after gnutls_dtls_cookie_send().

RETURNS

GNUTLS_E_SUCCESS (0) on success, or a negative error code.

SINCE

3.0

REPORTING BUGS

Report bugs to <bugs@gnutls.org>.
Home page: https://www.gnutls.org

COPYRIGHT

Copyright © 2001-2023 Free Software Foundation, Inc., and others.
Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.

SEE ALSO

The full documentation for gnutls is maintained as a Texinfo manual. If the /usr/share/doc/gnutls/ directory does not contain the HTML form visit

https://www.gnutls.org/manual/
3.8.3 gnutls