gnutls_dtls_cookie_verify(3)

API function

Section 3 gnutls-doc bookworm source

Description

gnutls_dtls_cookie_verify

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

gnutls_datum_t * key

is a random key to be used at cookie generation

void * client_data

contains data identifying the client (i.e. address)

size_t client_data_size

The size of client’s data

void * _msg

An incoming message that initiates a connection.

size_t msg_size

The size of the message.

gnutls_dtls_prestate_st * prestate

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- 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.