gnutls_dtls_cookie_verify(3)

1gnutls_dtls_cookie_verify(3)        gnutls        gnutls_dtls_cookie_verify(3)
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NAME

6       gnutls_dtls_cookie_verify - API function
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SYNOPSIS

9       #include <gnutls/dtls.h>
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11       int gnutls_dtls_cookie_verify(gnutls_datum_t * key, void * client_data,
12       size_t   client_data_size,    void    *    _msg,    size_t    msg_size,
13       gnutls_dtls_prestate_st * prestate);
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ARGUMENTS

16       gnutls_datum_t * key
17                   is a random key to be used at cookie generation
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19       void * client_data
20                   contains data identifying the client (i.e. address)
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22       size_t client_data_size
23                   The size of client's data
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25       void * _msg An incoming message that initiates a connection.
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27       size_t msg_size
28                   The size of the message.
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30       gnutls_dtls_prestate_st * prestate
31                   The cookie of this client.
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DESCRIPTION

34       This function will verify the received message for a valid cookie. If a
35       valid cookie is returned then it should be associated with the  session
36       using gnutls_dtls_prestate_set();
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38       This function must be called after gnutls_dtls_cookie_send().
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RETURNS

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

44       3.0
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REPORTING BUGS

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

52       Copyright © 2001- Free Software Foundation, Inc., and others.
53       Copying  and  distribution  of this file, with or without modification,
54       are permitted in any medium without royalty provided the copyright  no‐
55       tice and this notice are preserved.
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