.\" DO NOT MODIFY THIS FILE!  It was generated by gdoc.
.TH "gnutls_dtls_cookie_verify" 3 "3.1.10" "gnutls" "gnutls"
.SH NAME
gnutls_dtls_cookie_verify \- API function
.SH SYNOPSIS
.B #include <gnutls/dtls.h>
.sp
.BI "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 ");"
.SH ARGUMENTS
.IP "gnutls_datum_t* key" 12
is a random key to be used at cookie generation
.IP "void* client_data" 12
contains data identifying the client (i.e. address)
.IP "size_t client_data_size" 12
The size of client's data
.IP "void* _msg" 12
An incoming message that initiates a connection.
.IP "size_t msg_size" 12
The size of the message.
.IP "gnutls_dtls_prestate_st* prestate" 12
The cookie of this client.
.SH "DESCRIPTION"
This function will verify an incoming message for
a valid cookie. If a valid cookie is returned then
it should be associated with the session using
\fBgnutls_dtls_prestate_set()\fP;
.SH "RETURNS"
\fBGNUTLS_E_SUCCESS\fP (0) on success, or a negative error code.  
.SH "SINCE"
3.0
.SH "REPORTING BUGS"
Report bugs to <bug-gnutls@gnu.org>.
.br
General guidelines for reporting bugs: http://www.gnu.org/gethelp/
.br
GnuTLS home page: http://www.gnu.org/software/gnutls/

.SH COPYRIGHT
Copyright \(co 2012 Free Software Foundation, Inc..
.br
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.
.SH "SEE ALSO"
The full documentation for
.B gnutls
is maintained as a Texinfo manual.  If the
.B info
and
.B gnutls
programs are properly installed at your site, the command
.IP
.B info gnutls
.PP
should give you access to the complete manual.
As an alternative you may obtain the manual from:
.IP
.B http://www.gnu.org/software/gnutls/manual/
.PP