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/*
* Zapping TV viewer
*
* Copyright (C) 2000, 2001, 2002 Iaki Garca Etxebarria
* Copyright (C) 2000, 2001, 2002, 2003, 2004 Michael H. Schimek
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: page_num.h,v 1.2 2005/09/01 01:40:53 mschimek Exp $ */
#ifndef TELETEXT_PAGE_NUM_H
#define TELETEXT_PAGE_NUM_H
#include <assert.h>
#include "libvbi/bcd.h" /* vbi3_pgno, vbi3_subno */
#include "libvbi/network.h" /* vbi3_network */
typedef struct {
vbi3_network network;
vbi3_pgno pgno;
vbi3_subno subno;
} page_num;
vbi3_inline void
network_set (vbi3_network * dst,
const vbi3_network * src)
{
vbi3_bool success;
success = vbi3_network_set (dst, src);
assert (success);
}
vbi3_inline vbi3_bool
page_num_equal (const page_num * ad1,
const page_num * ad2)
{
return (vbi3_network_equal (&ad1->network, &ad2->network)
&& ad1->pgno == ad2->pgno
&& (ad1->subno == ad2->subno
|| VBI3_ANY_SUBNO == ad1->subno
|| VBI3_ANY_SUBNO == ad2->subno));
}
vbi3_inline vbi3_bool
page_num_equal2 (const page_num * ad1,
const vbi3_network * nk2,
vbi3_pgno pgno2,
vbi3_subno subno2)
{
return (vbi3_network_equal (&ad1->network, nk2)
&& ad1->pgno == pgno2
&& (ad1->subno == subno2
|| VBI3_ANY_SUBNO == ad1->subno
|| VBI3_ANY_SUBNO == subno2));
}
vbi3_inline void
page_num_destroy (page_num * pn)
{
vbi3_network_destroy (&pn->network);
}
vbi3_inline void
page_num_set (page_num * pn,
const vbi3_network * nk,
vbi3_pgno pgno,
vbi3_subno subno)
{
network_set (&pn->network, nk);
pn->pgno = pgno;
pn->subno = subno;
}
#endif /* TELETEXT_PAGE_NUM_H */
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