1 /*
2 * libcddb - CDDB Interface Library for xmcd/cda
3 *
4 * This library implements an interface to access the "classic"
5 * CDDB1 services.
6 *
7 * Copyright (C) 1993-2004 Ti Kan
8 * E-mail: xmcd@amb.org
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 *
24 */
25 #ifndef lint
26 static char *_discs_c_ident_ = "@(#)discs.c 1.10 03/12/12";
27 #endif
28
29 #include "fcddb.h"
30
31
32 /*
33 * CddbDiscs_GetCount
34 * Return the number of discs in the object
35 */
36 CddbResult
CddbDiscs_GetCount(CddbDiscsPtr discsp,long * pval)37 CddbDiscs_GetCount(CddbDiscsPtr discsp, long *pval)
38 {
39 cddb_discs_t *dsp = (cddb_discs_t *) discsp;
40
41 *pval = dsp->count;
42 return Cddb_OK;
43 }
44
45
46 /*
47 * CddbDiscs_GetDisc
48 * Return a disc object
49 */
50 CddbResult
CddbDiscs_GetDisc(CddbDiscsPtr discsp,long item,CddbDiscPtr * pval)51 CddbDiscs_GetDisc(CddbDiscsPtr discsp, long item, CddbDiscPtr *pval)
52 {
53 cddb_discs_t *dsp = (cddb_discs_t *) discsp;
54 cddb_disc_t *dp;
55 int i;
56
57 if (item > dsp->count)
58 return Cddb_E_INVALIDARG;
59
60 for (i = 1, dp = dsp->discs; dp != NULL; i++, dp = dp->next) {
61 if (i == item) {
62 *pval = (CddbDiscPtr) dp;
63 return Cddb_OK;
64 }
65 }
66
67 *pval = NULL;
68 return Cddb_E_INVALIDARG;
69 }
70
71
72