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-
- /*
- * PGROGRAM CHAIN INFORMATION
- *
- * Copyright (C) 1998,1999 Thomas Mirlacher
- *
- * 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.
- *
- * The author may be reached as dent@cosy.sbg.ac.at, or
- * Thomas Mirlacher, Jakob-Haringerstr. 2, A-5020 Salzburg,
- * Austria
- *
- *------------------------------------------------------------
- *
- */
-
-
- #ifdef PARSER
- #include <stdio.h>
- #endif
- #include <sys/types.h>
- //#include <unistd.h>
- #include "ifo.h"
-
- #include "misc.h"
- #include "decode.h"
-
- #define PGCI_SUB_LEN 8
-
- typedef struct {
- u_short id : 16; // Language
- u_short : 16; // don't know
- u_int start : 32; // Start of unit
- } pgci_sub_t;
-
-
- /**
- *
- */
-
- int ifoGetPGCI (ifo_hdr_t *hdr, int title, char **ptr)
- {
- pgci_sub_t *pgci_sub;
-
- *ptr = (char *) hdr;
-
- if (!*ptr)
- return -1;
-
- if (title > hdr->num)
- return -1;
-
- *ptr += IFO_HDR_LEN;
-
- pgci_sub = (pgci_sub_t *) *ptr + title;
-
- *ptr = (char *) hdr + bswap_32 (pgci_sub->start);
-
- return 0;
- }
-