dockapps/ascd/libworkman/include/wm_struct.h

182 lines
5.7 KiB
C

#ifndef WM_STRUCT_H
#define WM_STRUCT_H
/*
* $Id: wm_struct.h,v 1.7 1999/05/28 03:35:58 dirk Exp $
*
* This file is part of WorkMan, the civilized CD player library
* (c) 1991-1997 by Steven Grimm (original author)
* (c) by Dirk Försterling (current 'author' = maintainer)
* The maintainer can be contacted by his e-mail address:
* milliByte@DeathsDoor.com
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/*
* Structure for a single track. This is pretty much self-explanatory --
* one of these exists for each track on the current CD.
*/
struct wm_trackinfo
{
char *songname; /* Name of song, dynamically allocated */
char *otherdb; /* Unrecognized info for this track */
char *otherrc;
int length; /* Length of track in seconds or Kbytes */
int start; /* Starting position (f+s*75+m*60*75) */
int volume; /* Per-track volume (1-32, 0 to disable) */
int track; /* Physical track number */
int section; /* Section number (0 if track not split) */
int contd; /* Flag: continuation of previous track */
int avoid; /* Flag: don't play this track. */
int data; /* Flag: data track */
};
/*
* Structure for internal playlist management. The internal playlist is
* simply the list of track ranges that are being played currently. This
* is built whenever the CD starts playing; it's used in normal and shuffle
* modes as well as playlist mode.
*
* The "starttime" element represents how much time has elapsed by the time
* we get to this entry. For instance, if the list begins with a 5-minute
* track and a 3-minute track, the third entry would have a starttime of 8
* minutes. This is used so that the elapsed play time can be displayed
* even in shuffle or playlist modes.
*
* The last member of the list has a start track of 0, and its starttime is
* the total playing time of the playlist (which will usually be overestimated,
* since we don't play leadouts in some cases.)
*/
struct wm_play
{
int start; /* Start track, or 0 if end of list */
int end; /* last track plus 1 */
int starttime; /* Number of seconds elapsed previously */
};
/*
* Structure for playlists (as seen by the user.) This is simply a name
* followed by a zero-terminated list of track numbers to play. The list
* is terminated by a NULL name.
*/
struct wm_playlist
{
char *name; /* Name of this playlist */
int *list; /* List of tracks */
};
struct wm_cdinfo
{
char artist[84]; /* Artist's name */
char cdname[84]; /* Disc's name */
int ntracks; /* Number of tracks on the disc */
int length; /* Total running time in seconds */
int autoplay; /* Start playing CD immediately */
int playmode; /* How to play the CD */
int volume; /* Default volume (1-32, 0 for none) */
struct wm_trackinfo *trk; /* struct wm_trackinfo[ntracks] */
struct wm_playlist *lists; /* User-specified playlists */
char *whichdb; /* Which database is this entry from? */
char *otherdb; /* Unrecognized lines from this entry */
char *otherrc;
char *user; /* Name of originating user */
unsigned int cddbid; /* CDDB-ID of the current disc */
struct cdinfo *next; /* For browsers, etc. */
};
/* The global variable "cd" points to the struct for the CD that's playing. */
extern struct wm_cdinfo *cd;
struct wm_playlist *new_list();
enum wm_cd_modes
{
WM_CDM_UNKNOWN = -1,
WM_CDM_BACK = 0, WM_CDM_TRACK_DONE = 0,
WM_CDM_PLAYING = 1,
WM_CDM_FORWARD = 2,
WM_CDM_PAUSED = 3,
WM_CDM_STOPPED = 4,
WM_CDM_EJECTED = 5
};
/*
* Drive descriptor structure. Used for access to low-level routines.
*/
struct wm_drive
{
int fd; /* File descriptor, if used by platform */
char vendor[32]; /* Vendor name */
char model[32]; /* Drive model */
char revision[32]; /* Revision of the drive */
void *aux; /* Pointer to optional platform-specific info */
void *daux; /* Pointer to optional drive-specific info */
int (*init)();
int (*get_trackcount)();
int (*get_cdlen)();
int (*get_trackinfo)();
int (*get_drive_status)();
int (*get_volume)();
int (*set_volume)();
int (*pause)();
int (*resume)();
int (*stop)();
int (*play)();
int (*eject)();
int (*closetray)();
};
/*
* Structure for information of the usage of cddb.
*/
struct wm_cddb {
int protocol; /* 0-off, 1-cddbp, 2-http, 3-htproxy */
char cddb_server[84]; /* host.domain.name:port */
char mail_adress[84]; /* user@domain.name */
char path_to_cgi[84]; /* (/)path/to/cddb.cgi */
char proxy_server[84]; /* host.domain.name:port */
};
extern struct wm_cddb cddb;
/*
* Each platform has to define generic functions, so may as well declare
* them all here to save space.
* These functions should never be seen outside libworkman. So I don't care
* about the wm_ naming convention here.
*/
int gen_init(),
gen_get_trackcount(),
gen_get_cdlen(),
gen_get_trackinfo(),
gen_get_drive_status(),
gen_get_volume(),
gen_set_volume(),
gen_pause(),
gen_resume(),
gen_stop(),
gen_play(),
gen_eject(),
gen_closetray();
struct wm_drive *find_drive_struct();
#endif /* WM_STRUCT_H */