2 * Copyright (c) 2022 Omar Polo <op@openbsd.org>
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
24 #define MAX(a, b) ((a) > (b) ? (a) : (b))
26 struct playlist playlist;
27 enum play_state play_state;
30 ssize_t play_off = -1;
33 playlist_swap(struct playlist *p)
37 playlist.len = p->len;
38 playlist.cap = p->cap;
39 playlist.songs = p->songs;
43 playlist_push(struct playlist *playlist, const char *path)
47 if (playlist->len == playlist->cap) {
48 newcap = MAX(16, playlist->cap * 1.5);
49 playlist->songs = xrecallocarray(playlist->songs,
50 playlist->cap, newcap, sizeof(*playlist->songs));
51 playlist->cap = newcap;
54 playlist->songs[playlist->len++] = xstrdup(path);
58 playlist_enqueue(const char *path)
60 playlist_push(&playlist, path);
64 playlist_current(void)
66 if (playlist.len == 0 || play_off == -1) {
67 play_state = STATE_STOPPED;
71 return playlist.songs[play_off];
75 playlist_advance(void)
77 if (playlist.len == 0) {
78 play_state = STATE_STOPPED;
83 if (play_off == playlist.len) {
87 play_state = STATE_STOPPED;
93 play_state = STATE_PLAYING;
94 return playlist.songs[play_off];
98 playlist_previous(void)
100 if (playlist.len == 0) {
101 play_state = STATE_STOPPED;
108 play_off = playlist.len - 1;
110 play_state = STATE_STOPPED;
116 play_state = STATE_PLAYING;
117 return playlist.songs[play_off];
127 playlist_free(struct playlist *playlist)
131 for (i = 0; i < playlist->len; ++i)
132 free(playlist->songs[i]);
133 free(playlist->songs);
134 playlist->songs = NULL;
141 playlist_truncate(void)
143 playlist_free(&playlist);
148 playlist_dropcurrent(void)
152 if (play_off == -1 || playlist.len == 0)
155 free(playlist.songs[play_off]);
158 for (i = play_off; i < playlist.len; ++i)
159 playlist.songs[i] = playlist.songs[i+1];
161 playlist.songs[playlist.len] = NULL;