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.
17 #include <sys/types.h>
18 #include <sys/queue.h>
42 static struct imsgbuf *ibuf;
45 static int nextfd = -1;
46 static char nextpath[PATH_MAX];
48 volatile sig_atomic_t halted;
51 player_signal_handler(int signo)
61 if ((hdl = sio_open(SIO_DEVANY, SIO_PLAY, 0)) == NULL)
66 par.appbufsz = 50 * par.rate / 1000;
68 if (!sio_setpar(hdl, &par) || !sio_getpar(hdl, &par))
69 fatal("couldn't set audio params");
70 if (par.bits != 16 || par.le != SIO_LE_NATIVE)
71 fatalx("unsupported audio params");
77 player_setrate(int rate)
81 log_debug("switching to sample rate %d", rate);
87 if (!sio_setpar(hdl, &par) || !sio_getpar(hdl, &par)) {
88 log_warnx("invalid params");
92 /* TODO: check the sample rate? */
94 if (!sio_start(hdl)) {
95 log_warn("sio_start");
102 player_pendingimsg(void)
113 r = poll(&pfd, 1, 0);
120 player_enqueue(struct imsg *imsg)
125 fatalx("track already enqueued");
127 datalen = IMSG_DATA_SIZE(*imsg);
128 if (datalen != sizeof(nextpath))
129 fatalx("%s: size mismatch", __func__);
130 memcpy(nextpath, imsg->data, sizeof(nextpath));
131 if (nextpath[datalen-1] != '\0')
132 fatalx("%s: corrupted path", __func__);
133 if ((nextfd = imsg->fd) == -1)
134 fatalx("%s: got invalid file descriptor", __func__);
135 log_debug("enqueued %s", nextpath);
138 /* process only one message */
140 player_dispatch(void)
149 if ((n = imsg_read(ibuf)) == -1 && errno != EAGAIN)
152 fatalx("pipe closed");
154 if ((n = imsg_get(ibuf, &imsg)) == -1)
156 if (n == 0) /* no more messages */
157 fatalx("expected at least a message");
160 if (ret == IMSG_STOP)
162 switch (imsg.hdr.type) {
164 player_enqueue(&imsg);
172 fatalx("unknown imsg %d", imsg.hdr.type);
181 imsg_compose(ibuf, IMSG_ERR, 0, 0, -1, NULL, 0);
188 imsg_compose(ibuf, IMSG_EOF, 0, 0, -1, NULL, 0);
193 player_playnext(void)
197 assert(nextfd != -1);
200 /* XXX: use magic(5) for this, not file extensions */
201 if (strstr(nextpath, ".ogg") != NULL)
203 else if (strstr(nextpath, ".mp3") != NULL)
205 else if (strstr(nextpath, ".flac") != NULL)
207 else if (strstr(nextpath, ".opus") != NULL)
210 log_warnx("unknown file type for %s", nextpath);
221 r = player_dispatch();
222 return r == IMSG_RESUME;
226 player_shouldstop(void)
228 if (!player_pendingimsg())
231 switch (player_dispatch()) {
244 player(int debug, int verbose)
247 log_init(debug, LOG_DAEMON);
248 log_setverbose(verbose);
250 setproctitle("player");
251 log_procinit("player");
264 /* mark fd as blocking i/o mode */
265 if ((flags = fcntl(3, F_GETFL)) == -1)
266 fatal("fcntl(F_GETFL)");
267 if (fcntl(3, F_SETFL, flags & ~O_NONBLOCK) == -1)
268 fatal("fcntl F_SETFL O_NONBLOCK");
270 ibuf = xmalloc(sizeof(*ibuf));
273 signal(SIGINT, player_signal_handler);
274 signal(SIGTERM, player_signal_handler);
276 signal(SIGHUP, SIG_IGN);
277 signal(SIGPIPE, SIG_IGN);
279 if (pledge("stdio recvfd", NULL) == -1)