int
streamPlaylist(shout_t *shout, const char *fileName)
{
const char *song;
char lastSong[PATH_MAX];
if (playlist == NULL) {
if (pezConfig->fileNameIsProgram) {
if ((playlist = playlist_program(fileName)) == NULL)
return (0);
} else {
if ((playlist = playlist_read(fileName)) == NULL)
return (0);
if (vFlag && playlist_get_num_items(playlist) == 0)
printf("%s: Warning: Playlist '%s' is empty\n",
__progname, fileName);
}
} else {
/*
* XXX: This preserves traditional behavior, however,
* rereading the playlist after each walkthrough seems a
* bit more logical.
*/
playlist_rewind(playlist);
}
if (!pezConfig->fileNameIsProgram && pezConfig->shuffle)
playlist_shuffle(playlist);
while ((song = playlist_get_next(playlist)) != NULL) {
strlcpy(lastSong, song, sizeof(lastSong));
if (!streamFile(shout, song))
return (0);
if (quit)
break;
if (rereadPlaylist) {
rereadPlaylist = rereadPlaylist_notify = 0;
if (pezConfig->fileNameIsProgram)
continue;
printf("%s: Rereading playlist\n", __progname);
if (!playlist_reread(&playlist))
return (0);
if (pezConfig->shuffle)
playlist_shuffle(playlist);
else {
playlist_goto_entry(playlist, lastSong);
playlist_skip_next(playlist);
}
continue;
}
}
return (1);
}
int
playlist_reread(playlist_t **plist)
{
playlist_t *new_pl, *pl;
if (plist == NULL || *plist == NULL) {
printf("%s: playlist_reread(): Internal error: NULL argument\n",
__progname);
exit(1);
}
pl = *plist;
if (pl->program)
return (0);
if ((new_pl = playlist_read(pl->filename)) == NULL)
return (0);
playlist_free(&pl);
*plist = new_pl;
return (1);
}
int
main(int argc, char *argv[])
{
int c;
char *configFile = NULL;
char *host = NULL;
unsigned short port = 0;
char *mount = NULL;
shout_t *shout;
extern char *optarg;
extern int optind;
#ifdef HAVE_SIGNALS
struct sigaction act;
unsigned int i;
#endif
#ifdef XALLOC_DEBUG
xalloc_initialize_debug(2, NULL);
#else
xalloc_initialize();
#endif /* XALLOC_DEBUG */
playlist_init();
shout_init();
__progname = getProgname(argv[0]);
pezConfig = getEZConfig();
mFlag = 0;
nFlag = 0;
qFlag = 0;
vFlag = 0;
while ((c = local_getopt(argc, argv, "c:hmnqsVv")) != -1) {
switch (c) {
case 'c':
if (configFile != NULL) {
printf("Error: multiple -c arguments given\n");
usage();
return (ez_shutdown(2));
}
configFile = xstrdup(optarg);
break;
case 'h':
usage();
usageHelp();
return (ez_shutdown(0));
case 'm':
mFlag = 1;
break;
case 'n':
nFlag = 1;
break;
case 'q':
qFlag = 1;
break;
case 's':
sFlag = 1;
break;
case 'V':
printf("%s\n", PACKAGE_STRING);
return (ez_shutdown(0));
case 'v':
vFlag++;
break;
case '?':
usage();
return (ez_shutdown(2));
default:
break;
}
}
argc -= optind;
argv += optind;
if (sFlag) {
playlist_t *pl;
const char *entry;
switch (argc) {
case 0:
pl = playlist_read(NULL);
if (pl == NULL)
return (ez_shutdown(1));
break;
case 1:
pl = playlist_read(argv[0]);
if (pl == NULL)
return (ez_shutdown(1));
break;
default:
printf("Error: Too many arguments.\n");
return (ez_shutdown(2));
}
playlist_shuffle(pl);
while ((entry = playlist_get_next(pl)) != NULL)
printf("%s\n", entry);
playlist_free(&pl);
return (ez_shutdown(0));
}
if (configFile == NULL) {
printf("You must supply a config file with the -c argument.\n");
usage();
return (ez_shutdown(2));
} else {
/*
* Attempt to open configFile here for a more meaningful error
* message. Where possible, do it with stat() and check for
* safe config file permissions.
*/
#ifdef HAVE_STAT
struct stat st;
if (stat(configFile, &st) == -1) {
printf("%s: %s\n", configFile, strerror(errno));
usage();
return (ez_shutdown(2));
}
if (vFlag && (st.st_mode & (S_IRGRP | S_IROTH)))
printf("%s: Warning: %s is group and/or world readable\n",
__progname, configFile);
if (st.st_mode & (S_IWGRP | S_IWOTH)) {
printf("%s: Error: %s is group and/or world writeable\n",
__progname, configFile);
return (ez_shutdown(2));
}
#else
FILE *tmp;
if ((tmp = fopen(configFile, "r")) == NULL) {
printf("%s: %s\n", configFile, strerror(errno));
usage();
return (ez_shutdown(2));
}
fclose(tmp);
#endif /* HAVE_STAT */
}
if (!parseConfig(configFile))
return (ez_shutdown(2));
if (pezConfig->URL == NULL) {
printf("%s: Error: Missing <url>\n", configFile);
return (ez_shutdown(2));
}
if (!urlParse(pezConfig->URL, &host, &port, &mount)) {
printf("Must be of the form ``http://server:port/mountpoint''\n");
return (ez_shutdown(2));
}
if (strlen(host) == 0) {
printf("%s: Error: Invalid <url>: Missing server:\n", configFile);
printf("Must be of the form ``http://server:port/mountpoint''\n");
return (ez_shutdown(2));
}
if (strlen(mount) == 0) {
printf("%s: Error: Invalid <url>: Missing mountpoint:\n", configFile);
printf("Must be of the form ``http://server:port/mountpoint''\n");
return (ez_shutdown(2));
}
if (pezConfig->password == NULL) {
printf("%s: Error: Missing <sourcepassword>\n", configFile);
return (ez_shutdown(2));
}
if (pezConfig->fileName == NULL) {
printf("%s: Error: Missing <filename>\n", configFile);
return (ez_shutdown(2));
}
if (pezConfig->format == NULL) {
printf("%s: Warning: Missing <format>:\n", configFile);
printf("Specify a stream format of either MP3, VORBIS or THEORA\n");
}
xfree(configFile);
if ((shout = stream_setup(host, port, mount)) == NULL)
return (ez_shutdown(1));
if (pezConfig->metadataProgram != NULL)
metadataFromProgram = 1;
else
metadataFromProgram = 0;
#ifdef HAVE_SIGNALS
memset(&act, 0, sizeof(act));
act.sa_handler = sig_handler;
# ifdef SA_RESTART
act.sa_flags = SA_RESTART;
# endif
for (i = 0; i < sizeof(ezstream_signals) / sizeof(int); i++) {
if (sigaction(ezstream_signals[i], &act, NULL) == -1) {
printf("%s: sigaction(): %s\n",
__progname, strerror(errno));
return (ez_shutdown(1));
}
}
/*
* Ignore SIGPIPE, which has been seen to give a long-running ezstream
* process trouble. EOF and/or EPIPE are also easier to handle.
*/
act.sa_handler = SIG_IGN;
if (sigaction(SIGPIPE, &act, NULL) == -1) {
printf("%s: sigaction(): %s\n",
__progname, strerror(errno));
return (ez_shutdown(1));
}
#endif /* HAVE_SIGNALS */
if (shout_open(shout) == SHOUTERR_SUCCESS) {
int ret;
printf("%s: Connected to http://%s:%hu%s\n", __progname,
host, port, mount);
if (pezConfig->fileNameIsProgram ||
strrcasecmp(pezConfig->fileName, ".m3u") == 0 ||
strrcasecmp(pezConfig->fileName, ".txt") == 0)
playlistMode = 1;
else
playlistMode = 0;
if (vFlag && pezConfig->fileNameIsProgram)
printf("%s: Using program '%s' to get filenames for streaming\n",
__progname, pezConfig->fileName);
do {
if (playlistMode) {
ret = streamPlaylist(shout,
pezConfig->fileName);
} else {
ret = streamFile(shout, pezConfig->fileName);
}
if (quit)
break;
if (pezConfig->streamOnce)
break;
} while (ret);
shout_close(shout);
} else
printf("%s: Connection to http://%s:%hu%s failed: %s\n", __progname,
host, port, mount, shout_get_error(shout));
if (quit)
printf("\r%s: SIGINT or SIGTERM received\n", __progname);
if (vFlag)
printf("%s: Exiting ...\n", __progname);
xfree(host);
xfree(mount);
playlist_free(&playlist);
return (ez_shutdown(0));
}
/* Core streaming function for this module
* This is what actually produces the data which gets streamed.
*
* returns: >0 Number of bytes read
* 0 Non-fatal error.
* <0 Fatal error.
*/
static int playlist_read(void *self, ref_buffer *rb)
{
playlist_state_t *pl = (playlist_state_t *)self;
int bytes;
unsigned char *buf;
char *newfn;
int result;
ogg_page og;
if (pl->errors > 5)
{
LOG_WARN0("Too many consecutive errors - exiting");
return -1;
}
if (!pl->current_file || pl->nexttrack)
{
pl->nexttrack = 0;
if (pl->current_file && strcmp (pl->filename, "-"))
{
fclose(pl->current_file);
pl->current_file = NULL;
}
if (pl->file_ended)
{
pl->file_ended(pl->data, pl->filename);
}
newfn = pl->get_filename(pl->data);
if (!newfn)
{
LOG_INFO0("No more filenames available, end of playlist");
return -1; /* No more files available */
}
if (strcmp (newfn, "-"))
{
if (!pl->allow_repeat && pl->filename && !strcmp(pl->filename, newfn))
{
LOG_ERROR0("Cannot play same file twice in a row, skipping");
pl->errors++;
pl->free_filename (pl->data, newfn);
return 0;
}
pl->free_filename(pl->data, pl->filename);
pl->filename = newfn;
pl->current_file = fopen(pl->filename, "rb");
if (!pl->current_file)
{
LOG_WARN2("Error opening file \"%s\": %s",pl->filename, strerror(errno));
pl->errors++;
return 0;
}
LOG_INFO1("Currently playing \"%s\"", pl->filename);
}
else
{
LOG_INFO0("Currently playing from stdin");
pl->current_file = stdin;
pl->free_filename(pl->data, pl->filename);
pl->filename = newfn;
}
/* Reinit sync, so that dead data from previous file is discarded */
ogg_sync_clear(&pl->oy);
ogg_sync_init(&pl->oy);
}
input_sleep ();
while(1)
{
result = ogg_sync_pageout(&pl->oy, &og);
if(result < 0)
LOG_WARN1("Corrupt or missing data in file (%s)", pl->filename);
else if(result > 0)
{
if (ogg_page_bos (&og))
{
if (ogg_page_serialno (&og) == pl->current_serial)
LOG_WARN1 ("detected duplicate serial number reading \"%s\"", pl->filename);
pl->current_serial = ogg_page_serialno (&og);
}
if (input_calculate_ogg_sleep (&og) < 0)
{
pl->nexttrack = 1;
return 0;
}
rb->len = og.header_len + og.body_len;
rb->buf = malloc(rb->len);
rb->aux_data = og.header_len;
memcpy(rb->buf, og.header, og.header_len);
memcpy(rb->buf+og.header_len, og.body, og.body_len);
if(ogg_page_granulepos(&og)==0)
rb->critical = 1;
break;
}
/* If we got to here, we didn't have enough data. */
buf = ogg_sync_buffer(&pl->oy, BUFSIZE);
bytes = fread(buf,1, BUFSIZE, pl->current_file);
if (bytes <= 0)
{
if (feof(pl->current_file))
{
pl->nexttrack = 1;
return playlist_read(pl,rb);
}
else
{
LOG_ERROR2("Read error from \"%s\": %s", pl->filename, strerror(errno));
fclose(pl->current_file);
pl->current_file=NULL;
pl->errors++;
return 0;
}
}
else
ogg_sync_wrote(&pl->oy, bytes);
}
pl->errors=0;
return rb->len;
}
