/*
- * Copyright (C) 2005-2006 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2005-2008 Andre Noll <maan@systemlinux.org>
*
- * 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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ * Licensed under the GPL v2. For licencing details see COPYING.
*/
-#include "para.h"
+/** \file recv.c the stand-alone audio stream receiver */
+
+#include <sys/types.h>
+#include <dirent.h>
+
+#include "para.h"
#include "list.h"
#include "sched.h"
#include "recv.h"
#include "error.h"
#include "stdout.h"
+/** the gengetopt args info struct */
struct recv_args_info conf;
-INIT_RECV_ERRLISTS;
+/** always log to stderr */
+INIT_STDERR_LOGGING(conf.loglevel_arg);
-__printf_2_3 void para_log(int ll, const char* fmt,...)
-{
- va_list argp;
-
- /* ignore log message if loglevel is not high enough */
- if (ll < conf.loglevel_arg)
- return;
- va_start(argp, fmt);
- vfprintf(stderr, fmt, argp);
- va_end(argp);
-}
+/** init array of error codes used by para_recv */
+INIT_RECV_ERRLISTS;
static void *parse_config(int argc, char *argv[], int *receiver_num)
{
if (recv_cmdline_parser(argc, argv, &conf))
return NULL;
+ HANDLE_VERSION_FLAG("recv", conf);
if (conf.list_receivers_given) {
printf("available receivers: ");
for (i = 0; receivers[i].name; i++)
return check_receiver_arg(conf.receiver_arg, receiver_num);
}
-void rn_event_handler(struct task *t)
-{
- struct receiver_node *rn = t->private_data;
- PARA_NOTICE_LOG("%s\n", PARA_STRERROR(-t->ret));
- rn->eof = 1;
- unregister_task(t);
-}
-
+/**
+ * the main function of para_recv
+ *
+ * \param argc number of arguments
+ * \param argv vector of arguments
+ *
+ * para_recv uses the specified receiver to receive an audio stream sent by
+ * para_server. The received data is written to stdout.
+ *
+ * \return \a EXIT_SUCCESS on success, \a EXIT_FAILURE on errors.
+ */
int main(int argc, char *argv[])
{
int ret, r_opened = 0, receiver_num;
- struct receiver *r = NULL;
+ struct receiver *r = NULL;
struct receiver_node rn;
struct stdout_task sot;
struct sched s;
ret = -E_RECV_SYNTAX;
rn.conf = parse_config(argc, argv, &receiver_num);
if (!rn.conf) {
- PARA_EMERG_LOG("%s", "parse failed\n");
+ PARA_EMERG_LOG("parse failed\n");
goto out;
}
r = &receivers[receiver_num];
stdout_set_defaults(&sot);
sot.buf = rn.buf;
sot.loaded = &rn.loaded;
- sot.input_eof = &rn.eof;
+ sot.input_error = &rn.task.error;
register_task(&sot.task);
- rn.task.private_data = &rn;
rn.task.pre_select = r->pre_select;
rn.task.post_select = r->post_select;
- rn.task.event_handler = rn_event_handler;
sprintf(rn.task.status, "receiver node");
register_task(&rn.task);
-
- ret = sched(&s);
+ ret = schedule(&s);
out:
if (r_opened)
r->close(&rn);
if (r)
r->shutdown();
if (ret < 0)
- PARA_ERROR_LOG("%s\n", PARA_STRERROR(-ret));
- return ret;
+ PARA_ERROR_LOG("%s\n", para_strerror(-ret));
+ return ret < 0? EXIT_FAILURE : EXIT_SUCCESS;
}