2 * Copyright (C) 2005-2013 Andre Noll <maan@systemlinux.org>
4 * Licensed under the GPL v2. For licencing details see COPYING.
7 /** \file recv.c the stand-alone audio stream receiver */
10 #include <sys/types.h>
16 #include "buffer_tree.h"
18 #include "recv.cmdline.h"
25 extern void afh_recv_init(struct receiver
*r
);
27 #define AFH_RECEIVER {.name = "afh", .init = afh_recv_init},
28 DEFINE_RECEIVER_ARRAY
;
30 /** The gengetopt args info struct. */
31 static struct recv_args_info conf
;
34 /** Always log to stderr. */
35 INIT_STDERR_LOGGING(loglevel
);
37 /** init array of error codes used by para_recv */
40 __noreturn
static void print_help_and_die(void)
42 int d
= conf
.detailed_help_given
;
43 const char **p
= d
? recv_args_info_detailed_help
44 : recv_args_info_help
;
46 printf_or_die("%s\n\n", RECV_CMDLINE_PARSER_PACKAGE
"-"
47 RECV_CMDLINE_PARSER_VERSION
);
48 printf_or_die("%s\n\n", recv_args_info_usage
);
50 printf_or_die("%s\n", *p
);
51 print_receiver_helps(d
);
55 static void *parse_config(int argc
, char *argv
[], int *receiver_num
)
57 if (recv_cmdline_parser(argc
, argv
, &conf
))
59 HANDLE_VERSION_FLAG("recv", conf
);
60 if (conf
.help_given
|| conf
.detailed_help_given
)
62 loglevel
= get_loglevel_by_name(conf
.loglevel_arg
);
63 return check_receiver_arg(conf
.receiver_arg
, receiver_num
);
67 * The main function of para_recv.
69 * \param argc number of arguments
70 * \param argv vector of arguments
72 * para_recv uses the specified receiver to receive an audio stream sent by
73 * para_server. The received data is written to stdout.
75 * \return \a EXIT_SUCCESS on success, \a EXIT_FAILURE on errors.
77 int main(int argc
, char *argv
[])
79 int ret
, r_opened
= 0, receiver_num
;
80 struct receiver
*r
= NULL
;
81 struct receiver_node rn
;
82 struct stdout_task sot
;
83 static struct sched s
;
85 s
.default_timeout
.tv_sec
= 1;
86 s
.default_timeout
.tv_usec
= 0;
88 memset(&sot
, 0, sizeof(struct stdout_task
));
89 memset(&rn
, 0, sizeof(struct receiver_node
));
92 rn
.conf
= parse_config(argc
, argv
, &receiver_num
);
94 PARA_EMERG_LOG("parse failed\n");
97 r
= &receivers
[receiver_num
];
99 rn
.btrn
= btr_new_node(&(struct btr_node_description
)
100 EMBRACE(.name
= r
->name
));
106 sot
.btrn
= btr_new_node(&(struct btr_node_description
)
107 EMBRACE(.parent
= rn
.btrn
, .name
= "stdout"));
108 stdout_set_defaults(&sot
);
109 register_task(&s
, &sot
.task
);
111 rn
.task
.pre_select
= r
->pre_select
;
112 if (r
->new_post_select
) {
113 rn
.task
.new_post_select
= r
->new_post_select
;
114 rn
.task
.post_select
= NULL
;
116 rn
.task
.new_post_select
= NULL
;
117 rn
.task
.post_select
= r
->post_select
;;
119 sprintf(rn
.task
.status
, "%s", r
->name
);
120 register_task(&s
, &rn
.task
);
126 btr_remove_node(&rn
.btrn
);
127 btr_remove_node(&sot
.btrn
);
129 r
->free_config(rn
.conf
);
132 PARA_ERROR_LOG("%s\n", para_strerror(-ret
));
133 return ret
< 0? EXIT_FAILURE
: EXIT_SUCCESS
;