2 * Copyright (C) 2005-2011 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>
19 #include "recv.cmdline.h"
24 #include "buffer_tree.h"
27 /** The gengetopt args info struct. */
28 static struct recv_args_info conf
;
31 /** Always log to stderr. */
32 INIT_STDERR_LOGGING(loglevel
);
34 /** init array of error codes used by para_recv */
37 __noreturn
static void print_help_and_die(void)
39 int d
= conf
.detailed_help_given
;
40 const char **p
= d
? recv_args_info_detailed_help
41 : recv_args_info_help
;
43 printf_or_die("%s\n\n", RECV_CMDLINE_PARSER_PACKAGE
"-"
44 RECV_CMDLINE_PARSER_VERSION
);
45 printf_or_die("%s\n\n", recv_args_info_usage
);
47 printf_or_die("%s\n", *p
);
48 print_receiver_helps(d
);
52 static void *parse_config(int argc
, char *argv
[], int *receiver_num
)
54 if (recv_cmdline_parser(argc
, argv
, &conf
))
56 HANDLE_VERSION_FLAG("recv", conf
);
57 if (conf
.help_given
|| conf
.detailed_help_given
)
59 loglevel
= get_loglevel_by_name(conf
.loglevel_arg
);
60 return check_receiver_arg(conf
.receiver_arg
, receiver_num
);
64 * The main function of para_recv.
66 * \param argc number of arguments
67 * \param argv vector of arguments
69 * para_recv uses the specified receiver to receive an audio stream sent by
70 * para_server. The received data is written to stdout.
72 * \return \a EXIT_SUCCESS on success, \a EXIT_FAILURE on errors.
74 int main(int argc
, char *argv
[])
76 int ret
, r_opened
= 0, receiver_num
;
77 struct receiver
*r
= NULL
;
78 struct receiver_node rn
;
79 struct stdout_task sot
;
80 static struct sched s
;
82 s
.default_timeout
.tv_sec
= 1;
83 s
.default_timeout
.tv_usec
= 0;
85 memset(&sot
, 0, sizeof(struct stdout_task
));
86 memset(&rn
, 0, sizeof(struct receiver_node
));
89 rn
.conf
= parse_config(argc
, argv
, &receiver_num
);
91 PARA_EMERG_LOG("parse failed\n");
94 r
= &receivers
[receiver_num
];
96 rn
.btrn
= btr_new_node(&(struct btr_node_description
)
97 EMBRACE(.name
= r
->name
));
103 sot
.btrn
= btr_new_node(&(struct btr_node_description
)
104 EMBRACE(.parent
= rn
.btrn
, .name
= "stdout"));
105 stdout_set_defaults(&sot
);
106 register_task(&sot
.task
);
108 rn
.task
.pre_select
= r
->pre_select
;
109 rn
.task
.post_select
= r
->post_select
;
110 sprintf(rn
.task
.status
, "%s", r
->name
);
111 register_task(&rn
.task
);
117 btr_free_node(rn
.btrn
);
118 btr_free_node(sot
.btrn
);
120 r
->free_config(rn
.conf
);
122 PARA_ERROR_LOG("%s\n", para_strerror(-ret
));
123 return ret
< 0? EXIT_FAILURE
: EXIT_SUCCESS
;