2 * Copyright (C) 1997-2009 Andre Noll <maan@systemlinux.org>
4 * Licensed under the GPL v2. For licencing details see COPYING.
7 /** \file client.c the client program used to connect to para_server */
9 #include <openssl/rc4.h>
15 #include "client.cmdline.h"
24 static struct client_task
*ct
;
25 static struct stdin_task sit
;
26 static struct stdout_task sot
;
28 static void supervisor_post_select(__a_unused
struct sched
*s
, struct task
*t
)
30 if (ct
->task
.error
< 0) {
31 t
->error
= ct
->task
.error
;
34 if (ct
->status
== CL_SENDING
) {
35 stdin_set_defaults(&sit
);
36 sit
.buf
= para_malloc(sit
.bufsize
),
37 register_task(&sit
.task
);
39 ct
->in_loaded
= &sit
.loaded
;
40 ct
->in_error
= &sit
.task
.error
;
41 t
->error
= -E_TASK_STARTED
;
44 if (ct
->status
== CL_RECEIVING
) {
45 stdout_set_defaults(&sot
);
47 sot
.loaded
= &ct
->loaded
;
48 sot
.input_error
= &ct
->task
.error
;
49 register_task(&sot
.task
);
50 t
->error
= -E_TASK_STARTED
;
55 static struct task svt
= {
56 .post_select
= supervisor_post_select
,
57 .status
= "supervisor task"
60 static int client_loglevel
; /* loglevel */
61 INIT_STDERR_LOGGING(client_loglevel
);
65 * The client program to connect to para_server.
67 * \param argc Usual argument count.
68 * \param argv Usual argument vector.
70 * It registers two tasks: The client task that communicates with para_server
71 * and the standard out task that writes any output produced by the client task
74 * \return EXIT_SUCCESS or EXIT_FAILURE
76 * \sa client_open(), stdout.c, stdout.h, para_client(1), para_server(1)
78 int main(int argc
, char *argv
[])
82 static struct sched s
;
84 s
.default_timeout
.tv_sec
= 1;
85 s
.default_timeout
.tv_usec
= 0;
86 ret
= client_open(argc
, argv
, &ct
, &client_loglevel
);
87 if (ret
< 0) /* can not use PARA_LOG here because ct is NULL */
92 PARA_ERROR_LOG("%s\n", para_strerror(-ret
));
94 return ret
>= 0? EXIT_SUCCESS
: EXIT_FAILURE
;