1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
/* SPDX-License-Identifier: MPL-2.0 */
#include "../include/zmq.h"
#include <stdio.h>
#include <stdlib.h>
int main (int argc, char *argv[])
{
const char *bind_to;
int roundtrip_count;
size_t message_size;
void *ctx;
void *s;
int rc;
int i;
zmq_msg_t msg;
if (argc != 4) {
printf ("usage: local_lat <bind-to> <message-size> "
"<roundtrip-count>\n");
return 1;
}
bind_to = argv[1];
message_size = atoi (argv[2]);
roundtrip_count = atoi (argv[3]);
ctx = zmq_init (1);
if (!ctx) {
printf ("error in zmq_init: %s\n", zmq_strerror (errno));
return -1;
}
s = zmq_socket (ctx, ZMQ_REP);
if (!s) {
printf ("error in zmq_socket: %s\n", zmq_strerror (errno));
return -1;
}
rc = zmq_bind (s, bind_to);
if (rc != 0) {
printf ("error in zmq_bind: %s\n", zmq_strerror (errno));
return -1;
}
rc = zmq_msg_init (&msg);
if (rc != 0) {
printf ("error in zmq_msg_init: %s\n", zmq_strerror (errno));
return -1;
}
for (i = 0; i != roundtrip_count; i++) {
rc = zmq_recvmsg (s, &msg, 0);
if (rc < 0) {
printf ("error in zmq_recvmsg: %s\n", zmq_strerror (errno));
return -1;
}
if (zmq_msg_size (&msg) != message_size) {
printf ("message of incorrect size received\n");
return -1;
}
rc = zmq_sendmsg (s, &msg, 0);
if (rc < 0) {
printf ("error in zmq_sendmsg: %s\n", zmq_strerror (errno));
return -1;
}
}
rc = zmq_msg_close (&msg);
if (rc != 0) {
printf ("error in zmq_msg_close: %s\n", zmq_strerror (errno));
return -1;
}
zmq_sleep (1);
rc = zmq_close (s);
if (rc != 0) {
printf ("error in zmq_close: %s\n", zmq_strerror (errno));
return -1;
}
rc = zmq_ctx_term (ctx);
if (rc != 0) {
printf ("error in zmq_ctx_term: %s\n", zmq_strerror (errno));
return -1;
}
return 0;
}
|
