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
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
|
/* stream client example. */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <netinet/in.h>
#include <osmocom/core/select.h>
#include <osmocom/core/talloc.h>
#include <osmocom/core/msgb.h>
#include <osmocom/core/logging.h>
#include <osmocom/core/application.h>
#include <osmocom/netif/stream.h>
#define DSTREAMTEST 0
struct log_info_cat osmo_stream_cli_test_cat[] = {
[DSTREAMTEST] = {
.name = "DSTREAMTEST",
.description = "STREAMCLIENT-mode test",
.color = "\033[1;35m",
.enabled = 1, .loglevel = LOGL_DEBUG,
},
};
const struct log_info osmo_stream_cli_test_log_info = {
.filter_fn = NULL,
.cat = osmo_stream_cli_test_cat,
.num_cat = ARRAY_SIZE(osmo_stream_cli_test_cat),
};
static struct osmo_stream_cli *conn;
static bool quit = false;
void sighandler(int foo)
{
LOGP(DSTREAMTEST, LOGL_NOTICE, "closing stream.\n");
quit = true;
signal(SIGINT, SIG_DFL);
}
static int connect_cb(struct osmo_stream_cli *conn)
{
LOGP(DSTREAMTEST, LOGL_NOTICE, "connected: %s\n", osmo_stream_cli_get_sockname(conn));
return 0;
}
static int disconnect_cb(struct osmo_stream_cli *conn)
{
LOGP(DSTREAMTEST, LOGL_NOTICE, "disconnected: %s\n", osmo_stream_cli_get_sockname(conn));
return 0;
}
static int read_cb(struct osmo_stream_cli *conn, int res, struct msgb *msg)
{
LOGP(DSTREAMTEST, LOGL_NOTICE, "receiving message from stream... ");
if (res < 0) {
LOGPC(DSTREAMTEST, LOGL_ERROR, "cannot receive message (res = %d)\n", res);
msgb_free(msg);
return 0;
}
LOGPC(DSTREAMTEST, LOGL_NOTICE, "got %d bytes: %s\n", msg->len, msgb_hexdump(msg));
msgb_free(msg);
return 0;
}
static void *tall_test;
static int kbd_cb(struct osmo_fd *fd, unsigned int what)
{
char buf[1024];
struct msgb *msg;
uint8_t *ptr;
int ret;
ret = read(STDIN_FILENO, buf, sizeof(buf));
LOGP(DSTREAMTEST, LOGL_NOTICE, "read %d byte from keyboard\n", ret);
if (ret < 0)
return ret;
msg = msgb_alloc(1024, "STREAMCLIENT/test");
if (msg == NULL) {
LOGP(DSTREAMTEST, LOGL_ERROR, "cannot allocate message\n");
return 0;
}
ptr = msgb_put(msg, ret);
memcpy(ptr, buf, ret);
LOGP(DSTREAMTEST, LOGL_NOTICE, "sending %d bytes message: %s\n", msg->len, msgb_hexdump(msg));
osmo_stream_cli_send(conn, msg);
return 0;
}
static void signal_handler(int signum)
{
switch (signum) {
case SIGUSR1:
talloc_report_full(tall_test, stdout);
break;
}
}
int main(int argc, char **argv)
{
struct osmo_fd *kbd_ofd;
bool use_sctp = false;
const char *use_remote_addr = "127.0.0.1";
int opt, rc;
while ((opt = getopt(argc, argv, "sr:")) != -1) {
switch (opt) {
case 's':
use_sctp = true;
break;
case 'r':
use_remote_addr = optarg;
break;
default:
exit(0);
}
}
signal(SIGUSR1, &signal_handler);
tall_test = talloc_named_const(NULL, 1, "osmo_stream_cli_test");
msgb_talloc_ctx_init(tall_test, 0);
osmo_init_logging2(tall_test, &osmo_stream_cli_test_log_info);
log_set_log_level(osmo_stderr_target, LOGL_DEBUG);
/*
* initialize stream cli.
*/
conn = osmo_stream_cli_create(tall_test);
if (conn == NULL) {
fprintf(stderr, "cannot create cli\n");
exit(EXIT_FAILURE);
}
osmo_stream_cli_set_name(conn, "stream_client");
osmo_stream_cli_set_addr(conn, use_remote_addr);
osmo_stream_cli_set_port(conn, 10000);
if (use_sctp)
osmo_stream_cli_set_proto(conn, IPPROTO_SCTP);
osmo_stream_cli_set_connect_cb(conn, connect_cb);
osmo_stream_cli_set_disconnect_cb(conn, disconnect_cb);
osmo_stream_cli_set_read_cb2(conn, read_cb);
rc = osmo_stream_cli_open(conn);
if (rc < 0) {
fprintf(stderr, "cannot open cli: %d\n", rc);
exit(EXIT_FAILURE);
}
kbd_ofd = talloc_zero(tall_test, struct osmo_fd);
if (!kbd_ofd) {
LOGP(DSTREAMTEST, LOGL_ERROR, "OOM\n");
exit(EXIT_FAILURE);
}
osmo_fd_setup(kbd_ofd, STDIN_FILENO, OSMO_FD_READ, kbd_cb, conn, 0);
rc = osmo_fd_register(kbd_ofd);
if (rc < 0) {
LOGP(DSTREAMTEST, LOGL_ERROR, "FD Register\n");
exit(EXIT_FAILURE);
}
signal(SIGINT, sighandler);
LOGP(DSTREAMTEST, LOGL_NOTICE, "Entering main loop\n");
while (!quit) {
osmo_select_main(0);
}
osmo_fd_unregister(kbd_ofd);
osmo_stream_cli_destroy(conn);
}
|
