1/*
2Copyright (c) 2012, Broadcom Europe Ltd
3All rights reserved.
4
5Redistribution and use in source and binary forms, with or without
6modification, are permitted provided that the following conditions are met:
7 * Redistributions of source code must retain the above copyright
8 notice, this list of conditions and the following disclaimer.
9 * Redistributions in binary form must reproduce the above copyright
10 notice, this list of conditions and the following disclaimer in the
11 documentation and/or other materials provided with the distribution.
12 * Neither the name of the copyright holder nor the
13 names of its contributors may be used to endorse or promote products
14 derived from this software without specific prior written permission.
15
16THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
17ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
20DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*/
27
28#include <stdlib.h>
29#include <limits.h>
30#include <string.h>
31#include <stdio.h>
32
33#include "containers/net/net_sockets.h"
34
35#include "nb_io.h"
36
37#define MAX_BUFFER_LEN 1024
38/* Time in milliseconds to yield when nothing is happening */
39#define YIELD_PERIOD_MS 33
40
41
42static vc_container_net_status_t local_net_control(VC_CONTAINER_NET_T *sock,
43 vc_container_net_control_t operation, ...)
44{
45 vc_container_net_status_t result;
46 va_list args;
47
48 va_start(args, operation);
49 result = vc_container_net_control(sock, operation, args);
50 va_end(args);
51
52 return result;
53}
54
55int main(int argc, char **argv)
56{
57 VC_CONTAINER_NET_T *sock;
58 vc_container_net_status_t status;
59 char send_buffer[MAX_BUFFER_LEN];
60 char recv_buffer[MAX_BUFFER_LEN];
61 int ready = 1;
62 int to_send = 0;
63 size_t received;
64
65 if (argc < 3)
66 {
67 printf("Usage:\n%s <address> <port>\n", argv[0]);
68 return 1;
69 }
70
71 sock = vc_container_net_open(argv[1], argv[2], VC_CONTAINER_NET_OPEN_FLAG_STREAM, &status);
72 if (!sock)
73 {
74 printf("vc_container_net_open failed: %d\n", status);
75 return 2;
76 }
77
78 /* Use non-blocking I/O for both network and console */
79 local_net_control(sock, VC_CONTAINER_NET_CONTROL_SET_READ_TIMEOUT_MS, YIELD_PERIOD_MS);
80 nb_set_nonblocking_input(1);
81
82 while (ready)
83 {
84 if (nb_char_available())
85 {
86 char c = nb_get_char();
87
88 if (c == 26) /* CTRL+Z */
89 break;
90
91 send_buffer[to_send++] = c;
92
93 if (c == '\r') /* Translate CR into CRLF */
94 {
95 c = '\n';
96 nb_put_char(c);
97 send_buffer[to_send++] = c;
98 }
99
100 if (c == '\n' || to_send == sizeof(send_buffer) - 1) /* Allow for next character needing translation */
101 {
102 int already_sent = 0, sent;
103
104 /* Send a line at a time */
105 while (to_send)
106 {
107 sent = vc_container_net_write(sock, send_buffer + already_sent, to_send);
108 if (!sent)
109 {
110 printf("vc_container_net_write failed: %d\n", vc_container_net_status(sock));
111 to_send = 0;
112 ready = 0;
113 break;
114 }
115 to_send -= sent;
116 already_sent += sent;
117 }
118 }
119 }
120
121 /* Read back and print any data from the server */
122 received = vc_container_net_read(sock, recv_buffer, sizeof(recv_buffer) - 1);
123 if (received)
124 {
125 char *ptr = recv_buffer;
126
127 while (received--)
128 nb_put_char(*ptr++);
129 } else {
130 vc_container_net_status_t net_status = vc_container_net_status(sock);
131
132 if (net_status != VC_CONTAINER_NET_ERROR_TIMED_OUT && net_status != VC_CONTAINER_NET_SUCCESS)
133 {
134 printf("vc_container_net_read failed: %d\n", net_status);
135 ready = 0;
136 }
137 }
138 }
139
140 nb_set_nonblocking_input(0);
141
142 vc_container_net_close(sock);
143
144 return 0;
145}
146