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
|
/*
* ROUTE Command Implmentation
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <netinet/in.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <net/route.h>
#include <rtems.h>
#include <rtems/rtems_bsdnet.h>
#include <rtems/shell.h>
#include "internal.h"
static int rtems_shell_main_route(
int argc,
char *argv[]
)
{
int cmd;
struct sockaddr_in dst;
struct sockaddr_in gw;
struct sockaddr_in netmask;
int f_host;
int f_gw = 0;
int cur_idx;
int flags;
int rc;
memset(&dst, 0, sizeof(dst));
memset(&gw, 0, sizeof(gw));
memset(&netmask, 0, sizeof(netmask));
dst.sin_len = sizeof(dst);
dst.sin_family = AF_INET;
dst.sin_addr.s_addr = inet_addr("0.0.0.0");
gw.sin_len = sizeof(gw);
gw.sin_family = AF_INET;
gw.sin_addr.s_addr = inet_addr("0.0.0.0");
netmask.sin_len = sizeof(netmask);
netmask.sin_family = AF_INET;
netmask.sin_addr.s_addr = inet_addr("255.255.255.0");
if (argc < 2) {
rtems_bsdnet_show_inet_routes();
return 0;
}
if (strcmp(argv[1], "add") == 0) {
cmd = RTM_ADD;
} else if (strcmp(argv[1], "del") == 0) {
cmd = RTM_DELETE;
} else {
printf("invalid command: %s\n", argv[1]);
printf("\tit should be 'add' or 'del'\n");
return -1;
}
if (argc < 3) {
printf("not enough arguments\n");
return -1;
}
if (strcmp(argv[2], "-host") == 0) {
f_host = 1;
} else if (strcmp(argv[2], "-net") == 0) {
f_host = 0;
} else {
printf("Invalid type: %s\n", argv[1]);
printf("\tit should be '-host' or '-net'\n");
return -1;
}
if (argc < 4) {
printf("not enough arguments\n");
return -1;
}
inet_pton(AF_INET, argv[3], &dst.sin_addr);
cur_idx = 4;
while(cur_idx < argc) {
if (strcmp(argv[cur_idx], "gw") == 0) {
if ((cur_idx +1) >= argc) {
printf("no gateway address\n");
return -1;
}
f_gw = 1;
inet_pton(AF_INET, argv[cur_idx + 1], &gw.sin_addr);
cur_idx += 1;
} else if(strcmp(argv[cur_idx], "netmask") == 0) {
if ((cur_idx +1) >= argc) {
printf("no netmask address\n");
return -1;
}
f_gw = 1;
inet_pton(AF_INET, argv[cur_idx + 1], &netmask.sin_addr);
cur_idx += 1;
} else {
printf("Unknown argument\n");
return -1;
}
cur_idx += 1;
}
flags = RTF_STATIC;
if (f_gw != 0) {
flags |= RTF_GATEWAY;
}
if (f_host != 0) {
flags |= RTF_HOST;
}
rc = rtems_bsdnet_rtrequest(
cmd,
(struct sockaddr *)&dst,
(struct sockaddr *)&gw,
(struct sockaddr *)&netmask,
flags,
NULL
);
if (rc < 0) {
printf("Error adding route\n");
}
return 0;
}
rtems_shell_cmd_t rtems_shell_ROUTE_Command = {
"route", /* name */
"TBD", /* usage */
"network", /* topic */
rtems_shell_main_route, /* command */
NULL, /* alias */
NULL /* next */
};
|