2 * ipforward value get function for solaris.
3 * Copyright (C) 1997 Kunihiro Ishiguro
5 * This file is part of GNU Zebra.
7 * GNU Zebra is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2, or (at your option) any
12 * GNU Zebra is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
17 * You should have received a copy of the GNU General Public License along
18 * with this program; see the file COPYING; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
28 #include "lib_errors.h"
31 #include "zebra/ipforward.h"
32 #include "zebra/zebra_errors.h"
35 ** Solaris should define IP_DEV_NAME in <inet/ip.h>, but we'll save
36 ** configure.in changes for another day. We can use the same device
37 ** for both IPv4 and IPv6.
39 /* #include <inet/ip.h> */
41 #define IP_DEV_NAME "/dev/ip"
45 extern struct zebra_privs_t zserv_privs
;
47 /* This is a limited ndd style function that operates one integer
48 ** value only. Errors return -1. ND_SET commands return 0 on
49 ** success. ND_GET commands return the value on success (which could
50 ** be -1 and be confused for an error). The parameter is the string
51 ** name of the parameter being referenced.
54 static int solaris_nd(const int cmd
, const char *parameter
, const int value
)
56 #define ND_BUFFER_SIZE 1024
58 char nd_buf
[ND_BUFFER_SIZE
];
59 struct strioctl strioctl
;
60 const char *device
= IP_DEV_NAME
;
62 memset(nd_buf
, '\0', ND_BUFFER_SIZE
);
64 ** ND_SET takes a NULL delimited list of strings further terminated
65 ** buy a NULL. ND_GET returns a list in a similar layout, although
66 ** here we only use the first result.
69 snprintf(nd_buf
, ND_BUFFER_SIZE
, "%s%c%d%c", parameter
, '\0',
71 else if (cmd
== ND_GET
)
72 snprintf(nd_buf
, ND_BUFFER_SIZE
, "%s", parameter
);
74 flog_err_sys(EC_LIB_SYSTEM_CALL
,
75 "internal error - inappropriate command given to "
81 strioctl
.ic_cmd
= cmd
;
82 strioctl
.ic_timout
= 0;
83 strioctl
.ic_len
= ND_BUFFER_SIZE
;
84 strioctl
.ic_dp
= nd_buf
;
86 frr_with_privs(&zserv_privs
) {
87 if ((fd
= open(device
, O_RDWR
)) < 0) {
88 flog_err_sys(EC_LIB_SYSTEM_CALL
,
89 "failed to open device %s - %s", device
,
90 safe_strerror(errno
));
93 if (ioctl(fd
, I_STR
, &strioctl
) < 0) {
95 flog_err_sys(EC_LIB_SYSTEM_CALL
,
96 "ioctl I_STR failed on device %s - %s",
97 device
, safe_strerror(errno
));
105 retval
= atoi(nd_buf
);
108 "failed to convert returned value to integer - %s",
109 safe_strerror(errno
));
118 static int solaris_nd_set(const char *parameter
, const int value
)
120 return solaris_nd(ND_SET
, parameter
, value
);
122 static int solaris_nd_get(const char *parameter
)
124 return solaris_nd(ND_GET
, parameter
, 0);
128 return solaris_nd_get("ip_forwarding");
131 int ipforward_on(void)
133 (void)solaris_nd_set("ip_forwarding", 1);
137 int ipforward_off(void)
139 (void)solaris_nd_set("ip_forwarding", 0);
142 int ipforward_ipv6(void)
144 return solaris_nd_get("ip6_forwarding");
146 int ipforward_ipv6_on(void)
148 (void)solaris_nd_set("ip6_forwarding", 1);
149 return ipforward_ipv6();
151 int ipforward_ipv6_off(void)
153 (void)solaris_nd_set("ip6_forwarding", 0);
154 return ipforward_ipv6();