3 * Copyright 2009-2014 Roy Marples <roy@marples.name>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 #include <arpa/inet.h>
36 #include "libdhcpcd.h"
41 dhcpcd_if_message(const DHCPCD_IF *i)
44 const char *reason = NULL;
46 bool showip, showssid;
47 char buf[INET6_ADDRSTRLEN];
49 /* Don't report non SLAAC configurations */
50 if (strcmp(i->type, "ra") == 0 &&
51 IN6_IS_ADDR_UNSPECIFIED(&i->prefix) &&
57 if (strcmp(i->reason, "EXPIRE") == 0)
58 reason = _("Expired");
59 else if (strcmp(i->reason, "CARRIER") == 0) {
61 reason = _("Associated with");
65 reason = _("Cable plugged in");
67 } else if (strcmp(i->reason, "NOCARRIER") == 0) {
69 if (*i->ssid != '\0' || i->ip.s_addr != 0) {
70 reason = _("Disassociated from");
73 reason = _("Not associated");
75 reason = _("Cable unplugged");
77 } else if (strcmp(i->reason, "UNKNOWN") == 0)
78 reason = _("Unknown link state");
79 else if (strcmp(i->reason, "FAIL") == 0)
80 reason = _("Automatic configuration not possible");
81 else if (strcmp(i->reason, "3RDPARTY") == 0)
82 reason = _("Waiting for 3rd Party configuration");
86 reason = _("Configured");
87 else if (strcmp(i->type, "ra") == 0)
88 reason = "Expired RA";
93 len = strlen(i->ifname) + 3;
94 len += strlen(reason) + 1;
95 if (i->ip.s_addr != 0) {
96 len += 16; /* 000. * 4 */
99 } else if (!IN6_IS_ADDR_UNSPECIFIED(&i->ip6)) {
100 len += INET6_ADDRSTRLEN;
101 } else if (!IN6_IS_ADDR_UNSPECIFIED(&i->prefix)) {
102 len += INET6_ADDRSTRLEN;
103 if (i->prefix_len != 0)
107 len += strlen(i->ssid) + 1;
108 msg = p = malloc(len);
111 p += snprintf(msg, len, "%s: %s", i->ifname, reason);
113 p += snprintf(p, len - (size_t)(p - msg), " %s", i->ssid);
114 if (i->ip.s_addr != 0 && showip) {
115 p += snprintf(p, len - (size_t)(p - msg), " %s",
118 snprintf(p, len - (size_t)(p - msg), "/%d", i->cidr);
119 } else if (!IN6_IS_ADDR_UNSPECIFIED(&i->ip6) && showip) {
120 p += snprintf(p, len - (size_t)(p - msg), " %s",
121 inet_ntop(AF_INET6, &i->ip6, buf, INET6_ADDRSTRLEN));
122 } else if (!IN6_IS_ADDR_UNSPECIFIED(&i->prefix) && showip) {
123 p += snprintf(p, len - (size_t)(p - msg), " %s",
124 inet_ntop(AF_INET6, &i->prefix, buf, INET6_ADDRSTRLEN));
125 if (i->prefix_len != 0)
126 snprintf(p, len - (size_t)(p - msg),
127 "/%d", i->prefix_len);