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
187
188
189
190
191
192
193
194
195
196
197
198
|
$NetBSD: patch-ac,v 1.6 2011/11/26 17:16:36 marino Exp $
--- drivers.c.orig 2000-05-05 00:34:29.000000000 +0000
+++ drivers.c
@@ -24,6 +24,11 @@
/* For FreeBSD */
#ifdef USE_KVM
#include<net/if.h>
+#if defined(__DragonFly__)
+#define _KERNEL_STRUCTURES
+#include <net/if_var.h>
+#undef _KERNEL_STRUCTURES
+#endif
#include<kvm.h>
#include<nlist.h>
@@ -37,6 +42,14 @@ int kvm_test(void);
int kvm_updateStats(void);
#endif /* USE_KVM */
+/* For Solaris */
+#ifdef USE_KSTAT
+#include <kstat.h>
+
+int kstat_test(void);
+int kstat_updateStats(void);
+#endif /* USE_KSTAT */
+
#ifdef USE_LINUX_PPP
#include<net/ppp_defs.h>
@@ -57,7 +70,7 @@ static struct ifpppstatsreq ppp_stats_re
#define ACCOUNT_IN_FOUND 1
#define ACCOUNT_OUT_FOUND 2
-extern char buffer[256];
+extern char buffer[2048];
extern char *in_rule_string, *out_rule_string, *device;
extern unsigned long totalbytes_in, totalbytes_out, lastbytes_in, lastbytes_out;
extern unsigned long totalpackets_in, totalpackets_out, lastpackets_in, lastpackets_out;
@@ -104,6 +117,9 @@ static struct drivers_struct {
#ifdef USE_KVM
{"kmem",kvm_updateStats, kvm_test},
#endif
+#ifdef USE_KSTAT
+ {"kstat", kstat_updateStats, kstat_test},
+#endif
{NULL, NULL}
};
@@ -445,7 +461,7 @@ int kvm_test(void) {
if (((kvmfd = kvm_open(NULL, NULL, NULL, O_RDONLY, buffer)) == NULL) ||
(kvm_nlist(kvmfd, symbols) < 0) ||
kvm_read(kvmfd, (unsigned long)symbols[0].n_value, &ifnet_savedaddr, sizeof(unsigned long)) == -1 ) return False;
- if(device == NULL) device = "ec0";
+ if(device == NULL) device = "ppp0";
fprintf(stderr, "wmnet: using kmem driver to monitor %s\n", device);
return True;
}
@@ -457,7 +473,7 @@ int kvm_updateStats(void) {
int flag = 0;
while (ifnet_addr && flag != (ACCOUNT_IN_FOUND|ACCOUNT_OUT_FOUND)) {
kvm_read(kvmfd, ifnet_addr, buffer, sizeof(struct ifnet));
-#ifdef __OpenBSD__
+#if defined(__OpenBSD__) || defined(__NetBSD__) || defined(__DragonFly__)
snprintf(devname, 15, "%s", ifnet->if_xname);
#else
kvm_read(kvmfd, (unsigned long)ifnet->if_name, devname, 15);
@@ -487,7 +503,7 @@ int kvm_updateStats(void) {
flag = (ACCOUNT_IN_FOUND|ACCOUNT_OUT_FOUND);
} else {
-#ifdef __OpenBSD__
+#if defined(__OpenBSD__) || defined(__NetBSD__) || defined(__DragonFly__)
ifnet_addr = (unsigned long)ifnet->if_list.tqe_next;
#else
ifnet_addr = (unsigned long)ifnet->if_next;
@@ -502,8 +518,119 @@ int kvm_updateStats(void) {
}
-#endif
+#endif /* KVM */
+#ifdef USE_KSTAT
+kstat_ctl_t *kc = NULL;
+kstat_t *if_ksp = NULL;
+
+int kstat_test(void)
+{
+ kstat_t *ksp;
+
+ if (kc == NULL) {
+ if ((kc = kstat_open()) == NULL) {
+ perror("wmnet [kstat]: can't open /dev/kstat\n");
+ return (False);
+ }
+ }
+
+ /*
+ * If no device given, take the first thing we find of class 'net'
+ * which exports the four kstats we need.
+ */
+ if (device == NULL) {
+ for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
+ if (strcmp(ksp->ks_class, "net") == 0) {
+ kstat_read(kc, ksp, NULL);
+ if (kstat_data_lookup(ksp, "ipackets") &&
+ kstat_data_lookup(ksp, "opackets") &&
+ kstat_data_lookup(ksp, "rbytes") &&
+ kstat_data_lookup(ksp, "obytes")) {
+ if_ksp = ksp;
+ break;
+ }
+ }
+ }
+ if (if_ksp == NULL) {
+ fprintf(stderr, "wmnet [kstat]: no network interface "
+ "exporting kstats found\n");
+ return (False);
+ } else {
+ fprintf(stderr, "wmnet [kstat]: monitoring %s\n",
+ ksp->ks_name);
+ }
+ } else {
+ if ((if_ksp = (kstat_lookup(kc, NULL, -1, device))) == NULL) {
+ fprintf(stderr, "wmnet [kstat]: no network interface "
+ "%s exporting kstats found\n", device);
+ return (False);
+ }
+ }
+
+ return (True);
+}
+
+int kstat_updateStats(void)
+{
+ kstat_named_t *in_pkt, *in_byte, *out_pkt, *out_byte;
+ tx = rx = False;
+
+ if (kstat_read(kc, if_ksp, NULL) == -1) {
+ (void) fprintf(stderr, "wmnet [kstat]: kstat_read failed\n");
+ exit (1);
+ }
+
+ if ((in_pkt = (kstat_named_t *) kstat_data_lookup(if_ksp, "ipackets"))
+ == NULL) {
+ (void) fprintf(stderr, "wmnet [kstat]: kstat_data_lookup "
+ "(ipackets) failed\n");
+ exit (1);
+ }
+
+ totalpackets_in = (in_pkt->value.ui32);
+ if (totalpackets_in != lastpackets_in) {
+ if ((in_byte = (kstat_named_t *) kstat_data_lookup(if_ksp,
+ "rbytes")) == NULL) {
+ (void) fprintf(stderr, "wmnet [kstat]: "
+ "kstat_data_lookup (rbytes) failed\n");
+ exit (1);
+ }
+ totalbytes_in = in_byte->value.ui32;
+ diffpackets_in += totalpackets_in - lastpackets_in;
+ diffbytes_in += totalbytes_in - lastbytes_in;
+ lastpackets_in = totalpackets_in;
+ lastbytes_in = totalbytes_in;
+ rx = True;
+ }
+
+ if ((out_pkt = (kstat_named_t *) kstat_data_lookup(if_ksp, "opackets"))
+ == NULL) {
+ (void) fprintf(stderr, "wmnet [kstat]: kstat_data_lookup "
+ "(opackets) failed\n");
+ exit (1);
+ }
+
+ totalpackets_out = (out_pkt->value.ui32);
+ if (totalpackets_out != lastpackets_out) {
+ if ((out_byte = (kstat_named_t *) kstat_data_lookup(if_ksp,
+ "obytes")) == NULL) {
+ (void) fprintf(stderr, "wmnet [kstat]: "
+ "kstat_data_lookup (obytes) failed\n");
+ exit (1);
+ }
+ totalbytes_out = out_byte->value.ui32;
+ diffpackets_out += totalpackets_out - lastpackets_out;
+ diffbytes_out += totalbytes_out - lastbytes_out;
+ lastpackets_out = totalpackets_out;
+ lastbytes_out = totalbytes_out;
+ tx = True;
+ }
+
+ return ((rx == current_rx) && (tx == current_tx));
+}
+
+#endif /* KSTAT */
|
