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$NetBSD: patch-ac,v 1.4 2002/07/18 12:57:57 seb Exp $
--- drivers.c.orig Fri May 5 02:34:29 2000
+++ drivers.c Mon Jul 8 16:50:15 2002
@@ -37,7 +37,15 @@
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 +65,7 @@
#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 +112,9 @@
#ifdef USE_KVM
{"kmem",kvm_updateStats, kvm_test},
#endif
+#ifdef USE_KSTAT
+ {"kstat", kstat_updateStats, kstat_test},
+#endif
{NULL, NULL}
};
@@ -445,7 +456,7 @@
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 +468,7 @@
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__)
snprintf(devname, 15, "%s", ifnet->if_xname);
#else
kvm_read(kvmfd, (unsigned long)ifnet->if_name, devname, 15);
@@ -487,7 +498,7 @@
flag = (ACCOUNT_IN_FOUND|ACCOUNT_OUT_FOUND);
} else {
-#ifdef __OpenBSD__
+#if defined(__OpenBSD__) || defined(__NetBSD__)
ifnet_addr = (unsigned long)ifnet->if_list.tqe_next;
#else
ifnet_addr = (unsigned long)ifnet->if_next;
@@ -502,8 +513,119 @@
}
-#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 */
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