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--- Imakefile Fri May 5 02:34:29 2000
+++ Imakefile Tue Nov 11 10:54:42 2003
@@ -10,9 +10,12 @@
LOCAL_LIBRARIES = $(XLIB) -lm
#endif
-#if defined (FreeBSDArchitecture) || defined (OpenBSDArchitecture)
+#if defined (OpenBSDArchitecture)
LOCAL_LIBRARIES = $(XLIB) -lm -lkvm
INSTPGMFLAGS = -s -g kmem -m 2755
+#elif defined (FreeBSDArchitecture)
+LOCAL_LIBRARIES = $(XLIB) -lm
+INSTPGMFLAGS = -s -m 0755
#endif
LINTLIBS = $(LINTXLIB)
--- config.h Fri May 5 02:34:29 2000
+++ config.h Tue Nov 11 10:59:05 2003
@@ -1,6 +1,6 @@
-#if defined (__FreeBSD__) || defined (__OpenBSD__)
+#if defined (__OpenBSD__)
-/* Our only FreeBSD driver, this goes straight into kernel memory
+/* Our only OpenBSD driver(old FreeBSD-4.x driver), this goes straight into kernel memory
* and reads the raw structures from right underneath the kernel using the
* kvm library. This made the code a require a little more thought, but
* the end result is a statistics driver thats faster than the linux ones
@@ -12,7 +12,11 @@
#endif
+#if defined (__FreeBSD__)
+#define USE_SYSCTL
+
+#endif
#ifdef linux
--- drivers.c Fri May 5 02:34:29 2000
+++ drivers.c Wed Nov 12 11:42:40 2003
@@ -21,7 +21,7 @@
#include"config.h"
-/* For FreeBSD */
+/* For OpenBSD */
#ifdef USE_KVM
#include<net/if.h>
#include<kvm.h>
@@ -37,6 +37,22 @@
int kvm_updateStats(void);
#endif /* USE_KVM */
+#ifdef USE_SYSCTL
+/* system headers */
+#include <sys/types.h>
+#include <sys/sysctl.h>
+#include <sys/socket.h>
+#include <net/if.h>
+#include <net/if_mib.h>
+#include <sys/errno.h>
+
+int id = 0; /* interface id */
+int len = 0; /* sizeof libmibdata */
+struct ifmibdata *data = NULL;
+
+int sysctl_test(void);
+int sysctl_updateStats(void);
+#endif
#ifdef USE_LINUX_PPP
#include<net/ppp_defs.h>
@@ -104,6 +120,9 @@
#ifdef USE_KVM
{"kmem",kvm_updateStats, kvm_test},
#endif
+#ifdef USE_SYSCTL
+ {"sysctl",sysctl_updateStats, sysctl_test},
+#endif
{NULL, NULL}
};
@@ -439,6 +458,114 @@
#endif /* linux */
+
+/* new FreeBSD driver */
+#ifdef USE_SYSCTL
+
+int sysctl_test(void) {
+ struct ifmibdata tempndata;
+ int numifaces, len2;
+ int mib[5], datamib[6];
+ int i;
+
+ if(device == NULL) device = "lo0";
+
+ mib[0] = CTL_NET;
+ mib[1] = PF_LINK;
+ mib[2] = NETLINK_GENERIC;
+ mib[3] = IFMIB_SYSTEM;
+ mib[4] = IFMIB_IFCOUNT;
+
+ datamib[0] = CTL_NET;
+ datamib[1] = PF_LINK;
+ datamib[2] = NETLINK_GENERIC;
+ datamib[3] = IFMIB_IFDATA;
+ datamib[4] = 1;
+ datamib[5] = IFDATA_GENERAL;
+
+ len = sizeof(struct ifmibdata);
+ len2 = sizeof(numifaces);
+
+ if(sysctl(mib, 5, &numifaces, &len2, NULL, 0) < 0)
+ {
+ fprintf( stderr, "wmnet: failed to perform sysctl" );
+ return 0;
+ }
+
+ for(i = 1; i <= numifaces; i++)
+ {
+ datamib[4] = i;
+ if(sysctl(datamib, 6, &tempndata, &len, NULL, 0) < 0)
+ {
+ fprintf( stderr, "wmnet: failed to get device(%d) data", i );
+ break;
+ }
+
+ if( strcmp( device, tempndata.ifmd_name ) == 0 )
+ {
+ id = i;
+ break;
+ }
+ }
+
+ if ( id == 0 ) {
+ fprintf( stderr, "%s doesn't seem to exist!\n", device );
+ exit( -1 );
+ }
+
+ /* calculate and allocate mem for ifmibdata containing the if stats */
+ data = malloc(len);
+
+ fprintf(stderr, "wmnet: using sysctl driver to monitor %s\n", device);
+ return True;
+}
+
+int sysctl_updateStats(void) {
+ int datamib[6];
+
+ datamib[0] = CTL_NET;
+ datamib[1] = PF_LINK;
+ datamib[2] = NETLINK_GENERIC;
+ datamib[3] = IFMIB_IFDATA;
+ datamib[4] = id;
+ datamib[5] = IFDATA_GENERAL;
+
+ if(sysctl( datamib, 6, data, &len, NULL, 0) < 0 ) {
+ fprintf( stderr, "wmnet: can't monitor %s device\n", device );
+ exit( -1 );
+ }
+
+ // printf( "if name: %s\n", data->ifmd_name );
+
+ /* get the stats from the if */
+ totalpackets_in = data->ifmd_data.ifi_ipackets;
+ totalpackets_out = data->ifmd_data.ifi_opackets;
+
+ if (totalpackets_in != lastpackets_in) {
+ totalbytes_in = data->ifmd_data.ifi_ibytes;
+ diffpackets_in += totalpackets_in - lastpackets_in;
+ diffbytes_in += totalbytes_in - lastbytes_in;
+ lastpackets_in = totalpackets_in;
+ lastbytes_in = totalbytes_in;
+ rx = True;
+ } else rx = False;
+
+ if (totalpackets_out != lastpackets_out) {
+ totalbytes_out = data->ifmd_data.ifi_obytes;
+ diffpackets_out += totalpackets_out - lastpackets_out;
+ diffbytes_out += totalbytes_out - lastbytes_out;
+ lastpackets_out = totalpackets_out;
+ lastbytes_out = totalbytes_out;
+ tx = True;
+ } else tx = False;
+
+ /* return True if no change to tx/rx
+ * return False if display will need to be updated
+ */
+ return((rx == current_rx) && (tx == current_tx));
+}
+
+#endif
#ifdef USE_KVM
int kvm_test(void) {
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