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-rw-r--r--sysdeps/freebsd/netload.c305
1 files changed, 129 insertions, 176 deletions
diff --git a/sysdeps/freebsd/netload.c b/sysdeps/freebsd/netload.c
index 9ffaa6c0..80a8fb6c 100644
--- a/sysdeps/freebsd/netload.c
+++ b/sysdeps/freebsd/netload.c
@@ -1,7 +1,9 @@
/* Copyright (C) 1998-99 Martin Baulig
+ Copyright (C) 2014 Gleb Smirnoff
This file is part of LibGTop 1.0.
Contributed by Martin Baulig <martin@home-of-linux.org>, October 1998.
+ Contributed by Gleb Smirnoff <glebius@FreeBSD.org>, September 2014
LibGTop is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
@@ -26,25 +28,16 @@
#include <glibtop_suid.h>
-#include <string.h>
-
-#include <sys/types.h>
-#include <sys/socket.h>
#include <sys/ioctl.h>
-
+#include <sys/sockio.h>
+#include <netinet/in.h>
#include <net/if.h>
#include <net/if_dl.h>
-#include <net/if_types.h>
-
-#ifdef HAVE_NET_IF_VAR_H
-#include <net/if_var.h>
-#endif
-
-#include <netinet/in.h>
-#include <netinet/in_var.h>
+#include <ifaddrs.h>
static const unsigned long _glibtop_sysdeps_netload =
(1L << GLIBTOP_NETLOAD_IF_FLAGS) +
+(1L << GLIBTOP_NETLOAD_MTU) +
(1L << GLIBTOP_NETLOAD_PACKETS_IN) +
(1L << GLIBTOP_NETLOAD_PACKETS_OUT) +
(1L << GLIBTOP_NETLOAD_PACKETS_TOTAL) +
@@ -54,35 +47,24 @@ static const unsigned long _glibtop_sysdeps_netload =
(1L << GLIBTOP_NETLOAD_ERRORS_IN) +
(1L << GLIBTOP_NETLOAD_ERRORS_OUT) +
(1L << GLIBTOP_NETLOAD_ERRORS_TOTAL) +
-(1L << GLIBTOP_NETLOAD_COLLISIONS);
+(1L << GLIBTOP_NETLOAD_COLLISIONS) +
+(1L << GLIBTOP_NETLOAD_HWADDRESS);
static const unsigned long _glibtop_sysdeps_netload_data =
-(1L << GLIBTOP_NETLOAD_ADDRESS) +
-(1L << GLIBTOP_NETLOAD_MTU);
+(1L << GLIBTOP_NETLOAD_SUBNET) +
+(1L << GLIBTOP_NETLOAD_ADDRESS);
static const unsigned long _glibtop_sysdeps_netload6 =
(1L << GLIBTOP_NETLOAD_ADDRESS6) +
+(1L << GLIBTOP_NETLOAD_PREFIX6) +
(1L << GLIBTOP_NETLOAD_SCOPE6);
-/* nlist structure for kernel access */
-static struct nlist nlst [] =
- {
- { "_ifnet"
- },
- { 0 }
- };
-
/* Init function. */
void
_glibtop_init_netload_p (glibtop *server)
{
- if (kvm_nlist (server->machine->kd, nlst) < 0) {
- glibtop_warn_io_r (server, "kvm_nlist");
- return;
- }
-
- server->sysdeps.netload = _glibtop_sysdeps_netload;
+ server->sysdeps.netload = _glibtop_sysdeps_netload;
}
/* Provides Network statistics. */
@@ -91,154 +73,125 @@ void
glibtop_get_netload_p (glibtop *server, glibtop_netload *buf,
const char *interface)
{
- struct ifnet ifnet;
- u_long ifnetaddr;
- struct sockaddr *sa = NULL;
-
- union {
- struct ifaddr ifa;
- struct in_ifaddr in;
- } ifaddr;
+ struct ifaddrs *ifap, *ifa;
memset (buf, 0, sizeof (glibtop_netload));
- if (server->sysdeps.netload == 0) return;
-
- if (kvm_read (server->machine->kd, nlst [0].n_value,
- &ifnetaddr, sizeof (ifnetaddr)) != sizeof (ifnetaddr)) {
- glibtop_warn_io_r (server, "kvm_read (ifnet)");
- return;
- }
-
- for (/* NOP */; ifnetaddr; ifnetaddr = (u_long) ifnet.if_link.tqe_next)
- {
- struct sockaddr_in *sin;
- register char *cp;
- u_long ifaddraddr;
-
- if (kvm_read (server->machine->kd, ifnetaddr, &ifnet,
- sizeof (ifnet)) != sizeof (ifnet)) {
- glibtop_warn_io_r (server,
- "kvm_read (ifnetaddr)");
- break;
- }
-
- if (strcmp (ifnet.if_xname, interface) != 0)
- continue;
-
- if (ifnet.if_flags & IFF_UP)
- buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_UP);
- if (ifnet.if_flags & IFF_BROADCAST)
- buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_BROADCAST);
- if (ifnet.if_flags & IFF_DEBUG)
- buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_DEBUG);
- if (ifnet.if_flags & IFF_LOOPBACK)
- buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_LOOPBACK);
- if (ifnet.if_flags & IFF_POINTOPOINT)
- buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_POINTOPOINT);
-#ifdef IFF_DRV_RUNNING
- if (ifnet.if_drv_flags & IFF_DRV_RUNNING)
-#else
- if (ifnet.if_flags & IFF_RUNNING)
-#endif
- buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_RUNNING);
- if (ifnet.if_flags & IFF_NOARP)
- buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_NOARP);
- if (ifnet.if_flags & IFF_PROMISC)
- buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_PROMISC);
- if (ifnet.if_flags & IFF_ALLMULTI)
- buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_ALLMULTI);
-#ifdef IFF_DRV_OACTIVE
- if (ifnet.if_drv_flags & IFF_DRV_OACTIVE)
-#else
- if (ifnet.if_flags & IFF_OACTIVE)
-#endif
- buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_OACTIVE);
- if (ifnet.if_flags & IFF_SIMPLEX)
- buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_SIMPLEX);
- if (ifnet.if_flags & IFF_LINK0)
- buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_LINK0);
- if (ifnet.if_flags & IFF_LINK1)
- buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_LINK1);
- if (ifnet.if_flags & IFF_LINK2)
- buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_LINK2);
- if (ifnet.if_flags & IFF_ALTPHYS)
- buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_ALTPHYS);
- if (ifnet.if_flags & IFF_MULTICAST)
- buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_MULTICAST);
-
- buf->packets_in = ifnet.if_ipackets;
- buf->packets_out = ifnet.if_opackets;
- buf->packets_total = buf->packets_in + buf->packets_out;
-
- buf->bytes_in = ifnet.if_ibytes;
- buf->bytes_out = ifnet.if_obytes;
- buf->bytes_total = buf->bytes_in + buf->bytes_out;
-
- buf->errors_in = ifnet.if_ierrors;
- buf->errors_out = ifnet.if_oerrors;
- buf->errors_total = buf->errors_in + buf->errors_out;
-
- buf->collisions = ifnet.if_collisions;
- buf->flags = _glibtop_sysdeps_netload;
-
- for (ifaddraddr = (u_long) ifnet.if_addrhead.tqh_first; ifaddraddr; ifaddraddr = (u_long) ifaddr.ifa.ifa_link.tqe_next) {
- if ((kvm_read (server->machine->kd, ifaddraddr, &ifaddr,
- sizeof (ifaddr)) != sizeof (ifaddr))) {
- glibtop_warn_io_r (server,
- "kvm_read (ifaddraddr)");
- break;
- }
-
-#define CP(x) ((char *)(x))
- cp = (CP(ifaddr.ifa.ifa_addr) - CP(ifaddraddr)) +
- CP(&ifaddr);
- sa = (struct sockaddr *)cp;
-
- if (sa->sa_family == AF_LINK) {
- struct sockaddr_dl *dl = (struct sockaddr_dl *) sa;
-
- memcpy (buf->hwaddress, LLADDR (dl),
- sizeof (buf->hwaddress));
- buf->flags |= GLIBTOP_NETLOAD_HWADDRESS;
- } else if (sa->sa_family == AF_INET) {
- sin = (struct sockaddr_in *)sa;
- /* Commenting out to "fix" #13345. */
- buf->subnet = htonl (ifaddr.in.ia_subnet);
- buf->address = sin->sin_addr.s_addr;
- buf->mtu = ifnet.if_mtu;
-
- buf->flags |= _glibtop_sysdeps_netload_data;
- } else if (sa->sa_family == AF_INET6) {
- struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *) sa;
- int in6fd;
-
- memcpy (buf->address6, &sin6->sin6_addr,
- sizeof (buf->address6));
- buf->scope6 = (guint8) sin6->sin6_scope_id;
- buf->flags |= _glibtop_sysdeps_netload6;
-
- in6fd = socket (AF_INET6, SOCK_DGRAM, 0);
- if (in6fd >= 0) {
- struct in6_ifreq ifr;
-
- memset (&ifr, 0, sizeof (ifr));
- ifr.ifr_addr = *sin6;
- g_strlcpy (ifr.ifr_name, interface,
- sizeof (ifr.ifr_name));
- if (ioctl (in6fd, SIOCGIFNETMASK_IN6,
- (char *) &ifr) >= 0) {
- memcpy (buf->prefix6,
- &ifr.ifr_addr.sin6_addr,
- sizeof (buf->prefix6));
- buf->flags |= GLIBTOP_NETLOAD_PREFIX6;
- }
- close (in6fd);
- }
- }
- } /* end of for ( ifaddraddr ) */
+ if (server->sysdeps.netload == 0)
+ return;
+
+ if (getifaddrs(&ifap) != 0) {
+ glibtop_warn_io_r (server, "getifaddrs");
+ return;
+ }
+
+#define IFA_STAT(s) (((struct if_data *)ifa->ifa_data)->ifi_ ## s)
- /* found the interface anyway */
- break;
- } /* end of for ( ifnetaddr ) */
+ for (ifa = ifap; ifa; ifa = ifa->ifa_next) {
+ if (strcmp (ifa->ifa_name, interface) != 0)
+ continue;
+
+ switch (ifa->ifa_addr->sa_family) {
+ case AF_LINK: {
+ struct sockaddr_dl *sdl;
+ struct ifreq ifr;
+ int s, flags;
+
+ s = socket(AF_INET, SOCK_DGRAM, 0);
+ if (s < 0) {
+ glibtop_warn_io_r(server, "socket(AF_INET)");
+ break;
+ }
+ memset(&ifr, 0, sizeof(ifr));
+ (void)strlcpy(ifr.ifr_name, ifa->ifa_name,
+ sizeof(ifr.ifr_name));
+ if (ioctl(s, SIOCGIFFLAGS, (caddr_t)&ifr) < 0) {
+ glibtop_warn_io_r(server, "ioctl(SIOCGIFFLAGS)");
+ close(s);
+ break;
+ }
+ close(s);
+
+ flags = (ifr.ifr_flags & 0xffff) | (ifr.ifr_flagshigh << 16);
+
+ if (flags & IFF_UP)
+ buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_UP);
+ if (flags & IFF_BROADCAST)
+ buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_BROADCAST);
+ if (flags & IFF_DEBUG)
+ buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_DEBUG);
+ if (flags & IFF_LOOPBACK)
+ buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_LOOPBACK);
+ if (flags & IFF_POINTOPOINT)
+ buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_POINTOPOINT);
+ if (flags & IFF_RUNNING)
+ buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_RUNNING);
+ if (flags & IFF_NOARP)
+ buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_NOARP);
+ if (flags & IFF_PROMISC)
+ buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_PROMISC);
+ if (flags & IFF_ALLMULTI)
+ buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_ALLMULTI);
+ if (flags & IFF_OACTIVE)
+ buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_OACTIVE);
+ if (flags & IFF_SIMPLEX)
+ buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_SIMPLEX);
+ if (flags & IFF_LINK0)
+ buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_LINK0);
+ if (flags & IFF_LINK1)
+ buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_LINK1);
+ if (flags & IFF_LINK2)
+ buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_LINK2);
+ if (flags & IFF_ALTPHYS)
+ buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_ALTPHYS);
+ if (flags & IFF_MULTICAST)
+ buf->if_flags |= (1L << GLIBTOP_IF_FLAGS_MULTICAST);
+
+ buf->packets_in = IFA_STAT(ipackets);
+ buf->packets_out = IFA_STAT(opackets);
+ buf->packets_total = buf->packets_in + buf->packets_out;
+
+ buf->bytes_in = IFA_STAT(ibytes);
+ buf->bytes_out = IFA_STAT(obytes);
+ buf->bytes_total = buf->bytes_in + buf->bytes_out;
+
+ buf->errors_in = IFA_STAT(ierrors);
+ buf->errors_out = IFA_STAT(oerrors);
+ buf->errors_total = buf->errors_in + buf->errors_out;
+
+ buf->collisions = IFA_STAT(collisions);
+
+ sdl = (struct sockaddr_dl *)(void *)ifa->ifa_addr;
+ memcpy(buf->hwaddress, LLADDR(sdl),
+ sizeof(buf->hwaddress));
+ buf->mtu = IFA_STAT(mtu);
+ buf->flags |= _glibtop_sysdeps_netload;
+ break;
+ }
+ case AF_INET: {
+ struct sockaddr_in *sin;
+
+ sin = (struct sockaddr_in *)(void *)ifa->ifa_addr;
+ buf->address = sin->sin_addr.s_addr;
+ sin = (struct sockaddr_in *)(void *)ifa->ifa_netmask;
+ buf->subnet = sin->sin_addr.s_addr & buf->address;
+ buf->flags |= _glibtop_sysdeps_netload_data;
+ break;
+ }
+ case AF_INET6: {
+ struct sockaddr_in6 *sin6;
+
+ sin6 = (struct sockaddr_in6 *)(void *)ifa->ifa_addr;
+ memcpy(buf->address6, &sin6->sin6_addr,
+ sizeof(buf->address6));
+ buf->scope6 = (guint8 )sin6->sin6_scope_id;
+ sin6 = (struct sockaddr_in6 *)(void *)ifa->ifa_netmask;
+ memcpy(buf->prefix6, &sin6->sin6_addr,
+ sizeof(buf->prefix6));
+ buf->flags |= _glibtop_sysdeps_netload6;
+ break;
+ }
+ } // switch() end
+ }
+ freeifaddrs(ifap);
}
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