#include "inet/ip.h"
#include "inet/ip_if.h"
#include "netinet/udp.h"
+#ifdef AFS_SUN510_ENV
+#include "h/ddi.h"
+#include "h/ksynch.h"
+#include "h/sunddi.h"
+#include "h/sunldi.h"
+#include "h/sockio.h"
+#include "h/cmn_err.h"
+#include "h/socket.h"
+#include "netinet/in.h"
+#endif
/*
* Function pointers for kernel socket routines
(struct sonode *);
#endif
+#ifndef UDP_MOD_NAME
+#define UDP_MOD_NAME "udp"
+#endif
+
static afs_uint32 myNetAddrs[ADDRSPERSITE];
static int myNetMTUs[ADDRSPERSITE];
static int numMyNetAddrs = 0;
{
int i = 0;
int different = 0;
-
+#ifndef AFS_SUN510_ENV
ill_t *ill;
ipif_t *ipif;
- int rxmtu, maxmtu;
-#ifdef AFS_SUN510_ENV
- ill_walk_context_t ctx;
#endif
-
+ int rxmtu, maxmtu;
int mtus[ADDRSPERSITE];
afs_uint32 addrs[ADDRSPERSITE];
afs_uint32 ifinaddr;
memset(addrs, 0, sizeof(addrs));
#ifdef AFS_SUN510_ENV
- for (ill = ILL_START_WALK_ALL(&ctx) ; ill ; ill = ill_next(&ctx, ill)) {
+ (void) rw_enter(&afsifinfo_lock, RW_READER);
+
+ for (i = 0; (afsifinfo[i].ipaddr != NULL) && (i < ADDRSPERSITE); i++) {
+
+ /* Ignore addresses which are down.. */
+ if (!(afsifinfo[i].flags & IFF_UP))
+ continue;
+
+ /* Compute the Rx interface MTU */
+ rxmtu = (afsifinfo[i].mtu - RX_IPUDP_SIZE);
+
+ ifinaddr = afsifinfo[i].ipaddr;
+ if (myNetAddrs[i] != ifinaddr)
+ different++;
+
+ /* Copy interface MTU and address; adjust maxmtu */
+ mtus[i] = rxmtu;
+ rxmtu = rxi_AdjustIfMTU(rxmtu);
+ maxmtu = rxmtu * rxi_nRecvFrags +
+ ((rxi_nRecvFrags - 1) * UDP_HDR_SIZE);
+ maxmtu = rxi_AdjustMaxMTU(rxmtu, maxmtu);
+ addrs[i] = ifinaddr;
+
+ if (ifinaddr != 0x7f000001 && maxmtu > rx_maxReceiveSize) {
+ rx_maxReceiveSize = MIN(RX_MAX_PACKET_SIZE, maxmtu);
+ rx_maxReceiveSize =
+ MIN(rx_maxReceiveSize, rx_maxReceiveSizeUser);
+ }
+
+ }
+
+ (void) rw_exit(&afsifinfo_lock);
+
+ rx_maxJumboRecvSize =
+ RX_HEADER_SIZE + rxi_nDgramPackets * RX_JUMBOBUFFERSIZE +
+ (rxi_nDgramPackets - 1) * RX_JUMBOHEADERSIZE;
+ rx_maxJumboRecvSize = MAX(rx_maxJumboRecvSize, rx_maxReceiveSize);
+
+ if (different) {
+ int j;
+
+ for (j = 0; j < i; j++) {
+ myNetMTUs[j] = mtus[j];
+ myNetAddrs[j] = addrs[j];
+ }
+ }
+
+ return different;
+}
+
#else
for (ill = ill_g_head; ill; ill = ill->ill_next) {
-#endif
#ifdef AFS_SUN58_ENV
/* Make sure this is an IPv4 ILL */
if (ill->ill_isv6)
return different;
}
+#endif
int
rxi_FindIfMTU(afs_uint32 addr)
{
- ill_t *ill;
- ipif_t *ipif;
afs_uint32 myAddr, netMask;
int match_value = 0;
int mtu = -1;
#ifdef AFS_SUN510_ENV
- ill_walk_context_t ctx;
+ int i = 0;
+#else
+ ill_t *ill;
+ ipif_t *ipif;
#endif
if (numMyNetAddrs == 0)
netMask = 0;
#ifdef AFS_SUN510_ENV
- for (ill = ILL_START_WALK_ALL(&ctx) ; ill ; ill = ill_next(&ctx, ill)) {
+ (void) rw_enter(&afsifinfo_lock, RW_READER);
+
+ for (i = 0; (afsifinfo[i].ipaddr != NULL) && (i < ADDRSPERSITE); i++) {
+ afs_uint32 thisAddr, subnetMask;
+ int thisMtu;
+
+ /* Ignore addresses which are down.. */
+ if ((afsifinfo[i].flags & IFF_UP) == 0)
+ continue;
+
+ thisAddr = afsifinfo[i].ipaddr;
+ subnetMask = afsifinfo[i].netmask;
+ thisMtu = afsifinfo[i].mtu;
+
+ if ((myAddr & netMask) == (thisAddr & netMask)) {
+ if ((myAddr & subnetMask) == (thisAddr & subnetMask)) {
+ if (myAddr == thisAddr) {
+ match_value = 4;
+ mtu = thisMtu;
+ }
+
+ if (match_value < 3) {
+ match_value = 3;
+ mtu = thisMtu;
+ }
+ }
+
+ if (match_value < 2) {
+ match_value = 2;
+ mtu = thisMtu;
+ }
+ }
+ }
+
+ (void) rw_exit(&afsifinfo_lock);
+
+ return mtu;
+}
#else
for (ill = ill_g_head; ill; ill = ill->ill_next) {
-#endif
#ifdef AFS_SUN58_ENV
/* Make sure this is an IPv4 ILL */
if (ill->ill_isv6)
return mtu;
}
+#endif
/* rxi_NewSocket, rxi_FreeSocket and osi_NetSend are from the now defunct
* afs_osinet.c.
/* Was sockfs_sounbind(so, 0); sockfs_sockfree(so); That's wrong */
vp = SOTOV(so);
+ #ifdef AFS_SUN511_ENV
+ VOP_CLOSE(vp, FREAD|FWRITE, 1, (offset_t)0, CRED(), NULL);
+ #else
VOP_CLOSE(vp, FREAD|FWRITE, 1, (offset_t)0, CRED());
+ #endif
VN_RELE(vp);
return 0;
return error;
}
+#if defined(AFS_SUN510_ENV)
+/* How often afs collects interface info. Tunable via /etc/system: */
+/* set afs:afs_if_poll_interval = integer (value is in seconds) */
+static int afs_if_poll_interval = 30;
+
+/* Global array which holds the interface info for consumers */
+struct afs_ifinfo afsifinfo[ADDRSPERSITE];
+
+void
+osi_StartNetIfPoller()
+{
+ (void) ddi_taskq_dispatch(afs_taskq, (void(*) (void*)) osi_NetIfPoller,
+ NULL, DDI_SLEEP);
+}
+
+void
+osi_NetIfPoller()
+{
+ cred_t *cr;
+ ldi_ident_t li;
+ ldi_handle_t lh;
+ struct lifnum lifn;
+ struct lifconf lifc;
+ struct lifreq lifr;
+ struct lifreq *lifrp;
+ struct sockaddr_in *sin4_local;
+ struct sockaddr_in *sin4_dst;
+ major_t udpmajor;
+ caddr_t lifcbuf;
+ int i, count, error, rv;
+ int ifcount;
+ int metric;
+ int index;
+ uint_t mtu;
+ uint64_t flags;
+
+ if (afs_termState == AFSOP_STOP_NETIF) {
+ afs_warn("NetIfPoller... ");
+ rw_destroy(&afsifinfo_lock);
+ ddi_taskq_destroy(afs_taskq);
+ afs_termState = AFSOP_STOP_COMPLETE;
+ osi_rxWakeup(&afs_termState);
+ return;
+ }
+ /* Get our permissions */
+ cr = CRED();
+
+ /* Initialize and open /dev/udp for receiving ioctls */
+ udpmajor = ddi_name_to_major(UDP_MOD_NAME);
+
+ error = ldi_ident_from_major(udpmajor, &li);
+ if (error)
+ cmn_err(CE_PANIC, "osi_NetIfPoller: ldi_ident_from_major failed: %d",
+ error);
+
+ error = ldi_open_by_name(UDP_DEV_NAME, FREAD, cr, &lh, li);
+ if (error)
+ cmn_err(CE_PANIC,
+ "osi_NetIfPoller: ldi_open_by_name failed: %d", error);
+
+
+ /* First, how many interfaces do we have? */
+ (void) bzero((void *)&lifn, sizeof(struct lifnum));
+ lifn.lifn_family = AF_INET;
+
+ error = ldi_ioctl(lh, SIOCGLIFNUM, (intptr_t)&lifn,
+ FKIOCTL, cr, &rv);
+ if (error)
+ cmn_err(CE_PANIC,
+ "osi_NetIfPoller: ldi_ioctl: SIOCGLIFNUM failed: %d", error);
+
+ ifcount = lifn.lifn_count;
+
+ /* Set up some stuff for storing the results of SIOCGLIFCONF */
+ (void) bzero((void *)&lifc, sizeof(struct lifconf));
+
+ lifcbuf = kmem_zalloc(ifcount * sizeof(struct lifreq), KM_SLEEP);
+
+ lifc.lifc_family = AF_INET;
+ lifc.lifc_flags = IFF_UP;
+ lifc.lifc_len = ifcount * sizeof(struct lifreq);
+ lifc.lifc_buf = lifcbuf;
+
+ /* Get info on each of our available interfaces. */
+ error = ldi_ioctl(lh, SIOCGLIFCONF, (intptr_t)&lifc,
+ FKIOCTL, cr, &rv);
+ if (error)
+ cmn_err(CE_PANIC,
+ "osi_NetIfPoller: ldi_ioctl: SIOCGLIFCONF failed: %d", error);
+
+ lifrp = lifc.lifc_req;
+
+ count = 0;
+
+ /* Loop through our interfaces and pick out the info we want */
+ for (i = lifc.lifc_len / sizeof(struct lifreq);
+ i > 0; i--, lifrp++) {
+
+ if (count >= ADDRSPERSITE)
+ break;
+
+ (void) bzero((void *)&lifr, sizeof(struct lifreq));
+
+ (void) strncpy(lifr.lifr_name, lifrp->lifr_name,
+ sizeof(lifr.lifr_name));
+
+ /* Get this interface's Flags */
+ error = ldi_ioctl(lh, SIOCGLIFFLAGS, (intptr_t)&lifr,
+ FKIOCTL, cr, &rv);
+ if (error)
+ cmn_err(CE_PANIC,
+ "osi_NetIfPoller: ldi_ioctl: SIOCGLIFFLAGS failed: %d",
+ error);
+
+ /* Ignore plumbed but down interfaces. */
+ if ((lifr.lifr_flags & IFF_UP) == 0)
+ continue;
+
+ flags = lifr.lifr_flags;
+
+ /* Get this interface's MTU */
+ error = ldi_ioctl(lh, SIOCGLIFMTU, (intptr_t)&lifr,
+ FKIOCTL, cr, &rv);
+
+ if (error) {
+ mtu = 1125;
+ } else {
+ mtu = lifr.lifr_metric;
+ }
+
+ /* Get this interface's Metric */
+ error = ldi_ioctl(lh, SIOCGLIFMETRIC, (intptr_t)&lifr,
+ FKIOCTL, cr, &rv);
+
+ if (error) {
+ metric = 0;
+ } else {
+ metric = lifr.lifr_metric;
+ }
+
+ sin4_local = (struct sockaddr_in *) &lifrp->lifr_addr;
+ sin4_dst = (struct sockaddr_in *) &lifrp->lifr_dstaddr;
+
+ /* Acquire global array write lock */
+ (void) rw_enter(&afsifinfo_lock, RW_WRITER);
+
+ /* Copy our collected data into the global array */
+ (void) strncpy(afsifinfo[count].ifname, lifrp->lifr_name,
+ sizeof(afsifinfo[count].ifname));
+ afsifinfo[count].ipaddr = ntohl(sin4_local->sin_addr.s_addr);
+ afsifinfo[count].mtu = mtu;
+ afsifinfo[count].netmask = lifrp->lifr_addrlen;
+ afsifinfo[count].flags = flags;
+ afsifinfo[count].metric = metric;
+ afsifinfo[count].dstaddr = ntohl(sin4_dst->sin_addr.s_addr);
+
+ /* Release global array write lock */
+ (void) rw_exit(&afsifinfo_lock);
+
+ count++;
+
+ } /* Bottom of loop: for each interface ... */
+
+ kmem_free(lifcbuf, ifcount * sizeof(struct lifreq));
+
+ /* End of thread. Time to clean up */
+ (void) ldi_close(lh, FREAD, cr);
+ (void) ldi_ident_release(li);
+
+ /* Schedule this to run again after afs_if_poll_interval seconds */
+ (void) timeout((void(*) (void *)) osi_StartNetIfPoller, NULL,
+ drv_usectohz((clock_t)afs_if_poll_interval * MICROSEC));
+
+}
+#endif /* AFS_SUN510_ENV */
+
void
shutdown_rxkernel(void)
{