network_cmds-596.tar.gz

[apple/network_cmds.git] / netstat.tproj / if.c

diff --git a/netstat.tproj/if.c b/netstat.tproj/if.c
index 5d82d82ef91e74ecca126d9dbf009a8cb67644ae..0704c32130e75013ebe7ce2360d10f0c023864fd 100644 (file)
--- a/netstat.tproj/if.c
+++ b/netstat.tproj/if.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2008-2015 Apple Inc. All rights reserved.
+ * Copyright (c) 2008-2019 Apple Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  *
@@ -93,6 +93,8 @@
 #include <errno.h>
 #include <fcntl.h>
 
+#include <assert.h>
+
 #include "netstat.h"
 
 #define        YES     1
@@ -307,8 +309,13 @@ intpr(void (*pfunc)(char *))
        }
 
        if (!pfunc) {
-               printf("%-5.5s %-5.5s %-13.13s %-15.15s %8.8s %5.5s",
-                      "Name", "Mtu", "Network", "Address", "Ipkts", "Ierrs");
+               if (lflag) {
+                       printf("%-10.10s %-5.5s %-39.39s %-39.39s %8.8s %5.5s",
+                                  "Name", "Mtu", "Network", "Address", "Ipkts", "Ierrs");
+               } else {
+                       printf("%-10.10s %-5.5s %-13.13s %-15.15s %8.8s %5.5s",
+                                  "Name", "Mtu", "Network", "Address", "Ipkts", "Ierrs");
+               }
                if (prioflag >= 0)
                        printf(" %8.8s %8.8s", "Itcpkts", "Ipvpkts");
                if (bflag) {
@@ -364,17 +371,19 @@ intpr(void (*pfunc)(char *))
                        int mibname[6];
                        size_t miblen = sizeof(struct ifmibdata_supplemental);
 
-                       strncpy(name, sdl->sdl_data, sdl->sdl_nlen);
-                       name[sdl->sdl_nlen] = 0;
                        if (interface != 0 && if2m->ifm_index != ifindex)
                                continue;
-                       cp = index(name, '\0');
+
+                       /* The interface name is not a zero-ended string */
+                       memcpy(name, sdl->sdl_data, MIN(sizeof(name) - 1, sdl->sdl_nlen));
+                       name[MIN(sizeof(name) - 1, sdl->sdl_nlen)] = 0;
 
                        if (pfunc) {
                                (*pfunc)(name);
                                continue;
                        }
 
+                       cp = index(name, '\0');
                        if ((if2m->ifm_flags & IFF_UP) == 0)
                                *cp++ = '*';
                        *cp = '\0';
@@ -464,16 +473,20 @@ intpr(void (*pfunc)(char *))
                } else {
                        continue;
                }
-               printf("%-5.5s %-5u ", name, mtu);
+               if (lflag) {
+                       printf("%-10.10s %-5u ", name, mtu);
+               } else {
+                       printf("%-5.5s %-5u ", name, mtu);
+               }
 
                if (sa == 0) {
-                       printf("%-13.13s ", "none");
-                       printf("%-15.15s ", "none");
+                       printf(lflag ? "%-39.39s " : "%-13.13s ", "none");
+                       printf(lflag ? "%-39.39s " : "%-15.15s ", "none");
                } else {
                        switch (sa->sa_family) {
                        case AF_UNSPEC:
-                               printf("%-13.13s ", "none");
-                               printf("%-15.15s ", "none");
+                               printf(lflag ? "%-39.39s " : "%-13.13s ", "none");
+                               printf(lflag ? "%-39.39s " : "%-15.15s ", "none");
                                break;
 
                        case AF_INET: {
@@ -486,12 +499,12 @@ intpr(void (*pfunc)(char *))
                                    ((struct sockaddr_in *)
                                    rti_info[RTAX_NETMASK])->sin_len);
 
-                               printf("%-13.13s ",
+                               printf(lflag ? "%-39.39s " : "%-13.13s ",
                                    netname(sin->sin_addr.s_addr &
                                    mask.sin_addr.s_addr,
                                    ntohl(mask.sin_addr.s_addr)));
 
-                               printf("%-15.15s ",
+                               printf(lflag ? "%-39.39s " : "%-15.15s ",
                                    routename(sin->sin_addr.s_addr));
 
                                network_layer = 1;
@@ -504,8 +517,8 @@ intpr(void (*pfunc)(char *))
                                struct sockaddr *mask =
                                    (struct sockaddr *)rti_info[RTAX_NETMASK];
 
-                               printf("%-11.11s ", netname6(sin6, mask));
-                               printf("%-17.17s ", (char *)inet_ntop(AF_INET6,
+                               printf(lflag ? "%-39.39s " : "%-11.11s ", netname6(sin6, mask));
+                               printf(lflag ? "%-39.39s " : "%-17.17s ", (char *)inet_ntop(AF_INET6,
                                    &sin6->sin6_addr, ntop_buf,
                                    sizeof(ntop_buf)));
 
@@ -521,7 +534,7 @@ intpr(void (*pfunc)(char *))
                                n = sdl->sdl_alen;
                                snprintf(linknum, sizeof(linknum),
                                    "<Link#%d>", sdl->sdl_index);
-                               m = printf("%-11.11s ", linknum);
+                               m = printf(lflag ? "%-39.39s " : "%-11.11s ", linknum);
                                goto hexprint;
                        }
 
@@ -535,7 +548,7 @@ intpr(void (*pfunc)(char *))
                                while (--n >= 0)
                                        m += printf("%02x%c", *cp++ & 0xff,
                                                    n > 0 ? ':' : ' ');
-                               m = 30 - m;
+                               m = (lflag ? 80 : 30) - m;
                                while (m-- > 0)
                                        putchar(' ');
 
@@ -1998,6 +2011,7 @@ rxpollstatpr(void)
        size_t miblen = sizeof (ifmsupp);
        struct itimerval timer_interval;
        struct if_rxpoll_stats *sp;
+       struct if_netif_stats *np;
        sigset_t sigset, oldsigset;
        unsigned int ifindex;
        int name[6];
@@ -2038,8 +2052,11 @@ loop:
            interface, sp->ifi_poll_on_req, sp->ifi_poll_on_err);
        printf("     [ poll off requests: %15u  errors: %27u ]\n",
            sp->ifi_poll_off_req, sp->ifi_poll_off_err);
-       printf("     [ polled packets: %18llu  polled bytes: %21llu ]\n",
-           sp->ifi_poll_packets, sp->ifi_poll_bytes);
+       printf("     [ polled packets: %18llu  per poll limit: %19lu ]\n",
+           sp->ifi_poll_packets, sp->ifi_poll_packets_limit);
+       printf("     [ polled bytes: %20llu ]\n", sp->ifi_poll_bytes);
+       printf("     [ poll interval: %14llu nsec ]\n",
+           sp->ifi_poll_interval_time);
        printf("     [ sampled packets avg/min/max: %12u / %12u / %12u ]\n",
            sp->ifi_poll_packets_avg, sp->ifi_poll_packets_min,
            sp->ifi_poll_packets_max);
@@ -2055,6 +2072,24 @@ loop:
        printf("     [ wakeups lowat/hiwat threshold: %10u / %10u ]\n",
            sp->ifi_poll_wakeups_lowat, sp->ifi_poll_wakeups_hiwat);
 
+       np = &ifmsupp.ifmd_netif_stats;
+       printf("     [ mit mode: %24U  cfg idx: %26u ]\n",
+           np->ifn_rx_mit_mode, np->ifn_rx_mit_cfg_idx);
+       printf("     [ cfg packets lo/hi threshold: %12u / %12u ]\n",
+           np->ifn_rx_mit_cfg_packets_lowat, np->ifn_rx_mit_cfg_packets_hiwat);
+       printf("     [ cfg bytes lo/hi threshold:   %12u / %12u ]\n",
+           np->ifn_rx_mit_cfg_bytes_lowat, np->ifn_rx_mit_cfg_bytes_hiwat);
+       printf("     [ cfg interval: %15llu nsec ]\n",
+           np->ifn_rx_mit_cfg_interval);
+       printf("     [ mit interval: %15llu nsec ]\n",
+           np->ifn_rx_mit_interval);
+       printf("     [ mit packets avg/min/max:    %12u / %12u / %12u ]\n",
+           np->ifn_rx_mit_packets_avg, np->ifn_rx_mit_packets_min,
+           np->ifn_rx_mit_packets_max);
+       printf("     [ mit bytes avg/min/max:      %12u / %12u / %12u ]\n",
+           np->ifn_rx_mit_bytes_avg, np->ifn_rx_mit_bytes_min,
+           np->ifn_rx_mit_bytes_max);
+
        fflush(stdout);
 
        if (interval > 0) {