4142 truss should expand connect() arguments

*** 80,89 ****
--- 80,91 ----
  #include <sys/tsol/tndb.h>
  #include <sys/rctl.h>
  #include <sys/rctl_impl.h>
  #include <sys/fork.h>
  #include <sys/task.h>
+ #include <sys/socket.h>
+ #include <arpa/inet.h>
  #include "ramdata.h"
  #include "print.h"
  #include "proto.h"
  #include "systable.h"
  
*** 1784,1793 ****
--- 1786,1887 ----
          default:                prt_dec(pri, 0, val);           break;
          }
  }
  
  /*
+  * Print connect() 2nd and 3rd arguments.
+  */
+ /*ARGSUSED*/
+ void
+ prt_sad(private_t *pri, int raw, long addr, long len)
+ {
+         /*
+          * A buffer large enough for PATH_MAX size AF_UNIX address, which is
+          * also large enough to store a sockaddr_in or a sockaddr_in6.
+          */
+         long buf[(sizeof (short) + PATH_MAX + sizeof (long) - 1) /
+             sizeof (long)];
+         struct sockaddr *sa = (struct sockaddr *)buf;
+         struct sockaddr_in *sin = (struct sockaddr_in *)buf;
+         struct sockaddr_un *soun = (struct sockaddr_un *)buf;
+         struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)buf;
+         char addrbuf[INET6_ADDRSTRLEN];
+         char scope[8];
+         long rlen = len;
+ 
+         GROW(20);
+         if (data_model == PR_MODEL_ILP32) {
+                 pri->sys_leng += sprintf(pri->sys_string + pri->sys_leng,
+                     "0x%.8X", (int)addr);
+         } else {
+                 pri->sys_leng += sprintf(pri->sys_string + pri->sys_leng,
+                     "0x%.8lX", addr);
+         }
+ 
+         if (raw != 0)
+                 return;
+ 
+         if (rlen >= sizeof (buf))       /* protect against ridiculous length */
+                 rlen = sizeof (buf) - 1;
+         if (Pread(Proc, buf, rlen, addr) != rlen)
+                 return;
+ 
+         GROW(175);
+ 
+         switch (sa->sa_family) {
+         case AF_INET6:
+                 if (ntohl(sin6->sin6_scope_id) == 0) {
+                     scope[0] = '\0';
+                 } else {
+                     sprintf(scope, "%%%u", ntohl(sin6->sin6_scope_id));
+                 }
+                 pri->sys_leng += sprintf(pri->sys_string + pri->sys_leng,
+                     " AF_INET6 to = %s%s:%u",
+                     inet_ntop(AF_INET6, &sin6->sin6_addr, addrbuf,
+                     sizeof (addrbuf)),
+                     scope, ntohs(sin6->sin6_port));
+                 pri->sys_leng += sprintf(pri->sys_string + pri->sys_leng,
+                     " source id = 0x%x"
+                     " flow class = 0x%02x flow label = 0x%05x",
+                     ntohl(sin6->__sin6_src_id),
+                     ntohl((sin6->sin6_flowinfo & IPV6_FLOWINFO_TCLASS) >> 20),
+                     ntohl(sin6->sin6_flowinfo & IPV6_FLOWINFO_FLOWLABEL));
+                 break;
+         case AF_INET:
+                 pri->sys_leng += sprintf(pri->sys_string + pri->sys_leng,
+                     " AF_INET to = %s:%u",
+                     inet_ntop(AF_INET, &sin->sin_addr, addrbuf,
+                     sizeof (addrbuf)),
+                     ntohs(sin->sin_port));
+                 break;
+         case AF_UNIX:
+                 len -= sizeof (soun->sun_family);
+                 if (len >= 0) {
+                         /* Null terminate */
+                         soun->sun_path[len] = NULL;
+                         pri->sys_leng += sprintf(
+                             pri->sys_string + pri->sys_leng,
+                             " AF_UNIX to = %s", soun->sun_path);
+                 }
+                 break;
+         }
+ 
+         /*
+          * print the third argument len
+          */
+         if (data_model == PR_MODEL_ILP32) {
+                 pri->sys_leng += sprintf(pri->sys_string + pri->sys_leng,
+                     ", %d", (int)len);
+         } else {
+                 pri->sys_leng += sprintf(pri->sys_string + pri->sys_leng,
+                     ", %ld", len);
+         }
+ 
+ }
+ 
+ 
+ /*
   * Print accept4() flags argument.
   */
  void
  prt_acf(private_t *pri, int raw, long val)
  {
*** 2813,2822 ****
--- 2907,2917 ----
          prt_mif,        /* MIF -- print meminfo() arguments */
          prt_pfm,        /* PFM -- print so_socket() proto-family (1st) arg */
          prt_skt,        /* SKT -- print so_socket() socket-type (2nd) arg */
          prt_skp,        /* SKP -- print so_socket() protocol (3rd) arg */
          prt_skv,        /* SKV -- print socket version arg */
+         prt_sad,        /* SAD -- print connect 2nd and 3rd arguments */
          prt_sol,        /* SOL -- print [sg]etsockopt() level (2nd) arg */
          prt_son,        /* SON -- print [sg]etsockopt() opt-name (3rd) arg */
          prt_utt,        /* UTT -- print utrap type */
          prt_uth,        /* UTH -- print utrap handler */
          prt_acc,        /* ACC -- print access() flags */