NEX-16824 SMB client connection setup rework
NEX-17232 SMB client reconnect failures
Reviewed by: Evan Layton <evan.layton@nexenta.com>
Reviewed by: Matt Barden <matt.barden@nexenta.com>
and: (improve debug)
NEX-16818 Add fksmbcl development tool
NEX-17264 SMB client test tp_smbutil_013 fails after NEX-14666
Reviewed by: Evan Layton <evan.layton@nexenta.com>
Reviewed by: Matt Barden <matt.barden@nexenta.com>
and: (fix ref leaks)
NEX-16805 Add smbutil discon command
Reviewed by: Matt Barden <matt.barden@nexenta.com>
Reviewed by: Evan Layton <evan.layton@nexenta.com>

*** 20,29 ****
--- 20,31 ----
   */
  
  /*
   * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
+  *
+  * Copyright 2018 Nexenta Systems, Inc.  All rights reserved.
   */
  
  /*
   * Find existing an VC given a list of addresses.
   */
*** 74,84 ****
          if (ai->ai_addrlen > sizeof (ssn->ssn_srvaddr))
                  return (EINVAL);
          bzero(&ssn->ssn_srvaddr, sizeof (ssn->ssn_srvaddr));
          bcopy(ai->ai_addr, &ssn->ssn_srvaddr, ai->ai_addrlen);
  
!         if (ioctl(ctx->ct_dev_fd, SMBIOC_SSN_FIND, ssn) == -1)
                  return (errno);
  
          return (0);
  }
  
--- 76,86 ----
          if (ai->ai_addrlen > sizeof (ssn->ssn_srvaddr))
                  return (EINVAL);
          bzero(&ssn->ssn_srvaddr, sizeof (ssn->ssn_srvaddr));
          bcopy(ai->ai_addr, &ssn->ssn_srvaddr, ai->ai_addrlen);
  
!         if (nsmb_ioctl(ctx->ct_dev_fd, SMBIOC_SSN_FIND, ssn) == -1)
                  return (errno);
  
          return (0);
  }
  
*** 94,103 ****
--- 96,110 ----
  
          /* Should already have the address list. */
          if ((ctx->ct_flags & SMBCF_RESOLVED) == 0)
                  return (EINVAL);
  
+         if (ctx->ct_dev_fd < 0) {
+                 if ((err = smb_ctx_gethandle(ctx)))
+                         return (err);
+         }
+ 
          for (ai = ctx->ct_addrinfo; ai; ai = ai->ai_next) {
  
                  switch (ai->ai_family) {
  
                  case AF_INET:
*** 112,122 ****
                          break;
                  }
  
                  if (err == 0) {
                          /* re-use an existing VC */
-                         ctx->ct_flags |= SMBCF_SSNACTIVE;
                          return (0);
                  }
          }
  
          return (ENOENT);
--- 119,128 ----
*** 130,139 ****
   */
  int
  smb_ctx_kill(struct smb_ctx *ctx)
  {
  
!         if (ioctl(ctx->ct_dev_fd, SMBIOC_SSN_KILL, NULL) == -1)
                  return (errno);
  
          return (0);
  }
--- 136,145 ----
   */
  int
  smb_ctx_kill(struct smb_ctx *ctx)
  {
  
!         if (nsmb_ioctl(ctx->ct_dev_fd, SMBIOC_SSN_KILL, NULL) == -1)
                  return (errno);
  
          return (0);
  }