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oplock.c

/*
   Unix SMB/CIFS implementation.

   test suite for SMB2 oplocks

   Copyright (C) Andrew Tridgell 2003
   Copyright (C) Stefan Metzmacher 2008

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "includes.h"

#include "libcli/smb2/smb2.h"
#include "libcli/smb2/smb2_calls.h"
#include "libcli/smb_composite/smb_composite.h"
#include "libcli/resolve/resolve.h"

#include "lib/cmdline/popt_common.h"
#include "lib/events/events.h"

#include "param/param.h"
#include "system/filesys.h"

#include "torture/torture.h"
#include "torture/smb2/proto.h"

#define CHECK_RANGE(v, min, max) do { \
      if ((v) < (min) || (v) > (max)) { \
            torture_result(tctx, TORTURE_FAIL, "(%s): wrong value for %s " \
                         "got %d - should be between %d and %d\n", \
                        __location__, #v, (int)v, (int)min, (int)max); \
            ret = false; \
      }} while (0)

#define CHECK_STRMATCH(v, correct) do { \
      if (!v || strstr((v),(correct)) == NULL) { \
            torture_result(tctx, TORTURE_FAIL,  "(%s): wrong value for %s "\
                         "got '%s' - should be '%s'\n", \
                        __location__, #v, v?v:"NULL", correct); \
            ret = false; \
      }} while (0)

#define CHECK_VAL(v, correct) do { \
      if ((v) != (correct)) { \
            torture_result(tctx, TORTURE_FAIL, "(%s): wrong value for %s " \
                         "got 0x%x - should be 0x%x\n", \
                        __location__, #v, (int)v, (int)correct); \
            ret = false; \
      }} while (0)

#define BASEDIR "oplock_test"

static struct {
      struct smb2_handle handle;
      uint8_t level;
      struct smb2_break br;
      int count;
      int failures;
      NTSTATUS failure_status;
} break_info;

static void torture_oplock_break_callback(struct smb2_request *req)
{
      NTSTATUS status;
      struct smb2_break br;

      ZERO_STRUCT(br);
      status = smb2_break_recv(req, &break_info.br);
      if (!NT_STATUS_IS_OK(status)) {
            break_info.failures++;
            break_info.failure_status = status;
      }

      return;
}

/* A general oplock break notification handler.  This should be used when a
 * test expects to break from batch or exclusive to a lower level. */
static bool torture_oplock_handler(struct smb2_transport *transport,
                           const struct smb2_handle *handle,
                           uint8_t level,
                           void *private_data)
{
      struct smb2_tree *tree = private_data;
      const char *name;
      struct smb2_request *req;
      ZERO_STRUCT(break_info.br);

      break_info.handle = *handle;
      break_info.level  = level;
      break_info.count++;

      switch (level) {
      case SMB2_OPLOCK_LEVEL_II:
            name = "level II";
            break;
      case SMB2_OPLOCK_LEVEL_NONE:
            name = "none";
            break;
      default:
            name = "unknown";
            break_info.failures++;
      }
      printf("Acking to %s [0x%02X] in oplock handler\n", name, level);

      break_info.br.in.file.handle  = *handle;
      break_info.br.in.oplock_level = level;
      break_info.br.in.reserved     = 0;
      break_info.br.in.reserved2    = 0;

      req = smb2_break_send(tree, &break_info.br);
      req->async.fn = torture_oplock_break_callback;
      req->async.private_data = NULL;
      return true;
}

/*
  A handler function for oplock break notifications. Send a break to none
  request.
*/
static bool torture_oplock_handler_ack_to_none(struct smb2_transport *transport,
                                     const struct smb2_handle *handle,
                                     uint8_t level,
                                     void *private_data)
{
      struct smb2_tree *tree = private_data;
      struct smb2_request *req;

      break_info.handle = *handle;
      break_info.level = level;
      break_info.count++;

      printf("Acking to none in oplock handler\n");

      ZERO_STRUCT(break_info.br);
      break_info.br.in.file.handle    = *handle;
      break_info.br.in.oplock_level   = SMB2_OPLOCK_LEVEL_NONE;
      break_info.br.in.reserved       = 0;
      break_info.br.in.reserved2      = 0;

      req = smb2_break_send(tree, &break_info.br);
      req->async.fn = torture_oplock_break_callback;
      req->async.private_data = NULL;

      return true;
}

/*
  A handler function for oplock break notifications. Break from level II to
  none.  SMB2 requires that the client does not send an oplock break request to
  the server in this case.
*/
static bool torture_oplock_handler_level2_to_none(
                                     struct smb2_transport *transport,
                                     const struct smb2_handle *handle,
                                     uint8_t level,
                                     void *private_data)
{
      break_info.handle = *handle;
      break_info.level = level;
      break_info.count++;

      printf("Break from level II to none in oplock handler\n");

      return true;
}

/* A handler function for oplock break notifications.  This should be used when
 * test expects two break notifications, first to level II, then to none. */
static bool torture_oplock_handler_two_notifications(
                              struct smb2_transport *transport,
                              const struct smb2_handle *handle,
                              uint8_t level,
                              void *private_data)
{
      struct smb2_tree *tree = private_data;
      const char *name;
      struct smb2_request *req;
      ZERO_STRUCT(break_info.br);

      break_info.handle = *handle;
      break_info.level  = level;
      break_info.count++;

      switch (level) {
      case SMB2_OPLOCK_LEVEL_II:
            name = "level II";
            break;
      case SMB2_OPLOCK_LEVEL_NONE:
            name = "none";
            break;
      default:
            name = "unknown";
            break_info.failures++;
      }
      printf("Breaking to %s [0x%02X] in oplock handler\n", name, level);

      if (level == SMB2_OPLOCK_LEVEL_NONE)
            return true;

      break_info.br.in.file.handle  = *handle;
      break_info.br.in.oplock_level = level;
      break_info.br.in.reserved     = 0;
      break_info.br.in.reserved2    = 0;

      req = smb2_break_send(tree, &break_info.br);
      req->async.fn = torture_oplock_break_callback;
      req->async.private_data = NULL;
      return true;
}
static void torture_oplock_handler_close_recv(struct smb2_request *req)
{
      if (!smb2_request_receive(req)) {
            printf("close failed in oplock_handler_close\n");
            break_info.failures++;
      }
}

/*
  a handler function for oplock break requests - close the file
*/
static bool torture_oplock_handler_close(struct smb2_transport *transport,
                               const struct smb2_handle *handle,
                               uint8_t level,
                               void *private_data)
{
      struct smb2_close io;
      struct smb2_tree *tree = private_data;
      struct smb2_request *req;

      break_info.handle = *handle;
      break_info.level = level;
      break_info.count++;

      ZERO_STRUCT(io);
      io.in.file.handle       = *handle;
      io.in.flags      = RAW_CLOSE_SMB2;
      req = smb2_close_send(tree, &io);
      if (req == NULL) {
            printf("failed to send close in oplock_handler_close\n");
            return false;
      }

      req->async.fn = torture_oplock_handler_close_recv;
      req->async.private_data = NULL;

      return true;
}

/*
  a handler function for oplock break requests. Let it timeout
*/
static bool torture_oplock_handler_timeout(struct smb2_transport *transport,
                                 const struct smb2_handle *handle,
                                 uint8_t level,
                                 void *private_data)
{
      break_info.handle = *handle;
      break_info.level = level;
      break_info.count++;

      printf("Let oplock break timeout\n");
      return true;
}

static bool open_smb2_connection_no_level2_oplocks(struct torture_context *tctx,
                                       struct smb2_tree **tree)
{
      NTSTATUS status;
      const char *host = torture_setting_string(tctx, "host", NULL);
      const char *share = torture_setting_string(tctx, "share", NULL);
      struct cli_credentials *credentials = cmdline_credentials;
      struct smbcli_options options;

      lpcfg_smbcli_options(tctx->lp_ctx, &options);
      options.use_level2_oplocks = false;

      status = smb2_connect(tctx, host,
                        lpcfg_smb_ports(tctx->lp_ctx), share,
                        lpcfg_resolve_context(tctx->lp_ctx),
                        credentials, tree, tctx->ev, &options,
                        lpcfg_socket_options(tctx->lp_ctx),
                        lpcfg_gensec_settings(tctx, tctx->lp_ctx));
      if (!NT_STATUS_IS_OK(status)) {
            torture_comment(tctx, "Failed to connect to SMB2 share "
                        "\\\\%s\\%s - %s\n", host, share,
                        nt_errstr(status));
            return false;
      }
      return true;
}

/*
   Timer handler function notifies the registering function that time is up
*/
static void timeout_cb(struct tevent_context *ev,
                   struct tevent_timer *te,
                   struct timeval current_time,
                   void *private_data)
{
      bool *timesup = (bool *)private_data;
      *timesup = true;
      return;
}

/*
   Wait a short period of time to receive a single oplock break request
*/
static void torture_wait_for_oplock_break(struct torture_context *tctx)
{
      TALLOC_CTX *tmp_ctx = talloc_new(NULL);
      struct tevent_timer *te = NULL;
      struct timeval ne;
      bool timesup = false;
      int old_count = break_info.count;

      /* Wait .1 seconds for an oplock break */
      ne = tevent_timeval_current_ofs(0, 100000);

      if ((te = event_add_timed(tctx->ev, tmp_ctx, ne, timeout_cb, &timesup))
          == NULL)
      {
            torture_comment(tctx, "Failed to wait for an oplock break. "
                              "test results may not be accurate.");
            goto done;
      }

      while (!timesup && break_info.count < old_count + 1) {
            if (event_loop_once(tctx->ev) != 0) {
                  torture_comment(tctx, "Failed to wait for an oplock "
                                    "break. test results may not be "
                                    "accurate.");
                  goto done;
            }
      }

done:
      /* We don't know if the timed event fired and was freed, we received
       * our oplock break, or some other event triggered the loop.  Thus,
       * we create a tmp_ctx to be able to safely free/remove the timed
       * event in all 3 cases. */
      talloc_free(tmp_ctx);

      return;
}

static bool test_smb2_oplock_exclusive1(struct torture_context *tctx,
                              struct smb2_tree *tree1,
                              struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_exclusive1.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      union smb_unlink unl;
      struct smb2_handle h1;
      struct smb2_handle h;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "EXCLUSIVE1: open a file with an exclusive "
                  "oplock (share mode: none)\n");
      ZERO_STRUCT(break_info);
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_EXCLUSIVE;

      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_EXCLUSIVE);

      torture_comment(tctx, "a 2nd open should not cause a break\n");
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_equal(tctx, status, NT_STATUS_SHARING_VIOLATION,
                              "Incorrect status");
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.failures, 0);

      torture_comment(tctx, "unlink it - should also be no break\n");
      unl.unlink.in.pattern = fname;
      unl.unlink.in.attrib = 0;
      status = smb2_util_unlink(tree2, fname);
      torture_assert_ntstatus_equal(tctx, status, NT_STATUS_SHARING_VIOLATION,
                              "Incorrect status");
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_exclusive2(struct torture_context *tctx,
                              struct smb2_tree *tree1,
                              struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_exclusive2.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      union smb_unlink unl;
      struct smb2_handle h, h1, h2;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "EXCLUSIVE2: open a file with an exclusive "
                  "oplock (share mode: all)\n");
      ZERO_STRUCT(break_info);
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ|
            NTCREATEX_SHARE_ACCESS_WRITE|
            NTCREATEX_SHARE_ACCESS_DELETE;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_EXCLUSIVE;

      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_EXCLUSIVE);

      torture_comment(tctx, "a 2nd open should cause a break to level 2\n");
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h2 = io.smb2.out.file.handle;
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_II);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.handle.data[0], h1.data[0]);
      CHECK_VAL(break_info.level, SMB2_OPLOCK_LEVEL_II);
      CHECK_VAL(break_info.failures, 0);
      ZERO_STRUCT(break_info);

      /* now we have 2 level II oplocks... */
      torture_comment(tctx, "try to unlink it - should cause a break\n");
      unl.unlink.in.pattern = fname;
      unl.unlink.in.attrib = 0;
      status = smb2_util_unlink(tree2, fname);
      torture_assert_ntstatus_ok(tctx, status, "Error unlinking the file");
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.failures, 0);

      torture_comment(tctx, "close both handles\n");
      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h2);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_exclusive3(struct torture_context *tctx,
                              struct smb2_tree *tree1,
                              struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_exclusive3.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      union smb_setfileinfo sfi;
      struct smb2_handle h, h1;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "EXCLUSIVE3: open a file with an exclusive "
                  "oplock (share mode: none)\n");

      ZERO_STRUCT(break_info);
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_EXCLUSIVE;

      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_EXCLUSIVE);

      torture_comment(tctx, "setpathinfo EOF should trigger a break to "
                  "none\n");
      ZERO_STRUCT(sfi);
      sfi.generic.level = RAW_SFILEINFO_END_OF_FILE_INFORMATION;
      sfi.generic.in.file.path = fname;
      sfi.end_of_file_info.in.size = 100;

      status = smb2_composite_setpathinfo(tree2, &sfi);

      torture_assert_ntstatus_equal(tctx, status, NT_STATUS_SHARING_VIOLATION,
                              "Incorrect status");
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.failures, 0);
      CHECK_VAL(break_info.level, OPLOCK_BREAK_TO_NONE);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_exclusive4(struct torture_context *tctx,
                              struct smb2_tree *tree1,
                              struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_exclusive4.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1, h2;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "EXCLUSIVE4: open with exclusive oplock\n");
      ZERO_STRUCT(break_info);

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_EXCLUSIVE;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_EXCLUSIVE);

      ZERO_STRUCT(break_info);
      torture_comment(tctx, "second open with attributes only shouldn't "
                  "cause oplock break\n");

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.desired_access = SEC_FILE_READ_ATTRIBUTE |
                        SEC_FILE_WRITE_ATTRIBUTE |
                        SEC_STD_SYNCHRONIZE;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_EXCLUSIVE;
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h2 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, NO_OPLOCK_RETURN);
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree2, h2);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_exclusive5(struct torture_context *tctx,
                              struct smb2_tree *tree1,
                              struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_exclusive5.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1, h2;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      tree2->session->transport->oplock.handler = torture_oplock_handler;
      tree2->session->transport->oplock.private_data = tree2;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "EXCLUSIVE5: open with exclusive oplock\n");
      ZERO_STRUCT(break_info);

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ|
            NTCREATEX_SHARE_ACCESS_WRITE|
            NTCREATEX_SHARE_ACCESS_DELETE;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_EXCLUSIVE;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_EXCLUSIVE);

      ZERO_STRUCT(break_info);

      torture_comment(tctx, "second open with attributes only and "
                  "NTCREATEX_DISP_OVERWRITE_IF dispostion causes "
                  "oplock break\n");

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.desired_access = SEC_FILE_READ_ATTRIBUTE |
                        SEC_FILE_WRITE_ATTRIBUTE |
                        SEC_STD_SYNCHRONIZE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OVERWRITE_IF;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_II;
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h2 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_II);
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree2, h2);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_exclusive6(struct torture_context *tctx,
                              struct smb2_tree *tree1,
                              struct smb2_tree *tree2)
{
      const char *fname1 = BASEDIR "\\test_exclusive6_1.dat";
      const char *fname2 = BASEDIR "\\test_exclusive6_2.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      union smb_setfileinfo sinfo;
      struct smb2_handle h, h1;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname1);
      smb2_util_unlink(tree2, fname2);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname1;

      torture_comment(tctx, "EXCLUSIVE6: open a file with an exclusive "
                  "oplock (share mode: none)\n");
      ZERO_STRUCT(break_info);
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_EXCLUSIVE;

      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_EXCLUSIVE);

      torture_comment(tctx, "rename should not generate a break but get "
                  "a sharing violation\n");
      ZERO_STRUCT(sinfo);
      sinfo.rename_information.level = RAW_SFILEINFO_RENAME_INFORMATION;
      sinfo.rename_information.in.file.handle = h1;
      sinfo.rename_information.in.overwrite = true;
      sinfo.rename_information.in.new_name = fname2;
      status = smb2_setinfo_file(tree1, &sinfo);

      torture_comment(tctx, "trying rename while first file open\n");
      torture_assert_ntstatus_equal(tctx, status, NT_STATUS_SHARING_VIOLATION,
                              "Incorrect status");
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch1(struct torture_context *tctx,
                            struct smb2_tree *tree1,
                            struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch1.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1;
      char c = 0;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      /*
        with a batch oplock we get a break
      */
      torture_comment(tctx, "BATCH1: open with batch oplock\n");
      ZERO_STRUCT(break_info);
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      torture_comment(tctx, "unlink should generate a break\n");
      status = smb2_util_unlink(tree2, fname);
      torture_assert_ntstatus_equal(tctx, status, NT_STATUS_SHARING_VIOLATION,
                              "Incorrect status");

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.handle.data[0], h1.data[0]);
      CHECK_VAL(break_info.level, SMB2_OPLOCK_LEVEL_II);
      CHECK_VAL(break_info.failures, 0);

      torture_comment(tctx, "2nd unlink should not generate a break\n");
      ZERO_STRUCT(break_info);
      status = smb2_util_unlink(tree2, fname);
      torture_assert_ntstatus_equal(tctx, status, NT_STATUS_SHARING_VIOLATION,
                              "Incorrect status");

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);

      torture_comment(tctx, "writing should generate a self break to none\n");
      tree1->session->transport->oplock.handler =
          torture_oplock_handler_level2_to_none;
      smb2_util_write(tree1, h1, &c, 0, 1);

      torture_wait_for_oplock_break(tctx);

      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.handle.data[0], h1.data[0]);
      CHECK_VAL(break_info.level, SMB2_OPLOCK_LEVEL_NONE);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch2(struct torture_context *tctx,
                            struct smb2_tree *tree1,
                            struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch2.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      char c = 0;
      struct smb2_handle h, h1;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "BATCH2: open with batch oplock\n");
      ZERO_STRUCT(break_info);
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      torture_comment(tctx, "unlink should generate a break, which we ack "
                  "as break to none\n");
      tree1->session->transport->oplock.handler =
                        torture_oplock_handler_ack_to_none;
      tree1->session->transport->oplock.private_data = tree1;
      status = smb2_util_unlink(tree2, fname);
      torture_assert_ntstatus_equal(tctx, status, NT_STATUS_SHARING_VIOLATION,
                             "Incorrect status");

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.handle.data[0], h1.data[0]);
      CHECK_VAL(break_info.level, SMB2_OPLOCK_LEVEL_II);
      CHECK_VAL(break_info.failures, 0);

      torture_comment(tctx, "2nd unlink should not generate a break\n");
      ZERO_STRUCT(break_info);
      status = smb2_util_unlink(tree2, fname);
      torture_assert_ntstatus_equal(tctx, status, NT_STATUS_SHARING_VIOLATION,
                              "Incorrect status");

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);

      torture_comment(tctx, "writing should not generate a break\n");
      smb2_util_write(tree1, h1, &c, 0, 1);

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch3(struct torture_context *tctx,
                            struct smb2_tree *tree1,
                            struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch3.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);
      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "BATCH3: if we close on break then the unlink "
                  "can succeed\n");
      ZERO_STRUCT(break_info);
      tree1->session->transport->oplock.handler =
                              torture_oplock_handler_close;
      tree1->session->transport->oplock.private_data = tree1;

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      ZERO_STRUCT(break_info);
      status = smb2_util_unlink(tree2, fname);
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.handle.data[0], h1.data[0]);
      CHECK_VAL(break_info.level, 1);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch4(struct torture_context *tctx,
                            struct smb2_tree *tree1,
                            struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch4.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_read r;
      struct smb2_handle h, h1;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "BATCH4: a self read should not cause a break\n");
      ZERO_STRUCT(break_info);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      ZERO_STRUCT(r);
      r.in.file.handle = h1;
      r.in.offset      = 0;

      status = smb2_read(tree1, tree1, &r);
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch5(struct torture_context *tctx,
                            struct smb2_tree *tree1,
                            struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch5.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "BATCH5: a 2nd open should give a break\n");
      ZERO_STRUCT(break_info);

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      ZERO_STRUCT(break_info);

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_equal(tctx, status, NT_STATUS_SHARING_VIOLATION,
                              "Incorrect status");

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.handle.data[0], h1.data[0]);
      CHECK_VAL(break_info.level, 1);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch6(struct torture_context *tctx,
                            struct smb2_tree *tree1,
                            struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch6.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1, h2;
      char c = 0;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "BATCH6: a 2nd open should give a break to "
                  "level II if the first open allowed shared read\n");
      ZERO_STRUCT(break_info);
      tree2->session->transport->oplock.handler = torture_oplock_handler;
      tree2->session->transport->oplock.private_data = tree2;

      io.smb2.in.desired_access = SEC_RIGHTS_FILE_READ |
                        SEC_RIGHTS_FILE_WRITE;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ |
                        NTCREATEX_SHARE_ACCESS_WRITE;
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      ZERO_STRUCT(break_info);

      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h2 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_II);

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.handle.data[0], h1.data[0]);
      CHECK_VAL(break_info.level, 1);
      CHECK_VAL(break_info.failures, 0);
      ZERO_STRUCT(break_info);

      torture_comment(tctx, "write should trigger a break to none on both\n");
      tree1->session->transport->oplock.handler =
          torture_oplock_handler_level2_to_none;
      tree2->session->transport->oplock.handler =
          torture_oplock_handler_level2_to_none;
      smb2_util_write(tree1, h1, &c, 0, 1);

      /* We expect two breaks */
      torture_wait_for_oplock_break(tctx);
      torture_wait_for_oplock_break(tctx);

      CHECK_VAL(break_info.count, 2);
      CHECK_VAL(break_info.level, 0);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree2, h2);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch7(struct torture_context *tctx,
                            struct smb2_tree *tree1,
                            struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch7.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1, h2;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "BATCH7: a 2nd open should get an oplock when "
                  "we close instead of ack\n");
      ZERO_STRUCT(break_info);
      tree1->session->transport->oplock.handler =
                  torture_oplock_handler_close;
      tree1->session->transport->oplock.private_data = tree1;

      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h2 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      ZERO_STRUCT(break_info);

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.handle.data[0], h2.data[0]);
      CHECK_VAL(break_info.level, 1);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree2, h1);
      smb2_util_close(tree2, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch8(struct torture_context *tctx,
                            struct smb2_tree *tree1,
                            struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch8.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1, h2;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "BATCH8: open with batch oplock\n");
      ZERO_STRUCT(break_info);

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      ZERO_STRUCT(break_info);
      torture_comment(tctx, "second open with attributes only shouldn't "
                  "cause oplock break\n");

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.desired_access = SEC_FILE_READ_ATTRIBUTE |
                        SEC_FILE_WRITE_ATTRIBUTE |
                        SEC_STD_SYNCHRONIZE;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h2 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_NONE);
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree2, h2);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch9(struct torture_context *tctx,
                             struct smb2_tree *tree1,
                             struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch9.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1, h2;
      char c = 0;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "BATCH9: open with attributes only can create "
                  "file\n");

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      io.smb2.in.desired_access = SEC_FILE_READ_ATTRIBUTE |
                        SEC_FILE_WRITE_ATTRIBUTE |
                        SEC_STD_SYNCHRONIZE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_CREATE;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      torture_comment(tctx, "Subsequent normal open should break oplock on "
                  "attribute only open to level II\n");

      ZERO_STRUCT(break_info);

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN;
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h2 = io.smb2.out.file.handle;
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.handle.data[0], h1.data[0]);
      CHECK_VAL(break_info.failures, 0);
      CHECK_VAL(break_info.level, SMB2_OPLOCK_LEVEL_II);
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_II);
      smb2_util_close(tree2, h2);

      torture_comment(tctx, "third oplocked open should grant level2 without "
                  "break\n");
      ZERO_STRUCT(break_info);

      tree2->session->transport->oplock.handler = torture_oplock_handler;
      tree2->session->transport->oplock.private_data = tree2;

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN;
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h2 = io.smb2.out.file.handle;
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.failures, 0);
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_II);

      ZERO_STRUCT(break_info);

      torture_comment(tctx, "write should trigger a break to none on both\n");
      tree1->session->transport->oplock.handler =
          torture_oplock_handler_level2_to_none;
      tree2->session->transport->oplock.handler =
          torture_oplock_handler_level2_to_none;
      smb2_util_write(tree2, h2, &c, 0, 1);

      /* We expect two breaks */
      torture_wait_for_oplock_break(tctx);
      torture_wait_for_oplock_break(tctx);

      CHECK_VAL(break_info.count, 2);
      CHECK_VAL(break_info.level, 0);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree2, h2);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch10(struct torture_context *tctx,
                             struct smb2_tree *tree1,
                             struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch10.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1, h2;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "BATCH10: Open with oplock after a non-oplock "
                  "open should grant level2\n");
      ZERO_STRUCT(break_info);
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ|
            NTCREATEX_SHARE_ACCESS_WRITE|
            NTCREATEX_SHARE_ACCESS_DELETE;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.failures, 0);
      CHECK_VAL(io.smb2.out.oplock_level, 0);

      tree2->session->transport->oplock.handler =
          torture_oplock_handler_level2_to_none;
      tree2->session->transport->oplock.private_data = tree2;

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ|
            NTCREATEX_SHARE_ACCESS_WRITE|
            NTCREATEX_SHARE_ACCESS_DELETE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN;
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h2 = io.smb2.out.file.handle;
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.failures, 0);
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_II);

      torture_comment(tctx, "write should trigger a break to none\n");
      {
            struct smb2_write wr;
            DATA_BLOB data;
            data = data_blob_talloc(tree1, NULL, UINT16_MAX);
            data.data[0] = (const uint8_t)'x';
            ZERO_STRUCT(wr);
            wr.in.file.handle = h1;
            wr.in.offset      = 0;
            wr.in.data        = data;
            status = smb2_write(tree1, &wr);
            torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      }

      torture_wait_for_oplock_break(tctx);

      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.handle.data[0], h2.data[0]);
      CHECK_VAL(break_info.level, 0);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree2, h2);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch11(struct torture_context *tctx,
                             struct smb2_tree *tree1,
                             struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch11.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      union smb_setfileinfo sfi;
      struct smb2_handle h, h1;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler =
          torture_oplock_handler_two_notifications;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      /* Test if a set-eof on pathname breaks an exclusive oplock. */
      torture_comment(tctx, "BATCH11: Test if setpathinfo set EOF breaks "
                  "oplocks.\n");

      ZERO_STRUCT(break_info);

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ|
                        NTCREATEX_SHARE_ACCESS_WRITE|
                        NTCREATEX_SHARE_ACCESS_DELETE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_CREATE;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h1 = io.smb2.out.file.handle;
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.failures, 0);
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      ZERO_STRUCT(sfi);
      sfi.generic.level = RAW_SFILEINFO_END_OF_FILE_INFORMATION;
      sfi.generic.in.file.path = fname;
      sfi.end_of_file_info.in.size = 100;

      status = smb2_composite_setpathinfo(tree2, &sfi);
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");

      /* We expect two breaks */
      torture_wait_for_oplock_break(tctx);
      torture_wait_for_oplock_break(tctx);

      CHECK_VAL(break_info.count, 2);
      CHECK_VAL(break_info.failures, 0);
      CHECK_VAL(break_info.level, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch12(struct torture_context *tctx,
                             struct smb2_tree *tree1,
                             struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch12.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      union smb_setfileinfo sfi;
      struct smb2_handle h, h1;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler =
          torture_oplock_handler_two_notifications;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      /* Test if a set-allocation size on pathname breaks an exclusive
       * oplock. */
      torture_comment(tctx, "BATCH12: Test if setpathinfo allocation size "
                  "breaks oplocks.\n");

      ZERO_STRUCT(break_info);

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ|
                        NTCREATEX_SHARE_ACCESS_WRITE|
                        NTCREATEX_SHARE_ACCESS_DELETE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_CREATE;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h1 = io.smb2.out.file.handle;
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.failures, 0);
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      ZERO_STRUCT(sfi);
      sfi.generic.level = RAW_SFILEINFO_ALLOCATION_INFORMATION;
      sfi.generic.in.file.path = fname;
      sfi.allocation_info.in.alloc_size = 65536 * 8;

      status = smb2_composite_setpathinfo(tree2, &sfi);
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");

      /* We expect two breaks */
      torture_wait_for_oplock_break(tctx);
      torture_wait_for_oplock_break(tctx);

      CHECK_VAL(break_info.count, 2);
      CHECK_VAL(break_info.failures, 0);
      CHECK_VAL(break_info.level, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch13(struct torture_context *tctx,
                             struct smb2_tree *tree1,
                             struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch13.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1, h2;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      tree2->session->transport->oplock.handler = torture_oplock_handler;
      tree2->session->transport->oplock.private_data = tree2;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "BATCH13: open with batch oplock\n");
      ZERO_STRUCT(break_info);

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ|
            NTCREATEX_SHARE_ACCESS_WRITE|
            NTCREATEX_SHARE_ACCESS_DELETE;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      ZERO_STRUCT(break_info);

      torture_comment(tctx, "second open with attributes only and "
                  "NTCREATEX_DISP_OVERWRITE dispostion causes "
                  "oplock break\n");

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      io.smb2.in.desired_access = SEC_FILE_READ_ATTRIBUTE |
                        SEC_FILE_WRITE_ATTRIBUTE |
                        SEC_STD_SYNCHRONIZE;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ|
                        NTCREATEX_SHARE_ACCESS_WRITE|
                        NTCREATEX_SHARE_ACCESS_DELETE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OVERWRITE;
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h2 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_II);
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree2, h2);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);

      return ret;
}

static bool test_smb2_oplock_batch14(struct torture_context *tctx,
                             struct smb2_tree *tree1,
                             struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch14.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1, h2;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "BATCH14: open with batch oplock\n");
      ZERO_STRUCT(break_info);

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ|
            NTCREATEX_SHARE_ACCESS_WRITE|
            NTCREATEX_SHARE_ACCESS_DELETE;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      ZERO_STRUCT(break_info);

      torture_comment(tctx, "second open with attributes only and "
                  "NTCREATEX_DISP_SUPERSEDE dispostion causes "
                  "oplock break\n");

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      io.smb2.in.desired_access = SEC_FILE_READ_ATTRIBUTE |
                        SEC_FILE_WRITE_ATTRIBUTE |
                        SEC_STD_SYNCHRONIZE;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ|
                        NTCREATEX_SHARE_ACCESS_WRITE|
                        NTCREATEX_SHARE_ACCESS_DELETE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OVERWRITE;
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h2 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_II);

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree2, h2);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch15(struct torture_context *tctx,
                             struct smb2_tree *tree1,
                             struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch15.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      union smb_fileinfo qfi;
      struct smb2_handle h, h1;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      /* Test if a qpathinfo all info on pathname breaks a batch oplock. */
      torture_comment(tctx, "BATCH15: Test if qpathinfo all info breaks "
                  "a batch oplock (should not).\n");

      ZERO_STRUCT(break_info);

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ|
                        NTCREATEX_SHARE_ACCESS_WRITE|
                        NTCREATEX_SHARE_ACCESS_DELETE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_CREATE;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.failures, 0);
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      ZERO_STRUCT(qfi);
      qfi.generic.level = RAW_FILEINFO_SMB2_ALL_INFORMATION;
      qfi.generic.in.file.handle = h1;
      status = smb2_getinfo_file(tree2, tctx, &qfi);

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch16(struct torture_context *tctx,
                             struct smb2_tree *tree1,
                             struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch16.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1, h2;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      tree2->session->transport->oplock.handler = torture_oplock_handler;
      tree2->session->transport->oplock.private_data = tree2;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "BATCH16: open with batch oplock\n");
      ZERO_STRUCT(break_info);

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ|
            NTCREATEX_SHARE_ACCESS_WRITE|
            NTCREATEX_SHARE_ACCESS_DELETE;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      ZERO_STRUCT(break_info);

      torture_comment(tctx, "second open with attributes only and "
                  "NTCREATEX_DISP_OVERWRITE_IF dispostion causes "
                  "oplock break\n");

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      io.smb2.in.desired_access = SEC_FILE_READ_ATTRIBUTE |
                        SEC_FILE_WRITE_ATTRIBUTE |
                        SEC_STD_SYNCHRONIZE;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ|
                        NTCREATEX_SHARE_ACCESS_WRITE|
                        NTCREATEX_SHARE_ACCESS_DELETE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OVERWRITE_IF;
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h2 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_II);

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree2, h2);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

/* This function is a placeholder for the SMB1 RAW-OPLOCK-BATCH17 test.  Since
 * SMB2 doesn't have a RENAME command this test isn't applicable.  However,
 * it's much less confusing, when comparing test, to keep the SMB1 and SMB2
 * test numbers in sync. */
#if 0
static bool test_raw_oplock_batch17(struct torture_context *tctx,
                            struct smb2_tree *tree1,
                            struct smb2_tree *tree2)
{
      return true;
}
#endif

/* This function is a placeholder for the SMB1 RAW-OPLOCK-BATCH18 test.  Since
 * SMB2 doesn't have an NTRENAME command this test isn't applicable.  However,
 * it's much less confusing, when comparing tests, to keep the SMB1 and SMB2
 * test numbers in sync. */
#if 0
static bool test_raw_oplock_batch18(struct torture_context *tctx,
                            struct smb2_tree *tree1,
                            struct smb2_tree *tree2)
{
      return true;
}
#endif

static bool test_smb2_oplock_batch19(struct torture_context *tctx,
                             struct smb2_tree *tree1)
{
      const char *fname1 = BASEDIR "\\test_batch19_1.dat";
      const char *fname2 = BASEDIR "\\test_batch19_2.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      union smb_fileinfo qfi;
      union smb_setfileinfo sfi;
      struct smb2_handle h, h1;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname1);
      smb2_util_unlink(tree1, fname2);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname1;

      torture_comment(tctx, "BATCH19: open a file with an batch oplock "
                  "(share mode: none)\n");
      ZERO_STRUCT(break_info);
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      torture_comment(tctx, "setfileinfo rename info should not trigger "
                  "a break but should cause a sharing violation\n");
      ZERO_STRUCT(sfi);
      sfi.generic.level = RAW_SFILEINFO_RENAME_INFORMATION;
      sfi.generic.in.file.path = fname1;
      sfi.rename_information.in.file.handle   = h1;
      sfi.rename_information.in.overwrite     = 0;
      sfi.rename_information.in.root_fid      = 0;
      sfi.rename_information.in.new_name      = fname2;

      status = smb2_setinfo_file(tree1, &sfi);

      torture_assert_ntstatus_equal(tctx, status, NT_STATUS_SHARING_VIOLATION,
                              "Incorrect status");

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);

      ZERO_STRUCT(qfi);
      qfi.generic.level = RAW_FILEINFO_SMB2_ALL_INFORMATION;
      qfi.generic.in.file.handle = h1;

      status = smb2_getinfo_file(tree1, tctx, &qfi);
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      CHECK_STRMATCH(qfi.all_info2.out.fname.s, fname1);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, fname1);
      smb2_deltree(tree1, fname2);
      return ret;
}

static bool test_smb2_oplock_batch20(struct torture_context *tctx,
                             struct smb2_tree *tree1,
                             struct smb2_tree *tree2)
{
      const char *fname1 = BASEDIR "\\test_batch20_1.dat";
      const char *fname2 = BASEDIR "\\test_batch20_2.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      union smb_fileinfo qfi;
      union smb_setfileinfo sfi;
      struct smb2_handle h, h1, h2;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname1);
      smb2_util_unlink(tree1, fname2);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname1;

      torture_comment(tctx, "BATCH20: open a file with an batch oplock "
                  "(share mode: all)\n");
      ZERO_STRUCT(break_info);
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ|
                        NTCREATEX_SHARE_ACCESS_WRITE|
                        NTCREATEX_SHARE_ACCESS_DELETE;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      torture_comment(tctx, "setfileinfo rename info should not trigger "
                  "a break but should cause a sharing violation\n");
      ZERO_STRUCT(sfi);
      sfi.generic.level = RAW_SFILEINFO_RENAME_INFORMATION;
      sfi.rename_information.in.file.handle     = h1;
      sfi.rename_information.in.overwrite     = 0;
      sfi.rename_information.in.new_name      = fname2;

      status = smb2_setinfo_file(tree1, &sfi);
      torture_assert_ntstatus_equal(tctx, status, NT_STATUS_SHARING_VIOLATION,
                              "Incorrect status");

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);

      ZERO_STRUCT(qfi);
      qfi.generic.level = RAW_FILEINFO_SMB2_ALL_INFORMATION;
      qfi.generic.in.file.handle = h1;

      status = smb2_getinfo_file(tree1, tctx, &qfi);
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      CHECK_STRMATCH(qfi.all_info2.out.fname.s, fname1);

      torture_comment(tctx, "open the file a second time requesting batch "
                  "(share mode: all)\n");
      ZERO_STRUCT(break_info);
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ|
                        NTCREATEX_SHARE_ACCESS_WRITE|
                        NTCREATEX_SHARE_ACCESS_DELETE;
      io.smb2.in.fname = fname1;
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h2 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_II);

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.failures, 0);
      CHECK_VAL(break_info.level, SMB2_OPLOCK_LEVEL_II);

      torture_comment(tctx, "setfileinfo rename info should not trigger "
                  "a break but should cause a sharing violation\n");
      ZERO_STRUCT(break_info);
      ZERO_STRUCT(sfi);
      sfi.generic.level = RAW_SFILEINFO_RENAME_INFORMATION;
      sfi.rename_information.in.file.handle     = h2;
      sfi.rename_information.in.overwrite     = 0;
      sfi.rename_information.in.new_name      = fname2;

      status = smb2_setinfo_file(tree2, &sfi);
      torture_assert_ntstatus_equal(tctx, status, NT_STATUS_SHARING_VIOLATION,
                              "Incorrect status");

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);

      ZERO_STRUCT(qfi);
      qfi.generic.level = RAW_FILEINFO_SMB2_ALL_INFORMATION;
      qfi.generic.in.file.handle = h1;

      status = smb2_getinfo_file(tree1, tctx, &qfi);
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      CHECK_STRMATCH(qfi.all_info2.out.fname.s, fname1);

      ZERO_STRUCT(qfi);
      qfi.generic.level = RAW_FILEINFO_SMB2_ALL_INFORMATION;
      qfi.generic.in.file.handle = h2;

      status = smb2_getinfo_file(tree2, tctx, &qfi);
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      CHECK_STRMATCH(qfi.all_info2.out.fname.s, fname1);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree2, h2);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, fname1);
      return ret;
}

static bool test_smb2_oplock_batch21(struct torture_context *tctx,
                             struct smb2_tree *tree1)
{
      const char *fname = BASEDIR "\\test_batch21.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1;
      char c = 0;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      /*
        with a batch oplock we get a break
      */
      torture_comment(tctx, "BATCH21: open with batch oplock\n");
      ZERO_STRUCT(break_info);
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      torture_comment(tctx, "writing should not generate a break\n");
      status = smb2_util_write(tree1, h1, &c, 0, 1);
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch22(struct torture_context *tctx,
                             struct smb2_tree *tree1)
{
      const char *fname = BASEDIR "\\test_batch22.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1, h2;
      struct timeval tv;
      int timeout = torture_setting_int(tctx, "oplocktimeout", 30);
      int te;

      if (torture_setting_bool(tctx, "samba3", false)) {
            torture_skip(tctx, "BATCH22 disabled against samba3\n");
      }

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;
      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      /*
        with a batch oplock we get a break
      */
      torture_comment(tctx, "BATCH22: open with batch oplock\n");
      ZERO_STRUCT(break_info);
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ|
            NTCREATEX_SHARE_ACCESS_WRITE|
            NTCREATEX_SHARE_ACCESS_DELETE;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      torture_comment(tctx, "a 2nd open should succeed after the oplock "
                  "break timeout\n");
      tv = timeval_current();
      tree1->session->transport->oplock.handler =
                        torture_oplock_handler_timeout;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h2 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_II);

      torture_wait_for_oplock_break(tctx);
      te = (int)timeval_elapsed(&tv);
      CHECK_RANGE(te, timeout - 1, timeout + 15);
      torture_comment(tctx, "waited %d seconds for oplock timeout\n", te);

      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.handle.data[0], h1.data[0]);
      CHECK_VAL(break_info.level, SMB2_OPLOCK_LEVEL_II);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h2);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch23(struct torture_context *tctx,
                             struct smb2_tree *tree1,
                             struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch23.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1, h2, h3;
      struct smb2_tree *tree3 = NULL;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      ret = open_smb2_connection_no_level2_oplocks(tctx, &tree3);
      CHECK_VAL(ret, true);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      tree2->session->transport->oplock.handler = torture_oplock_handler;
      tree2->session->transport->oplock.private_data = tree2;

      tree3->session->transport->oplock.handler = torture_oplock_handler;
      tree3->session->transport->oplock.private_data = tree3;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "BATCH23: an open and ask for a batch oplock\n");
      ZERO_STRUCT(break_info);

      io.smb2.in.desired_access = SEC_RIGHTS_FILE_READ |
                        SEC_RIGHTS_FILE_WRITE;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ |
                        NTCREATEX_SHARE_ACCESS_WRITE;
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      ZERO_STRUCT(break_info);

      torture_comment(tctx, "a 2nd open without level2 oplock support "
                  "should generate a break to level2\n");
      status = smb2_create(tree3, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h3 = io.smb2.out.file.handle;

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.handle.data[0], h1.data[0]);
      CHECK_VAL(break_info.level, SMB2_OPLOCK_LEVEL_II);
      CHECK_VAL(break_info.failures, 0);

      ZERO_STRUCT(break_info);

      torture_comment(tctx, "a 3rd open with level2 oplock support should "
                  "not generate a break\n");
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h2 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_II);

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree2, h2);
      smb2_util_close(tree3, h3);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch24(struct torture_context *tctx,
                             struct smb2_tree *tree1,
                             struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch24.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1, h2;
      struct smb2_tree *tree3 = NULL;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      ret = open_smb2_connection_no_level2_oplocks(tctx, &tree3);
      CHECK_VAL(ret, true);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      tree2->session->transport->oplock.handler = torture_oplock_handler;
      tree2->session->transport->oplock.private_data = tree2;

      tree3->session->transport->oplock.handler = torture_oplock_handler;
      tree3->session->transport->oplock.private_data = tree3;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "BATCH24: a open without level support and "
                  "ask for a batch oplock\n");
      ZERO_STRUCT(break_info);

      io.smb2.in.desired_access = SEC_RIGHTS_FILE_READ |
                        SEC_RIGHTS_FILE_WRITE;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ |
                        NTCREATEX_SHARE_ACCESS_WRITE;
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;

      status = smb2_create(tree3, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h2 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      ZERO_STRUCT(break_info);

      torture_comment(tctx, "a 2nd open with level2 oplock support should "
                  "generate a break\n");
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_II);

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.handle.data[0], h2.data[0]);
      CHECK_VAL(break_info.level, SMB2_OPLOCK_LEVEL_II);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree3, h2);
      smb2_util_close(tree2, h1);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_batch25(struct torture_context *tctx,
                               struct smb2_tree *tree1)
{
      const char *fname = BASEDIR "\\test_batch25.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "BATCH25: open a file with an batch oplock "
                  "(share mode: none)\n");

      ZERO_STRUCT(break_info);
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;

      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      torture_comment(tctx, "changing the file attribute info should trigger "
                  "a break and a violation\n");

      status = smb2_util_setatr(tree1, fname, FILE_ATTRIBUTE_HIDDEN);
      torture_assert_ntstatus_equal(tctx, status, NT_STATUS_SHARING_VIOLATION,
                              "Incorrect status");

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, fname);
      return ret;
}

/* Test how oplocks work on streams. */
static bool test_raw_oplock_stream1(struct torture_context *tctx,
                            struct smb2_tree *tree1,
                            struct smb2_tree *tree2)
{
      NTSTATUS status;
      union smb_open io;
      const char *fname_base = BASEDIR "\\test_stream1.txt";
      const char *fname_stream, *fname_default_stream;
      const char *default_stream = "::$DATA";
      const char *stream = "Stream One:$DATA";
      bool ret = true;
      struct smb2_handle h, h_base, h_stream;
      int i;

#define NSTREAM_OPLOCK_RESULTS 8
      struct {
            const char **fname;
            bool open_base_file;
            uint32_t oplock_req;
            uint32_t oplock_granted;
      } stream_oplock_results[NSTREAM_OPLOCK_RESULTS] = {
            /* Request oplock on stream without the base file open. */
            {&fname_stream, false, SMB2_OPLOCK_LEVEL_BATCH, SMB2_OPLOCK_LEVEL_BATCH},
            {&fname_default_stream, false, SMB2_OPLOCK_LEVEL_BATCH, SMB2_OPLOCK_LEVEL_BATCH},
            {&fname_stream, false, SMB2_OPLOCK_LEVEL_EXCLUSIVE, SMB2_OPLOCK_LEVEL_EXCLUSIVE},
            {&fname_default_stream, false,  SMB2_OPLOCK_LEVEL_EXCLUSIVE, SMB2_OPLOCK_LEVEL_EXCLUSIVE},

            /* Request oplock on stream with the base file open. */
            {&fname_stream, true, SMB2_OPLOCK_LEVEL_BATCH, SMB2_OPLOCK_LEVEL_BATCH},
            {&fname_default_stream, true, SMB2_OPLOCK_LEVEL_BATCH, SMB2_OPLOCK_LEVEL_II},
            {&fname_stream, true, SMB2_OPLOCK_LEVEL_EXCLUSIVE, SMB2_OPLOCK_LEVEL_EXCLUSIVE},
            {&fname_default_stream, true,  SMB2_OPLOCK_LEVEL_EXCLUSIVE, SMB2_OPLOCK_LEVEL_II},
      };

      /* Only passes against windows at the moment. */
      if (torture_setting_bool(tctx, "samba3", false) ||
          torture_setting_bool(tctx, "samba4", false)) {
            torture_skip(tctx, "STREAM1 disabled against samba3+4\n");
      }

      fname_stream = talloc_asprintf(tctx, "%s:%s", fname_base, stream);
      fname_default_stream = talloc_asprintf(tctx, "%s%s", fname_base,
                                     default_stream);

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* Initialize handles to "closed".  Using -1 in the first 64-bytes
       * as the sentry for this */
      h_stream.data[0] = -1;

      /* cleanup */
      smb2_util_unlink(tree1, fname_base);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      tree2->session->transport->oplock.handler = torture_oplock_handler;
      tree2->session->transport->oplock.private_data = tree2;

      /* Setup generic open parameters. */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = (SEC_FILE_READ_DATA |
                             SEC_FILE_WRITE_DATA |
                             SEC_FILE_APPEND_DATA |
                             SEC_STD_READ_CONTROL);
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ |
                          NTCREATEX_SHARE_ACCESS_WRITE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;

      /* Create the file with a stream */
      io.smb2.in.fname = fname_stream;
      io.smb2.in.create_flags = 0;
      io.smb2.in.create_disposition = NTCREATEX_DISP_CREATE;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error creating file");
      smb2_util_close(tree1, io.smb2.out.file.handle);

      /* Change the disposition to open now that the file has been created. */
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN;

      /* Try some permutations of taking oplocks on streams. */
      for (i = 0; i < NSTREAM_OPLOCK_RESULTS; i++) {
            const char *fname = *stream_oplock_results[i].fname;
            bool open_base_file = stream_oplock_results[i].open_base_file;
            uint32_t oplock_req = stream_oplock_results[i].oplock_req;
            uint32_t oplock_granted =
                stream_oplock_results[i].oplock_granted;

            if (open_base_file) {
                  torture_comment(tctx, "Opening base file: %s with "
                      "%d\n", fname_base, SMB2_OPLOCK_LEVEL_BATCH);
                  io.smb2.in.fname = fname_base;
                  io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
                  io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
                  status = smb2_create(tree2, tctx, &(io.smb2));
                  torture_assert_ntstatus_ok(tctx, status,
                      "Error opening file");
                  CHECK_VAL(io.smb2.out.oplock_level,
                      SMB2_OPLOCK_LEVEL_BATCH);
                  h_base = io.smb2.out.file.handle;
            }

            torture_comment(tctx, "%d: Opening stream: %s with %d\n", i,
                fname, oplock_req);
            io.smb2.in.fname = fname;
            io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
            io.smb2.in.oplock_level = oplock_req;

            /* Do the open with the desired oplock on the stream. */
            status = smb2_create(tree1, tctx, &(io.smb2));
            torture_assert_ntstatus_ok(tctx, status, "Error opening file");
            CHECK_VAL(io.smb2.out.oplock_level, oplock_granted);
            smb2_util_close(tree1, io.smb2.out.file.handle);

            /* Cleanup the base file if it was opened. */
            if (open_base_file)
                  smb2_util_close(tree2, h_base);
      }

      /* Open the stream with an exclusive oplock. */
      torture_comment(tctx, "Opening stream: %s with %d\n",
          fname_stream, SMB2_OPLOCK_LEVEL_EXCLUSIVE);
      io.smb2.in.fname = fname_stream;
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_EXCLUSIVE;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening file");
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_EXCLUSIVE);
      h_stream = io.smb2.out.file.handle;

      /* Open the base file and see if it contends. */
      ZERO_STRUCT(break_info);
      torture_comment(tctx, "Opening base file: %s with %d\n",
          fname_base, SMB2_OPLOCK_LEVEL_BATCH);
      io.smb2.in.fname = fname_base;
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening file");
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);
      smb2_util_close(tree2, io.smb2.out.file.handle);

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.failures, 0);

      /* Open the stream again to see if it contends. */
      ZERO_STRUCT(break_info);
      torture_comment(tctx, "Opening stream again: %s with "
          "%d\n", fname_base, SMB2_OPLOCK_LEVEL_BATCH);
      io.smb2.in.fname = fname_stream;
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_EXCLUSIVE;
      status = smb2_create(tree2, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening file");
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_II);
      smb2_util_close(tree2, io.smb2.out.file.handle);

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.level, OPLOCK_BREAK_TO_LEVEL_II);
      CHECK_VAL(break_info.failures, 0);

      /* Close the stream. */
      if (h_stream.data[0] != -1) {
            smb2_util_close(tree1, h_stream);
      }

      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

static bool test_smb2_oplock_doc(struct torture_context *tctx, struct smb2_tree *tree)
{
      const char *fname = BASEDIR "\\test_oplock_doc.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1;

      status = torture_smb2_testdir(tree, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree, fname);
      tree->session->transport->oplock.handler = torture_oplock_handler;
      tree->session->transport->oplock.private_data = tree;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = NTCREATEX_OPTIONS_DELETE_ON_CLOSE;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "open a delete-on-close file with a batch "
                  "oplock\n");
      ZERO_STRUCT(break_info);
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;

      status = smb2_create(tree, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      smb2_util_close(tree, h1);

      smb2_util_unlink(tree, fname);
      smb2_deltree(tree, BASEDIR);
      return ret;
}

/* Open a file with a batch oplock, then open it again from a second client
 * requesting no oplock. Having two open file handles should break our own
 * oplock during BRL acquisition.
 */
static bool test_smb2_oplock_brl1(struct torture_context *tctx,
                        struct smb2_tree *tree1,
                        struct smb2_tree *tree2)
{
      const char *fname = BASEDIR "\\test_batch_brl.dat";
      /*int fname, f;*/
      bool ret = true;
      uint8_t buf[1000];
      bool correct = true;
      union smb_open io;
      NTSTATUS status;
      struct smb2_lock lck;
      struct smb2_lock_element lock[1];
      struct smb2_handle h, h1, h2;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler =
          torture_oplock_handler_two_notifications;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_READ |
                            SEC_RIGHTS_FILE_WRITE;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ |
                          NTCREATEX_SHARE_ACCESS_WRITE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      /*
        with a batch oplock we get a break
      */
      torture_comment(tctx, "open with batch oplock\n");
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;

      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      /* create a file with bogus data */
      memset(buf, 0, sizeof(buf));

      status = smb2_util_write(tree1, h1,buf, 0, sizeof(buf));
      if (!NT_STATUS_EQUAL(status, NT_STATUS_OK)) {
            torture_comment(tctx, "Failed to create file\n");
            correct = false;
            goto done;
      }

      torture_comment(tctx, "a 2nd open should give a break\n");
      ZERO_STRUCT(break_info);

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = 0;
      status = smb2_create(tree2, tctx, &(io.smb2));
      h2 = io.smb2.out.file.handle;
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.level, SMB2_OPLOCK_LEVEL_II);
      CHECK_VAL(break_info.failures, 0);
      CHECK_VAL(break_info.handle.data[0], h1.data[0]);

      ZERO_STRUCT(break_info);

      torture_comment(tctx, "a self BRL acquisition should break to none\n");
      lock[0].offset = 0;
      lock[0].length = 4;
      lock[0].flags = SMB2_LOCK_FLAG_EXCLUSIVE |
                  SMB2_LOCK_FLAG_FAIL_IMMEDIATELY;

      ZERO_STRUCT(lck);
      lck.in.file.handle = h1;
      lck.in.locks = &lock[0];
      lck.in.lock_count = 1;
      status = smb2_lock(tree1, &lck);
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.level, SMB2_OPLOCK_LEVEL_NONE);
      CHECK_VAL(break_info.handle.data[0], h1.data[0]);
      CHECK_VAL(break_info.failures, 0);

      /* expect no oplock break */
      ZERO_STRUCT(break_info);
      lock[0].offset = 2;
      status = smb2_lock(tree1, &lck);
      torture_assert_ntstatus_equal(tctx, status, NT_STATUS_LOCK_NOT_GRANTED,
                              "Incorrect status");

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.level, 0);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree2, h2);
      smb2_util_close(tree1, h);

done:
      smb2_deltree(tree1, BASEDIR);
      return ret;

}

/* Open a file with a batch oplock on one tree and then acquire a brl.
 * We should not contend our own oplock.
 */
static bool test_smb2_oplock_brl2(struct torture_context *tctx, struct smb2_tree *tree1)
{
      const char *fname = BASEDIR "\\test_batch_brl.dat";
      /*int fname, f;*/
      bool ret = true;
      uint8_t buf[1000];
      bool correct = true;
      union smb_open io;
      NTSTATUS status;
      struct smb2_handle h, h1;
      struct smb2_lock lck;
      struct smb2_lock_element lock[1];

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_READ |
                            SEC_RIGHTS_FILE_WRITE;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ |
                          NTCREATEX_SHARE_ACCESS_WRITE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      /*
        with a batch oplock we get a break
      */
      torture_comment(tctx, "open with batch oplock\n");
      ZERO_STRUCT(break_info);
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;

      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      /* create a file with bogus data */
      memset(buf, 0, sizeof(buf));

      status = smb2_util_write(tree1, h1, buf, 0, sizeof(buf));
      if (!NT_STATUS_EQUAL(status, NT_STATUS_OK)) {
            torture_comment(tctx, "Failed to create file\n");
            correct = false;
            goto done;
      }

      ZERO_STRUCT(break_info);

      torture_comment(tctx, "a self BRL acquisition should not break to "
                  "none\n");

      lock[0].offset = 0;
      lock[0].length = 4;
      lock[0].flags = SMB2_LOCK_FLAG_EXCLUSIVE |
                  SMB2_LOCK_FLAG_FAIL_IMMEDIATELY;

      ZERO_STRUCT(lck);
      lck.in.file.handle = h1;
      lck.in.locks = &lock[0];
      lck.in.lock_count = 1;
      status = smb2_lock(tree1, &lck);
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");

      lock[0].offset = 2;
      status = smb2_lock(tree1, &lck);
      torture_assert_ntstatus_equal(tctx, status, NT_STATUS_LOCK_NOT_GRANTED,
                              "Incorrect status");

      /* With one file handle open a BRL should not contend our oplock.
       * Thus, no oplock break will be received and the entire break_info
       * struct will be 0 */
      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.level, 0);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h);

done:
      smb2_deltree(tree1, BASEDIR);
      return ret;
}

/* Open a file with a batch oplock twice from one tree and then acquire a
 * brl. BRL acquisition should break our own oplock.
 */
static bool test_smb2_oplock_brl3(struct torture_context *tctx, struct smb2_tree *tree1)
{
      const char *fname = BASEDIR "\\test_batch_brl.dat";
      bool ret = true;
      uint8_t buf[1000];
      bool correct = true;
      union smb_open io;
      NTSTATUS status;
      struct smb2_handle h, h1, h2;
      struct smb2_lock lck;
      struct smb2_lock_element lock[1];

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);
      tree1->session->transport->oplock.handler =
          torture_oplock_handler_two_notifications;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_READ |
                            SEC_RIGHTS_FILE_WRITE;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ |
                          NTCREATEX_SHARE_ACCESS_WRITE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      /*
        with a batch oplock we get a break
      */
      torture_comment(tctx, "open with batch oplock\n");
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;

      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);

      /* create a file with bogus data */
      memset(buf, 0, sizeof(buf));
      status = smb2_util_write(tree1, h1, buf, 0, sizeof(buf));

      if (!NT_STATUS_EQUAL(status, NT_STATUS_OK)) {
            torture_comment(tctx, "Failed to create file\n");
            correct = false;
            goto done;
      }

      torture_comment(tctx, "a 2nd open should give a break\n");
      ZERO_STRUCT(break_info);

      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = 0;
      status = smb2_create(tree1, tctx, &(io.smb2));
      h2 = io.smb2.out.file.handle;
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.level, SMB2_OPLOCK_LEVEL_II);
      CHECK_VAL(break_info.failures, 0);
      CHECK_VAL(break_info.handle.data[0], h1.data[0]);

      ZERO_STRUCT(break_info);

      torture_comment(tctx, "a self BRL acquisition should break to none\n");

      lock[0].offset = 0;
      lock[0].length = 4;
      lock[0].flags = SMB2_LOCK_FLAG_EXCLUSIVE |
                  SMB2_LOCK_FLAG_FAIL_IMMEDIATELY;

      ZERO_STRUCT(lck);
      lck.in.file.handle = h1;
      lck.in.locks = &lock[0];
      lck.in.lock_count = 1;
      status = smb2_lock(tree1, &lck);
      torture_assert_ntstatus_ok(tctx, status, "Incorrect status");

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.level, SMB2_OPLOCK_LEVEL_NONE);
      CHECK_VAL(break_info.handle.data[0], h1.data[0]);
      CHECK_VAL(break_info.failures, 0);

      /* expect no oplock break */
      ZERO_STRUCT(break_info);
      lock[0].offset = 2;
      status = smb2_lock(tree1, &lck);
      torture_assert_ntstatus_equal(tctx, status, NT_STATUS_LOCK_NOT_GRANTED,
                              "Incorrect status");

      torture_wait_for_oplock_break(tctx);
      CHECK_VAL(break_info.count, 0);
      CHECK_VAL(break_info.level, 0);
      CHECK_VAL(break_info.failures, 0);

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h2);
      smb2_util_close(tree1, h);

done:
      smb2_deltree(tree1, BASEDIR);
      return ret;

}

/* Starting the SMB2 specific oplock tests at 500 so we can keep the SMB1
 * tests in sync with an identically numbered SMB2 test */

/* Test whether the server correctly returns an error when we send
 * a response to a levelII to none oplock notification. */
static bool test_smb2_oplock_levelII500(struct torture_context *tctx,
                              struct smb2_tree *tree1)
{
      const char *fname = BASEDIR "\\test_levelII500.dat";
      NTSTATUS status;
      bool ret = true;
      union smb_open io;
      struct smb2_handle h, h1;
      char c = 0;

      status = torture_smb2_testdir(tree1, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      /* cleanup */
      smb2_util_unlink(tree1, fname);

      tree1->session->transport->oplock.handler = torture_oplock_handler;
      tree1->session->transport->oplock.private_data = tree1;

      /*
        base ntcreatex parms
      */
      ZERO_STRUCT(io.smb2);
      io.generic.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = fname;

      torture_comment(tctx, "LEVELII500: acknowledging a break from II to "
                  "none should return an error\n");
      ZERO_STRUCT(break_info);

      io.smb2.in.desired_access = SEC_RIGHTS_FILE_READ |
                        SEC_RIGHTS_FILE_WRITE;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ |
                        NTCREATEX_SHARE_ACCESS_WRITE;
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_II;
      status = smb2_create(tree1, tctx, &(io.smb2));
      torture_assert_ntstatus_ok(tctx, status, "Error opening the file");
      h1 = io.smb2.out.file.handle;
      CHECK_VAL(io.smb2.out.oplock_level, SMB2_OPLOCK_LEVEL_II);

      ZERO_STRUCT(break_info);

      torture_comment(tctx, "write should trigger a break to none and when "
                  "we reply, an oplock break failure\n");
      smb2_util_write(tree1, h1, &c, 0, 1);

      /* Wait several times to receive both the break notification, and the
       * NT_STATUS_INVALID_OPLOCK_PROTOCOL error in the break response */
      torture_wait_for_oplock_break(tctx);
      torture_wait_for_oplock_break(tctx);
      torture_wait_for_oplock_break(tctx);
      torture_wait_for_oplock_break(tctx);

      /* There appears to be a race condition in W2K8 and W2K8R2 where
       * sometimes the server will happily reply to our break response with
       * NT_STATUS_OK, and sometimes it will return the OPLOCK_PROTOCOL
       * error.  As the MS-SMB2 doc states that a client should not reply to
       * a level2 to none break notification, I'm leaving the protocol error
       * as the expected behavior. */
      CHECK_VAL(break_info.count, 1);
      CHECK_VAL(break_info.level, 0);
      CHECK_VAL(break_info.failures, 1);
      torture_assert_ntstatus_equal(tctx, break_info.failure_status,
                              NT_STATUS_INVALID_OPLOCK_PROTOCOL,
                              "Incorrect status");

      smb2_util_close(tree1, h1);
      smb2_util_close(tree1, h);

      smb2_deltree(tree1, BASEDIR);
      return ret;
}

struct torture_suite *torture_smb2_oplocks_init(void)
{
      struct torture_suite *suite =
          torture_suite_create(talloc_autofree_context(), "OPLOCK");

      torture_suite_add_2smb2_test(suite, "EXCLUSIVE1", test_smb2_oplock_exclusive1);
      torture_suite_add_2smb2_test(suite, "EXCLUSIVE2", test_smb2_oplock_exclusive2);
      torture_suite_add_2smb2_test(suite, "EXCLUSIVE3", test_smb2_oplock_exclusive3);
      torture_suite_add_2smb2_test(suite, "EXCLUSIVE4", test_smb2_oplock_exclusive4);
      torture_suite_add_2smb2_test(suite, "EXCLUSIVE5", test_smb2_oplock_exclusive5);
      torture_suite_add_2smb2_test(suite, "EXCLUSIVE6", test_smb2_oplock_exclusive6);
      torture_suite_add_2smb2_test(suite, "BATCH1", test_smb2_oplock_batch1);
      torture_suite_add_2smb2_test(suite, "BATCH2", test_smb2_oplock_batch2);
      torture_suite_add_2smb2_test(suite, "BATCH3", test_smb2_oplock_batch3);
      torture_suite_add_2smb2_test(suite, "BATCH4", test_smb2_oplock_batch4);
      torture_suite_add_2smb2_test(suite, "BATCH5", test_smb2_oplock_batch5);
      torture_suite_add_2smb2_test(suite, "BATCH6", test_smb2_oplock_batch6);
      torture_suite_add_2smb2_test(suite, "BATCH7", test_smb2_oplock_batch7);
      torture_suite_add_2smb2_test(suite, "BATCH8", test_smb2_oplock_batch8);
      torture_suite_add_2smb2_test(suite, "BATCH9", test_smb2_oplock_batch9);
      torture_suite_add_2smb2_test(suite, "BATCH10", test_smb2_oplock_batch10);
      torture_suite_add_2smb2_test(suite, "BATCH11", test_smb2_oplock_batch11);
      torture_suite_add_2smb2_test(suite, "BATCH12", test_smb2_oplock_batch12);
      torture_suite_add_2smb2_test(suite, "BATCH13", test_smb2_oplock_batch13);
      torture_suite_add_2smb2_test(suite, "BATCH14", test_smb2_oplock_batch14);
      torture_suite_add_2smb2_test(suite, "BATCH15", test_smb2_oplock_batch15);
      torture_suite_add_2smb2_test(suite, "BATCH16", test_smb2_oplock_batch16);
      torture_suite_add_1smb2_test(suite, "BATCH19", test_smb2_oplock_batch19);
      torture_suite_add_2smb2_test(suite, "BATCH20", test_smb2_oplock_batch20);
      torture_suite_add_1smb2_test(suite, "BATCH21", test_smb2_oplock_batch21);
      torture_suite_add_1smb2_test(suite, "BATCH22", test_smb2_oplock_batch22);
      torture_suite_add_2smb2_test(suite, "BATCH23", test_smb2_oplock_batch23);
      torture_suite_add_2smb2_test(suite, "BATCH24", test_smb2_oplock_batch24);
      torture_suite_add_1smb2_test(suite, "BATCH25", test_smb2_oplock_batch25);
      torture_suite_add_2smb2_test(suite, "STREAM1", test_raw_oplock_stream1);
      torture_suite_add_1smb2_test(suite, "DOC", test_smb2_oplock_doc);
      torture_suite_add_2smb2_test(suite, "BRL1", test_smb2_oplock_brl1);
      torture_suite_add_1smb2_test(suite, "BRL2", test_smb2_oplock_brl2);
      torture_suite_add_1smb2_test(suite, "BRL3", test_smb2_oplock_brl3);
      torture_suite_add_1smb2_test(suite, "LEVELII500", test_smb2_oplock_levelII500);

      suite->description = talloc_strdup(suite, "SMB2-OPLOCK tests");

      return suite;
}

/*
   stress testing of oplocks
*/
bool test_smb2_bench_oplock(struct torture_context *tctx,
                           struct smb2_tree *tree)
{
      struct smb2_tree **trees;
      bool ret = true;
      NTSTATUS status;
      TALLOC_CTX *mem_ctx = talloc_new(tctx);
      int torture_nprocs = torture_setting_int(tctx, "nprocs", 4);
      int i, count=0;
      int timelimit = torture_setting_int(tctx, "timelimit", 10);
      union smb_open io;
      struct timeval tv;
      struct smb2_handle h;

      trees = talloc_array(mem_ctx, struct smb2_tree *, torture_nprocs);

      torture_comment(tctx, "Opening %d connections\n", torture_nprocs);
      for (i=0;i<torture_nprocs;i++) {
            if (!torture_smb2_connection(tctx, &trees[i])) {
                  return false;
            }
            talloc_steal(mem_ctx, trees[i]);
            trees[i]->session->transport->oplock.handler =
                              torture_oplock_handler_close;
            trees[i]->session->transport->oplock.private_data = trees[i];
      }

      status = torture_smb2_testdir(trees[0], BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      ZERO_STRUCT(io.smb2);
      io.smb2.level = RAW_OPEN_SMB2;
      io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
      io.smb2.in.alloc_size = 0;
      io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
      io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
      io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
      io.smb2.in.create_options = 0;
      io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
      io.smb2.in.security_flags = 0;
      io.smb2.in.fname = BASEDIR "\\test.dat";
      io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
      io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;

      tv = timeval_current();

      /*
        we open the same file with SHARE_ACCESS_NONE from all the
        connections in a round robin fashion. Each open causes an
        oplock break on the previous connection, which is answered
        by the oplock_handler_close() to close the file.

        This measures how fast we can pass on oplocks, and stresses
        the oplock handling code
      */
      torture_comment(tctx, "Running for %d seconds\n", timelimit);
      while (timeval_elapsed(&tv) < timelimit) {
            for (i=0;i<torture_nprocs;i++) {
                  status = smb2_create(trees[i], mem_ctx, &(io.smb2));
                  torture_assert_ntstatus_ok(tctx, status, "Incorrect status");
                  count++;
            }

            if (torture_setting_bool(tctx, "progress", true)) {
                  torture_comment(tctx, "%.2f ops/second\r",
                              count/timeval_elapsed(&tv));
            }
      }

      torture_comment(tctx, "%.2f ops/second\n", count/timeval_elapsed(&tv));
      smb2_util_close(trees[0], io.smb2.out.file.handle);
      smb2_util_unlink(trees[0], BASEDIR "\\test.dat");
      smb2_deltree(trees[0], BASEDIR);
      talloc_free(mem_ctx);
      return ret;
}

static struct hold_oplock_info {
      const char *fname;
      bool close_on_break;
      uint32_t share_access;
      struct smb2_handle handle;
} hold_info[] = {
      { BASEDIR "\\notshared_close", true,
        NTCREATEX_SHARE_ACCESS_NONE, },
      { BASEDIR "\\notshared_noclose", false,
        NTCREATEX_SHARE_ACCESS_NONE, },
      { BASEDIR "\\shared_close", true,
        NTCREATEX_SHARE_ACCESS_READ|NTCREATEX_SHARE_ACCESS_WRITE|NTCREATEX_SHARE_ACCESS_DELETE, },
      { BASEDIR "\\shared_noclose", false,
        NTCREATEX_SHARE_ACCESS_READ|NTCREATEX_SHARE_ACCESS_WRITE|NTCREATEX_SHARE_ACCESS_DELETE, },
};

static bool torture_oplock_handler_hold(struct smb2_transport *transport,
                              const struct smb2_handle *handle,
                              uint8_t level, void *private_data)
{
      struct hold_oplock_info *info;
      int i;

      for (i=0;i<ARRAY_SIZE(hold_info);i++) {
            if (smb2_util_handle_equal(hold_info[i].handle, *handle))
                  break;
      }

      if (i == ARRAY_SIZE(hold_info)) {
            printf("oplock break for unknown handle 0x%llx%llx\n",
                   handle->data[0], handle->data[1]);
            return false;
      }

      info = &hold_info[i];

      if (info->close_on_break) {
            printf("oplock break on %s - closing\n", info->fname);
            torture_oplock_handler_close(transport, handle,
                                   level, private_data);
            return true;
      }

      printf("oplock break on %s - acking break\n", info->fname);
      printf("Acking to none in oplock handler\n");

      torture_oplock_handler_ack_to_none(transport, handle,
                                 level, private_data);
      return true;
}

/*
   used for manual testing of oplocks - especially interaction with
   other filesystems (such as NFS and local access)
*/
bool test_smb2_hold_oplock(struct torture_context *tctx,
                     struct smb2_tree *tree)
{
      struct torture_context *mem_ctx = talloc_new(tctx);
      struct tevent_context *ev =
            (struct tevent_context *)tree->session->transport->socket->event.ctx;
      int i;
      struct smb2_handle h;
      NTSTATUS status;

      torture_comment(tctx, "Setting up open files with oplocks in %s\n",
                  BASEDIR);

      status = torture_smb2_testdir(tree, BASEDIR, &h);
      torture_assert_ntstatus_ok(tctx, status, "Error creating directory");

      tree->session->transport->oplock.handler = torture_oplock_handler_hold;
      tree->session->transport->oplock.private_data = tree;

      /* setup the files */
      for (i=0;i<ARRAY_SIZE(hold_info);i++) {
            union smb_open io;
            char c = 1;

            ZERO_STRUCT(io.smb2);
            io.generic.level = RAW_OPEN_SMB2;
            io.smb2.in.desired_access = SEC_RIGHTS_FILE_ALL;
            io.smb2.in.alloc_size = 0;
            io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
            io.smb2.in.share_access = hold_info[i].share_access;
            io.smb2.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
            io.smb2.in.create_options = 0;
            io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
            io.smb2.in.security_flags = 0;
            io.smb2.in.fname = hold_info[i].fname;
            io.smb2.in.create_flags = NTCREATEX_FLAGS_EXTENDED;
            io.smb2.in.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;

            torture_comment(tctx, "opening %s\n", hold_info[i].fname);

            status = smb2_create(tree, mem_ctx, &(io.smb2));
            if (!NT_STATUS_IS_OK(status)) {
                  torture_comment(tctx, "Failed to open %s - %s\n",
                         hold_info[i].fname, nt_errstr(status));
                  return false;
            }

            if (io.smb2.out.oplock_level != SMB2_OPLOCK_LEVEL_BATCH) {
                  torture_comment(tctx, "Oplock not granted for %s - "
                              "expected %d but got %d\n",
                              hold_info[i].fname,
                              SMB2_OPLOCK_LEVEL_BATCH,
                              io.smb2.out.oplock_level);
                  return false;
            }
            hold_info[i].handle = io.smb2.out.file.handle;

            /* make the file non-zero size */
            status = smb2_util_write(tree, hold_info[i].handle, &c, 0, 1);
            if (!NT_STATUS_EQUAL(status, NT_STATUS_OK)) {
                  torture_comment(tctx, "Failed to write to file\n");
                  return false;
            }
      }

      torture_comment(tctx, "Waiting for oplock events\n");
      event_loop_wait(ev);
      smb2_deltree(tree, BASEDIR);
      talloc_free(mem_ctx);
      return true;
}

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