qemu/scsi/pr-helper.h
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   1/* Definitions for QEMU's persistent reservation helper daemon
   2 *
   3 * Copyright (C) 2017 Red Hat, Inc.
   4 *
   5 * Author:
   6 *   Paolo Bonzini <pbonzini@redhat.com>
   7 *
   8 * Permission is hereby granted, free of charge, to any person obtaining a copy
   9 * of this software and associated documentation files (the "Software"), to
  10 * deal in the Software without restriction, including without limitation the
  11 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
  12 * sell copies of the Software, and to permit persons to whom the Software is
  13 * furnished to do so, subject to the following conditions:
  14 *
  15 * The above copyright notice and this permission notice shall be included in
  16 * all copies or substantial portions of the Software.
  17 *
  18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  23 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  24 * IN THE SOFTWARE.
  25 */
  26
  27#ifndef QEMU_PR_HELPER_H
  28#define QEMU_PR_HELPER_H
  29
  30#define PR_HELPER_CDB_SIZE     16
  31#define PR_HELPER_SENSE_SIZE   96
  32#define PR_HELPER_DATA_SIZE    8192
  33
  34typedef struct PRHelperResponse {
  35    int32_t result;
  36    int32_t sz;
  37    uint8_t sense[PR_HELPER_SENSE_SIZE];
  38} PRHelperResponse;
  39
  40#endif
  41