LXR qemu/tests/qtest/libqos/virtio-9p.h

   1/*
   2 * libqos driver framework
   3 *
   4 * Copyright (c) 2018 Emanuele Giuseppe Esposito <e.emanuelegiuseppe@gmail.com>
   5 *
   6 * This library is free software; you can redistribute it and/or
   7 * modify it under the terms of the GNU Lesser General Public
   8 * License version 2.1 as published by the Free Software Foundation.
   9 *
  10 * This library is distributed in the hope that it will be useful,
  11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 * Lesser General Public License for more details.
  14 *
  15 * You should have received a copy of the GNU Lesser General Public
  16 * License along with this library; if not, see <http://www.gnu.org/licenses/>
  17 */
  18
  19#ifndef TESTS_LIBQOS_VIRTIO_9P_H
  20#define TESTS_LIBQOS_VIRTIO_9P_H
  21
  22#include "qgraph.h"
  23#include "virtio.h"
  24#include "virtio-pci.h"
  25
  26typedef struct QVirtio9P QVirtio9P;
  27typedef struct QVirtio9PPCI QVirtio9PPCI;
  28typedef struct QVirtio9PDevice QVirtio9PDevice;
  29
  30#define MOUNT_TAG "qtest"
  31
  32struct QVirtio9P {
  33    QVirtioDevice *vdev;
  34    QVirtQueue *vq;
  35};
  36
  37struct QVirtio9PPCI {
  38    QVirtioPCIDevice pci_vdev;
  39    QVirtio9P v9p;
  40};
  41
  42struct QVirtio9PDevice {
  43    QOSGraphObject obj;
  44    QVirtio9P v9p;
  45};
  46
  47/**
  48 * Creates the directory for the 9pfs 'local' filesystem driver to access.
  49 */
  50void virtio_9p_create_local_test_dir(void);
  51
  52/**
  53 * Deletes directory previously created by virtio_9p_create_local_test_dir().
  54 */
  55void virtio_9p_remove_local_test_dir(void);
  56
  57/**
  58 * Prepares QEMU command line for 9pfs tests using the 'local' fs driver.
  59 */
  60void virtio_9p_assign_local_driver(GString *cmd_line, const char *args);
  61
  62/**
  63 * Returns path on host to the passed guest path. Result must be freed.
  64 */
  65char *virtio_9p_test_path(const char *path);
  66
  67#endif
  68