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
  26 typedef struct QVirtio9P QVirtio9P;
  27 typedef struct QVirtio9PPCI QVirtio9PPCI;
  28 typedef struct QVirtio9PDevice QVirtio9PDevice;
  29
  30 #define MOUNT_TAG "qtest"
  31
  32 struct QVirtio9P {
  33     QVirtioDevice *vdev;
  34     QVirtQueue *vq;
  35 };
  36
  37 struct QVirtio9PPCI {
  38     QVirtioPCIDevice pci_vdev;
  39     QVirtio9P v9p;
  40 };
  41
  42 struct QVirtio9PDevice {
  43     QOSGraphObject obj;
  44     QVirtio9P v9p;
  45 };
  46
  47 /**
  48  * Creates the directory for the 9pfs 'local' filesystem driver to access.
  49  */
  50 void virtio_9p_create_local_test_dir(void);
  51
  52 /**
  53  * Deletes directory previously created by virtio_9p_create_local_test_dir().
  54  */
  55 void virtio_9p_remove_local_test_dir(void);
  56
  57 /**
  58  * Prepares QEMU command line for 9pfs tests using the 'local' fs driver.
  59  */
  60 void 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  */
  65 char *virtio_9p_test_path(const char *path);
  66
  67 #endif