12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * You should have received a copy of the GNU Lesser General Public
20  * Not so fast! You might want to read the 9p developer docs first:
21  * https://wiki.qemu.org/Documentation/9p
27 #include "standard-headers/linux/virtio_ids.h"
28 #include "virtio-9p.h"
35 static char *concat_path(const char* a, const char* b)  in concat_path()  argument
37     return g_build_filename(a, b, NULL);  in concat_path()
49     char *template = concat_path(pwd, "qtest-9p-local-XXXXXX");  in virtio_9p_create_local_test_dir()
60     /* ... and is actually a directory */  in virtio_9p_create_local_test_dir()
67     g_autofree char *cmd = g_strdup_printf("rm -fr '%s'\n", local_test_path);  in virtio_9p_remove_local_test_dir()
84     qvirtqueue_cleanup(interface->vdev->bus, interface->vq, alloc);  in virtio_9p_cleanup()
91     features = qvirtio_get_features(interface->vdev);  in virtio_9p_setup()
93     qvirtio_set_features(interface->vdev, features);  in virtio_9p_setup()
95     interface->vq = qvirtqueue_setup(interface->vdev, alloc, 0);  in virtio_9p_setup()
96     qvirtio_set_driver_ok(interface->vdev);  in virtio_9p_setup()
99 /* virtio-9p-device */
103     QVirtio9P *v9p = &v_9p->v9p;  in virtio_9p_device_destructor()
111     QVirtio9P *v9p = &v_9p->v9p;  in virtio_9p_device_start_hw()
119     if (!g_strcmp0(interface, "virtio-9p")) {  in virtio_9p_get_driver()
123         return v_9p->vdev;  in virtio_9p_get_driver()
126     fprintf(stderr, "%s not present in virtio-9p-device\n", interface);  in virtio_9p_get_driver()
133     return virtio_9p_get_driver(&v_9p->v9p, interface);  in virtio_9p_device_get_driver()
141     QVirtio9P *interface = &virtio_device->v9p;  in virtio_9p_device_create()
143     interface->vdev = virtio_dev;  in virtio_9p_device_create()
146     virtio_device->obj.destructor = virtio_9p_device_destructor;  in virtio_9p_device_create()
147     virtio_device->obj.get_driver = virtio_9p_device_get_driver;  in virtio_9p_device_create()
148     virtio_device->obj.start_hw = virtio_9p_device_start_hw;  in virtio_9p_device_create()
150     return &virtio_device->obj;  in virtio_9p_device_create()
153 /* virtio-9p-pci */
157     QVirtio9P *interface = &v9_pci->v9p;  in virtio_9p_pci_destructor()
158     QOSGraphObject *pci_vobj =  &v9_pci->pci_vdev.obj;  in virtio_9p_pci_destructor()
167     QVirtio9P *interface = &v9_pci->v9p;  in virtio_9p_pci_start_hw()
168     QOSGraphObject *pci_vobj =  &v9_pci->pci_vdev.obj;  in virtio_9p_pci_start_hw()
177     if (!g_strcmp0(interface, "pci-device")) {  in virtio_9p_pci_get_driver()
178         return v_9p->pci_vdev.pdev;  in virtio_9p_pci_get_driver()
180     return virtio_9p_get_driver(&v_9p->v9p, interface);  in virtio_9p_pci_get_driver()
187     QVirtio9P *interface = &v9_pci->v9p;  in virtio_9p_pci_create()
188     QOSGraphObject *obj = &v9_pci->pci_vdev.obj;  in virtio_9p_pci_create()
190     virtio_pci_init(&v9_pci->pci_vdev, pci_bus, addr);  in virtio_9p_pci_create()
191     interface->vdev = &v9_pci->pci_vdev.vdev;  in virtio_9p_pci_create()
194     g_assert_cmphex(interface->vdev->device_type, ==, VIRTIO_ID_9P);  in virtio_9p_pci_create()
196     obj->destructor = virtio_9p_pci_destructor;  in virtio_9p_pci_create()
197     obj->start_hw = virtio_9p_pci_start_hw;  in virtio_9p_pci_create()
198     obj->get_driver = virtio_9p_pci_get_driver;  in virtio_9p_pci_create()
204  * Performs regular expression based search and replace on @a haystack.
206  * @param haystack - input string to be parsed, result of replacement is
207  *                   stored back to @a haystack
208  * @param pattern - the regular expression pattern for scanning @a haystack
209  * @param replace_fmt - matches of supplied @a pattern are replaced by this,
227     s = g_regex_replace(regex, haystack->str, -1, 0, replace, 0, NULL);  in regex_replace()
236     regex_replace(cmd_line, "-fsdev synth,", "-fsdev local,");  in virtio_9p_assign_local_driver()
238     /* append 'path=...' to '-fsdev ...' group */  in virtio_9p_assign_local_driver()
239     regex_replace(cmd_line, "(-fsdev \\w[^ ]*)", "\\1,path='%s'",  in virtio_9p_assign_local_driver()
246     /* append passed args to '-fsdev ...' group */  in virtio_9p_assign_local_driver()
247     regex_replace(cmd_line, "(-fsdev \\w[^ ]*)", "\\1,%s", args);  in virtio_9p_assign_local_driver()
260         .before_cmd_line = "-fsdev synth,id=fsdev0",  in virtio_9p_register_nodes()
263     /* virtio-9p-device */  in virtio_9p_register_nodes()
265     qos_node_create_driver("virtio-9p-device", virtio_9p_device_create);  in virtio_9p_register_nodes()
266     qos_node_consumes("virtio-9p-device", "virtio-bus", &opts);  in virtio_9p_register_nodes()
267     qos_node_produces("virtio-9p-device", "virtio");  in virtio_9p_register_nodes()
268     qos_node_produces("virtio-9p-device", "virtio-9p");  in virtio_9p_register_nodes()
270     /* virtio-9p-pci */  in virtio_9p_register_nodes()
273     qos_node_create_driver("virtio-9p-pci", virtio_9p_pci_create);  in virtio_9p_register_nodes()
274     qos_node_consumes("virtio-9p-pci", "pci-bus", &opts);  in virtio_9p_register_nodes()
275     qos_node_produces("virtio-9p-pci", "pci-device");  in virtio_9p_register_nodes()
276     qos_node_produces("virtio-9p-pci", "virtio");  in virtio_9p_register_nodes()
277     qos_node_produces("virtio-9p-pci", "virtio-9p");  in virtio_9p_register_nodes()