root / usb-redir.c @ 93148aa5
History | View | Annotate | Download (47.1 kB)
1 | 69354a83 | Hans de Goede | /*
|
---|---|---|---|
2 | 69354a83 | Hans de Goede | * USB redirector usb-guest
|
3 | 69354a83 | Hans de Goede | *
|
4 | 69354a83 | Hans de Goede | * Copyright (c) 2011 Red Hat, Inc.
|
5 | 69354a83 | Hans de Goede | *
|
6 | 69354a83 | Hans de Goede | * Red Hat Authors:
|
7 | 69354a83 | Hans de Goede | * Hans de Goede <hdegoede@redhat.com>
|
8 | 69354a83 | Hans de Goede | *
|
9 | 69354a83 | Hans de Goede | * Permission is hereby granted, free of charge, to any person obtaining a copy
|
10 | 69354a83 | Hans de Goede | * of this software and associated documentation files (the "Software"), to deal
|
11 | 69354a83 | Hans de Goede | * in the Software without restriction, including without limitation the rights
|
12 | 69354a83 | Hans de Goede | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
13 | 69354a83 | Hans de Goede | * copies of the Software, and to permit persons to whom the Software is
|
14 | 69354a83 | Hans de Goede | * furnished to do so, subject to the following conditions:
|
15 | 69354a83 | Hans de Goede | *
|
16 | 69354a83 | Hans de Goede | * The above copyright notice and this permission notice shall be included in
|
17 | 69354a83 | Hans de Goede | * all copies or substantial portions of the Software.
|
18 | 69354a83 | Hans de Goede | *
|
19 | 69354a83 | Hans de Goede | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
20 | 69354a83 | Hans de Goede | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
21 | 69354a83 | Hans de Goede | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
22 | 69354a83 | Hans de Goede | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
23 | 69354a83 | Hans de Goede | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
24 | 69354a83 | Hans de Goede | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
25 | 69354a83 | Hans de Goede | * THE SOFTWARE.
|
26 | 69354a83 | Hans de Goede | */
|
27 | 69354a83 | Hans de Goede | |
28 | 69354a83 | Hans de Goede | #include "qemu-common.h" |
29 | 69354a83 | Hans de Goede | #include "qemu-timer.h" |
30 | 69354a83 | Hans de Goede | #include "monitor.h" |
31 | 69354a83 | Hans de Goede | #include "sysemu.h" |
32 | 69354a83 | Hans de Goede | |
33 | 69354a83 | Hans de Goede | #include <dirent.h> |
34 | 69354a83 | Hans de Goede | #include <sys/ioctl.h> |
35 | 69354a83 | Hans de Goede | #include <signal.h> |
36 | 69354a83 | Hans de Goede | #include <usbredirparser.h> |
37 | 6af16589 | Hans de Goede | #include <usbredirfilter.h> |
38 | 69354a83 | Hans de Goede | |
39 | 69354a83 | Hans de Goede | #include "hw/usb.h" |
40 | 69354a83 | Hans de Goede | |
41 | 69354a83 | Hans de Goede | #define MAX_ENDPOINTS 32 |
42 | 69354a83 | Hans de Goede | #define EP2I(ep_address) (((ep_address & 0x80) >> 3) | (ep_address & 0x0f)) |
43 | 69354a83 | Hans de Goede | #define I2EP(i) (((i & 0x10) << 3) | (i & 0x0f)) |
44 | 69354a83 | Hans de Goede | |
45 | 69354a83 | Hans de Goede | typedef struct AsyncURB AsyncURB; |
46 | 69354a83 | Hans de Goede | typedef struct USBRedirDevice USBRedirDevice; |
47 | 69354a83 | Hans de Goede | |
48 | 69354a83 | Hans de Goede | /* Struct to hold buffered packets (iso or int input packets) */
|
49 | 69354a83 | Hans de Goede | struct buf_packet {
|
50 | 69354a83 | Hans de Goede | uint8_t *data; |
51 | 69354a83 | Hans de Goede | int len;
|
52 | 69354a83 | Hans de Goede | int status;
|
53 | 69354a83 | Hans de Goede | QTAILQ_ENTRY(buf_packet)next; |
54 | 69354a83 | Hans de Goede | }; |
55 | 69354a83 | Hans de Goede | |
56 | 69354a83 | Hans de Goede | struct endp_data {
|
57 | 69354a83 | Hans de Goede | uint8_t type; |
58 | 69354a83 | Hans de Goede | uint8_t interval; |
59 | 69354a83 | Hans de Goede | uint8_t interface; /* bInterfaceNumber this ep belongs to */
|
60 | 69354a83 | Hans de Goede | uint8_t iso_started; |
61 | 69354a83 | Hans de Goede | uint8_t iso_error; /* For reporting iso errors to the HC */
|
62 | 69354a83 | Hans de Goede | uint8_t interrupt_started; |
63 | 69354a83 | Hans de Goede | uint8_t interrupt_error; |
64 | e1537884 | Hans de Goede | uint8_t bufpq_prefilled; |
65 | 81fd7b74 | Hans de Goede | uint8_t bufpq_dropping_packets; |
66 | 69354a83 | Hans de Goede | QTAILQ_HEAD(, buf_packet) bufpq; |
67 | e1537884 | Hans de Goede | int bufpq_size;
|
68 | e8a7dd29 | Hans de Goede | int bufpq_target_size;
|
69 | 69354a83 | Hans de Goede | }; |
70 | 69354a83 | Hans de Goede | |
71 | 69354a83 | Hans de Goede | struct USBRedirDevice {
|
72 | 69354a83 | Hans de Goede | USBDevice dev; |
73 | 69354a83 | Hans de Goede | /* Properties */
|
74 | 69354a83 | Hans de Goede | CharDriverState *cs; |
75 | 69354a83 | Hans de Goede | uint8_t debug; |
76 | 6af16589 | Hans de Goede | char *filter_str;
|
77 | 69354a83 | Hans de Goede | /* Data passed from chardev the fd_read cb to the usbredirparser read cb */
|
78 | 69354a83 | Hans de Goede | const uint8_t *read_buf;
|
79 | 69354a83 | Hans de Goede | int read_buf_size;
|
80 | 69354a83 | Hans de Goede | /* For async handling of open/close */
|
81 | 69354a83 | Hans de Goede | QEMUBH *open_close_bh; |
82 | 69354a83 | Hans de Goede | /* To delay the usb attach in case of quick chardev close + open */
|
83 | 69354a83 | Hans de Goede | QEMUTimer *attach_timer; |
84 | 69354a83 | Hans de Goede | int64_t next_attach_time; |
85 | 69354a83 | Hans de Goede | struct usbredirparser *parser;
|
86 | 69354a83 | Hans de Goede | struct endp_data endpoint[MAX_ENDPOINTS];
|
87 | 69354a83 | Hans de Goede | uint32_t packet_id; |
88 | 69354a83 | Hans de Goede | QTAILQ_HEAD(, AsyncURB) asyncq; |
89 | 6af16589 | Hans de Goede | /* Data for device filtering */
|
90 | 6af16589 | Hans de Goede | struct usb_redir_device_connect_header device_info;
|
91 | 6af16589 | Hans de Goede | struct usb_redir_interface_info_header interface_info;
|
92 | 6af16589 | Hans de Goede | struct usbredirfilter_rule *filter_rules;
|
93 | 6af16589 | Hans de Goede | int filter_rules_count;
|
94 | 69354a83 | Hans de Goede | }; |
95 | 69354a83 | Hans de Goede | |
96 | 69354a83 | Hans de Goede | struct AsyncURB {
|
97 | 69354a83 | Hans de Goede | USBRedirDevice *dev; |
98 | 69354a83 | Hans de Goede | USBPacket *packet; |
99 | 69354a83 | Hans de Goede | uint32_t packet_id; |
100 | 69354a83 | Hans de Goede | int get;
|
101 | 69354a83 | Hans de Goede | union {
|
102 | 69354a83 | Hans de Goede | struct usb_redir_control_packet_header control_packet;
|
103 | 69354a83 | Hans de Goede | struct usb_redir_bulk_packet_header bulk_packet;
|
104 | 69354a83 | Hans de Goede | struct usb_redir_interrupt_packet_header interrupt_packet;
|
105 | 69354a83 | Hans de Goede | }; |
106 | 69354a83 | Hans de Goede | QTAILQ_ENTRY(AsyncURB)next; |
107 | 69354a83 | Hans de Goede | }; |
108 | 69354a83 | Hans de Goede | |
109 | 097a66ef | Hans de Goede | static void usbredir_hello(void *priv, struct usb_redir_hello_header *h); |
110 | 69354a83 | Hans de Goede | static void usbredir_device_connect(void *priv, |
111 | 69354a83 | Hans de Goede | struct usb_redir_device_connect_header *device_connect);
|
112 | 69354a83 | Hans de Goede | static void usbredir_device_disconnect(void *priv); |
113 | 69354a83 | Hans de Goede | static void usbredir_interface_info(void *priv, |
114 | 69354a83 | Hans de Goede | struct usb_redir_interface_info_header *interface_info);
|
115 | 69354a83 | Hans de Goede | static void usbredir_ep_info(void *priv, |
116 | 69354a83 | Hans de Goede | struct usb_redir_ep_info_header *ep_info);
|
117 | 69354a83 | Hans de Goede | static void usbredir_configuration_status(void *priv, uint32_t id, |
118 | 69354a83 | Hans de Goede | struct usb_redir_configuration_status_header *configuration_status);
|
119 | 69354a83 | Hans de Goede | static void usbredir_alt_setting_status(void *priv, uint32_t id, |
120 | 69354a83 | Hans de Goede | struct usb_redir_alt_setting_status_header *alt_setting_status);
|
121 | 69354a83 | Hans de Goede | static void usbredir_iso_stream_status(void *priv, uint32_t id, |
122 | 69354a83 | Hans de Goede | struct usb_redir_iso_stream_status_header *iso_stream_status);
|
123 | 69354a83 | Hans de Goede | static void usbredir_interrupt_receiving_status(void *priv, uint32_t id, |
124 | 69354a83 | Hans de Goede | struct usb_redir_interrupt_receiving_status_header
|
125 | 69354a83 | Hans de Goede | *interrupt_receiving_status); |
126 | 69354a83 | Hans de Goede | static void usbredir_bulk_streams_status(void *priv, uint32_t id, |
127 | 69354a83 | Hans de Goede | struct usb_redir_bulk_streams_status_header *bulk_streams_status);
|
128 | 69354a83 | Hans de Goede | static void usbredir_control_packet(void *priv, uint32_t id, |
129 | 69354a83 | Hans de Goede | struct usb_redir_control_packet_header *control_packet,
|
130 | 69354a83 | Hans de Goede | uint8_t *data, int data_len);
|
131 | 69354a83 | Hans de Goede | static void usbredir_bulk_packet(void *priv, uint32_t id, |
132 | 69354a83 | Hans de Goede | struct usb_redir_bulk_packet_header *bulk_packet,
|
133 | 69354a83 | Hans de Goede | uint8_t *data, int data_len);
|
134 | 69354a83 | Hans de Goede | static void usbredir_iso_packet(void *priv, uint32_t id, |
135 | 69354a83 | Hans de Goede | struct usb_redir_iso_packet_header *iso_packet,
|
136 | 69354a83 | Hans de Goede | uint8_t *data, int data_len);
|
137 | 69354a83 | Hans de Goede | static void usbredir_interrupt_packet(void *priv, uint32_t id, |
138 | 69354a83 | Hans de Goede | struct usb_redir_interrupt_packet_header *interrupt_header,
|
139 | 69354a83 | Hans de Goede | uint8_t *data, int data_len);
|
140 | 69354a83 | Hans de Goede | |
141 | 69354a83 | Hans de Goede | static int usbredir_handle_status(USBRedirDevice *dev, |
142 | 69354a83 | Hans de Goede | int status, int actual_len); |
143 | 69354a83 | Hans de Goede | |
144 | 69354a83 | Hans de Goede | #define VERSION "qemu usb-redir guest " QEMU_VERSION |
145 | 69354a83 | Hans de Goede | |
146 | 69354a83 | Hans de Goede | /*
|
147 | 69354a83 | Hans de Goede | * Logging stuff
|
148 | 69354a83 | Hans de Goede | */
|
149 | 69354a83 | Hans de Goede | |
150 | 69354a83 | Hans de Goede | #define ERROR(...) \
|
151 | 69354a83 | Hans de Goede | do { \
|
152 | 69354a83 | Hans de Goede | if (dev->debug >= usbredirparser_error) { \
|
153 | 69354a83 | Hans de Goede | error_report("usb-redir error: " __VA_ARGS__); \
|
154 | 69354a83 | Hans de Goede | } \ |
155 | 69354a83 | Hans de Goede | } while (0) |
156 | 69354a83 | Hans de Goede | #define WARNING(...) \
|
157 | 69354a83 | Hans de Goede | do { \
|
158 | 69354a83 | Hans de Goede | if (dev->debug >= usbredirparser_warning) { \
|
159 | 69354a83 | Hans de Goede | error_report("usb-redir warning: " __VA_ARGS__); \
|
160 | 69354a83 | Hans de Goede | } \ |
161 | 69354a83 | Hans de Goede | } while (0) |
162 | 69354a83 | Hans de Goede | #define INFO(...) \
|
163 | 69354a83 | Hans de Goede | do { \
|
164 | 69354a83 | Hans de Goede | if (dev->debug >= usbredirparser_info) { \
|
165 | 69354a83 | Hans de Goede | error_report("usb-redir: " __VA_ARGS__); \
|
166 | 69354a83 | Hans de Goede | } \ |
167 | 69354a83 | Hans de Goede | } while (0) |
168 | 69354a83 | Hans de Goede | #define DPRINTF(...) \
|
169 | 69354a83 | Hans de Goede | do { \
|
170 | 69354a83 | Hans de Goede | if (dev->debug >= usbredirparser_debug) { \
|
171 | 69354a83 | Hans de Goede | error_report("usb-redir: " __VA_ARGS__); \
|
172 | 69354a83 | Hans de Goede | } \ |
173 | 69354a83 | Hans de Goede | } while (0) |
174 | 69354a83 | Hans de Goede | #define DPRINTF2(...) \
|
175 | 69354a83 | Hans de Goede | do { \
|
176 | 69354a83 | Hans de Goede | if (dev->debug >= usbredirparser_debug_data) { \
|
177 | 69354a83 | Hans de Goede | error_report("usb-redir: " __VA_ARGS__); \
|
178 | 69354a83 | Hans de Goede | } \ |
179 | 69354a83 | Hans de Goede | } while (0) |
180 | 69354a83 | Hans de Goede | |
181 | 69354a83 | Hans de Goede | static void usbredir_log(void *priv, int level, const char *msg) |
182 | 69354a83 | Hans de Goede | { |
183 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
184 | 69354a83 | Hans de Goede | |
185 | 69354a83 | Hans de Goede | if (dev->debug < level) {
|
186 | 69354a83 | Hans de Goede | return;
|
187 | 69354a83 | Hans de Goede | } |
188 | 69354a83 | Hans de Goede | |
189 | be62a2eb | Markus Armbruster | error_report("%s", msg);
|
190 | 69354a83 | Hans de Goede | } |
191 | 69354a83 | Hans de Goede | |
192 | 69354a83 | Hans de Goede | static void usbredir_log_data(USBRedirDevice *dev, const char *desc, |
193 | 69354a83 | Hans de Goede | const uint8_t *data, int len) |
194 | 69354a83 | Hans de Goede | { |
195 | 69354a83 | Hans de Goede | int i, j, n;
|
196 | 69354a83 | Hans de Goede | |
197 | 69354a83 | Hans de Goede | if (dev->debug < usbredirparser_debug_data) {
|
198 | 69354a83 | Hans de Goede | return;
|
199 | 69354a83 | Hans de Goede | } |
200 | 69354a83 | Hans de Goede | |
201 | 69354a83 | Hans de Goede | for (i = 0; i < len; i += j) { |
202 | 69354a83 | Hans de Goede | char buf[128]; |
203 | 69354a83 | Hans de Goede | |
204 | 69354a83 | Hans de Goede | n = sprintf(buf, "%s", desc);
|
205 | 69354a83 | Hans de Goede | for (j = 0; j < 8 && i + j < len; j++) { |
206 | 69354a83 | Hans de Goede | n += sprintf(buf + n, " %02X", data[i + j]);
|
207 | 69354a83 | Hans de Goede | } |
208 | be62a2eb | Markus Armbruster | error_report("%s", buf);
|
209 | 69354a83 | Hans de Goede | } |
210 | 69354a83 | Hans de Goede | } |
211 | 69354a83 | Hans de Goede | |
212 | 69354a83 | Hans de Goede | /*
|
213 | 69354a83 | Hans de Goede | * usbredirparser io functions
|
214 | 69354a83 | Hans de Goede | */
|
215 | 69354a83 | Hans de Goede | |
216 | 69354a83 | Hans de Goede | static int usbredir_read(void *priv, uint8_t *data, int count) |
217 | 69354a83 | Hans de Goede | { |
218 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
219 | 69354a83 | Hans de Goede | |
220 | 69354a83 | Hans de Goede | if (dev->read_buf_size < count) {
|
221 | 69354a83 | Hans de Goede | count = dev->read_buf_size; |
222 | 69354a83 | Hans de Goede | } |
223 | 69354a83 | Hans de Goede | |
224 | 69354a83 | Hans de Goede | memcpy(data, dev->read_buf, count); |
225 | 69354a83 | Hans de Goede | |
226 | 69354a83 | Hans de Goede | dev->read_buf_size -= count; |
227 | 69354a83 | Hans de Goede | if (dev->read_buf_size) {
|
228 | 69354a83 | Hans de Goede | dev->read_buf += count; |
229 | 69354a83 | Hans de Goede | } else {
|
230 | 69354a83 | Hans de Goede | dev->read_buf = NULL;
|
231 | 69354a83 | Hans de Goede | } |
232 | 69354a83 | Hans de Goede | |
233 | 69354a83 | Hans de Goede | return count;
|
234 | 69354a83 | Hans de Goede | } |
235 | 69354a83 | Hans de Goede | |
236 | 69354a83 | Hans de Goede | static int usbredir_write(void *priv, uint8_t *data, int count) |
237 | 69354a83 | Hans de Goede | { |
238 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
239 | 69354a83 | Hans de Goede | |
240 | c1b71a1d | Hans de Goede | if (!dev->cs->opened) {
|
241 | c1b71a1d | Hans de Goede | return 0; |
242 | c1b71a1d | Hans de Goede | } |
243 | c1b71a1d | Hans de Goede | |
244 | 2cc6e0a1 | Anthony Liguori | return qemu_chr_fe_write(dev->cs, data, count);
|
245 | 69354a83 | Hans de Goede | } |
246 | 69354a83 | Hans de Goede | |
247 | 69354a83 | Hans de Goede | /*
|
248 | 69354a83 | Hans de Goede | * Async and buffered packets helpers
|
249 | 69354a83 | Hans de Goede | */
|
250 | 69354a83 | Hans de Goede | |
251 | 69354a83 | Hans de Goede | static AsyncURB *async_alloc(USBRedirDevice *dev, USBPacket *p)
|
252 | 69354a83 | Hans de Goede | { |
253 | 7267c094 | Anthony Liguori | AsyncURB *aurb = (AsyncURB *) g_malloc0(sizeof(AsyncURB));
|
254 | 69354a83 | Hans de Goede | aurb->dev = dev; |
255 | 69354a83 | Hans de Goede | aurb->packet = p; |
256 | 69354a83 | Hans de Goede | aurb->packet_id = dev->packet_id; |
257 | 69354a83 | Hans de Goede | QTAILQ_INSERT_TAIL(&dev->asyncq, aurb, next); |
258 | 69354a83 | Hans de Goede | dev->packet_id++; |
259 | 69354a83 | Hans de Goede | |
260 | 69354a83 | Hans de Goede | return aurb;
|
261 | 69354a83 | Hans de Goede | } |
262 | 69354a83 | Hans de Goede | |
263 | 69354a83 | Hans de Goede | static void async_free(USBRedirDevice *dev, AsyncURB *aurb) |
264 | 69354a83 | Hans de Goede | { |
265 | 69354a83 | Hans de Goede | QTAILQ_REMOVE(&dev->asyncq, aurb, next); |
266 | 7267c094 | Anthony Liguori | g_free(aurb); |
267 | 69354a83 | Hans de Goede | } |
268 | 69354a83 | Hans de Goede | |
269 | 69354a83 | Hans de Goede | static AsyncURB *async_find(USBRedirDevice *dev, uint32_t packet_id)
|
270 | 69354a83 | Hans de Goede | { |
271 | 69354a83 | Hans de Goede | AsyncURB *aurb; |
272 | 69354a83 | Hans de Goede | |
273 | 69354a83 | Hans de Goede | QTAILQ_FOREACH(aurb, &dev->asyncq, next) { |
274 | 69354a83 | Hans de Goede | if (aurb->packet_id == packet_id) {
|
275 | 69354a83 | Hans de Goede | return aurb;
|
276 | 69354a83 | Hans de Goede | } |
277 | 69354a83 | Hans de Goede | } |
278 | 69354a83 | Hans de Goede | ERROR("could not find async urb for packet_id %u\n", packet_id);
|
279 | 69354a83 | Hans de Goede | return NULL; |
280 | 69354a83 | Hans de Goede | } |
281 | 69354a83 | Hans de Goede | |
282 | 69354a83 | Hans de Goede | static void usbredir_cancel_packet(USBDevice *udev, USBPacket *p) |
283 | 69354a83 | Hans de Goede | { |
284 | 69354a83 | Hans de Goede | USBRedirDevice *dev = DO_UPCAST(USBRedirDevice, dev, udev); |
285 | 69354a83 | Hans de Goede | AsyncURB *aurb; |
286 | 69354a83 | Hans de Goede | |
287 | 69354a83 | Hans de Goede | QTAILQ_FOREACH(aurb, &dev->asyncq, next) { |
288 | 69354a83 | Hans de Goede | if (p != aurb->packet) {
|
289 | 69354a83 | Hans de Goede | continue;
|
290 | 69354a83 | Hans de Goede | } |
291 | 69354a83 | Hans de Goede | |
292 | 69354a83 | Hans de Goede | DPRINTF("async cancel id %u\n", aurb->packet_id);
|
293 | 69354a83 | Hans de Goede | usbredirparser_send_cancel_data_packet(dev->parser, aurb->packet_id); |
294 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
295 | 69354a83 | Hans de Goede | |
296 | 69354a83 | Hans de Goede | /* Mark it as dead */
|
297 | 69354a83 | Hans de Goede | aurb->packet = NULL;
|
298 | 69354a83 | Hans de Goede | break;
|
299 | 69354a83 | Hans de Goede | } |
300 | 69354a83 | Hans de Goede | } |
301 | 69354a83 | Hans de Goede | |
302 | 81fd7b74 | Hans de Goede | static void bufp_alloc(USBRedirDevice *dev, |
303 | 69354a83 | Hans de Goede | uint8_t *data, int len, int status, uint8_t ep) |
304 | 69354a83 | Hans de Goede | { |
305 | 81fd7b74 | Hans de Goede | struct buf_packet *bufp;
|
306 | 81fd7b74 | Hans de Goede | |
307 | 81fd7b74 | Hans de Goede | if (!dev->endpoint[EP2I(ep)].bufpq_dropping_packets &&
|
308 | 81fd7b74 | Hans de Goede | dev->endpoint[EP2I(ep)].bufpq_size > |
309 | 81fd7b74 | Hans de Goede | 2 * dev->endpoint[EP2I(ep)].bufpq_target_size) {
|
310 | 81fd7b74 | Hans de Goede | DPRINTF("bufpq overflow, dropping packets ep %02X\n", ep);
|
311 | 81fd7b74 | Hans de Goede | dev->endpoint[EP2I(ep)].bufpq_dropping_packets = 1;
|
312 | 81fd7b74 | Hans de Goede | } |
313 | 81fd7b74 | Hans de Goede | /* Since we're interupting the stream anyways, drop enough packets to get
|
314 | 81fd7b74 | Hans de Goede | back to our target buffer size */
|
315 | 81fd7b74 | Hans de Goede | if (dev->endpoint[EP2I(ep)].bufpq_dropping_packets) {
|
316 | 81fd7b74 | Hans de Goede | if (dev->endpoint[EP2I(ep)].bufpq_size >
|
317 | 81fd7b74 | Hans de Goede | dev->endpoint[EP2I(ep)].bufpq_target_size) { |
318 | 81fd7b74 | Hans de Goede | free(data); |
319 | 81fd7b74 | Hans de Goede | return;
|
320 | 81fd7b74 | Hans de Goede | } |
321 | 81fd7b74 | Hans de Goede | dev->endpoint[EP2I(ep)].bufpq_dropping_packets = 0;
|
322 | 81fd7b74 | Hans de Goede | } |
323 | 81fd7b74 | Hans de Goede | |
324 | 81fd7b74 | Hans de Goede | bufp = g_malloc(sizeof(struct buf_packet)); |
325 | 69354a83 | Hans de Goede | bufp->data = data; |
326 | 69354a83 | Hans de Goede | bufp->len = len; |
327 | 69354a83 | Hans de Goede | bufp->status = status; |
328 | 69354a83 | Hans de Goede | QTAILQ_INSERT_TAIL(&dev->endpoint[EP2I(ep)].bufpq, bufp, next); |
329 | e1537884 | Hans de Goede | dev->endpoint[EP2I(ep)].bufpq_size++; |
330 | 69354a83 | Hans de Goede | } |
331 | 69354a83 | Hans de Goede | |
332 | 69354a83 | Hans de Goede | static void bufp_free(USBRedirDevice *dev, struct buf_packet *bufp, |
333 | 69354a83 | Hans de Goede | uint8_t ep) |
334 | 69354a83 | Hans de Goede | { |
335 | 69354a83 | Hans de Goede | QTAILQ_REMOVE(&dev->endpoint[EP2I(ep)].bufpq, bufp, next); |
336 | e1537884 | Hans de Goede | dev->endpoint[EP2I(ep)].bufpq_size--; |
337 | 69354a83 | Hans de Goede | free(bufp->data); |
338 | 7267c094 | Anthony Liguori | g_free(bufp); |
339 | 69354a83 | Hans de Goede | } |
340 | 69354a83 | Hans de Goede | |
341 | 69354a83 | Hans de Goede | static void usbredir_free_bufpq(USBRedirDevice *dev, uint8_t ep) |
342 | 69354a83 | Hans de Goede | { |
343 | 69354a83 | Hans de Goede | struct buf_packet *buf, *buf_next;
|
344 | 69354a83 | Hans de Goede | |
345 | 69354a83 | Hans de Goede | QTAILQ_FOREACH_SAFE(buf, &dev->endpoint[EP2I(ep)].bufpq, next, buf_next) { |
346 | 69354a83 | Hans de Goede | bufp_free(dev, buf, ep); |
347 | 69354a83 | Hans de Goede | } |
348 | 69354a83 | Hans de Goede | } |
349 | 69354a83 | Hans de Goede | |
350 | 69354a83 | Hans de Goede | /*
|
351 | 69354a83 | Hans de Goede | * USBDevice callbacks
|
352 | 69354a83 | Hans de Goede | */
|
353 | 69354a83 | Hans de Goede | |
354 | 69354a83 | Hans de Goede | static void usbredir_handle_reset(USBDevice *udev) |
355 | 69354a83 | Hans de Goede | { |
356 | 69354a83 | Hans de Goede | USBRedirDevice *dev = DO_UPCAST(USBRedirDevice, dev, udev); |
357 | 69354a83 | Hans de Goede | |
358 | 69354a83 | Hans de Goede | DPRINTF("reset device\n");
|
359 | 69354a83 | Hans de Goede | usbredirparser_send_reset(dev->parser); |
360 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
361 | 69354a83 | Hans de Goede | } |
362 | 69354a83 | Hans de Goede | |
363 | 69354a83 | Hans de Goede | static int usbredir_handle_iso_data(USBRedirDevice *dev, USBPacket *p, |
364 | 69354a83 | Hans de Goede | uint8_t ep) |
365 | 69354a83 | Hans de Goede | { |
366 | 69354a83 | Hans de Goede | int status, len;
|
367 | 69354a83 | Hans de Goede | if (!dev->endpoint[EP2I(ep)].iso_started &&
|
368 | 69354a83 | Hans de Goede | !dev->endpoint[EP2I(ep)].iso_error) { |
369 | 69354a83 | Hans de Goede | struct usb_redir_start_iso_stream_header start_iso = {
|
370 | 69354a83 | Hans de Goede | .endpoint = ep, |
371 | 69354a83 | Hans de Goede | }; |
372 | e8a7dd29 | Hans de Goede | int pkts_per_sec;
|
373 | e8a7dd29 | Hans de Goede | |
374 | e8a7dd29 | Hans de Goede | if (dev->dev.speed == USB_SPEED_HIGH) {
|
375 | e8a7dd29 | Hans de Goede | pkts_per_sec = 8000 / dev->endpoint[EP2I(ep)].interval;
|
376 | e8a7dd29 | Hans de Goede | } else {
|
377 | e8a7dd29 | Hans de Goede | pkts_per_sec = 1000 / dev->endpoint[EP2I(ep)].interval;
|
378 | e8a7dd29 | Hans de Goede | } |
379 | e8a7dd29 | Hans de Goede | /* Testing has shown that we need circa 60 ms buffer */
|
380 | e8a7dd29 | Hans de Goede | dev->endpoint[EP2I(ep)].bufpq_target_size = (pkts_per_sec * 60) / 1000; |
381 | e8a7dd29 | Hans de Goede | |
382 | e8a7dd29 | Hans de Goede | /* Aim for approx 100 interrupts / second on the client to
|
383 | e8a7dd29 | Hans de Goede | balance latency and interrupt load */
|
384 | e8a7dd29 | Hans de Goede | start_iso.pkts_per_urb = pkts_per_sec / 100;
|
385 | e8a7dd29 | Hans de Goede | if (start_iso.pkts_per_urb < 1) { |
386 | e8a7dd29 | Hans de Goede | start_iso.pkts_per_urb = 1;
|
387 | e8a7dd29 | Hans de Goede | } else if (start_iso.pkts_per_urb > 32) { |
388 | e8a7dd29 | Hans de Goede | start_iso.pkts_per_urb = 32;
|
389 | e8a7dd29 | Hans de Goede | } |
390 | e8a7dd29 | Hans de Goede | |
391 | e8a7dd29 | Hans de Goede | start_iso.no_urbs = (dev->endpoint[EP2I(ep)].bufpq_target_size + |
392 | e8a7dd29 | Hans de Goede | start_iso.pkts_per_urb - 1) /
|
393 | e8a7dd29 | Hans de Goede | start_iso.pkts_per_urb; |
394 | e8a7dd29 | Hans de Goede | /* Output endpoints pre-fill only 1/2 of the packets, keeping the rest
|
395 | e8a7dd29 | Hans de Goede | as overflow buffer. Also see the usbredir protocol documentation */
|
396 | e8a7dd29 | Hans de Goede | if (!(ep & USB_DIR_IN)) {
|
397 | e8a7dd29 | Hans de Goede | start_iso.no_urbs *= 2;
|
398 | e8a7dd29 | Hans de Goede | } |
399 | e8a7dd29 | Hans de Goede | if (start_iso.no_urbs > 16) { |
400 | e8a7dd29 | Hans de Goede | start_iso.no_urbs = 16;
|
401 | e8a7dd29 | Hans de Goede | } |
402 | e8a7dd29 | Hans de Goede | |
403 | 69354a83 | Hans de Goede | /* No id, we look at the ep when receiving a status back */
|
404 | 69354a83 | Hans de Goede | usbredirparser_send_start_iso_stream(dev->parser, 0, &start_iso);
|
405 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
406 | 32213543 | Hans de Goede | DPRINTF("iso stream started pkts/sec %d pkts/urb %d urbs %d ep %02X\n",
|
407 | 32213543 | Hans de Goede | pkts_per_sec, start_iso.pkts_per_urb, start_iso.no_urbs, ep); |
408 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].iso_started = 1;
|
409 | e1537884 | Hans de Goede | dev->endpoint[EP2I(ep)].bufpq_prefilled = 0;
|
410 | 81fd7b74 | Hans de Goede | dev->endpoint[EP2I(ep)].bufpq_dropping_packets = 0;
|
411 | 69354a83 | Hans de Goede | } |
412 | 69354a83 | Hans de Goede | |
413 | 69354a83 | Hans de Goede | if (ep & USB_DIR_IN) {
|
414 | 69354a83 | Hans de Goede | struct buf_packet *isop;
|
415 | 69354a83 | Hans de Goede | |
416 | e1537884 | Hans de Goede | if (dev->endpoint[EP2I(ep)].iso_started &&
|
417 | e1537884 | Hans de Goede | !dev->endpoint[EP2I(ep)].bufpq_prefilled) { |
418 | e1537884 | Hans de Goede | if (dev->endpoint[EP2I(ep)].bufpq_size <
|
419 | e1537884 | Hans de Goede | dev->endpoint[EP2I(ep)].bufpq_target_size) { |
420 | e1537884 | Hans de Goede | return usbredir_handle_status(dev, 0, 0); |
421 | e1537884 | Hans de Goede | } |
422 | e1537884 | Hans de Goede | dev->endpoint[EP2I(ep)].bufpq_prefilled = 1;
|
423 | e1537884 | Hans de Goede | } |
424 | e1537884 | Hans de Goede | |
425 | 69354a83 | Hans de Goede | isop = QTAILQ_FIRST(&dev->endpoint[EP2I(ep)].bufpq); |
426 | 69354a83 | Hans de Goede | if (isop == NULL) { |
427 | 32213543 | Hans de Goede | DPRINTF("iso-token-in ep %02X, no isop, iso_error: %d\n",
|
428 | 32213543 | Hans de Goede | ep, dev->endpoint[EP2I(ep)].iso_error); |
429 | e1537884 | Hans de Goede | /* Re-fill the buffer */
|
430 | e1537884 | Hans de Goede | dev->endpoint[EP2I(ep)].bufpq_prefilled = 0;
|
431 | 69354a83 | Hans de Goede | /* Check iso_error for stream errors, otherwise its an underrun */
|
432 | 69354a83 | Hans de Goede | status = dev->endpoint[EP2I(ep)].iso_error; |
433 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].iso_error = 0;
|
434 | d86b8853 | Hans de Goede | return status ? USB_RET_NAK : 0; |
435 | 69354a83 | Hans de Goede | } |
436 | 32213543 | Hans de Goede | DPRINTF2("iso-token-in ep %02X status %d len %d queue-size: %d\n", ep,
|
437 | 32213543 | Hans de Goede | isop->status, isop->len, dev->endpoint[EP2I(ep)].bufpq_size); |
438 | 69354a83 | Hans de Goede | |
439 | 69354a83 | Hans de Goede | status = isop->status; |
440 | 69354a83 | Hans de Goede | if (status != usb_redir_success) {
|
441 | 69354a83 | Hans de Goede | bufp_free(dev, isop, ep); |
442 | d86b8853 | Hans de Goede | return USB_RET_NAK;
|
443 | 69354a83 | Hans de Goede | } |
444 | 69354a83 | Hans de Goede | |
445 | 69354a83 | Hans de Goede | len = isop->len; |
446 | 4f4321c1 | Gerd Hoffmann | if (len > p->iov.size) {
|
447 | 32213543 | Hans de Goede | ERROR("received iso data is larger then packet ep %02X (%d > %d)\n",
|
448 | 32213543 | Hans de Goede | ep, len, (int)p->iov.size);
|
449 | 69354a83 | Hans de Goede | bufp_free(dev, isop, ep); |
450 | 69354a83 | Hans de Goede | return USB_RET_NAK;
|
451 | 69354a83 | Hans de Goede | } |
452 | 4f4321c1 | Gerd Hoffmann | usb_packet_copy(p, isop->data, len); |
453 | 69354a83 | Hans de Goede | bufp_free(dev, isop, ep); |
454 | 69354a83 | Hans de Goede | return len;
|
455 | 69354a83 | Hans de Goede | } else {
|
456 | 69354a83 | Hans de Goede | /* If the stream was not started because of a pending error don't
|
457 | 69354a83 | Hans de Goede | send the packet to the usb-host */
|
458 | 69354a83 | Hans de Goede | if (dev->endpoint[EP2I(ep)].iso_started) {
|
459 | 69354a83 | Hans de Goede | struct usb_redir_iso_packet_header iso_packet = {
|
460 | 69354a83 | Hans de Goede | .endpoint = ep, |
461 | 4f4321c1 | Gerd Hoffmann | .length = p->iov.size |
462 | 69354a83 | Hans de Goede | }; |
463 | 4f4321c1 | Gerd Hoffmann | uint8_t buf[p->iov.size]; |
464 | 69354a83 | Hans de Goede | /* No id, we look at the ep when receiving a status back */
|
465 | 4f4321c1 | Gerd Hoffmann | usb_packet_copy(p, buf, p->iov.size); |
466 | 69354a83 | Hans de Goede | usbredirparser_send_iso_packet(dev->parser, 0, &iso_packet,
|
467 | 4f4321c1 | Gerd Hoffmann | buf, p->iov.size); |
468 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
469 | 69354a83 | Hans de Goede | } |
470 | 69354a83 | Hans de Goede | status = dev->endpoint[EP2I(ep)].iso_error; |
471 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].iso_error = 0;
|
472 | 4f4321c1 | Gerd Hoffmann | DPRINTF2("iso-token-out ep %02X status %d len %zd\n", ep, status,
|
473 | 4f4321c1 | Gerd Hoffmann | p->iov.size); |
474 | 4f4321c1 | Gerd Hoffmann | return usbredir_handle_status(dev, status, p->iov.size);
|
475 | 69354a83 | Hans de Goede | } |
476 | 69354a83 | Hans de Goede | } |
477 | 69354a83 | Hans de Goede | |
478 | 69354a83 | Hans de Goede | static void usbredir_stop_iso_stream(USBRedirDevice *dev, uint8_t ep) |
479 | 69354a83 | Hans de Goede | { |
480 | 69354a83 | Hans de Goede | struct usb_redir_stop_iso_stream_header stop_iso_stream = {
|
481 | 69354a83 | Hans de Goede | .endpoint = ep |
482 | 69354a83 | Hans de Goede | }; |
483 | 69354a83 | Hans de Goede | if (dev->endpoint[EP2I(ep)].iso_started) {
|
484 | 69354a83 | Hans de Goede | usbredirparser_send_stop_iso_stream(dev->parser, 0, &stop_iso_stream);
|
485 | 69354a83 | Hans de Goede | DPRINTF("iso stream stopped ep %02X\n", ep);
|
486 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].iso_started = 0;
|
487 | 69354a83 | Hans de Goede | } |
488 | 2bd836e5 | Hans de Goede | dev->endpoint[EP2I(ep)].iso_error = 0;
|
489 | 69354a83 | Hans de Goede | usbredir_free_bufpq(dev, ep); |
490 | 69354a83 | Hans de Goede | } |
491 | 69354a83 | Hans de Goede | |
492 | 69354a83 | Hans de Goede | static int usbredir_handle_bulk_data(USBRedirDevice *dev, USBPacket *p, |
493 | 69354a83 | Hans de Goede | uint8_t ep) |
494 | 69354a83 | Hans de Goede | { |
495 | 69354a83 | Hans de Goede | AsyncURB *aurb = async_alloc(dev, p); |
496 | 69354a83 | Hans de Goede | struct usb_redir_bulk_packet_header bulk_packet;
|
497 | 69354a83 | Hans de Goede | |
498 | 4f4321c1 | Gerd Hoffmann | DPRINTF("bulk-out ep %02X len %zd id %u\n", ep,
|
499 | 4f4321c1 | Gerd Hoffmann | p->iov.size, aurb->packet_id); |
500 | 69354a83 | Hans de Goede | |
501 | 69354a83 | Hans de Goede | bulk_packet.endpoint = ep; |
502 | 4f4321c1 | Gerd Hoffmann | bulk_packet.length = p->iov.size; |
503 | 69354a83 | Hans de Goede | bulk_packet.stream_id = 0;
|
504 | 69354a83 | Hans de Goede | aurb->bulk_packet = bulk_packet; |
505 | 69354a83 | Hans de Goede | |
506 | 69354a83 | Hans de Goede | if (ep & USB_DIR_IN) {
|
507 | 69354a83 | Hans de Goede | usbredirparser_send_bulk_packet(dev->parser, aurb->packet_id, |
508 | 69354a83 | Hans de Goede | &bulk_packet, NULL, 0); |
509 | 69354a83 | Hans de Goede | } else {
|
510 | 4f4321c1 | Gerd Hoffmann | uint8_t buf[p->iov.size]; |
511 | 4f4321c1 | Gerd Hoffmann | usb_packet_copy(p, buf, p->iov.size); |
512 | 4f4321c1 | Gerd Hoffmann | usbredir_log_data(dev, "bulk data out:", buf, p->iov.size);
|
513 | 69354a83 | Hans de Goede | usbredirparser_send_bulk_packet(dev->parser, aurb->packet_id, |
514 | 4f4321c1 | Gerd Hoffmann | &bulk_packet, buf, p->iov.size); |
515 | 69354a83 | Hans de Goede | } |
516 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
517 | 69354a83 | Hans de Goede | return USB_RET_ASYNC;
|
518 | 69354a83 | Hans de Goede | } |
519 | 69354a83 | Hans de Goede | |
520 | 69354a83 | Hans de Goede | static int usbredir_handle_interrupt_data(USBRedirDevice *dev, |
521 | 69354a83 | Hans de Goede | USBPacket *p, uint8_t ep) |
522 | 69354a83 | Hans de Goede | { |
523 | 69354a83 | Hans de Goede | if (ep & USB_DIR_IN) {
|
524 | 69354a83 | Hans de Goede | /* Input interrupt endpoint, buffered packet input */
|
525 | 69354a83 | Hans de Goede | struct buf_packet *intp;
|
526 | 69354a83 | Hans de Goede | int status, len;
|
527 | 69354a83 | Hans de Goede | |
528 | 69354a83 | Hans de Goede | if (!dev->endpoint[EP2I(ep)].interrupt_started &&
|
529 | 69354a83 | Hans de Goede | !dev->endpoint[EP2I(ep)].interrupt_error) { |
530 | 69354a83 | Hans de Goede | struct usb_redir_start_interrupt_receiving_header start_int = {
|
531 | 69354a83 | Hans de Goede | .endpoint = ep, |
532 | 69354a83 | Hans de Goede | }; |
533 | 69354a83 | Hans de Goede | /* No id, we look at the ep when receiving a status back */
|
534 | 69354a83 | Hans de Goede | usbredirparser_send_start_interrupt_receiving(dev->parser, 0,
|
535 | 69354a83 | Hans de Goede | &start_int); |
536 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
537 | 69354a83 | Hans de Goede | DPRINTF("interrupt recv started ep %02X\n", ep);
|
538 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].interrupt_started = 1;
|
539 | 81fd7b74 | Hans de Goede | /* We don't really want to drop interrupt packets ever, but
|
540 | 81fd7b74 | Hans de Goede | having some upper limit to how much we buffer is good. */
|
541 | 81fd7b74 | Hans de Goede | dev->endpoint[EP2I(ep)].bufpq_target_size = 1000;
|
542 | 81fd7b74 | Hans de Goede | dev->endpoint[EP2I(ep)].bufpq_dropping_packets = 0;
|
543 | 69354a83 | Hans de Goede | } |
544 | 69354a83 | Hans de Goede | |
545 | 69354a83 | Hans de Goede | intp = QTAILQ_FIRST(&dev->endpoint[EP2I(ep)].bufpq); |
546 | 69354a83 | Hans de Goede | if (intp == NULL) { |
547 | 69354a83 | Hans de Goede | DPRINTF2("interrupt-token-in ep %02X, no intp\n", ep);
|
548 | 69354a83 | Hans de Goede | /* Check interrupt_error for stream errors */
|
549 | 69354a83 | Hans de Goede | status = dev->endpoint[EP2I(ep)].interrupt_error; |
550 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].interrupt_error = 0;
|
551 | e6472210 | Hans de Goede | if (status) {
|
552 | e6472210 | Hans de Goede | return usbredir_handle_status(dev, status, 0); |
553 | e6472210 | Hans de Goede | } |
554 | e6472210 | Hans de Goede | return USB_RET_NAK;
|
555 | 69354a83 | Hans de Goede | } |
556 | 69354a83 | Hans de Goede | DPRINTF("interrupt-token-in ep %02X status %d len %d\n", ep,
|
557 | 69354a83 | Hans de Goede | intp->status, intp->len); |
558 | 69354a83 | Hans de Goede | |
559 | 69354a83 | Hans de Goede | status = intp->status; |
560 | 69354a83 | Hans de Goede | if (status != usb_redir_success) {
|
561 | 69354a83 | Hans de Goede | bufp_free(dev, intp, ep); |
562 | 69354a83 | Hans de Goede | return usbredir_handle_status(dev, status, 0); |
563 | 69354a83 | Hans de Goede | } |
564 | 69354a83 | Hans de Goede | |
565 | 69354a83 | Hans de Goede | len = intp->len; |
566 | 4f4321c1 | Gerd Hoffmann | if (len > p->iov.size) {
|
567 | 69354a83 | Hans de Goede | ERROR("received int data is larger then packet ep %02X\n", ep);
|
568 | 69354a83 | Hans de Goede | bufp_free(dev, intp, ep); |
569 | 69354a83 | Hans de Goede | return USB_RET_NAK;
|
570 | 69354a83 | Hans de Goede | } |
571 | 4f4321c1 | Gerd Hoffmann | usb_packet_copy(p, intp->data, len); |
572 | 69354a83 | Hans de Goede | bufp_free(dev, intp, ep); |
573 | 69354a83 | Hans de Goede | return len;
|
574 | 69354a83 | Hans de Goede | } else {
|
575 | 69354a83 | Hans de Goede | /* Output interrupt endpoint, normal async operation */
|
576 | 69354a83 | Hans de Goede | AsyncURB *aurb = async_alloc(dev, p); |
577 | 69354a83 | Hans de Goede | struct usb_redir_interrupt_packet_header interrupt_packet;
|
578 | 4f4321c1 | Gerd Hoffmann | uint8_t buf[p->iov.size]; |
579 | 69354a83 | Hans de Goede | |
580 | 4f4321c1 | Gerd Hoffmann | DPRINTF("interrupt-out ep %02X len %zd id %u\n", ep, p->iov.size,
|
581 | 69354a83 | Hans de Goede | aurb->packet_id); |
582 | 69354a83 | Hans de Goede | |
583 | 69354a83 | Hans de Goede | interrupt_packet.endpoint = ep; |
584 | 4f4321c1 | Gerd Hoffmann | interrupt_packet.length = p->iov.size; |
585 | 69354a83 | Hans de Goede | aurb->interrupt_packet = interrupt_packet; |
586 | 69354a83 | Hans de Goede | |
587 | 4f4321c1 | Gerd Hoffmann | usb_packet_copy(p, buf, p->iov.size); |
588 | 4f4321c1 | Gerd Hoffmann | usbredir_log_data(dev, "interrupt data out:", buf, p->iov.size);
|
589 | 69354a83 | Hans de Goede | usbredirparser_send_interrupt_packet(dev->parser, aurb->packet_id, |
590 | 4f4321c1 | Gerd Hoffmann | &interrupt_packet, buf, p->iov.size); |
591 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
592 | 69354a83 | Hans de Goede | return USB_RET_ASYNC;
|
593 | 69354a83 | Hans de Goede | } |
594 | 69354a83 | Hans de Goede | } |
595 | 69354a83 | Hans de Goede | |
596 | 69354a83 | Hans de Goede | static void usbredir_stop_interrupt_receiving(USBRedirDevice *dev, |
597 | 69354a83 | Hans de Goede | uint8_t ep) |
598 | 69354a83 | Hans de Goede | { |
599 | 69354a83 | Hans de Goede | struct usb_redir_stop_interrupt_receiving_header stop_interrupt_recv = {
|
600 | 69354a83 | Hans de Goede | .endpoint = ep |
601 | 69354a83 | Hans de Goede | }; |
602 | 69354a83 | Hans de Goede | if (dev->endpoint[EP2I(ep)].interrupt_started) {
|
603 | 69354a83 | Hans de Goede | usbredirparser_send_stop_interrupt_receiving(dev->parser, 0,
|
604 | 69354a83 | Hans de Goede | &stop_interrupt_recv); |
605 | 69354a83 | Hans de Goede | DPRINTF("interrupt recv stopped ep %02X\n", ep);
|
606 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].interrupt_started = 0;
|
607 | 69354a83 | Hans de Goede | } |
608 | 2bd836e5 | Hans de Goede | dev->endpoint[EP2I(ep)].interrupt_error = 0;
|
609 | 69354a83 | Hans de Goede | usbredir_free_bufpq(dev, ep); |
610 | 69354a83 | Hans de Goede | } |
611 | 69354a83 | Hans de Goede | |
612 | 69354a83 | Hans de Goede | static int usbredir_handle_data(USBDevice *udev, USBPacket *p) |
613 | 69354a83 | Hans de Goede | { |
614 | 69354a83 | Hans de Goede | USBRedirDevice *dev = DO_UPCAST(USBRedirDevice, dev, udev); |
615 | 69354a83 | Hans de Goede | uint8_t ep; |
616 | 69354a83 | Hans de Goede | |
617 | 079d0b7f | Gerd Hoffmann | ep = p->ep->nr; |
618 | 69354a83 | Hans de Goede | if (p->pid == USB_TOKEN_IN) {
|
619 | 69354a83 | Hans de Goede | ep |= USB_DIR_IN; |
620 | 69354a83 | Hans de Goede | } |
621 | 69354a83 | Hans de Goede | |
622 | 69354a83 | Hans de Goede | switch (dev->endpoint[EP2I(ep)].type) {
|
623 | 69354a83 | Hans de Goede | case USB_ENDPOINT_XFER_CONTROL:
|
624 | 69354a83 | Hans de Goede | ERROR("handle_data called for control transfer on ep %02X\n", ep);
|
625 | 69354a83 | Hans de Goede | return USB_RET_NAK;
|
626 | 69354a83 | Hans de Goede | case USB_ENDPOINT_XFER_ISOC:
|
627 | 69354a83 | Hans de Goede | return usbredir_handle_iso_data(dev, p, ep);
|
628 | 69354a83 | Hans de Goede | case USB_ENDPOINT_XFER_BULK:
|
629 | 3a93113a | Dong Xu Wang | return usbredir_handle_bulk_data(dev, p, ep);
|
630 | 69354a83 | Hans de Goede | case USB_ENDPOINT_XFER_INT:
|
631 | 3a93113a | Dong Xu Wang | return usbredir_handle_interrupt_data(dev, p, ep);
|
632 | 69354a83 | Hans de Goede | default:
|
633 | 69354a83 | Hans de Goede | ERROR("handle_data ep %02X has unknown type %d\n", ep,
|
634 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].type); |
635 | 69354a83 | Hans de Goede | return USB_RET_NAK;
|
636 | 69354a83 | Hans de Goede | } |
637 | 69354a83 | Hans de Goede | } |
638 | 69354a83 | Hans de Goede | |
639 | 69354a83 | Hans de Goede | static int usbredir_set_config(USBRedirDevice *dev, USBPacket *p, |
640 | 69354a83 | Hans de Goede | int config)
|
641 | 69354a83 | Hans de Goede | { |
642 | 69354a83 | Hans de Goede | struct usb_redir_set_configuration_header set_config;
|
643 | 69354a83 | Hans de Goede | AsyncURB *aurb = async_alloc(dev, p); |
644 | 69354a83 | Hans de Goede | int i;
|
645 | 69354a83 | Hans de Goede | |
646 | 69354a83 | Hans de Goede | DPRINTF("set config %d id %u\n", config, aurb->packet_id);
|
647 | 69354a83 | Hans de Goede | |
648 | 69354a83 | Hans de Goede | for (i = 0; i < MAX_ENDPOINTS; i++) { |
649 | 69354a83 | Hans de Goede | switch (dev->endpoint[i].type) {
|
650 | 69354a83 | Hans de Goede | case USB_ENDPOINT_XFER_ISOC:
|
651 | 69354a83 | Hans de Goede | usbredir_stop_iso_stream(dev, I2EP(i)); |
652 | 69354a83 | Hans de Goede | break;
|
653 | 69354a83 | Hans de Goede | case USB_ENDPOINT_XFER_INT:
|
654 | 69354a83 | Hans de Goede | if (i & 0x10) { |
655 | 69354a83 | Hans de Goede | usbredir_stop_interrupt_receiving(dev, I2EP(i)); |
656 | 69354a83 | Hans de Goede | } |
657 | 69354a83 | Hans de Goede | break;
|
658 | 69354a83 | Hans de Goede | } |
659 | 69354a83 | Hans de Goede | usbredir_free_bufpq(dev, I2EP(i)); |
660 | 69354a83 | Hans de Goede | } |
661 | 69354a83 | Hans de Goede | |
662 | 69354a83 | Hans de Goede | set_config.configuration = config; |
663 | 69354a83 | Hans de Goede | usbredirparser_send_set_configuration(dev->parser, aurb->packet_id, |
664 | 69354a83 | Hans de Goede | &set_config); |
665 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
666 | 69354a83 | Hans de Goede | return USB_RET_ASYNC;
|
667 | 69354a83 | Hans de Goede | } |
668 | 69354a83 | Hans de Goede | |
669 | 69354a83 | Hans de Goede | static int usbredir_get_config(USBRedirDevice *dev, USBPacket *p) |
670 | 69354a83 | Hans de Goede | { |
671 | 69354a83 | Hans de Goede | AsyncURB *aurb = async_alloc(dev, p); |
672 | 69354a83 | Hans de Goede | |
673 | 69354a83 | Hans de Goede | DPRINTF("get config id %u\n", aurb->packet_id);
|
674 | 69354a83 | Hans de Goede | |
675 | 69354a83 | Hans de Goede | aurb->get = 1;
|
676 | 69354a83 | Hans de Goede | usbredirparser_send_get_configuration(dev->parser, aurb->packet_id); |
677 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
678 | 69354a83 | Hans de Goede | return USB_RET_ASYNC;
|
679 | 69354a83 | Hans de Goede | } |
680 | 69354a83 | Hans de Goede | |
681 | 69354a83 | Hans de Goede | static int usbredir_set_interface(USBRedirDevice *dev, USBPacket *p, |
682 | 69354a83 | Hans de Goede | int interface, int alt) |
683 | 69354a83 | Hans de Goede | { |
684 | 69354a83 | Hans de Goede | struct usb_redir_set_alt_setting_header set_alt;
|
685 | 69354a83 | Hans de Goede | AsyncURB *aurb = async_alloc(dev, p); |
686 | 69354a83 | Hans de Goede | int i;
|
687 | 69354a83 | Hans de Goede | |
688 | 69354a83 | Hans de Goede | DPRINTF("set interface %d alt %d id %u\n", interface, alt,
|
689 | 69354a83 | Hans de Goede | aurb->packet_id); |
690 | 69354a83 | Hans de Goede | |
691 | 69354a83 | Hans de Goede | for (i = 0; i < MAX_ENDPOINTS; i++) { |
692 | 69354a83 | Hans de Goede | if (dev->endpoint[i].interface == interface) {
|
693 | 69354a83 | Hans de Goede | switch (dev->endpoint[i].type) {
|
694 | 69354a83 | Hans de Goede | case USB_ENDPOINT_XFER_ISOC:
|
695 | 69354a83 | Hans de Goede | usbredir_stop_iso_stream(dev, I2EP(i)); |
696 | 69354a83 | Hans de Goede | break;
|
697 | 69354a83 | Hans de Goede | case USB_ENDPOINT_XFER_INT:
|
698 | 69354a83 | Hans de Goede | if (i & 0x10) { |
699 | 69354a83 | Hans de Goede | usbredir_stop_interrupt_receiving(dev, I2EP(i)); |
700 | 69354a83 | Hans de Goede | } |
701 | 69354a83 | Hans de Goede | break;
|
702 | 69354a83 | Hans de Goede | } |
703 | 69354a83 | Hans de Goede | usbredir_free_bufpq(dev, I2EP(i)); |
704 | 69354a83 | Hans de Goede | } |
705 | 69354a83 | Hans de Goede | } |
706 | 69354a83 | Hans de Goede | |
707 | 69354a83 | Hans de Goede | set_alt.interface = interface; |
708 | 69354a83 | Hans de Goede | set_alt.alt = alt; |
709 | 69354a83 | Hans de Goede | usbredirparser_send_set_alt_setting(dev->parser, aurb->packet_id, |
710 | 69354a83 | Hans de Goede | &set_alt); |
711 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
712 | 69354a83 | Hans de Goede | return USB_RET_ASYNC;
|
713 | 69354a83 | Hans de Goede | } |
714 | 69354a83 | Hans de Goede | |
715 | 69354a83 | Hans de Goede | static int usbredir_get_interface(USBRedirDevice *dev, USBPacket *p, |
716 | 69354a83 | Hans de Goede | int interface)
|
717 | 69354a83 | Hans de Goede | { |
718 | 69354a83 | Hans de Goede | struct usb_redir_get_alt_setting_header get_alt;
|
719 | 69354a83 | Hans de Goede | AsyncURB *aurb = async_alloc(dev, p); |
720 | 69354a83 | Hans de Goede | |
721 | 69354a83 | Hans de Goede | DPRINTF("get interface %d id %u\n", interface, aurb->packet_id);
|
722 | 69354a83 | Hans de Goede | |
723 | 69354a83 | Hans de Goede | get_alt.interface = interface; |
724 | 69354a83 | Hans de Goede | aurb->get = 1;
|
725 | 69354a83 | Hans de Goede | usbredirparser_send_get_alt_setting(dev->parser, aurb->packet_id, |
726 | 69354a83 | Hans de Goede | &get_alt); |
727 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
728 | 69354a83 | Hans de Goede | return USB_RET_ASYNC;
|
729 | 69354a83 | Hans de Goede | } |
730 | 69354a83 | Hans de Goede | |
731 | 69354a83 | Hans de Goede | static int usbredir_handle_control(USBDevice *udev, USBPacket *p, |
732 | 69354a83 | Hans de Goede | int request, int value, int index, int length, uint8_t *data) |
733 | 69354a83 | Hans de Goede | { |
734 | 69354a83 | Hans de Goede | USBRedirDevice *dev = DO_UPCAST(USBRedirDevice, dev, udev); |
735 | 69354a83 | Hans de Goede | struct usb_redir_control_packet_header control_packet;
|
736 | 69354a83 | Hans de Goede | AsyncURB *aurb; |
737 | 69354a83 | Hans de Goede | |
738 | 69354a83 | Hans de Goede | /* Special cases for certain standard device requests */
|
739 | 69354a83 | Hans de Goede | switch (request) {
|
740 | 69354a83 | Hans de Goede | case DeviceOutRequest | USB_REQ_SET_ADDRESS:
|
741 | 69354a83 | Hans de Goede | DPRINTF("set address %d\n", value);
|
742 | 69354a83 | Hans de Goede | dev->dev.addr = value; |
743 | 69354a83 | Hans de Goede | return 0; |
744 | 69354a83 | Hans de Goede | case DeviceOutRequest | USB_REQ_SET_CONFIGURATION:
|
745 | 69354a83 | Hans de Goede | return usbredir_set_config(dev, p, value & 0xff); |
746 | 69354a83 | Hans de Goede | case DeviceRequest | USB_REQ_GET_CONFIGURATION:
|
747 | 69354a83 | Hans de Goede | return usbredir_get_config(dev, p);
|
748 | 69354a83 | Hans de Goede | case InterfaceOutRequest | USB_REQ_SET_INTERFACE:
|
749 | 69354a83 | Hans de Goede | return usbredir_set_interface(dev, p, index, value);
|
750 | 69354a83 | Hans de Goede | case InterfaceRequest | USB_REQ_GET_INTERFACE:
|
751 | 69354a83 | Hans de Goede | return usbredir_get_interface(dev, p, index);
|
752 | 69354a83 | Hans de Goede | } |
753 | 69354a83 | Hans de Goede | |
754 | 69354a83 | Hans de Goede | /* "Normal" ctrl requests */
|
755 | 69354a83 | Hans de Goede | aurb = async_alloc(dev, p); |
756 | 69354a83 | Hans de Goede | |
757 | 69354a83 | Hans de Goede | /* Note request is (bRequestType << 8) | bRequest */
|
758 | 69354a83 | Hans de Goede | DPRINTF("ctrl-out type 0x%x req 0x%x val 0x%x index %d len %d id %u\n",
|
759 | 69354a83 | Hans de Goede | request >> 8, request & 0xff, value, index, length, |
760 | 69354a83 | Hans de Goede | aurb->packet_id); |
761 | 69354a83 | Hans de Goede | |
762 | 69354a83 | Hans de Goede | control_packet.request = request & 0xFF;
|
763 | 69354a83 | Hans de Goede | control_packet.requesttype = request >> 8;
|
764 | 69354a83 | Hans de Goede | control_packet.endpoint = control_packet.requesttype & USB_DIR_IN; |
765 | 69354a83 | Hans de Goede | control_packet.value = value; |
766 | 69354a83 | Hans de Goede | control_packet.index = index; |
767 | 69354a83 | Hans de Goede | control_packet.length = length; |
768 | 69354a83 | Hans de Goede | aurb->control_packet = control_packet; |
769 | 69354a83 | Hans de Goede | |
770 | 69354a83 | Hans de Goede | if (control_packet.requesttype & USB_DIR_IN) {
|
771 | 69354a83 | Hans de Goede | usbredirparser_send_control_packet(dev->parser, aurb->packet_id, |
772 | 69354a83 | Hans de Goede | &control_packet, NULL, 0); |
773 | 69354a83 | Hans de Goede | } else {
|
774 | 69354a83 | Hans de Goede | usbredir_log_data(dev, "ctrl data out:", data, length);
|
775 | 69354a83 | Hans de Goede | usbredirparser_send_control_packet(dev->parser, aurb->packet_id, |
776 | 69354a83 | Hans de Goede | &control_packet, data, length); |
777 | 69354a83 | Hans de Goede | } |
778 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
779 | 69354a83 | Hans de Goede | return USB_RET_ASYNC;
|
780 | 69354a83 | Hans de Goede | } |
781 | 69354a83 | Hans de Goede | |
782 | 69354a83 | Hans de Goede | /*
|
783 | 69354a83 | Hans de Goede | * Close events can be triggered by usbredirparser_do_write which gets called
|
784 | 69354a83 | Hans de Goede | * from within the USBDevice data / control packet callbacks and doing a
|
785 | 69354a83 | Hans de Goede | * usb_detach from within these callbacks is not a good idea.
|
786 | 69354a83 | Hans de Goede | *
|
787 | 69354a83 | Hans de Goede | * So we use a bh handler to take care of close events. We also handle
|
788 | 69354a83 | Hans de Goede | * open events from this callback to make sure that a close directly followed
|
789 | 69354a83 | Hans de Goede | * by an open gets handled in the right order.
|
790 | 69354a83 | Hans de Goede | */
|
791 | 69354a83 | Hans de Goede | static void usbredir_open_close_bh(void *opaque) |
792 | 69354a83 | Hans de Goede | { |
793 | 69354a83 | Hans de Goede | USBRedirDevice *dev = opaque; |
794 | 6af16589 | Hans de Goede | uint32_t caps[USB_REDIR_CAPS_SIZE] = { 0, };
|
795 | 69354a83 | Hans de Goede | |
796 | 69354a83 | Hans de Goede | usbredir_device_disconnect(dev); |
797 | 69354a83 | Hans de Goede | |
798 | 69354a83 | Hans de Goede | if (dev->parser) {
|
799 | 69354a83 | Hans de Goede | usbredirparser_destroy(dev->parser); |
800 | 69354a83 | Hans de Goede | dev->parser = NULL;
|
801 | 69354a83 | Hans de Goede | } |
802 | 69354a83 | Hans de Goede | |
803 | 69354a83 | Hans de Goede | if (dev->cs->opened) {
|
804 | 69354a83 | Hans de Goede | dev->parser = qemu_oom_check(usbredirparser_create()); |
805 | 69354a83 | Hans de Goede | dev->parser->priv = dev; |
806 | 69354a83 | Hans de Goede | dev->parser->log_func = usbredir_log; |
807 | 69354a83 | Hans de Goede | dev->parser->read_func = usbredir_read; |
808 | 69354a83 | Hans de Goede | dev->parser->write_func = usbredir_write; |
809 | 097a66ef | Hans de Goede | dev->parser->hello_func = usbredir_hello; |
810 | 69354a83 | Hans de Goede | dev->parser->device_connect_func = usbredir_device_connect; |
811 | 69354a83 | Hans de Goede | dev->parser->device_disconnect_func = usbredir_device_disconnect; |
812 | 69354a83 | Hans de Goede | dev->parser->interface_info_func = usbredir_interface_info; |
813 | 69354a83 | Hans de Goede | dev->parser->ep_info_func = usbredir_ep_info; |
814 | 69354a83 | Hans de Goede | dev->parser->configuration_status_func = usbredir_configuration_status; |
815 | 69354a83 | Hans de Goede | dev->parser->alt_setting_status_func = usbredir_alt_setting_status; |
816 | 69354a83 | Hans de Goede | dev->parser->iso_stream_status_func = usbredir_iso_stream_status; |
817 | 69354a83 | Hans de Goede | dev->parser->interrupt_receiving_status_func = |
818 | 69354a83 | Hans de Goede | usbredir_interrupt_receiving_status; |
819 | 69354a83 | Hans de Goede | dev->parser->bulk_streams_status_func = usbredir_bulk_streams_status; |
820 | 69354a83 | Hans de Goede | dev->parser->control_packet_func = usbredir_control_packet; |
821 | 69354a83 | Hans de Goede | dev->parser->bulk_packet_func = usbredir_bulk_packet; |
822 | 69354a83 | Hans de Goede | dev->parser->iso_packet_func = usbredir_iso_packet; |
823 | 69354a83 | Hans de Goede | dev->parser->interrupt_packet_func = usbredir_interrupt_packet; |
824 | 69354a83 | Hans de Goede | dev->read_buf = NULL;
|
825 | 69354a83 | Hans de Goede | dev->read_buf_size = 0;
|
826 | 6af16589 | Hans de Goede | |
827 | 6af16589 | Hans de Goede | usbredirparser_caps_set_cap(caps, usb_redir_cap_connect_device_version); |
828 | 097a66ef | Hans de Goede | usbredirparser_caps_set_cap(caps, usb_redir_cap_filter); |
829 | 6af16589 | Hans de Goede | usbredirparser_init(dev->parser, VERSION, caps, USB_REDIR_CAPS_SIZE, 0);
|
830 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
831 | 69354a83 | Hans de Goede | } |
832 | 69354a83 | Hans de Goede | } |
833 | 69354a83 | Hans de Goede | |
834 | 69354a83 | Hans de Goede | static void usbredir_do_attach(void *opaque) |
835 | 69354a83 | Hans de Goede | { |
836 | 69354a83 | Hans de Goede | USBRedirDevice *dev = opaque; |
837 | 69354a83 | Hans de Goede | |
838 | 69354a83 | Hans de Goede | usb_device_attach(&dev->dev); |
839 | 69354a83 | Hans de Goede | } |
840 | 69354a83 | Hans de Goede | |
841 | 69354a83 | Hans de Goede | /*
|
842 | 69354a83 | Hans de Goede | * chardev callbacks
|
843 | 69354a83 | Hans de Goede | */
|
844 | 69354a83 | Hans de Goede | |
845 | 69354a83 | Hans de Goede | static int usbredir_chardev_can_read(void *opaque) |
846 | 69354a83 | Hans de Goede | { |
847 | 69354a83 | Hans de Goede | USBRedirDevice *dev = opaque; |
848 | 69354a83 | Hans de Goede | |
849 | 69354a83 | Hans de Goede | if (dev->parser) {
|
850 | 69354a83 | Hans de Goede | /* usbredir_parser_do_read will consume *all* data we give it */
|
851 | 69354a83 | Hans de Goede | return 1024 * 1024; |
852 | 69354a83 | Hans de Goede | } else {
|
853 | 69354a83 | Hans de Goede | /* usbredir_open_close_bh hasn't handled the open event yet */
|
854 | 69354a83 | Hans de Goede | return 0; |
855 | 69354a83 | Hans de Goede | } |
856 | 69354a83 | Hans de Goede | } |
857 | 69354a83 | Hans de Goede | |
858 | 69354a83 | Hans de Goede | static void usbredir_chardev_read(void *opaque, const uint8_t *buf, int size) |
859 | 69354a83 | Hans de Goede | { |
860 | 69354a83 | Hans de Goede | USBRedirDevice *dev = opaque; |
861 | 69354a83 | Hans de Goede | |
862 | 69354a83 | Hans de Goede | /* No recursion allowed! */
|
863 | 69354a83 | Hans de Goede | assert(dev->read_buf == NULL);
|
864 | 69354a83 | Hans de Goede | |
865 | 69354a83 | Hans de Goede | dev->read_buf = buf; |
866 | 69354a83 | Hans de Goede | dev->read_buf_size = size; |
867 | 69354a83 | Hans de Goede | |
868 | 69354a83 | Hans de Goede | usbredirparser_do_read(dev->parser); |
869 | 69354a83 | Hans de Goede | /* Send any acks, etc. which may be queued now */
|
870 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
871 | 69354a83 | Hans de Goede | } |
872 | 69354a83 | Hans de Goede | |
873 | 69354a83 | Hans de Goede | static void usbredir_chardev_event(void *opaque, int event) |
874 | 69354a83 | Hans de Goede | { |
875 | 69354a83 | Hans de Goede | USBRedirDevice *dev = opaque; |
876 | 69354a83 | Hans de Goede | |
877 | 69354a83 | Hans de Goede | switch (event) {
|
878 | 69354a83 | Hans de Goede | case CHR_EVENT_OPENED:
|
879 | 69354a83 | Hans de Goede | case CHR_EVENT_CLOSED:
|
880 | 69354a83 | Hans de Goede | qemu_bh_schedule(dev->open_close_bh); |
881 | 69354a83 | Hans de Goede | break;
|
882 | 69354a83 | Hans de Goede | } |
883 | 69354a83 | Hans de Goede | } |
884 | 69354a83 | Hans de Goede | |
885 | 69354a83 | Hans de Goede | /*
|
886 | 69354a83 | Hans de Goede | * init + destroy
|
887 | 69354a83 | Hans de Goede | */
|
888 | 69354a83 | Hans de Goede | |
889 | 69354a83 | Hans de Goede | static int usbredir_initfn(USBDevice *udev) |
890 | 69354a83 | Hans de Goede | { |
891 | 69354a83 | Hans de Goede | USBRedirDevice *dev = DO_UPCAST(USBRedirDevice, dev, udev); |
892 | 69354a83 | Hans de Goede | int i;
|
893 | 69354a83 | Hans de Goede | |
894 | 69354a83 | Hans de Goede | if (dev->cs == NULL) { |
895 | 69354a83 | Hans de Goede | qerror_report(QERR_MISSING_PARAMETER, "chardev");
|
896 | 69354a83 | Hans de Goede | return -1; |
897 | 69354a83 | Hans de Goede | } |
898 | 69354a83 | Hans de Goede | |
899 | 6af16589 | Hans de Goede | if (dev->filter_str) {
|
900 | 6af16589 | Hans de Goede | i = usbredirfilter_string_to_rules(dev->filter_str, ":", "|", |
901 | 6af16589 | Hans de Goede | &dev->filter_rules, |
902 | 6af16589 | Hans de Goede | &dev->filter_rules_count); |
903 | 6af16589 | Hans de Goede | if (i) {
|
904 | 6af16589 | Hans de Goede | qerror_report(QERR_INVALID_PARAMETER_VALUE, "filter",
|
905 | 6af16589 | Hans de Goede | "a usb device filter string");
|
906 | 6af16589 | Hans de Goede | return -1; |
907 | 6af16589 | Hans de Goede | } |
908 | 6af16589 | Hans de Goede | } |
909 | 6af16589 | Hans de Goede | |
910 | 69354a83 | Hans de Goede | dev->open_close_bh = qemu_bh_new(usbredir_open_close_bh, dev); |
911 | 69354a83 | Hans de Goede | dev->attach_timer = qemu_new_timer_ms(vm_clock, usbredir_do_attach, dev); |
912 | 69354a83 | Hans de Goede | |
913 | 69354a83 | Hans de Goede | QTAILQ_INIT(&dev->asyncq); |
914 | 69354a83 | Hans de Goede | for (i = 0; i < MAX_ENDPOINTS; i++) { |
915 | 69354a83 | Hans de Goede | QTAILQ_INIT(&dev->endpoint[i].bufpq); |
916 | 69354a83 | Hans de Goede | } |
917 | 69354a83 | Hans de Goede | |
918 | 69354a83 | Hans de Goede | /* We'll do the attach once we receive the speed from the usb-host */
|
919 | 69354a83 | Hans de Goede | udev->auto_attach = 0;
|
920 | 69354a83 | Hans de Goede | |
921 | 65f9d986 | Hans de Goede | /* Let the backend know we are ready */
|
922 | 65f9d986 | Hans de Goede | qemu_chr_fe_open(dev->cs); |
923 | 69354a83 | Hans de Goede | qemu_chr_add_handlers(dev->cs, usbredir_chardev_can_read, |
924 | 69354a83 | Hans de Goede | usbredir_chardev_read, usbredir_chardev_event, dev); |
925 | 69354a83 | Hans de Goede | |
926 | 69354a83 | Hans de Goede | return 0; |
927 | 69354a83 | Hans de Goede | } |
928 | 69354a83 | Hans de Goede | |
929 | 69354a83 | Hans de Goede | static void usbredir_cleanup_device_queues(USBRedirDevice *dev) |
930 | 69354a83 | Hans de Goede | { |
931 | 69354a83 | Hans de Goede | AsyncURB *aurb, *next_aurb; |
932 | 69354a83 | Hans de Goede | int i;
|
933 | 69354a83 | Hans de Goede | |
934 | 69354a83 | Hans de Goede | QTAILQ_FOREACH_SAFE(aurb, &dev->asyncq, next, next_aurb) { |
935 | 69354a83 | Hans de Goede | async_free(dev, aurb); |
936 | 69354a83 | Hans de Goede | } |
937 | 69354a83 | Hans de Goede | for (i = 0; i < MAX_ENDPOINTS; i++) { |
938 | 69354a83 | Hans de Goede | usbredir_free_bufpq(dev, I2EP(i)); |
939 | 69354a83 | Hans de Goede | } |
940 | 69354a83 | Hans de Goede | } |
941 | 69354a83 | Hans de Goede | |
942 | 69354a83 | Hans de Goede | static void usbredir_handle_destroy(USBDevice *udev) |
943 | 69354a83 | Hans de Goede | { |
944 | 69354a83 | Hans de Goede | USBRedirDevice *dev = DO_UPCAST(USBRedirDevice, dev, udev); |
945 | 69354a83 | Hans de Goede | |
946 | 65f9d986 | Hans de Goede | qemu_chr_fe_close(dev->cs); |
947 | 70f24fb6 | Anthony Liguori | qemu_chr_delete(dev->cs); |
948 | 69354a83 | Hans de Goede | /* Note must be done after qemu_chr_close, as that causes a close event */
|
949 | 69354a83 | Hans de Goede | qemu_bh_delete(dev->open_close_bh); |
950 | 69354a83 | Hans de Goede | |
951 | 69354a83 | Hans de Goede | qemu_del_timer(dev->attach_timer); |
952 | 69354a83 | Hans de Goede | qemu_free_timer(dev->attach_timer); |
953 | 69354a83 | Hans de Goede | |
954 | 69354a83 | Hans de Goede | usbredir_cleanup_device_queues(dev); |
955 | 69354a83 | Hans de Goede | |
956 | 69354a83 | Hans de Goede | if (dev->parser) {
|
957 | 69354a83 | Hans de Goede | usbredirparser_destroy(dev->parser); |
958 | 69354a83 | Hans de Goede | } |
959 | 6af16589 | Hans de Goede | |
960 | 6af16589 | Hans de Goede | free(dev->filter_rules); |
961 | 6af16589 | Hans de Goede | } |
962 | 6af16589 | Hans de Goede | |
963 | 6af16589 | Hans de Goede | static int usbredir_check_filter(USBRedirDevice *dev) |
964 | 6af16589 | Hans de Goede | { |
965 | 6af16589 | Hans de Goede | if (dev->interface_info.interface_count == 0) { |
966 | 6af16589 | Hans de Goede | ERROR("No interface info for device\n");
|
967 | 5b3bd682 | Hans de Goede | goto error;
|
968 | 6af16589 | Hans de Goede | } |
969 | 6af16589 | Hans de Goede | |
970 | 6af16589 | Hans de Goede | if (dev->filter_rules) {
|
971 | 6af16589 | Hans de Goede | if (!usbredirparser_peer_has_cap(dev->parser,
|
972 | 6af16589 | Hans de Goede | usb_redir_cap_connect_device_version)) { |
973 | 6af16589 | Hans de Goede | ERROR("Device filter specified and peer does not have the "
|
974 | 6af16589 | Hans de Goede | "connect_device_version capability\n");
|
975 | 5b3bd682 | Hans de Goede | goto error;
|
976 | 6af16589 | Hans de Goede | } |
977 | 6af16589 | Hans de Goede | |
978 | 6af16589 | Hans de Goede | if (usbredirfilter_check(
|
979 | 6af16589 | Hans de Goede | dev->filter_rules, |
980 | 6af16589 | Hans de Goede | dev->filter_rules_count, |
981 | 6af16589 | Hans de Goede | dev->device_info.device_class, |
982 | 6af16589 | Hans de Goede | dev->device_info.device_subclass, |
983 | 6af16589 | Hans de Goede | dev->device_info.device_protocol, |
984 | 6af16589 | Hans de Goede | dev->interface_info.interface_class, |
985 | 6af16589 | Hans de Goede | dev->interface_info.interface_subclass, |
986 | 6af16589 | Hans de Goede | dev->interface_info.interface_protocol, |
987 | 6af16589 | Hans de Goede | dev->interface_info.interface_count, |
988 | 6af16589 | Hans de Goede | dev->device_info.vendor_id, |
989 | 6af16589 | Hans de Goede | dev->device_info.product_id, |
990 | 6af16589 | Hans de Goede | dev->device_info.device_version_bcd, |
991 | 6af16589 | Hans de Goede | 0) != 0) { |
992 | 5b3bd682 | Hans de Goede | goto error;
|
993 | 6af16589 | Hans de Goede | } |
994 | 6af16589 | Hans de Goede | } |
995 | 6af16589 | Hans de Goede | |
996 | 6af16589 | Hans de Goede | return 0; |
997 | 5b3bd682 | Hans de Goede | |
998 | 5b3bd682 | Hans de Goede | error:
|
999 | 5b3bd682 | Hans de Goede | usbredir_device_disconnect(dev); |
1000 | 097a66ef | Hans de Goede | if (usbredirparser_peer_has_cap(dev->parser, usb_redir_cap_filter)) {
|
1001 | 097a66ef | Hans de Goede | usbredirparser_send_filter_reject(dev->parser); |
1002 | 097a66ef | Hans de Goede | usbredirparser_do_write(dev->parser); |
1003 | 097a66ef | Hans de Goede | } |
1004 | 5b3bd682 | Hans de Goede | return -1; |
1005 | 69354a83 | Hans de Goede | } |
1006 | 69354a83 | Hans de Goede | |
1007 | 69354a83 | Hans de Goede | /*
|
1008 | 69354a83 | Hans de Goede | * usbredirparser packet complete callbacks
|
1009 | 69354a83 | Hans de Goede | */
|
1010 | 69354a83 | Hans de Goede | |
1011 | 69354a83 | Hans de Goede | static int usbredir_handle_status(USBRedirDevice *dev, |
1012 | 69354a83 | Hans de Goede | int status, int actual_len) |
1013 | 69354a83 | Hans de Goede | { |
1014 | 69354a83 | Hans de Goede | switch (status) {
|
1015 | 69354a83 | Hans de Goede | case usb_redir_success:
|
1016 | 69354a83 | Hans de Goede | return actual_len;
|
1017 | 69354a83 | Hans de Goede | case usb_redir_stall:
|
1018 | 69354a83 | Hans de Goede | return USB_RET_STALL;
|
1019 | 69354a83 | Hans de Goede | case usb_redir_cancelled:
|
1020 | 69354a83 | Hans de Goede | WARNING("returning cancelled packet to HC?\n");
|
1021 | 69354a83 | Hans de Goede | case usb_redir_inval:
|
1022 | 69354a83 | Hans de Goede | case usb_redir_ioerror:
|
1023 | 69354a83 | Hans de Goede | case usb_redir_timeout:
|
1024 | 69354a83 | Hans de Goede | default:
|
1025 | 69354a83 | Hans de Goede | return USB_RET_NAK;
|
1026 | 69354a83 | Hans de Goede | } |
1027 | 69354a83 | Hans de Goede | } |
1028 | 69354a83 | Hans de Goede | |
1029 | 097a66ef | Hans de Goede | static void usbredir_hello(void *priv, struct usb_redir_hello_header *h) |
1030 | 097a66ef | Hans de Goede | { |
1031 | 097a66ef | Hans de Goede | USBRedirDevice *dev = priv; |
1032 | 097a66ef | Hans de Goede | |
1033 | 097a66ef | Hans de Goede | /* Try to send the filter info now that we've the usb-host's caps */
|
1034 | 097a66ef | Hans de Goede | if (usbredirparser_peer_has_cap(dev->parser, usb_redir_cap_filter) &&
|
1035 | 097a66ef | Hans de Goede | dev->filter_rules) { |
1036 | 097a66ef | Hans de Goede | usbredirparser_send_filter_filter(dev->parser, dev->filter_rules, |
1037 | 097a66ef | Hans de Goede | dev->filter_rules_count); |
1038 | 097a66ef | Hans de Goede | usbredirparser_do_write(dev->parser); |
1039 | 097a66ef | Hans de Goede | } |
1040 | 097a66ef | Hans de Goede | } |
1041 | 097a66ef | Hans de Goede | |
1042 | 69354a83 | Hans de Goede | static void usbredir_device_connect(void *priv, |
1043 | 69354a83 | Hans de Goede | struct usb_redir_device_connect_header *device_connect)
|
1044 | 69354a83 | Hans de Goede | { |
1045 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
1046 | 6af16589 | Hans de Goede | const char *speed; |
1047 | 69354a83 | Hans de Goede | |
1048 | 99f08100 | Hans de Goede | if (qemu_timer_pending(dev->attach_timer) || dev->dev.attached) {
|
1049 | 99f08100 | Hans de Goede | ERROR("Received device connect while already connected\n");
|
1050 | 99f08100 | Hans de Goede | return;
|
1051 | 99f08100 | Hans de Goede | } |
1052 | 99f08100 | Hans de Goede | |
1053 | 69354a83 | Hans de Goede | switch (device_connect->speed) {
|
1054 | 69354a83 | Hans de Goede | case usb_redir_speed_low:
|
1055 | 6af16589 | Hans de Goede | speed = "low speed";
|
1056 | 69354a83 | Hans de Goede | dev->dev.speed = USB_SPEED_LOW; |
1057 | 69354a83 | Hans de Goede | break;
|
1058 | 69354a83 | Hans de Goede | case usb_redir_speed_full:
|
1059 | 6af16589 | Hans de Goede | speed = "full speed";
|
1060 | 69354a83 | Hans de Goede | dev->dev.speed = USB_SPEED_FULL; |
1061 | 69354a83 | Hans de Goede | break;
|
1062 | 69354a83 | Hans de Goede | case usb_redir_speed_high:
|
1063 | 6af16589 | Hans de Goede | speed = "high speed";
|
1064 | 69354a83 | Hans de Goede | dev->dev.speed = USB_SPEED_HIGH; |
1065 | 69354a83 | Hans de Goede | break;
|
1066 | 69354a83 | Hans de Goede | case usb_redir_speed_super:
|
1067 | 6af16589 | Hans de Goede | speed = "super speed";
|
1068 | 69354a83 | Hans de Goede | dev->dev.speed = USB_SPEED_SUPER; |
1069 | 69354a83 | Hans de Goede | break;
|
1070 | 69354a83 | Hans de Goede | default:
|
1071 | 6af16589 | Hans de Goede | speed = "unknown speed";
|
1072 | 69354a83 | Hans de Goede | dev->dev.speed = USB_SPEED_FULL; |
1073 | 69354a83 | Hans de Goede | } |
1074 | 6af16589 | Hans de Goede | |
1075 | 6af16589 | Hans de Goede | if (usbredirparser_peer_has_cap(dev->parser,
|
1076 | 6af16589 | Hans de Goede | usb_redir_cap_connect_device_version)) { |
1077 | 6af16589 | Hans de Goede | INFO("attaching %s device %04x:%04x version %d.%d class %02x\n",
|
1078 | 6af16589 | Hans de Goede | speed, device_connect->vendor_id, device_connect->product_id, |
1079 | 52234bc0 | Hans de Goede | ((device_connect->device_version_bcd & 0xf000) >> 12) * 10 + |
1080 | 52234bc0 | Hans de Goede | ((device_connect->device_version_bcd & 0x0f00) >> 8), |
1081 | 52234bc0 | Hans de Goede | ((device_connect->device_version_bcd & 0x00f0) >> 4) * 10 + |
1082 | 52234bc0 | Hans de Goede | ((device_connect->device_version_bcd & 0x000f) >> 0), |
1083 | 6af16589 | Hans de Goede | device_connect->device_class); |
1084 | 6af16589 | Hans de Goede | } else {
|
1085 | 6af16589 | Hans de Goede | INFO("attaching %s device %04x:%04x class %02x\n", speed,
|
1086 | 6af16589 | Hans de Goede | device_connect->vendor_id, device_connect->product_id, |
1087 | 6af16589 | Hans de Goede | device_connect->device_class); |
1088 | 6af16589 | Hans de Goede | } |
1089 | 6af16589 | Hans de Goede | |
1090 | 69354a83 | Hans de Goede | dev->dev.speedmask = (1 << dev->dev.speed);
|
1091 | 6af16589 | Hans de Goede | dev->device_info = *device_connect; |
1092 | 6af16589 | Hans de Goede | |
1093 | 6af16589 | Hans de Goede | if (usbredir_check_filter(dev)) {
|
1094 | 6af16589 | Hans de Goede | WARNING("Device %04x:%04x rejected by device filter, not attaching\n",
|
1095 | 6af16589 | Hans de Goede | device_connect->vendor_id, device_connect->product_id); |
1096 | 6af16589 | Hans de Goede | return;
|
1097 | 6af16589 | Hans de Goede | } |
1098 | 6af16589 | Hans de Goede | |
1099 | 69354a83 | Hans de Goede | qemu_mod_timer(dev->attach_timer, dev->next_attach_time); |
1100 | 69354a83 | Hans de Goede | } |
1101 | 69354a83 | Hans de Goede | |
1102 | 69354a83 | Hans de Goede | static void usbredir_device_disconnect(void *priv) |
1103 | 69354a83 | Hans de Goede | { |
1104 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
1105 | 99f08100 | Hans de Goede | int i;
|
1106 | 69354a83 | Hans de Goede | |
1107 | 69354a83 | Hans de Goede | /* Stop any pending attaches */
|
1108 | 69354a83 | Hans de Goede | qemu_del_timer(dev->attach_timer); |
1109 | 69354a83 | Hans de Goede | |
1110 | 69354a83 | Hans de Goede | if (dev->dev.attached) {
|
1111 | 69354a83 | Hans de Goede | usb_device_detach(&dev->dev); |
1112 | 69354a83 | Hans de Goede | /*
|
1113 | 69354a83 | Hans de Goede | * Delay next usb device attach to give the guest a chance to see
|
1114 | 69354a83 | Hans de Goede | * see the detach / attach in case of quick close / open succession
|
1115 | 69354a83 | Hans de Goede | */
|
1116 | 69354a83 | Hans de Goede | dev->next_attach_time = qemu_get_clock_ms(vm_clock) + 200;
|
1117 | 69354a83 | Hans de Goede | } |
1118 | 99f08100 | Hans de Goede | |
1119 | 99f08100 | Hans de Goede | /* Reset state so that the next dev connected starts with a clean slate */
|
1120 | 99f08100 | Hans de Goede | usbredir_cleanup_device_queues(dev); |
1121 | 99f08100 | Hans de Goede | memset(dev->endpoint, 0, sizeof(dev->endpoint)); |
1122 | 99f08100 | Hans de Goede | for (i = 0; i < MAX_ENDPOINTS; i++) { |
1123 | 99f08100 | Hans de Goede | QTAILQ_INIT(&dev->endpoint[i].bufpq); |
1124 | 99f08100 | Hans de Goede | } |
1125 | 6af16589 | Hans de Goede | dev->interface_info.interface_count = 0;
|
1126 | 69354a83 | Hans de Goede | } |
1127 | 69354a83 | Hans de Goede | |
1128 | 69354a83 | Hans de Goede | static void usbredir_interface_info(void *priv, |
1129 | 69354a83 | Hans de Goede | struct usb_redir_interface_info_header *interface_info)
|
1130 | 69354a83 | Hans de Goede | { |
1131 | 6af16589 | Hans de Goede | USBRedirDevice *dev = priv; |
1132 | 6af16589 | Hans de Goede | |
1133 | 6af16589 | Hans de Goede | dev->interface_info = *interface_info; |
1134 | 6af16589 | Hans de Goede | |
1135 | 6af16589 | Hans de Goede | /*
|
1136 | 6af16589 | Hans de Goede | * If we receive interface info after the device has already been
|
1137 | 6af16589 | Hans de Goede | * connected (ie on a set_config), re-check the filter.
|
1138 | 6af16589 | Hans de Goede | */
|
1139 | 6af16589 | Hans de Goede | if (qemu_timer_pending(dev->attach_timer) || dev->dev.attached) {
|
1140 | 6af16589 | Hans de Goede | if (usbredir_check_filter(dev)) {
|
1141 | 6af16589 | Hans de Goede | ERROR("Device no longer matches filter after interface info "
|
1142 | 6af16589 | Hans de Goede | "change, disconnecting!\n");
|
1143 | 6af16589 | Hans de Goede | } |
1144 | 6af16589 | Hans de Goede | } |
1145 | 69354a83 | Hans de Goede | } |
1146 | 69354a83 | Hans de Goede | |
1147 | 69354a83 | Hans de Goede | static void usbredir_ep_info(void *priv, |
1148 | 69354a83 | Hans de Goede | struct usb_redir_ep_info_header *ep_info)
|
1149 | 69354a83 | Hans de Goede | { |
1150 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
1151 | 69354a83 | Hans de Goede | int i;
|
1152 | 69354a83 | Hans de Goede | |
1153 | 69354a83 | Hans de Goede | for (i = 0; i < MAX_ENDPOINTS; i++) { |
1154 | 69354a83 | Hans de Goede | dev->endpoint[i].type = ep_info->type[i]; |
1155 | 69354a83 | Hans de Goede | dev->endpoint[i].interval = ep_info->interval[i]; |
1156 | 69354a83 | Hans de Goede | dev->endpoint[i].interface = ep_info->interface[i]; |
1157 | e8a7dd29 | Hans de Goede | switch (dev->endpoint[i].type) {
|
1158 | e8a7dd29 | Hans de Goede | case usb_redir_type_invalid:
|
1159 | e8a7dd29 | Hans de Goede | break;
|
1160 | e8a7dd29 | Hans de Goede | case usb_redir_type_iso:
|
1161 | e8a7dd29 | Hans de Goede | case usb_redir_type_interrupt:
|
1162 | e8a7dd29 | Hans de Goede | if (dev->endpoint[i].interval == 0) { |
1163 | e8a7dd29 | Hans de Goede | ERROR("Received 0 interval for isoc or irq endpoint\n");
|
1164 | e8a7dd29 | Hans de Goede | usbredir_device_disconnect(dev); |
1165 | e8a7dd29 | Hans de Goede | } |
1166 | e8a7dd29 | Hans de Goede | /* Fall through */
|
1167 | e8a7dd29 | Hans de Goede | case usb_redir_type_control:
|
1168 | e8a7dd29 | Hans de Goede | case usb_redir_type_bulk:
|
1169 | 69354a83 | Hans de Goede | DPRINTF("ep: %02X type: %d interface: %d\n", I2EP(i),
|
1170 | 69354a83 | Hans de Goede | dev->endpoint[i].type, dev->endpoint[i].interface); |
1171 | e8a7dd29 | Hans de Goede | break;
|
1172 | e8a7dd29 | Hans de Goede | default:
|
1173 | e8a7dd29 | Hans de Goede | ERROR("Received invalid endpoint type\n");
|
1174 | e8a7dd29 | Hans de Goede | usbredir_device_disconnect(dev); |
1175 | 69354a83 | Hans de Goede | } |
1176 | 69354a83 | Hans de Goede | } |
1177 | 69354a83 | Hans de Goede | } |
1178 | 69354a83 | Hans de Goede | |
1179 | 69354a83 | Hans de Goede | static void usbredir_configuration_status(void *priv, uint32_t id, |
1180 | 69354a83 | Hans de Goede | struct usb_redir_configuration_status_header *config_status)
|
1181 | 69354a83 | Hans de Goede | { |
1182 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
1183 | 69354a83 | Hans de Goede | AsyncURB *aurb; |
1184 | 69354a83 | Hans de Goede | int len = 0; |
1185 | 69354a83 | Hans de Goede | |
1186 | 69354a83 | Hans de Goede | DPRINTF("set config status %d config %d id %u\n", config_status->status,
|
1187 | 69354a83 | Hans de Goede | config_status->configuration, id); |
1188 | 69354a83 | Hans de Goede | |
1189 | 69354a83 | Hans de Goede | aurb = async_find(dev, id); |
1190 | 69354a83 | Hans de Goede | if (!aurb) {
|
1191 | 69354a83 | Hans de Goede | return;
|
1192 | 69354a83 | Hans de Goede | } |
1193 | 69354a83 | Hans de Goede | if (aurb->packet) {
|
1194 | 69354a83 | Hans de Goede | if (aurb->get) {
|
1195 | 69354a83 | Hans de Goede | dev->dev.data_buf[0] = config_status->configuration;
|
1196 | 69354a83 | Hans de Goede | len = 1;
|
1197 | 69354a83 | Hans de Goede | } |
1198 | 4f4321c1 | Gerd Hoffmann | aurb->packet->result = |
1199 | 69354a83 | Hans de Goede | usbredir_handle_status(dev, config_status->status, len); |
1200 | 69354a83 | Hans de Goede | usb_generic_async_ctrl_complete(&dev->dev, aurb->packet); |
1201 | 69354a83 | Hans de Goede | } |
1202 | 69354a83 | Hans de Goede | async_free(dev, aurb); |
1203 | 69354a83 | Hans de Goede | } |
1204 | 69354a83 | Hans de Goede | |
1205 | 69354a83 | Hans de Goede | static void usbredir_alt_setting_status(void *priv, uint32_t id, |
1206 | 69354a83 | Hans de Goede | struct usb_redir_alt_setting_status_header *alt_setting_status)
|
1207 | 69354a83 | Hans de Goede | { |
1208 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
1209 | 69354a83 | Hans de Goede | AsyncURB *aurb; |
1210 | 69354a83 | Hans de Goede | int len = 0; |
1211 | 69354a83 | Hans de Goede | |
1212 | 69354a83 | Hans de Goede | DPRINTF("alt status %d intf %d alt %d id: %u\n",
|
1213 | 69354a83 | Hans de Goede | alt_setting_status->status, |
1214 | 69354a83 | Hans de Goede | alt_setting_status->interface, |
1215 | 69354a83 | Hans de Goede | alt_setting_status->alt, id); |
1216 | 69354a83 | Hans de Goede | |
1217 | 69354a83 | Hans de Goede | aurb = async_find(dev, id); |
1218 | 69354a83 | Hans de Goede | if (!aurb) {
|
1219 | 69354a83 | Hans de Goede | return;
|
1220 | 69354a83 | Hans de Goede | } |
1221 | 69354a83 | Hans de Goede | if (aurb->packet) {
|
1222 | 69354a83 | Hans de Goede | if (aurb->get) {
|
1223 | 69354a83 | Hans de Goede | dev->dev.data_buf[0] = alt_setting_status->alt;
|
1224 | 69354a83 | Hans de Goede | len = 1;
|
1225 | 69354a83 | Hans de Goede | } |
1226 | 4f4321c1 | Gerd Hoffmann | aurb->packet->result = |
1227 | 69354a83 | Hans de Goede | usbredir_handle_status(dev, alt_setting_status->status, len); |
1228 | 69354a83 | Hans de Goede | usb_generic_async_ctrl_complete(&dev->dev, aurb->packet); |
1229 | 69354a83 | Hans de Goede | } |
1230 | 69354a83 | Hans de Goede | async_free(dev, aurb); |
1231 | 69354a83 | Hans de Goede | } |
1232 | 69354a83 | Hans de Goede | |
1233 | 69354a83 | Hans de Goede | static void usbredir_iso_stream_status(void *priv, uint32_t id, |
1234 | 69354a83 | Hans de Goede | struct usb_redir_iso_stream_status_header *iso_stream_status)
|
1235 | 69354a83 | Hans de Goede | { |
1236 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
1237 | 69354a83 | Hans de Goede | uint8_t ep = iso_stream_status->endpoint; |
1238 | 69354a83 | Hans de Goede | |
1239 | 69354a83 | Hans de Goede | DPRINTF("iso status %d ep %02X id %u\n", iso_stream_status->status,
|
1240 | 69354a83 | Hans de Goede | ep, id); |
1241 | 69354a83 | Hans de Goede | |
1242 | 2bd836e5 | Hans de Goede | if (!dev->dev.attached || !dev->endpoint[EP2I(ep)].iso_started) {
|
1243 | 99f08100 | Hans de Goede | return;
|
1244 | 99f08100 | Hans de Goede | } |
1245 | 99f08100 | Hans de Goede | |
1246 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].iso_error = iso_stream_status->status; |
1247 | 69354a83 | Hans de Goede | if (iso_stream_status->status == usb_redir_stall) {
|
1248 | 69354a83 | Hans de Goede | DPRINTF("iso stream stopped by peer ep %02X\n", ep);
|
1249 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].iso_started = 0;
|
1250 | 69354a83 | Hans de Goede | } |
1251 | 69354a83 | Hans de Goede | } |
1252 | 69354a83 | Hans de Goede | |
1253 | 69354a83 | Hans de Goede | static void usbredir_interrupt_receiving_status(void *priv, uint32_t id, |
1254 | 69354a83 | Hans de Goede | struct usb_redir_interrupt_receiving_status_header
|
1255 | 69354a83 | Hans de Goede | *interrupt_receiving_status) |
1256 | 69354a83 | Hans de Goede | { |
1257 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
1258 | 69354a83 | Hans de Goede | uint8_t ep = interrupt_receiving_status->endpoint; |
1259 | 69354a83 | Hans de Goede | |
1260 | 69354a83 | Hans de Goede | DPRINTF("interrupt recv status %d ep %02X id %u\n",
|
1261 | 69354a83 | Hans de Goede | interrupt_receiving_status->status, ep, id); |
1262 | 69354a83 | Hans de Goede | |
1263 | 2bd836e5 | Hans de Goede | if (!dev->dev.attached || !dev->endpoint[EP2I(ep)].interrupt_started) {
|
1264 | 99f08100 | Hans de Goede | return;
|
1265 | 99f08100 | Hans de Goede | } |
1266 | 99f08100 | Hans de Goede | |
1267 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].interrupt_error = |
1268 | 69354a83 | Hans de Goede | interrupt_receiving_status->status; |
1269 | 69354a83 | Hans de Goede | if (interrupt_receiving_status->status == usb_redir_stall) {
|
1270 | 69354a83 | Hans de Goede | DPRINTF("interrupt receiving stopped by peer ep %02X\n", ep);
|
1271 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].interrupt_started = 0;
|
1272 | 69354a83 | Hans de Goede | } |
1273 | 69354a83 | Hans de Goede | } |
1274 | 69354a83 | Hans de Goede | |
1275 | 69354a83 | Hans de Goede | static void usbredir_bulk_streams_status(void *priv, uint32_t id, |
1276 | 69354a83 | Hans de Goede | struct usb_redir_bulk_streams_status_header *bulk_streams_status)
|
1277 | 69354a83 | Hans de Goede | { |
1278 | 69354a83 | Hans de Goede | } |
1279 | 69354a83 | Hans de Goede | |
1280 | 69354a83 | Hans de Goede | static void usbredir_control_packet(void *priv, uint32_t id, |
1281 | 69354a83 | Hans de Goede | struct usb_redir_control_packet_header *control_packet,
|
1282 | 69354a83 | Hans de Goede | uint8_t *data, int data_len)
|
1283 | 69354a83 | Hans de Goede | { |
1284 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
1285 | 69354a83 | Hans de Goede | int len = control_packet->length;
|
1286 | 69354a83 | Hans de Goede | AsyncURB *aurb; |
1287 | 69354a83 | Hans de Goede | |
1288 | 69354a83 | Hans de Goede | DPRINTF("ctrl-in status %d len %d id %u\n", control_packet->status,
|
1289 | 69354a83 | Hans de Goede | len, id); |
1290 | 69354a83 | Hans de Goede | |
1291 | 69354a83 | Hans de Goede | aurb = async_find(dev, id); |
1292 | 69354a83 | Hans de Goede | if (!aurb) {
|
1293 | 69354a83 | Hans de Goede | free(data); |
1294 | 69354a83 | Hans de Goede | return;
|
1295 | 69354a83 | Hans de Goede | } |
1296 | 69354a83 | Hans de Goede | |
1297 | 69354a83 | Hans de Goede | aurb->control_packet.status = control_packet->status; |
1298 | 69354a83 | Hans de Goede | aurb->control_packet.length = control_packet->length; |
1299 | 69354a83 | Hans de Goede | if (memcmp(&aurb->control_packet, control_packet,
|
1300 | 69354a83 | Hans de Goede | sizeof(*control_packet))) {
|
1301 | 69354a83 | Hans de Goede | ERROR("return control packet mismatch, please report this!\n");
|
1302 | 69354a83 | Hans de Goede | len = USB_RET_NAK; |
1303 | 69354a83 | Hans de Goede | } |
1304 | 69354a83 | Hans de Goede | |
1305 | 69354a83 | Hans de Goede | if (aurb->packet) {
|
1306 | 69354a83 | Hans de Goede | len = usbredir_handle_status(dev, control_packet->status, len); |
1307 | 69354a83 | Hans de Goede | if (len > 0) { |
1308 | 69354a83 | Hans de Goede | usbredir_log_data(dev, "ctrl data in:", data, data_len);
|
1309 | 69354a83 | Hans de Goede | if (data_len <= sizeof(dev->dev.data_buf)) { |
1310 | 69354a83 | Hans de Goede | memcpy(dev->dev.data_buf, data, data_len); |
1311 | 69354a83 | Hans de Goede | } else {
|
1312 | 69354a83 | Hans de Goede | ERROR("ctrl buffer too small (%d > %zu)\n",
|
1313 | 69354a83 | Hans de Goede | data_len, sizeof(dev->dev.data_buf));
|
1314 | 69354a83 | Hans de Goede | len = USB_RET_STALL; |
1315 | 69354a83 | Hans de Goede | } |
1316 | 69354a83 | Hans de Goede | } |
1317 | 4f4321c1 | Gerd Hoffmann | aurb->packet->result = len; |
1318 | 69354a83 | Hans de Goede | usb_generic_async_ctrl_complete(&dev->dev, aurb->packet); |
1319 | 69354a83 | Hans de Goede | } |
1320 | 69354a83 | Hans de Goede | async_free(dev, aurb); |
1321 | 69354a83 | Hans de Goede | free(data); |
1322 | 69354a83 | Hans de Goede | } |
1323 | 69354a83 | Hans de Goede | |
1324 | 69354a83 | Hans de Goede | static void usbredir_bulk_packet(void *priv, uint32_t id, |
1325 | 69354a83 | Hans de Goede | struct usb_redir_bulk_packet_header *bulk_packet,
|
1326 | 69354a83 | Hans de Goede | uint8_t *data, int data_len)
|
1327 | 69354a83 | Hans de Goede | { |
1328 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
1329 | 69354a83 | Hans de Goede | uint8_t ep = bulk_packet->endpoint; |
1330 | 69354a83 | Hans de Goede | int len = bulk_packet->length;
|
1331 | 69354a83 | Hans de Goede | AsyncURB *aurb; |
1332 | 69354a83 | Hans de Goede | |
1333 | 69354a83 | Hans de Goede | DPRINTF("bulk-in status %d ep %02X len %d id %u\n", bulk_packet->status,
|
1334 | 69354a83 | Hans de Goede | ep, len, id); |
1335 | 69354a83 | Hans de Goede | |
1336 | 69354a83 | Hans de Goede | aurb = async_find(dev, id); |
1337 | 69354a83 | Hans de Goede | if (!aurb) {
|
1338 | 69354a83 | Hans de Goede | free(data); |
1339 | 69354a83 | Hans de Goede | return;
|
1340 | 69354a83 | Hans de Goede | } |
1341 | 69354a83 | Hans de Goede | |
1342 | 69354a83 | Hans de Goede | if (aurb->bulk_packet.endpoint != bulk_packet->endpoint ||
|
1343 | 69354a83 | Hans de Goede | aurb->bulk_packet.stream_id != bulk_packet->stream_id) { |
1344 | 69354a83 | Hans de Goede | ERROR("return bulk packet mismatch, please report this!\n");
|
1345 | 69354a83 | Hans de Goede | len = USB_RET_NAK; |
1346 | 69354a83 | Hans de Goede | } |
1347 | 69354a83 | Hans de Goede | |
1348 | 69354a83 | Hans de Goede | if (aurb->packet) {
|
1349 | 69354a83 | Hans de Goede | len = usbredir_handle_status(dev, bulk_packet->status, len); |
1350 | 69354a83 | Hans de Goede | if (len > 0) { |
1351 | 69354a83 | Hans de Goede | usbredir_log_data(dev, "bulk data in:", data, data_len);
|
1352 | 4f4321c1 | Gerd Hoffmann | if (data_len <= aurb->packet->iov.size) {
|
1353 | 4f4321c1 | Gerd Hoffmann | usb_packet_copy(aurb->packet, data, data_len); |
1354 | 69354a83 | Hans de Goede | } else {
|
1355 | 4f4321c1 | Gerd Hoffmann | ERROR("bulk buffer too small (%d > %zd)\n", data_len,
|
1356 | 4f4321c1 | Gerd Hoffmann | aurb->packet->iov.size); |
1357 | 69354a83 | Hans de Goede | len = USB_RET_STALL; |
1358 | 69354a83 | Hans de Goede | } |
1359 | 69354a83 | Hans de Goede | } |
1360 | 4f4321c1 | Gerd Hoffmann | aurb->packet->result = len; |
1361 | 69354a83 | Hans de Goede | usb_packet_complete(&dev->dev, aurb->packet); |
1362 | 69354a83 | Hans de Goede | } |
1363 | 69354a83 | Hans de Goede | async_free(dev, aurb); |
1364 | 69354a83 | Hans de Goede | free(data); |
1365 | 69354a83 | Hans de Goede | } |
1366 | 69354a83 | Hans de Goede | |
1367 | 69354a83 | Hans de Goede | static void usbredir_iso_packet(void *priv, uint32_t id, |
1368 | 69354a83 | Hans de Goede | struct usb_redir_iso_packet_header *iso_packet,
|
1369 | 69354a83 | Hans de Goede | uint8_t *data, int data_len)
|
1370 | 69354a83 | Hans de Goede | { |
1371 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
1372 | 69354a83 | Hans de Goede | uint8_t ep = iso_packet->endpoint; |
1373 | 69354a83 | Hans de Goede | |
1374 | 69354a83 | Hans de Goede | DPRINTF2("iso-in status %d ep %02X len %d id %u\n", iso_packet->status, ep,
|
1375 | 69354a83 | Hans de Goede | data_len, id); |
1376 | 69354a83 | Hans de Goede | |
1377 | 69354a83 | Hans de Goede | if (dev->endpoint[EP2I(ep)].type != USB_ENDPOINT_XFER_ISOC) {
|
1378 | 69354a83 | Hans de Goede | ERROR("received iso packet for non iso endpoint %02X\n", ep);
|
1379 | 69354a83 | Hans de Goede | free(data); |
1380 | 69354a83 | Hans de Goede | return;
|
1381 | 69354a83 | Hans de Goede | } |
1382 | 69354a83 | Hans de Goede | |
1383 | 69354a83 | Hans de Goede | if (dev->endpoint[EP2I(ep)].iso_started == 0) { |
1384 | 69354a83 | Hans de Goede | DPRINTF("received iso packet for non started stream ep %02X\n", ep);
|
1385 | 69354a83 | Hans de Goede | free(data); |
1386 | 69354a83 | Hans de Goede | return;
|
1387 | 69354a83 | Hans de Goede | } |
1388 | 69354a83 | Hans de Goede | |
1389 | 69354a83 | Hans de Goede | /* bufp_alloc also adds the packet to the ep queue */
|
1390 | 69354a83 | Hans de Goede | bufp_alloc(dev, data, data_len, iso_packet->status, ep); |
1391 | 69354a83 | Hans de Goede | } |
1392 | 69354a83 | Hans de Goede | |
1393 | 69354a83 | Hans de Goede | static void usbredir_interrupt_packet(void *priv, uint32_t id, |
1394 | 69354a83 | Hans de Goede | struct usb_redir_interrupt_packet_header *interrupt_packet,
|
1395 | 69354a83 | Hans de Goede | uint8_t *data, int data_len)
|
1396 | 69354a83 | Hans de Goede | { |
1397 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
1398 | 69354a83 | Hans de Goede | uint8_t ep = interrupt_packet->endpoint; |
1399 | 69354a83 | Hans de Goede | |
1400 | 69354a83 | Hans de Goede | DPRINTF("interrupt-in status %d ep %02X len %d id %u\n",
|
1401 | 69354a83 | Hans de Goede | interrupt_packet->status, ep, data_len, id); |
1402 | 69354a83 | Hans de Goede | |
1403 | 69354a83 | Hans de Goede | if (dev->endpoint[EP2I(ep)].type != USB_ENDPOINT_XFER_INT) {
|
1404 | 69354a83 | Hans de Goede | ERROR("received int packet for non interrupt endpoint %02X\n", ep);
|
1405 | 69354a83 | Hans de Goede | free(data); |
1406 | 69354a83 | Hans de Goede | return;
|
1407 | 69354a83 | Hans de Goede | } |
1408 | 69354a83 | Hans de Goede | |
1409 | 69354a83 | Hans de Goede | if (ep & USB_DIR_IN) {
|
1410 | 69354a83 | Hans de Goede | if (dev->endpoint[EP2I(ep)].interrupt_started == 0) { |
1411 | 69354a83 | Hans de Goede | DPRINTF("received int packet while not started ep %02X\n", ep);
|
1412 | 69354a83 | Hans de Goede | free(data); |
1413 | 69354a83 | Hans de Goede | return;
|
1414 | 69354a83 | Hans de Goede | } |
1415 | 69354a83 | Hans de Goede | |
1416 | 69354a83 | Hans de Goede | /* bufp_alloc also adds the packet to the ep queue */
|
1417 | 69354a83 | Hans de Goede | bufp_alloc(dev, data, data_len, interrupt_packet->status, ep); |
1418 | 69354a83 | Hans de Goede | } else {
|
1419 | 69354a83 | Hans de Goede | int len = interrupt_packet->length;
|
1420 | 69354a83 | Hans de Goede | |
1421 | 69354a83 | Hans de Goede | AsyncURB *aurb = async_find(dev, id); |
1422 | 69354a83 | Hans de Goede | if (!aurb) {
|
1423 | 69354a83 | Hans de Goede | return;
|
1424 | 69354a83 | Hans de Goede | } |
1425 | 69354a83 | Hans de Goede | |
1426 | 69354a83 | Hans de Goede | if (aurb->interrupt_packet.endpoint != interrupt_packet->endpoint) {
|
1427 | 69354a83 | Hans de Goede | ERROR("return int packet mismatch, please report this!\n");
|
1428 | 69354a83 | Hans de Goede | len = USB_RET_NAK; |
1429 | 69354a83 | Hans de Goede | } |
1430 | 69354a83 | Hans de Goede | |
1431 | 69354a83 | Hans de Goede | if (aurb->packet) {
|
1432 | 4f4321c1 | Gerd Hoffmann | aurb->packet->result = usbredir_handle_status(dev, |
1433 | 69354a83 | Hans de Goede | interrupt_packet->status, len); |
1434 | 69354a83 | Hans de Goede | usb_packet_complete(&dev->dev, aurb->packet); |
1435 | 69354a83 | Hans de Goede | } |
1436 | 69354a83 | Hans de Goede | async_free(dev, aurb); |
1437 | 69354a83 | Hans de Goede | } |
1438 | 69354a83 | Hans de Goede | } |
1439 | 69354a83 | Hans de Goede | |
1440 | 3bc36349 | Anthony Liguori | static Property usbredir_properties[] = {
|
1441 | 3bc36349 | Anthony Liguori | DEFINE_PROP_CHR("chardev", USBRedirDevice, cs),
|
1442 | 3bc36349 | Anthony Liguori | DEFINE_PROP_UINT8("debug", USBRedirDevice, debug, 0), |
1443 | 6af16589 | Hans de Goede | DEFINE_PROP_STRING("filter", USBRedirDevice, filter_str),
|
1444 | 3bc36349 | Anthony Liguori | DEFINE_PROP_END_OF_LIST(), |
1445 | 3bc36349 | Anthony Liguori | }; |
1446 | 3bc36349 | Anthony Liguori | |
1447 | 62aed765 | Anthony Liguori | static void usbredir_class_initfn(ObjectClass *klass, void *data) |
1448 | 62aed765 | Anthony Liguori | { |
1449 | 62aed765 | Anthony Liguori | USBDeviceClass *uc = USB_DEVICE_CLASS(klass); |
1450 | 3bc36349 | Anthony Liguori | DeviceClass *dc = DEVICE_CLASS(klass); |
1451 | 62aed765 | Anthony Liguori | |
1452 | 62aed765 | Anthony Liguori | uc->init = usbredir_initfn; |
1453 | 62aed765 | Anthony Liguori | uc->product_desc = "USB Redirection Device";
|
1454 | 62aed765 | Anthony Liguori | uc->handle_destroy = usbredir_handle_destroy; |
1455 | 62aed765 | Anthony Liguori | uc->cancel_packet = usbredir_cancel_packet; |
1456 | 62aed765 | Anthony Liguori | uc->handle_reset = usbredir_handle_reset; |
1457 | 62aed765 | Anthony Liguori | uc->handle_data = usbredir_handle_data; |
1458 | 62aed765 | Anthony Liguori | uc->handle_control = usbredir_handle_control; |
1459 | 3bc36349 | Anthony Liguori | dc->props = usbredir_properties; |
1460 | 62aed765 | Anthony Liguori | } |
1461 | 62aed765 | Anthony Liguori | |
1462 | 3bc36349 | Anthony Liguori | static TypeInfo usbredir_dev_info = {
|
1463 | 3bc36349 | Anthony Liguori | .name = "usb-redir",
|
1464 | 3bc36349 | Anthony Liguori | .parent = TYPE_USB_DEVICE, |
1465 | 3bc36349 | Anthony Liguori | .instance_size = sizeof(USBRedirDevice),
|
1466 | 3bc36349 | Anthony Liguori | .class_init = usbredir_class_initfn, |
1467 | 69354a83 | Hans de Goede | }; |
1468 | 69354a83 | Hans de Goede | |
1469 | 83f7d43a | Andreas Färber | static void usbredir_register_types(void) |
1470 | 69354a83 | Hans de Goede | { |
1471 | 3bc36349 | Anthony Liguori | type_register_static(&usbredir_dev_info); |
1472 | 69354a83 | Hans de Goede | } |
1473 | 83f7d43a | Andreas Färber | |
1474 | 83f7d43a | Andreas Färber | type_init(usbredir_register_types) |