root / usb-redir.c @ a8a00822
History | View | Annotate | Download (38.3 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 | 69354a83 | Hans de Goede | |
38 | 69354a83 | Hans de Goede | #include "hw/usb.h" |
39 | 69354a83 | Hans de Goede | |
40 | 69354a83 | Hans de Goede | #define MAX_ENDPOINTS 32 |
41 | 69354a83 | Hans de Goede | #define EP2I(ep_address) (((ep_address & 0x80) >> 3) | (ep_address & 0x0f)) |
42 | 69354a83 | Hans de Goede | #define I2EP(i) (((i & 0x10) << 3) | (i & 0x0f)) |
43 | 69354a83 | Hans de Goede | |
44 | 69354a83 | Hans de Goede | typedef struct AsyncURB AsyncURB; |
45 | 69354a83 | Hans de Goede | typedef struct USBRedirDevice USBRedirDevice; |
46 | 69354a83 | Hans de Goede | |
47 | 69354a83 | Hans de Goede | /* Struct to hold buffered packets (iso or int input packets) */
|
48 | 69354a83 | Hans de Goede | struct buf_packet {
|
49 | 69354a83 | Hans de Goede | uint8_t *data; |
50 | 69354a83 | Hans de Goede | int len;
|
51 | 69354a83 | Hans de Goede | int status;
|
52 | 69354a83 | Hans de Goede | QTAILQ_ENTRY(buf_packet)next; |
53 | 69354a83 | Hans de Goede | }; |
54 | 69354a83 | Hans de Goede | |
55 | 69354a83 | Hans de Goede | struct endp_data {
|
56 | 69354a83 | Hans de Goede | uint8_t type; |
57 | 69354a83 | Hans de Goede | uint8_t interval; |
58 | 69354a83 | Hans de Goede | uint8_t interface; /* bInterfaceNumber this ep belongs to */
|
59 | 69354a83 | Hans de Goede | uint8_t iso_started; |
60 | 69354a83 | Hans de Goede | uint8_t iso_error; /* For reporting iso errors to the HC */
|
61 | 69354a83 | Hans de Goede | uint8_t interrupt_started; |
62 | 69354a83 | Hans de Goede | uint8_t interrupt_error; |
63 | 69354a83 | Hans de Goede | QTAILQ_HEAD(, buf_packet) bufpq; |
64 | 69354a83 | Hans de Goede | }; |
65 | 69354a83 | Hans de Goede | |
66 | 69354a83 | Hans de Goede | struct USBRedirDevice {
|
67 | 69354a83 | Hans de Goede | USBDevice dev; |
68 | 69354a83 | Hans de Goede | /* Properties */
|
69 | 69354a83 | Hans de Goede | CharDriverState *cs; |
70 | 69354a83 | Hans de Goede | uint8_t debug; |
71 | 69354a83 | Hans de Goede | /* Data passed from chardev the fd_read cb to the usbredirparser read cb */
|
72 | 69354a83 | Hans de Goede | const uint8_t *read_buf;
|
73 | 69354a83 | Hans de Goede | int read_buf_size;
|
74 | 69354a83 | Hans de Goede | /* For async handling of open/close */
|
75 | 69354a83 | Hans de Goede | QEMUBH *open_close_bh; |
76 | 69354a83 | Hans de Goede | /* To delay the usb attach in case of quick chardev close + open */
|
77 | 69354a83 | Hans de Goede | QEMUTimer *attach_timer; |
78 | 69354a83 | Hans de Goede | int64_t next_attach_time; |
79 | 69354a83 | Hans de Goede | struct usbredirparser *parser;
|
80 | 69354a83 | Hans de Goede | struct endp_data endpoint[MAX_ENDPOINTS];
|
81 | 69354a83 | Hans de Goede | uint32_t packet_id; |
82 | 69354a83 | Hans de Goede | QTAILQ_HEAD(, AsyncURB) asyncq; |
83 | 69354a83 | Hans de Goede | }; |
84 | 69354a83 | Hans de Goede | |
85 | 69354a83 | Hans de Goede | struct AsyncURB {
|
86 | 69354a83 | Hans de Goede | USBRedirDevice *dev; |
87 | 69354a83 | Hans de Goede | USBPacket *packet; |
88 | 69354a83 | Hans de Goede | uint32_t packet_id; |
89 | 69354a83 | Hans de Goede | int get;
|
90 | 69354a83 | Hans de Goede | union {
|
91 | 69354a83 | Hans de Goede | struct usb_redir_control_packet_header control_packet;
|
92 | 69354a83 | Hans de Goede | struct usb_redir_bulk_packet_header bulk_packet;
|
93 | 69354a83 | Hans de Goede | struct usb_redir_interrupt_packet_header interrupt_packet;
|
94 | 69354a83 | Hans de Goede | }; |
95 | 69354a83 | Hans de Goede | QTAILQ_ENTRY(AsyncURB)next; |
96 | 69354a83 | Hans de Goede | }; |
97 | 69354a83 | Hans de Goede | |
98 | 69354a83 | Hans de Goede | static void usbredir_device_connect(void *priv, |
99 | 69354a83 | Hans de Goede | struct usb_redir_device_connect_header *device_connect);
|
100 | 69354a83 | Hans de Goede | static void usbredir_device_disconnect(void *priv); |
101 | 69354a83 | Hans de Goede | static void usbredir_interface_info(void *priv, |
102 | 69354a83 | Hans de Goede | struct usb_redir_interface_info_header *interface_info);
|
103 | 69354a83 | Hans de Goede | static void usbredir_ep_info(void *priv, |
104 | 69354a83 | Hans de Goede | struct usb_redir_ep_info_header *ep_info);
|
105 | 69354a83 | Hans de Goede | static void usbredir_configuration_status(void *priv, uint32_t id, |
106 | 69354a83 | Hans de Goede | struct usb_redir_configuration_status_header *configuration_status);
|
107 | 69354a83 | Hans de Goede | static void usbredir_alt_setting_status(void *priv, uint32_t id, |
108 | 69354a83 | Hans de Goede | struct usb_redir_alt_setting_status_header *alt_setting_status);
|
109 | 69354a83 | Hans de Goede | static void usbredir_iso_stream_status(void *priv, uint32_t id, |
110 | 69354a83 | Hans de Goede | struct usb_redir_iso_stream_status_header *iso_stream_status);
|
111 | 69354a83 | Hans de Goede | static void usbredir_interrupt_receiving_status(void *priv, uint32_t id, |
112 | 69354a83 | Hans de Goede | struct usb_redir_interrupt_receiving_status_header
|
113 | 69354a83 | Hans de Goede | *interrupt_receiving_status); |
114 | 69354a83 | Hans de Goede | static void usbredir_bulk_streams_status(void *priv, uint32_t id, |
115 | 69354a83 | Hans de Goede | struct usb_redir_bulk_streams_status_header *bulk_streams_status);
|
116 | 69354a83 | Hans de Goede | static void usbredir_control_packet(void *priv, uint32_t id, |
117 | 69354a83 | Hans de Goede | struct usb_redir_control_packet_header *control_packet,
|
118 | 69354a83 | Hans de Goede | uint8_t *data, int data_len);
|
119 | 69354a83 | Hans de Goede | static void usbredir_bulk_packet(void *priv, uint32_t id, |
120 | 69354a83 | Hans de Goede | struct usb_redir_bulk_packet_header *bulk_packet,
|
121 | 69354a83 | Hans de Goede | uint8_t *data, int data_len);
|
122 | 69354a83 | Hans de Goede | static void usbredir_iso_packet(void *priv, uint32_t id, |
123 | 69354a83 | Hans de Goede | struct usb_redir_iso_packet_header *iso_packet,
|
124 | 69354a83 | Hans de Goede | uint8_t *data, int data_len);
|
125 | 69354a83 | Hans de Goede | static void usbredir_interrupt_packet(void *priv, uint32_t id, |
126 | 69354a83 | Hans de Goede | struct usb_redir_interrupt_packet_header *interrupt_header,
|
127 | 69354a83 | Hans de Goede | uint8_t *data, int data_len);
|
128 | 69354a83 | Hans de Goede | |
129 | 69354a83 | Hans de Goede | static int usbredir_handle_status(USBRedirDevice *dev, |
130 | 69354a83 | Hans de Goede | int status, int actual_len); |
131 | 69354a83 | Hans de Goede | |
132 | 69354a83 | Hans de Goede | #define VERSION "qemu usb-redir guest " QEMU_VERSION |
133 | 69354a83 | Hans de Goede | |
134 | 69354a83 | Hans de Goede | /*
|
135 | 69354a83 | Hans de Goede | * Logging stuff
|
136 | 69354a83 | Hans de Goede | */
|
137 | 69354a83 | Hans de Goede | |
138 | 69354a83 | Hans de Goede | #define ERROR(...) \
|
139 | 69354a83 | Hans de Goede | do { \
|
140 | 69354a83 | Hans de Goede | if (dev->debug >= usbredirparser_error) { \
|
141 | 69354a83 | Hans de Goede | error_report("usb-redir error: " __VA_ARGS__); \
|
142 | 69354a83 | Hans de Goede | } \ |
143 | 69354a83 | Hans de Goede | } while (0) |
144 | 69354a83 | Hans de Goede | #define WARNING(...) \
|
145 | 69354a83 | Hans de Goede | do { \
|
146 | 69354a83 | Hans de Goede | if (dev->debug >= usbredirparser_warning) { \
|
147 | 69354a83 | Hans de Goede | error_report("usb-redir warning: " __VA_ARGS__); \
|
148 | 69354a83 | Hans de Goede | } \ |
149 | 69354a83 | Hans de Goede | } while (0) |
150 | 69354a83 | Hans de Goede | #define INFO(...) \
|
151 | 69354a83 | Hans de Goede | do { \
|
152 | 69354a83 | Hans de Goede | if (dev->debug >= usbredirparser_info) { \
|
153 | 69354a83 | Hans de Goede | error_report("usb-redir: " __VA_ARGS__); \
|
154 | 69354a83 | Hans de Goede | } \ |
155 | 69354a83 | Hans de Goede | } while (0) |
156 | 69354a83 | Hans de Goede | #define DPRINTF(...) \
|
157 | 69354a83 | Hans de Goede | do { \
|
158 | 69354a83 | Hans de Goede | if (dev->debug >= usbredirparser_debug) { \
|
159 | 69354a83 | Hans de Goede | error_report("usb-redir: " __VA_ARGS__); \
|
160 | 69354a83 | Hans de Goede | } \ |
161 | 69354a83 | Hans de Goede | } while (0) |
162 | 69354a83 | Hans de Goede | #define DPRINTF2(...) \
|
163 | 69354a83 | Hans de Goede | do { \
|
164 | 69354a83 | Hans de Goede | if (dev->debug >= usbredirparser_debug_data) { \
|
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 | |
169 | 69354a83 | Hans de Goede | static void usbredir_log(void *priv, int level, const char *msg) |
170 | 69354a83 | Hans de Goede | { |
171 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
172 | 69354a83 | Hans de Goede | |
173 | 69354a83 | Hans de Goede | if (dev->debug < level) {
|
174 | 69354a83 | Hans de Goede | return;
|
175 | 69354a83 | Hans de Goede | } |
176 | 69354a83 | Hans de Goede | |
177 | 69354a83 | Hans de Goede | error_report("%s\n", msg);
|
178 | 69354a83 | Hans de Goede | } |
179 | 69354a83 | Hans de Goede | |
180 | 69354a83 | Hans de Goede | static void usbredir_log_data(USBRedirDevice *dev, const char *desc, |
181 | 69354a83 | Hans de Goede | const uint8_t *data, int len) |
182 | 69354a83 | Hans de Goede | { |
183 | 69354a83 | Hans de Goede | int i, j, n;
|
184 | 69354a83 | Hans de Goede | |
185 | 69354a83 | Hans de Goede | if (dev->debug < usbredirparser_debug_data) {
|
186 | 69354a83 | Hans de Goede | return;
|
187 | 69354a83 | Hans de Goede | } |
188 | 69354a83 | Hans de Goede | |
189 | 69354a83 | Hans de Goede | for (i = 0; i < len; i += j) { |
190 | 69354a83 | Hans de Goede | char buf[128]; |
191 | 69354a83 | Hans de Goede | |
192 | 69354a83 | Hans de Goede | n = sprintf(buf, "%s", desc);
|
193 | 69354a83 | Hans de Goede | for (j = 0; j < 8 && i + j < len; j++) { |
194 | 69354a83 | Hans de Goede | n += sprintf(buf + n, " %02X", data[i + j]);
|
195 | 69354a83 | Hans de Goede | } |
196 | 69354a83 | Hans de Goede | error_report("%s\n", buf);
|
197 | 69354a83 | Hans de Goede | } |
198 | 69354a83 | Hans de Goede | } |
199 | 69354a83 | Hans de Goede | |
200 | 69354a83 | Hans de Goede | /*
|
201 | 69354a83 | Hans de Goede | * usbredirparser io functions
|
202 | 69354a83 | Hans de Goede | */
|
203 | 69354a83 | Hans de Goede | |
204 | 69354a83 | Hans de Goede | static int usbredir_read(void *priv, uint8_t *data, int count) |
205 | 69354a83 | Hans de Goede | { |
206 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
207 | 69354a83 | Hans de Goede | |
208 | 69354a83 | Hans de Goede | if (dev->read_buf_size < count) {
|
209 | 69354a83 | Hans de Goede | count = dev->read_buf_size; |
210 | 69354a83 | Hans de Goede | } |
211 | 69354a83 | Hans de Goede | |
212 | 69354a83 | Hans de Goede | memcpy(data, dev->read_buf, count); |
213 | 69354a83 | Hans de Goede | |
214 | 69354a83 | Hans de Goede | dev->read_buf_size -= count; |
215 | 69354a83 | Hans de Goede | if (dev->read_buf_size) {
|
216 | 69354a83 | Hans de Goede | dev->read_buf += count; |
217 | 69354a83 | Hans de Goede | } else {
|
218 | 69354a83 | Hans de Goede | dev->read_buf = NULL;
|
219 | 69354a83 | Hans de Goede | } |
220 | 69354a83 | Hans de Goede | |
221 | 69354a83 | Hans de Goede | return count;
|
222 | 69354a83 | Hans de Goede | } |
223 | 69354a83 | Hans de Goede | |
224 | 69354a83 | Hans de Goede | static int usbredir_write(void *priv, uint8_t *data, int count) |
225 | 69354a83 | Hans de Goede | { |
226 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
227 | 69354a83 | Hans de Goede | |
228 | 2cc6e0a1 | Anthony Liguori | return qemu_chr_fe_write(dev->cs, data, count);
|
229 | 69354a83 | Hans de Goede | } |
230 | 69354a83 | Hans de Goede | |
231 | 69354a83 | Hans de Goede | /*
|
232 | 69354a83 | Hans de Goede | * Async and buffered packets helpers
|
233 | 69354a83 | Hans de Goede | */
|
234 | 69354a83 | Hans de Goede | |
235 | 69354a83 | Hans de Goede | static AsyncURB *async_alloc(USBRedirDevice *dev, USBPacket *p)
|
236 | 69354a83 | Hans de Goede | { |
237 | 7267c094 | Anthony Liguori | AsyncURB *aurb = (AsyncURB *) g_malloc0(sizeof(AsyncURB));
|
238 | 69354a83 | Hans de Goede | aurb->dev = dev; |
239 | 69354a83 | Hans de Goede | aurb->packet = p; |
240 | 69354a83 | Hans de Goede | aurb->packet_id = dev->packet_id; |
241 | 69354a83 | Hans de Goede | QTAILQ_INSERT_TAIL(&dev->asyncq, aurb, next); |
242 | 69354a83 | Hans de Goede | dev->packet_id++; |
243 | 69354a83 | Hans de Goede | |
244 | 69354a83 | Hans de Goede | return aurb;
|
245 | 69354a83 | Hans de Goede | } |
246 | 69354a83 | Hans de Goede | |
247 | 69354a83 | Hans de Goede | static void async_free(USBRedirDevice *dev, AsyncURB *aurb) |
248 | 69354a83 | Hans de Goede | { |
249 | 69354a83 | Hans de Goede | QTAILQ_REMOVE(&dev->asyncq, aurb, next); |
250 | 7267c094 | Anthony Liguori | g_free(aurb); |
251 | 69354a83 | Hans de Goede | } |
252 | 69354a83 | Hans de Goede | |
253 | 69354a83 | Hans de Goede | static AsyncURB *async_find(USBRedirDevice *dev, uint32_t packet_id)
|
254 | 69354a83 | Hans de Goede | { |
255 | 69354a83 | Hans de Goede | AsyncURB *aurb; |
256 | 69354a83 | Hans de Goede | |
257 | 69354a83 | Hans de Goede | QTAILQ_FOREACH(aurb, &dev->asyncq, next) { |
258 | 69354a83 | Hans de Goede | if (aurb->packet_id == packet_id) {
|
259 | 69354a83 | Hans de Goede | return aurb;
|
260 | 69354a83 | Hans de Goede | } |
261 | 69354a83 | Hans de Goede | } |
262 | 69354a83 | Hans de Goede | ERROR("could not find async urb for packet_id %u\n", packet_id);
|
263 | 69354a83 | Hans de Goede | return NULL; |
264 | 69354a83 | Hans de Goede | } |
265 | 69354a83 | Hans de Goede | |
266 | 69354a83 | Hans de Goede | static void usbredir_cancel_packet(USBDevice *udev, USBPacket *p) |
267 | 69354a83 | Hans de Goede | { |
268 | 69354a83 | Hans de Goede | USBRedirDevice *dev = DO_UPCAST(USBRedirDevice, dev, udev); |
269 | 69354a83 | Hans de Goede | AsyncURB *aurb; |
270 | 69354a83 | Hans de Goede | |
271 | 69354a83 | Hans de Goede | QTAILQ_FOREACH(aurb, &dev->asyncq, next) { |
272 | 69354a83 | Hans de Goede | if (p != aurb->packet) {
|
273 | 69354a83 | Hans de Goede | continue;
|
274 | 69354a83 | Hans de Goede | } |
275 | 69354a83 | Hans de Goede | |
276 | 69354a83 | Hans de Goede | DPRINTF("async cancel id %u\n", aurb->packet_id);
|
277 | 69354a83 | Hans de Goede | usbredirparser_send_cancel_data_packet(dev->parser, aurb->packet_id); |
278 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
279 | 69354a83 | Hans de Goede | |
280 | 69354a83 | Hans de Goede | /* Mark it as dead */
|
281 | 69354a83 | Hans de Goede | aurb->packet = NULL;
|
282 | 69354a83 | Hans de Goede | break;
|
283 | 69354a83 | Hans de Goede | } |
284 | 69354a83 | Hans de Goede | } |
285 | 69354a83 | Hans de Goede | |
286 | 69354a83 | Hans de Goede | static struct buf_packet *bufp_alloc(USBRedirDevice *dev, |
287 | 69354a83 | Hans de Goede | uint8_t *data, int len, int status, uint8_t ep) |
288 | 69354a83 | Hans de Goede | { |
289 | 7267c094 | Anthony Liguori | struct buf_packet *bufp = g_malloc(sizeof(struct buf_packet)); |
290 | 69354a83 | Hans de Goede | bufp->data = data; |
291 | 69354a83 | Hans de Goede | bufp->len = len; |
292 | 69354a83 | Hans de Goede | bufp->status = status; |
293 | 69354a83 | Hans de Goede | QTAILQ_INSERT_TAIL(&dev->endpoint[EP2I(ep)].bufpq, bufp, next); |
294 | 69354a83 | Hans de Goede | return bufp;
|
295 | 69354a83 | Hans de Goede | } |
296 | 69354a83 | Hans de Goede | |
297 | 69354a83 | Hans de Goede | static void bufp_free(USBRedirDevice *dev, struct buf_packet *bufp, |
298 | 69354a83 | Hans de Goede | uint8_t ep) |
299 | 69354a83 | Hans de Goede | { |
300 | 69354a83 | Hans de Goede | QTAILQ_REMOVE(&dev->endpoint[EP2I(ep)].bufpq, bufp, next); |
301 | 69354a83 | Hans de Goede | free(bufp->data); |
302 | 7267c094 | Anthony Liguori | g_free(bufp); |
303 | 69354a83 | Hans de Goede | } |
304 | 69354a83 | Hans de Goede | |
305 | 69354a83 | Hans de Goede | static void usbredir_free_bufpq(USBRedirDevice *dev, uint8_t ep) |
306 | 69354a83 | Hans de Goede | { |
307 | 69354a83 | Hans de Goede | struct buf_packet *buf, *buf_next;
|
308 | 69354a83 | Hans de Goede | |
309 | 69354a83 | Hans de Goede | QTAILQ_FOREACH_SAFE(buf, &dev->endpoint[EP2I(ep)].bufpq, next, buf_next) { |
310 | 69354a83 | Hans de Goede | bufp_free(dev, buf, ep); |
311 | 69354a83 | Hans de Goede | } |
312 | 69354a83 | Hans de Goede | } |
313 | 69354a83 | Hans de Goede | |
314 | 69354a83 | Hans de Goede | /*
|
315 | 69354a83 | Hans de Goede | * USBDevice callbacks
|
316 | 69354a83 | Hans de Goede | */
|
317 | 69354a83 | Hans de Goede | |
318 | 69354a83 | Hans de Goede | static void usbredir_handle_reset(USBDevice *udev) |
319 | 69354a83 | Hans de Goede | { |
320 | 69354a83 | Hans de Goede | USBRedirDevice *dev = DO_UPCAST(USBRedirDevice, dev, udev); |
321 | 69354a83 | Hans de Goede | |
322 | 69354a83 | Hans de Goede | DPRINTF("reset device\n");
|
323 | 69354a83 | Hans de Goede | usbredirparser_send_reset(dev->parser); |
324 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
325 | 69354a83 | Hans de Goede | } |
326 | 69354a83 | Hans de Goede | |
327 | 69354a83 | Hans de Goede | static int usbredir_handle_iso_data(USBRedirDevice *dev, USBPacket *p, |
328 | 69354a83 | Hans de Goede | uint8_t ep) |
329 | 69354a83 | Hans de Goede | { |
330 | 69354a83 | Hans de Goede | int status, len;
|
331 | 69354a83 | Hans de Goede | |
332 | 69354a83 | Hans de Goede | if (!dev->endpoint[EP2I(ep)].iso_started &&
|
333 | 69354a83 | Hans de Goede | !dev->endpoint[EP2I(ep)].iso_error) { |
334 | 69354a83 | Hans de Goede | struct usb_redir_start_iso_stream_header start_iso = {
|
335 | 69354a83 | Hans de Goede | .endpoint = ep, |
336 | 69354a83 | Hans de Goede | /* TODO maybe do something with these depending on ep interval? */
|
337 | 69354a83 | Hans de Goede | .pkts_per_urb = 32,
|
338 | 69354a83 | Hans de Goede | .no_urbs = 3,
|
339 | 69354a83 | Hans de Goede | }; |
340 | 69354a83 | Hans de Goede | /* No id, we look at the ep when receiving a status back */
|
341 | 69354a83 | Hans de Goede | usbredirparser_send_start_iso_stream(dev->parser, 0, &start_iso);
|
342 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
343 | 69354a83 | Hans de Goede | DPRINTF("iso stream started ep %02X\n", ep);
|
344 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].iso_started = 1;
|
345 | 69354a83 | Hans de Goede | } |
346 | 69354a83 | Hans de Goede | |
347 | 69354a83 | Hans de Goede | if (ep & USB_DIR_IN) {
|
348 | 69354a83 | Hans de Goede | struct buf_packet *isop;
|
349 | 69354a83 | Hans de Goede | |
350 | 69354a83 | Hans de Goede | isop = QTAILQ_FIRST(&dev->endpoint[EP2I(ep)].bufpq); |
351 | 69354a83 | Hans de Goede | if (isop == NULL) { |
352 | 69354a83 | Hans de Goede | DPRINTF2("iso-token-in ep %02X, no isop\n", ep);
|
353 | 69354a83 | Hans de Goede | /* Check iso_error for stream errors, otherwise its an underrun */
|
354 | 69354a83 | Hans de Goede | status = dev->endpoint[EP2I(ep)].iso_error; |
355 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].iso_error = 0;
|
356 | 69354a83 | Hans de Goede | return usbredir_handle_status(dev, status, 0); |
357 | 69354a83 | Hans de Goede | } |
358 | 69354a83 | Hans de Goede | DPRINTF2("iso-token-in ep %02X status %d len %d\n", ep, isop->status,
|
359 | 69354a83 | Hans de Goede | isop->len); |
360 | 69354a83 | Hans de Goede | |
361 | 69354a83 | Hans de Goede | status = isop->status; |
362 | 69354a83 | Hans de Goede | if (status != usb_redir_success) {
|
363 | 69354a83 | Hans de Goede | bufp_free(dev, isop, ep); |
364 | 69354a83 | Hans de Goede | return usbredir_handle_status(dev, status, 0); |
365 | 69354a83 | Hans de Goede | } |
366 | 69354a83 | Hans de Goede | |
367 | 69354a83 | Hans de Goede | len = isop->len; |
368 | 4f4321c1 | Gerd Hoffmann | if (len > p->iov.size) {
|
369 | 69354a83 | Hans de Goede | ERROR("received iso data is larger then packet ep %02X\n", ep);
|
370 | 69354a83 | Hans de Goede | bufp_free(dev, isop, ep); |
371 | 69354a83 | Hans de Goede | return USB_RET_NAK;
|
372 | 69354a83 | Hans de Goede | } |
373 | 4f4321c1 | Gerd Hoffmann | usb_packet_copy(p, isop->data, len); |
374 | 69354a83 | Hans de Goede | bufp_free(dev, isop, ep); |
375 | 69354a83 | Hans de Goede | return len;
|
376 | 69354a83 | Hans de Goede | } else {
|
377 | 69354a83 | Hans de Goede | /* If the stream was not started because of a pending error don't
|
378 | 69354a83 | Hans de Goede | send the packet to the usb-host */
|
379 | 69354a83 | Hans de Goede | if (dev->endpoint[EP2I(ep)].iso_started) {
|
380 | 69354a83 | Hans de Goede | struct usb_redir_iso_packet_header iso_packet = {
|
381 | 69354a83 | Hans de Goede | .endpoint = ep, |
382 | 4f4321c1 | Gerd Hoffmann | .length = p->iov.size |
383 | 69354a83 | Hans de Goede | }; |
384 | 4f4321c1 | Gerd Hoffmann | uint8_t buf[p->iov.size]; |
385 | 69354a83 | Hans de Goede | /* No id, we look at the ep when receiving a status back */
|
386 | 4f4321c1 | Gerd Hoffmann | usb_packet_copy(p, buf, p->iov.size); |
387 | 69354a83 | Hans de Goede | usbredirparser_send_iso_packet(dev->parser, 0, &iso_packet,
|
388 | 4f4321c1 | Gerd Hoffmann | buf, p->iov.size); |
389 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
390 | 69354a83 | Hans de Goede | } |
391 | 69354a83 | Hans de Goede | status = dev->endpoint[EP2I(ep)].iso_error; |
392 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].iso_error = 0;
|
393 | 4f4321c1 | Gerd Hoffmann | DPRINTF2("iso-token-out ep %02X status %d len %zd\n", ep, status,
|
394 | 4f4321c1 | Gerd Hoffmann | p->iov.size); |
395 | 4f4321c1 | Gerd Hoffmann | return usbredir_handle_status(dev, status, p->iov.size);
|
396 | 69354a83 | Hans de Goede | } |
397 | 69354a83 | Hans de Goede | } |
398 | 69354a83 | Hans de Goede | |
399 | 69354a83 | Hans de Goede | static void usbredir_stop_iso_stream(USBRedirDevice *dev, uint8_t ep) |
400 | 69354a83 | Hans de Goede | { |
401 | 69354a83 | Hans de Goede | struct usb_redir_stop_iso_stream_header stop_iso_stream = {
|
402 | 69354a83 | Hans de Goede | .endpoint = ep |
403 | 69354a83 | Hans de Goede | }; |
404 | 69354a83 | Hans de Goede | if (dev->endpoint[EP2I(ep)].iso_started) {
|
405 | 69354a83 | Hans de Goede | usbredirparser_send_stop_iso_stream(dev->parser, 0, &stop_iso_stream);
|
406 | 69354a83 | Hans de Goede | DPRINTF("iso stream stopped ep %02X\n", ep);
|
407 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].iso_started = 0;
|
408 | 69354a83 | Hans de Goede | } |
409 | 69354a83 | Hans de Goede | usbredir_free_bufpq(dev, ep); |
410 | 69354a83 | Hans de Goede | } |
411 | 69354a83 | Hans de Goede | |
412 | 69354a83 | Hans de Goede | static int usbredir_handle_bulk_data(USBRedirDevice *dev, USBPacket *p, |
413 | 69354a83 | Hans de Goede | uint8_t ep) |
414 | 69354a83 | Hans de Goede | { |
415 | 69354a83 | Hans de Goede | AsyncURB *aurb = async_alloc(dev, p); |
416 | 69354a83 | Hans de Goede | struct usb_redir_bulk_packet_header bulk_packet;
|
417 | 69354a83 | Hans de Goede | |
418 | 4f4321c1 | Gerd Hoffmann | DPRINTF("bulk-out ep %02X len %zd id %u\n", ep,
|
419 | 4f4321c1 | Gerd Hoffmann | p->iov.size, aurb->packet_id); |
420 | 69354a83 | Hans de Goede | |
421 | 69354a83 | Hans de Goede | bulk_packet.endpoint = ep; |
422 | 4f4321c1 | Gerd Hoffmann | bulk_packet.length = p->iov.size; |
423 | 69354a83 | Hans de Goede | bulk_packet.stream_id = 0;
|
424 | 69354a83 | Hans de Goede | aurb->bulk_packet = bulk_packet; |
425 | 69354a83 | Hans de Goede | |
426 | 69354a83 | Hans de Goede | if (ep & USB_DIR_IN) {
|
427 | 69354a83 | Hans de Goede | usbredirparser_send_bulk_packet(dev->parser, aurb->packet_id, |
428 | 69354a83 | Hans de Goede | &bulk_packet, NULL, 0); |
429 | 69354a83 | Hans de Goede | } else {
|
430 | 4f4321c1 | Gerd Hoffmann | uint8_t buf[p->iov.size]; |
431 | 4f4321c1 | Gerd Hoffmann | usb_packet_copy(p, buf, p->iov.size); |
432 | 4f4321c1 | Gerd Hoffmann | usbredir_log_data(dev, "bulk data out:", buf, p->iov.size);
|
433 | 69354a83 | Hans de Goede | usbredirparser_send_bulk_packet(dev->parser, aurb->packet_id, |
434 | 4f4321c1 | Gerd Hoffmann | &bulk_packet, buf, p->iov.size); |
435 | 69354a83 | Hans de Goede | } |
436 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
437 | 69354a83 | Hans de Goede | return USB_RET_ASYNC;
|
438 | 69354a83 | Hans de Goede | } |
439 | 69354a83 | Hans de Goede | |
440 | 69354a83 | Hans de Goede | static int usbredir_handle_interrupt_data(USBRedirDevice *dev, |
441 | 69354a83 | Hans de Goede | USBPacket *p, uint8_t ep) |
442 | 69354a83 | Hans de Goede | { |
443 | 69354a83 | Hans de Goede | if (ep & USB_DIR_IN) {
|
444 | 69354a83 | Hans de Goede | /* Input interrupt endpoint, buffered packet input */
|
445 | 69354a83 | Hans de Goede | struct buf_packet *intp;
|
446 | 69354a83 | Hans de Goede | int status, len;
|
447 | 69354a83 | Hans de Goede | |
448 | 69354a83 | Hans de Goede | if (!dev->endpoint[EP2I(ep)].interrupt_started &&
|
449 | 69354a83 | Hans de Goede | !dev->endpoint[EP2I(ep)].interrupt_error) { |
450 | 69354a83 | Hans de Goede | struct usb_redir_start_interrupt_receiving_header start_int = {
|
451 | 69354a83 | Hans de Goede | .endpoint = ep, |
452 | 69354a83 | Hans de Goede | }; |
453 | 69354a83 | Hans de Goede | /* No id, we look at the ep when receiving a status back */
|
454 | 69354a83 | Hans de Goede | usbredirparser_send_start_interrupt_receiving(dev->parser, 0,
|
455 | 69354a83 | Hans de Goede | &start_int); |
456 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
457 | 69354a83 | Hans de Goede | DPRINTF("interrupt recv started ep %02X\n", ep);
|
458 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].interrupt_started = 1;
|
459 | 69354a83 | Hans de Goede | } |
460 | 69354a83 | Hans de Goede | |
461 | 69354a83 | Hans de Goede | intp = QTAILQ_FIRST(&dev->endpoint[EP2I(ep)].bufpq); |
462 | 69354a83 | Hans de Goede | if (intp == NULL) { |
463 | 69354a83 | Hans de Goede | DPRINTF2("interrupt-token-in ep %02X, no intp\n", ep);
|
464 | 69354a83 | Hans de Goede | /* Check interrupt_error for stream errors */
|
465 | 69354a83 | Hans de Goede | status = dev->endpoint[EP2I(ep)].interrupt_error; |
466 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].interrupt_error = 0;
|
467 | 69354a83 | Hans de Goede | return usbredir_handle_status(dev, status, 0); |
468 | 69354a83 | Hans de Goede | } |
469 | 69354a83 | Hans de Goede | DPRINTF("interrupt-token-in ep %02X status %d len %d\n", ep,
|
470 | 69354a83 | Hans de Goede | intp->status, intp->len); |
471 | 69354a83 | Hans de Goede | |
472 | 69354a83 | Hans de Goede | status = intp->status; |
473 | 69354a83 | Hans de Goede | if (status != usb_redir_success) {
|
474 | 69354a83 | Hans de Goede | bufp_free(dev, intp, ep); |
475 | 69354a83 | Hans de Goede | return usbredir_handle_status(dev, status, 0); |
476 | 69354a83 | Hans de Goede | } |
477 | 69354a83 | Hans de Goede | |
478 | 69354a83 | Hans de Goede | len = intp->len; |
479 | 4f4321c1 | Gerd Hoffmann | if (len > p->iov.size) {
|
480 | 69354a83 | Hans de Goede | ERROR("received int data is larger then packet ep %02X\n", ep);
|
481 | 69354a83 | Hans de Goede | bufp_free(dev, intp, ep); |
482 | 69354a83 | Hans de Goede | return USB_RET_NAK;
|
483 | 69354a83 | Hans de Goede | } |
484 | 4f4321c1 | Gerd Hoffmann | usb_packet_copy(p, intp->data, len); |
485 | 69354a83 | Hans de Goede | bufp_free(dev, intp, ep); |
486 | 69354a83 | Hans de Goede | return len;
|
487 | 69354a83 | Hans de Goede | } else {
|
488 | 69354a83 | Hans de Goede | /* Output interrupt endpoint, normal async operation */
|
489 | 69354a83 | Hans de Goede | AsyncURB *aurb = async_alloc(dev, p); |
490 | 69354a83 | Hans de Goede | struct usb_redir_interrupt_packet_header interrupt_packet;
|
491 | 4f4321c1 | Gerd Hoffmann | uint8_t buf[p->iov.size]; |
492 | 69354a83 | Hans de Goede | |
493 | 4f4321c1 | Gerd Hoffmann | DPRINTF("interrupt-out ep %02X len %zd id %u\n", ep, p->iov.size,
|
494 | 69354a83 | Hans de Goede | aurb->packet_id); |
495 | 69354a83 | Hans de Goede | |
496 | 69354a83 | Hans de Goede | interrupt_packet.endpoint = ep; |
497 | 4f4321c1 | Gerd Hoffmann | interrupt_packet.length = p->iov.size; |
498 | 69354a83 | Hans de Goede | aurb->interrupt_packet = interrupt_packet; |
499 | 69354a83 | Hans de Goede | |
500 | 4f4321c1 | Gerd Hoffmann | usb_packet_copy(p, buf, p->iov.size); |
501 | 4f4321c1 | Gerd Hoffmann | usbredir_log_data(dev, "interrupt data out:", buf, p->iov.size);
|
502 | 69354a83 | Hans de Goede | usbredirparser_send_interrupt_packet(dev->parser, aurb->packet_id, |
503 | 4f4321c1 | Gerd Hoffmann | &interrupt_packet, buf, p->iov.size); |
504 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
505 | 69354a83 | Hans de Goede | return USB_RET_ASYNC;
|
506 | 69354a83 | Hans de Goede | } |
507 | 69354a83 | Hans de Goede | } |
508 | 69354a83 | Hans de Goede | |
509 | 69354a83 | Hans de Goede | static void usbredir_stop_interrupt_receiving(USBRedirDevice *dev, |
510 | 69354a83 | Hans de Goede | uint8_t ep) |
511 | 69354a83 | Hans de Goede | { |
512 | 69354a83 | Hans de Goede | struct usb_redir_stop_interrupt_receiving_header stop_interrupt_recv = {
|
513 | 69354a83 | Hans de Goede | .endpoint = ep |
514 | 69354a83 | Hans de Goede | }; |
515 | 69354a83 | Hans de Goede | if (dev->endpoint[EP2I(ep)].interrupt_started) {
|
516 | 69354a83 | Hans de Goede | usbredirparser_send_stop_interrupt_receiving(dev->parser, 0,
|
517 | 69354a83 | Hans de Goede | &stop_interrupt_recv); |
518 | 69354a83 | Hans de Goede | DPRINTF("interrupt recv stopped ep %02X\n", ep);
|
519 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].interrupt_started = 0;
|
520 | 69354a83 | Hans de Goede | } |
521 | 69354a83 | Hans de Goede | usbredir_free_bufpq(dev, ep); |
522 | 69354a83 | Hans de Goede | } |
523 | 69354a83 | Hans de Goede | |
524 | 69354a83 | Hans de Goede | static int usbredir_handle_data(USBDevice *udev, USBPacket *p) |
525 | 69354a83 | Hans de Goede | { |
526 | 69354a83 | Hans de Goede | USBRedirDevice *dev = DO_UPCAST(USBRedirDevice, dev, udev); |
527 | 69354a83 | Hans de Goede | uint8_t ep; |
528 | 69354a83 | Hans de Goede | |
529 | 69354a83 | Hans de Goede | ep = p->devep; |
530 | 69354a83 | Hans de Goede | if (p->pid == USB_TOKEN_IN) {
|
531 | 69354a83 | Hans de Goede | ep |= USB_DIR_IN; |
532 | 69354a83 | Hans de Goede | } |
533 | 69354a83 | Hans de Goede | |
534 | 69354a83 | Hans de Goede | switch (dev->endpoint[EP2I(ep)].type) {
|
535 | 69354a83 | Hans de Goede | case USB_ENDPOINT_XFER_CONTROL:
|
536 | 69354a83 | Hans de Goede | ERROR("handle_data called for control transfer on ep %02X\n", ep);
|
537 | 69354a83 | Hans de Goede | return USB_RET_NAK;
|
538 | 69354a83 | Hans de Goede | case USB_ENDPOINT_XFER_ISOC:
|
539 | 69354a83 | Hans de Goede | return usbredir_handle_iso_data(dev, p, ep);
|
540 | 69354a83 | Hans de Goede | case USB_ENDPOINT_XFER_BULK:
|
541 | 69354a83 | Hans de Goede | return usbredir_handle_bulk_data(dev, p, ep);;
|
542 | 69354a83 | Hans de Goede | case USB_ENDPOINT_XFER_INT:
|
543 | 69354a83 | Hans de Goede | return usbredir_handle_interrupt_data(dev, p, ep);;
|
544 | 69354a83 | Hans de Goede | default:
|
545 | 69354a83 | Hans de Goede | ERROR("handle_data ep %02X has unknown type %d\n", ep,
|
546 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].type); |
547 | 69354a83 | Hans de Goede | return USB_RET_NAK;
|
548 | 69354a83 | Hans de Goede | } |
549 | 69354a83 | Hans de Goede | } |
550 | 69354a83 | Hans de Goede | |
551 | 69354a83 | Hans de Goede | static int usbredir_set_config(USBRedirDevice *dev, USBPacket *p, |
552 | 69354a83 | Hans de Goede | int config)
|
553 | 69354a83 | Hans de Goede | { |
554 | 69354a83 | Hans de Goede | struct usb_redir_set_configuration_header set_config;
|
555 | 69354a83 | Hans de Goede | AsyncURB *aurb = async_alloc(dev, p); |
556 | 69354a83 | Hans de Goede | int i;
|
557 | 69354a83 | Hans de Goede | |
558 | 69354a83 | Hans de Goede | DPRINTF("set config %d id %u\n", config, aurb->packet_id);
|
559 | 69354a83 | Hans de Goede | |
560 | 69354a83 | Hans de Goede | for (i = 0; i < MAX_ENDPOINTS; i++) { |
561 | 69354a83 | Hans de Goede | switch (dev->endpoint[i].type) {
|
562 | 69354a83 | Hans de Goede | case USB_ENDPOINT_XFER_ISOC:
|
563 | 69354a83 | Hans de Goede | usbredir_stop_iso_stream(dev, I2EP(i)); |
564 | 69354a83 | Hans de Goede | break;
|
565 | 69354a83 | Hans de Goede | case USB_ENDPOINT_XFER_INT:
|
566 | 69354a83 | Hans de Goede | if (i & 0x10) { |
567 | 69354a83 | Hans de Goede | usbredir_stop_interrupt_receiving(dev, I2EP(i)); |
568 | 69354a83 | Hans de Goede | } |
569 | 69354a83 | Hans de Goede | break;
|
570 | 69354a83 | Hans de Goede | } |
571 | 69354a83 | Hans de Goede | usbredir_free_bufpq(dev, I2EP(i)); |
572 | 69354a83 | Hans de Goede | } |
573 | 69354a83 | Hans de Goede | |
574 | 69354a83 | Hans de Goede | set_config.configuration = config; |
575 | 69354a83 | Hans de Goede | usbredirparser_send_set_configuration(dev->parser, aurb->packet_id, |
576 | 69354a83 | Hans de Goede | &set_config); |
577 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
578 | 69354a83 | Hans de Goede | return USB_RET_ASYNC;
|
579 | 69354a83 | Hans de Goede | } |
580 | 69354a83 | Hans de Goede | |
581 | 69354a83 | Hans de Goede | static int usbredir_get_config(USBRedirDevice *dev, USBPacket *p) |
582 | 69354a83 | Hans de Goede | { |
583 | 69354a83 | Hans de Goede | AsyncURB *aurb = async_alloc(dev, p); |
584 | 69354a83 | Hans de Goede | |
585 | 69354a83 | Hans de Goede | DPRINTF("get config id %u\n", aurb->packet_id);
|
586 | 69354a83 | Hans de Goede | |
587 | 69354a83 | Hans de Goede | aurb->get = 1;
|
588 | 69354a83 | Hans de Goede | usbredirparser_send_get_configuration(dev->parser, aurb->packet_id); |
589 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
590 | 69354a83 | Hans de Goede | return USB_RET_ASYNC;
|
591 | 69354a83 | Hans de Goede | } |
592 | 69354a83 | Hans de Goede | |
593 | 69354a83 | Hans de Goede | static int usbredir_set_interface(USBRedirDevice *dev, USBPacket *p, |
594 | 69354a83 | Hans de Goede | int interface, int alt) |
595 | 69354a83 | Hans de Goede | { |
596 | 69354a83 | Hans de Goede | struct usb_redir_set_alt_setting_header set_alt;
|
597 | 69354a83 | Hans de Goede | AsyncURB *aurb = async_alloc(dev, p); |
598 | 69354a83 | Hans de Goede | int i;
|
599 | 69354a83 | Hans de Goede | |
600 | 69354a83 | Hans de Goede | DPRINTF("set interface %d alt %d id %u\n", interface, alt,
|
601 | 69354a83 | Hans de Goede | aurb->packet_id); |
602 | 69354a83 | Hans de Goede | |
603 | 69354a83 | Hans de Goede | for (i = 0; i < MAX_ENDPOINTS; i++) { |
604 | 69354a83 | Hans de Goede | if (dev->endpoint[i].interface == interface) {
|
605 | 69354a83 | Hans de Goede | switch (dev->endpoint[i].type) {
|
606 | 69354a83 | Hans de Goede | case USB_ENDPOINT_XFER_ISOC:
|
607 | 69354a83 | Hans de Goede | usbredir_stop_iso_stream(dev, I2EP(i)); |
608 | 69354a83 | Hans de Goede | break;
|
609 | 69354a83 | Hans de Goede | case USB_ENDPOINT_XFER_INT:
|
610 | 69354a83 | Hans de Goede | if (i & 0x10) { |
611 | 69354a83 | Hans de Goede | usbredir_stop_interrupt_receiving(dev, I2EP(i)); |
612 | 69354a83 | Hans de Goede | } |
613 | 69354a83 | Hans de Goede | break;
|
614 | 69354a83 | Hans de Goede | } |
615 | 69354a83 | Hans de Goede | usbredir_free_bufpq(dev, I2EP(i)); |
616 | 69354a83 | Hans de Goede | } |
617 | 69354a83 | Hans de Goede | } |
618 | 69354a83 | Hans de Goede | |
619 | 69354a83 | Hans de Goede | set_alt.interface = interface; |
620 | 69354a83 | Hans de Goede | set_alt.alt = alt; |
621 | 69354a83 | Hans de Goede | usbredirparser_send_set_alt_setting(dev->parser, aurb->packet_id, |
622 | 69354a83 | Hans de Goede | &set_alt); |
623 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
624 | 69354a83 | Hans de Goede | return USB_RET_ASYNC;
|
625 | 69354a83 | Hans de Goede | } |
626 | 69354a83 | Hans de Goede | |
627 | 69354a83 | Hans de Goede | static int usbredir_get_interface(USBRedirDevice *dev, USBPacket *p, |
628 | 69354a83 | Hans de Goede | int interface)
|
629 | 69354a83 | Hans de Goede | { |
630 | 69354a83 | Hans de Goede | struct usb_redir_get_alt_setting_header get_alt;
|
631 | 69354a83 | Hans de Goede | AsyncURB *aurb = async_alloc(dev, p); |
632 | 69354a83 | Hans de Goede | |
633 | 69354a83 | Hans de Goede | DPRINTF("get interface %d id %u\n", interface, aurb->packet_id);
|
634 | 69354a83 | Hans de Goede | |
635 | 69354a83 | Hans de Goede | get_alt.interface = interface; |
636 | 69354a83 | Hans de Goede | aurb->get = 1;
|
637 | 69354a83 | Hans de Goede | usbredirparser_send_get_alt_setting(dev->parser, aurb->packet_id, |
638 | 69354a83 | Hans de Goede | &get_alt); |
639 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
640 | 69354a83 | Hans de Goede | return USB_RET_ASYNC;
|
641 | 69354a83 | Hans de Goede | } |
642 | 69354a83 | Hans de Goede | |
643 | 69354a83 | Hans de Goede | static int usbredir_handle_control(USBDevice *udev, USBPacket *p, |
644 | 69354a83 | Hans de Goede | int request, int value, int index, int length, uint8_t *data) |
645 | 69354a83 | Hans de Goede | { |
646 | 69354a83 | Hans de Goede | USBRedirDevice *dev = DO_UPCAST(USBRedirDevice, dev, udev); |
647 | 69354a83 | Hans de Goede | struct usb_redir_control_packet_header control_packet;
|
648 | 69354a83 | Hans de Goede | AsyncURB *aurb; |
649 | 69354a83 | Hans de Goede | |
650 | 69354a83 | Hans de Goede | /* Special cases for certain standard device requests */
|
651 | 69354a83 | Hans de Goede | switch (request) {
|
652 | 69354a83 | Hans de Goede | case DeviceOutRequest | USB_REQ_SET_ADDRESS:
|
653 | 69354a83 | Hans de Goede | DPRINTF("set address %d\n", value);
|
654 | 69354a83 | Hans de Goede | dev->dev.addr = value; |
655 | 69354a83 | Hans de Goede | return 0; |
656 | 69354a83 | Hans de Goede | case DeviceOutRequest | USB_REQ_SET_CONFIGURATION:
|
657 | 69354a83 | Hans de Goede | return usbredir_set_config(dev, p, value & 0xff); |
658 | 69354a83 | Hans de Goede | case DeviceRequest | USB_REQ_GET_CONFIGURATION:
|
659 | 69354a83 | Hans de Goede | return usbredir_get_config(dev, p);
|
660 | 69354a83 | Hans de Goede | case InterfaceOutRequest | USB_REQ_SET_INTERFACE:
|
661 | 69354a83 | Hans de Goede | return usbredir_set_interface(dev, p, index, value);
|
662 | 69354a83 | Hans de Goede | case InterfaceRequest | USB_REQ_GET_INTERFACE:
|
663 | 69354a83 | Hans de Goede | return usbredir_get_interface(dev, p, index);
|
664 | 69354a83 | Hans de Goede | } |
665 | 69354a83 | Hans de Goede | |
666 | 69354a83 | Hans de Goede | /* "Normal" ctrl requests */
|
667 | 69354a83 | Hans de Goede | aurb = async_alloc(dev, p); |
668 | 69354a83 | Hans de Goede | |
669 | 69354a83 | Hans de Goede | /* Note request is (bRequestType << 8) | bRequest */
|
670 | 69354a83 | Hans de Goede | DPRINTF("ctrl-out type 0x%x req 0x%x val 0x%x index %d len %d id %u\n",
|
671 | 69354a83 | Hans de Goede | request >> 8, request & 0xff, value, index, length, |
672 | 69354a83 | Hans de Goede | aurb->packet_id); |
673 | 69354a83 | Hans de Goede | |
674 | 69354a83 | Hans de Goede | control_packet.request = request & 0xFF;
|
675 | 69354a83 | Hans de Goede | control_packet.requesttype = request >> 8;
|
676 | 69354a83 | Hans de Goede | control_packet.endpoint = control_packet.requesttype & USB_DIR_IN; |
677 | 69354a83 | Hans de Goede | control_packet.value = value; |
678 | 69354a83 | Hans de Goede | control_packet.index = index; |
679 | 69354a83 | Hans de Goede | control_packet.length = length; |
680 | 69354a83 | Hans de Goede | aurb->control_packet = control_packet; |
681 | 69354a83 | Hans de Goede | |
682 | 69354a83 | Hans de Goede | if (control_packet.requesttype & USB_DIR_IN) {
|
683 | 69354a83 | Hans de Goede | usbredirparser_send_control_packet(dev->parser, aurb->packet_id, |
684 | 69354a83 | Hans de Goede | &control_packet, NULL, 0); |
685 | 69354a83 | Hans de Goede | } else {
|
686 | 69354a83 | Hans de Goede | usbredir_log_data(dev, "ctrl data out:", data, length);
|
687 | 69354a83 | Hans de Goede | usbredirparser_send_control_packet(dev->parser, aurb->packet_id, |
688 | 69354a83 | Hans de Goede | &control_packet, data, length); |
689 | 69354a83 | Hans de Goede | } |
690 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
691 | 69354a83 | Hans de Goede | return USB_RET_ASYNC;
|
692 | 69354a83 | Hans de Goede | } |
693 | 69354a83 | Hans de Goede | |
694 | 69354a83 | Hans de Goede | /*
|
695 | 69354a83 | Hans de Goede | * Close events can be triggered by usbredirparser_do_write which gets called
|
696 | 69354a83 | Hans de Goede | * from within the USBDevice data / control packet callbacks and doing a
|
697 | 69354a83 | Hans de Goede | * usb_detach from within these callbacks is not a good idea.
|
698 | 69354a83 | Hans de Goede | *
|
699 | 69354a83 | Hans de Goede | * So we use a bh handler to take care of close events. We also handle
|
700 | 69354a83 | Hans de Goede | * open events from this callback to make sure that a close directly followed
|
701 | 69354a83 | Hans de Goede | * by an open gets handled in the right order.
|
702 | 69354a83 | Hans de Goede | */
|
703 | 69354a83 | Hans de Goede | static void usbredir_open_close_bh(void *opaque) |
704 | 69354a83 | Hans de Goede | { |
705 | 69354a83 | Hans de Goede | USBRedirDevice *dev = opaque; |
706 | 69354a83 | Hans de Goede | |
707 | 69354a83 | Hans de Goede | usbredir_device_disconnect(dev); |
708 | 69354a83 | Hans de Goede | |
709 | 69354a83 | Hans de Goede | if (dev->parser) {
|
710 | 69354a83 | Hans de Goede | usbredirparser_destroy(dev->parser); |
711 | 69354a83 | Hans de Goede | dev->parser = NULL;
|
712 | 69354a83 | Hans de Goede | } |
713 | 69354a83 | Hans de Goede | |
714 | 69354a83 | Hans de Goede | if (dev->cs->opened) {
|
715 | 69354a83 | Hans de Goede | dev->parser = qemu_oom_check(usbredirparser_create()); |
716 | 69354a83 | Hans de Goede | dev->parser->priv = dev; |
717 | 69354a83 | Hans de Goede | dev->parser->log_func = usbredir_log; |
718 | 69354a83 | Hans de Goede | dev->parser->read_func = usbredir_read; |
719 | 69354a83 | Hans de Goede | dev->parser->write_func = usbredir_write; |
720 | 69354a83 | Hans de Goede | dev->parser->device_connect_func = usbredir_device_connect; |
721 | 69354a83 | Hans de Goede | dev->parser->device_disconnect_func = usbredir_device_disconnect; |
722 | 69354a83 | Hans de Goede | dev->parser->interface_info_func = usbredir_interface_info; |
723 | 69354a83 | Hans de Goede | dev->parser->ep_info_func = usbredir_ep_info; |
724 | 69354a83 | Hans de Goede | dev->parser->configuration_status_func = usbredir_configuration_status; |
725 | 69354a83 | Hans de Goede | dev->parser->alt_setting_status_func = usbredir_alt_setting_status; |
726 | 69354a83 | Hans de Goede | dev->parser->iso_stream_status_func = usbredir_iso_stream_status; |
727 | 69354a83 | Hans de Goede | dev->parser->interrupt_receiving_status_func = |
728 | 69354a83 | Hans de Goede | usbredir_interrupt_receiving_status; |
729 | 69354a83 | Hans de Goede | dev->parser->bulk_streams_status_func = usbredir_bulk_streams_status; |
730 | 69354a83 | Hans de Goede | dev->parser->control_packet_func = usbredir_control_packet; |
731 | 69354a83 | Hans de Goede | dev->parser->bulk_packet_func = usbredir_bulk_packet; |
732 | 69354a83 | Hans de Goede | dev->parser->iso_packet_func = usbredir_iso_packet; |
733 | 69354a83 | Hans de Goede | dev->parser->interrupt_packet_func = usbredir_interrupt_packet; |
734 | 69354a83 | Hans de Goede | dev->read_buf = NULL;
|
735 | 69354a83 | Hans de Goede | dev->read_buf_size = 0;
|
736 | 69354a83 | Hans de Goede | usbredirparser_init(dev->parser, VERSION, NULL, 0, 0); |
737 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
738 | 69354a83 | Hans de Goede | } |
739 | 69354a83 | Hans de Goede | } |
740 | 69354a83 | Hans de Goede | |
741 | 69354a83 | Hans de Goede | static void usbredir_do_attach(void *opaque) |
742 | 69354a83 | Hans de Goede | { |
743 | 69354a83 | Hans de Goede | USBRedirDevice *dev = opaque; |
744 | 69354a83 | Hans de Goede | |
745 | 69354a83 | Hans de Goede | usb_device_attach(&dev->dev); |
746 | 69354a83 | Hans de Goede | } |
747 | 69354a83 | Hans de Goede | |
748 | 69354a83 | Hans de Goede | /*
|
749 | 69354a83 | Hans de Goede | * chardev callbacks
|
750 | 69354a83 | Hans de Goede | */
|
751 | 69354a83 | Hans de Goede | |
752 | 69354a83 | Hans de Goede | static int usbredir_chardev_can_read(void *opaque) |
753 | 69354a83 | Hans de Goede | { |
754 | 69354a83 | Hans de Goede | USBRedirDevice *dev = opaque; |
755 | 69354a83 | Hans de Goede | |
756 | 69354a83 | Hans de Goede | if (dev->parser) {
|
757 | 69354a83 | Hans de Goede | /* usbredir_parser_do_read will consume *all* data we give it */
|
758 | 69354a83 | Hans de Goede | return 1024 * 1024; |
759 | 69354a83 | Hans de Goede | } else {
|
760 | 69354a83 | Hans de Goede | /* usbredir_open_close_bh hasn't handled the open event yet */
|
761 | 69354a83 | Hans de Goede | return 0; |
762 | 69354a83 | Hans de Goede | } |
763 | 69354a83 | Hans de Goede | } |
764 | 69354a83 | Hans de Goede | |
765 | 69354a83 | Hans de Goede | static void usbredir_chardev_read(void *opaque, const uint8_t *buf, int size) |
766 | 69354a83 | Hans de Goede | { |
767 | 69354a83 | Hans de Goede | USBRedirDevice *dev = opaque; |
768 | 69354a83 | Hans de Goede | |
769 | 69354a83 | Hans de Goede | /* No recursion allowed! */
|
770 | 69354a83 | Hans de Goede | assert(dev->read_buf == NULL);
|
771 | 69354a83 | Hans de Goede | |
772 | 69354a83 | Hans de Goede | dev->read_buf = buf; |
773 | 69354a83 | Hans de Goede | dev->read_buf_size = size; |
774 | 69354a83 | Hans de Goede | |
775 | 69354a83 | Hans de Goede | usbredirparser_do_read(dev->parser); |
776 | 69354a83 | Hans de Goede | /* Send any acks, etc. which may be queued now */
|
777 | 69354a83 | Hans de Goede | usbredirparser_do_write(dev->parser); |
778 | 69354a83 | Hans de Goede | } |
779 | 69354a83 | Hans de Goede | |
780 | 69354a83 | Hans de Goede | static void usbredir_chardev_event(void *opaque, int event) |
781 | 69354a83 | Hans de Goede | { |
782 | 69354a83 | Hans de Goede | USBRedirDevice *dev = opaque; |
783 | 69354a83 | Hans de Goede | |
784 | 69354a83 | Hans de Goede | switch (event) {
|
785 | 69354a83 | Hans de Goede | case CHR_EVENT_OPENED:
|
786 | 69354a83 | Hans de Goede | case CHR_EVENT_CLOSED:
|
787 | 69354a83 | Hans de Goede | qemu_bh_schedule(dev->open_close_bh); |
788 | 69354a83 | Hans de Goede | break;
|
789 | 69354a83 | Hans de Goede | } |
790 | 69354a83 | Hans de Goede | } |
791 | 69354a83 | Hans de Goede | |
792 | 69354a83 | Hans de Goede | /*
|
793 | 69354a83 | Hans de Goede | * init + destroy
|
794 | 69354a83 | Hans de Goede | */
|
795 | 69354a83 | Hans de Goede | |
796 | 69354a83 | Hans de Goede | static int usbredir_initfn(USBDevice *udev) |
797 | 69354a83 | Hans de Goede | { |
798 | 69354a83 | Hans de Goede | USBRedirDevice *dev = DO_UPCAST(USBRedirDevice, dev, udev); |
799 | 69354a83 | Hans de Goede | int i;
|
800 | 69354a83 | Hans de Goede | |
801 | 69354a83 | Hans de Goede | if (dev->cs == NULL) { |
802 | 69354a83 | Hans de Goede | qerror_report(QERR_MISSING_PARAMETER, "chardev");
|
803 | 69354a83 | Hans de Goede | return -1; |
804 | 69354a83 | Hans de Goede | } |
805 | 69354a83 | Hans de Goede | |
806 | 69354a83 | Hans de Goede | dev->open_close_bh = qemu_bh_new(usbredir_open_close_bh, dev); |
807 | 69354a83 | Hans de Goede | dev->attach_timer = qemu_new_timer_ms(vm_clock, usbredir_do_attach, dev); |
808 | 69354a83 | Hans de Goede | |
809 | 69354a83 | Hans de Goede | QTAILQ_INIT(&dev->asyncq); |
810 | 69354a83 | Hans de Goede | for (i = 0; i < MAX_ENDPOINTS; i++) { |
811 | 69354a83 | Hans de Goede | QTAILQ_INIT(&dev->endpoint[i].bufpq); |
812 | 69354a83 | Hans de Goede | } |
813 | 69354a83 | Hans de Goede | |
814 | 69354a83 | Hans de Goede | /* We'll do the attach once we receive the speed from the usb-host */
|
815 | 69354a83 | Hans de Goede | udev->auto_attach = 0;
|
816 | 69354a83 | Hans de Goede | |
817 | 69354a83 | Hans de Goede | qemu_chr_add_handlers(dev->cs, usbredir_chardev_can_read, |
818 | 69354a83 | Hans de Goede | usbredir_chardev_read, usbredir_chardev_event, dev); |
819 | 69354a83 | Hans de Goede | |
820 | 69354a83 | Hans de Goede | return 0; |
821 | 69354a83 | Hans de Goede | } |
822 | 69354a83 | Hans de Goede | |
823 | 69354a83 | Hans de Goede | static void usbredir_cleanup_device_queues(USBRedirDevice *dev) |
824 | 69354a83 | Hans de Goede | { |
825 | 69354a83 | Hans de Goede | AsyncURB *aurb, *next_aurb; |
826 | 69354a83 | Hans de Goede | int i;
|
827 | 69354a83 | Hans de Goede | |
828 | 69354a83 | Hans de Goede | QTAILQ_FOREACH_SAFE(aurb, &dev->asyncq, next, next_aurb) { |
829 | 69354a83 | Hans de Goede | async_free(dev, aurb); |
830 | 69354a83 | Hans de Goede | } |
831 | 69354a83 | Hans de Goede | for (i = 0; i < MAX_ENDPOINTS; i++) { |
832 | 69354a83 | Hans de Goede | usbredir_free_bufpq(dev, I2EP(i)); |
833 | 69354a83 | Hans de Goede | } |
834 | 69354a83 | Hans de Goede | } |
835 | 69354a83 | Hans de Goede | |
836 | 69354a83 | Hans de Goede | static void usbredir_handle_destroy(USBDevice *udev) |
837 | 69354a83 | Hans de Goede | { |
838 | 69354a83 | Hans de Goede | USBRedirDevice *dev = DO_UPCAST(USBRedirDevice, dev, udev); |
839 | 69354a83 | Hans de Goede | |
840 | 70f24fb6 | Anthony Liguori | qemu_chr_delete(dev->cs); |
841 | 69354a83 | Hans de Goede | /* Note must be done after qemu_chr_close, as that causes a close event */
|
842 | 69354a83 | Hans de Goede | qemu_bh_delete(dev->open_close_bh); |
843 | 69354a83 | Hans de Goede | |
844 | 69354a83 | Hans de Goede | qemu_del_timer(dev->attach_timer); |
845 | 69354a83 | Hans de Goede | qemu_free_timer(dev->attach_timer); |
846 | 69354a83 | Hans de Goede | |
847 | 69354a83 | Hans de Goede | usbredir_cleanup_device_queues(dev); |
848 | 69354a83 | Hans de Goede | |
849 | 69354a83 | Hans de Goede | if (dev->parser) {
|
850 | 69354a83 | Hans de Goede | usbredirparser_destroy(dev->parser); |
851 | 69354a83 | Hans de Goede | } |
852 | 69354a83 | Hans de Goede | } |
853 | 69354a83 | Hans de Goede | |
854 | 69354a83 | Hans de Goede | /*
|
855 | 69354a83 | Hans de Goede | * usbredirparser packet complete callbacks
|
856 | 69354a83 | Hans de Goede | */
|
857 | 69354a83 | Hans de Goede | |
858 | 69354a83 | Hans de Goede | static int usbredir_handle_status(USBRedirDevice *dev, |
859 | 69354a83 | Hans de Goede | int status, int actual_len) |
860 | 69354a83 | Hans de Goede | { |
861 | 69354a83 | Hans de Goede | switch (status) {
|
862 | 69354a83 | Hans de Goede | case usb_redir_success:
|
863 | 69354a83 | Hans de Goede | return actual_len;
|
864 | 69354a83 | Hans de Goede | case usb_redir_stall:
|
865 | 69354a83 | Hans de Goede | return USB_RET_STALL;
|
866 | 69354a83 | Hans de Goede | case usb_redir_cancelled:
|
867 | 69354a83 | Hans de Goede | WARNING("returning cancelled packet to HC?\n");
|
868 | 69354a83 | Hans de Goede | case usb_redir_inval:
|
869 | 69354a83 | Hans de Goede | case usb_redir_ioerror:
|
870 | 69354a83 | Hans de Goede | case usb_redir_timeout:
|
871 | 69354a83 | Hans de Goede | default:
|
872 | 69354a83 | Hans de Goede | return USB_RET_NAK;
|
873 | 69354a83 | Hans de Goede | } |
874 | 69354a83 | Hans de Goede | } |
875 | 69354a83 | Hans de Goede | |
876 | 69354a83 | Hans de Goede | static void usbredir_device_connect(void *priv, |
877 | 69354a83 | Hans de Goede | struct usb_redir_device_connect_header *device_connect)
|
878 | 69354a83 | Hans de Goede | { |
879 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
880 | 69354a83 | Hans de Goede | |
881 | 69354a83 | Hans de Goede | switch (device_connect->speed) {
|
882 | 69354a83 | Hans de Goede | case usb_redir_speed_low:
|
883 | 69354a83 | Hans de Goede | DPRINTF("attaching low speed device\n");
|
884 | 69354a83 | Hans de Goede | dev->dev.speed = USB_SPEED_LOW; |
885 | 69354a83 | Hans de Goede | break;
|
886 | 69354a83 | Hans de Goede | case usb_redir_speed_full:
|
887 | 69354a83 | Hans de Goede | DPRINTF("attaching full speed device\n");
|
888 | 69354a83 | Hans de Goede | dev->dev.speed = USB_SPEED_FULL; |
889 | 69354a83 | Hans de Goede | break;
|
890 | 69354a83 | Hans de Goede | case usb_redir_speed_high:
|
891 | 69354a83 | Hans de Goede | DPRINTF("attaching high speed device\n");
|
892 | 69354a83 | Hans de Goede | dev->dev.speed = USB_SPEED_HIGH; |
893 | 69354a83 | Hans de Goede | break;
|
894 | 69354a83 | Hans de Goede | case usb_redir_speed_super:
|
895 | 69354a83 | Hans de Goede | DPRINTF("attaching super speed device\n");
|
896 | 69354a83 | Hans de Goede | dev->dev.speed = USB_SPEED_SUPER; |
897 | 69354a83 | Hans de Goede | break;
|
898 | 69354a83 | Hans de Goede | default:
|
899 | 69354a83 | Hans de Goede | DPRINTF("attaching unknown speed device, assuming full speed\n");
|
900 | 69354a83 | Hans de Goede | dev->dev.speed = USB_SPEED_FULL; |
901 | 69354a83 | Hans de Goede | } |
902 | 69354a83 | Hans de Goede | dev->dev.speedmask = (1 << dev->dev.speed);
|
903 | 69354a83 | Hans de Goede | qemu_mod_timer(dev->attach_timer, dev->next_attach_time); |
904 | 69354a83 | Hans de Goede | } |
905 | 69354a83 | Hans de Goede | |
906 | 69354a83 | Hans de Goede | static void usbredir_device_disconnect(void *priv) |
907 | 69354a83 | Hans de Goede | { |
908 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
909 | 69354a83 | Hans de Goede | |
910 | 69354a83 | Hans de Goede | /* Stop any pending attaches */
|
911 | 69354a83 | Hans de Goede | qemu_del_timer(dev->attach_timer); |
912 | 69354a83 | Hans de Goede | |
913 | 69354a83 | Hans de Goede | if (dev->dev.attached) {
|
914 | 69354a83 | Hans de Goede | usb_device_detach(&dev->dev); |
915 | 69354a83 | Hans de Goede | usbredir_cleanup_device_queues(dev); |
916 | 69354a83 | Hans de Goede | /*
|
917 | 69354a83 | Hans de Goede | * Delay next usb device attach to give the guest a chance to see
|
918 | 69354a83 | Hans de Goede | * see the detach / attach in case of quick close / open succession
|
919 | 69354a83 | Hans de Goede | */
|
920 | 69354a83 | Hans de Goede | dev->next_attach_time = qemu_get_clock_ms(vm_clock) + 200;
|
921 | 69354a83 | Hans de Goede | } |
922 | 69354a83 | Hans de Goede | } |
923 | 69354a83 | Hans de Goede | |
924 | 69354a83 | Hans de Goede | static void usbredir_interface_info(void *priv, |
925 | 69354a83 | Hans de Goede | struct usb_redir_interface_info_header *interface_info)
|
926 | 69354a83 | Hans de Goede | { |
927 | 69354a83 | Hans de Goede | /* The intention is to allow specifying acceptable interface classes
|
928 | 69354a83 | Hans de Goede | for redirection on the cmdline and in the future verify this here,
|
929 | 69354a83 | Hans de Goede | and disconnect (or never connect) the device if a not accepted
|
930 | 69354a83 | Hans de Goede | interface class is detected */
|
931 | 69354a83 | Hans de Goede | } |
932 | 69354a83 | Hans de Goede | |
933 | 69354a83 | Hans de Goede | static void usbredir_ep_info(void *priv, |
934 | 69354a83 | Hans de Goede | struct usb_redir_ep_info_header *ep_info)
|
935 | 69354a83 | Hans de Goede | { |
936 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
937 | 69354a83 | Hans de Goede | int i;
|
938 | 69354a83 | Hans de Goede | |
939 | 69354a83 | Hans de Goede | for (i = 0; i < MAX_ENDPOINTS; i++) { |
940 | 69354a83 | Hans de Goede | dev->endpoint[i].type = ep_info->type[i]; |
941 | 69354a83 | Hans de Goede | dev->endpoint[i].interval = ep_info->interval[i]; |
942 | 69354a83 | Hans de Goede | dev->endpoint[i].interface = ep_info->interface[i]; |
943 | 69354a83 | Hans de Goede | if (dev->endpoint[i].type != usb_redir_type_invalid) {
|
944 | 69354a83 | Hans de Goede | DPRINTF("ep: %02X type: %d interface: %d\n", I2EP(i),
|
945 | 69354a83 | Hans de Goede | dev->endpoint[i].type, dev->endpoint[i].interface); |
946 | 69354a83 | Hans de Goede | } |
947 | 69354a83 | Hans de Goede | } |
948 | 69354a83 | Hans de Goede | } |
949 | 69354a83 | Hans de Goede | |
950 | 69354a83 | Hans de Goede | static void usbredir_configuration_status(void *priv, uint32_t id, |
951 | 69354a83 | Hans de Goede | struct usb_redir_configuration_status_header *config_status)
|
952 | 69354a83 | Hans de Goede | { |
953 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
954 | 69354a83 | Hans de Goede | AsyncURB *aurb; |
955 | 69354a83 | Hans de Goede | int len = 0; |
956 | 69354a83 | Hans de Goede | |
957 | 69354a83 | Hans de Goede | DPRINTF("set config status %d config %d id %u\n", config_status->status,
|
958 | 69354a83 | Hans de Goede | config_status->configuration, id); |
959 | 69354a83 | Hans de Goede | |
960 | 69354a83 | Hans de Goede | aurb = async_find(dev, id); |
961 | 69354a83 | Hans de Goede | if (!aurb) {
|
962 | 69354a83 | Hans de Goede | return;
|
963 | 69354a83 | Hans de Goede | } |
964 | 69354a83 | Hans de Goede | if (aurb->packet) {
|
965 | 69354a83 | Hans de Goede | if (aurb->get) {
|
966 | 69354a83 | Hans de Goede | dev->dev.data_buf[0] = config_status->configuration;
|
967 | 69354a83 | Hans de Goede | len = 1;
|
968 | 69354a83 | Hans de Goede | } |
969 | 4f4321c1 | Gerd Hoffmann | aurb->packet->result = |
970 | 69354a83 | Hans de Goede | usbredir_handle_status(dev, config_status->status, len); |
971 | 69354a83 | Hans de Goede | usb_generic_async_ctrl_complete(&dev->dev, aurb->packet); |
972 | 69354a83 | Hans de Goede | } |
973 | 69354a83 | Hans de Goede | async_free(dev, aurb); |
974 | 69354a83 | Hans de Goede | } |
975 | 69354a83 | Hans de Goede | |
976 | 69354a83 | Hans de Goede | static void usbredir_alt_setting_status(void *priv, uint32_t id, |
977 | 69354a83 | Hans de Goede | struct usb_redir_alt_setting_status_header *alt_setting_status)
|
978 | 69354a83 | Hans de Goede | { |
979 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
980 | 69354a83 | Hans de Goede | AsyncURB *aurb; |
981 | 69354a83 | Hans de Goede | int len = 0; |
982 | 69354a83 | Hans de Goede | |
983 | 69354a83 | Hans de Goede | DPRINTF("alt status %d intf %d alt %d id: %u\n",
|
984 | 69354a83 | Hans de Goede | alt_setting_status->status, |
985 | 69354a83 | Hans de Goede | alt_setting_status->interface, |
986 | 69354a83 | Hans de Goede | alt_setting_status->alt, id); |
987 | 69354a83 | Hans de Goede | |
988 | 69354a83 | Hans de Goede | aurb = async_find(dev, id); |
989 | 69354a83 | Hans de Goede | if (!aurb) {
|
990 | 69354a83 | Hans de Goede | return;
|
991 | 69354a83 | Hans de Goede | } |
992 | 69354a83 | Hans de Goede | if (aurb->packet) {
|
993 | 69354a83 | Hans de Goede | if (aurb->get) {
|
994 | 69354a83 | Hans de Goede | dev->dev.data_buf[0] = alt_setting_status->alt;
|
995 | 69354a83 | Hans de Goede | len = 1;
|
996 | 69354a83 | Hans de Goede | } |
997 | 4f4321c1 | Gerd Hoffmann | aurb->packet->result = |
998 | 69354a83 | Hans de Goede | usbredir_handle_status(dev, alt_setting_status->status, len); |
999 | 69354a83 | Hans de Goede | usb_generic_async_ctrl_complete(&dev->dev, aurb->packet); |
1000 | 69354a83 | Hans de Goede | } |
1001 | 69354a83 | Hans de Goede | async_free(dev, aurb); |
1002 | 69354a83 | Hans de Goede | } |
1003 | 69354a83 | Hans de Goede | |
1004 | 69354a83 | Hans de Goede | static void usbredir_iso_stream_status(void *priv, uint32_t id, |
1005 | 69354a83 | Hans de Goede | struct usb_redir_iso_stream_status_header *iso_stream_status)
|
1006 | 69354a83 | Hans de Goede | { |
1007 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
1008 | 69354a83 | Hans de Goede | uint8_t ep = iso_stream_status->endpoint; |
1009 | 69354a83 | Hans de Goede | |
1010 | 69354a83 | Hans de Goede | DPRINTF("iso status %d ep %02X id %u\n", iso_stream_status->status,
|
1011 | 69354a83 | Hans de Goede | ep, id); |
1012 | 69354a83 | Hans de Goede | |
1013 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].iso_error = iso_stream_status->status; |
1014 | 69354a83 | Hans de Goede | if (iso_stream_status->status == usb_redir_stall) {
|
1015 | 69354a83 | Hans de Goede | DPRINTF("iso stream stopped by peer ep %02X\n", ep);
|
1016 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].iso_started = 0;
|
1017 | 69354a83 | Hans de Goede | } |
1018 | 69354a83 | Hans de Goede | } |
1019 | 69354a83 | Hans de Goede | |
1020 | 69354a83 | Hans de Goede | static void usbredir_interrupt_receiving_status(void *priv, uint32_t id, |
1021 | 69354a83 | Hans de Goede | struct usb_redir_interrupt_receiving_status_header
|
1022 | 69354a83 | Hans de Goede | *interrupt_receiving_status) |
1023 | 69354a83 | Hans de Goede | { |
1024 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
1025 | 69354a83 | Hans de Goede | uint8_t ep = interrupt_receiving_status->endpoint; |
1026 | 69354a83 | Hans de Goede | |
1027 | 69354a83 | Hans de Goede | DPRINTF("interrupt recv status %d ep %02X id %u\n",
|
1028 | 69354a83 | Hans de Goede | interrupt_receiving_status->status, ep, id); |
1029 | 69354a83 | Hans de Goede | |
1030 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].interrupt_error = |
1031 | 69354a83 | Hans de Goede | interrupt_receiving_status->status; |
1032 | 69354a83 | Hans de Goede | if (interrupt_receiving_status->status == usb_redir_stall) {
|
1033 | 69354a83 | Hans de Goede | DPRINTF("interrupt receiving stopped by peer ep %02X\n", ep);
|
1034 | 69354a83 | Hans de Goede | dev->endpoint[EP2I(ep)].interrupt_started = 0;
|
1035 | 69354a83 | Hans de Goede | } |
1036 | 69354a83 | Hans de Goede | } |
1037 | 69354a83 | Hans de Goede | |
1038 | 69354a83 | Hans de Goede | static void usbredir_bulk_streams_status(void *priv, uint32_t id, |
1039 | 69354a83 | Hans de Goede | struct usb_redir_bulk_streams_status_header *bulk_streams_status)
|
1040 | 69354a83 | Hans de Goede | { |
1041 | 69354a83 | Hans de Goede | } |
1042 | 69354a83 | Hans de Goede | |
1043 | 69354a83 | Hans de Goede | static void usbredir_control_packet(void *priv, uint32_t id, |
1044 | 69354a83 | Hans de Goede | struct usb_redir_control_packet_header *control_packet,
|
1045 | 69354a83 | Hans de Goede | uint8_t *data, int data_len)
|
1046 | 69354a83 | Hans de Goede | { |
1047 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
1048 | 69354a83 | Hans de Goede | int len = control_packet->length;
|
1049 | 69354a83 | Hans de Goede | AsyncURB *aurb; |
1050 | 69354a83 | Hans de Goede | |
1051 | 69354a83 | Hans de Goede | DPRINTF("ctrl-in status %d len %d id %u\n", control_packet->status,
|
1052 | 69354a83 | Hans de Goede | len, id); |
1053 | 69354a83 | Hans de Goede | |
1054 | 69354a83 | Hans de Goede | aurb = async_find(dev, id); |
1055 | 69354a83 | Hans de Goede | if (!aurb) {
|
1056 | 69354a83 | Hans de Goede | free(data); |
1057 | 69354a83 | Hans de Goede | return;
|
1058 | 69354a83 | Hans de Goede | } |
1059 | 69354a83 | Hans de Goede | |
1060 | 69354a83 | Hans de Goede | aurb->control_packet.status = control_packet->status; |
1061 | 69354a83 | Hans de Goede | aurb->control_packet.length = control_packet->length; |
1062 | 69354a83 | Hans de Goede | if (memcmp(&aurb->control_packet, control_packet,
|
1063 | 69354a83 | Hans de Goede | sizeof(*control_packet))) {
|
1064 | 69354a83 | Hans de Goede | ERROR("return control packet mismatch, please report this!\n");
|
1065 | 69354a83 | Hans de Goede | len = USB_RET_NAK; |
1066 | 69354a83 | Hans de Goede | } |
1067 | 69354a83 | Hans de Goede | |
1068 | 69354a83 | Hans de Goede | if (aurb->packet) {
|
1069 | 69354a83 | Hans de Goede | len = usbredir_handle_status(dev, control_packet->status, len); |
1070 | 69354a83 | Hans de Goede | if (len > 0) { |
1071 | 69354a83 | Hans de Goede | usbredir_log_data(dev, "ctrl data in:", data, data_len);
|
1072 | 69354a83 | Hans de Goede | if (data_len <= sizeof(dev->dev.data_buf)) { |
1073 | 69354a83 | Hans de Goede | memcpy(dev->dev.data_buf, data, data_len); |
1074 | 69354a83 | Hans de Goede | } else {
|
1075 | 69354a83 | Hans de Goede | ERROR("ctrl buffer too small (%d > %zu)\n",
|
1076 | 69354a83 | Hans de Goede | data_len, sizeof(dev->dev.data_buf));
|
1077 | 69354a83 | Hans de Goede | len = USB_RET_STALL; |
1078 | 69354a83 | Hans de Goede | } |
1079 | 69354a83 | Hans de Goede | } |
1080 | 4f4321c1 | Gerd Hoffmann | aurb->packet->result = len; |
1081 | 69354a83 | Hans de Goede | usb_generic_async_ctrl_complete(&dev->dev, aurb->packet); |
1082 | 69354a83 | Hans de Goede | } |
1083 | 69354a83 | Hans de Goede | async_free(dev, aurb); |
1084 | 69354a83 | Hans de Goede | free(data); |
1085 | 69354a83 | Hans de Goede | } |
1086 | 69354a83 | Hans de Goede | |
1087 | 69354a83 | Hans de Goede | static void usbredir_bulk_packet(void *priv, uint32_t id, |
1088 | 69354a83 | Hans de Goede | struct usb_redir_bulk_packet_header *bulk_packet,
|
1089 | 69354a83 | Hans de Goede | uint8_t *data, int data_len)
|
1090 | 69354a83 | Hans de Goede | { |
1091 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
1092 | 69354a83 | Hans de Goede | uint8_t ep = bulk_packet->endpoint; |
1093 | 69354a83 | Hans de Goede | int len = bulk_packet->length;
|
1094 | 69354a83 | Hans de Goede | AsyncURB *aurb; |
1095 | 69354a83 | Hans de Goede | |
1096 | 69354a83 | Hans de Goede | DPRINTF("bulk-in status %d ep %02X len %d id %u\n", bulk_packet->status,
|
1097 | 69354a83 | Hans de Goede | ep, len, id); |
1098 | 69354a83 | Hans de Goede | |
1099 | 69354a83 | Hans de Goede | aurb = async_find(dev, id); |
1100 | 69354a83 | Hans de Goede | if (!aurb) {
|
1101 | 69354a83 | Hans de Goede | free(data); |
1102 | 69354a83 | Hans de Goede | return;
|
1103 | 69354a83 | Hans de Goede | } |
1104 | 69354a83 | Hans de Goede | |
1105 | 69354a83 | Hans de Goede | if (aurb->bulk_packet.endpoint != bulk_packet->endpoint ||
|
1106 | 69354a83 | Hans de Goede | aurb->bulk_packet.stream_id != bulk_packet->stream_id) { |
1107 | 69354a83 | Hans de Goede | ERROR("return bulk packet mismatch, please report this!\n");
|
1108 | 69354a83 | Hans de Goede | len = USB_RET_NAK; |
1109 | 69354a83 | Hans de Goede | } |
1110 | 69354a83 | Hans de Goede | |
1111 | 69354a83 | Hans de Goede | if (aurb->packet) {
|
1112 | 69354a83 | Hans de Goede | len = usbredir_handle_status(dev, bulk_packet->status, len); |
1113 | 69354a83 | Hans de Goede | if (len > 0) { |
1114 | 69354a83 | Hans de Goede | usbredir_log_data(dev, "bulk data in:", data, data_len);
|
1115 | 4f4321c1 | Gerd Hoffmann | if (data_len <= aurb->packet->iov.size) {
|
1116 | 4f4321c1 | Gerd Hoffmann | usb_packet_copy(aurb->packet, data, data_len); |
1117 | 69354a83 | Hans de Goede | } else {
|
1118 | 4f4321c1 | Gerd Hoffmann | ERROR("bulk buffer too small (%d > %zd)\n", data_len,
|
1119 | 4f4321c1 | Gerd Hoffmann | aurb->packet->iov.size); |
1120 | 69354a83 | Hans de Goede | len = USB_RET_STALL; |
1121 | 69354a83 | Hans de Goede | } |
1122 | 69354a83 | Hans de Goede | } |
1123 | 4f4321c1 | Gerd Hoffmann | aurb->packet->result = len; |
1124 | 69354a83 | Hans de Goede | usb_packet_complete(&dev->dev, aurb->packet); |
1125 | 69354a83 | Hans de Goede | } |
1126 | 69354a83 | Hans de Goede | async_free(dev, aurb); |
1127 | 69354a83 | Hans de Goede | free(data); |
1128 | 69354a83 | Hans de Goede | } |
1129 | 69354a83 | Hans de Goede | |
1130 | 69354a83 | Hans de Goede | static void usbredir_iso_packet(void *priv, uint32_t id, |
1131 | 69354a83 | Hans de Goede | struct usb_redir_iso_packet_header *iso_packet,
|
1132 | 69354a83 | Hans de Goede | uint8_t *data, int data_len)
|
1133 | 69354a83 | Hans de Goede | { |
1134 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
1135 | 69354a83 | Hans de Goede | uint8_t ep = iso_packet->endpoint; |
1136 | 69354a83 | Hans de Goede | |
1137 | 69354a83 | Hans de Goede | DPRINTF2("iso-in status %d ep %02X len %d id %u\n", iso_packet->status, ep,
|
1138 | 69354a83 | Hans de Goede | data_len, id); |
1139 | 69354a83 | Hans de Goede | |
1140 | 69354a83 | Hans de Goede | if (dev->endpoint[EP2I(ep)].type != USB_ENDPOINT_XFER_ISOC) {
|
1141 | 69354a83 | Hans de Goede | ERROR("received iso packet for non iso endpoint %02X\n", ep);
|
1142 | 69354a83 | Hans de Goede | free(data); |
1143 | 69354a83 | Hans de Goede | return;
|
1144 | 69354a83 | Hans de Goede | } |
1145 | 69354a83 | Hans de Goede | |
1146 | 69354a83 | Hans de Goede | if (dev->endpoint[EP2I(ep)].iso_started == 0) { |
1147 | 69354a83 | Hans de Goede | DPRINTF("received iso packet for non started stream ep %02X\n", ep);
|
1148 | 69354a83 | Hans de Goede | free(data); |
1149 | 69354a83 | Hans de Goede | return;
|
1150 | 69354a83 | Hans de Goede | } |
1151 | 69354a83 | Hans de Goede | |
1152 | 69354a83 | Hans de Goede | /* bufp_alloc also adds the packet to the ep queue */
|
1153 | 69354a83 | Hans de Goede | bufp_alloc(dev, data, data_len, iso_packet->status, ep); |
1154 | 69354a83 | Hans de Goede | } |
1155 | 69354a83 | Hans de Goede | |
1156 | 69354a83 | Hans de Goede | static void usbredir_interrupt_packet(void *priv, uint32_t id, |
1157 | 69354a83 | Hans de Goede | struct usb_redir_interrupt_packet_header *interrupt_packet,
|
1158 | 69354a83 | Hans de Goede | uint8_t *data, int data_len)
|
1159 | 69354a83 | Hans de Goede | { |
1160 | 69354a83 | Hans de Goede | USBRedirDevice *dev = priv; |
1161 | 69354a83 | Hans de Goede | uint8_t ep = interrupt_packet->endpoint; |
1162 | 69354a83 | Hans de Goede | |
1163 | 69354a83 | Hans de Goede | DPRINTF("interrupt-in status %d ep %02X len %d id %u\n",
|
1164 | 69354a83 | Hans de Goede | interrupt_packet->status, ep, data_len, id); |
1165 | 69354a83 | Hans de Goede | |
1166 | 69354a83 | Hans de Goede | if (dev->endpoint[EP2I(ep)].type != USB_ENDPOINT_XFER_INT) {
|
1167 | 69354a83 | Hans de Goede | ERROR("received int packet for non interrupt endpoint %02X\n", ep);
|
1168 | 69354a83 | Hans de Goede | free(data); |
1169 | 69354a83 | Hans de Goede | return;
|
1170 | 69354a83 | Hans de Goede | } |
1171 | 69354a83 | Hans de Goede | |
1172 | 69354a83 | Hans de Goede | if (ep & USB_DIR_IN) {
|
1173 | 69354a83 | Hans de Goede | if (dev->endpoint[EP2I(ep)].interrupt_started == 0) { |
1174 | 69354a83 | Hans de Goede | DPRINTF("received int packet while not started ep %02X\n", ep);
|
1175 | 69354a83 | Hans de Goede | free(data); |
1176 | 69354a83 | Hans de Goede | return;
|
1177 | 69354a83 | Hans de Goede | } |
1178 | 69354a83 | Hans de Goede | |
1179 | 69354a83 | Hans de Goede | /* bufp_alloc also adds the packet to the ep queue */
|
1180 | 69354a83 | Hans de Goede | bufp_alloc(dev, data, data_len, interrupt_packet->status, ep); |
1181 | 69354a83 | Hans de Goede | } else {
|
1182 | 69354a83 | Hans de Goede | int len = interrupt_packet->length;
|
1183 | 69354a83 | Hans de Goede | |
1184 | 69354a83 | Hans de Goede | AsyncURB *aurb = async_find(dev, id); |
1185 | 69354a83 | Hans de Goede | if (!aurb) {
|
1186 | 69354a83 | Hans de Goede | return;
|
1187 | 69354a83 | Hans de Goede | } |
1188 | 69354a83 | Hans de Goede | |
1189 | 69354a83 | Hans de Goede | if (aurb->interrupt_packet.endpoint != interrupt_packet->endpoint) {
|
1190 | 69354a83 | Hans de Goede | ERROR("return int packet mismatch, please report this!\n");
|
1191 | 69354a83 | Hans de Goede | len = USB_RET_NAK; |
1192 | 69354a83 | Hans de Goede | } |
1193 | 69354a83 | Hans de Goede | |
1194 | 69354a83 | Hans de Goede | if (aurb->packet) {
|
1195 | 4f4321c1 | Gerd Hoffmann | aurb->packet->result = usbredir_handle_status(dev, |
1196 | 69354a83 | Hans de Goede | interrupt_packet->status, len); |
1197 | 69354a83 | Hans de Goede | usb_packet_complete(&dev->dev, aurb->packet); |
1198 | 69354a83 | Hans de Goede | } |
1199 | 69354a83 | Hans de Goede | async_free(dev, aurb); |
1200 | 69354a83 | Hans de Goede | } |
1201 | 69354a83 | Hans de Goede | } |
1202 | 69354a83 | Hans de Goede | |
1203 | 69354a83 | Hans de Goede | static struct USBDeviceInfo usbredir_dev_info = { |
1204 | 69354a83 | Hans de Goede | .product_desc = "USB Redirection Device",
|
1205 | 69354a83 | Hans de Goede | .qdev.name = "usb-redir",
|
1206 | 69354a83 | Hans de Goede | .qdev.size = sizeof(USBRedirDevice),
|
1207 | 69354a83 | Hans de Goede | .init = usbredir_initfn, |
1208 | 69354a83 | Hans de Goede | .handle_destroy = usbredir_handle_destroy, |
1209 | 69354a83 | Hans de Goede | .handle_packet = usb_generic_handle_packet, |
1210 | 69354a83 | Hans de Goede | .cancel_packet = usbredir_cancel_packet, |
1211 | 69354a83 | Hans de Goede | .handle_reset = usbredir_handle_reset, |
1212 | 69354a83 | Hans de Goede | .handle_data = usbredir_handle_data, |
1213 | 69354a83 | Hans de Goede | .handle_control = usbredir_handle_control, |
1214 | 69354a83 | Hans de Goede | .qdev.props = (Property[]) { |
1215 | 69354a83 | Hans de Goede | DEFINE_PROP_CHR("chardev", USBRedirDevice, cs),
|
1216 | 69354a83 | Hans de Goede | DEFINE_PROP_UINT8("debug", USBRedirDevice, debug, 0), |
1217 | 69354a83 | Hans de Goede | DEFINE_PROP_END_OF_LIST(), |
1218 | 69354a83 | Hans de Goede | }, |
1219 | 69354a83 | Hans de Goede | }; |
1220 | 69354a83 | Hans de Goede | |
1221 | 69354a83 | Hans de Goede | static void usbredir_register_devices(void) |
1222 | 69354a83 | Hans de Goede | { |
1223 | 69354a83 | Hans de Goede | usb_qdev_register(&usbredir_dev_info); |
1224 | 69354a83 | Hans de Goede | } |
1225 | 69354a83 | Hans de Goede | device_init(usbredir_register_devices); |