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