2 * usbfs header structures
3 * Copyright © 2007 Daniel Drake <dsd@gentoo.org>
4 * Copyright © 2001 Johannes Erdfelt <johannes@erdfelt.com>
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 #ifndef LIBUSB_USBFS_H
22 #define LIBUSB_USBFS_H
24 #include <linux/types.h>
26 #define SYSFS_DEVICE_PATH "/sys/bus/usb/devices"
28 struct usbfs_ctrltransfer {
29 /* keep in sync with usbdevice_fs.h:usbdevfs_ctrltransfer */
30 uint8_t bmRequestType;
36 uint32_t timeout; /* in milliseconds */
42 struct usbfs_bulktransfer {
43 /* keep in sync with usbdevice_fs.h:usbdevfs_bulktransfer */
46 unsigned int timeout; /* in milliseconds */
52 struct usbfs_setinterface {
53 /* keep in sync with usbdevice_fs.h:usbdevfs_setinterface */
54 unsigned int interface;
55 unsigned int altsetting;
58 #define USBFS_MAXDRIVERNAME 255
60 struct usbfs_getdriver {
61 unsigned int interface;
62 char driver[USBFS_MAXDRIVERNAME + 1];
65 #define USBFS_URB_SHORT_NOT_OK 0x01
66 #define USBFS_URB_ISO_ASAP 0x02
67 #define USBFS_URB_BULK_CONTINUATION 0x04
68 #define USBFS_URB_QUEUE_BULK 0x10
69 #define USBFS_URB_ZERO_PACKET 0x40
72 USBFS_URB_TYPE_ISO = 0,
73 USBFS_URB_TYPE_INTERRUPT = 1,
74 USBFS_URB_TYPE_CONTROL = 2,
75 USBFS_URB_TYPE_BULK = 3,
78 struct usbfs_iso_packet_desc {
80 unsigned int actual_length;
84 #define MAX_ISO_BUFFER_LENGTH 32768 // 32 x 1024 = 32KB
85 #define MAX_BULK_BUFFER_LENGTH 16384 // 16 x 1024 = 16KB
86 #define MAX_CTRL_BUFFER_LENGTH 4096 // 4 x 1024 = 4KB
90 unsigned char endpoint;
98 int number_of_packets; /* Only used for isoc urbs */
99 unsigned int stream_id; /* Only used with bulk streams */
104 struct usbfs_iso_packet_desc iso_frame_desc[0];
107 struct usbfs_connectinfo {
113 int ifno; /* interface 0..N ; negative numbers reserved */
114 int ioctl_code; /* MUST encode size + direction of data so the
115 * macros in <asm/ioctl.h> give correct values */
116 void *data; /* param buffer (in, or out) */
119 struct usbfs_hub_portinfo {
120 unsigned char numports;
121 unsigned char port[127]; /* port to device num mapping */
124 #define USBFS_CAP_ZERO_PACKET 0x01
125 #define USBFS_CAP_BULK_CONTINUATION 0x02
126 #define USBFS_CAP_NO_PACKET_SIZE_LIM 0x04
127 #define USBFS_CAP_BULK_SCATTER_GATHER 0x08
129 #define USBFS_DISCONNECT_CLAIM_IF_DRIVER 0x01
130 #define USBFS_DISCONNECT_CLAIM_EXCEPT_DRIVER 0x02
132 struct usbfs_disconnect_claim {
133 unsigned int interface;
135 char driver[USBFS_MAXDRIVERNAME + 1];
138 struct usbfs_streams {
139 unsigned int num_streams; /* Not used by USBDEVFS_FREE_STREAMS */
140 unsigned int num_eps;
141 unsigned char eps[0];
144 #define IOCTL_USBFS_CONTROL _IOWR('U', 0, struct usbfs_ctrltransfer)
145 #define IOCTL_USBFS_BULK _IOWR('U', 2, struct usbfs_bulktransfer)
146 #define IOCTL_USBFS_RESETEP _IOR('U', 3, unsigned int)
147 #define IOCTL_USBFS_SETINTF _IOR('U', 4, struct usbfs_setinterface)
148 #define IOCTL_USBFS_SETCONFIG _IOR('U', 5, unsigned int)
149 #define IOCTL_USBFS_GETDRIVER _IOW('U', 8, struct usbfs_getdriver)
150 #define IOCTL_USBFS_SUBMITURB _IOR('U', 10, struct usbfs_urb)
151 #define IOCTL_USBFS_DISCARDURB _IO('U', 11)
152 #define IOCTL_USBFS_REAPURB _IOW('U', 12, void *)
153 #define IOCTL_USBFS_REAPURBNDELAY _IOW('U', 13, void *)
154 #define IOCTL_USBFS_CLAIMINTF _IOR('U', 15, unsigned int)
155 #define IOCTL_USBFS_RELEASEINTF _IOR('U', 16, unsigned int)
156 #define IOCTL_USBFS_CONNECTINFO _IOW('U', 17, struct usbfs_connectinfo)
157 #define IOCTL_USBFS_IOCTL _IOWR('U', 18, struct usbfs_ioctl)
158 #define IOCTL_USBFS_HUB_PORTINFO _IOR('U', 19, struct usbfs_hub_portinfo)
159 #define IOCTL_USBFS_RESET _IO('U', 20)
160 #define IOCTL_USBFS_CLEAR_HALT _IOR('U', 21, unsigned int)
161 #define IOCTL_USBFS_DISCONNECT _IO('U', 22)
162 #define IOCTL_USBFS_CONNECT _IO('U', 23)
163 #define IOCTL_USBFS_CLAIM_PORT _IOR('U', 24, unsigned int)
164 #define IOCTL_USBFS_RELEASE_PORT _IOR('U', 25, unsigned int)
165 #define IOCTL_USBFS_GET_CAPABILITIES _IOR('U', 26, __u32)
166 #define IOCTL_USBFS_DISCONNECT_CLAIM _IOR('U', 27, struct usbfs_disconnect_claim)
167 #define IOCTL_USBFS_ALLOC_STREAMS _IOR('U', 28, struct usbfs_streams)
168 #define IOCTL_USBFS_FREE_STREAMS _IOR('U', 29, struct usbfs_streams)
170 extern usbi_mutex_static_t android_hotplug_lock;
172 #if defined(HAVE_LIBUDEV)
173 int android_udev_start_event_monitor(void);
174 int android_udev_stop_event_monitor(void);
175 int android_udev_scan_devices(struct libusb_context *ctx);
176 void android_udev_hotplug_poll(void);
178 int android_netlink_start_event_monitor(void);
179 int android_netlink_stop_event_monitor(void);
180 void android_netlink_hotplug_poll(void);
183 void android_hotplug_enumerate(uint8_t busnum, uint8_t devaddr, const char *sys_name);
184 void android_device_disconnected(uint8_t busnum, uint8_t devaddr, const char *sys_name);
186 int android_get_device_address (struct libusb_context *ctx, int detached,
187 uint8_t *busnum, uint8_t *devaddr, const char *dev_node,
188 const char *sys_name);
189 int android_enumerate_device(struct libusb_context *ctx,
190 uint8_t busnum, uint8_t devaddr, const char *sysfs_dir);