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wdenk232c1502004-03-12 00:14:09 +00001/*
2 * (C) Copyright 2003
3 * Gerry Hamel, geh@ti.com, Texas Instruments
4 *
5 * Based on linux/drivers/usbd/usbd.h
6 *
7 * Copyright (c) 2000, 2001, 2002 Lineo
8 * Copyright (c) 2001 Hewlett Packard
9 *
10 * By:
11 * Stuart Lynne <sl@lineo.com>,
12 * Tom Rushworth <tbr@lineo.com>,
13 * Bruce Balden <balden@lineo.com>
14 *
15 * This program is free software; you can redistribute it and/or modify
16 * it under the terms of the GNU General Public License as published by
17 * the Free Software Foundation; either version 2 of the License, or
18 * (at your option) any later version.
19 *
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
24 *
25 * You should have received a copy of the GNU General Public License
26 * along with this program; if not, write to the Free Software
27 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
28 *
29 */
30
31#ifndef __USBDCORE_H__
32#define __USBDCORE_H__
33
34#include <common.h>
35#include "usbdescriptors.h"
36
37
38#define MAX_URBS_QUEUED 5
39
40
41#if 1
42#define usberr(fmt,args...) serial_printf("ERROR: %s(), %d: "fmt"\n",__FUNCTION__,__LINE__,##args)
43#else
44#define usberr(fmt,args...) do{}while(0)
45#endif
46
47#if 0
48#define usbdbg(fmt,args...) serial_printf("debug: %s(), %d: "fmt"\n",__FUNCTION__,__LINE__,##args)
49#else
50#define usbdbg(fmt,args...) do{}while(0)
51#endif
52
53#if 0
54#define usbinfo(fmt,args...) serial_printf("info: %s(), %d: "fmt"\n",__FUNCTION__,__LINE__,##args)
55#else
56#define usbinfo(fmt,args...) do{}while(0)
57#endif
58
59#ifndef le16_to_cpu
60#define le16_to_cpu(x) (x)
61#endif
62
63#ifndef inb
64#define inb(p) (*(volatile u8*)(p))
65#endif
66
67#ifndef outb
68#define outb(val,p) (*(volatile u8*)(p) = (val))
69#endif
70
71#ifndef inw
72#define inw(p) (*(volatile u16*)(p))
73#endif
74
75#ifndef outw
76#define outw(val,p) (*(volatile u16*)(p) = (val))
77#endif
78
79#ifndef inl
80#define inl(p) (*(volatile u32*)(p))
81#endif
82
83#ifndef outl
84#define outl(val,p) (*(volatile u32*)(p) = (val))
85#endif
86
87#ifndef insw
88#define insw(p,to,len) mmio_insw(p,to,len)
89#endif
90
91#ifndef outsw
92#define outsw(p,from,len) mmio_outsw(p,from,len)
93#endif
94
95#ifndef insb
96#define insb(p,to,len) mmio_insb(p,to,len)
97#endif
98
99#ifndef mmio_insw
100#define mmio_insw(r,b,l) ({ int __i ; \
101 u16 *__b2; \
102 __b2 = (u16 *) b; \
103 for (__i = 0; __i < l; __i++) { \
104 *(__b2 + __i) = inw(r); \
105 }; \
106 })
107#endif
108
109#ifndef mmio_outsw
110#define mmio_outsw(r,b,l) ({ int __i; \
111 u16 *__b2; \
112 __b2 = (u16 *) b; \
113 for (__i = 0; __i < l; __i++) { \
114 outw( *(__b2 + __i), r); \
115 } \
116 })
117#endif
118
119#ifndef mmio_insb
120#define mmio_insb(r,b,l) ({ int __i ; \
121 u8 *__b2; \
122 __b2 = (u8 *) b; \
123 for (__i = 0; __i < l; __i++) { \
124 *(__b2 + __i) = inb(r); \
125 }; \
126 })
127#endif
128
129#ifndef MIN
130#define MIN(a,b) ((a) < (b) ? (a) : (b))
131#endif
132#ifndef MAX
133#define MAX(a,b) ((a) > (b) ? (a) : (b))
134#endif
135
136
137/*
138 * Structure member address manipulation macros.
139 * These are used by client code (code using the urb_link routines), since
140 * the urb_link structure is embedded in the client data structures.
141 *
142 * Note: a macro offsetof equivalent to member_offset is defined in stddef.h
143 * but this is kept here for the sake of portability.
144 *
145 * p2surround returns a pointer to the surrounding structure given
146 * type of the surrounding structure, the name memb of the structure
147 * member pointed at by ptr. For example, if you have:
148 *
149 * struct foo {
150 * int x;
151 * float y;
152 * char z;
153 * } thingy;
154 *
155 * char *cp = &thingy.z;
156 *
157 * then
158 *
159 * &thingy == p2surround(struct foo, z, cp)
160 *
161 * Clear?
162 */
163#define _cv_(ptr) ((char*)(void*)(ptr))
164#define member_offset(type,memb) (_cv_(&(((type*)0)->memb))-(char*)0)
165#define p2surround(type,memb,ptr) ((type*)(void*)(_cv_(ptr)-member_offset(type,memb)))
166
167struct urb;
168
169struct usb_endpoint_instance;
170struct usb_interface_instance;
171struct usb_configuration_instance;
172struct usb_device_instance;
173struct usb_bus_instance;
174
175/*
176 * Device and/or Interface Class codes
177 */
178#define USB_CLASS_PER_INTERFACE 0 /* for DeviceClass */
179#define USB_CLASS_AUDIO 1
180#define USB_CLASS_COMM 2
181#define USB_CLASS_HID 3
182#define USB_CLASS_PHYSICAL 5
183#define USB_CLASS_PRINTER 7
184#define USB_CLASS_MASS_STORAGE 8
185#define USB_CLASS_HUB 9
186#define USB_CLASS_DATA 10
187#define USB_CLASS_APP_SPEC 0xfe
188#define USB_CLASS_VENDOR_SPEC 0xff
189
190/*
191 * USB types
192 */
193#define USB_TYPE_STANDARD (0x00 << 5)
194#define USB_TYPE_CLASS (0x01 << 5)
195#define USB_TYPE_VENDOR (0x02 << 5)
196#define USB_TYPE_RESERVED (0x03 << 5)
197
198/*
199 * USB recipients
200 */
201#define USB_RECIP_DEVICE 0x00
202#define USB_RECIP_INTERFACE 0x01
203#define USB_RECIP_ENDPOINT 0x02
204#define USB_RECIP_OTHER 0x03
205
206/*
207 * USB directions
208 */
209#define USB_DIR_OUT 0
210#define USB_DIR_IN 0x80
211
212/*
213 * Descriptor types
214 */
215#define USB_DT_DEVICE 0x01
216#define USB_DT_CONFIG 0x02
217#define USB_DT_STRING 0x03
218#define USB_DT_INTERFACE 0x04
219#define USB_DT_ENDPOINT 0x05
220
221#define USB_DT_HID (USB_TYPE_CLASS | 0x01)
222#define USB_DT_REPORT (USB_TYPE_CLASS | 0x02)
223#define USB_DT_PHYSICAL (USB_TYPE_CLASS | 0x03)
224#define USB_DT_HUB (USB_TYPE_CLASS | 0x09)
225
226/*
227 * Descriptor sizes per descriptor type
228 */
229#define USB_DT_DEVICE_SIZE 18
230#define USB_DT_CONFIG_SIZE 9
231#define USB_DT_INTERFACE_SIZE 9
232#define USB_DT_ENDPOINT_SIZE 7
233#define USB_DT_ENDPOINT_AUDIO_SIZE 9 /* Audio extension */
234#define USB_DT_HUB_NONVAR_SIZE 7
235#define USB_DT_HID_SIZE 9
236
237/*
238 * Endpoints
239 */
240#define USB_ENDPOINT_NUMBER_MASK 0x0f /* in bEndpointAddress */
241#define USB_ENDPOINT_DIR_MASK 0x80
242
243#define USB_ENDPOINT_XFERTYPE_MASK 0x03 /* in bmAttributes */
244#define USB_ENDPOINT_XFER_CONTROL 0
245#define USB_ENDPOINT_XFER_ISOC 1
246#define USB_ENDPOINT_XFER_BULK 2
247#define USB_ENDPOINT_XFER_INT 3
248
249/*
250 * USB Packet IDs (PIDs)
251 */
252#define USB_PID_UNDEF_0 0xf0
253#define USB_PID_OUT 0xe1
254#define USB_PID_ACK 0xd2
255#define USB_PID_DATA0 0xc3
256#define USB_PID_PING 0xb4 /* USB 2.0 */
257#define USB_PID_SOF 0xa5
258#define USB_PID_NYET 0x96 /* USB 2.0 */
259#define USB_PID_DATA2 0x87 /* USB 2.0 */
260#define USB_PID_SPLIT 0x78 /* USB 2.0 */
261#define USB_PID_IN 0x69
262#define USB_PID_NAK 0x5a
263#define USB_PID_DATA1 0x4b
264#define USB_PID_PREAMBLE 0x3c /* Token mode */
265#define USB_PID_ERR 0x3c /* USB 2.0: handshake mode */
266#define USB_PID_SETUP 0x2d
267#define USB_PID_STALL 0x1e
268#define USB_PID_MDATA 0x0f /* USB 2.0 */
269
270/*
271 * Standard requests
272 */
273#define USB_REQ_GET_STATUS 0x00
274#define USB_REQ_CLEAR_FEATURE 0x01
275#define USB_REQ_SET_FEATURE 0x03
276#define USB_REQ_SET_ADDRESS 0x05
277#define USB_REQ_GET_DESCRIPTOR 0x06
278#define USB_REQ_SET_DESCRIPTOR 0x07
279#define USB_REQ_GET_CONFIGURATION 0x08
280#define USB_REQ_SET_CONFIGURATION 0x09
281#define USB_REQ_GET_INTERFACE 0x0A
282#define USB_REQ_SET_INTERFACE 0x0B
283#define USB_REQ_SYNCH_FRAME 0x0C
284
285#define USBD_DEVICE_REQUESTS(x) (((unsigned int)x <= USB_REQ_SYNCH_FRAME) ? usbd_device_requests[x] : "UNKNOWN")
286
287/*
288 * HID requests
289 */
290#define USB_REQ_GET_REPORT 0x01
291#define USB_REQ_GET_IDLE 0x02
292#define USB_REQ_GET_PROTOCOL 0x03
293#define USB_REQ_SET_REPORT 0x09
294#define USB_REQ_SET_IDLE 0x0A
295#define USB_REQ_SET_PROTOCOL 0x0B
296
297
298/*
299 * USB Spec Release number
300 */
301
302#define USB_BCD_VERSION 0x0110
303
304
305/*
306 * Device Requests (c.f Table 9-2)
307 */
308
309#define USB_REQ_DIRECTION_MASK 0x80
310#define USB_REQ_TYPE_MASK 0x60
311#define USB_REQ_RECIPIENT_MASK 0x1f
312
313#define USB_REQ_DEVICE2HOST 0x80
314#define USB_REQ_HOST2DEVICE 0x00
315
316#define USB_REQ_TYPE_STANDARD 0x00
317#define USB_REQ_TYPE_CLASS 0x20
318#define USB_REQ_TYPE_VENDOR 0x40
319
320#define USB_REQ_RECIPIENT_DEVICE 0x00
321#define USB_REQ_RECIPIENT_INTERFACE 0x01
322#define USB_REQ_RECIPIENT_ENDPOINT 0x02
323#define USB_REQ_RECIPIENT_OTHER 0x03
324
325/*
326 * get status bits
327 */
328
329#define USB_STATUS_SELFPOWERED 0x01
330#define USB_STATUS_REMOTEWAKEUP 0x02
331
332#define USB_STATUS_HALT 0x01
333
334/*
335 * descriptor types
336 */
337
338#define USB_DESCRIPTOR_TYPE_DEVICE 0x01
339#define USB_DESCRIPTOR_TYPE_CONFIGURATION 0x02
340#define USB_DESCRIPTOR_TYPE_STRING 0x03
341#define USB_DESCRIPTOR_TYPE_INTERFACE 0x04
342#define USB_DESCRIPTOR_TYPE_ENDPOINT 0x05
343#define USB_DESCRIPTOR_TYPE_DEVICE_QUALIFIER 0x06
344#define USB_DESCRIPTOR_TYPE_OTHER_SPEED_CONFIGURATION 0x07
345#define USB_DESCRIPTOR_TYPE_INTERFACE_POWER 0x08
346#define USB_DESCRIPTOR_TYPE_HID 0x21
347#define USB_DESCRIPTOR_TYPE_REPORT 0x22
348
349#define USBD_DEVICE_DESCRIPTORS(x) (((unsigned int)x <= USB_DESCRIPTOR_TYPE_INTERFACE_POWER) ? \
350 usbd_device_descriptors[x] : "UNKNOWN")
351
352/*
353 * standard feature selectors
354 */
355#define USB_ENDPOINT_HALT 0x00
356#define USB_DEVICE_REMOTE_WAKEUP 0x01
357#define USB_TEST_MODE 0x02
358
359
360/* USB Requests
361 *
362 */
363
364struct usb_device_request {
365 u8 bmRequestType;
366 u8 bRequest;
367 u16 wValue;
368 u16 wIndex;
369 u16 wLength;
370} __attribute__ ((packed));
371
372
373/* USB Status
374 *
375 */
376typedef enum urb_send_status {
377 SEND_IN_PROGRESS,
378 SEND_FINISHED_OK,
379 SEND_FINISHED_ERROR,
380 RECV_READY,
381 RECV_OK,
382 RECV_ERROR
383} urb_send_status_t;
384
385/*
386 * Device State (c.f USB Spec 2.0 Figure 9-1)
387 *
388 * What state the usb device is in.
389 *
390 * Note the state does not change if the device is suspended, we simply set a
391 * flag to show that it is suspended.
392 *
393 */
394typedef enum usb_device_state {
395 STATE_INIT, /* just initialized */
396 STATE_CREATED, /* just created */
397 STATE_ATTACHED, /* we are attached */
398 STATE_POWERED, /* we have seen power indication (electrical bus signal) */
399 STATE_DEFAULT, /* we been reset */
400 STATE_ADDRESSED, /* we have been addressed (in default configuration) */
401 STATE_CONFIGURED, /* we have seen a set configuration device command */
402 STATE_UNKNOWN, /* destroyed */
403} usb_device_state_t;
404
405#define USBD_DEVICE_STATE(x) (((unsigned int)x <= STATE_UNKNOWN) ? usbd_device_states[x] : "UNKNOWN")
406
407/*
408 * Device status
409 *
410 * Overall state
411 */
412typedef enum usb_device_status {
413 USBD_OPENING, /* we are currently opening */
414 USBD_OK, /* ok to use */
415 USBD_SUSPENDED, /* we are currently suspended */
416 USBD_CLOSING, /* we are currently closing */
417} usb_device_status_t;
418
419#define USBD_DEVICE_STATUS(x) (((unsigned int)x <= USBD_CLOSING) ? usbd_device_status[x] : "UNKNOWN")
420
421/*
422 * Device Events
423 *
424 * These are defined in the USB Spec (c.f USB Spec 2.0 Figure 9-1).
425 *
426 * There are additional events defined to handle some extra actions we need
427 * to have handled.
428 *
429 */
430typedef enum usb_device_event {
431
432 DEVICE_UNKNOWN, /* bi - unknown event */
433 DEVICE_INIT, /* bi - initialize */
434 DEVICE_CREATE, /* bi - */
435 DEVICE_HUB_CONFIGURED, /* bi - bus has been plugged int */
436 DEVICE_RESET, /* bi - hub has powered our port */
437
438 DEVICE_ADDRESS_ASSIGNED, /* ep0 - set address setup received */
439 DEVICE_CONFIGURED, /* ep0 - set configure setup received */
440 DEVICE_SET_INTERFACE, /* ep0 - set interface setup received */
441
442 DEVICE_SET_FEATURE, /* ep0 - set feature setup received */
443 DEVICE_CLEAR_FEATURE, /* ep0 - clear feature setup received */
444
445 DEVICE_DE_CONFIGURED, /* ep0 - set configure setup received for ?? */
446
447 DEVICE_BUS_INACTIVE, /* bi - bus in inactive (no SOF packets) */
448 DEVICE_BUS_ACTIVITY, /* bi - bus is active again */
449
450 DEVICE_POWER_INTERRUPTION, /* bi - hub has depowered our port */
451 DEVICE_HUB_RESET, /* bi - bus has been unplugged */
452 DEVICE_DESTROY, /* bi - device instance should be destroyed */
453
454 DEVICE_HOTPLUG, /* bi - a hotplug event has occured */
455
456 DEVICE_FUNCTION_PRIVATE, /* function - private */
457
458} usb_device_event_t;
459
460
461typedef struct urb_link {
462 struct urb_link *next;
463 struct urb_link *prev;
464} urb_link;
465
466/* USB Data structure - for passing data around.
467 *
468 * This is used for both sending and receiving data.
469 *
470 * The callback function is used to let the function driver know when
471 * transmitted data has been sent.
472 *
473 * The callback function is set by the alloc_recv function when an urb is
474 * allocated for receiving data for an endpoint and used to call the
475 * function driver to inform it that data has arrived.
476 */
477
478#define URB_BUF_SIZE 128 /* in linux we'd malloc this, but in u-boot we prefer static data */
479struct urb {
480
481 struct usb_endpoint_instance *endpoint;
482 struct usb_device_instance *device;
483
484 struct usb_device_request device_request; /* contents of received SETUP packet */
485
486 struct urb_link link; /* embedded struct for circular doubly linked list of urbs */
487
488 u8* buffer;
489 unsigned int buffer_length;
490 unsigned int actual_length;
491
492 urb_send_status_t status;
493 int data;
494
495 u16 buffer_data[URB_BUF_SIZE]; /* data received (OUT) or being sent (IN) */
496};
497
498/* Endpoint configuration
499 *
500 * Per endpoint configuration data. Used to track which function driver owns
501 * an endpoint.
502 *
503 */
504struct usb_endpoint_instance {
505 int endpoint_address; /* logical endpoint address */
506
507 /* control */
508 int status; /* halted */
509 int state; /* available for use by bus interface driver */
510
511 /* receive side */
512 struct urb_link rcv; /* received urbs */
513 struct urb_link rdy; /* empty urbs ready to receive */
514 struct urb *rcv_urb; /* active urb */
515 int rcv_attributes; /* copy of bmAttributes from endpoint descriptor */
516 int rcv_packetSize; /* maximum packet size from endpoint descriptor */
517 int rcv_transferSize; /* maximum transfer size from function driver */
518 int rcv_queue;
519
520 /* transmit side */
521 struct urb_link tx; /* urbs ready to transmit */
522 struct urb_link done; /* transmitted urbs */
523 struct urb *tx_urb; /* active urb */
524 int tx_attributes; /* copy of bmAttributes from endpoint descriptor */
525 int tx_packetSize; /* maximum packet size from endpoint descriptor */
526 int tx_transferSize; /* maximum transfer size from function driver */
527 int tx_queue;
528
529 int sent; /* data already sent */
530 int last; /* data sent in last packet XXX do we need this */
531};
532
533struct usb_alternate_instance {
534 struct usb_interface_descriptor *interface_descriptor;
535
536 int endpoints;
537 int *endpoint_transfersize_array;
538 struct usb_endpoint_descriptor **endpoints_descriptor_array;
539};
540
541struct usb_interface_instance {
542 int alternates;
543 struct usb_alternate_instance *alternates_instance_array;
544};
545
546struct usb_configuration_instance {
547 int interfaces;
548 struct usb_configuration_descriptor *configuration_descriptor;
549 struct usb_interface_instance *interface_instance_array;
550};
551
552
553/* USB Device Instance
554 *
555 * For each physical bus interface we create a logical device structure. This
556 * tracks all of the required state to track the USB HOST's view of the device.
557 *
558 * Keep track of the device configuration for a real physical bus interface,
559 * this includes the bus interface, multiple function drivers, the current
560 * configuration and the current state.
561 *
562 * This will show:
563 * the specific bus interface driver
564 * the default endpoint 0 driver
565 * the configured function driver
566 * device state
567 * device status
568 * endpoint list
569 */
570
571struct usb_device_instance {
572
573 /* generic */
574 char *name;
575 struct usb_device_descriptor *device_descriptor; /* per device descriptor */
576
577 void (*event) (struct usb_device_instance *device, usb_device_event_t event, int data);
578
579 /* bus interface */
580 struct usb_bus_instance *bus; /* which bus interface driver */
581
582 /* configuration descriptors */
583 int configurations;
584 struct usb_configuration_instance *configuration_instance_array;
585
586 /* device state */
587 usb_device_state_t device_state; /* current USB Device state */
588 usb_device_state_t device_previous_state; /* current USB Device state */
589
590 u8 address; /* current address (zero is default) */
591 u8 configuration; /* current show configuration (zero is default) */
592 u8 interface; /* current interface (zero is default) */
593 u8 alternate; /* alternate flag */
594
595 usb_device_status_t status; /* device status */
596
597 int urbs_queued; /* number of submitted urbs */
598
599 /* Shouldn't need to make this atomic, all we need is a change indicator */
600 unsigned long usbd_rxtx_timestamp;
601 unsigned long usbd_last_rxtx_timestamp;
602
603};
604
605/* Bus Interface configuration structure
606 *
607 * This is allocated for each configured instance of a bus interface driver.
608 *
609 * The privdata pointer may be used by the bus interface driver to store private
610 * per instance state information.
611 */
612struct usb_bus_instance {
613
614 struct usb_device_instance *device;
615 struct usb_endpoint_instance *endpoint_array; /* array of available configured endpoints */
616
617 int max_endpoints; /* maximimum number of rx enpoints */
618 unsigned char maxpacketsize;
619
620 unsigned int serial_number;
621 char *serial_number_str;
622 void *privdata; /* private data for the bus interface */
623
624};
625
626extern char *usbd_device_events[];
627extern char *usbd_device_states[];
628extern char *usbd_device_status[];
629extern char *usbd_device_requests[];
630extern char *usbd_device_descriptors[];
631
632void urb_link_init (urb_link * ul);
633void urb_detach (struct urb *urb);
634urb_link *first_urb_link (urb_link * hd);
635struct urb *first_urb (urb_link * hd);
636struct urb *first_urb_detached (urb_link * hd);
637void urb_append (urb_link * hd, struct urb *urb);
638
639struct urb *usbd_alloc_urb (struct usb_device_instance *device, struct usb_endpoint_instance *endpoint);
640void usbd_dealloc_urb (struct urb *urb);
641
642/*
643 * usbd_device_event is used by bus interface drivers to tell the higher layers that
644 * certain events have taken place.
645 */
646void usbd_device_event_irq (struct usb_device_instance *conf, usb_device_event_t, int);
647void usbd_device_event (struct usb_device_instance *conf, usb_device_event_t, int);
648
649/* descriptors
650 *
651 * Various ways of finding descriptors based on the current device and any
652 * possible configuration / interface / endpoint for it.
653 */
654struct usb_configuration_descriptor *usbd_device_configuration_descriptor (struct usb_device_instance *, int, int);
655struct usb_function_instance *usbd_device_function_instance (struct usb_device_instance *, unsigned int);
656struct usb_interface_instance *usbd_device_interface_instance (struct usb_device_instance *, int, int, int);
657struct usb_alternate_instance *usbd_device_alternate_instance (struct usb_device_instance *, int, int, int, int);
658struct usb_interface_descriptor *usbd_device_interface_descriptor (struct usb_device_instance *, int, int, int, int);
659struct usb_endpoint_descriptor *usbd_device_endpoint_descriptor_index (struct usb_device_instance *, int, int, int, int, int);
660struct usb_class_descriptor *usbd_device_class_descriptor_index (struct usb_device_instance *, int, int, int, int, int);
661struct usb_class_report_descriptor *usbd_device_class_report_descriptor_index( struct usb_device_instance *, int , int , int , int , int );
662struct usb_endpoint_descriptor *usbd_device_endpoint_descriptor (struct usb_device_instance *, int, int, int, int, int);
663int usbd_device_endpoint_transfersize (struct usb_device_instance *, int, int, int, int, int);
664struct usb_string_descriptor *usbd_get_string (u8);
665struct usb_device_descriptor *usbd_device_device_descriptor (struct usb_device_instance *, int);
666
667int usbd_endpoint_halted (struct usb_device_instance *device, int endpoint);
668void usbd_rcv_complete(struct usb_endpoint_instance *endpoint, int len, int urb_bad);
669void usbd_tx_complete (struct usb_endpoint_instance *endpoint);
670
671#endif