7e6cabd06e
Renumber cluase 4 to 3, per what everybody else did when BSD granted them permission to remove clause 3. My insistance on keeping the same numbering for legal reasons is too pedantic, so give up on that point. Submitted by: Jan Schaumann <jschauma@stevens.edu> Pull Request: https://github.com/freebsd/freebsd/pull/96
121 lines
4.7 KiB
C
121 lines
4.7 KiB
C
/*-
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* Copyright (c) 1990, 1991, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from the Stanford/CMU enet packet filter,
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* (net/enet.c) distributed as part of 4.3BSD, and code contributed
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* to Berkeley by Steven McCanne and Van Jacobson both of Lawrence
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* Berkeley Laboratory.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _DEV_USB_PF_H
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#define _DEV_USB_PF_H
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struct usbpf_pkthdr {
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uint32_t up_totlen; /* Total length including all headers */
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uint32_t up_busunit; /* Host controller unit number */
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uint8_t up_address; /* USB device index */
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uint8_t up_mode; /* Mode of transfer */
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#define USBPF_MODE_HOST 0
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#define USBPF_MODE_DEVICE 1
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uint8_t up_type; /* points SUBMIT / DONE */
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uint8_t up_xfertype; /* Transfer type, see USB2.0 spec. */
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uint32_t up_flags; /* Transfer flags */
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#define USBPF_FLAG_FORCE_SHORT_XFER (1 << 0)
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#define USBPF_FLAG_SHORT_XFER_OK (1 << 1)
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#define USBPF_FLAG_SHORT_FRAMES_OK (1 << 2)
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#define USBPF_FLAG_PIPE_BOF (1 << 3)
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#define USBPF_FLAG_PROXY_BUFFER (1 << 4)
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#define USBPF_FLAG_EXT_BUFFER (1 << 5)
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#define USBPF_FLAG_MANUAL_STATUS (1 << 6)
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#define USBPF_FLAG_NO_PIPE_OK (1 << 7)
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#define USBPF_FLAG_STALL_PIPE (1 << 8)
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uint32_t up_status; /* Transfer status */
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#define USBPF_STATUS_OPEN (1 << 0)
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#define USBPF_STATUS_TRANSFERRING (1 << 1)
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#define USBPF_STATUS_DID_DMA_DELAY (1 << 2)
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#define USBPF_STATUS_DID_CLOSE (1 << 3)
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#define USBPF_STATUS_DRAINING (1 << 4)
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#define USBPF_STATUS_STARTED (1 << 5)
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#define USBPF_STATUS_BW_RECLAIMED (1 << 6)
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#define USBPF_STATUS_CONTROL_XFR (1 << 7)
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#define USBPF_STATUS_CONTROL_HDR (1 << 8)
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#define USBPF_STATUS_CONTROL_ACT (1 << 9)
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#define USBPF_STATUS_CONTROL_STALL (1 << 10)
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#define USBPF_STATUS_SHORT_FRAMES_OK (1 << 11)
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#define USBPF_STATUS_SHORT_XFER_OK (1 << 12)
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#define USBPF_STATUS_BDMA_ENABLE (1 << 13)
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#define USBPF_STATUS_BDMA_NO_POST_SYNC (1 << 14)
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#define USBPF_STATUS_BDMA_SETUP (1 << 15)
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#define USBPF_STATUS_ISOCHRONOUS_XFR (1 << 16)
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#define USBPF_STATUS_CURR_DMA_SET (1 << 17)
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#define USBPF_STATUS_CAN_CANCEL_IMMED (1 << 18)
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#define USBPF_STATUS_DOING_CALLBACK (1 << 19)
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uint32_t up_error; /* USB error, see USB_ERR_XXX */
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uint32_t up_interval; /* For interrupt and isoc (ms) */
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uint32_t up_frames; /* Number of following frames */
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uint32_t up_packet_size; /* Packet size used */
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uint32_t up_packet_count; /* Packet count used */
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uint32_t up_endpoint; /* USB endpoint / stream ID */
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uint8_t up_speed; /* USB speed, see USB_SPEED_XXX */
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/* sizeof(struct usbpf_pkthdr) == 128 bytes */
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uint8_t up_reserved[83];
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};
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struct usbpf_framehdr {
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/*
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* The frame length field excludes length of frame header and
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* any alignment.
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*/
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uint32_t length;
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#define USBPF_FRAME_ALIGN(x) (((x) + 3) & ~3)
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uint32_t flags;
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#define USBPF_FRAMEFLAG_READ (1 << 0)
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#define USBPF_FRAMEFLAG_DATA_FOLLOWS (1 << 1)
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};
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#define USBPF_HDR_LEN 128 /* bytes */
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#define USBPF_FRAME_HDR_LEN 8 /* bytes */
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extern uint8_t usbpf_pkthdr_size_ok[
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(sizeof(struct usbpf_pkthdr) == USBPF_HDR_LEN) ? 1 : -1];
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extern uint8_t usbpf_framehdr_size_ok[
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(sizeof(struct usbpf_framehdr) == USBPF_FRAME_HDR_LEN) ? 1 : -1];
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#define USBPF_XFERTAP_SUBMIT 0
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#define USBPF_XFERTAP_DONE 1
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#ifdef _KERNEL
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void usbpf_attach(struct usb_bus *);
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void usbpf_detach(struct usb_bus *);
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void usbpf_xfertap(struct usb_xfer *, int);
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#endif
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#endif
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