db92a6cd51
compat mode or not. This is useful when implementing compatibility ioctl(2) handlers in userspace. MFC after: 1 week Sponsored by: Mellanox Technologies
89 lines
2.9 KiB
C
89 lines
2.9 KiB
C
/* $FreeBSD$ */
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/*-
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* Copyright (c) 2010-2012 Hans Petter Selasky. All rights reserved.
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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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#ifndef _CUSE_DEFS_H_
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#define _CUSE_DEFS_H_
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#define CUSE_VERSION 0x000124
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#define CUSE_ERR_NONE 0
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#define CUSE_ERR_BUSY -1
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#define CUSE_ERR_WOULDBLOCK -2
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#define CUSE_ERR_INVALID -3
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#define CUSE_ERR_NO_MEMORY -4
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#define CUSE_ERR_FAULT -5
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#define CUSE_ERR_SIGNAL -6
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#define CUSE_ERR_OTHER -7
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#define CUSE_ERR_NOT_LOADED -8
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#define CUSE_ERR_NO_DEVICE -9
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#define CUSE_POLL_NONE 0
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#define CUSE_POLL_READ 1
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#define CUSE_POLL_WRITE 2
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#define CUSE_POLL_ERROR 4
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#define CUSE_FFLAG_NONE 0
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#define CUSE_FFLAG_READ 1
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#define CUSE_FFLAG_WRITE 2
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#define CUSE_FFLAG_NONBLOCK 4
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#define CUSE_FFLAG_COMPAT32 8 /* peer is running in 32-bit compat mode */
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#define CUSE_DBG_NONE 0
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#define CUSE_DBG_FULL 1
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/* maximum data transfer length */
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#define CUSE_LENGTH_MAX 0x7FFFFFFFU
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enum {
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CUSE_CMD_NONE,
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CUSE_CMD_OPEN,
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CUSE_CMD_CLOSE,
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CUSE_CMD_READ,
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CUSE_CMD_WRITE,
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CUSE_CMD_IOCTL,
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CUSE_CMD_POLL,
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CUSE_CMD_SIGNAL,
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CUSE_CMD_SYNC,
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CUSE_CMD_MAX,
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};
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#define CUSE_MAKE_ID(a,b,c,u) ((((a) & 0x7F) << 24)| \
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(((b) & 0xFF) << 16)|(((c) & 0xFF) << 8)|((u) & 0xFF))
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#define CUSE_ID_MASK 0x7FFFFF00U
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/*
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* The following ID's are defined:
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* ===============================
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*/
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#define CUSE_ID_DEFAULT(what) CUSE_MAKE_ID(0,0,what,0)
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#define CUSE_ID_WEBCAMD(what) CUSE_MAKE_ID('W','C',what,0) /* Used by Webcamd. */
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#define CUSE_ID_SUNDTEK(what) CUSE_MAKE_ID('S','K',what,0) /* Used by Sundtek. */
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#define CUSE_ID_CX88(what) CUSE_MAKE_ID('C','X',what,0) /* Used by cx88 driver. */
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#define CUSE_ID_UHIDD(what) CUSE_MAKE_ID('U','D',what,0) /* Used by uhidd. */
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#endif /* _CUSE_DEFS_H_ */
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