 @@ -1,516 +1,518 @@
 /*
  * CDDL HEADER START
+ *
  * The contents of this file are subject to the terms of the
  * Common Development and Distribution License (the "License").
  * You may not use this file except in compliance with the License.
+ *
  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  * or http://www.opensolaris.org/os/licensing.
  * See the License for the specific language governing permissions
  * and limitations under the License.
+ *
  * When distributing Covered Code, include this CDDL HEADER in each
  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  * If applicable, add the following below this CDDL HEADER, with the
  * fields enclosed by brackets "[]" replaced with your own identifying
  * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
  * CDDL HEADER END
  */
 /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
 /*	  All Rights Reserved  	*/
 /*
  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 #ifndef _SYS_STROPTS_H
 #define	_SYS_STROPTS_H
 #pragma ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 11.20	*/
 #include <sys/feature_tests.h>
 #include <sys/types.h>
 /*
  * For FMNAMESZ define.
  */
 #ifdef _KERNEL
 #include <sys/conf.h>
 #endif
 #ifdef	__cplusplus
 extern "C" {
 #endif
 /*
  * Write options
  */
 #define	SNDZERO		0x001		/* send a zero length message */
 #define	SNDPIPE		0x002		/* send SIGPIPE on write and */
 					/* putmsg if sd_werror is set */
 /*
  * Read options
  */
 #define	RNORM		0x000		/* read msg norm */
 #define	RMSGD		0x001		/* read msg discard */
 #define	RMSGN		0x002		/* read msg no discard */
 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 #define	RMODEMASK	0x003		/* all above bits */
 #endif
 /*
  * These next three read options are added for the sake of
  * user-level transparency.  RPROTDAT will cause the stream head
  * to treat the contents of M_PROTO and M_PCPROTO message blocks
  * as data.  RPROTDIS will prevent the stream head from failing
  * a read with EBADMSG if an M_PROTO or M_PCPROTO message is on
  * the front of the stream head read queue.  Rather, the protocol
  * blocks will be silently discarded and the data associated with
  * the message (in linked M_DATA blocks), if any, will be delivered
  * to the user.  RPROTNORM sets the default behavior, where read
  * will fail with EBADMSG if an M_PROTO or M_PCPROTO are at the
  * stream head.
  */
 #define	RPROTDAT	0x004		/* read protocol messages as data */
 #define	RPROTDIS	0x008		/* discard protocol messages, but */
 					/* read data portion */
 #define	RPROTNORM	0x010
 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 #define	RPROTMASK	0x01c		/* all RPROT bits */
 /*
  * The next read option is used so that a TPI aware module can tell the
  * stream head to not flush M_PCPROTO messages when processing a read side
  * flush. This will avoid problems where a flush removes a T_OK_ACK.
  */
 #define	RFLUSHMASK	0x020		/* all RFLUSH bits */
 #define	RFLUSHPCPROT	0x020		/* do not flush PCPROTOs */
 #endif
 /*
  * Error options
  */
 /*
  * Error options to adjust the stream head error behavior with respect
  * to M_ERROR message for read and write side errors respectively.
  * The normal case is that the read/write side error is
  * persistent and these options allow the application or streams module/driver
  * to specify that errors are nonpersistent. In this case the error is cleared
  * after having been returned to read(), getmsg(), ioctl(), write(), putmsg(),
  * etc.
  */
 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 #define	RERRNORM	0x001		/* Normal, persistent read errors */
 #define	RERRNONPERSIST	0x002		/* Nonpersistent read errors */
 #define	RERRMASK	(RERRNORM|RERRNONPERSIST)
 #define	WERRNORM	0x004		/* Normal, persistent write errors */
 #define	WERRNONPERSIST	0x008		/* Nonpersistent write errors */
 #define	WERRMASK	(WERRNORM|WERRNONPERSIST)
 #endif /* !defined(_XPG4_2) || defined(__EXTENSIONS__) */
 /*
  * Flush options
  */
 #define	FLUSHR		0x01		/* flush read queue */
 #define	FLUSHW		0x02		/* flush write queue */
 #define	FLUSHRW		0x03		/* flush both queues */
 #define	FLUSHBAND	0x04		/* flush only band specified */
 					/* in next byte */
 /*
  * Copy options for M_SETOPS/SO_COPYOPT
  */
 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 #define	ZCVMSAFE	0x01		/* safe to borrow file (segmapped) */
 					/* pages instead of bcopy */
 #define	ZCVMUNSAFE	0x02		/* unsafe to borrow file pages */
 #define	COPYCACHED	0x04		/* copy should NOT bypass cache */
 #endif /* !defined(_XPG4_2) || defined(__EXTENSIONS__) */
 /*
  * Events for which the SIGPOLL signal is to be sent.
  */
 #define	S_INPUT		0x0001		/* any msg but hipri on read Q */
 #define	S_HIPRI		0x0002		/* high priority msg on read Q */
 #define	S_OUTPUT	0x0004		/* write Q no longer full */
 #define	S_MSG		0x0008		/* signal msg at front of read Q */
 #define	S_ERROR		0x0010		/* error msg arrived at stream head */
 #define	S_HANGUP	0x0020		/* hangup msg arrived at stream head */
 #define	S_RDNORM	0x0040		/* normal msg on read Q */
 #define	S_WRNORM	S_OUTPUT
 #define	S_RDBAND	0x0080		/* out of band msg on read Q */
 #define	S_WRBAND	0x0100		/* can write out of band */
 #define	S_BANDURG	0x0200		/* modifier to S_RDBAND, to generate */
 					/* SIGURG instead of SIGPOLL */
 /*
  * Flags for getmsg() and putmsg() syscall arguments.
  * "RS" stands for recv/send.  The system calls were originally called
  * recv() and send(), but were renamed to avoid confusion with the BSD
  * calls of the same name.  A value of zero will cause getmsg() to return
  * the first message on the stream head read queue and putmsg() to send
  * a normal priority message.
+ *
  * Flags for strmakemsg() arguments (should define strmakemsg() flags).
  * Used to determine the message type of the control part of a message,
  * if RS_HIPRI, M_PCPROTO, else M_PROTO.
  */
 #define	RS_HIPRI	0x01		/* send/recv high priority message */
 #define	STRUIO_POSTPONE	0x08		/* postpone copyin() for struio() */
 /*
  * Flags for getpmsg() and putpmsg() syscall arguments.
  */
 /*
  * These are settable by the user and will be set on return
  * to indicate the priority of message received.
  */
 #define	MSG_HIPRI	0x01		/* send/recv high priority message */
 #define	MSG_ANY		0x02		/* recv any messages */
 #define	MSG_BAND	0x04		/* recv messages from specified band */
 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 /*
  * This is a private flag passed by libc to kernel to
  * identify that it is a XPG4_2 application. No
  * applications need to know about this flag.
  */
 #define	MSG_XPG4	0x08
 #endif
 #ifdef _KERNEL
 /*
  * Additional private flags for kstrgetmsg and kstrputmsg.
  * These must be bit-wise distinct from the above MSG flags.
  */
 #define	MSG_IPEEK	0x10		/* Peek - don't remove the message */
 #define	MSG_DISCARDTAIL	0x20		/* Discard tail if it doesn't fit */
 #define	MSG_HOLDSIG	0x40		/* Ignore signals. */
 #define	MSG_IGNERROR	0x80		/* Ignore stream head errors */
 #define	MSG_DELAYERROR	0x100		/* Delay error check until we sleep */
 #define	MSG_IGNFLOW	0x200		/* Ignore flow control */
 #define	MSG_NOMARK	0x400		/* Do not read if message is marked */
 #endif /* _KERNEL */
 /*
  * Flags returned as value of getmsg() and getpmsg() syscall.
  */
 #define	MORECTL		1		/* more ctl info is left in message */
 #define	MOREDATA	2		/* more data is left in message */
 /*
  * Define to indicate that all multiplexors beneath a stream should
  * be unlinked.
  */
 #define	MUXID_ALL	(-1)
 /*
  * Flag definitions for the I_ATMARK ioctl.
  */
 #define	ANYMARK		0x01
 #define	LASTMARK	0x02
 /*
  *  Stream Ioctl defines
  */
 #define	STR		('S'<<8)
 /* (STR|000) in use */
 #define	I_NREAD		(STR|01)
 #define	I_PUSH		(STR|02)
 #define	I_POP		(STR|03)
 #define	I_LOOK		(STR|04)
 #define	I_FLUSH		(STR|05)
 #define	I_SRDOPT	(STR|06)
 #define	I_GRDOPT	(STR|07)
 #define	I_STR		(STR|010)
 #define	I_SETSIG	(STR|011)
 #define	I_GETSIG	(STR|012)
 #define	I_FIND		(STR|013)
 #define	I_LINK		(STR|014)
 #define	I_UNLINK	(STR|015)
 /* (STR|016) in use */
 #define	I_PEEK		(STR|017)
 #define	I_FDINSERT	(STR|020)
 #define	I_SENDFD	(STR|021)
 #if defined(_KERNEL)
 #define	I_RECVFD	(STR|022)
 #define	I_E_RECVFD	(STR|016)
 #else	/* user level definition */
 #define	I_RECVFD	(STR|016)	/* maps to kernel I_E_RECVFD */
 #endif /* defined(_KERNEL) */
 #define	I_SWROPT	(STR|023)
 #define	I_GWROPT	(STR|024)
 #define	I_LIST		(STR|025)
 #define	I_PLINK		(STR|026)
 #define	I_PUNLINK	(STR|027)
 #define	I_ANCHOR	(STR|030)
 #define	I_FLUSHBAND	(STR|034)
 #define	I_CKBAND	(STR|035)
 #define	I_GETBAND	(STR|036)
 #define	I_ATMARK	(STR|037)
 #define	I_SETCLTIME	(STR|040)
 #define	I_GETCLTIME	(STR|041)
 #define	I_CANPUT	(STR|042)
 #define	I_SERROPT	(STR|043)
 #define	I_GERROPT	(STR|044)
 #define	I_ESETSIG	(STR|045)
 #define	I_EGETSIG	(STR|046)
 #define	__I_PUSH_NOCTTY	(STR|047)	/* push module, no cntrl tty */
 /*
  * IOCTLs (STR|050) - (STR|055) are available for use.
  */
 #define	_I_MUXID2FD	(STR|056)	/* Private: get a fd from a muxid */
 #define	_I_INSERT	(STR|057)	/* Private: insert a module */
 #define	_I_REMOVE	(STR|060)	/* Private: remove a module */
 #define	_I_GETPEERCRED	(STR|061)	/* Private: get peer cred */
 #define	_I_PLINK_LH	(STR|062)	/* Private: Layered Driver ioctl */
 #define	_I_CMD		(STR|063) 	/* Private: send ioctl via M_CMD */
 /*
  * User level ioctl format for ioctls that go downstream (I_STR)
  */
 struct strioctl {
 	int 	ic_cmd;			/* command */
 	int	ic_timout;		/* timeout value */
 	int	ic_len;			/* length of data */
 	char	*ic_dp;			/* pointer to data */
 };
 #if defined(_SYSCALL32)
 struct strioctl32 {
 	int32_t 	ic_cmd;			/* command */
 	int32_t		ic_timout;		/* timeout value */
 	int32_t		ic_len;			/* length of data */
 	caddr32_t	ic_dp;			/* pointer to data */
 };
 #endif /* _SYSCALL32 */
 /*
  * Value for timeouts (ioctl, select) that denotes infinity
  */
 #define	_INFTIM		-1
 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 #define	INFTIM		_INFTIM
 #endif
 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 /*
  * For _I_CMD: similar to strioctl, but with included buffer (to avoid copyin/
  * copyout from another address space).  NOTE: the size of this structure must
  * be less than libproc.h`MAXARGL for pr_ioctl() to handle it.
  */
 #define	STRCMDBUFSIZE			2048
 typedef struct strcmd {
 	int 	sc_cmd;			/* ioctl command */
 	int	sc_timeout;		/* timeout value (in seconds) */
 	int	sc_len;			/* length of data */
 	int	sc_pad;
 	char	sc_buf[STRCMDBUFSIZE];	/* data buffer */
 } strcmd_t;
 #endif
 /*
  * Stream buffer structure for putmsg and getmsg system calls
  */
 struct strbuf {
 	int	maxlen;		/* no. of bytes in buffer */
 	int	len;		/* no. of bytes returned */
 	caddr_t	buf;		/* pointer to data */
 };
 #if defined(_SYSCALL32)
 struct strbuf32 {
 	int32_t	maxlen;		/* no. of bytes in buffer */
 	int32_t	len;		/* no. of bytes returned */
 	caddr32_t buf;		/* pointer to data */
 };
 #endif /* _SYSCALL32 */
 /*
  * Stream I_PEEK ioctl format
  */
 struct strpeek {
 	struct strbuf	ctlbuf;
 	struct strbuf	databuf;
 	t_uscalar_t	flags;
 };
 #if defined(_SYSCALL32)
 struct strpeek32 {
 	struct strbuf32	ctlbuf;
 	struct strbuf32	databuf;
 	uint32_t	flags;
 };
 #endif /* _SYSCALL32 */
 /*
  * Stream I_FDINSERT ioctl format
  */
 struct strfdinsert {
 	struct strbuf	ctlbuf;
 	struct strbuf	databuf;
 	t_uscalar_t	flags;
 	int		fildes;
 	int		offset;
 };
 #if defined(_SYSCALL32)
 struct strfdinsert32 {
 	struct strbuf32	ctlbuf;
 	struct strbuf32	databuf;
 	uint32_t	flags;
 	int32_t		fildes;
 	int32_t		offset;
 };
 #endif /* _SYSCALL32 */
 /*
  * Receive file descriptor structure
  */
 #if defined(_KERNEL)
 struct o_strrecvfd {	/* SVR3 syscall structure */
 	int fd;
 	o_uid_t uid;		/* always ushort */
 	o_gid_t gid;
 	char fill[8];
 };
 /*
  * Although EFT is enabled in the kernel we kept the following definition
  * to support an EFT application on a 4.0 non-EFT system.
  */
 struct k_strrecvfd {	/* SVR4 expanded syscall interface structure */
 	struct file *fp;
 	uid_t uid;
 	gid_t gid;
 	char fill[8];
 };
 /*
  * Private _I_GETPEERCRED data.
  */
 typedef struct k_peercred {
 	cred_t	*pc_cr;
 	pid_t	pc_cpid;
 } k_peercred_t;
 #endif	/* defined(_KERNEL) */
 struct strrecvfd {
 	int fd;
 	uid_t uid;
 	gid_t gid;
 #if defined(_XPG4_2)
 	char __fill[8];
 #else
 	char fill[8];
 #endif
 };
 /*
  * For I_LIST ioctl.
  */
 struct str_mlist {
 	char l_name[FMNAMESZ+1];
 };
 struct str_list {
 	int sl_nmods;
 	struct str_mlist *sl_modlist;
 };
 #if defined(_SYSCALL32)
 struct str_list32 {
 	int32_t 	sl_nmods;
 	caddr32_t 	sl_modlist;
 };
 #endif /* _SYSCALL32 */
 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 /*
  * Private, for _I_INSERT/_I_REMOVE ioctl.
  */
 struct strmodconf {
 	int	pos;			/* Position to be inserted/removed. */
 	caddr_t	mod_name;		/* Name of module. */
 };
 #if defined(_SYSCALL32)
 struct strmodconf32 {
 	int32_t		pos;
 	caddr32_t	mod_name;
 };
 #endif /* _SYSCALL32 */
 #endif /* (_XPG4_2) || defined(__EXTENSIONS__) */
 /*
  * For I_FLUSHBAND ioctl.  Describes the priority
  * band for which the operation applies.
  */
 struct bandinfo {
 	unsigned char	bi_pri;
 	int		bi_flag;
 };
 /*
  * The argument for I_ESETSIG and I_EGETSIG ioctls.
  */
 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 struct strsigset {
 	pid_t		ss_pid;		/* pgrp if negative */
 	int		ss_events;	/* S_ events */
 };
 #endif /* !defined(_XPG4_2) || defined(__EXTENSIONS__) */
 #ifdef	_XPG4_2
 #ifdef	__PRAGMA_REDEFINE_EXTNAME
 #pragma	redefine_extname putmsg		__xpg4_putmsg
 #pragma	redefine_extname putpmsg	__xpg4_putpmsg
 #else	/* __PRAGMA_REDEFINE_EXTNAME */
 #define	putmsg	__xpg4_putmsg
 #define	putpmsg	__xpg4_putpmsg
 #endif	/* __PRAGMA_REDEFINE_EXTNAME */
 #endif	/* _XPG4_2 */
 #ifdef	__cplusplus
+}
 #endif
 #endif	/* _SYS_STROPTS_H */