237 lines
4.5 KiB
C
237 lines
4.5 KiB
C
/*++
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Copyright (c) 1991 Microsoft Corporation
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Module Name:
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stropts.h
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Abstract:
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This module defines the STREAMS ioctl message interface.
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Author:
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Eric Chin (ericc) July 18, 1991
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Revision History:
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--*/
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/*
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* Streams ioctl message interface
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*
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* @(#)stropts.h 1.19 (Spider) 91/11/27
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*/
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#ifndef _SYS_STROPTS_
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#define _SYS_STROPTS_
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/*
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* Read options
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*/
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#define RNORM 0x00 /* Normal - bytes stream */
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#define RMSGD 0x01 /* Message, non-discard mode */
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#define RMSGN 0x02 /* Message, discard mode */
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#define RMASK 0x0F /* mask for read options */
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/*
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* Protocol read options
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*/
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#define RPROTNORM 0x00 /* Fail reads with EBADMSG */
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#define RPROTDIS 0x10 /* Discard proto part */
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#define RPROTDAT 0x20 /* Turn proto part into data */
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#define RPROTMASK 0xF0 /* mask for protocol read options */
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/*
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* Values for I_ATMARK argument
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*/
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#define ANYMARK 0 /* check if message is marked */
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#define LASTMARK 1 /* check if last one marked */
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/*
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* Value for I_SWROPT argument
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*/
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#define NOSNDZERO 0 /* disallow zero length sends */
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#define SNDZERO 1 /* permit zero length sends */
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/*
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* STREAMS ioctl defines
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*/
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#define STR ('S'<<8)
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#define I_NREAD (STR|1)
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#define I_PUSH (STR|2)
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#define I_POP (STR|3)
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#define I_LOOK (STR|4)
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#define I_FLUSH (STR|5)
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#define I_SRDOPT (STR|6)
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#define I_GRDOPT (STR|7)
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#define I_STR (STR|8)
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#define I_SETSIG (STR|9)
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#define I_GETSIG (STR|10)
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#define I_FIND (STR|11)
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#define I_LINK (STR|12)
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#define I_UNLINK (STR|13)
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#define I_PEEK (STR|15)
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#define I_FDINSERT (STR|16)
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#define I_SENDFD (STR|17)
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#define I_RECVFD (STR|18)
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#ifdef SVR2
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#define I_GETMSG (STR|19)
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#define I_PUTMSG (STR|20)
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#define I_GETID (STR|21)
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#define I_POLL (STR|22)
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#endif /*SVR2*/
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#define I_SWROPT (STR|23)
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#define I_GWROPT (STR|24)
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#define I_LIST (STR|25)
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#define I_ATMARK (STR|26)
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#define I_SETCLTIME (STR|27)
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#define I_GETCLTIME (STR|28)
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#define I_PLINK (STR|29)
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#define I_PUNLINK (STR|30)
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#define I_DEBUG (STR|31)
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#define I_CLOSE (STR|32)
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#define MUXID_ALL -1
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/*
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* General buffer structure (putmsg, getmsg, etc)
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*/
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struct strbuf {
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int maxlen; /* no. of bytes in buffer */
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int len; /* no. of bytes returned */
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char *buf; /* pointer to data */
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};
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/*
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* General ioctl
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*/
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struct strioctl {
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int ic_cmd; /* command */
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int ic_timout; /* timeout value */
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int ic_len; /* length of data */
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char *ic_dp; /* pointer to data */
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};
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/*
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* Structure for I_FDINSERT ioctl
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*/
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struct strfdinsert {
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struct strbuf ctlbuf;
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struct strbuf databuf;
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long flags;
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HANDLE fildes;
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int offset;
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};
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/*
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* Structures for I_DEBUG ioctl
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*/
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typedef enum _str_trace_options {
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MSG_TRACE_PRINT = 0x00000001,
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MSG_TRACE_FLUSH = 0x00000002,
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MSG_TRACE_ON = 0x00000004,
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MSG_TRACE_OFF = 0x00000008,
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POOL_TRACE_PRINT = 0x00000010,
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POOL_TRACE_FLUSH = 0x00000020,
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POOL_TRACE_ON = 0x00000040,
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POOL_TRACE_OFF = 0x00000080,
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POOL_FAIL_ON = 0x00000100,
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POOL_FAIL_OFF = 0x00000200,
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LOCK_TRACE_ON = 0x00000400,
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LOCK_TRACE_OFF = 0x00000800,
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QUEUE_PRINT = 0x00001000,
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BUFFER_PRINT = 0x00002000,
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POOL_LOGGING_ON = 0x00004000,
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POOL_LOGGING_OFF = 0x00008000
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} str_trace_options;
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struct strdebug {
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ULONG trace_cmd;
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};
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/*
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* stream I_PEEK ioctl format
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*/
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struct strpeek {
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struct strbuf ctlbuf;
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struct strbuf databuf;
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long flags;
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};
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/*
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* receive file descriptor structure
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*/
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struct strrecvfd {
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#ifdef INKERNEL
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union {
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struct file *fp;
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int fd;
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} f;
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#else
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int fd;
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#endif
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unsigned short uid;
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unsigned short gid;
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char fill[8];
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};
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#define FMNAMESZ 8
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struct str_mlist {
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char l_name[FMNAMESZ+1];
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};
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struct str_list {
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int sl_nmods;
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struct str_mlist *sl_modlist;
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};
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/*
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* get/putmsg flags
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*/
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#define RS_HIPRI 1 /* High priority message */
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#define MORECTL 1
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#define MOREDATA 2
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/*
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* M_SETSIG flags
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*/
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#define S_INPUT 1
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#define S_HIPRI 2
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#define S_OUTPUT 4
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#define S_MSG 8
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#define S_ERROR 16
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#define S_HANGUP 32
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/*
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* Flags for MFLUSH messages
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*/
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#define FLUSHW 01 /* flush downstream */
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#define FLUSHR 02 /* flush upstream */
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#define FLUSHRW (FLUSHR | FLUSHW)
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#endif /* _SYS_STROPTS_ */
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