sysent.h

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    1 /*-
    2  * Copyright (c) 1982, 1988, 1991 The Regents of the University of California.
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  * 3. All advertising materials mentioning features or use of this software
   14  *    must display the following acknowledgement:
   15  *      This product includes software developed by the University of
   16  *      California, Berkeley and its contributors.
   17  * 4. Neither the name of the University nor the names of its contributors
   18  *    may be used to endorse or promote products derived from this software
   19  *    without specific prior written permission.
   20  *
   21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   31  * SUCH DAMAGE.
   32  *
   33  * $FreeBSD: src/sys/sys/sysent.h,v 1.11.2.2 1999/09/05 08:23:00 peter Exp $
   34  */
   35 
   36 #ifndef _SYS_SYSENT_H_
   37 #define _SYS_SYSENT_H_
   38 
   39 typedef int     sy_call_t __P((struct proc *, void *, int *));
   40 
   41 struct sysent {         /* system call table */
   42         int     sy_narg;        /* number of arguments */
   43         sy_call_t *sy_call;     /* implementing function */
   44 };
   45 
   46 struct image_params;
   47 struct trapframe;
   48 
   49 struct sysentvec {
   50         int             sv_size;        /* number of entries */
   51         struct sysent   *sv_table;      /* pointer to sysent */
   52         u_int           sv_mask;        /* optional mask to index */
   53         int             sv_sigsize;     /* size of signal translation table */
   54         int             *sv_sigtbl;     /* signal translation table */
   55         int             sv_errsize;     /* size of errno translation table */
   56         int             *sv_errtbl;     /* errno translation table */
   57         int             (*sv_transtrap) __P((int, int));
   58                                         /* translate trap-to-signal mapping */
   59         int             (*sv_fixup) __P((int **, struct image_params *));
   60                                         /* stack fixup function */
   61         void            (*sv_sendsig) __P((void (*)(int), int, int, u_long));
   62                                         /* send signal */
   63         char            *sv_sigcode;    /* start of sigtramp code */
   64         int             *sv_szsigcode;  /* size of sigtramp code */
   65         void            (*sv_prepsyscall) __P((struct trapframe *, int *,
   66                                                u_int *, caddr_t *));
   67         char            *sv_name;       /* name of binary type */
   68 };
   69 
   70 #ifdef KERNEL
   71 extern struct sysentvec aout_sysvec;
   72 extern struct sysent sysent[];
   73 #endif
   74 
   75 #endif /* !_SYS_SYSENT_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/sys/sysent.h

FreeBSD/Linux Kernel Cross Reference
sys/sys/sysent.h