The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]

FreeBSD/Linux Kernel Cross Reference
sys/i386/ibcs2/ibcs2_sysvec.c

Version: -  FREEBSD  -  FREEBSD-12-STABLE  -  FREEBSD-12-0  -  FREEBSD-11-STABLE  -  FREEBSD-11-2  -  FREEBSD-11-1  -  FREEBSD-11-0  -  FREEBSD-10-STABLE  -  FREEBSD-10-4  -  FREEBSD-10-3  -  FREEBSD-10-2  -  FREEBSD-10-1  -  FREEBSD-10-0  -  FREEBSD-9-STABLE  -  FREEBSD-9-3  -  FREEBSD-9-2  -  FREEBSD-9-1  -  FREEBSD-9-0  -  FREEBSD-8-STABLE  -  FREEBSD-8-4  -  FREEBSD-8-3  -  FREEBSD-8-2  -  FREEBSD-8-1  -  FREEBSD-8-0  -  FREEBSD-7-STABLE  -  FREEBSD-7-4  -  FREEBSD-7-3  -  FREEBSD-7-2  -  FREEBSD-7-1  -  FREEBSD-7-0  -  FREEBSD-6-STABLE  -  FREEBSD-6-4  -  FREEBSD-6-3  -  FREEBSD-6-2  -  FREEBSD-6-1  -  FREEBSD-6-0  -  FREEBSD-5-STABLE  -  FREEBSD-5-5  -  FREEBSD-5-4  -  FREEBSD-5-3  -  FREEBSD-5-2  -  FREEBSD-5-1  -  FREEBSD-5-0  -  FREEBSD-4-STABLE  -  FREEBSD-3-STABLE  -  FREEBSD22  -  linux-2.6  -  linux-2.4.22  -  MK83  -  MK84  -  PLAN9  -  DFBSD  -  NETBSD  -  NETBSD5  -  NETBSD4  -  NETBSD3  -  NETBSD20  -  OPENBSD  -  xnu-517  -  xnu-792  -  xnu-792.6.70  -  xnu-1228  -  xnu-1456.1.26  -  xnu-1699.24.8  -  xnu-2050.18.24  -  OPENSOLARIS  -  minix-3-1-1 
SearchContext: -  none  -  3  -  10 

    1 /*
    2  * Copyright (c) 1995 Steven Wallace
    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 Steven Wallace.
   16  * 4. The name of the author may not be used to endorse or promote products
   17  *    derived from this software without specific prior written permission.
   18  *
   19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   21  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   22  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   23  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   24  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   28  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   29  *
   30  * $FreeBSD: stable/3/sys/i386/ibcs2/ibcs2_sysvec.c 50582 1999-08-29 16:07:53Z peter $
   31  */
   32 
   33 #include <sys/param.h>
   34 #include <sys/kernel.h>
   35 #include <sys/module.h>
   36 #include <sys/sysent.h>
   37 #include <sys/signalvar.h>
   38 #include <sys/proc.h>
   39 #include <i386/ibcs2/ibcs2_syscall.h>
   40 
   41 extern int bsd_to_ibcs2_sig[];
   42 extern int bsd_to_ibcs2_errno[];
   43 extern struct sysent ibcs2_sysent[IBCS2_SYS_MAXSYSCALL];
   44 extern int szsigcode;
   45 extern char sigcode[];
   46 
   47 struct sysentvec ibcs2_svr3_sysvec = {
   48         sizeof (ibcs2_sysent) / sizeof (ibcs2_sysent[0]),
   49         ibcs2_sysent,
   50         0xFF,
   51         NSIG,
   52         bsd_to_ibcs2_sig,
   53         ELAST + 1,
   54         bsd_to_ibcs2_errno,
   55         0,              /* trap-to-signal translation function */
   56         0,              /* fixup */
   57         sendsig,
   58         sigcode,        /* use generic trampoline */
   59         &szsigcode,     /* use generic trampoline size */
   60         0,              /* prepsyscall */
   61         "IBCS2 COFF",
   62         NULL            /* we don't have a COFF coredump function */
   63 };
   64 
   65 /*
   66  * Create an "ibcs2" module that does nothing but allow checking for
   67  * the presence of the subsystem.
   68  */
   69 static int
   70 ibcs2_modevent(module_t mod, int type, void *unused)
   71 {
   72         struct proc *p = NULL;
   73 
   74         switch(type) {
   75         case MOD_UNLOAD:
   76                 /* if this was an ELF module we'd use elf_brand_inuse()... */
   77                 for (p = allproc.lh_first; p != 0; p = p->p_list.le_next) {
   78                         if (p->p_sysent == &ibcs2_svr3_sysvec)
   79                                 return EBUSY;
   80                 }
   81         default:
   82                 /* do not care */
   83         }
   84         return 0;
   85 }
   86 moduledata_t ibcs2_mod = {
   87         "ibcs2",
   88         ibcs2_modevent,
   89         0
   90 };
   91 DECLARE_MODULE(ibcs2, ibcs2_mod, SI_SUB_PSEUDO, SI_ORDER_ANY);

Cache object: f523c5a75b7bc2acfd986ed9a9977d69


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]


This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.