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


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FreeBSD/Linux Kernel Cross Reference
sys/compat/svr4_32/svr4_32_exec.c

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    1 /*      $NetBSD: svr4_32_exec.c,v 1.24 2008/10/15 06:51:20 wrstuden Exp $        */
    2 
    3 /*-
    4  * Copyright (c) 1994, 2000 The NetBSD Foundation, Inc.
    5  * All rights reserved.
    6  *
    7  * This code is derived from software contributed to The NetBSD Foundation
    8  * by Christos Zoulas.
    9  *
   10  * Redistribution and use in source and binary forms, with or without
   11  * modification, are permitted provided that the following conditions
   12  * are met:
   13  * 1. Redistributions of source code must retain the above copyright
   14  *    notice, this list of conditions and the following disclaimer.
   15  * 2. Redistributions in binary form must reproduce the above copyright
   16  *    notice, this list of conditions and the following disclaimer in the
   17  *    documentation and/or other materials provided with the distribution.
   18  *
   19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
   20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
   21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
   23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   29  * POSSIBILITY OF SUCH DAMAGE.
   30  */
   31 
   32 #include <sys/cdefs.h>
   33 __KERNEL_RCSID(0, "$NetBSD: svr4_32_exec.c,v 1.24 2008/10/15 06:51:20 wrstuden Exp $");
   34 
   35 #if defined(_KERNEL_OPT)
   36 #include "opt_syscall_debug.h"
   37 #endif
   38 
   39 #define ELFSIZE         32                              /* XXX should die */
   40 
   41 #include <sys/param.h>
   42 #include <sys/systm.h>
   43 #include <sys/proc.h>
   44 
   45 #include <uvm/uvm_extern.h>
   46 
   47 #include <machine/svr4_machdep.h>
   48 #include <machine/svr4_32_machdep.h>
   49 
   50 #include <compat/svr4_32/svr4_32_types.h>
   51 #include <compat/svr4_32/svr4_32_syscall.h>
   52 #include <compat/svr4/svr4_errno.h>
   53 #include <compat/svr4_32/svr4_32_signal.h>
   54 #include <compat/svr4_32/svr4_32_exec.h>
   55 
   56 extern char svr4_32_sigcode[], svr4_32_esigcode[];
   57 extern struct sysent svr4_32_sysent[];
   58 extern const char * const svr4_32_syscallnames[];
   59 #ifndef __HAVE_SYSCALL_INTERN
   60 void syscall(void);
   61 #endif
   62 
   63 struct uvm_object *emul_svr4_32_object;
   64 
   65 const struct emul emul_svr4_32 = {
   66         "svr4_32",
   67         "/emul/svr4_32",
   68 #ifndef __HAVE_MINIMAL_EMUL
   69         0,
   70         native_to_svr4_errno,
   71         SVR4_32_SYS_syscall,
   72         SVR4_32_SYS_NSYSENT,
   73 #endif
   74         svr4_32_sysent,
   75 #ifdef SYSCALL_DEBUG
   76         svr4_32_syscallnames,
   77 #else
   78         NULL,
   79 #endif
   80         svr4_32_sendsig,
   81         trapsignal,
   82         NULL,
   83         svr4_32_sigcode,
   84         svr4_32_esigcode,
   85         &emul_svr4_32_object,
   86         svr4_32_setregs,
   87         NULL,
   88         NULL,
   89         NULL,
   90         NULL,
   91         NULL,
   92 #ifdef __HAVE_SYSCALL_INTERN
   93         svr4_32_syscall_intern,
   94 #else
   95         syscall,
   96 #endif
   97         NULL,
   98         NULL,
   99 
  100         svr4_32_vm_default_addr,
  101         NULL,
  102         NULL,
  103         0,
  104         NULL,
  105 };

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