sys/compat/linux32/common/linux32_mman.c

   1 /*      $NetBSD: linux32_mman.c,v 1.7 2008/03/27 14:14:06 njoly Exp $ */
   2
   3 /*-
   4  * Copyright (c) 2006 Emmanuel Dreyfus, all rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  * 3. All advertising materials mentioning features or use of this software
  15  *    must display the following acknowledgement:
  16  *      This product includes software developed by Emmanuel Dreyfus
  17  * 4. The name of the author may not be used to endorse or promote
  18  *    products derived from this software without specific prior written
  19  *    permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE THE AUTHOR AND CONTRIBUTORS ``AS IS''
  22  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  23  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  24  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
  25  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  31  * POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include <sys/cdefs.h>
  35
  36 __KERNEL_RCSID(0, "$NetBSD: linux32_mman.c,v 1.7 2008/03/27 14:14:06 njoly Exp $");
  37
  38 #include <sys/types.h>
  39 #include <sys/param.h>
  40 #include <sys/fstypes.h>
  41 #include <sys/signal.h>
  42 #include <sys/dirent.h>
  43 #include <sys/kernel.h>
  44 #include <sys/fcntl.h>
  45 #include <sys/select.h>
  46 #include <sys/proc.h>
  47 #include <sys/ucred.h>
  48 #include <sys/swap.h>
  49
  50 #include <machine/types.h>
  51
  52 #include <sys/syscallargs.h>
  53
  54 #include <compat/netbsd32/netbsd32.h>
  55 #include <compat/netbsd32/netbsd32_conv.h>
  56 #include <compat/netbsd32/netbsd32_syscallargs.h>
  57
  58 #include <compat/linux/common/linux_types.h>
  59 #include <compat/linux/common/linux_signal.h>
  60 #include <compat/linux/common/linux_machdep.h>
  61 #include <compat/linux/common/linux_misc.h>
  62 #include <compat/linux/common/linux_oldolduname.h>
  63 #include <compat/linux/common/linux_ipc.h>
  64 #include <compat/linux/common/linux_sem.h>
  65 #include <compat/linux/linux_syscallargs.h>
  66 #include <compat/linux/common/linux_mmap.h>
  67
  68 #include <compat/linux32/common/linux32_types.h>
  69 #include <compat/linux32/common/linux32_signal.h>
  70 #include <compat/linux32/common/linux32_machdep.h>
  71 #include <compat/linux32/common/linux32_sysctl.h>
  72 #include <compat/linux32/common/linux32_socketcall.h>
  73 #include <compat/linux32/linux32_syscallargs.h>
  74
  75 int
  76 linux32_sys_old_mmap(struct lwp *l, const struct linux32_sys_old_mmap_args *uap, register_t *retval)
  77 {
  78         /* {
  79                 syscallarg(linux32_oldmmapp) lmp;
  80         } */
  81         struct linux_sys_old_mmap_args ua;
  82
  83         NETBSD32TOP_UAP(lmp, struct linux_oldmmap);
  84         return linux_sys_old_mmap(l, &ua, retval);
  85 }
  86
  87 int
  88 linux32_sys_mprotect(struct lwp *l, const struct linux32_sys_mprotect_args *uap, register_t *retval)
  89 {
  90         /* {
  91                 syscallarg(netbsd32_voidp) start;
  92                 syscallarg(netbsd32_long) len;
  93                 syscallarg(int) prot;
  94         } */
  95         struct linux_sys_mprotect_args ua;
  96
  97         NETBSD32TOP_UAP(start, void);
  98         NETBSD32TOX_UAP(len, long);
  99         NETBSD32TO64_UAP(prot);
 100         return (linux_sys_mprotect(l, &ua, retval));
 101 }
 102
 103 int
 104 linux32_sys_mremap(struct lwp *l, const struct linux32_sys_mremap_args *uap, register_t *retval)
 105 {
 106         /* {
 107                 syscallarg(netbsd32_voidp) old_address;
 108                 syscallarg(netbsd32_size_t) old_size;
 109                 syscallarg(netbsd32_size_t) new_size;
 110                 syscallarg(netbsd32_u_long) flags;
 111         } */
 112         struct linux_sys_mremap_args ua;
 113
 114         NETBSD32TOP_UAP(old_address, void);
 115         NETBSD32TOX_UAP(old_size, size_t);
 116         NETBSD32TOX_UAP(new_size, size_t);
 117         NETBSD32TOX_UAP(flags, u_long);
 118
 119         return linux_sys_mremap(l, &ua, retval);
 120 }
 121
 122 int
 123 linux32_sys_mmap2(struct lwp *l, const struct linux32_sys_mmap2_args *uap, register_t *retval)
 124 {
 125         /* {
 126                 syscallarg(netbsd32_u_long) addr;
 127                 syscallarg(netbsd32_size_t) len;
 128                 syscallarg(int) prot;
 129                 syscallarg(int) flags;
 130                 syscallarg(int) fd;
 131                 syscallarg(linux32_off_t) offset;
 132         } */
 133         struct linux_sys_mmap_args ua;
 134
 135         NETBSD32TOX64_UAP(addr, u_long);
 136         NETBSD32TOX64_UAP(len, size_t);
 137         NETBSD32TO64_UAP(prot);
 138         NETBSD32TO64_UAP(flags);
 139         NETBSD32TO64_UAP(fd);
 140         NETBSD32TOX64_UAP(offset, linux_off_t);
 141
 142         return linux_sys_mmap2(l, &ua, retval);
 143 }