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 75int 76linux32_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 87int 88linux32_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 103int 104linux32_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 122int 123linux32_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} 144