1 /* $NetBSD: linux32_mman.c,v 1.4 2007/10/31 09:16:55 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 1.4 2007/10/31 09:16:55 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/linux_syscallargs.h> 64 65 #include <compat/linux32/common/linux32_types.h> 66 #include <compat/linux32/common/linux32_signal.h> 67 #include <compat/linux32/common/linux32_machdep.h> 68 #include <compat/linux32/common/linux32_sysctl.h> 69 #include <compat/linux32/common/linux32_socketcall.h> 70 #include <compat/linux32/linux32_syscallargs.h> 71 72 int 73 linux32_sys_old_mmap(l, v, retval) 74 struct lwp *l; 75 void *v; 76 register_t *retval; 77 { 78 struct linux32_sys_old_mmap_args /* { 79 syscallarg(linux32_oldmmapp) lmp; 80 } */ *uap = v; 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(l, v, retval) 89 struct lwp *l; 90 void *v; 91 register_t *retval; 92 { 93 struct linux32_sys_mprotect_args /* { 94 syscallarg(netbsd32_voidp) addr; 95 syscallarg(netbsd32_long) len; 96 syscallarg(int) prot; 97 } */ *uap = v; 98 struct sys_mprotect_args ua; 99 100 NETBSD32TOP_UAP(addr, void); 101 NETBSD32TOX_UAP(len, long); 102 NETBSD32TO64_UAP(prot); 103 return (linux_sys_mprotect(l, &ua, retval)); 104 } 105 106 int 107 linux32_sys_mremap(l, v, retval) 108 struct lwp *l; 109 void *v; 110 register_t *retval; 111 { 112 struct linux32_sys_mremap_args /* { 113 syscallarg(netbsd32_voidp) old_address; 114 syscallarg(netbsd32_size_t) old_size; 115 syscallarg(netbsd32_size_t) new_size; 116 syscallarg(netbsd32_u_long) flags; 117 } */ *uap = v; 118 struct linux_sys_mremap_args ua; 119 120 NETBSD32TOP_UAP(old_address, void); 121 NETBSD32TOX_UAP(old_size, size_t); 122 NETBSD32TOX_UAP(new_size, size_t); 123 NETBSD32TOX_UAP(flags, u_long); 124 125 return linux_sys_mremap(l, &ua, retval); 126 } 127 128 int 129 linux32_sys_mmap2(l, v, retval) 130 struct lwp *l; 131 void *v; 132 register_t *retval; 133 { 134 struct linux32_sys_mmap2_args /* { 135 syscallarg(netbsd32_u_long) addr; 136 syscallarg(netbsd32_size_t) len; 137 syscallarg(int) prot; 138 syscallarg(int) flags; 139 syscallarg(int) fd; 140 syscallarg(linux32_off_t) offset; 141 } */ *uap = v; 142 struct linux_sys_mmap2_args ua; 143 144 NETBSD32TOX64_UAP(addr, u_long); 145 NETBSD32TOX64_UAP(len, size_t); 146 NETBSD32TO64_UAP(prot); 147 NETBSD32TO64_UAP(flags); 148 NETBSD32TO64_UAP(fd); 149 NETBSD32TOX64_UAP(offset, linux_off_t); 150 151 return linux_sys_mmap2(l, &ua, retval); 152 } 153