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      1 /*	$NetBSD: linux32_utsname.c,v 1.10 2019/08/23 06:47:58 maxv 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_utsname.c,v 1.10 2019/08/23 06:47:58 maxv 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_olduname.h>
     63 #include <compat/linux/common/linux_oldolduname.h>
     64 #include <compat/linux/common/linux_ipc.h>
     65 #include <compat/linux/common/linux_sem.h>
     66 #include <compat/linux/linux_syscallargs.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_uname(struct lwp *l, const struct linux32_sys_uname_args *uap, register_t *retval)
     77 {
     78 	/* {
     79 		syscallarg(linux32_utsnamep) up;
     80 	} */
     81 	struct linux_utsname luts;
     82 	struct linux_utsname *lp;
     83 
     84 	memset(&luts, 0, sizeof(luts));
     85 	strlcpy(luts.l_sysname, linux32_sysname, sizeof(luts.l_sysname));
     86 	strlcpy(luts.l_nodename, hostname, sizeof(luts.l_nodename));
     87 	strlcpy(luts.l_release, linux32_release, sizeof(luts.l_release));
     88 	strlcpy(luts.l_version, linux32_version, sizeof(luts.l_version));
     89 	strlcpy(luts.l_machine, LINUX_UNAME_ARCH, sizeof(luts.l_machine));
     90 	strlcpy(luts.l_domainname, domainname, sizeof(luts.l_domainname));
     91 
     92 	lp = SCARG_P32(uap, up);
     93 
     94         return copyout(&luts, lp, sizeof(luts));
     95 }
     96 
     97 int
     98 linux32_sys_olduname(struct lwp *l, const struct linux32_sys_olduname_args *uap, register_t *retval)
     99 {
    100 	/* {
    101 		syscallarg(linux32_oldutsnamep_t) up;
    102 	} */
    103 	struct linux_oldutsname luts;
    104 
    105 	memset(&luts, 0, sizeof(luts));
    106 	strlcpy(luts.l_sysname, linux32_sysname, sizeof(luts.l_sysname));
    107 	strlcpy(luts.l_nodename, hostname, sizeof(luts.l_nodename));
    108 	strlcpy(luts.l_release, linux32_release, sizeof(luts.l_release));
    109 	strlcpy(luts.l_version, linux32_version, sizeof(luts.l_version));
    110 	strlcpy(luts.l_machine, LINUX_UNAME_ARCH, sizeof(luts.l_machine));
    111 
    112 	return copyout(&luts, SCARG_P32(uap, up), sizeof(luts));
    113 }
    114 
    115 int
    116 linux32_sys_oldolduname(struct lwp *l, const struct linux32_sys_oldolduname_args *uap, register_t *retval)
    117 {
    118         /* {
    119                 syscallarg(linux32_oldoldutsnamep_t) up;
    120         } */
    121         struct linux_oldoldutsname luts;
    122 
    123 	memset(&luts, 0, sizeof(luts));
    124         strlcpy(luts.l_sysname, linux32_sysname, sizeof(luts.l_sysname));
    125         strlcpy(luts.l_nodename, hostname, sizeof(luts.l_nodename));
    126         strlcpy(luts.l_release, linux32_release, sizeof(luts.l_release));
    127         strlcpy(luts.l_version, linux32_version, sizeof(luts.l_version));
    128         strlcpy(luts.l_machine, LINUX_UNAME_ARCH, sizeof(luts.l_machine));
    129 
    130         return copyout(&luts, SCARG_P32(uap, up), sizeof(luts));
    131 }
    132