Home | History | Annotate | Line # | Download | only in netbsd32
netbsd32_compat_09.c revision 1.18.86.1 
      1 /*	$NetBSD: netbsd32_compat_09.c,v 1.18.86.1 2018/09/10 09:54:47 pgoyette Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1998 Matthew R. Green
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 #include <sys/cdefs.h>
     30 __KERNEL_RCSID(0, "$NetBSD: netbsd32_compat_09.c,v 1.18.86.1 2018/09/10 09:54:47 pgoyette Exp $");
     31 
     32 #include <sys/param.h>
     33 #include <sys/systm.h>
     34 #include <sys/module.h>
     35 #include <sys/mount.h>
     36 #include <sys/syscallvar.h>
     37 #include <sys/syscallargs.h>
     38 
     39 #include <sys/time.h>
     40 #include <uvm/uvm_extern.h>
     41 #include <sys/sysctl.h>
     42 
     43 #include <compat/netbsd32/netbsd32.h>
     44 #include <compat/netbsd32/netbsd32_syscallargs.h>
     45 
     46 int
     47 compat_09_netbsd32_ogetdomainname(struct lwp *l, const struct compat_09_netbsd32_ogetdomainname_args *uap, register_t *retval)
     48 {
     49 	/* {
     50 		syscallarg(netbsd32_charp) domainname;
     51 		syscallarg(int) len;
     52 	} */
     53 	int name[2];
     54 	size_t sz;
     55 
     56 	name[0] = CTL_KERN;
     57 	name[1] = KERN_DOMAINNAME;
     58 	sz = SCARG(uap, len);
     59 	return (old_sysctl(&name[0], 2,
     60 	    (char *)SCARG_P32(uap, domainname), &sz, 0, 0, l));
     61 }
     62 
     63 int
     64 compat_09_netbsd32_osetdomainname(struct lwp *l, const struct compat_09_netbsd32_osetdomainname_args *uap, register_t *retval)
     65 {
     66 	/* {
     67 		syscallarg(netbsd32_charp) domainname;
     68 		syscallarg(int) len;
     69 	} */
     70 	int name[2];
     71 
     72 	name[0] = CTL_KERN;
     73 	name[1] = KERN_DOMAINNAME;
     74 	return (old_sysctl(&name[0], 2, 0, 0,
     75 	    (char *)SCARG_P32(uap, domainname), SCARG(uap, len), l));
     76 }
     77 
     78 int
     79 compat_09_netbsd32_uname(struct lwp *l, const struct compat_09_netbsd32_uname_args *uap, register_t *retval)
     80 {
     81 	/* {
     82 		syscallarg(netbsd32_outsnamep_t) name;
     83 	} */
     84 	struct compat_09_sys_uname_args ua;
     85 
     86 	NETBSD32TOP_UAP(name, struct outsname);
     87 	return (compat_09_sys_uname(l, &ua, retval));
     88 }
     89 
     90 static struct syscall_package compat_netbsd32_09_syscalls[] = {
     91         { NETBSD32_SYS_ogetdomainname, 0,
     92             (sy_call_t *)compat_09_netbsd32_ogetdomainname },
     93         { NETBSD32_SYS_osetdomainname, 0,
     94             (sy_call_t *)compat_09_netbsd32_osetdomainname },
     95         { NETBSD32_SYS_ouname, 0, (sy_call_t *)compat_09_netbsd32_uname },
     96         { 0, 0, NULL }
     97 };
     98 
     99 MODULE(MODULE_CLASS_EXEC, compat_netbsd32_09, "compat_netbsd32,compat_09");
    100 
    101 static int
    102 compat_netbsd32_09_modcmd(modcmt_t cmd, void *(arg)
    103 {
    104 
    105 	switch (cmd) {
    106 	case MODULE_CMD_INIT:
    107 		return syscall_establish(NULL, compat_netbsd32_09_syscalls);
    108 
    109 	case MODULE_CMD_FINI:
    110 		return syscall_disestablish(NULL, compat_netbsd32_09_syscalls);
    111 
    112 	default:
    113 		return ENOTTY;
    114 	}
    115 }
    116