1 /* $NetBSD: netbsd32_quota.c,v 1.3 2020/03/12 15:02:29 pgoyette Exp $ */ 2 3 /* 4 * Copyright (c) 1998, 2001, 2008, 2018 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 * from: NetBSD: netbsd32_netbsd.c,v 1.218 2018/08/10 21:44:58 pgoyette Exp 29 */ 30 31 #include <sys/cdefs.h> 32 __KERNEL_RCSID(0, "$NetBSD: netbsd32_quota.c,v 1.3 2020/03/12 15:02:29 pgoyette Exp $"); 33 34 #ifdef _KERNEL_OPT 35 #include "opt_quota.h" 36 #endif 37 38 #include <sys/param.h> 39 #include <sys/systm.h> 40 #include <sys/quotactl.h> 41 #include <sys/module.h> 42 #include <sys/vfs_syscalls.h> 43 #include <sys/syscallvar.h> 44 45 #include <compat/netbsd32/netbsd32.h> 46 #include <compat/netbsd32/netbsd32_syscall.h> 47 #include <compat/netbsd32/netbsd32_syscallargs.h> 48 49 #ifdef QUOTA 50 int 51 netbsd32___quotactl(struct lwp *l, const struct netbsd32___quotactl_args *uap, register_t *retval) 52 { 53 /* { 54 syscallarg(const netbsd32_charp) path; 55 syscallarg(netbsd32_voidp) args; 56 } */ 57 struct netbsd32_quotactlargs args32; 58 struct quotactl_args args; 59 int error; 60 61 error = copyin(SCARG_P32(uap, args), &args32, sizeof(args32)); 62 if (error) { 63 return error; 64 } 65 66 args.qc_op = args32.qc_op; 67 switch (args.qc_op) { 68 case QUOTACTL_STAT: 69 args.u.stat.qc_info = NETBSD32PTR64(args32.u.stat.qc_info); 70 break; 71 case QUOTACTL_IDTYPESTAT: 72 args.u.idtypestat.qc_idtype = args32.u.idtypestat.qc_idtype; 73 args.u.idtypestat.qc_info = 74 NETBSD32PTR64(args32.u.idtypestat.qc_info); 75 break; 76 case QUOTACTL_OBJTYPESTAT: 77 args.u.objtypestat.qc_objtype = 78 args32.u.objtypestat.qc_objtype; 79 args.u.objtypestat.qc_info = 80 NETBSD32PTR64(args32.u.objtypestat.qc_info); 81 break; 82 case QUOTACTL_GET: 83 args.u.get.qc_key = NETBSD32PTR64(args32.u.get.qc_key); 84 args.u.get.qc_val = NETBSD32PTR64(args32.u.get.qc_val); 85 break; 86 case QUOTACTL_PUT: 87 args.u.put.qc_key = NETBSD32PTR64(args32.u.put.qc_key); 88 args.u.put.qc_val = NETBSD32PTR64(args32.u.put.qc_val); 89 break; 90 case QUOTACTL_DEL: 91 args.u.del.qc_key = NETBSD32PTR64(args32.u.del.qc_key); 92 break; 93 case QUOTACTL_CURSOROPEN: 94 args.u.cursoropen.qc_cursor = 95 NETBSD32PTR64(args32.u.cursoropen.qc_cursor); 96 break; 97 case QUOTACTL_CURSORCLOSE: 98 args.u.cursorclose.qc_cursor = 99 NETBSD32PTR64(args32.u.cursorclose.qc_cursor); 100 break; 101 case QUOTACTL_CURSORSKIPIDTYPE: 102 args.u.cursorskipidtype.qc_cursor = 103 NETBSD32PTR64(args32.u.cursorskipidtype.qc_cursor); 104 args.u.cursorskipidtype.qc_idtype = 105 args32.u.cursorskipidtype.qc_idtype; 106 break; 107 case QUOTACTL_CURSORGET: 108 args.u.cursorget.qc_cursor = 109 NETBSD32PTR64(args32.u.cursorget.qc_cursor); 110 args.u.cursorget.qc_keys = 111 NETBSD32PTR64(args32.u.cursorget.qc_keys); 112 args.u.cursorget.qc_vals = 113 NETBSD32PTR64(args32.u.cursorget.qc_vals); 114 args.u.cursorget.qc_maxnum = 115 args32.u.cursorget.qc_maxnum; 116 args.u.cursorget.qc_ret = 117 NETBSD32PTR64(args32.u.cursorget.qc_ret); 118 break; 119 case QUOTACTL_CURSORATEND: 120 args.u.cursoratend.qc_cursor = 121 NETBSD32PTR64(args32.u.cursoratend.qc_cursor); 122 args.u.cursoratend.qc_ret = 123 NETBSD32PTR64(args32.u.cursoratend.qc_ret); 124 break; 125 case QUOTACTL_CURSORREWIND: 126 args.u.cursorrewind.qc_cursor = 127 NETBSD32PTR64(args32.u.cursorrewind.qc_cursor); 128 break; 129 case QUOTACTL_QUOTAON: 130 args.u.quotaon.qc_idtype = args32.u.quotaon.qc_idtype; 131 args.u.quotaon.qc_quotafile = 132 NETBSD32PTR64(args32.u.quotaon.qc_quotafile); 133 break; 134 case QUOTACTL_QUOTAOFF: 135 args.u.quotaoff.qc_idtype = args32.u.quotaoff.qc_idtype; 136 break; 137 default: 138 return EINVAL; 139 } 140 141 return do_sys_quotactl(SCARG_P32(uap, path), &args); 142 } 143 static struct syscall_package compat_netbsd32_quota_syscalls[] = { 144 { NETBSD32_SYS_netbsd32___quotactl, 0, 145 (sy_call_t *)netbsd32___quotactl }, 146 { 0, 0, NULL } 147 }; 148 149 MODULE(MODULE_CLASS_EXEC, compat_netbsd32_quota, "compat_netbsd32"); 150 151 static int 152 compat_netbsd32_quota_modcmd(modcmd_t cmd, void *arg) 153 { 154 int ret; 155 156 switch (cmd) { 157 case MODULE_CMD_INIT: 158 ret = syscall_establish(&emul_netbsd32, 159 compat_netbsd32_quota_syscalls); 160 return ret; 161 case MODULE_CMD_FINI: 162 ret = syscall_disestablish(&emul_netbsd32, 163 compat_netbsd32_quota_syscalls); 164 return ret; 165 default: 166 return ENOTTY; 167 } 168 } 169 #endif 170