1 /* $NetBSD: secmodel_bsd44.c,v 1.16 2014/02/25 18:30:13 pooka Exp $ */ 2 /*- 3 * Copyright (c) 2006 Elad Efrat <elad@NetBSD.org> 4 * 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. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __KERNEL_RCSID(0, "$NetBSD: secmodel_bsd44.c,v 1.16 2014/02/25 18:30:13 pooka Exp $"); 31 32 #include <sys/types.h> 33 #include <sys/param.h> 34 #include <sys/kauth.h> 35 36 #include <sys/sysctl.h> 37 #include <sys/mount.h> 38 39 #include <sys/module.h> 40 41 #include <secmodel/bsd44/bsd44.h> 42 #include <secmodel/suser/suser.h> 43 #include <secmodel/securelevel/securelevel.h> 44 #include <secmodel/extensions/extensions.h> 45 46 MODULE(MODULE_CLASS_SECMODEL, secmodel_bsd44, "suser,securelevel,extensions"); 47 48 static secmodel_t bsd44_sm; 49 static struct sysctllog *sysctl_bsd44_log; 50 51 void 52 sysctl_security_bsd44_setup(struct sysctllog **clog) 53 { 54 const struct sysctlnode *rnode; 55 56 sysctl_createv(clog, 0, NULL, &rnode, 57 CTLFLAG_PERMANENT, 58 CTLTYPE_NODE, "models", NULL, 59 NULL, 0, NULL, 0, 60 CTL_SECURITY, CTL_CREATE, CTL_EOL); 61 62 sysctl_createv(clog, 0, &rnode, &rnode, 63 CTLFLAG_PERMANENT, 64 CTLTYPE_NODE, "bsd44", NULL, 65 NULL, 0, NULL, 0, 66 CTL_CREATE, CTL_EOL); 67 68 sysctl_createv(clog, 0, &rnode, NULL, 69 CTLFLAG_PERMANENT, 70 CTLTYPE_STRING, "name", NULL, 71 NULL, 0, 72 __UNCONST(SECMODEL_BSD44_NAME), 0, 73 CTL_CREATE, CTL_EOL); 74 } 75 76 void 77 secmodel_bsd44_init(void) 78 { 79 80 } 81 82 void 83 secmodel_bsd44_start(void) 84 { 85 86 } 87 88 void 89 secmodel_bsd44_stop(void) 90 { 91 92 } 93 94 static int 95 secmodel_bsd44_modcmd(modcmd_t cmd, void *arg) 96 { 97 int error = 0; 98 99 switch (cmd) { 100 case MODULE_CMD_INIT: 101 102 error = secmodel_register(&bsd44_sm, 103 SECMODEL_BSD44_ID, SECMODEL_BSD44_NAME, 104 NULL, NULL, NULL); 105 if (error != 0) 106 printf("secmodel_bsd44_modcmd::init: " 107 "secmodel_register returned %d\n", error); 108 109 secmodel_bsd44_init(); 110 secmodel_bsd44_start(); 111 sysctl_security_bsd44_setup(&sysctl_bsd44_log); 112 break; 113 114 case MODULE_CMD_FINI: 115 sysctl_teardown(&sysctl_bsd44_log); 116 secmodel_bsd44_stop(); 117 118 error = secmodel_deregister(bsd44_sm); 119 if (error != 0) 120 printf("secmodel_bsd44_modcmd::fini: " 121 "secmodel_deregister returned %d\n", error); 122 break; 123 124 default: 125 error = ENOTTY; 126 break; 127 } 128 129 return error; 130 } 131 132