1 /* $NetBSD: secmodel_bsd44.c,v 1.17 2020/03/16 21:20:12 pgoyette 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 1.17 2020/03/16 21:20:12 pgoyette 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 50 SYSCTL_SETUP(sysctl_security_bsd44_setup, "secmodel_bsd44 sysctl") 51 { 52 const struct sysctlnode *rnode; 53 54 sysctl_createv(clog, 0, NULL, &rnode, 55 CTLFLAG_PERMANENT, 56 CTLTYPE_NODE, "models", NULL, 57 NULL, 0, NULL, 0, 58 CTL_SECURITY, CTL_CREATE, CTL_EOL); 59 60 sysctl_createv(clog, 0, &rnode, &rnode, 61 CTLFLAG_PERMANENT, 62 CTLTYPE_NODE, "bsd44", NULL, 63 NULL, 0, NULL, 0, 64 CTL_CREATE, CTL_EOL); 65 66 sysctl_createv(clog, 0, &rnode, NULL, 67 CTLFLAG_PERMANENT, 68 CTLTYPE_STRING, "name", NULL, 69 NULL, 0, 70 __UNCONST(SECMODEL_BSD44_NAME), 0, 71 CTL_CREATE, CTL_EOL); 72 } 73 74 void 75 secmodel_bsd44_init(void) 76 { 77 78 } 79 80 void 81 secmodel_bsd44_start(void) 82 { 83 84 } 85 86 void 87 secmodel_bsd44_stop(void) 88 { 89 90 } 91 92 static int 93 secmodel_bsd44_modcmd(modcmd_t cmd, void *arg) 94 { 95 int error = 0; 96 97 switch (cmd) { 98 case MODULE_CMD_INIT: 99 100 error = secmodel_register(&bsd44_sm, 101 SECMODEL_BSD44_ID, SECMODEL_BSD44_NAME, 102 NULL, NULL, NULL); 103 if (error != 0) 104 printf("secmodel_bsd44_modcmd::init: " 105 "secmodel_register returned %d\n", error); 106 107 secmodel_bsd44_init(); 108 secmodel_bsd44_start(); 109 break; 110 111 case MODULE_CMD_FINI: 112 secmodel_bsd44_stop(); 113 114 error = secmodel_deregister(bsd44_sm); 115 if (error != 0) 116 printf("secmodel_bsd44_modcmd::fini: " 117 "secmodel_deregister returned %d\n", error); 118 break; 119 120 default: 121 error = ENOTTY; 122 break; 123 } 124 125 return error; 126 } 127 128