1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _SYS_POLICY_H 27 #define _SYS_POLICY_H 28 29 #include <sys/types.h> 30 #include <sys/cred.h> 31 #include <sys/vnode.h> 32 #include <sys/fs/snode.h> 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 #ifdef _KERNEL 39 40 #ifndef _IN_PORT_T 41 #define _IN_PORT_T 42 typedef uint16_t in_port_t; 43 #endif 44 45 /* 46 * Policy routines; in case we check privileges in-line. 47 * 48 * priv_policy 49 * privilege debugging 50 * audits success & failure 51 * returns 0 on success, error on failure 52 * 53 * priv_policy_choice 54 * determines extend of operation 55 * audit on success 56 * returns a boolean_t indicating success (B_TRUE) or failure. 57 * 58 * priv_policy_only 59 * when auditing is in appropriate (interrupt context) 60 * to determine context of operation 61 * returns a boolean_t indicating success (B_TRUE) or failure. 62 * 63 */ 64 int priv_policy(const cred_t *, int, boolean_t, int, const char *); 65 boolean_t priv_policy_only(const cred_t *, int, boolean_t); 66 boolean_t priv_policy_choice(const cred_t *, int, boolean_t); 67 68 struct kipc_perm; 69 struct vfs; 70 struct proc; 71 struct priv_set; 72 73 int secpolicy_acct(const cred_t *); 74 int secpolicy_require_privs(const cred_t *, const struct priv_set *); 75 int secpolicy_allow_setid(const cred_t *, uid_t, boolean_t); 76 int secpolicy_audit_config(const cred_t *); 77 int secpolicy_audit_getattr(const cred_t *); 78 int secpolicy_audit_modify(const cred_t *); 79 int secpolicy_blacklist(const cred_t *); 80 int secpolicy_chroot(const cred_t *); 81 int secpolicy_clock_highres(const cred_t *); 82 int secpolicy_console(const cred_t *); 83 int secpolicy_contract_identity(const cred_t *); 84 int secpolicy_contract_observer(const cred_t *, struct contract *); 85 boolean_t secpolicy_contract_observer_choice(const cred_t *); 86 int secpolicy_contract_event(const cred_t *); 87 boolean_t secpolicy_contract_event_choice(const cred_t *); 88 int secpolicy_coreadm(const cred_t *); 89 int secpolicy_cpc_cpu(const cred_t *); 90 int secpolicy_dispadm(const cred_t *); 91 int secpolicy_error_inject(const cred_t *); 92 int secpolicy_excl_open(const cred_t *); 93 int secpolicy_fs_mount(cred_t *, vnode_t *, struct vfs *); 94 int secpolicy_fs_unmount(cred_t *, struct vfs *); 95 int secpolicy_fs_config(const cred_t *, const struct vfs *); 96 int secpolicy_fs_linkdir(const cred_t *, const struct vfs *); 97 int secpolicy_fs_minfree(const cred_t *, const struct vfs *); 98 int secpolicy_fs_quota(const cred_t *, const struct vfs *); 99 int secpolicy_idmap(const cred_t *); 100 int secpolicy_ip(const cred_t *, int, boolean_t); 101 int secpolicy_ip_config(const cred_t *, boolean_t); 102 int secpolicy_dl_config(const cred_t *); 103 int secpolicy_ipc_access(const cred_t *, const struct kipc_perm *, mode_t); 104 int secpolicy_ipc_config(const cred_t *); 105 int secpolicy_ipc_owner(const cred_t *, const struct kipc_perm *); 106 int secpolicy_kmdb(const cred_t *); 107 int secpolicy_lock_memory(const cred_t *); 108 int secpolicy_modctl(const cred_t *, int); 109 int secpolicy_net(const cred_t *, int, boolean_t); 110 int secpolicy_net_bindmlp(const cred_t *); 111 int secpolicy_net_config(const cred_t *, boolean_t); 112 int secpolicy_net_icmpaccess(const cred_t *); 113 int secpolicy_net_mac_aware(const cred_t *); 114 int secpolicy_net_privaddr(const cred_t *, in_port_t, int proto); 115 int secpolicy_net_rawaccess(const cred_t *); 116 boolean_t secpolicy_net_reply_equal(const cred_t *); 117 int secpolicy_newproc(const cred_t *); 118 int secpolicy_nfs(const cred_t *); 119 int secpolicy_pcfs_modify_bootpartition(const cred_t *); 120 int secpolicy_ponline(const cred_t *); 121 int secpolicy_pool(const cred_t *); 122 int secpolicy_power_mgmt(const cred_t *); 123 int secpolicy_ppp_config(const cred_t *); 124 int secpolicy_proc_access(const cred_t *); 125 int secpolicy_proc_excl_open(const cred_t *); 126 int secpolicy_proc_owner(const cred_t *, const cred_t *, int); 127 int secpolicy_proc_zone(const cred_t *); 128 int secpolicy_pset(const cred_t *); 129 int secpolicy_rctlsys(const cred_t *, boolean_t); 130 int secpolicy_resource(const cred_t *); 131 int secpolicy_rpcmod_open(const cred_t *); 132 int secpolicy_rsm_access(const cred_t *, uid_t, mode_t); 133 int secpolicy_setpriority(const cred_t *); 134 int secpolicy_settime(const cred_t *); 135 int secpolicy_smb(const cred_t *); 136 int secpolicy_smbfs_login(const cred_t *, uid_t); 137 int secpolicy_spec_open(const cred_t *, struct vnode *, int); 138 int secpolicy_sti(const cred_t *); 139 int secpolicy_swapctl(const cred_t *); 140 int secpolicy_sys_config(const cred_t *, boolean_t); 141 int secpolicy_zone_admin(const cred_t *, boolean_t); 142 int secpolicy_zone_config(const cred_t *); 143 int secpolicy_sys_devices(const cred_t *); 144 int secpolicy_systeminfo(const cred_t *); 145 int secpolicy_tasksys(const cred_t *); 146 int secpolicy_vnode_access(const cred_t *, vnode_t *, uid_t, mode_t); 147 int secpolicy_vnode_chown(const cred_t *, uid_t); 148 int secpolicy_vnode_create_gid(const cred_t *); 149 int secpolicy_vnode_owner(const cred_t *, uid_t); 150 int secpolicy_vnode_remove(const cred_t *); 151 int secpolicy_vnode_setdac(const cred_t *, uid_t); 152 int secpolicy_vnode_setid_retain(const cred_t *, boolean_t); 153 int secpolicy_vnode_setids_setgids(const cred_t *, gid_t); 154 int secpolicy_vnode_stky_modify(const cred_t *); 155 int secpolicy_vscan(const cred_t *); 156 int secpolicy_zinject(const cred_t *); 157 int secpolicy_zfs(const cred_t *); 158 int secpolicy_ucode_update(const cred_t *); 159 int secpolicy_sadopen(const cred_t *); 160 void secpolicy_setid_clear(vattr_t *, cred_t *); 161 void secpolicy_fs_mount_clearopts(cred_t *, struct vfs *); 162 int secpolicy_setid_setsticky_clear(vnode_t *, vattr_t *, 163 const vattr_t *, cred_t *); 164 int secpolicy_xvattr(xvattr_t *, uid_t, cred_t *, vtype_t); 165 int secpolicy_dld_ioctl(const cred_t *, const char *, const char *); 166 int secpolicy_xvm_control(const cred_t *); 167 168 int secpolicy_basic_exec(const cred_t *, vnode_t *); 169 int secpolicy_basic_fork(const cred_t *); 170 int secpolicy_basic_link(const cred_t *); 171 int secpolicy_basic_proc(const cred_t *); 172 int secpolicy_basic_procinfo(const cred_t *, struct proc *, struct proc *); 173 174 int secpolicy_gart_access(const cred_t *); 175 int secpolicy_gart_map(const cred_t *); 176 /* 177 * This function to be called from xxfs_setattr(). 178 * Must be called with the node's attributes read-write locked. 179 * 180 * cred_t * - acting credentials 181 * struct vnode * - vnode we're operating on 182 * struct vattr *va - new attributes, va_mask may be 183 * changed on return from a call 184 * struct vattr *oldva - old attributes, need include owner 185 * and mode only 186 * int flags - setattr flags 187 * int iaccess(void *node, int mode, cred_t *cr) 188 * - non-locking internal access function 189 * mode be checked 190 * w/ VREAD|VWRITE|VEXEC, not fs 191 * internal mode encoding. 192 * 193 * void *node - internal node (inode, tmpnode) to 194 * pass as arg to iaccess 195 */ 196 int secpolicy_vnode_setattr(cred_t *, struct vnode *, struct vattr *, 197 const struct vattr *, int, int (void *, int, cred_t *), void *); 198 199 /* 200 * Test privilege. Audit success or failure, allow privilege debugging. 201 * Returns 0 for success, err for failure. 202 */ 203 #define PRIV_POLICY(cred, priv, all, err, reason) \ 204 priv_policy((cred), (priv), (all), (err), (reason)) 205 206 /* 207 * Test privilege. Audit success only, no privilege debugging. 208 * Returns 1 for success, and 0 for failure. 209 */ 210 #define PRIV_POLICY_CHOICE(cred, priv, all) \ 211 priv_policy_choice((cred), (priv), (all)) 212 213 /* 214 * Test privilege. No priv_debugging, no auditing. 215 * Returns 1 for success, and 0 for failure. 216 */ 217 218 #define PRIV_POLICY_ONLY(cred, priv, all) \ 219 priv_policy_only((cred), (priv), (all)) 220 221 222 #endif 223 224 #ifdef __cplusplus 225 } 226 #endif 227 228 #endif /* _SYS_POLICY_H */ 229