Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Security plug functions |
| 3 | * |
| 4 | * Copyright (C) 2001 WireX Communications, Inc <chris@wirex.com> |
| 5 | * Copyright (C) 2001-2002 Greg Kroah-Hartman <greg@kroah.com> |
| 6 | * Copyright (C) 2001 Networks Associates Technology, Inc <ssmalley@nai.com> |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation; either version 2 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | */ |
| 13 | |
Chenbo Feng | f3ad376 | 2017-10-18 13:00:24 -0700 | [diff] [blame] | 14 | #include <linux/bpf.h> |
Randy.Dunlap | c59ede7 | 2006-01-11 12:17:46 -0800 | [diff] [blame] | 15 | #include <linux/capability.h> |
David Quigley | d47be3d | 2013-05-22 12:50:34 -0400 | [diff] [blame] | 16 | #include <linux/dcache.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 17 | #include <linux/module.h> |
| 18 | #include <linux/init.h> |
| 19 | #include <linux/kernel.h> |
Casey Schaufler | 3c4ed7b | 2015-05-02 15:10:46 -0700 | [diff] [blame] | 20 | #include <linux/lsm_hooks.h> |
Mimi Zohar | f381c27 | 2011-03-09 14:13:22 -0500 | [diff] [blame] | 21 | #include <linux/integrity.h> |
Mimi Zohar | 6c21a7f | 2009-10-22 17:30:13 -0400 | [diff] [blame] | 22 | #include <linux/ima.h> |
Mimi Zohar | 3e1be52 | 2011-03-09 14:38:26 -0500 | [diff] [blame] | 23 | #include <linux/evm.h> |
Al Viro | 4040153 | 2012-02-13 03:58:52 +0000 | [diff] [blame] | 24 | #include <linux/fsnotify.h> |
Al Viro | 8b3ec68 | 2012-05-30 17:11:23 -0400 | [diff] [blame] | 25 | #include <linux/mman.h> |
| 26 | #include <linux/mount.h> |
| 27 | #include <linux/personality.h> |
Paul Mundt | 75331a5 | 2012-07-02 14:34:11 +0900 | [diff] [blame] | 28 | #include <linux/backing-dev.h> |
Al Viro | 4040153 | 2012-02-13 03:58:52 +0000 | [diff] [blame] | 29 | #include <net/flow.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 30 | |
Mimi Zohar | 823eb1c | 2011-06-15 21:19:10 -0400 | [diff] [blame] | 31 | #define MAX_LSM_EVM_XATTR 2 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 32 | |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 33 | /* Maximum number of letters for an LSM name string */ |
| 34 | #define SECURITY_NAME_MAX 10 |
| 35 | |
Ahmed S. Darwish | 076c54c | 2008-03-06 18:09:10 +0200 | [diff] [blame] | 36 | /* Boot-time LSM user choice */ |
John Johansen | 6e65f92 | 2009-11-05 17:03:20 -0800 | [diff] [blame] | 37 | static __initdata char chosen_lsm[SECURITY_NAME_MAX + 1] = |
| 38 | CONFIG_DEFAULT_SECURITY; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 39 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 40 | static void __init do_security_initcalls(void) |
| 41 | { |
| 42 | initcall_t *call; |
| 43 | call = __security_initcall_start; |
| 44 | while (call < __security_initcall_end) { |
| 45 | (*call) (); |
| 46 | call++; |
| 47 | } |
| 48 | } |
| 49 | |
| 50 | /** |
| 51 | * security_init - initializes the security framework |
| 52 | * |
| 53 | * This should be called early in the kernel initialization sequence. |
| 54 | */ |
| 55 | int __init security_init(void) |
| 56 | { |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 57 | pr_info("Security Framework initialized\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 58 | |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 59 | /* |
Kees Cook | 730daa1 | 2015-07-23 18:02:48 -0700 | [diff] [blame] | 60 | * Load minor LSMs, with the capability module always first. |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 61 | */ |
| 62 | capability_add_hooks(); |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 63 | yama_add_hooks(); |
Kees Cook | 9b09155 | 2016-04-20 15:46:28 -0700 | [diff] [blame] | 64 | loadpin_add_hooks(); |
Kees Cook | 730daa1 | 2015-07-23 18:02:48 -0700 | [diff] [blame] | 65 | |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 66 | /* |
Kees Cook | 730daa1 | 2015-07-23 18:02:48 -0700 | [diff] [blame] | 67 | * Load all the remaining security modules. |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 68 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 69 | do_security_initcalls(); |
| 70 | |
| 71 | return 0; |
| 72 | } |
| 73 | |
Ahmed S. Darwish | 076c54c | 2008-03-06 18:09:10 +0200 | [diff] [blame] | 74 | /* Save user chosen LSM */ |
| 75 | static int __init choose_lsm(char *str) |
| 76 | { |
| 77 | strncpy(chosen_lsm, str, SECURITY_NAME_MAX); |
| 78 | return 1; |
| 79 | } |
| 80 | __setup("security=", choose_lsm); |
| 81 | |
| 82 | /** |
| 83 | * security_module_enable - Load given security module on boot ? |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 84 | * @module: the name of the module |
Ahmed S. Darwish | 076c54c | 2008-03-06 18:09:10 +0200 | [diff] [blame] | 85 | * |
| 86 | * Each LSM must pass this method before registering its own operations |
| 87 | * to avoid security registration races. This method may also be used |
James Morris | 7cea51b | 2008-03-07 12:23:49 +1100 | [diff] [blame] | 88 | * to check if your LSM is currently loaded during kernel initialization. |
Ahmed S. Darwish | 076c54c | 2008-03-06 18:09:10 +0200 | [diff] [blame] | 89 | * |
| 90 | * Return true if: |
| 91 | * -The passed LSM is the one chosen by user at boot time, |
John Johansen | 6e65f92 | 2009-11-05 17:03:20 -0800 | [diff] [blame] | 92 | * -or the passed LSM is configured as the default and the user did not |
Tetsuo Handa | 065d78a | 2010-08-28 14:58:44 +0900 | [diff] [blame] | 93 | * choose an alternate LSM at boot time. |
Ahmed S. Darwish | 076c54c | 2008-03-06 18:09:10 +0200 | [diff] [blame] | 94 | * Otherwise, return false. |
| 95 | */ |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 96 | int __init security_module_enable(const char *module) |
Ahmed S. Darwish | 076c54c | 2008-03-06 18:09:10 +0200 | [diff] [blame] | 97 | { |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 98 | return !strcmp(module, chosen_lsm); |
Ahmed S. Darwish | 076c54c | 2008-03-06 18:09:10 +0200 | [diff] [blame] | 99 | } |
| 100 | |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 101 | /* |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 102 | * Hook list operation macros. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 103 | * |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 104 | * call_void_hook: |
| 105 | * This is a hook that does not return a value. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 106 | * |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 107 | * call_int_hook: |
| 108 | * This is a hook that returns a value. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 109 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 110 | |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 111 | #define call_void_hook(FUNC, ...) \ |
| 112 | do { \ |
| 113 | struct security_hook_list *P; \ |
| 114 | \ |
| 115 | list_for_each_entry(P, &security_hook_heads.FUNC, list) \ |
| 116 | P->hook.FUNC(__VA_ARGS__); \ |
| 117 | } while (0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 118 | |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 119 | #define call_int_hook(FUNC, IRC, ...) ({ \ |
| 120 | int RC = IRC; \ |
| 121 | do { \ |
| 122 | struct security_hook_list *P; \ |
| 123 | \ |
| 124 | list_for_each_entry(P, &security_hook_heads.FUNC, list) { \ |
| 125 | RC = P->hook.FUNC(__VA_ARGS__); \ |
| 126 | if (RC != 0) \ |
| 127 | break; \ |
| 128 | } \ |
| 129 | } while (0); \ |
| 130 | RC; \ |
| 131 | }) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 132 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 133 | /* Security operations */ |
| 134 | |
Stephen Smalley | 79af730 | 2015-01-21 10:54:10 -0500 | [diff] [blame] | 135 | int security_binder_set_context_mgr(struct task_struct *mgr) |
| 136 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 137 | return call_int_hook(binder_set_context_mgr, 0, mgr); |
Stephen Smalley | 79af730 | 2015-01-21 10:54:10 -0500 | [diff] [blame] | 138 | } |
| 139 | |
| 140 | int security_binder_transaction(struct task_struct *from, |
| 141 | struct task_struct *to) |
| 142 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 143 | return call_int_hook(binder_transaction, 0, from, to); |
Stephen Smalley | 79af730 | 2015-01-21 10:54:10 -0500 | [diff] [blame] | 144 | } |
| 145 | |
| 146 | int security_binder_transfer_binder(struct task_struct *from, |
| 147 | struct task_struct *to) |
| 148 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 149 | return call_int_hook(binder_transfer_binder, 0, from, to); |
Stephen Smalley | 79af730 | 2015-01-21 10:54:10 -0500 | [diff] [blame] | 150 | } |
| 151 | |
| 152 | int security_binder_transfer_file(struct task_struct *from, |
| 153 | struct task_struct *to, struct file *file) |
| 154 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 155 | return call_int_hook(binder_transfer_file, 0, from, to, file); |
Stephen Smalley | 79af730 | 2015-01-21 10:54:10 -0500 | [diff] [blame] | 156 | } |
| 157 | |
Ingo Molnar | 9e48858 | 2009-05-07 19:26:19 +1000 | [diff] [blame] | 158 | int security_ptrace_access_check(struct task_struct *child, unsigned int mode) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 159 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 160 | return call_int_hook(ptrace_access_check, 0, child, mode); |
David Howells | 5cd9c58 | 2008-08-14 11:37:28 +0100 | [diff] [blame] | 161 | } |
| 162 | |
| 163 | int security_ptrace_traceme(struct task_struct *parent) |
| 164 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 165 | return call_int_hook(ptrace_traceme, 0, parent); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 166 | } |
| 167 | |
| 168 | int security_capget(struct task_struct *target, |
| 169 | kernel_cap_t *effective, |
| 170 | kernel_cap_t *inheritable, |
| 171 | kernel_cap_t *permitted) |
| 172 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 173 | return call_int_hook(capget, 0, target, |
| 174 | effective, inheritable, permitted); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 175 | } |
| 176 | |
David Howells | d84f4f9 | 2008-11-14 10:39:23 +1100 | [diff] [blame] | 177 | int security_capset(struct cred *new, const struct cred *old, |
| 178 | const kernel_cap_t *effective, |
| 179 | const kernel_cap_t *inheritable, |
| 180 | const kernel_cap_t *permitted) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 181 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 182 | return call_int_hook(capset, 0, new, old, |
| 183 | effective, inheritable, permitted); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 184 | } |
| 185 | |
Eric Paris | b7e724d | 2012-01-03 12:25:15 -0500 | [diff] [blame] | 186 | int security_capable(const struct cred *cred, struct user_namespace *ns, |
Serge E. Hallyn | 3486740 | 2011-03-23 16:43:17 -0700 | [diff] [blame] | 187 | int cap) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 188 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 189 | return call_int_hook(capable, 0, cred, ns, cap, SECURITY_CAP_AUDIT); |
Eric Paris | 0611216 | 2008-11-11 22:02:50 +1100 | [diff] [blame] | 190 | } |
| 191 | |
Eric Paris | c7eba4a | 2012-01-03 12:25:15 -0500 | [diff] [blame] | 192 | int security_capable_noaudit(const struct cred *cred, struct user_namespace *ns, |
| 193 | int cap) |
Eric Paris | 0611216 | 2008-11-11 22:02:50 +1100 | [diff] [blame] | 194 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 195 | return call_int_hook(capable, 0, cred, ns, cap, SECURITY_CAP_NOAUDIT); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 196 | } |
| 197 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 198 | int security_quotactl(int cmds, int type, int id, struct super_block *sb) |
| 199 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 200 | return call_int_hook(quotactl, 0, cmds, type, id, sb); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 201 | } |
| 202 | |
| 203 | int security_quota_on(struct dentry *dentry) |
| 204 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 205 | return call_int_hook(quota_on, 0, dentry); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 206 | } |
| 207 | |
Eric Paris | 12b3052 | 2010-11-15 18:36:29 -0500 | [diff] [blame] | 208 | int security_syslog(int type) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 209 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 210 | return call_int_hook(syslog, 0, type); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 211 | } |
| 212 | |
Baolin Wang | 457db29 | 2016-04-08 14:02:11 +0800 | [diff] [blame] | 213 | int security_settime64(const struct timespec64 *ts, const struct timezone *tz) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 214 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 215 | return call_int_hook(settime, 0, ts, tz); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 216 | } |
| 217 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 218 | int security_vm_enough_memory_mm(struct mm_struct *mm, long pages) |
| 219 | { |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 220 | struct security_hook_list *hp; |
| 221 | int cap_sys_admin = 1; |
| 222 | int rc; |
| 223 | |
| 224 | /* |
| 225 | * The module will respond with a positive value if |
| 226 | * it thinks the __vm_enough_memory() call should be |
| 227 | * made with the cap_sys_admin set. If all of the modules |
| 228 | * agree that it should be set it will. If any module |
| 229 | * thinks it should not be set it won't. |
| 230 | */ |
| 231 | list_for_each_entry(hp, &security_hook_heads.vm_enough_memory, list) { |
| 232 | rc = hp->hook.vm_enough_memory(mm, pages); |
| 233 | if (rc <= 0) { |
| 234 | cap_sys_admin = 0; |
| 235 | break; |
| 236 | } |
| 237 | } |
| 238 | return __vm_enough_memory(mm, pages, cap_sys_admin); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 239 | } |
| 240 | |
David Howells | a6f76f2 | 2008-11-14 10:39:24 +1100 | [diff] [blame] | 241 | int security_bprm_set_creds(struct linux_binprm *bprm) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 242 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 243 | return call_int_hook(bprm_set_creds, 0, bprm); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 244 | } |
| 245 | |
| 246 | int security_bprm_check(struct linux_binprm *bprm) |
| 247 | { |
Mimi Zohar | 6c21a7f | 2009-10-22 17:30:13 -0400 | [diff] [blame] | 248 | int ret; |
| 249 | |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 250 | ret = call_int_hook(bprm_check_security, 0, bprm); |
Mimi Zohar | 6c21a7f | 2009-10-22 17:30:13 -0400 | [diff] [blame] | 251 | if (ret) |
| 252 | return ret; |
| 253 | return ima_bprm_check(bprm); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 254 | } |
| 255 | |
David Howells | a6f76f2 | 2008-11-14 10:39:24 +1100 | [diff] [blame] | 256 | void security_bprm_committing_creds(struct linux_binprm *bprm) |
| 257 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 258 | call_void_hook(bprm_committing_creds, bprm); |
David Howells | a6f76f2 | 2008-11-14 10:39:24 +1100 | [diff] [blame] | 259 | } |
| 260 | |
| 261 | void security_bprm_committed_creds(struct linux_binprm *bprm) |
| 262 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 263 | call_void_hook(bprm_committed_creds, bprm); |
David Howells | a6f76f2 | 2008-11-14 10:39:24 +1100 | [diff] [blame] | 264 | } |
| 265 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 266 | int security_bprm_secureexec(struct linux_binprm *bprm) |
| 267 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 268 | return call_int_hook(bprm_secureexec, 0, bprm); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 269 | } |
| 270 | |
| 271 | int security_sb_alloc(struct super_block *sb) |
| 272 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 273 | return call_int_hook(sb_alloc_security, 0, sb); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 274 | } |
| 275 | |
| 276 | void security_sb_free(struct super_block *sb) |
| 277 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 278 | call_void_hook(sb_free_security, sb); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 279 | } |
| 280 | |
Eric Paris | e000752 | 2008-03-05 10:31:54 -0500 | [diff] [blame] | 281 | int security_sb_copy_data(char *orig, char *copy) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 282 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 283 | return call_int_hook(sb_copy_data, 0, orig, copy); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 284 | } |
Eric Paris | e000752 | 2008-03-05 10:31:54 -0500 | [diff] [blame] | 285 | EXPORT_SYMBOL(security_sb_copy_data); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 286 | |
Eric Paris | ff36fe2 | 2011-03-03 16:09:14 -0500 | [diff] [blame] | 287 | int security_sb_remount(struct super_block *sb, void *data) |
| 288 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 289 | return call_int_hook(sb_remount, 0, sb, data); |
Eric Paris | ff36fe2 | 2011-03-03 16:09:14 -0500 | [diff] [blame] | 290 | } |
| 291 | |
James Morris | 12204e2 | 2008-12-19 10:44:42 +1100 | [diff] [blame] | 292 | int security_sb_kern_mount(struct super_block *sb, int flags, void *data) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 293 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 294 | return call_int_hook(sb_kern_mount, 0, sb, flags, data); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 295 | } |
| 296 | |
Eric Paris | 2069f45 | 2008-07-04 09:47:13 +1000 | [diff] [blame] | 297 | int security_sb_show_options(struct seq_file *m, struct super_block *sb) |
| 298 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 299 | return call_int_hook(sb_show_options, 0, m, sb); |
Eric Paris | 2069f45 | 2008-07-04 09:47:13 +1000 | [diff] [blame] | 300 | } |
| 301 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 302 | int security_sb_statfs(struct dentry *dentry) |
| 303 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 304 | return call_int_hook(sb_statfs, 0, dentry); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 305 | } |
| 306 | |
Al Viro | 8a04c43 | 2016-03-25 14:52:53 -0400 | [diff] [blame] | 307 | int security_sb_mount(const char *dev_name, const struct path *path, |
Al Viro | 808d4e3 | 2012-10-11 11:42:01 -0400 | [diff] [blame] | 308 | const char *type, unsigned long flags, void *data) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 309 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 310 | return call_int_hook(sb_mount, 0, dev_name, path, type, flags, data); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 311 | } |
| 312 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 313 | int security_sb_umount(struct vfsmount *mnt, int flags) |
| 314 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 315 | return call_int_hook(sb_umount, 0, mnt, flags); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 316 | } |
| 317 | |
Al Viro | 3b73b68 | 2016-03-25 15:31:19 -0400 | [diff] [blame] | 318 | int security_sb_pivotroot(const struct path *old_path, const struct path *new_path) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 319 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 320 | return call_int_hook(sb_pivotroot, 0, old_path, new_path); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 321 | } |
| 322 | |
Eric Paris | c9180a5 | 2007-11-30 13:00:35 -0500 | [diff] [blame] | 323 | int security_sb_set_mnt_opts(struct super_block *sb, |
David Quigley | 649f6e7 | 2013-05-22 12:50:36 -0400 | [diff] [blame] | 324 | struct security_mnt_opts *opts, |
| 325 | unsigned long kern_flags, |
| 326 | unsigned long *set_kern_flags) |
Eric Paris | c9180a5 | 2007-11-30 13:00:35 -0500 | [diff] [blame] | 327 | { |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 328 | return call_int_hook(sb_set_mnt_opts, |
| 329 | opts->num_mnt_opts ? -EOPNOTSUPP : 0, sb, |
| 330 | opts, kern_flags, set_kern_flags); |
Eric Paris | c9180a5 | 2007-11-30 13:00:35 -0500 | [diff] [blame] | 331 | } |
Eric Paris | e000752 | 2008-03-05 10:31:54 -0500 | [diff] [blame] | 332 | EXPORT_SYMBOL(security_sb_set_mnt_opts); |
Eric Paris | c9180a5 | 2007-11-30 13:00:35 -0500 | [diff] [blame] | 333 | |
Jeff Layton | 094f7b6 | 2013-04-01 08:14:24 -0400 | [diff] [blame] | 334 | int security_sb_clone_mnt_opts(const struct super_block *oldsb, |
Eric Paris | c9180a5 | 2007-11-30 13:00:35 -0500 | [diff] [blame] | 335 | struct super_block *newsb) |
| 336 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 337 | return call_int_hook(sb_clone_mnt_opts, 0, oldsb, newsb); |
Eric Paris | c9180a5 | 2007-11-30 13:00:35 -0500 | [diff] [blame] | 338 | } |
Eric Paris | e000752 | 2008-03-05 10:31:54 -0500 | [diff] [blame] | 339 | EXPORT_SYMBOL(security_sb_clone_mnt_opts); |
| 340 | |
| 341 | int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts) |
| 342 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 343 | return call_int_hook(sb_parse_opts_str, 0, options, opts); |
Eric Paris | e000752 | 2008-03-05 10:31:54 -0500 | [diff] [blame] | 344 | } |
| 345 | EXPORT_SYMBOL(security_sb_parse_opts_str); |
Eric Paris | c9180a5 | 2007-11-30 13:00:35 -0500 | [diff] [blame] | 346 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 347 | int security_inode_alloc(struct inode *inode) |
| 348 | { |
| 349 | inode->i_security = NULL; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 350 | return call_int_hook(inode_alloc_security, 0, inode); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 351 | } |
| 352 | |
| 353 | void security_inode_free(struct inode *inode) |
| 354 | { |
Mimi Zohar | f381c27 | 2011-03-09 14:13:22 -0500 | [diff] [blame] | 355 | integrity_inode_free(inode); |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 356 | call_void_hook(inode_free_security, inode); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 357 | } |
| 358 | |
David Quigley | d47be3d | 2013-05-22 12:50:34 -0400 | [diff] [blame] | 359 | int security_dentry_init_security(struct dentry *dentry, int mode, |
Al Viro | 4f3ccd7 | 2016-07-20 16:06:15 -0400 | [diff] [blame] | 360 | const struct qstr *name, void **ctx, |
David Quigley | d47be3d | 2013-05-22 12:50:34 -0400 | [diff] [blame] | 361 | u32 *ctxlen) |
| 362 | { |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 363 | return call_int_hook(dentry_init_security, -EOPNOTSUPP, dentry, mode, |
| 364 | name, ctx, ctxlen); |
David Quigley | d47be3d | 2013-05-22 12:50:34 -0400 | [diff] [blame] | 365 | } |
| 366 | EXPORT_SYMBOL(security_dentry_init_security); |
| 367 | |
Vivek Goyal | 2602625 | 2016-07-13 10:44:52 -0400 | [diff] [blame] | 368 | int security_dentry_create_files_as(struct dentry *dentry, int mode, |
| 369 | struct qstr *name, |
| 370 | const struct cred *old, struct cred *new) |
| 371 | { |
| 372 | return call_int_hook(dentry_create_files_as, 0, dentry, mode, |
| 373 | name, old, new); |
| 374 | } |
| 375 | EXPORT_SYMBOL(security_dentry_create_files_as); |
| 376 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 377 | int security_inode_init_security(struct inode *inode, struct inode *dir, |
Mimi Zohar | 9d8f13b | 2011-06-06 15:29:25 -0400 | [diff] [blame] | 378 | const struct qstr *qstr, |
| 379 | const initxattrs initxattrs, void *fs_data) |
| 380 | { |
Mimi Zohar | 823eb1c | 2011-06-15 21:19:10 -0400 | [diff] [blame] | 381 | struct xattr new_xattrs[MAX_LSM_EVM_XATTR + 1]; |
| 382 | struct xattr *lsm_xattr, *evm_xattr, *xattr; |
Mimi Zohar | 9d8f13b | 2011-06-06 15:29:25 -0400 | [diff] [blame] | 383 | int ret; |
| 384 | |
| 385 | if (unlikely(IS_PRIVATE(inode))) |
Mimi Zohar | fb88c2b | 2011-08-15 10:13:18 -0400 | [diff] [blame] | 386 | return 0; |
Mimi Zohar | 9d8f13b | 2011-06-06 15:29:25 -0400 | [diff] [blame] | 387 | |
Mimi Zohar | 9d8f13b | 2011-06-06 15:29:25 -0400 | [diff] [blame] | 388 | if (!initxattrs) |
Jan Beulich | e308fd3 | 2015-08-24 06:22:25 -0600 | [diff] [blame] | 389 | return call_int_hook(inode_init_security, -EOPNOTSUPP, inode, |
| 390 | dir, qstr, NULL, NULL, NULL); |
Tetsuo Handa | 9548906 | 2013-07-25 05:44:02 +0900 | [diff] [blame] | 391 | memset(new_xattrs, 0, sizeof(new_xattrs)); |
Mimi Zohar | 9d8f13b | 2011-06-06 15:29:25 -0400 | [diff] [blame] | 392 | lsm_xattr = new_xattrs; |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 393 | ret = call_int_hook(inode_init_security, -EOPNOTSUPP, inode, dir, qstr, |
Mimi Zohar | 9d8f13b | 2011-06-06 15:29:25 -0400 | [diff] [blame] | 394 | &lsm_xattr->name, |
| 395 | &lsm_xattr->value, |
| 396 | &lsm_xattr->value_len); |
| 397 | if (ret) |
| 398 | goto out; |
Mimi Zohar | 823eb1c | 2011-06-15 21:19:10 -0400 | [diff] [blame] | 399 | |
| 400 | evm_xattr = lsm_xattr + 1; |
| 401 | ret = evm_inode_init_security(inode, lsm_xattr, evm_xattr); |
| 402 | if (ret) |
| 403 | goto out; |
Mimi Zohar | 9d8f13b | 2011-06-06 15:29:25 -0400 | [diff] [blame] | 404 | ret = initxattrs(inode, new_xattrs, fs_data); |
| 405 | out: |
Tetsuo Handa | 9548906 | 2013-07-25 05:44:02 +0900 | [diff] [blame] | 406 | for (xattr = new_xattrs; xattr->value != NULL; xattr++) |
Mimi Zohar | 823eb1c | 2011-06-15 21:19:10 -0400 | [diff] [blame] | 407 | kfree(xattr->value); |
Mimi Zohar | 9d8f13b | 2011-06-06 15:29:25 -0400 | [diff] [blame] | 408 | return (ret == -EOPNOTSUPP) ? 0 : ret; |
| 409 | } |
| 410 | EXPORT_SYMBOL(security_inode_init_security); |
| 411 | |
| 412 | int security_old_inode_init_security(struct inode *inode, struct inode *dir, |
Tetsuo Handa | 9548906 | 2013-07-25 05:44:02 +0900 | [diff] [blame] | 413 | const struct qstr *qstr, const char **name, |
Mimi Zohar | 9d8f13b | 2011-06-06 15:29:25 -0400 | [diff] [blame] | 414 | void **value, size_t *len) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 415 | { |
| 416 | if (unlikely(IS_PRIVATE(inode))) |
Jan Kara | 30e0532 | 2012-01-03 13:14:29 +0100 | [diff] [blame] | 417 | return -EOPNOTSUPP; |
Jan Beulich | e308fd3 | 2015-08-24 06:22:25 -0600 | [diff] [blame] | 418 | return call_int_hook(inode_init_security, -EOPNOTSUPP, inode, dir, |
| 419 | qstr, name, value, len); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 420 | } |
Mimi Zohar | 9d8f13b | 2011-06-06 15:29:25 -0400 | [diff] [blame] | 421 | EXPORT_SYMBOL(security_old_inode_init_security); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 422 | |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 423 | #ifdef CONFIG_SECURITY_PATH |
Al Viro | d360775 | 2016-03-25 15:21:09 -0400 | [diff] [blame] | 424 | int security_path_mknod(const struct path *dir, struct dentry *dentry, umode_t mode, |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 425 | unsigned int dev) |
| 426 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 427 | if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 428 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 429 | return call_int_hook(path_mknod, 0, dir, dentry, mode, dev); |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 430 | } |
| 431 | EXPORT_SYMBOL(security_path_mknod); |
| 432 | |
Al Viro | d360775 | 2016-03-25 15:21:09 -0400 | [diff] [blame] | 433 | int security_path_mkdir(const struct path *dir, struct dentry *dentry, umode_t mode) |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 434 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 435 | if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 436 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 437 | return call_int_hook(path_mkdir, 0, dir, dentry, mode); |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 438 | } |
David Howells | 8214044 | 2010-12-24 14:48:35 +0000 | [diff] [blame] | 439 | EXPORT_SYMBOL(security_path_mkdir); |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 440 | |
Al Viro | 989f74e | 2016-03-25 15:13:39 -0400 | [diff] [blame] | 441 | int security_path_rmdir(const struct path *dir, struct dentry *dentry) |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 442 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 443 | if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 444 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 445 | return call_int_hook(path_rmdir, 0, dir, dentry); |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 446 | } |
| 447 | |
Al Viro | 989f74e | 2016-03-25 15:13:39 -0400 | [diff] [blame] | 448 | int security_path_unlink(const struct path *dir, struct dentry *dentry) |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 449 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 450 | if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 451 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 452 | return call_int_hook(path_unlink, 0, dir, dentry); |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 453 | } |
David Howells | 8214044 | 2010-12-24 14:48:35 +0000 | [diff] [blame] | 454 | EXPORT_SYMBOL(security_path_unlink); |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 455 | |
Al Viro | d360775 | 2016-03-25 15:21:09 -0400 | [diff] [blame] | 456 | int security_path_symlink(const struct path *dir, struct dentry *dentry, |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 457 | const char *old_name) |
| 458 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 459 | if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 460 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 461 | return call_int_hook(path_symlink, 0, dir, dentry, old_name); |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 462 | } |
| 463 | |
Al Viro | 3ccee46 | 2016-03-25 15:27:45 -0400 | [diff] [blame] | 464 | int security_path_link(struct dentry *old_dentry, const struct path *new_dir, |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 465 | struct dentry *new_dentry) |
| 466 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 467 | if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)))) |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 468 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 469 | return call_int_hook(path_link, 0, old_dentry, new_dir, new_dentry); |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 470 | } |
| 471 | |
Al Viro | 3ccee46 | 2016-03-25 15:27:45 -0400 | [diff] [blame] | 472 | int security_path_rename(const struct path *old_dir, struct dentry *old_dentry, |
| 473 | const struct path *new_dir, struct dentry *new_dentry, |
Miklos Szeredi | 0b3974e | 2014-04-01 17:08:43 +0200 | [diff] [blame] | 474 | unsigned int flags) |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 475 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 476 | if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)) || |
| 477 | (d_is_positive(new_dentry) && IS_PRIVATE(d_backing_inode(new_dentry))))) |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 478 | return 0; |
Miklos Szeredi | da1ce06 | 2014-04-01 17:08:43 +0200 | [diff] [blame] | 479 | |
| 480 | if (flags & RENAME_EXCHANGE) { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 481 | int err = call_int_hook(path_rename, 0, new_dir, new_dentry, |
| 482 | old_dir, old_dentry); |
Miklos Szeredi | da1ce06 | 2014-04-01 17:08:43 +0200 | [diff] [blame] | 483 | if (err) |
| 484 | return err; |
| 485 | } |
| 486 | |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 487 | return call_int_hook(path_rename, 0, old_dir, old_dentry, new_dir, |
| 488 | new_dentry); |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 489 | } |
David Howells | 8214044 | 2010-12-24 14:48:35 +0000 | [diff] [blame] | 490 | EXPORT_SYMBOL(security_path_rename); |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 491 | |
Al Viro | 81f4c50 | 2016-03-25 14:22:01 -0400 | [diff] [blame] | 492 | int security_path_truncate(const struct path *path) |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 493 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 494 | if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry)))) |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 495 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 496 | return call_int_hook(path_truncate, 0, path); |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 497 | } |
Tetsuo Handa | 89eda06 | 2009-10-04 21:49:47 +0900 | [diff] [blame] | 498 | |
Al Viro | be01f9f | 2016-03-25 14:56:23 -0400 | [diff] [blame] | 499 | int security_path_chmod(const struct path *path, umode_t mode) |
Tetsuo Handa | 89eda06 | 2009-10-04 21:49:47 +0900 | [diff] [blame] | 500 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 501 | if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry)))) |
Tetsuo Handa | 89eda06 | 2009-10-04 21:49:47 +0900 | [diff] [blame] | 502 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 503 | return call_int_hook(path_chmod, 0, path, mode); |
Tetsuo Handa | 89eda06 | 2009-10-04 21:49:47 +0900 | [diff] [blame] | 504 | } |
| 505 | |
Al Viro | 7fd25da | 2016-03-25 14:44:41 -0400 | [diff] [blame] | 506 | int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid) |
Tetsuo Handa | 89eda06 | 2009-10-04 21:49:47 +0900 | [diff] [blame] | 507 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 508 | if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry)))) |
Tetsuo Handa | 89eda06 | 2009-10-04 21:49:47 +0900 | [diff] [blame] | 509 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 510 | return call_int_hook(path_chown, 0, path, uid, gid); |
Tetsuo Handa | 89eda06 | 2009-10-04 21:49:47 +0900 | [diff] [blame] | 511 | } |
Daniel Rosenberg | a28be72 | 2017-02-09 19:38:57 -0800 | [diff] [blame] | 512 | EXPORT_SYMBOL(security_path_chown); |
Tetsuo Handa | 8b8efb4 | 2009-10-04 21:49:48 +0900 | [diff] [blame] | 513 | |
Al Viro | 77b286c | 2016-03-25 15:28:43 -0400 | [diff] [blame] | 514 | int security_path_chroot(const struct path *path) |
Tetsuo Handa | 8b8efb4 | 2009-10-04 21:49:48 +0900 | [diff] [blame] | 515 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 516 | return call_int_hook(path_chroot, 0, path); |
Tetsuo Handa | 8b8efb4 | 2009-10-04 21:49:48 +0900 | [diff] [blame] | 517 | } |
Kentaro Takeda | be6d3e5 | 2008-12-17 13:24:15 +0900 | [diff] [blame] | 518 | #endif |
| 519 | |
Al Viro | 4acdaf2 | 2011-07-26 01:42:34 -0400 | [diff] [blame] | 520 | int security_inode_create(struct inode *dir, struct dentry *dentry, umode_t mode) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 521 | { |
| 522 | if (unlikely(IS_PRIVATE(dir))) |
| 523 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 524 | return call_int_hook(inode_create, 0, dir, dentry, mode); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 525 | } |
David Howells | 800a964 | 2009-04-03 16:42:40 +0100 | [diff] [blame] | 526 | EXPORT_SYMBOL_GPL(security_inode_create); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 527 | |
Neeraj Soni | c692cb9 | 2018-04-18 17:20:22 +0530 | [diff] [blame] | 528 | int security_inode_post_create(struct inode *dir, struct dentry *dentry, |
| 529 | umode_t mode) |
| 530 | { |
| 531 | if (unlikely(IS_PRIVATE(dir))) |
| 532 | return 0; |
| 533 | return call_int_hook(inode_post_create, 0, dir, dentry, mode); |
| 534 | } |
| 535 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 536 | int security_inode_link(struct dentry *old_dentry, struct inode *dir, |
| 537 | struct dentry *new_dentry) |
| 538 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 539 | if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)))) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 540 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 541 | return call_int_hook(inode_link, 0, old_dentry, dir, new_dentry); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 542 | } |
| 543 | |
| 544 | int security_inode_unlink(struct inode *dir, struct dentry *dentry) |
| 545 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 546 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 547 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 548 | return call_int_hook(inode_unlink, 0, dir, dentry); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 549 | } |
| 550 | |
| 551 | int security_inode_symlink(struct inode *dir, struct dentry *dentry, |
| 552 | const char *old_name) |
| 553 | { |
| 554 | if (unlikely(IS_PRIVATE(dir))) |
| 555 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 556 | return call_int_hook(inode_symlink, 0, dir, dentry, old_name); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 557 | } |
| 558 | |
Al Viro | 18bb1db | 2011-07-26 01:41:39 -0400 | [diff] [blame] | 559 | int security_inode_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 560 | { |
| 561 | if (unlikely(IS_PRIVATE(dir))) |
| 562 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 563 | return call_int_hook(inode_mkdir, 0, dir, dentry, mode); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 564 | } |
David Howells | 800a964 | 2009-04-03 16:42:40 +0100 | [diff] [blame] | 565 | EXPORT_SYMBOL_GPL(security_inode_mkdir); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 566 | |
| 567 | int security_inode_rmdir(struct inode *dir, struct dentry *dentry) |
| 568 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 569 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 570 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 571 | return call_int_hook(inode_rmdir, 0, dir, dentry); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 572 | } |
| 573 | |
Al Viro | 1a67aaf | 2011-07-26 01:52:52 -0400 | [diff] [blame] | 574 | int security_inode_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, dev_t dev) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 575 | { |
| 576 | if (unlikely(IS_PRIVATE(dir))) |
| 577 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 578 | return call_int_hook(inode_mknod, 0, dir, dentry, mode, dev); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 579 | } |
| 580 | |
| 581 | int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry, |
Miklos Szeredi | 0b3974e | 2014-04-01 17:08:43 +0200 | [diff] [blame] | 582 | struct inode *new_dir, struct dentry *new_dentry, |
| 583 | unsigned int flags) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 584 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 585 | if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)) || |
| 586 | (d_is_positive(new_dentry) && IS_PRIVATE(d_backing_inode(new_dentry))))) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 587 | return 0; |
Miklos Szeredi | da1ce06 | 2014-04-01 17:08:43 +0200 | [diff] [blame] | 588 | |
| 589 | if (flags & RENAME_EXCHANGE) { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 590 | int err = call_int_hook(inode_rename, 0, new_dir, new_dentry, |
Miklos Szeredi | da1ce06 | 2014-04-01 17:08:43 +0200 | [diff] [blame] | 591 | old_dir, old_dentry); |
| 592 | if (err) |
| 593 | return err; |
| 594 | } |
| 595 | |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 596 | return call_int_hook(inode_rename, 0, old_dir, old_dentry, |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 597 | new_dir, new_dentry); |
| 598 | } |
| 599 | |
| 600 | int security_inode_readlink(struct dentry *dentry) |
| 601 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 602 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 603 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 604 | return call_int_hook(inode_readlink, 0, dentry); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 605 | } |
| 606 | |
NeilBrown | bda0be7 | 2015-03-23 13:37:39 +1100 | [diff] [blame] | 607 | int security_inode_follow_link(struct dentry *dentry, struct inode *inode, |
| 608 | bool rcu) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 609 | { |
NeilBrown | bda0be7 | 2015-03-23 13:37:39 +1100 | [diff] [blame] | 610 | if (unlikely(IS_PRIVATE(inode))) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 611 | return 0; |
Linus Torvalds | e22619a | 2015-06-27 13:26:03 -0700 | [diff] [blame] | 612 | return call_int_hook(inode_follow_link, 0, dentry, inode, rcu); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 613 | } |
| 614 | |
Al Viro | b77b064 | 2008-07-17 09:37:02 -0400 | [diff] [blame] | 615 | int security_inode_permission(struct inode *inode, int mask) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 616 | { |
| 617 | if (unlikely(IS_PRIVATE(inode))) |
| 618 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 619 | return call_int_hook(inode_permission, 0, inode, mask); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 620 | } |
| 621 | |
| 622 | int security_inode_setattr(struct dentry *dentry, struct iattr *attr) |
| 623 | { |
Mimi Zohar | 817b54a | 2011-05-13 12:53:38 -0400 | [diff] [blame] | 624 | int ret; |
| 625 | |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 626 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 627 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 628 | ret = call_int_hook(inode_setattr, 0, dentry, attr); |
Mimi Zohar | 817b54a | 2011-05-13 12:53:38 -0400 | [diff] [blame] | 629 | if (ret) |
| 630 | return ret; |
| 631 | return evm_inode_setattr(dentry, attr); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 632 | } |
Miklos Szeredi | b1da47e | 2008-07-01 15:01:28 +0200 | [diff] [blame] | 633 | EXPORT_SYMBOL_GPL(security_inode_setattr); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 634 | |
Al Viro | 3f7036a | 2015-03-08 19:28:30 -0400 | [diff] [blame] | 635 | int security_inode_getattr(const struct path *path) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 636 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 637 | if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry)))) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 638 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 639 | return call_int_hook(inode_getattr, 0, path); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 640 | } |
| 641 | |
David Howells | 8f0cfa5 | 2008-04-29 00:59:41 -0700 | [diff] [blame] | 642 | int security_inode_setxattr(struct dentry *dentry, const char *name, |
| 643 | const void *value, size_t size, int flags) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 644 | { |
Mimi Zohar | 3e1be52 | 2011-03-09 14:38:26 -0500 | [diff] [blame] | 645 | int ret; |
| 646 | |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 647 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 648 | return 0; |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 649 | /* |
| 650 | * SELinux and Smack integrate the cap call, |
| 651 | * so assume that all LSMs supplying this call do so. |
| 652 | */ |
| 653 | ret = call_int_hook(inode_setxattr, 1, dentry, name, value, size, |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 654 | flags); |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 655 | |
| 656 | if (ret == 1) |
| 657 | ret = cap_inode_setxattr(dentry, name, value, size, flags); |
Mimi Zohar | 3e1be52 | 2011-03-09 14:38:26 -0500 | [diff] [blame] | 658 | if (ret) |
| 659 | return ret; |
Mimi Zohar | 42c6333 | 2011-03-10 18:54:15 -0500 | [diff] [blame] | 660 | ret = ima_inode_setxattr(dentry, name, value, size); |
| 661 | if (ret) |
| 662 | return ret; |
Mimi Zohar | 3e1be52 | 2011-03-09 14:38:26 -0500 | [diff] [blame] | 663 | return evm_inode_setxattr(dentry, name, value, size); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 664 | } |
| 665 | |
David Howells | 8f0cfa5 | 2008-04-29 00:59:41 -0700 | [diff] [blame] | 666 | void security_inode_post_setxattr(struct dentry *dentry, const char *name, |
| 667 | const void *value, size_t size, int flags) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 668 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 669 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 670 | return; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 671 | call_void_hook(inode_post_setxattr, dentry, name, value, size, flags); |
Mimi Zohar | 3e1be52 | 2011-03-09 14:38:26 -0500 | [diff] [blame] | 672 | evm_inode_post_setxattr(dentry, name, value, size); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 673 | } |
| 674 | |
David Howells | 8f0cfa5 | 2008-04-29 00:59:41 -0700 | [diff] [blame] | 675 | int security_inode_getxattr(struct dentry *dentry, const char *name) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 676 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 677 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 678 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 679 | return call_int_hook(inode_getxattr, 0, dentry, name); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 680 | } |
| 681 | |
| 682 | int security_inode_listxattr(struct dentry *dentry) |
| 683 | { |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 684 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 685 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 686 | return call_int_hook(inode_listxattr, 0, dentry); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 687 | } |
| 688 | |
David Howells | 8f0cfa5 | 2008-04-29 00:59:41 -0700 | [diff] [blame] | 689 | int security_inode_removexattr(struct dentry *dentry, const char *name) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 690 | { |
Mimi Zohar | 3e1be52 | 2011-03-09 14:38:26 -0500 | [diff] [blame] | 691 | int ret; |
| 692 | |
David Howells | c6f493d | 2015-03-17 22:26:22 +0000 | [diff] [blame] | 693 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 694 | return 0; |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 695 | /* |
| 696 | * SELinux and Smack integrate the cap call, |
| 697 | * so assume that all LSMs supplying this call do so. |
| 698 | */ |
| 699 | ret = call_int_hook(inode_removexattr, 1, dentry, name); |
| 700 | if (ret == 1) |
| 701 | ret = cap_inode_removexattr(dentry, name); |
Mimi Zohar | 3e1be52 | 2011-03-09 14:38:26 -0500 | [diff] [blame] | 702 | if (ret) |
| 703 | return ret; |
Mimi Zohar | 42c6333 | 2011-03-10 18:54:15 -0500 | [diff] [blame] | 704 | ret = ima_inode_removexattr(dentry, name); |
| 705 | if (ret) |
| 706 | return ret; |
Mimi Zohar | 3e1be52 | 2011-03-09 14:38:26 -0500 | [diff] [blame] | 707 | return evm_inode_removexattr(dentry, name); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 708 | } |
| 709 | |
Serge E. Hallyn | b537677 | 2007-10-16 23:31:36 -0700 | [diff] [blame] | 710 | int security_inode_need_killpriv(struct dentry *dentry) |
| 711 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 712 | return call_int_hook(inode_need_killpriv, 0, dentry); |
Serge E. Hallyn | b537677 | 2007-10-16 23:31:36 -0700 | [diff] [blame] | 713 | } |
| 714 | |
| 715 | int security_inode_killpriv(struct dentry *dentry) |
| 716 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 717 | return call_int_hook(inode_killpriv, 0, dentry); |
Serge E. Hallyn | b537677 | 2007-10-16 23:31:36 -0700 | [diff] [blame] | 718 | } |
| 719 | |
Andreas Gruenbacher | ea861df | 2015-12-24 11:09:39 -0500 | [diff] [blame] | 720 | int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 721 | { |
Casey Schaufler | 2885c1e | 2016-05-31 17:24:15 -0700 | [diff] [blame] | 722 | struct security_hook_list *hp; |
| 723 | int rc; |
| 724 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 725 | if (unlikely(IS_PRIVATE(inode))) |
James Morris | 8d95250 | 2010-01-14 09:33:28 +1100 | [diff] [blame] | 726 | return -EOPNOTSUPP; |
Casey Schaufler | 2885c1e | 2016-05-31 17:24:15 -0700 | [diff] [blame] | 727 | /* |
| 728 | * Only one module will provide an attribute with a given name. |
| 729 | */ |
| 730 | list_for_each_entry(hp, &security_hook_heads.inode_getsecurity, list) { |
| 731 | rc = hp->hook.inode_getsecurity(inode, name, buffer, alloc); |
| 732 | if (rc != -EOPNOTSUPP) |
| 733 | return rc; |
| 734 | } |
| 735 | return -EOPNOTSUPP; |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 736 | } |
| 737 | |
| 738 | int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags) |
| 739 | { |
Casey Schaufler | 2885c1e | 2016-05-31 17:24:15 -0700 | [diff] [blame] | 740 | struct security_hook_list *hp; |
| 741 | int rc; |
| 742 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 743 | if (unlikely(IS_PRIVATE(inode))) |
James Morris | 8d95250 | 2010-01-14 09:33:28 +1100 | [diff] [blame] | 744 | return -EOPNOTSUPP; |
Casey Schaufler | 2885c1e | 2016-05-31 17:24:15 -0700 | [diff] [blame] | 745 | /* |
| 746 | * Only one module will provide an attribute with a given name. |
| 747 | */ |
| 748 | list_for_each_entry(hp, &security_hook_heads.inode_setsecurity, list) { |
| 749 | rc = hp->hook.inode_setsecurity(inode, name, value, size, |
| 750 | flags); |
| 751 | if (rc != -EOPNOTSUPP) |
| 752 | return rc; |
| 753 | } |
| 754 | return -EOPNOTSUPP; |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 755 | } |
| 756 | |
| 757 | int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size) |
| 758 | { |
| 759 | if (unlikely(IS_PRIVATE(inode))) |
| 760 | return 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 761 | return call_int_hook(inode_listsecurity, 0, inode, buffer, buffer_size); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 762 | } |
David Quigley | c9bccef | 2013-05-22 12:50:45 -0400 | [diff] [blame] | 763 | EXPORT_SYMBOL(security_inode_listsecurity); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 764 | |
Andreas Gruenbacher | d6335d7 | 2015-12-24 11:09:39 -0500 | [diff] [blame] | 765 | void security_inode_getsecid(struct inode *inode, u32 *secid) |
Ahmed S. Darwish | 8a07619 | 2008-03-01 21:51:09 +0200 | [diff] [blame] | 766 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 767 | call_void_hook(inode_getsecid, inode, secid); |
Ahmed S. Darwish | 8a07619 | 2008-03-01 21:51:09 +0200 | [diff] [blame] | 768 | } |
| 769 | |
Vivek Goyal | d8ad8b4 | 2016-07-13 11:13:56 -0400 | [diff] [blame] | 770 | int security_inode_copy_up(struct dentry *src, struct cred **new) |
| 771 | { |
| 772 | return call_int_hook(inode_copy_up, 0, src, new); |
| 773 | } |
| 774 | EXPORT_SYMBOL(security_inode_copy_up); |
| 775 | |
Vivek Goyal | 121ab82 | 2016-07-13 10:44:49 -0400 | [diff] [blame] | 776 | int security_inode_copy_up_xattr(const char *name) |
| 777 | { |
| 778 | return call_int_hook(inode_copy_up_xattr, -EOPNOTSUPP, name); |
| 779 | } |
| 780 | EXPORT_SYMBOL(security_inode_copy_up_xattr); |
| 781 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 782 | int security_file_permission(struct file *file, int mask) |
| 783 | { |
Eric Paris | c4ec54b | 2009-12-17 21:24:34 -0500 | [diff] [blame] | 784 | int ret; |
| 785 | |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 786 | ret = call_int_hook(file_permission, 0, file, mask); |
Eric Paris | c4ec54b | 2009-12-17 21:24:34 -0500 | [diff] [blame] | 787 | if (ret) |
| 788 | return ret; |
| 789 | |
| 790 | return fsnotify_perm(file, mask); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 791 | } |
| 792 | |
| 793 | int security_file_alloc(struct file *file) |
| 794 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 795 | return call_int_hook(file_alloc_security, 0, file); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 796 | } |
| 797 | |
| 798 | void security_file_free(struct file *file) |
| 799 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 800 | call_void_hook(file_free_security, file); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 801 | } |
| 802 | |
| 803 | int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg) |
| 804 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 805 | return call_int_hook(file_ioctl, 0, file, cmd, arg); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 806 | } |
| 807 | |
Al Viro | 98de59b | 2012-05-30 19:58:30 -0400 | [diff] [blame] | 808 | static inline unsigned long mmap_prot(struct file *file, unsigned long prot) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 809 | { |
Al Viro | 8b3ec68 | 2012-05-30 17:11:23 -0400 | [diff] [blame] | 810 | /* |
Al Viro | 98de59b | 2012-05-30 19:58:30 -0400 | [diff] [blame] | 811 | * Does we have PROT_READ and does the application expect |
| 812 | * it to imply PROT_EXEC? If not, nothing to talk about... |
Al Viro | 8b3ec68 | 2012-05-30 17:11:23 -0400 | [diff] [blame] | 813 | */ |
Al Viro | 98de59b | 2012-05-30 19:58:30 -0400 | [diff] [blame] | 814 | if ((prot & (PROT_READ | PROT_EXEC)) != PROT_READ) |
| 815 | return prot; |
Al Viro | 8b3ec68 | 2012-05-30 17:11:23 -0400 | [diff] [blame] | 816 | if (!(current->personality & READ_IMPLIES_EXEC)) |
Al Viro | 98de59b | 2012-05-30 19:58:30 -0400 | [diff] [blame] | 817 | return prot; |
| 818 | /* |
| 819 | * if that's an anonymous mapping, let it. |
| 820 | */ |
| 821 | if (!file) |
| 822 | return prot | PROT_EXEC; |
| 823 | /* |
| 824 | * ditto if it's not on noexec mount, except that on !MMU we need |
Christoph Hellwig | b4caecd | 2015-01-14 10:42:32 +0100 | [diff] [blame] | 825 | * NOMMU_MAP_EXEC (== VM_MAYEXEC) in this case |
Al Viro | 98de59b | 2012-05-30 19:58:30 -0400 | [diff] [blame] | 826 | */ |
Eric W. Biederman | 90f8572 | 2015-06-29 14:42:03 -0500 | [diff] [blame] | 827 | if (!path_noexec(&file->f_path)) { |
Al Viro | 8b3ec68 | 2012-05-30 17:11:23 -0400 | [diff] [blame] | 828 | #ifndef CONFIG_MMU |
Christoph Hellwig | b4caecd | 2015-01-14 10:42:32 +0100 | [diff] [blame] | 829 | if (file->f_op->mmap_capabilities) { |
| 830 | unsigned caps = file->f_op->mmap_capabilities(file); |
| 831 | if (!(caps & NOMMU_MAP_EXEC)) |
| 832 | return prot; |
| 833 | } |
Al Viro | 8b3ec68 | 2012-05-30 17:11:23 -0400 | [diff] [blame] | 834 | #endif |
Al Viro | 98de59b | 2012-05-30 19:58:30 -0400 | [diff] [blame] | 835 | return prot | PROT_EXEC; |
Al Viro | 8b3ec68 | 2012-05-30 17:11:23 -0400 | [diff] [blame] | 836 | } |
Al Viro | 98de59b | 2012-05-30 19:58:30 -0400 | [diff] [blame] | 837 | /* anything on noexec mount won't get PROT_EXEC */ |
| 838 | return prot; |
| 839 | } |
| 840 | |
| 841 | int security_mmap_file(struct file *file, unsigned long prot, |
| 842 | unsigned long flags) |
| 843 | { |
| 844 | int ret; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 845 | ret = call_int_hook(mmap_file, 0, file, prot, |
Al Viro | 98de59b | 2012-05-30 19:58:30 -0400 | [diff] [blame] | 846 | mmap_prot(file, prot), flags); |
Mimi Zohar | 6c21a7f | 2009-10-22 17:30:13 -0400 | [diff] [blame] | 847 | if (ret) |
| 848 | return ret; |
| 849 | return ima_file_mmap(file, prot); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 850 | } |
| 851 | |
Al Viro | e546785 | 2012-05-30 13:30:51 -0400 | [diff] [blame] | 852 | int security_mmap_addr(unsigned long addr) |
| 853 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 854 | return call_int_hook(mmap_addr, 0, addr); |
Al Viro | e546785 | 2012-05-30 13:30:51 -0400 | [diff] [blame] | 855 | } |
| 856 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 857 | int security_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot, |
| 858 | unsigned long prot) |
| 859 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 860 | return call_int_hook(file_mprotect, 0, vma, reqprot, prot); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 861 | } |
| 862 | |
| 863 | int security_file_lock(struct file *file, unsigned int cmd) |
| 864 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 865 | return call_int_hook(file_lock, 0, file, cmd); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 866 | } |
| 867 | |
| 868 | int security_file_fcntl(struct file *file, unsigned int cmd, unsigned long arg) |
| 869 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 870 | return call_int_hook(file_fcntl, 0, file, cmd, arg); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 871 | } |
| 872 | |
Jeff Layton | e0b93ed | 2014-08-22 11:27:32 -0400 | [diff] [blame] | 873 | void security_file_set_fowner(struct file *file) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 874 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 875 | call_void_hook(file_set_fowner, file); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 876 | } |
| 877 | |
| 878 | int security_file_send_sigiotask(struct task_struct *tsk, |
| 879 | struct fown_struct *fown, int sig) |
| 880 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 881 | return call_int_hook(file_send_sigiotask, 0, tsk, fown, sig); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 882 | } |
| 883 | |
| 884 | int security_file_receive(struct file *file) |
| 885 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 886 | return call_int_hook(file_receive, 0, file); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 887 | } |
| 888 | |
Eric Paris | 83d4985 | 2012-04-04 13:45:40 -0400 | [diff] [blame] | 889 | int security_file_open(struct file *file, const struct cred *cred) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 890 | { |
Eric Paris | c4ec54b | 2009-12-17 21:24:34 -0500 | [diff] [blame] | 891 | int ret; |
| 892 | |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 893 | ret = call_int_hook(file_open, 0, file, cred); |
Eric Paris | c4ec54b | 2009-12-17 21:24:34 -0500 | [diff] [blame] | 894 | if (ret) |
| 895 | return ret; |
| 896 | |
| 897 | return fsnotify_perm(file, MAY_OPEN); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 898 | } |
| 899 | |
| 900 | int security_task_create(unsigned long clone_flags) |
| 901 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 902 | return call_int_hook(task_create, 0, clone_flags); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 903 | } |
| 904 | |
Kees Cook | 1a2a4d0 | 2011-12-21 12:17:03 -0800 | [diff] [blame] | 905 | void security_task_free(struct task_struct *task) |
| 906 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 907 | call_void_hook(task_free, task); |
Kees Cook | 1a2a4d0 | 2011-12-21 12:17:03 -0800 | [diff] [blame] | 908 | } |
| 909 | |
David Howells | ee18d64 | 2009-09-02 09:14:21 +0100 | [diff] [blame] | 910 | int security_cred_alloc_blank(struct cred *cred, gfp_t gfp) |
| 911 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 912 | return call_int_hook(cred_alloc_blank, 0, cred, gfp); |
David Howells | ee18d64 | 2009-09-02 09:14:21 +0100 | [diff] [blame] | 913 | } |
| 914 | |
David Howells | f1752ee | 2008-11-14 10:39:17 +1100 | [diff] [blame] | 915 | void security_cred_free(struct cred *cred) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 916 | { |
James Morris | a017e39 | 2019-01-16 15:41:11 -0800 | [diff] [blame] | 917 | /* |
| 918 | * There is a failure case in prepare_creds() that |
| 919 | * may result in a call here with ->security being NULL. |
| 920 | */ |
| 921 | if (unlikely(cred->security == NULL)) |
| 922 | return; |
| 923 | |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 924 | call_void_hook(cred_free, cred); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 925 | } |
| 926 | |
David Howells | d84f4f9 | 2008-11-14 10:39:23 +1100 | [diff] [blame] | 927 | int security_prepare_creds(struct cred *new, const struct cred *old, gfp_t gfp) |
| 928 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 929 | return call_int_hook(cred_prepare, 0, new, old, gfp); |
David Howells | d84f4f9 | 2008-11-14 10:39:23 +1100 | [diff] [blame] | 930 | } |
| 931 | |
David Howells | ee18d64 | 2009-09-02 09:14:21 +0100 | [diff] [blame] | 932 | void security_transfer_creds(struct cred *new, const struct cred *old) |
| 933 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 934 | call_void_hook(cred_transfer, new, old); |
David Howells | ee18d64 | 2009-09-02 09:14:21 +0100 | [diff] [blame] | 935 | } |
| 936 | |
David Howells | 3a3b7ce | 2008-11-14 10:39:28 +1100 | [diff] [blame] | 937 | int security_kernel_act_as(struct cred *new, u32 secid) |
| 938 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 939 | return call_int_hook(kernel_act_as, 0, new, secid); |
David Howells | 3a3b7ce | 2008-11-14 10:39:28 +1100 | [diff] [blame] | 940 | } |
| 941 | |
| 942 | int security_kernel_create_files_as(struct cred *new, struct inode *inode) |
| 943 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 944 | return call_int_hook(kernel_create_files_as, 0, new, inode); |
David Howells | 3a3b7ce | 2008-11-14 10:39:28 +1100 | [diff] [blame] | 945 | } |
| 946 | |
Eric Paris | dd8dbf2 | 2009-11-03 16:35:32 +1100 | [diff] [blame] | 947 | int security_kernel_module_request(char *kmod_name) |
Eric Paris | 9188499 | 2009-08-13 09:44:57 -0400 | [diff] [blame] | 948 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 949 | return call_int_hook(kernel_module_request, 0, kmod_name); |
Eric Paris | 9188499 | 2009-08-13 09:44:57 -0400 | [diff] [blame] | 950 | } |
| 951 | |
Mimi Zohar | 39eeb4f | 2016-01-30 22:23:26 -0500 | [diff] [blame] | 952 | int security_kernel_read_file(struct file *file, enum kernel_read_file_id id) |
| 953 | { |
| 954 | int ret; |
| 955 | |
| 956 | ret = call_int_hook(kernel_read_file, 0, file, id); |
| 957 | if (ret) |
| 958 | return ret; |
| 959 | return ima_read_file(file, id); |
| 960 | } |
| 961 | EXPORT_SYMBOL_GPL(security_kernel_read_file); |
| 962 | |
Mimi Zohar | bc8ca5b | 2016-01-24 10:07:32 -0500 | [diff] [blame] | 963 | int security_kernel_post_read_file(struct file *file, char *buf, loff_t size, |
| 964 | enum kernel_read_file_id id) |
Mimi Zohar | b44a7df | 2015-12-28 16:02:29 -0500 | [diff] [blame] | 965 | { |
Mimi Zohar | cf22221 | 2016-01-14 17:57:47 -0500 | [diff] [blame] | 966 | int ret; |
| 967 | |
| 968 | ret = call_int_hook(kernel_post_read_file, 0, file, buf, size, id); |
| 969 | if (ret) |
| 970 | return ret; |
| 971 | return ima_post_read_file(file, buf, size, id); |
Mimi Zohar | b44a7df | 2015-12-28 16:02:29 -0500 | [diff] [blame] | 972 | } |
| 973 | EXPORT_SYMBOL_GPL(security_kernel_post_read_file); |
| 974 | |
David Howells | d84f4f9 | 2008-11-14 10:39:23 +1100 | [diff] [blame] | 975 | int security_task_fix_setuid(struct cred *new, const struct cred *old, |
| 976 | int flags) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 977 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 978 | return call_int_hook(task_fix_setuid, 0, new, old, flags); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 979 | } |
| 980 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 981 | int security_task_setpgid(struct task_struct *p, pid_t pgid) |
| 982 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 983 | return call_int_hook(task_setpgid, 0, p, pgid); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 984 | } |
| 985 | |
| 986 | int security_task_getpgid(struct task_struct *p) |
| 987 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 988 | return call_int_hook(task_getpgid, 0, p); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 989 | } |
| 990 | |
| 991 | int security_task_getsid(struct task_struct *p) |
| 992 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 993 | return call_int_hook(task_getsid, 0, p); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 994 | } |
| 995 | |
| 996 | void security_task_getsecid(struct task_struct *p, u32 *secid) |
| 997 | { |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 998 | *secid = 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 999 | call_void_hook(task_getsecid, p, secid); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1000 | } |
| 1001 | EXPORT_SYMBOL(security_task_getsecid); |
| 1002 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1003 | int security_task_setnice(struct task_struct *p, int nice) |
| 1004 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1005 | return call_int_hook(task_setnice, 0, p, nice); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1006 | } |
| 1007 | |
| 1008 | int security_task_setioprio(struct task_struct *p, int ioprio) |
| 1009 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1010 | return call_int_hook(task_setioprio, 0, p, ioprio); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1011 | } |
| 1012 | |
| 1013 | int security_task_getioprio(struct task_struct *p) |
| 1014 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1015 | return call_int_hook(task_getioprio, 0, p); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1016 | } |
| 1017 | |
Jiri Slaby | 8fd00b4 | 2009-08-26 18:41:16 +0200 | [diff] [blame] | 1018 | int security_task_setrlimit(struct task_struct *p, unsigned int resource, |
| 1019 | struct rlimit *new_rlim) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1020 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1021 | return call_int_hook(task_setrlimit, 0, p, resource, new_rlim); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1022 | } |
| 1023 | |
KOSAKI Motohiro | b0ae198 | 2010-10-15 04:21:18 +0900 | [diff] [blame] | 1024 | int security_task_setscheduler(struct task_struct *p) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1025 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1026 | return call_int_hook(task_setscheduler, 0, p); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1027 | } |
| 1028 | |
| 1029 | int security_task_getscheduler(struct task_struct *p) |
| 1030 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1031 | return call_int_hook(task_getscheduler, 0, p); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1032 | } |
| 1033 | |
| 1034 | int security_task_movememory(struct task_struct *p) |
| 1035 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1036 | return call_int_hook(task_movememory, 0, p); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1037 | } |
| 1038 | |
| 1039 | int security_task_kill(struct task_struct *p, struct siginfo *info, |
| 1040 | int sig, u32 secid) |
| 1041 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1042 | return call_int_hook(task_kill, 0, p, info, sig, secid); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1043 | } |
| 1044 | |
| 1045 | int security_task_wait(struct task_struct *p) |
| 1046 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1047 | return call_int_hook(task_wait, 0, p); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1048 | } |
| 1049 | |
| 1050 | int security_task_prctl(int option, unsigned long arg2, unsigned long arg3, |
David Howells | d84f4f9 | 2008-11-14 10:39:23 +1100 | [diff] [blame] | 1051 | unsigned long arg4, unsigned long arg5) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1052 | { |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1053 | int thisrc; |
| 1054 | int rc = -ENOSYS; |
| 1055 | struct security_hook_list *hp; |
| 1056 | |
| 1057 | list_for_each_entry(hp, &security_hook_heads.task_prctl, list) { |
| 1058 | thisrc = hp->hook.task_prctl(option, arg2, arg3, arg4, arg5); |
| 1059 | if (thisrc != -ENOSYS) { |
| 1060 | rc = thisrc; |
| 1061 | if (thisrc != 0) |
| 1062 | break; |
| 1063 | } |
| 1064 | } |
| 1065 | return rc; |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1066 | } |
| 1067 | |
| 1068 | void security_task_to_inode(struct task_struct *p, struct inode *inode) |
| 1069 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1070 | call_void_hook(task_to_inode, p, inode); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1071 | } |
| 1072 | |
| 1073 | int security_ipc_permission(struct kern_ipc_perm *ipcp, short flag) |
| 1074 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1075 | return call_int_hook(ipc_permission, 0, ipcp, flag); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1076 | } |
| 1077 | |
Ahmed S. Darwish | 8a07619 | 2008-03-01 21:51:09 +0200 | [diff] [blame] | 1078 | void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid) |
| 1079 | { |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1080 | *secid = 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1081 | call_void_hook(ipc_getsecid, ipcp, secid); |
Ahmed S. Darwish | 8a07619 | 2008-03-01 21:51:09 +0200 | [diff] [blame] | 1082 | } |
| 1083 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1084 | int security_msg_msg_alloc(struct msg_msg *msg) |
| 1085 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1086 | return call_int_hook(msg_msg_alloc_security, 0, msg); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1087 | } |
| 1088 | |
| 1089 | void security_msg_msg_free(struct msg_msg *msg) |
| 1090 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1091 | call_void_hook(msg_msg_free_security, msg); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1092 | } |
| 1093 | |
| 1094 | int security_msg_queue_alloc(struct msg_queue *msq) |
| 1095 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1096 | return call_int_hook(msg_queue_alloc_security, 0, msq); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1097 | } |
| 1098 | |
| 1099 | void security_msg_queue_free(struct msg_queue *msq) |
| 1100 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1101 | call_void_hook(msg_queue_free_security, msq); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1102 | } |
| 1103 | |
| 1104 | int security_msg_queue_associate(struct msg_queue *msq, int msqflg) |
| 1105 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1106 | return call_int_hook(msg_queue_associate, 0, msq, msqflg); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1107 | } |
| 1108 | |
| 1109 | int security_msg_queue_msgctl(struct msg_queue *msq, int cmd) |
| 1110 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1111 | return call_int_hook(msg_queue_msgctl, 0, msq, cmd); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1112 | } |
| 1113 | |
| 1114 | int security_msg_queue_msgsnd(struct msg_queue *msq, |
| 1115 | struct msg_msg *msg, int msqflg) |
| 1116 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1117 | return call_int_hook(msg_queue_msgsnd, 0, msq, msg, msqflg); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1118 | } |
| 1119 | |
| 1120 | int security_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg, |
| 1121 | struct task_struct *target, long type, int mode) |
| 1122 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1123 | return call_int_hook(msg_queue_msgrcv, 0, msq, msg, target, type, mode); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1124 | } |
| 1125 | |
| 1126 | int security_shm_alloc(struct shmid_kernel *shp) |
| 1127 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1128 | return call_int_hook(shm_alloc_security, 0, shp); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1129 | } |
| 1130 | |
| 1131 | void security_shm_free(struct shmid_kernel *shp) |
| 1132 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1133 | call_void_hook(shm_free_security, shp); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1134 | } |
| 1135 | |
| 1136 | int security_shm_associate(struct shmid_kernel *shp, int shmflg) |
| 1137 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1138 | return call_int_hook(shm_associate, 0, shp, shmflg); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1139 | } |
| 1140 | |
| 1141 | int security_shm_shmctl(struct shmid_kernel *shp, int cmd) |
| 1142 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1143 | return call_int_hook(shm_shmctl, 0, shp, cmd); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1144 | } |
| 1145 | |
| 1146 | int security_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr, int shmflg) |
| 1147 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1148 | return call_int_hook(shm_shmat, 0, shp, shmaddr, shmflg); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1149 | } |
| 1150 | |
| 1151 | int security_sem_alloc(struct sem_array *sma) |
| 1152 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1153 | return call_int_hook(sem_alloc_security, 0, sma); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1154 | } |
| 1155 | |
| 1156 | void security_sem_free(struct sem_array *sma) |
| 1157 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1158 | call_void_hook(sem_free_security, sma); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1159 | } |
| 1160 | |
| 1161 | int security_sem_associate(struct sem_array *sma, int semflg) |
| 1162 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1163 | return call_int_hook(sem_associate, 0, sma, semflg); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1164 | } |
| 1165 | |
| 1166 | int security_sem_semctl(struct sem_array *sma, int cmd) |
| 1167 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1168 | return call_int_hook(sem_semctl, 0, sma, cmd); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1169 | } |
| 1170 | |
| 1171 | int security_sem_semop(struct sem_array *sma, struct sembuf *sops, |
| 1172 | unsigned nsops, int alter) |
| 1173 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1174 | return call_int_hook(sem_semop, 0, sma, sops, nsops, alter); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1175 | } |
| 1176 | |
| 1177 | void security_d_instantiate(struct dentry *dentry, struct inode *inode) |
| 1178 | { |
| 1179 | if (unlikely(inode && IS_PRIVATE(inode))) |
| 1180 | return; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1181 | call_void_hook(d_instantiate, dentry, inode); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1182 | } |
| 1183 | EXPORT_SYMBOL(security_d_instantiate); |
| 1184 | |
| 1185 | int security_getprocattr(struct task_struct *p, char *name, char **value) |
| 1186 | { |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1187 | return call_int_hook(getprocattr, -EINVAL, p, name, value); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1188 | } |
| 1189 | |
| 1190 | int security_setprocattr(struct task_struct *p, char *name, void *value, size_t size) |
| 1191 | { |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1192 | return call_int_hook(setprocattr, -EINVAL, p, name, value, size); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1193 | } |
| 1194 | |
| 1195 | int security_netlink_send(struct sock *sk, struct sk_buff *skb) |
| 1196 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1197 | return call_int_hook(netlink_send, 0, sk, skb); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1198 | } |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1199 | |
David Quigley | 746df9b | 2013-05-22 12:50:35 -0400 | [diff] [blame] | 1200 | int security_ismaclabel(const char *name) |
| 1201 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1202 | return call_int_hook(ismaclabel, 0, name); |
David Quigley | 746df9b | 2013-05-22 12:50:35 -0400 | [diff] [blame] | 1203 | } |
| 1204 | EXPORT_SYMBOL(security_ismaclabel); |
| 1205 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1206 | int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen) |
| 1207 | { |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1208 | return call_int_hook(secid_to_secctx, -EOPNOTSUPP, secid, secdata, |
| 1209 | seclen); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1210 | } |
| 1211 | EXPORT_SYMBOL(security_secid_to_secctx); |
| 1212 | |
David Howells | 7bf570d | 2008-04-29 20:52:51 +0100 | [diff] [blame] | 1213 | int security_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid) |
David Howells | 63cb344 | 2008-01-15 23:47:35 +0000 | [diff] [blame] | 1214 | { |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1215 | *secid = 0; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1216 | return call_int_hook(secctx_to_secid, 0, secdata, seclen, secid); |
David Howells | 63cb344 | 2008-01-15 23:47:35 +0000 | [diff] [blame] | 1217 | } |
| 1218 | EXPORT_SYMBOL(security_secctx_to_secid); |
| 1219 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1220 | void security_release_secctx(char *secdata, u32 seclen) |
| 1221 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1222 | call_void_hook(release_secctx, secdata, seclen); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1223 | } |
| 1224 | EXPORT_SYMBOL(security_release_secctx); |
| 1225 | |
Andreas Gruenbacher | 6f3be9f | 2015-12-24 11:09:40 -0500 | [diff] [blame] | 1226 | void security_inode_invalidate_secctx(struct inode *inode) |
| 1227 | { |
| 1228 | call_void_hook(inode_invalidate_secctx, inode); |
| 1229 | } |
| 1230 | EXPORT_SYMBOL(security_inode_invalidate_secctx); |
| 1231 | |
David P. Quigley | 1ee65e3 | 2009-09-03 14:25:57 -0400 | [diff] [blame] | 1232 | int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen) |
| 1233 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1234 | return call_int_hook(inode_notifysecctx, 0, inode, ctx, ctxlen); |
David P. Quigley | 1ee65e3 | 2009-09-03 14:25:57 -0400 | [diff] [blame] | 1235 | } |
| 1236 | EXPORT_SYMBOL(security_inode_notifysecctx); |
| 1237 | |
| 1238 | int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen) |
| 1239 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1240 | return call_int_hook(inode_setsecctx, 0, dentry, ctx, ctxlen); |
David P. Quigley | 1ee65e3 | 2009-09-03 14:25:57 -0400 | [diff] [blame] | 1241 | } |
| 1242 | EXPORT_SYMBOL(security_inode_setsecctx); |
| 1243 | |
| 1244 | int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen) |
| 1245 | { |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1246 | return call_int_hook(inode_getsecctx, -EOPNOTSUPP, inode, ctx, ctxlen); |
David P. Quigley | 1ee65e3 | 2009-09-03 14:25:57 -0400 | [diff] [blame] | 1247 | } |
| 1248 | EXPORT_SYMBOL(security_inode_getsecctx); |
| 1249 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1250 | #ifdef CONFIG_SECURITY_NETWORK |
| 1251 | |
David S. Miller | 3610cda | 2011-01-05 15:38:53 -0800 | [diff] [blame] | 1252 | int security_unix_stream_connect(struct sock *sock, struct sock *other, struct sock *newsk) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1253 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1254 | return call_int_hook(unix_stream_connect, 0, sock, other, newsk); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1255 | } |
| 1256 | EXPORT_SYMBOL(security_unix_stream_connect); |
| 1257 | |
| 1258 | int security_unix_may_send(struct socket *sock, struct socket *other) |
| 1259 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1260 | return call_int_hook(unix_may_send, 0, sock, other); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1261 | } |
| 1262 | EXPORT_SYMBOL(security_unix_may_send); |
| 1263 | |
| 1264 | int security_socket_create(int family, int type, int protocol, int kern) |
| 1265 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1266 | return call_int_hook(socket_create, 0, family, type, protocol, kern); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1267 | } |
| 1268 | |
| 1269 | int security_socket_post_create(struct socket *sock, int family, |
| 1270 | int type, int protocol, int kern) |
| 1271 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1272 | return call_int_hook(socket_post_create, 0, sock, family, type, |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1273 | protocol, kern); |
| 1274 | } |
| 1275 | |
| 1276 | int security_socket_bind(struct socket *sock, struct sockaddr *address, int addrlen) |
| 1277 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1278 | return call_int_hook(socket_bind, 0, sock, address, addrlen); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1279 | } |
| 1280 | |
| 1281 | int security_socket_connect(struct socket *sock, struct sockaddr *address, int addrlen) |
| 1282 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1283 | return call_int_hook(socket_connect, 0, sock, address, addrlen); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1284 | } |
| 1285 | |
| 1286 | int security_socket_listen(struct socket *sock, int backlog) |
| 1287 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1288 | return call_int_hook(socket_listen, 0, sock, backlog); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1289 | } |
| 1290 | |
| 1291 | int security_socket_accept(struct socket *sock, struct socket *newsock) |
| 1292 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1293 | return call_int_hook(socket_accept, 0, sock, newsock); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1294 | } |
| 1295 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1296 | int security_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size) |
| 1297 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1298 | return call_int_hook(socket_sendmsg, 0, sock, msg, size); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1299 | } |
| 1300 | |
| 1301 | int security_socket_recvmsg(struct socket *sock, struct msghdr *msg, |
| 1302 | int size, int flags) |
| 1303 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1304 | return call_int_hook(socket_recvmsg, 0, sock, msg, size, flags); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1305 | } |
| 1306 | |
| 1307 | int security_socket_getsockname(struct socket *sock) |
| 1308 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1309 | return call_int_hook(socket_getsockname, 0, sock); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1310 | } |
| 1311 | |
| 1312 | int security_socket_getpeername(struct socket *sock) |
| 1313 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1314 | return call_int_hook(socket_getpeername, 0, sock); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1315 | } |
| 1316 | |
| 1317 | int security_socket_getsockopt(struct socket *sock, int level, int optname) |
| 1318 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1319 | return call_int_hook(socket_getsockopt, 0, sock, level, optname); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1320 | } |
| 1321 | |
| 1322 | int security_socket_setsockopt(struct socket *sock, int level, int optname) |
| 1323 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1324 | return call_int_hook(socket_setsockopt, 0, sock, level, optname); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1325 | } |
| 1326 | |
| 1327 | int security_socket_shutdown(struct socket *sock, int how) |
| 1328 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1329 | return call_int_hook(socket_shutdown, 0, sock, how); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1330 | } |
| 1331 | |
| 1332 | int security_sock_rcv_skb(struct sock *sk, struct sk_buff *skb) |
| 1333 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1334 | return call_int_hook(socket_sock_rcv_skb, 0, sk, skb); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1335 | } |
| 1336 | EXPORT_SYMBOL(security_sock_rcv_skb); |
| 1337 | |
| 1338 | int security_socket_getpeersec_stream(struct socket *sock, char __user *optval, |
| 1339 | int __user *optlen, unsigned len) |
| 1340 | { |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1341 | return call_int_hook(socket_getpeersec_stream, -ENOPROTOOPT, sock, |
| 1342 | optval, optlen, len); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1343 | } |
| 1344 | |
| 1345 | int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid) |
| 1346 | { |
Jan Beulich | e308fd3 | 2015-08-24 06:22:25 -0600 | [diff] [blame] | 1347 | return call_int_hook(socket_getpeersec_dgram, -ENOPROTOOPT, sock, |
| 1348 | skb, secid); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1349 | } |
| 1350 | EXPORT_SYMBOL(security_socket_getpeersec_dgram); |
| 1351 | |
| 1352 | int security_sk_alloc(struct sock *sk, int family, gfp_t priority) |
| 1353 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1354 | return call_int_hook(sk_alloc_security, 0, sk, family, priority); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1355 | } |
| 1356 | |
| 1357 | void security_sk_free(struct sock *sk) |
| 1358 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1359 | call_void_hook(sk_free_security, sk); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1360 | } |
| 1361 | |
| 1362 | void security_sk_clone(const struct sock *sk, struct sock *newsk) |
| 1363 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1364 | call_void_hook(sk_clone_security, sk, newsk); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1365 | } |
Paul Moore | 6230c9b | 2011-10-07 09:40:59 +0000 | [diff] [blame] | 1366 | EXPORT_SYMBOL(security_sk_clone); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1367 | |
| 1368 | void security_sk_classify_flow(struct sock *sk, struct flowi *fl) |
| 1369 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1370 | call_void_hook(sk_getsecid, sk, &fl->flowi_secid); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1371 | } |
| 1372 | EXPORT_SYMBOL(security_sk_classify_flow); |
| 1373 | |
| 1374 | void security_req_classify_flow(const struct request_sock *req, struct flowi *fl) |
| 1375 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1376 | call_void_hook(req_classify_flow, req, fl); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1377 | } |
| 1378 | EXPORT_SYMBOL(security_req_classify_flow); |
| 1379 | |
| 1380 | void security_sock_graft(struct sock *sk, struct socket *parent) |
| 1381 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1382 | call_void_hook(sock_graft, sk, parent); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1383 | } |
| 1384 | EXPORT_SYMBOL(security_sock_graft); |
| 1385 | |
| 1386 | int security_inet_conn_request(struct sock *sk, |
| 1387 | struct sk_buff *skb, struct request_sock *req) |
| 1388 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1389 | return call_int_hook(inet_conn_request, 0, sk, skb, req); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1390 | } |
| 1391 | EXPORT_SYMBOL(security_inet_conn_request); |
| 1392 | |
| 1393 | void security_inet_csk_clone(struct sock *newsk, |
| 1394 | const struct request_sock *req) |
| 1395 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1396 | call_void_hook(inet_csk_clone, newsk, req); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1397 | } |
| 1398 | |
| 1399 | void security_inet_conn_established(struct sock *sk, |
| 1400 | struct sk_buff *skb) |
| 1401 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1402 | call_void_hook(inet_conn_established, sk, skb); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1403 | } |
| 1404 | |
Eric Paris | 2606fd1 | 2010-10-13 16:24:41 -0400 | [diff] [blame] | 1405 | int security_secmark_relabel_packet(u32 secid) |
| 1406 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1407 | return call_int_hook(secmark_relabel_packet, 0, secid); |
Eric Paris | 2606fd1 | 2010-10-13 16:24:41 -0400 | [diff] [blame] | 1408 | } |
| 1409 | EXPORT_SYMBOL(security_secmark_relabel_packet); |
| 1410 | |
| 1411 | void security_secmark_refcount_inc(void) |
| 1412 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1413 | call_void_hook(secmark_refcount_inc); |
Eric Paris | 2606fd1 | 2010-10-13 16:24:41 -0400 | [diff] [blame] | 1414 | } |
| 1415 | EXPORT_SYMBOL(security_secmark_refcount_inc); |
| 1416 | |
| 1417 | void security_secmark_refcount_dec(void) |
| 1418 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1419 | call_void_hook(secmark_refcount_dec); |
Eric Paris | 2606fd1 | 2010-10-13 16:24:41 -0400 | [diff] [blame] | 1420 | } |
| 1421 | EXPORT_SYMBOL(security_secmark_refcount_dec); |
| 1422 | |
Paul Moore | 5dbbaf2 | 2013-01-14 07:12:19 +0000 | [diff] [blame] | 1423 | int security_tun_dev_alloc_security(void **security) |
| 1424 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1425 | return call_int_hook(tun_dev_alloc_security, 0, security); |
Paul Moore | 5dbbaf2 | 2013-01-14 07:12:19 +0000 | [diff] [blame] | 1426 | } |
| 1427 | EXPORT_SYMBOL(security_tun_dev_alloc_security); |
| 1428 | |
| 1429 | void security_tun_dev_free_security(void *security) |
| 1430 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1431 | call_void_hook(tun_dev_free_security, security); |
Paul Moore | 5dbbaf2 | 2013-01-14 07:12:19 +0000 | [diff] [blame] | 1432 | } |
| 1433 | EXPORT_SYMBOL(security_tun_dev_free_security); |
| 1434 | |
Paul Moore | 2b980db | 2009-08-28 18:12:43 -0400 | [diff] [blame] | 1435 | int security_tun_dev_create(void) |
| 1436 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1437 | return call_int_hook(tun_dev_create, 0); |
Paul Moore | 2b980db | 2009-08-28 18:12:43 -0400 | [diff] [blame] | 1438 | } |
| 1439 | EXPORT_SYMBOL(security_tun_dev_create); |
| 1440 | |
Paul Moore | 5dbbaf2 | 2013-01-14 07:12:19 +0000 | [diff] [blame] | 1441 | int security_tun_dev_attach_queue(void *security) |
Paul Moore | 2b980db | 2009-08-28 18:12:43 -0400 | [diff] [blame] | 1442 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1443 | return call_int_hook(tun_dev_attach_queue, 0, security); |
Paul Moore | 2b980db | 2009-08-28 18:12:43 -0400 | [diff] [blame] | 1444 | } |
Paul Moore | 5dbbaf2 | 2013-01-14 07:12:19 +0000 | [diff] [blame] | 1445 | EXPORT_SYMBOL(security_tun_dev_attach_queue); |
Paul Moore | 2b980db | 2009-08-28 18:12:43 -0400 | [diff] [blame] | 1446 | |
Paul Moore | 5dbbaf2 | 2013-01-14 07:12:19 +0000 | [diff] [blame] | 1447 | int security_tun_dev_attach(struct sock *sk, void *security) |
Paul Moore | 2b980db | 2009-08-28 18:12:43 -0400 | [diff] [blame] | 1448 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1449 | return call_int_hook(tun_dev_attach, 0, sk, security); |
Paul Moore | 2b980db | 2009-08-28 18:12:43 -0400 | [diff] [blame] | 1450 | } |
| 1451 | EXPORT_SYMBOL(security_tun_dev_attach); |
| 1452 | |
Paul Moore | 5dbbaf2 | 2013-01-14 07:12:19 +0000 | [diff] [blame] | 1453 | int security_tun_dev_open(void *security) |
| 1454 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1455 | return call_int_hook(tun_dev_open, 0, security); |
Paul Moore | 5dbbaf2 | 2013-01-14 07:12:19 +0000 | [diff] [blame] | 1456 | } |
| 1457 | EXPORT_SYMBOL(security_tun_dev_open); |
| 1458 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1459 | #endif /* CONFIG_SECURITY_NETWORK */ |
| 1460 | |
| 1461 | #ifdef CONFIG_SECURITY_NETWORK_XFRM |
| 1462 | |
Nikolay Aleksandrov | 52a4c64 | 2014-03-07 12:44:19 +0100 | [diff] [blame] | 1463 | int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp, |
| 1464 | struct xfrm_user_sec_ctx *sec_ctx, |
| 1465 | gfp_t gfp) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1466 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1467 | return call_int_hook(xfrm_policy_alloc_security, 0, ctxp, sec_ctx, gfp); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1468 | } |
| 1469 | EXPORT_SYMBOL(security_xfrm_policy_alloc); |
| 1470 | |
Paul Moore | 03e1ad7 | 2008-04-12 19:07:52 -0700 | [diff] [blame] | 1471 | int security_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx, |
| 1472 | struct xfrm_sec_ctx **new_ctxp) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1473 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1474 | return call_int_hook(xfrm_policy_clone_security, 0, old_ctx, new_ctxp); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1475 | } |
| 1476 | |
Paul Moore | 03e1ad7 | 2008-04-12 19:07:52 -0700 | [diff] [blame] | 1477 | void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1478 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1479 | call_void_hook(xfrm_policy_free_security, ctx); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1480 | } |
| 1481 | EXPORT_SYMBOL(security_xfrm_policy_free); |
| 1482 | |
Paul Moore | 03e1ad7 | 2008-04-12 19:07:52 -0700 | [diff] [blame] | 1483 | int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1484 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1485 | return call_int_hook(xfrm_policy_delete_security, 0, ctx); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1486 | } |
| 1487 | |
Paul Moore | 2e5aa86 | 2013-07-23 17:38:38 -0400 | [diff] [blame] | 1488 | int security_xfrm_state_alloc(struct xfrm_state *x, |
| 1489 | struct xfrm_user_sec_ctx *sec_ctx) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1490 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1491 | return call_int_hook(xfrm_state_alloc, 0, x, sec_ctx); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1492 | } |
| 1493 | EXPORT_SYMBOL(security_xfrm_state_alloc); |
| 1494 | |
| 1495 | int security_xfrm_state_alloc_acquire(struct xfrm_state *x, |
| 1496 | struct xfrm_sec_ctx *polsec, u32 secid) |
| 1497 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1498 | return call_int_hook(xfrm_state_alloc_acquire, 0, x, polsec, secid); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1499 | } |
| 1500 | |
| 1501 | int security_xfrm_state_delete(struct xfrm_state *x) |
| 1502 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1503 | return call_int_hook(xfrm_state_delete_security, 0, x); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1504 | } |
| 1505 | EXPORT_SYMBOL(security_xfrm_state_delete); |
| 1506 | |
| 1507 | void security_xfrm_state_free(struct xfrm_state *x) |
| 1508 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1509 | call_void_hook(xfrm_state_free_security, x); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1510 | } |
| 1511 | |
Paul Moore | 03e1ad7 | 2008-04-12 19:07:52 -0700 | [diff] [blame] | 1512 | int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1513 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1514 | return call_int_hook(xfrm_policy_lookup, 0, ctx, fl_secid, dir); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1515 | } |
| 1516 | |
| 1517 | int security_xfrm_state_pol_flow_match(struct xfrm_state *x, |
David S. Miller | e33f770 | 2011-02-22 18:13:15 -0800 | [diff] [blame] | 1518 | struct xfrm_policy *xp, |
| 1519 | const struct flowi *fl) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1520 | { |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1521 | struct security_hook_list *hp; |
| 1522 | int rc = 1; |
| 1523 | |
| 1524 | /* |
| 1525 | * Since this function is expected to return 0 or 1, the judgment |
| 1526 | * becomes difficult if multiple LSMs supply this call. Fortunately, |
| 1527 | * we can use the first LSM's judgment because currently only SELinux |
| 1528 | * supplies this call. |
| 1529 | * |
| 1530 | * For speed optimization, we explicitly break the loop rather than |
| 1531 | * using the macro |
| 1532 | */ |
| 1533 | list_for_each_entry(hp, &security_hook_heads.xfrm_state_pol_flow_match, |
| 1534 | list) { |
| 1535 | rc = hp->hook.xfrm_state_pol_flow_match(x, xp, fl); |
| 1536 | break; |
| 1537 | } |
| 1538 | return rc; |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1539 | } |
| 1540 | |
| 1541 | int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid) |
| 1542 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1543 | return call_int_hook(xfrm_decode_session, 0, skb, secid, 1); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1544 | } |
| 1545 | |
| 1546 | void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl) |
| 1547 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1548 | int rc = call_int_hook(xfrm_decode_session, 0, skb, &fl->flowi_secid, |
| 1549 | 0); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1550 | |
| 1551 | BUG_ON(rc); |
| 1552 | } |
| 1553 | EXPORT_SYMBOL(security_skb_classify_flow); |
| 1554 | |
| 1555 | #endif /* CONFIG_SECURITY_NETWORK_XFRM */ |
| 1556 | |
| 1557 | #ifdef CONFIG_KEYS |
| 1558 | |
David Howells | d84f4f9 | 2008-11-14 10:39:23 +1100 | [diff] [blame] | 1559 | int security_key_alloc(struct key *key, const struct cred *cred, |
| 1560 | unsigned long flags) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1561 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1562 | return call_int_hook(key_alloc, 0, key, cred, flags); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1563 | } |
| 1564 | |
| 1565 | void security_key_free(struct key *key) |
| 1566 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1567 | call_void_hook(key_free, key); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1568 | } |
| 1569 | |
| 1570 | int security_key_permission(key_ref_t key_ref, |
David Howells | f589594 | 2014-03-14 17:44:49 +0000 | [diff] [blame] | 1571 | const struct cred *cred, unsigned perm) |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1572 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1573 | return call_int_hook(key_permission, 0, key_ref, cred, perm); |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1574 | } |
| 1575 | |
David Howells | 70a5bb7 | 2008-04-29 01:01:26 -0700 | [diff] [blame] | 1576 | int security_key_getsecurity(struct key *key, char **_buffer) |
| 1577 | { |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1578 | *_buffer = NULL; |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1579 | return call_int_hook(key_getsecurity, 0, key, _buffer); |
David Howells | 70a5bb7 | 2008-04-29 01:01:26 -0700 | [diff] [blame] | 1580 | } |
| 1581 | |
James Morris | 20510f2 | 2007-10-16 23:31:32 -0700 | [diff] [blame] | 1582 | #endif /* CONFIG_KEYS */ |
Ahmed S. Darwish | 03d37d2 | 2008-03-01 22:00:05 +0200 | [diff] [blame] | 1583 | |
| 1584 | #ifdef CONFIG_AUDIT |
| 1585 | |
| 1586 | int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule) |
| 1587 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1588 | return call_int_hook(audit_rule_init, 0, field, op, rulestr, lsmrule); |
Ahmed S. Darwish | 03d37d2 | 2008-03-01 22:00:05 +0200 | [diff] [blame] | 1589 | } |
| 1590 | |
| 1591 | int security_audit_rule_known(struct audit_krule *krule) |
| 1592 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1593 | return call_int_hook(audit_rule_known, 0, krule); |
Ahmed S. Darwish | 03d37d2 | 2008-03-01 22:00:05 +0200 | [diff] [blame] | 1594 | } |
| 1595 | |
| 1596 | void security_audit_rule_free(void *lsmrule) |
| 1597 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1598 | call_void_hook(audit_rule_free, lsmrule); |
Ahmed S. Darwish | 03d37d2 | 2008-03-01 22:00:05 +0200 | [diff] [blame] | 1599 | } |
| 1600 | |
| 1601 | int security_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule, |
| 1602 | struct audit_context *actx) |
| 1603 | { |
Casey Schaufler | f25fce3 | 2015-05-02 15:11:29 -0700 | [diff] [blame] | 1604 | return call_int_hook(audit_rule_match, 0, secid, field, op, lsmrule, |
| 1605 | actx); |
Ahmed S. Darwish | 03d37d2 | 2008-03-01 22:00:05 +0200 | [diff] [blame] | 1606 | } |
Ahmed S. Darwish | 03d37d2 | 2008-03-01 22:00:05 +0200 | [diff] [blame] | 1607 | #endif /* CONFIG_AUDIT */ |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1608 | |
Chenbo Feng | f3ad376 | 2017-10-18 13:00:24 -0700 | [diff] [blame] | 1609 | #ifdef CONFIG_BPF_SYSCALL |
| 1610 | int security_bpf(int cmd, union bpf_attr *attr, unsigned int size) |
| 1611 | { |
| 1612 | return call_int_hook(bpf, 0, cmd, attr, size); |
| 1613 | } |
| 1614 | int security_bpf_map(struct bpf_map *map, fmode_t fmode) |
| 1615 | { |
| 1616 | return call_int_hook(bpf_map, 0, map, fmode); |
| 1617 | } |
| 1618 | int security_bpf_prog(struct bpf_prog *prog) |
| 1619 | { |
| 1620 | return call_int_hook(bpf_prog, 0, prog); |
| 1621 | } |
| 1622 | int security_bpf_map_alloc(struct bpf_map *map) |
| 1623 | { |
| 1624 | return call_int_hook(bpf_map_alloc_security, 0, map); |
| 1625 | } |
| 1626 | int security_bpf_prog_alloc(struct bpf_prog_aux *aux) |
| 1627 | { |
| 1628 | return call_int_hook(bpf_prog_alloc_security, 0, aux); |
| 1629 | } |
| 1630 | void security_bpf_map_free(struct bpf_map *map) |
| 1631 | { |
| 1632 | call_void_hook(bpf_map_free_security, map); |
| 1633 | } |
| 1634 | void security_bpf_prog_free(struct bpf_prog_aux *aux) |
| 1635 | { |
| 1636 | call_void_hook(bpf_prog_free_security, aux); |
| 1637 | } |
| 1638 | #endif /* CONFIG_BPF_SYSCALL */ |
| 1639 | |
James Morris | caefc01 | 2017-02-15 00:18:51 +1100 | [diff] [blame] | 1640 | struct security_hook_heads security_hook_heads __lsm_ro_after_init = { |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1641 | .binder_set_context_mgr = |
| 1642 | LIST_HEAD_INIT(security_hook_heads.binder_set_context_mgr), |
| 1643 | .binder_transaction = |
| 1644 | LIST_HEAD_INIT(security_hook_heads.binder_transaction), |
| 1645 | .binder_transfer_binder = |
| 1646 | LIST_HEAD_INIT(security_hook_heads.binder_transfer_binder), |
| 1647 | .binder_transfer_file = |
| 1648 | LIST_HEAD_INIT(security_hook_heads.binder_transfer_file), |
| 1649 | |
| 1650 | .ptrace_access_check = |
| 1651 | LIST_HEAD_INIT(security_hook_heads.ptrace_access_check), |
| 1652 | .ptrace_traceme = |
| 1653 | LIST_HEAD_INIT(security_hook_heads.ptrace_traceme), |
| 1654 | .capget = LIST_HEAD_INIT(security_hook_heads.capget), |
| 1655 | .capset = LIST_HEAD_INIT(security_hook_heads.capset), |
| 1656 | .capable = LIST_HEAD_INIT(security_hook_heads.capable), |
| 1657 | .quotactl = LIST_HEAD_INIT(security_hook_heads.quotactl), |
| 1658 | .quota_on = LIST_HEAD_INIT(security_hook_heads.quota_on), |
| 1659 | .syslog = LIST_HEAD_INIT(security_hook_heads.syslog), |
| 1660 | .settime = LIST_HEAD_INIT(security_hook_heads.settime), |
| 1661 | .vm_enough_memory = |
| 1662 | LIST_HEAD_INIT(security_hook_heads.vm_enough_memory), |
| 1663 | .bprm_set_creds = |
| 1664 | LIST_HEAD_INIT(security_hook_heads.bprm_set_creds), |
| 1665 | .bprm_check_security = |
| 1666 | LIST_HEAD_INIT(security_hook_heads.bprm_check_security), |
| 1667 | .bprm_secureexec = |
| 1668 | LIST_HEAD_INIT(security_hook_heads.bprm_secureexec), |
| 1669 | .bprm_committing_creds = |
| 1670 | LIST_HEAD_INIT(security_hook_heads.bprm_committing_creds), |
| 1671 | .bprm_committed_creds = |
| 1672 | LIST_HEAD_INIT(security_hook_heads.bprm_committed_creds), |
| 1673 | .sb_alloc_security = |
| 1674 | LIST_HEAD_INIT(security_hook_heads.sb_alloc_security), |
| 1675 | .sb_free_security = |
| 1676 | LIST_HEAD_INIT(security_hook_heads.sb_free_security), |
| 1677 | .sb_copy_data = LIST_HEAD_INIT(security_hook_heads.sb_copy_data), |
| 1678 | .sb_remount = LIST_HEAD_INIT(security_hook_heads.sb_remount), |
| 1679 | .sb_kern_mount = |
| 1680 | LIST_HEAD_INIT(security_hook_heads.sb_kern_mount), |
| 1681 | .sb_show_options = |
| 1682 | LIST_HEAD_INIT(security_hook_heads.sb_show_options), |
| 1683 | .sb_statfs = LIST_HEAD_INIT(security_hook_heads.sb_statfs), |
| 1684 | .sb_mount = LIST_HEAD_INIT(security_hook_heads.sb_mount), |
| 1685 | .sb_umount = LIST_HEAD_INIT(security_hook_heads.sb_umount), |
| 1686 | .sb_pivotroot = LIST_HEAD_INIT(security_hook_heads.sb_pivotroot), |
| 1687 | .sb_set_mnt_opts = |
| 1688 | LIST_HEAD_INIT(security_hook_heads.sb_set_mnt_opts), |
| 1689 | .sb_clone_mnt_opts = |
| 1690 | LIST_HEAD_INIT(security_hook_heads.sb_clone_mnt_opts), |
| 1691 | .sb_parse_opts_str = |
| 1692 | LIST_HEAD_INIT(security_hook_heads.sb_parse_opts_str), |
| 1693 | .dentry_init_security = |
| 1694 | LIST_HEAD_INIT(security_hook_heads.dentry_init_security), |
Vivek Goyal | 2602625 | 2016-07-13 10:44:52 -0400 | [diff] [blame] | 1695 | .dentry_create_files_as = |
| 1696 | LIST_HEAD_INIT(security_hook_heads.dentry_create_files_as), |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1697 | #ifdef CONFIG_SECURITY_PATH |
| 1698 | .path_unlink = LIST_HEAD_INIT(security_hook_heads.path_unlink), |
| 1699 | .path_mkdir = LIST_HEAD_INIT(security_hook_heads.path_mkdir), |
| 1700 | .path_rmdir = LIST_HEAD_INIT(security_hook_heads.path_rmdir), |
| 1701 | .path_mknod = LIST_HEAD_INIT(security_hook_heads.path_mknod), |
| 1702 | .path_truncate = |
| 1703 | LIST_HEAD_INIT(security_hook_heads.path_truncate), |
| 1704 | .path_symlink = LIST_HEAD_INIT(security_hook_heads.path_symlink), |
| 1705 | .path_link = LIST_HEAD_INIT(security_hook_heads.path_link), |
| 1706 | .path_rename = LIST_HEAD_INIT(security_hook_heads.path_rename), |
| 1707 | .path_chmod = LIST_HEAD_INIT(security_hook_heads.path_chmod), |
| 1708 | .path_chown = LIST_HEAD_INIT(security_hook_heads.path_chown), |
| 1709 | .path_chroot = LIST_HEAD_INIT(security_hook_heads.path_chroot), |
| 1710 | #endif |
| 1711 | .inode_alloc_security = |
| 1712 | LIST_HEAD_INIT(security_hook_heads.inode_alloc_security), |
| 1713 | .inode_free_security = |
| 1714 | LIST_HEAD_INIT(security_hook_heads.inode_free_security), |
| 1715 | .inode_init_security = |
| 1716 | LIST_HEAD_INIT(security_hook_heads.inode_init_security), |
| 1717 | .inode_create = LIST_HEAD_INIT(security_hook_heads.inode_create), |
Neeraj Soni | c692cb9 | 2018-04-18 17:20:22 +0530 | [diff] [blame] | 1718 | .inode_post_create = |
| 1719 | LIST_HEAD_INIT(security_hook_heads.inode_post_create), |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1720 | .inode_link = LIST_HEAD_INIT(security_hook_heads.inode_link), |
| 1721 | .inode_unlink = LIST_HEAD_INIT(security_hook_heads.inode_unlink), |
| 1722 | .inode_symlink = |
| 1723 | LIST_HEAD_INIT(security_hook_heads.inode_symlink), |
| 1724 | .inode_mkdir = LIST_HEAD_INIT(security_hook_heads.inode_mkdir), |
| 1725 | .inode_rmdir = LIST_HEAD_INIT(security_hook_heads.inode_rmdir), |
| 1726 | .inode_mknod = LIST_HEAD_INIT(security_hook_heads.inode_mknod), |
| 1727 | .inode_rename = LIST_HEAD_INIT(security_hook_heads.inode_rename), |
| 1728 | .inode_readlink = |
| 1729 | LIST_HEAD_INIT(security_hook_heads.inode_readlink), |
| 1730 | .inode_follow_link = |
| 1731 | LIST_HEAD_INIT(security_hook_heads.inode_follow_link), |
| 1732 | .inode_permission = |
| 1733 | LIST_HEAD_INIT(security_hook_heads.inode_permission), |
| 1734 | .inode_setattr = |
| 1735 | LIST_HEAD_INIT(security_hook_heads.inode_setattr), |
| 1736 | .inode_getattr = |
| 1737 | LIST_HEAD_INIT(security_hook_heads.inode_getattr), |
| 1738 | .inode_setxattr = |
| 1739 | LIST_HEAD_INIT(security_hook_heads.inode_setxattr), |
| 1740 | .inode_post_setxattr = |
| 1741 | LIST_HEAD_INIT(security_hook_heads.inode_post_setxattr), |
| 1742 | .inode_getxattr = |
| 1743 | LIST_HEAD_INIT(security_hook_heads.inode_getxattr), |
| 1744 | .inode_listxattr = |
| 1745 | LIST_HEAD_INIT(security_hook_heads.inode_listxattr), |
| 1746 | .inode_removexattr = |
| 1747 | LIST_HEAD_INIT(security_hook_heads.inode_removexattr), |
| 1748 | .inode_need_killpriv = |
| 1749 | LIST_HEAD_INIT(security_hook_heads.inode_need_killpriv), |
| 1750 | .inode_killpriv = |
| 1751 | LIST_HEAD_INIT(security_hook_heads.inode_killpriv), |
| 1752 | .inode_getsecurity = |
| 1753 | LIST_HEAD_INIT(security_hook_heads.inode_getsecurity), |
| 1754 | .inode_setsecurity = |
| 1755 | LIST_HEAD_INIT(security_hook_heads.inode_setsecurity), |
| 1756 | .inode_listsecurity = |
| 1757 | LIST_HEAD_INIT(security_hook_heads.inode_listsecurity), |
| 1758 | .inode_getsecid = |
| 1759 | LIST_HEAD_INIT(security_hook_heads.inode_getsecid), |
Vivek Goyal | d8ad8b4 | 2016-07-13 11:13:56 -0400 | [diff] [blame] | 1760 | .inode_copy_up = |
| 1761 | LIST_HEAD_INIT(security_hook_heads.inode_copy_up), |
Vivek Goyal | 121ab82 | 2016-07-13 10:44:49 -0400 | [diff] [blame] | 1762 | .inode_copy_up_xattr = |
| 1763 | LIST_HEAD_INIT(security_hook_heads.inode_copy_up_xattr), |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1764 | .file_permission = |
| 1765 | LIST_HEAD_INIT(security_hook_heads.file_permission), |
| 1766 | .file_alloc_security = |
| 1767 | LIST_HEAD_INIT(security_hook_heads.file_alloc_security), |
| 1768 | .file_free_security = |
| 1769 | LIST_HEAD_INIT(security_hook_heads.file_free_security), |
| 1770 | .file_ioctl = LIST_HEAD_INIT(security_hook_heads.file_ioctl), |
| 1771 | .mmap_addr = LIST_HEAD_INIT(security_hook_heads.mmap_addr), |
| 1772 | .mmap_file = LIST_HEAD_INIT(security_hook_heads.mmap_file), |
| 1773 | .file_mprotect = |
| 1774 | LIST_HEAD_INIT(security_hook_heads.file_mprotect), |
| 1775 | .file_lock = LIST_HEAD_INIT(security_hook_heads.file_lock), |
| 1776 | .file_fcntl = LIST_HEAD_INIT(security_hook_heads.file_fcntl), |
| 1777 | .file_set_fowner = |
| 1778 | LIST_HEAD_INIT(security_hook_heads.file_set_fowner), |
| 1779 | .file_send_sigiotask = |
| 1780 | LIST_HEAD_INIT(security_hook_heads.file_send_sigiotask), |
| 1781 | .file_receive = LIST_HEAD_INIT(security_hook_heads.file_receive), |
| 1782 | .file_open = LIST_HEAD_INIT(security_hook_heads.file_open), |
| 1783 | .task_create = LIST_HEAD_INIT(security_hook_heads.task_create), |
| 1784 | .task_free = LIST_HEAD_INIT(security_hook_heads.task_free), |
| 1785 | .cred_alloc_blank = |
| 1786 | LIST_HEAD_INIT(security_hook_heads.cred_alloc_blank), |
| 1787 | .cred_free = LIST_HEAD_INIT(security_hook_heads.cred_free), |
| 1788 | .cred_prepare = LIST_HEAD_INIT(security_hook_heads.cred_prepare), |
| 1789 | .cred_transfer = |
| 1790 | LIST_HEAD_INIT(security_hook_heads.cred_transfer), |
| 1791 | .kernel_act_as = |
| 1792 | LIST_HEAD_INIT(security_hook_heads.kernel_act_as), |
| 1793 | .kernel_create_files_as = |
| 1794 | LIST_HEAD_INIT(security_hook_heads.kernel_create_files_as), |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1795 | .kernel_module_request = |
| 1796 | LIST_HEAD_INIT(security_hook_heads.kernel_module_request), |
Mimi Zohar | 39eeb4f | 2016-01-30 22:23:26 -0500 | [diff] [blame] | 1797 | .kernel_read_file = |
| 1798 | LIST_HEAD_INIT(security_hook_heads.kernel_read_file), |
Mimi Zohar | b44a7df | 2015-12-28 16:02:29 -0500 | [diff] [blame] | 1799 | .kernel_post_read_file = |
| 1800 | LIST_HEAD_INIT(security_hook_heads.kernel_post_read_file), |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1801 | .task_fix_setuid = |
| 1802 | LIST_HEAD_INIT(security_hook_heads.task_fix_setuid), |
| 1803 | .task_setpgid = LIST_HEAD_INIT(security_hook_heads.task_setpgid), |
| 1804 | .task_getpgid = LIST_HEAD_INIT(security_hook_heads.task_getpgid), |
| 1805 | .task_getsid = LIST_HEAD_INIT(security_hook_heads.task_getsid), |
| 1806 | .task_getsecid = |
| 1807 | LIST_HEAD_INIT(security_hook_heads.task_getsecid), |
| 1808 | .task_setnice = LIST_HEAD_INIT(security_hook_heads.task_setnice), |
| 1809 | .task_setioprio = |
| 1810 | LIST_HEAD_INIT(security_hook_heads.task_setioprio), |
| 1811 | .task_getioprio = |
| 1812 | LIST_HEAD_INIT(security_hook_heads.task_getioprio), |
| 1813 | .task_setrlimit = |
| 1814 | LIST_HEAD_INIT(security_hook_heads.task_setrlimit), |
| 1815 | .task_setscheduler = |
| 1816 | LIST_HEAD_INIT(security_hook_heads.task_setscheduler), |
| 1817 | .task_getscheduler = |
| 1818 | LIST_HEAD_INIT(security_hook_heads.task_getscheduler), |
| 1819 | .task_movememory = |
| 1820 | LIST_HEAD_INIT(security_hook_heads.task_movememory), |
| 1821 | .task_kill = LIST_HEAD_INIT(security_hook_heads.task_kill), |
| 1822 | .task_wait = LIST_HEAD_INIT(security_hook_heads.task_wait), |
| 1823 | .task_prctl = LIST_HEAD_INIT(security_hook_heads.task_prctl), |
| 1824 | .task_to_inode = |
| 1825 | LIST_HEAD_INIT(security_hook_heads.task_to_inode), |
| 1826 | .ipc_permission = |
| 1827 | LIST_HEAD_INIT(security_hook_heads.ipc_permission), |
| 1828 | .ipc_getsecid = LIST_HEAD_INIT(security_hook_heads.ipc_getsecid), |
| 1829 | .msg_msg_alloc_security = |
| 1830 | LIST_HEAD_INIT(security_hook_heads.msg_msg_alloc_security), |
| 1831 | .msg_msg_free_security = |
| 1832 | LIST_HEAD_INIT(security_hook_heads.msg_msg_free_security), |
| 1833 | .msg_queue_alloc_security = |
| 1834 | LIST_HEAD_INIT(security_hook_heads.msg_queue_alloc_security), |
| 1835 | .msg_queue_free_security = |
| 1836 | LIST_HEAD_INIT(security_hook_heads.msg_queue_free_security), |
| 1837 | .msg_queue_associate = |
| 1838 | LIST_HEAD_INIT(security_hook_heads.msg_queue_associate), |
| 1839 | .msg_queue_msgctl = |
| 1840 | LIST_HEAD_INIT(security_hook_heads.msg_queue_msgctl), |
| 1841 | .msg_queue_msgsnd = |
| 1842 | LIST_HEAD_INIT(security_hook_heads.msg_queue_msgsnd), |
| 1843 | .msg_queue_msgrcv = |
| 1844 | LIST_HEAD_INIT(security_hook_heads.msg_queue_msgrcv), |
| 1845 | .shm_alloc_security = |
| 1846 | LIST_HEAD_INIT(security_hook_heads.shm_alloc_security), |
| 1847 | .shm_free_security = |
| 1848 | LIST_HEAD_INIT(security_hook_heads.shm_free_security), |
| 1849 | .shm_associate = |
| 1850 | LIST_HEAD_INIT(security_hook_heads.shm_associate), |
| 1851 | .shm_shmctl = LIST_HEAD_INIT(security_hook_heads.shm_shmctl), |
| 1852 | .shm_shmat = LIST_HEAD_INIT(security_hook_heads.shm_shmat), |
| 1853 | .sem_alloc_security = |
| 1854 | LIST_HEAD_INIT(security_hook_heads.sem_alloc_security), |
| 1855 | .sem_free_security = |
| 1856 | LIST_HEAD_INIT(security_hook_heads.sem_free_security), |
| 1857 | .sem_associate = |
| 1858 | LIST_HEAD_INIT(security_hook_heads.sem_associate), |
| 1859 | .sem_semctl = LIST_HEAD_INIT(security_hook_heads.sem_semctl), |
| 1860 | .sem_semop = LIST_HEAD_INIT(security_hook_heads.sem_semop), |
| 1861 | .netlink_send = LIST_HEAD_INIT(security_hook_heads.netlink_send), |
| 1862 | .d_instantiate = |
| 1863 | LIST_HEAD_INIT(security_hook_heads.d_instantiate), |
| 1864 | .getprocattr = LIST_HEAD_INIT(security_hook_heads.getprocattr), |
| 1865 | .setprocattr = LIST_HEAD_INIT(security_hook_heads.setprocattr), |
| 1866 | .ismaclabel = LIST_HEAD_INIT(security_hook_heads.ismaclabel), |
| 1867 | .secid_to_secctx = |
| 1868 | LIST_HEAD_INIT(security_hook_heads.secid_to_secctx), |
| 1869 | .secctx_to_secid = |
| 1870 | LIST_HEAD_INIT(security_hook_heads.secctx_to_secid), |
| 1871 | .release_secctx = |
| 1872 | LIST_HEAD_INIT(security_hook_heads.release_secctx), |
Andreas Gruenbacher | 6f3be9f | 2015-12-24 11:09:40 -0500 | [diff] [blame] | 1873 | .inode_invalidate_secctx = |
| 1874 | LIST_HEAD_INIT(security_hook_heads.inode_invalidate_secctx), |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1875 | .inode_notifysecctx = |
| 1876 | LIST_HEAD_INIT(security_hook_heads.inode_notifysecctx), |
| 1877 | .inode_setsecctx = |
| 1878 | LIST_HEAD_INIT(security_hook_heads.inode_setsecctx), |
| 1879 | .inode_getsecctx = |
| 1880 | LIST_HEAD_INIT(security_hook_heads.inode_getsecctx), |
| 1881 | #ifdef CONFIG_SECURITY_NETWORK |
| 1882 | .unix_stream_connect = |
| 1883 | LIST_HEAD_INIT(security_hook_heads.unix_stream_connect), |
| 1884 | .unix_may_send = |
| 1885 | LIST_HEAD_INIT(security_hook_heads.unix_may_send), |
| 1886 | .socket_create = |
| 1887 | LIST_HEAD_INIT(security_hook_heads.socket_create), |
| 1888 | .socket_post_create = |
| 1889 | LIST_HEAD_INIT(security_hook_heads.socket_post_create), |
| 1890 | .socket_bind = LIST_HEAD_INIT(security_hook_heads.socket_bind), |
| 1891 | .socket_connect = |
| 1892 | LIST_HEAD_INIT(security_hook_heads.socket_connect), |
| 1893 | .socket_listen = |
| 1894 | LIST_HEAD_INIT(security_hook_heads.socket_listen), |
| 1895 | .socket_accept = |
| 1896 | LIST_HEAD_INIT(security_hook_heads.socket_accept), |
| 1897 | .socket_sendmsg = |
| 1898 | LIST_HEAD_INIT(security_hook_heads.socket_sendmsg), |
| 1899 | .socket_recvmsg = |
| 1900 | LIST_HEAD_INIT(security_hook_heads.socket_recvmsg), |
| 1901 | .socket_getsockname = |
| 1902 | LIST_HEAD_INIT(security_hook_heads.socket_getsockname), |
| 1903 | .socket_getpeername = |
| 1904 | LIST_HEAD_INIT(security_hook_heads.socket_getpeername), |
| 1905 | .socket_getsockopt = |
| 1906 | LIST_HEAD_INIT(security_hook_heads.socket_getsockopt), |
| 1907 | .socket_setsockopt = |
| 1908 | LIST_HEAD_INIT(security_hook_heads.socket_setsockopt), |
| 1909 | .socket_shutdown = |
| 1910 | LIST_HEAD_INIT(security_hook_heads.socket_shutdown), |
| 1911 | .socket_sock_rcv_skb = |
| 1912 | LIST_HEAD_INIT(security_hook_heads.socket_sock_rcv_skb), |
| 1913 | .socket_getpeersec_stream = |
| 1914 | LIST_HEAD_INIT(security_hook_heads.socket_getpeersec_stream), |
| 1915 | .socket_getpeersec_dgram = |
| 1916 | LIST_HEAD_INIT(security_hook_heads.socket_getpeersec_dgram), |
| 1917 | .sk_alloc_security = |
| 1918 | LIST_HEAD_INIT(security_hook_heads.sk_alloc_security), |
| 1919 | .sk_free_security = |
| 1920 | LIST_HEAD_INIT(security_hook_heads.sk_free_security), |
| 1921 | .sk_clone_security = |
| 1922 | LIST_HEAD_INIT(security_hook_heads.sk_clone_security), |
| 1923 | .sk_getsecid = LIST_HEAD_INIT(security_hook_heads.sk_getsecid), |
| 1924 | .sock_graft = LIST_HEAD_INIT(security_hook_heads.sock_graft), |
| 1925 | .inet_conn_request = |
| 1926 | LIST_HEAD_INIT(security_hook_heads.inet_conn_request), |
| 1927 | .inet_csk_clone = |
| 1928 | LIST_HEAD_INIT(security_hook_heads.inet_csk_clone), |
| 1929 | .inet_conn_established = |
| 1930 | LIST_HEAD_INIT(security_hook_heads.inet_conn_established), |
| 1931 | .secmark_relabel_packet = |
| 1932 | LIST_HEAD_INIT(security_hook_heads.secmark_relabel_packet), |
| 1933 | .secmark_refcount_inc = |
| 1934 | LIST_HEAD_INIT(security_hook_heads.secmark_refcount_inc), |
| 1935 | .secmark_refcount_dec = |
| 1936 | LIST_HEAD_INIT(security_hook_heads.secmark_refcount_dec), |
| 1937 | .req_classify_flow = |
| 1938 | LIST_HEAD_INIT(security_hook_heads.req_classify_flow), |
| 1939 | .tun_dev_alloc_security = |
| 1940 | LIST_HEAD_INIT(security_hook_heads.tun_dev_alloc_security), |
| 1941 | .tun_dev_free_security = |
| 1942 | LIST_HEAD_INIT(security_hook_heads.tun_dev_free_security), |
| 1943 | .tun_dev_create = |
| 1944 | LIST_HEAD_INIT(security_hook_heads.tun_dev_create), |
| 1945 | .tun_dev_attach_queue = |
| 1946 | LIST_HEAD_INIT(security_hook_heads.tun_dev_attach_queue), |
| 1947 | .tun_dev_attach = |
| 1948 | LIST_HEAD_INIT(security_hook_heads.tun_dev_attach), |
| 1949 | .tun_dev_open = LIST_HEAD_INIT(security_hook_heads.tun_dev_open), |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 1950 | #endif /* CONFIG_SECURITY_NETWORK */ |
| 1951 | #ifdef CONFIG_SECURITY_NETWORK_XFRM |
| 1952 | .xfrm_policy_alloc_security = |
| 1953 | LIST_HEAD_INIT(security_hook_heads.xfrm_policy_alloc_security), |
| 1954 | .xfrm_policy_clone_security = |
| 1955 | LIST_HEAD_INIT(security_hook_heads.xfrm_policy_clone_security), |
| 1956 | .xfrm_policy_free_security = |
| 1957 | LIST_HEAD_INIT(security_hook_heads.xfrm_policy_free_security), |
| 1958 | .xfrm_policy_delete_security = |
| 1959 | LIST_HEAD_INIT(security_hook_heads.xfrm_policy_delete_security), |
| 1960 | .xfrm_state_alloc = |
| 1961 | LIST_HEAD_INIT(security_hook_heads.xfrm_state_alloc), |
| 1962 | .xfrm_state_alloc_acquire = |
| 1963 | LIST_HEAD_INIT(security_hook_heads.xfrm_state_alloc_acquire), |
| 1964 | .xfrm_state_free_security = |
| 1965 | LIST_HEAD_INIT(security_hook_heads.xfrm_state_free_security), |
| 1966 | .xfrm_state_delete_security = |
| 1967 | LIST_HEAD_INIT(security_hook_heads.xfrm_state_delete_security), |
| 1968 | .xfrm_policy_lookup = |
| 1969 | LIST_HEAD_INIT(security_hook_heads.xfrm_policy_lookup), |
| 1970 | .xfrm_state_pol_flow_match = |
| 1971 | LIST_HEAD_INIT(security_hook_heads.xfrm_state_pol_flow_match), |
| 1972 | .xfrm_decode_session = |
| 1973 | LIST_HEAD_INIT(security_hook_heads.xfrm_decode_session), |
| 1974 | #endif /* CONFIG_SECURITY_NETWORK_XFRM */ |
| 1975 | #ifdef CONFIG_KEYS |
| 1976 | .key_alloc = LIST_HEAD_INIT(security_hook_heads.key_alloc), |
| 1977 | .key_free = LIST_HEAD_INIT(security_hook_heads.key_free), |
| 1978 | .key_permission = |
| 1979 | LIST_HEAD_INIT(security_hook_heads.key_permission), |
| 1980 | .key_getsecurity = |
| 1981 | LIST_HEAD_INIT(security_hook_heads.key_getsecurity), |
| 1982 | #endif /* CONFIG_KEYS */ |
| 1983 | #ifdef CONFIG_AUDIT |
| 1984 | .audit_rule_init = |
| 1985 | LIST_HEAD_INIT(security_hook_heads.audit_rule_init), |
| 1986 | .audit_rule_known = |
| 1987 | LIST_HEAD_INIT(security_hook_heads.audit_rule_known), |
| 1988 | .audit_rule_match = |
| 1989 | LIST_HEAD_INIT(security_hook_heads.audit_rule_match), |
| 1990 | .audit_rule_free = |
| 1991 | LIST_HEAD_INIT(security_hook_heads.audit_rule_free), |
| 1992 | #endif /* CONFIG_AUDIT */ |
Chenbo Feng | f3ad376 | 2017-10-18 13:00:24 -0700 | [diff] [blame] | 1993 | #ifdef CONFIG_BPF_SYSCALL |
| 1994 | .bpf = |
| 1995 | LIST_HEAD_INIT(security_hook_heads.bpf), |
| 1996 | .bpf_map = |
| 1997 | LIST_HEAD_INIT(security_hook_heads.bpf_map), |
| 1998 | .bpf_prog = |
| 1999 | LIST_HEAD_INIT(security_hook_heads.bpf_prog), |
| 2000 | .bpf_map_alloc_security = |
| 2001 | LIST_HEAD_INIT(security_hook_heads.bpf_map_alloc_security), |
| 2002 | .bpf_map_free_security = |
| 2003 | LIST_HEAD_INIT(security_hook_heads.bpf_map_free_security), |
| 2004 | .bpf_prog_alloc_security = |
| 2005 | LIST_HEAD_INIT(security_hook_heads.bpf_prog_alloc_security), |
| 2006 | .bpf_prog_free_security = |
| 2007 | LIST_HEAD_INIT(security_hook_heads.bpf_prog_free_security), |
| 2008 | #endif /* CONFIG_BPF_SYSCALL */ |
Casey Schaufler | b1d9e6b | 2015-05-02 15:11:42 -0700 | [diff] [blame] | 2009 | }; |