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security/security.c
63.8 KB
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// SPDX-License-Identifier: GPL-2.0-or-later |
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/* * Security plug functions * * Copyright (C) 2001 WireX Communications, Inc <chris@wirex.com> * Copyright (C) 2001-2002 Greg Kroah-Hartman <greg@kroah.com> * Copyright (C) 2001 Networks Associates Technology, Inc <ssmalley@nai.com> |
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* Copyright (C) 2016 Mellanox Technologies |
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*/ |
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#define pr_fmt(fmt) "LSM: " fmt |
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#include <linux/bpf.h> |
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#include <linux/capability.h> |
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#include <linux/dcache.h> |
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#include <linux/export.h> |
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#include <linux/init.h> #include <linux/kernel.h> |
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#include <linux/kernel_read_file.h> |
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#include <linux/lsm_hooks.h> |
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#include <linux/integrity.h> |
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#include <linux/ima.h> |
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#include <linux/evm.h> |
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#include <linux/fsnotify.h> |
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#include <linux/mman.h> #include <linux/mount.h> #include <linux/personality.h> |
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#include <linux/backing-dev.h> |
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#include <linux/string.h> |
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#include <linux/msg.h> |
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#include <net/flow.h> |
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|
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#define MAX_LSM_EVM_XATTR 2 |
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/* How many LSMs were built into the kernel? */ #define LSM_COUNT (__end_lsm_info - __start_lsm_info) |
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/* * These are descriptions of the reasons that can be passed to the * security_locked_down() LSM hook. Placing this array here allows * all security modules to use the same descriptions for auditing * purposes. */ const char *const lockdown_reasons[LOCKDOWN_CONFIDENTIALITY_MAX+1] = { [LOCKDOWN_NONE] = "none", [LOCKDOWN_MODULE_SIGNATURE] = "unsigned module loading", [LOCKDOWN_DEV_MEM] = "/dev/mem,kmem,port", [LOCKDOWN_EFI_TEST] = "/dev/efi_test access", [LOCKDOWN_KEXEC] = "kexec of unsigned images", [LOCKDOWN_HIBERNATION] = "hibernation", [LOCKDOWN_PCI_ACCESS] = "direct PCI access", [LOCKDOWN_IOPORT] = "raw io port access", [LOCKDOWN_MSR] = "raw MSR access", [LOCKDOWN_ACPI_TABLES] = "modifying ACPI tables", [LOCKDOWN_PCMCIA_CIS] = "direct PCMCIA CIS storage", [LOCKDOWN_TIOCSSERIAL] = "reconfiguration of serial port IO", [LOCKDOWN_MODULE_PARAMETERS] = "unsafe module parameters", [LOCKDOWN_MMIOTRACE] = "unsafe mmio", [LOCKDOWN_DEBUGFS] = "debugfs access", [LOCKDOWN_XMON_WR] = "xmon write access", [LOCKDOWN_INTEGRITY_MAX] = "integrity", [LOCKDOWN_KCORE] = "/proc/kcore access", [LOCKDOWN_KPROBES] = "use of kprobes", [LOCKDOWN_BPF_READ] = "use of bpf to read kernel RAM", [LOCKDOWN_PERF] = "unsafe use of perf", [LOCKDOWN_TRACEFS] = "use of tracefs", [LOCKDOWN_XMON_RW] = "xmon read and write access", [LOCKDOWN_CONFIDENTIALITY_MAX] = "confidentiality", }; |
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struct security_hook_heads security_hook_heads __lsm_ro_after_init; |
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static BLOCKING_NOTIFIER_HEAD(blocking_lsm_notifier_chain); |
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static struct kmem_cache *lsm_file_cache; |
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static struct kmem_cache *lsm_inode_cache; |
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char *lsm_names; |
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static struct lsm_blob_sizes blob_sizes __lsm_ro_after_init; |
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/* Boot-time LSM user choice */ |
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static __initdata const char *chosen_lsm_order; |
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static __initdata const char *chosen_major_lsm; |
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static __initconst const char * const builtin_lsm_order = CONFIG_LSM; |
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/* Ordered list of LSMs to initialize. */ static __initdata struct lsm_info **ordered_lsms; |
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static __initdata struct lsm_info *exclusive; |
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static __initdata bool debug; #define init_debug(...) \ do { \ if (debug) \ pr_info(__VA_ARGS__); \ } while (0) |
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static bool __init is_enabled(struct lsm_info *lsm) { |
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if (!lsm->enabled) return false; |
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return *lsm->enabled; |
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} /* Mark an LSM's enabled flag. */ static int lsm_enabled_true __initdata = 1; static int lsm_enabled_false __initdata = 0; static void __init set_enabled(struct lsm_info *lsm, bool enabled) { /* * When an LSM hasn't configured an enable variable, we can use * a hard-coded location for storing the default enabled state. */ if (!lsm->enabled) { if (enabled) lsm->enabled = &lsm_enabled_true; else lsm->enabled = &lsm_enabled_false; } else if (lsm->enabled == &lsm_enabled_true) { if (!enabled) lsm->enabled = &lsm_enabled_false; } else if (lsm->enabled == &lsm_enabled_false) { if (enabled) lsm->enabled = &lsm_enabled_true; } else { *lsm->enabled = enabled; } } |
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/* Is an LSM already listed in the ordered LSMs list? */ static bool __init exists_ordered_lsm(struct lsm_info *lsm) { struct lsm_info **check; for (check = ordered_lsms; *check; check++) if (*check == lsm) return true; return false; } /* Append an LSM to the list of ordered LSMs to initialize. */ static int last_lsm __initdata; static void __init append_ordered_lsm(struct lsm_info *lsm, const char *from) { /* Ignore duplicate selections. */ if (exists_ordered_lsm(lsm)) return; if (WARN(last_lsm == LSM_COUNT, "%s: out of LSM slots!? ", from)) return; |
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/* Enable this LSM, if it is not already set. */ if (!lsm->enabled) lsm->enabled = &lsm_enabled_true; |
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ordered_lsms[last_lsm++] = lsm; |
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|
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init_debug("%s ordering: %s (%sabled) ", from, lsm->name, is_enabled(lsm) ? "en" : "dis"); } |
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/* Is an LSM allowed to be initialized? */ static bool __init lsm_allowed(struct lsm_info *lsm) { /* Skip if the LSM is disabled. */ if (!is_enabled(lsm)) return false; |
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/* Not allowed if another exclusive LSM already initialized. */ if ((lsm->flags & LSM_FLAG_EXCLUSIVE) && exclusive) { init_debug("exclusive disabled: %s ", lsm->name); return false; } |
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return true; } |
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static void __init lsm_set_blob_size(int *need, int *lbs) { int offset; if (*need > 0) { offset = *lbs; *lbs += *need; *need = offset; } } static void __init lsm_set_blob_sizes(struct lsm_blob_sizes *needed) { if (!needed) return; lsm_set_blob_size(&needed->lbs_cred, &blob_sizes.lbs_cred); |
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lsm_set_blob_size(&needed->lbs_file, &blob_sizes.lbs_file); |
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/* * The inode blob gets an rcu_head in addition to * what the modules might need. */ if (needed->lbs_inode && blob_sizes.lbs_inode == 0) blob_sizes.lbs_inode = sizeof(struct rcu_head); lsm_set_blob_size(&needed->lbs_inode, &blob_sizes.lbs_inode); |
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lsm_set_blob_size(&needed->lbs_ipc, &blob_sizes.lbs_ipc); lsm_set_blob_size(&needed->lbs_msg_msg, &blob_sizes.lbs_msg_msg); |
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lsm_set_blob_size(&needed->lbs_task, &blob_sizes.lbs_task); |
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} |
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/* Prepare LSM for initialization. */ static void __init prepare_lsm(struct lsm_info *lsm) |
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{ int enabled = lsm_allowed(lsm); /* Record enablement (to handle any following exclusive LSMs). */ set_enabled(lsm, enabled); |
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/* If enabled, do pre-initialization work. */ |
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if (enabled) { |
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if ((lsm->flags & LSM_FLAG_EXCLUSIVE) && !exclusive) { exclusive = lsm; init_debug("exclusive chosen: %s ", lsm->name); } |
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lsm_set_blob_sizes(lsm->blobs); |
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} } /* Initialize a given LSM, if it is enabled. */ static void __init initialize_lsm(struct lsm_info *lsm) { if (is_enabled(lsm)) { int ret; |
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init_debug("initializing %s ", lsm->name); ret = lsm->init(); WARN(ret, "%s failed to initialize: %d ", lsm->name, ret); } } |
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/* Populate ordered LSMs list from comma-separated LSM name list. */ |
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static void __init ordered_lsm_parse(const char *order, const char *origin) |
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{ struct lsm_info *lsm; |
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char *sep, *name, *next; |
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/* LSM_ORDER_FIRST is always first. */ for (lsm = __start_lsm_info; lsm < __end_lsm_info; lsm++) { if (lsm->order == LSM_ORDER_FIRST) append_ordered_lsm(lsm, "first"); } |
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/* Process "security=", if given. */ |
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if (chosen_major_lsm) { struct lsm_info *major; /* * To match the original "security=" behavior, this * explicitly does NOT fallback to another Legacy Major * if the selected one was separately disabled: disable * all non-matching Legacy Major LSMs. */ for (major = __start_lsm_info; major < __end_lsm_info; major++) { if ((major->flags & LSM_FLAG_LEGACY_MAJOR) && strcmp(major->name, chosen_major_lsm) != 0) { set_enabled(major, false); init_debug("security=%s disabled: %s ", chosen_major_lsm, major->name); } } } |
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|
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sep = kstrdup(order, GFP_KERNEL); next = sep; /* Walk the list, looking for matching LSMs. */ while ((name = strsep(&next, ",")) != NULL) { bool found = false; for (lsm = __start_lsm_info; lsm < __end_lsm_info; lsm++) { |
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if (lsm->order == LSM_ORDER_MUTABLE && strcmp(lsm->name, name) == 0) { |
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append_ordered_lsm(lsm, origin); found = true; } } if (!found) init_debug("%s ignored: %s ", origin, name); |
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} |
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/* Process "security=", if given. */ if (chosen_major_lsm) { for (lsm = __start_lsm_info; lsm < __end_lsm_info; lsm++) { if (exists_ordered_lsm(lsm)) continue; if (strcmp(lsm->name, chosen_major_lsm) == 0) append_ordered_lsm(lsm, "security="); } } /* Disable all LSMs not in the ordered list. */ for (lsm = __start_lsm_info; lsm < __end_lsm_info; lsm++) { if (exists_ordered_lsm(lsm)) continue; set_enabled(lsm, false); init_debug("%s disabled: %s ", origin, lsm->name); } |
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kfree(sep); |
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} |
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static void __init lsm_early_cred(struct cred *cred); static void __init lsm_early_task(struct task_struct *task); |
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static int lsm_append(const char *new, char **result); |
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static void __init ordered_lsm_init(void) { struct lsm_info **lsm; ordered_lsms = kcalloc(LSM_COUNT + 1, sizeof(*ordered_lsms), GFP_KERNEL); |
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if (chosen_lsm_order) { if (chosen_major_lsm) { pr_info("security= is ignored because it is superseded by lsm= "); chosen_major_lsm = NULL; } |
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ordered_lsm_parse(chosen_lsm_order, "cmdline"); |
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} else |
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ordered_lsm_parse(builtin_lsm_order, "builtin"); |
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for (lsm = ordered_lsms; *lsm; lsm++) |
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prepare_lsm(*lsm); |
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init_debug("cred blob size = %d ", blob_sizes.lbs_cred); |
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init_debug("file blob size = %d ", blob_sizes.lbs_file); |
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init_debug("inode blob size = %d ", blob_sizes.lbs_inode); |
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init_debug("ipc blob size = %d ", blob_sizes.lbs_ipc); init_debug("msg_msg blob size = %d ", blob_sizes.lbs_msg_msg); |
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init_debug("task blob size = %d ", blob_sizes.lbs_task); |
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/* * Create any kmem_caches needed for blobs */ if (blob_sizes.lbs_file) lsm_file_cache = kmem_cache_create("lsm_file_cache", blob_sizes.lbs_file, 0, SLAB_PANIC, NULL); |
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if (blob_sizes.lbs_inode) lsm_inode_cache = kmem_cache_create("lsm_inode_cache", blob_sizes.lbs_inode, 0, SLAB_PANIC, NULL); |
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|
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lsm_early_cred((struct cred *) current->cred); lsm_early_task(current); |
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for (lsm = ordered_lsms; *lsm; lsm++) initialize_lsm(*lsm); |
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kfree(ordered_lsms); } |
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int __init early_security_init(void) { int i; struct hlist_head *list = (struct hlist_head *) &security_hook_heads; struct lsm_info *lsm; for (i = 0; i < sizeof(security_hook_heads) / sizeof(struct hlist_head); i++) INIT_HLIST_HEAD(&list[i]); for (lsm = __start_early_lsm_info; lsm < __end_early_lsm_info; lsm++) { if (!lsm->enabled) lsm->enabled = &lsm_enabled_true; prepare_lsm(lsm); initialize_lsm(lsm); } return 0; } |
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/** * security_init - initializes the security framework * * This should be called early in the kernel initialization sequence. */ int __init security_init(void) { |
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struct lsm_info *lsm; |
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pr_info("Security Framework initializing "); |
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/* * Append the names of the early LSM modules now that kmalloc() is * available */ for (lsm = __start_early_lsm_info; lsm < __end_early_lsm_info; lsm++) { if (lsm->enabled) lsm_append(lsm->name, &lsm_names); } |
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|
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/* Load LSMs in specified order. */ ordered_lsm_init(); |
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return 0; } |
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/* Save user chosen LSM */ |
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static int __init choose_major_lsm(char *str) |
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{ |
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chosen_major_lsm = str; |
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return 1; } |
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__setup("security=", choose_major_lsm); |
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|
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/* Explicitly choose LSM initialization order. */ static int __init choose_lsm_order(char *str) { chosen_lsm_order = str; return 1; } __setup("lsm=", choose_lsm_order); |
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/* Enable LSM order debugging. */ static int __init enable_debug(char *str) { debug = true; return 1; } __setup("lsm.debug", enable_debug); |
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static bool match_last_lsm(const char *list, const char *lsm) { const char *last; if (WARN_ON(!list || !lsm)) return false; last = strrchr(list, ','); if (last) /* Pass the comma, strcmp() will check for '\0' */ last++; else last = list; return !strcmp(last, lsm); } |
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static int lsm_append(const char *new, char **result) |
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{ char *cp; if (*result == NULL) { *result = kstrdup(new, GFP_KERNEL); |
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if (*result == NULL) return -ENOMEM; |
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} else { |
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/* Check if it is the last registered name */ if (match_last_lsm(*result, new)) return 0; |
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cp = kasprintf(GFP_KERNEL, "%s,%s", *result, new); if (cp == NULL) return -ENOMEM; kfree(*result); *result = cp; } return 0; } |
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/** |
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* security_add_hooks - Add a modules hooks to the hook lists. * @hooks: the hooks to add * @count: the number of hooks to add * @lsm: the name of the security module * * Each LSM has to register its hooks with the infrastructure. */ void __init security_add_hooks(struct security_hook_list *hooks, int count, char *lsm) { int i; for (i = 0; i < count; i++) { hooks[i].lsm = lsm; |
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hlist_add_tail_rcu(&hooks[i].list, hooks[i].head); |
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} |
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/* * Don't try to append during early_security_init(), we'll come back * and fix this up afterwards. */ if (slab_is_available()) { if (lsm_append(lsm, &lsm_names) < 0) panic("%s - Cannot get early memory. ", __func__); } |
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} |
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int call_blocking_lsm_notifier(enum lsm_event event, void *data) |
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{ |
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return blocking_notifier_call_chain(&blocking_lsm_notifier_chain, event, data); |
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} |
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EXPORT_SYMBOL(call_blocking_lsm_notifier); |
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|
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int register_blocking_lsm_notifier(struct notifier_block *nb) |
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{ |
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return blocking_notifier_chain_register(&blocking_lsm_notifier_chain, nb); |
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} |
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EXPORT_SYMBOL(register_blocking_lsm_notifier); |
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|
42df744c4 LSM: switch to bl... |
494 |
int unregister_blocking_lsm_notifier(struct notifier_block *nb) |
8f408ab64 selinux lsm IB/co... |
495 |
{ |
42df744c4 LSM: switch to bl... |
496 497 |
return blocking_notifier_chain_unregister(&blocking_lsm_notifier_chain, nb); |
8f408ab64 selinux lsm IB/co... |
498 |
} |
42df744c4 LSM: switch to bl... |
499 |
EXPORT_SYMBOL(unregister_blocking_lsm_notifier); |
8f408ab64 selinux lsm IB/co... |
500 |
|
bbd3662a8 Infrastructure ma... |
501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 |
/** * lsm_cred_alloc - allocate a composite cred blob * @cred: the cred that needs a blob * @gfp: allocation type * * Allocate the cred blob for all the modules * * Returns 0, or -ENOMEM if memory can't be allocated. */ static int lsm_cred_alloc(struct cred *cred, gfp_t gfp) { if (blob_sizes.lbs_cred == 0) { cred->security = NULL; return 0; } cred->security = kzalloc(blob_sizes.lbs_cred, gfp); if (cred->security == NULL) return -ENOMEM; return 0; } /** * lsm_early_cred - during initialization allocate a composite cred blob * @cred: the cred that needs a blob * |
1cfb2a512 LSM: Make lsm_ear... |
527 |
* Allocate the cred blob for all the modules |
bbd3662a8 Infrastructure ma... |
528 |
*/ |
1cfb2a512 LSM: Make lsm_ear... |
529 |
static void __init lsm_early_cred(struct cred *cred) |
bbd3662a8 Infrastructure ma... |
530 |
{ |
1cfb2a512 LSM: Make lsm_ear... |
531 |
int rc = lsm_cred_alloc(cred, GFP_KERNEL); |
bbd3662a8 Infrastructure ma... |
532 |
|
bbd3662a8 Infrastructure ma... |
533 534 535 536 |
if (rc) panic("%s: Early cred alloc failed. ", __func__); } |
33bf60cab LSM: Infrastructu... |
537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 |
/** * lsm_file_alloc - allocate a composite file blob * @file: the file that needs a blob * * Allocate the file blob for all the modules * * Returns 0, or -ENOMEM if memory can't be allocated. */ static int lsm_file_alloc(struct file *file) { if (!lsm_file_cache) { file->f_security = NULL; return 0; } file->f_security = kmem_cache_zalloc(lsm_file_cache, GFP_KERNEL); if (file->f_security == NULL) return -ENOMEM; return 0; } |
afb1cbe37 LSM: Infrastructu... |
557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 |
/** * lsm_inode_alloc - allocate a composite inode blob * @inode: the inode that needs a blob * * Allocate the inode blob for all the modules * * Returns 0, or -ENOMEM if memory can't be allocated. */ int lsm_inode_alloc(struct inode *inode) { if (!lsm_inode_cache) { inode->i_security = NULL; return 0; } inode->i_security = kmem_cache_zalloc(lsm_inode_cache, GFP_NOFS); if (inode->i_security == NULL) return -ENOMEM; return 0; } |
f4ad8f2c4 LSM: Infrastructu... |
577 578 579 580 581 582 583 584 |
/** * lsm_task_alloc - allocate a composite task blob * @task: the task that needs a blob * * Allocate the task blob for all the modules * * Returns 0, or -ENOMEM if memory can't be allocated. */ |
3e8c73671 LSM: Make some fu... |
585 |
static int lsm_task_alloc(struct task_struct *task) |
f4ad8f2c4 LSM: Infrastructu... |
586 587 588 589 590 591 592 593 594 595 596 597 598 |
{ if (blob_sizes.lbs_task == 0) { task->security = NULL; return 0; } task->security = kzalloc(blob_sizes.lbs_task, GFP_KERNEL); if (task->security == NULL) return -ENOMEM; return 0; } /** |
ecd5f82e0 LSM: Infrastructu... |
599 600 601 602 603 604 605 |
* lsm_ipc_alloc - allocate a composite ipc blob * @kip: the ipc that needs a blob * * Allocate the ipc blob for all the modules * * Returns 0, or -ENOMEM if memory can't be allocated. */ |
3e8c73671 LSM: Make some fu... |
606 |
static int lsm_ipc_alloc(struct kern_ipc_perm *kip) |
ecd5f82e0 LSM: Infrastructu... |
607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 |
{ if (blob_sizes.lbs_ipc == 0) { kip->security = NULL; return 0; } kip->security = kzalloc(blob_sizes.lbs_ipc, GFP_KERNEL); if (kip->security == NULL) return -ENOMEM; return 0; } /** * lsm_msg_msg_alloc - allocate a composite msg_msg blob * @mp: the msg_msg that needs a blob * * Allocate the ipc blob for all the modules * * Returns 0, or -ENOMEM if memory can't be allocated. */ |
3e8c73671 LSM: Make some fu... |
627 |
static int lsm_msg_msg_alloc(struct msg_msg *mp) |
ecd5f82e0 LSM: Infrastructu... |
628 629 630 631 632 633 634 635 636 637 638 639 640 |
{ if (blob_sizes.lbs_msg_msg == 0) { mp->security = NULL; return 0; } mp->security = kzalloc(blob_sizes.lbs_msg_msg, GFP_KERNEL); if (mp->security == NULL) return -ENOMEM; return 0; } /** |
f4ad8f2c4 LSM: Infrastructu... |
641 642 643 |
* lsm_early_task - during initialization allocate a composite task blob * @task: the task that needs a blob * |
1cfb2a512 LSM: Make lsm_ear... |
644 |
* Allocate the task blob for all the modules |
f4ad8f2c4 LSM: Infrastructu... |
645 |
*/ |
1cfb2a512 LSM: Make lsm_ear... |
646 |
static void __init lsm_early_task(struct task_struct *task) |
f4ad8f2c4 LSM: Infrastructu... |
647 |
{ |
1cfb2a512 LSM: Make lsm_ear... |
648 |
int rc = lsm_task_alloc(task); |
f4ad8f2c4 LSM: Infrastructu... |
649 |
|
f4ad8f2c4 LSM: Infrastructu... |
650 651 652 653 |
if (rc) panic("%s: Early task alloc failed. ", __func__); } |
f25fce3e8 LSM: Introduce se... |
654 |
/* |
98e828a06 security: Refacto... |
655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 |
* The default value of the LSM hook is defined in linux/lsm_hook_defs.h and * can be accessed with: * * LSM_RET_DEFAULT(<hook_name>) * * The macros below define static constants for the default value of each * LSM hook. */ #define LSM_RET_DEFAULT(NAME) (NAME##_default) #define DECLARE_LSM_RET_DEFAULT_void(DEFAULT, NAME) #define DECLARE_LSM_RET_DEFAULT_int(DEFAULT, NAME) \ static const int LSM_RET_DEFAULT(NAME) = (DEFAULT); #define LSM_HOOK(RET, DEFAULT, NAME, ...) \ DECLARE_LSM_RET_DEFAULT_##RET(DEFAULT, NAME) #include <linux/lsm_hook_defs.h> #undef LSM_HOOK /* |
b1d9e6b06 LSM: Switch to li... |
674 |
* Hook list operation macros. |
1da177e4c Linux-2.6.12-rc2 |
675 |
* |
f25fce3e8 LSM: Introduce se... |
676 677 |
* call_void_hook: * This is a hook that does not return a value. |
1da177e4c Linux-2.6.12-rc2 |
678 |
* |
f25fce3e8 LSM: Introduce se... |
679 680 |
* call_int_hook: * This is a hook that returns a value. |
1da177e4c Linux-2.6.12-rc2 |
681 |
*/ |
1da177e4c Linux-2.6.12-rc2 |
682 |
|
b1d9e6b06 LSM: Switch to li... |
683 684 685 686 |
#define call_void_hook(FUNC, ...) \ do { \ struct security_hook_list *P; \ \ |
df0ce1733 security: convert... |
687 |
hlist_for_each_entry(P, &security_hook_heads.FUNC, list) \ |
b1d9e6b06 LSM: Switch to li... |
688 689 690 691 692 693 694 695 |
P->hook.FUNC(__VA_ARGS__); \ } while (0) #define call_int_hook(FUNC, IRC, ...) ({ \ int RC = IRC; \ do { \ struct security_hook_list *P; \ \ |
df0ce1733 security: convert... |
696 |
hlist_for_each_entry(P, &security_hook_heads.FUNC, list) { \ |
b1d9e6b06 LSM: Switch to li... |
697 698 699 700 701 702 703 |
RC = P->hook.FUNC(__VA_ARGS__); \ if (RC != 0) \ break; \ } \ } while (0); \ RC; \ }) |
1da177e4c Linux-2.6.12-rc2 |
704 |
|
20510f2f4 security: Convert... |
705 |
/* Security operations */ |
79af73079 Add security hook... |
706 707 |
int security_binder_set_context_mgr(struct task_struct *mgr) { |
f25fce3e8 LSM: Introduce se... |
708 |
return call_int_hook(binder_set_context_mgr, 0, mgr); |
79af73079 Add security hook... |
709 710 711 712 713 |
} int security_binder_transaction(struct task_struct *from, struct task_struct *to) { |
f25fce3e8 LSM: Introduce se... |
714 |
return call_int_hook(binder_transaction, 0, from, to); |
79af73079 Add security hook... |
715 716 717 718 719 |
} int security_binder_transfer_binder(struct task_struct *from, struct task_struct *to) { |
f25fce3e8 LSM: Introduce se... |
720 |
return call_int_hook(binder_transfer_binder, 0, from, to); |
79af73079 Add security hook... |
721 722 723 724 725 |
} int security_binder_transfer_file(struct task_struct *from, struct task_struct *to, struct file *file) { |
f25fce3e8 LSM: Introduce se... |
726 |
return call_int_hook(binder_transfer_file, 0, from, to, file); |
79af73079 Add security hook... |
727 |
} |
9e48858f7 security: rename ... |
728 |
int security_ptrace_access_check(struct task_struct *child, unsigned int mode) |
20510f2f4 security: Convert... |
729 |
{ |
f25fce3e8 LSM: Introduce se... |
730 |
return call_int_hook(ptrace_access_check, 0, child, mode); |
5cd9c58fb security: Fix set... |
731 732 733 734 |
} int security_ptrace_traceme(struct task_struct *parent) { |
f25fce3e8 LSM: Introduce se... |
735 |
return call_int_hook(ptrace_traceme, 0, parent); |
20510f2f4 security: Convert... |
736 737 738 739 740 741 742 |
} int security_capget(struct task_struct *target, kernel_cap_t *effective, kernel_cap_t *inheritable, kernel_cap_t *permitted) { |
f25fce3e8 LSM: Introduce se... |
743 744 |
return call_int_hook(capget, 0, target, effective, inheritable, permitted); |
20510f2f4 security: Convert... |
745 |
} |
d84f4f992 CRED: Inaugurate ... |
746 747 748 749 |
int security_capset(struct cred *new, const struct cred *old, const kernel_cap_t *effective, const kernel_cap_t *inheritable, const kernel_cap_t *permitted) |
20510f2f4 security: Convert... |
750 |
{ |
f25fce3e8 LSM: Introduce se... |
751 752 |
return call_int_hook(capset, 0, new, old, effective, inheritable, permitted); |
20510f2f4 security: Convert... |
753 |
} |
c1a85a00e LSM: generalize f... |
754 755 756 757 |
int security_capable(const struct cred *cred, struct user_namespace *ns, int cap, unsigned int opts) |
20510f2f4 security: Convert... |
758 |
{ |
c1a85a00e LSM: generalize f... |
759 |
return call_int_hook(capable, 0, cred, ns, cap, opts); |
20510f2f4 security: Convert... |
760 |
} |
20510f2f4 security: Convert... |
761 762 |
int security_quotactl(int cmds, int type, int id, struct super_block *sb) { |
f25fce3e8 LSM: Introduce se... |
763 |
return call_int_hook(quotactl, 0, cmds, type, id, sb); |
20510f2f4 security: Convert... |
764 765 766 767 |
} int security_quota_on(struct dentry *dentry) { |
f25fce3e8 LSM: Introduce se... |
768 |
return call_int_hook(quota_on, 0, dentry); |
20510f2f4 security: Convert... |
769 |
} |
12b3052c3 capabilities/sysl... |
770 |
int security_syslog(int type) |
20510f2f4 security: Convert... |
771 |
{ |
f25fce3e8 LSM: Introduce se... |
772 |
return call_int_hook(syslog, 0, type); |
20510f2f4 security: Convert... |
773 |
} |
457db29bf security: Introdu... |
774 |
int security_settime64(const struct timespec64 *ts, const struct timezone *tz) |
20510f2f4 security: Convert... |
775 |
{ |
f25fce3e8 LSM: Introduce se... |
776 |
return call_int_hook(settime, 0, ts, tz); |
20510f2f4 security: Convert... |
777 |
} |
20510f2f4 security: Convert... |
778 779 |
int security_vm_enough_memory_mm(struct mm_struct *mm, long pages) { |
b1d9e6b06 LSM: Switch to li... |
780 781 782 783 784 785 786 787 788 789 790 |
struct security_hook_list *hp; int cap_sys_admin = 1; int rc; /* * The module will respond with a positive value if * it thinks the __vm_enough_memory() call should be * made with the cap_sys_admin set. If all of the modules * agree that it should be set it will. If any module * thinks it should not be set it won't. */ |
df0ce1733 security: convert... |
791 |
hlist_for_each_entry(hp, &security_hook_heads.vm_enough_memory, list) { |
b1d9e6b06 LSM: Switch to li... |
792 793 794 795 796 797 798 |
rc = hp->hook.vm_enough_memory(mm, pages); if (rc <= 0) { cap_sys_admin = 0; break; } } return __vm_enough_memory(mm, pages, cap_sys_admin); |
20510f2f4 security: Convert... |
799 |
} |
b8bff5992 exec: Factor secu... |
800 |
int security_bprm_creds_for_exec(struct linux_binprm *bprm) |
20510f2f4 security: Convert... |
801 |
{ |
b8bff5992 exec: Factor secu... |
802 803 |
return call_int_hook(bprm_creds_for_exec, 0, bprm); } |
56305aa9b exec: Compute fil... |
804 |
int security_bprm_creds_from_file(struct linux_binprm *bprm, struct file *file) |
20510f2f4 security: Convert... |
805 |
{ |
56305aa9b exec: Compute fil... |
806 |
return call_int_hook(bprm_creds_from_file, 0, bprm, file); |
20510f2f4 security: Convert... |
807 |
} |
a6f76f23d CRED: Make execve... |
808 |
int security_bprm_check(struct linux_binprm *bprm) |
20510f2f4 security: Convert... |
809 |
{ |
6c21a7fb4 LSM: imbed ima ca... |
810 |
int ret; |
f25fce3e8 LSM: Introduce se... |
811 |
ret = call_int_hook(bprm_check_security, 0, bprm); |
6c21a7fb4 LSM: imbed ima ca... |
812 813 814 |
if (ret) return ret; return ima_bprm_check(bprm); |
20510f2f4 security: Convert... |
815 |
} |
a6f76f23d CRED: Make execve... |
816 |
void security_bprm_committing_creds(struct linux_binprm *bprm) |
20510f2f4 security: Convert... |
817 |
{ |
f25fce3e8 LSM: Introduce se... |
818 |
call_void_hook(bprm_committing_creds, bprm); |
20510f2f4 security: Convert... |
819 |
} |
a6f76f23d CRED: Make execve... |
820 |
void security_bprm_committed_creds(struct linux_binprm *bprm) |
20510f2f4 security: Convert... |
821 |
{ |
f25fce3e8 LSM: Introduce se... |
822 |
call_void_hook(bprm_committed_creds, bprm); |
20510f2f4 security: Convert... |
823 |
} |
0b52075ee introduce cloning... |
824 825 826 827 |
int security_fs_context_dup(struct fs_context *fc, struct fs_context *src_fc) { return call_int_hook(fs_context_dup, 0, fc, src_fc); } |
da2441fdf vfs: Add LSM hook... |
828 829 830 831 |
int security_fs_context_parse_param(struct fs_context *fc, struct fs_parameter *param) { return call_int_hook(fs_context_parse_param, -ENOPARAM, fc, param); } |
20510f2f4 security: Convert... |
832 833 |
int security_sb_alloc(struct super_block *sb) { |
f25fce3e8 LSM: Introduce se... |
834 |
return call_int_hook(sb_alloc_security, 0, sb); |
20510f2f4 security: Convert... |
835 836 837 838 |
} void security_sb_free(struct super_block *sb) { |
f25fce3e8 LSM: Introduce se... |
839 |
call_void_hook(sb_free_security, sb); |
20510f2f4 security: Convert... |
840 |
} |
204cc0ccf LSM: hide struct ... |
841 |
void security_free_mnt_opts(void **mnt_opts) |
20510f2f4 security: Convert... |
842 |
{ |
204cc0ccf LSM: hide struct ... |
843 844 845 846 |
if (!*mnt_opts) return; call_void_hook(sb_free_mnt_opts, *mnt_opts); *mnt_opts = NULL; |
20510f2f4 security: Convert... |
847 |
} |
204cc0ccf LSM: hide struct ... |
848 |
EXPORT_SYMBOL(security_free_mnt_opts); |
20510f2f4 security: Convert... |
849 |
|
204cc0ccf LSM: hide struct ... |
850 |
int security_sb_eat_lsm_opts(char *options, void **mnt_opts) |
ff36fe2c8 LSM: Pass -o remo... |
851 |
{ |
204cc0ccf LSM: hide struct ... |
852 |
return call_int_hook(sb_eat_lsm_opts, 0, options, mnt_opts); |
ff36fe2c8 LSM: Pass -o remo... |
853 |
} |
f5c0c26d9 new helper: secur... |
854 |
EXPORT_SYMBOL(security_sb_eat_lsm_opts); |
ff36fe2c8 LSM: Pass -o remo... |
855 |
|
c039bc3c2 LSM: lift extract... |
856 |
int security_sb_remount(struct super_block *sb, |
204cc0ccf LSM: hide struct ... |
857 |
void *mnt_opts) |
20510f2f4 security: Convert... |
858 |
{ |
204cc0ccf LSM: hide struct ... |
859 |
return call_int_hook(sb_remount, 0, sb, mnt_opts); |
ff36fe2c8 LSM: Pass -o remo... |
860 |
} |
a65001e8a btrfs: sanitize s... |
861 |
EXPORT_SYMBOL(security_sb_remount); |
ff36fe2c8 LSM: Pass -o remo... |
862 |
|
a10d7c22b LSM: split ->sb_s... |
863 |
int security_sb_kern_mount(struct super_block *sb) |
20510f2f4 security: Convert... |
864 |
{ |
a10d7c22b LSM: split ->sb_s... |
865 |
return call_int_hook(sb_kern_mount, 0, sb); |
20510f2f4 security: Convert... |
866 |
} |
2069f4578 LSM/SELinux: show... |
867 868 |
int security_sb_show_options(struct seq_file *m, struct super_block *sb) { |
f25fce3e8 LSM: Introduce se... |
869 |
return call_int_hook(sb_show_options, 0, m, sb); |
2069f4578 LSM/SELinux: show... |
870 |
} |
20510f2f4 security: Convert... |
871 872 |
int security_sb_statfs(struct dentry *dentry) { |
f25fce3e8 LSM: Introduce se... |
873 |
return call_int_hook(sb_statfs, 0, dentry); |
20510f2f4 security: Convert... |
874 |
} |
8a04c43b8 constify security... |
875 |
int security_sb_mount(const char *dev_name, const struct path *path, |
808d4e3cf consitify do_moun... |
876 |
const char *type, unsigned long flags, void *data) |
20510f2f4 security: Convert... |
877 |
{ |
f25fce3e8 LSM: Introduce se... |
878 |
return call_int_hook(sb_mount, 0, dev_name, path, type, flags, data); |
20510f2f4 security: Convert... |
879 |
} |
20510f2f4 security: Convert... |
880 881 |
int security_sb_umount(struct vfsmount *mnt, int flags) { |
f25fce3e8 LSM: Introduce se... |
882 |
return call_int_hook(sb_umount, 0, mnt, flags); |
20510f2f4 security: Convert... |
883 |
} |
3b73b68c0 constify security... |
884 |
int security_sb_pivotroot(const struct path *old_path, const struct path *new_path) |
20510f2f4 security: Convert... |
885 |
{ |
f25fce3e8 LSM: Introduce se... |
886 |
return call_int_hook(sb_pivotroot, 0, old_path, new_path); |
20510f2f4 security: Convert... |
887 |
} |
c9180a57a Security: add get... |
888 |
int security_sb_set_mnt_opts(struct super_block *sb, |
204cc0ccf LSM: hide struct ... |
889 |
void *mnt_opts, |
649f6e771 LSM: Add flags fi... |
890 891 |
unsigned long kern_flags, unsigned long *set_kern_flags) |
c9180a57a Security: add get... |
892 |
{ |
b1d9e6b06 LSM: Switch to li... |
893 |
return call_int_hook(sb_set_mnt_opts, |
204cc0ccf LSM: hide struct ... |
894 895 |
mnt_opts ? -EOPNOTSUPP : 0, sb, mnt_opts, kern_flags, set_kern_flags); |
c9180a57a Security: add get... |
896 |
} |
e00075298 LSM/SELinux: Inte... |
897 |
EXPORT_SYMBOL(security_sb_set_mnt_opts); |
c9180a57a Security: add get... |
898 |
|
094f7b69e selinux: make sec... |
899 |
int security_sb_clone_mnt_opts(const struct super_block *oldsb, |
0b4d3452b security/selinux:... |
900 901 902 |
struct super_block *newsb, unsigned long kern_flags, unsigned long *set_kern_flags) |
c9180a57a Security: add get... |
903 |
{ |
0b4d3452b security/selinux:... |
904 905 |
return call_int_hook(sb_clone_mnt_opts, 0, oldsb, newsb, kern_flags, set_kern_flags); |
c9180a57a Security: add get... |
906 |
} |
e00075298 LSM/SELinux: Inte... |
907 |
EXPORT_SYMBOL(security_sb_clone_mnt_opts); |
757cbe597 LSM: new method: ... |
908 909 |
int security_add_mnt_opt(const char *option, const char *val, int len, void **mnt_opts) |
e00075298 LSM/SELinux: Inte... |
910 |
{ |
757cbe597 LSM: new method: ... |
911 912 |
return call_int_hook(sb_add_mnt_opt, -EINVAL, option, val, len, mnt_opts); |
e00075298 LSM/SELinux: Inte... |
913 |
} |
757cbe597 LSM: new method: ... |
914 |
EXPORT_SYMBOL(security_add_mnt_opt); |
c9180a57a Security: add get... |
915 |
|
2db154b3e vfs: syscall: Add... |
916 917 918 919 |
int security_move_mount(const struct path *from_path, const struct path *to_path) { return call_int_hook(move_mount, 0, from_path, to_path); } |
ac5656d8a fanotify, inotify... |
920 921 922 923 924 |
int security_path_notify(const struct path *path, u64 mask, unsigned int obj_type) { return call_int_hook(path_notify, 0, path, mask, obj_type); } |
20510f2f4 security: Convert... |
925 926 |
int security_inode_alloc(struct inode *inode) { |
afb1cbe37 LSM: Infrastructu... |
927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 |
int rc = lsm_inode_alloc(inode); if (unlikely(rc)) return rc; rc = call_int_hook(inode_alloc_security, 0, inode); if (unlikely(rc)) security_inode_free(inode); return rc; } static void inode_free_by_rcu(struct rcu_head *head) { /* * The rcu head is at the start of the inode blob */ kmem_cache_free(lsm_inode_cache, head); |
20510f2f4 security: Convert... |
943 944 945 946 |
} void security_inode_free(struct inode *inode) { |
f381c2722 integrity: move i... |
947 |
integrity_inode_free(inode); |
f25fce3e8 LSM: Introduce se... |
948 |
call_void_hook(inode_free_security, inode); |
afb1cbe37 LSM: Infrastructu... |
949 950 951 952 953 954 955 956 957 958 959 960 |
/* * The inode may still be referenced in a path walk and * a call to security_inode_permission() can be made * after inode_free_security() is called. Ideally, the VFS * wouldn't do this, but fixing that is a much harder * job. For now, simply free the i_security via RCU, and * leave the current inode->i_security pointer intact. * The inode will be freed after the RCU grace period too. */ if (inode->i_security) call_rcu((struct rcu_head *)inode->i_security, inode_free_by_rcu); |
20510f2f4 security: Convert... |
961 |
} |
d47be3dfe Security: Add hoo... |
962 |
int security_dentry_init_security(struct dentry *dentry, int mode, |
4f3ccd765 qstr: constify de... |
963 |
const struct qstr *name, void **ctx, |
d47be3dfe Security: Add hoo... |
964 965 |
u32 *ctxlen) { |
b1d9e6b06 LSM: Switch to li... |
966 967 |
return call_int_hook(dentry_init_security, -EOPNOTSUPP, dentry, mode, name, ctx, ctxlen); |
d47be3dfe Security: Add hoo... |
968 969 |
} EXPORT_SYMBOL(security_dentry_init_security); |
2602625b7 security, overlay... |
970 971 972 973 974 975 976 977 |
int security_dentry_create_files_as(struct dentry *dentry, int mode, struct qstr *name, const struct cred *old, struct cred *new) { return call_int_hook(dentry_create_files_as, 0, dentry, mode, name, old, new); } EXPORT_SYMBOL(security_dentry_create_files_as); |
20510f2f4 security: Convert... |
978 |
int security_inode_init_security(struct inode *inode, struct inode *dir, |
9d8f13ba3 security: new sec... |
979 980 |
const struct qstr *qstr, const initxattrs initxattrs, void *fs_data) |
20510f2f4 security: Convert... |
981 |
{ |
823eb1ccd evm: call evm_ino... |
982 983 |
struct xattr new_xattrs[MAX_LSM_EVM_XATTR + 1]; struct xattr *lsm_xattr, *evm_xattr, *xattr; |
9d8f13ba3 security: new sec... |
984 |
int ret; |
20510f2f4 security: Convert... |
985 |
if (unlikely(IS_PRIVATE(inode))) |
fb88c2b6c evm: fix security... |
986 |
return 0; |
9d8f13ba3 security: new sec... |
987 |
|
9d8f13ba3 security: new sec... |
988 |
if (!initxattrs) |
e308fd3bb LSM: restore cert... |
989 990 |
return call_int_hook(inode_init_security, -EOPNOTSUPP, inode, dir, qstr, NULL, NULL, NULL); |
9548906b2 xattr: Constify -... |
991 |
memset(new_xattrs, 0, sizeof(new_xattrs)); |
9d8f13ba3 security: new sec... |
992 |
lsm_xattr = new_xattrs; |
b1d9e6b06 LSM: Switch to li... |
993 |
ret = call_int_hook(inode_init_security, -EOPNOTSUPP, inode, dir, qstr, |
9d8f13ba3 security: new sec... |
994 995 996 997 998 |
&lsm_xattr->name, &lsm_xattr->value, &lsm_xattr->value_len); if (ret) goto out; |
823eb1ccd evm: call evm_ino... |
999 1000 1001 1002 1003 |
evm_xattr = lsm_xattr + 1; ret = evm_inode_init_security(inode, lsm_xattr, evm_xattr); if (ret) goto out; |
9d8f13ba3 security: new sec... |
1004 1005 |
ret = initxattrs(inode, new_xattrs, fs_data); out: |
9548906b2 xattr: Constify -... |
1006 |
for (xattr = new_xattrs; xattr->value != NULL; xattr++) |
823eb1ccd evm: call evm_ino... |
1007 |
kfree(xattr->value); |
9d8f13ba3 security: new sec... |
1008 1009 1010 1011 1012 |
return (ret == -EOPNOTSUPP) ? 0 : ret; } EXPORT_SYMBOL(security_inode_init_security); int security_old_inode_init_security(struct inode *inode, struct inode *dir, |
9548906b2 xattr: Constify -... |
1013 |
const struct qstr *qstr, const char **name, |
9d8f13ba3 security: new sec... |
1014 |
void **value, size_t *len) |
20510f2f4 security: Convert... |
1015 1016 |
{ if (unlikely(IS_PRIVATE(inode))) |
30e053248 security: Fix sec... |
1017 |
return -EOPNOTSUPP; |
e308fd3bb LSM: restore cert... |
1018 1019 |
return call_int_hook(inode_init_security, -EOPNOTSUPP, inode, dir, qstr, name, value, len); |
20510f2f4 security: Convert... |
1020 |
} |
9d8f13ba3 security: new sec... |
1021 |
EXPORT_SYMBOL(security_old_inode_init_security); |
20510f2f4 security: Convert... |
1022 |
|
be6d3e56a introduce new LSM... |
1023 |
#ifdef CONFIG_SECURITY_PATH |
d36077521 constify security... |
1024 |
int security_path_mknod(const struct path *dir, struct dentry *dentry, umode_t mode, |
be6d3e56a introduce new LSM... |
1025 1026 |
unsigned int dev) { |
c6f493d63 VFS: security/: d... |
1027 |
if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
be6d3e56a introduce new LSM... |
1028 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1029 |
return call_int_hook(path_mknod, 0, dir, dentry, mode, dev); |
be6d3e56a introduce new LSM... |
1030 1031 |
} EXPORT_SYMBOL(security_path_mknod); |
d36077521 constify security... |
1032 |
int security_path_mkdir(const struct path *dir, struct dentry *dentry, umode_t mode) |
be6d3e56a introduce new LSM... |
1033 |
{ |
c6f493d63 VFS: security/: d... |
1034 |
if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
be6d3e56a introduce new LSM... |
1035 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1036 |
return call_int_hook(path_mkdir, 0, dir, dentry, mode); |
be6d3e56a introduce new LSM... |
1037 |
} |
821404434 CacheFiles: Add c... |
1038 |
EXPORT_SYMBOL(security_path_mkdir); |
be6d3e56a introduce new LSM... |
1039 |
|
989f74e05 constify security... |
1040 |
int security_path_rmdir(const struct path *dir, struct dentry *dentry) |
be6d3e56a introduce new LSM... |
1041 |
{ |
c6f493d63 VFS: security/: d... |
1042 |
if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
be6d3e56a introduce new LSM... |
1043 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1044 |
return call_int_hook(path_rmdir, 0, dir, dentry); |
be6d3e56a introduce new LSM... |
1045 |
} |
989f74e05 constify security... |
1046 |
int security_path_unlink(const struct path *dir, struct dentry *dentry) |
be6d3e56a introduce new LSM... |
1047 |
{ |
c6f493d63 VFS: security/: d... |
1048 |
if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
be6d3e56a introduce new LSM... |
1049 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1050 |
return call_int_hook(path_unlink, 0, dir, dentry); |
be6d3e56a introduce new LSM... |
1051 |
} |
821404434 CacheFiles: Add c... |
1052 |
EXPORT_SYMBOL(security_path_unlink); |
be6d3e56a introduce new LSM... |
1053 |
|
d36077521 constify security... |
1054 |
int security_path_symlink(const struct path *dir, struct dentry *dentry, |
be6d3e56a introduce new LSM... |
1055 1056 |
const char *old_name) { |
c6f493d63 VFS: security/: d... |
1057 |
if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry)))) |
be6d3e56a introduce new LSM... |
1058 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1059 |
return call_int_hook(path_symlink, 0, dir, dentry, old_name); |
be6d3e56a introduce new LSM... |
1060 |
} |
3ccee46ab constify security... |
1061 |
int security_path_link(struct dentry *old_dentry, const struct path *new_dir, |
be6d3e56a introduce new LSM... |
1062 1063 |
struct dentry *new_dentry) { |
c6f493d63 VFS: security/: d... |
1064 |
if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)))) |
be6d3e56a introduce new LSM... |
1065 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1066 |
return call_int_hook(path_link, 0, old_dentry, new_dir, new_dentry); |
be6d3e56a introduce new LSM... |
1067 |
} |
3ccee46ab constify security... |
1068 1069 |
int security_path_rename(const struct path *old_dir, struct dentry *old_dentry, const struct path *new_dir, struct dentry *new_dentry, |
0b3974eb0 security: add fla... |
1070 |
unsigned int flags) |
be6d3e56a introduce new LSM... |
1071 |
{ |
c6f493d63 VFS: security/: d... |
1072 1073 |
if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)) || (d_is_positive(new_dentry) && IS_PRIVATE(d_backing_inode(new_dentry))))) |
be6d3e56a introduce new LSM... |
1074 |
return 0; |
da1ce0670 vfs: add cross-re... |
1075 1076 |
if (flags & RENAME_EXCHANGE) { |
f25fce3e8 LSM: Introduce se... |
1077 1078 |
int err = call_int_hook(path_rename, 0, new_dir, new_dentry, old_dir, old_dentry); |
da1ce0670 vfs: add cross-re... |
1079 1080 1081 |
if (err) return err; } |
f25fce3e8 LSM: Introduce se... |
1082 1083 |
return call_int_hook(path_rename, 0, old_dir, old_dentry, new_dir, new_dentry); |
be6d3e56a introduce new LSM... |
1084 |
} |
821404434 CacheFiles: Add c... |
1085 |
EXPORT_SYMBOL(security_path_rename); |
be6d3e56a introduce new LSM... |
1086 |
|
81f4c5060 constify security... |
1087 |
int security_path_truncate(const struct path *path) |
be6d3e56a introduce new LSM... |
1088 |
{ |
c6f493d63 VFS: security/: d... |
1089 |
if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry)))) |
be6d3e56a introduce new LSM... |
1090 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1091 |
return call_int_hook(path_truncate, 0, path); |
be6d3e56a introduce new LSM... |
1092 |
} |
89eda0683 LSM: Add security... |
1093 |
|
be01f9f28 constify chmod_co... |
1094 |
int security_path_chmod(const struct path *path, umode_t mode) |
89eda0683 LSM: Add security... |
1095 |
{ |
c6f493d63 VFS: security/: d... |
1096 |
if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry)))) |
89eda0683 LSM: Add security... |
1097 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1098 |
return call_int_hook(path_chmod, 0, path, mode); |
89eda0683 LSM: Add security... |
1099 |
} |
7fd25dac9 constify chown_co... |
1100 |
int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid) |
89eda0683 LSM: Add security... |
1101 |
{ |
c6f493d63 VFS: security/: d... |
1102 |
if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry)))) |
89eda0683 LSM: Add security... |
1103 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1104 |
return call_int_hook(path_chown, 0, path, uid, gid); |
89eda0683 LSM: Add security... |
1105 |
} |
8b8efb440 LSM: Add security... |
1106 |
|
77b286c0d constify security... |
1107 |
int security_path_chroot(const struct path *path) |
8b8efb440 LSM: Add security... |
1108 |
{ |
f25fce3e8 LSM: Introduce se... |
1109 |
return call_int_hook(path_chroot, 0, path); |
8b8efb440 LSM: Add security... |
1110 |
} |
be6d3e56a introduce new LSM... |
1111 |
#endif |
4acdaf27e switch ->create()... |
1112 |
int security_inode_create(struct inode *dir, struct dentry *dentry, umode_t mode) |
20510f2f4 security: Convert... |
1113 1114 1115 |
{ if (unlikely(IS_PRIVATE(dir))) return 0; |
f25fce3e8 LSM: Introduce se... |
1116 |
return call_int_hook(inode_create, 0, dir, dentry, mode); |
20510f2f4 security: Convert... |
1117 |
} |
800a96478 CacheFiles: Expor... |
1118 |
EXPORT_SYMBOL_GPL(security_inode_create); |
20510f2f4 security: Convert... |
1119 1120 1121 1122 |
int security_inode_link(struct dentry *old_dentry, struct inode *dir, struct dentry *new_dentry) { |
c6f493d63 VFS: security/: d... |
1123 |
if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)))) |
20510f2f4 security: Convert... |
1124 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1125 |
return call_int_hook(inode_link, 0, old_dentry, dir, new_dentry); |
20510f2f4 security: Convert... |
1126 1127 1128 1129 |
} int security_inode_unlink(struct inode *dir, struct dentry *dentry) { |
c6f493d63 VFS: security/: d... |
1130 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1131 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1132 |
return call_int_hook(inode_unlink, 0, dir, dentry); |
20510f2f4 security: Convert... |
1133 1134 1135 1136 1137 1138 1139 |
} int security_inode_symlink(struct inode *dir, struct dentry *dentry, const char *old_name) { if (unlikely(IS_PRIVATE(dir))) return 0; |
f25fce3e8 LSM: Introduce se... |
1140 |
return call_int_hook(inode_symlink, 0, dir, dentry, old_name); |
20510f2f4 security: Convert... |
1141 |
} |
18bb1db3e switch vfs_mkdir(... |
1142 |
int security_inode_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode) |
20510f2f4 security: Convert... |
1143 1144 1145 |
{ if (unlikely(IS_PRIVATE(dir))) return 0; |
f25fce3e8 LSM: Introduce se... |
1146 |
return call_int_hook(inode_mkdir, 0, dir, dentry, mode); |
20510f2f4 security: Convert... |
1147 |
} |
800a96478 CacheFiles: Expor... |
1148 |
EXPORT_SYMBOL_GPL(security_inode_mkdir); |
20510f2f4 security: Convert... |
1149 1150 1151 |
int security_inode_rmdir(struct inode *dir, struct dentry *dentry) { |
c6f493d63 VFS: security/: d... |
1152 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1153 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1154 |
return call_int_hook(inode_rmdir, 0, dir, dentry); |
20510f2f4 security: Convert... |
1155 |
} |
1a67aafb5 switch ->mknod() ... |
1156 |
int security_inode_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, dev_t dev) |
20510f2f4 security: Convert... |
1157 1158 1159 |
{ if (unlikely(IS_PRIVATE(dir))) return 0; |
f25fce3e8 LSM: Introduce se... |
1160 |
return call_int_hook(inode_mknod, 0, dir, dentry, mode, dev); |
20510f2f4 security: Convert... |
1161 1162 1163 |
} int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry, |
0b3974eb0 security: add fla... |
1164 1165 |
struct inode *new_dir, struct dentry *new_dentry, unsigned int flags) |
20510f2f4 security: Convert... |
1166 |
{ |
c6f493d63 VFS: security/: d... |
1167 1168 |
if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)) || (d_is_positive(new_dentry) && IS_PRIVATE(d_backing_inode(new_dentry))))) |
20510f2f4 security: Convert... |
1169 |
return 0; |
da1ce0670 vfs: add cross-re... |
1170 1171 |
if (flags & RENAME_EXCHANGE) { |
f25fce3e8 LSM: Introduce se... |
1172 |
int err = call_int_hook(inode_rename, 0, new_dir, new_dentry, |
da1ce0670 vfs: add cross-re... |
1173 1174 1175 1176 |
old_dir, old_dentry); if (err) return err; } |
f25fce3e8 LSM: Introduce se... |
1177 |
return call_int_hook(inode_rename, 0, old_dir, old_dentry, |
20510f2f4 security: Convert... |
1178 1179 1180 1181 1182 |
new_dir, new_dentry); } int security_inode_readlink(struct dentry *dentry) { |
c6f493d63 VFS: security/: d... |
1183 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1184 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1185 |
return call_int_hook(inode_readlink, 0, dentry); |
20510f2f4 security: Convert... |
1186 |
} |
bda0be7ad security: make in... |
1187 1188 |
int security_inode_follow_link(struct dentry *dentry, struct inode *inode, bool rcu) |
20510f2f4 security: Convert... |
1189 |
{ |
bda0be7ad security: make in... |
1190 |
if (unlikely(IS_PRIVATE(inode))) |
20510f2f4 security: Convert... |
1191 |
return 0; |
e22619a29 Merge branch 'nex... |
1192 |
return call_int_hook(inode_follow_link, 0, dentry, inode, rcu); |
20510f2f4 security: Convert... |
1193 |
} |
b77b0646e [PATCH] pass MAY_... |
1194 |
int security_inode_permission(struct inode *inode, int mask) |
20510f2f4 security: Convert... |
1195 1196 1197 |
{ if (unlikely(IS_PRIVATE(inode))) return 0; |
f25fce3e8 LSM: Introduce se... |
1198 |
return call_int_hook(inode_permission, 0, inode, mask); |
20510f2f4 security: Convert... |
1199 1200 1201 1202 |
} int security_inode_setattr(struct dentry *dentry, struct iattr *attr) { |
817b54aa4 evm: add evm_inod... |
1203 |
int ret; |
c6f493d63 VFS: security/: d... |
1204 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1205 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1206 |
ret = call_int_hook(inode_setattr, 0, dentry, attr); |
817b54aa4 evm: add evm_inod... |
1207 1208 1209 |
if (ret) return ret; return evm_inode_setattr(dentry, attr); |
20510f2f4 security: Convert... |
1210 |
} |
b1da47e29 [patch 3/4] fat: ... |
1211 |
EXPORT_SYMBOL_GPL(security_inode_setattr); |
20510f2f4 security: Convert... |
1212 |
|
3f7036a07 switch security_i... |
1213 |
int security_inode_getattr(const struct path *path) |
20510f2f4 security: Convert... |
1214 |
{ |
c6f493d63 VFS: security/: d... |
1215 |
if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry)))) |
20510f2f4 security: Convert... |
1216 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1217 |
return call_int_hook(inode_getattr, 0, path); |
20510f2f4 security: Convert... |
1218 |
} |
8f0cfa52a xattr: add missin... |
1219 1220 |
int security_inode_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags) |
20510f2f4 security: Convert... |
1221 |
{ |
3e1be52d6 security: imbed e... |
1222 |
int ret; |
c6f493d63 VFS: security/: d... |
1223 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1224 |
return 0; |
b1d9e6b06 LSM: Switch to li... |
1225 1226 1227 1228 1229 |
/* * SELinux and Smack integrate the cap call, * so assume that all LSMs supplying this call do so. */ ret = call_int_hook(inode_setxattr, 1, dentry, name, value, size, |
f25fce3e8 LSM: Introduce se... |
1230 |
flags); |
b1d9e6b06 LSM: Switch to li... |
1231 1232 1233 |
if (ret == 1) ret = cap_inode_setxattr(dentry, name, value, size, flags); |
3e1be52d6 security: imbed e... |
1234 1235 |
if (ret) return ret; |
42c63330f ima: add ima_inod... |
1236 1237 1238 |
ret = ima_inode_setxattr(dentry, name, value, size); if (ret) return ret; |
3e1be52d6 security: imbed e... |
1239 |
return evm_inode_setxattr(dentry, name, value, size); |
20510f2f4 security: Convert... |
1240 |
} |
8f0cfa52a xattr: add missin... |
1241 1242 |
void security_inode_post_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags) |
20510f2f4 security: Convert... |
1243 |
{ |
c6f493d63 VFS: security/: d... |
1244 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1245 |
return; |
f25fce3e8 LSM: Introduce se... |
1246 |
call_void_hook(inode_post_setxattr, dentry, name, value, size, flags); |
3e1be52d6 security: imbed e... |
1247 |
evm_inode_post_setxattr(dentry, name, value, size); |
20510f2f4 security: Convert... |
1248 |
} |
8f0cfa52a xattr: add missin... |
1249 |
int security_inode_getxattr(struct dentry *dentry, const char *name) |
20510f2f4 security: Convert... |
1250 |
{ |
c6f493d63 VFS: security/: d... |
1251 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1252 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1253 |
return call_int_hook(inode_getxattr, 0, dentry, name); |
20510f2f4 security: Convert... |
1254 1255 1256 1257 |
} int security_inode_listxattr(struct dentry *dentry) { |
c6f493d63 VFS: security/: d... |
1258 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1259 |
return 0; |
f25fce3e8 LSM: Introduce se... |
1260 |
return call_int_hook(inode_listxattr, 0, dentry); |
20510f2f4 security: Convert... |
1261 |
} |
8f0cfa52a xattr: add missin... |
1262 |
int security_inode_removexattr(struct dentry *dentry, const char *name) |
20510f2f4 security: Convert... |
1263 |
{ |
3e1be52d6 security: imbed e... |
1264 |
int ret; |
c6f493d63 VFS: security/: d... |
1265 |
if (unlikely(IS_PRIVATE(d_backing_inode(dentry)))) |
20510f2f4 security: Convert... |
1266 |
return 0; |
b1d9e6b06 LSM: Switch to li... |
1267 1268 1269 1270 1271 1272 1273 |
/* * SELinux and Smack integrate the cap call, * so assume that all LSMs supplying this call do so. */ ret = call_int_hook(inode_removexattr, 1, dentry, name); if (ret == 1) ret = cap_inode_removexattr(dentry, name); |
3e1be52d6 security: imbed e... |
1274 1275 |
if (ret) return ret; |
42c63330f ima: add ima_inod... |
1276 1277 1278 |
ret = ima_inode_removexattr(dentry, name); if (ret) return ret; |
3e1be52d6 security: imbed e... |
1279 |
return evm_inode_removexattr(dentry, name); |
20510f2f4 security: Convert... |
1280 |
} |
b53767719 Implement file po... |
1281 1282 |
int security_inode_need_killpriv(struct dentry *dentry) { |
f25fce3e8 LSM: Introduce se... |
1283 |
return call_int_hook(inode_need_killpriv, 0, dentry); |
b53767719 Implement file po... |
1284 1285 1286 1287 |
} int security_inode_killpriv(struct dentry *dentry) { |
f25fce3e8 LSM: Introduce se... |
1288 |
return call_int_hook(inode_killpriv, 0, dentry); |
b53767719 Implement file po... |
1289 |
} |
ea861dfd9 security: Make in... |
1290 |
int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc) |
20510f2f4 security: Convert... |
1291 |
{ |
2885c1e3e LSM: Fix for secu... |
1292 1293 |
struct security_hook_list *hp; int rc; |
20510f2f4 security: Convert... |
1294 |
if (unlikely(IS_PRIVATE(inode))) |
98e828a06 security: Refacto... |
1295 |
return LSM_RET_DEFAULT(inode_getsecurity); |
2885c1e3e LSM: Fix for secu... |
1296 1297 1298 |
/* * Only one module will provide an attribute with a given name. */ |
df0ce1733 security: convert... |
1299 |
hlist_for_each_entry(hp, &security_hook_heads.inode_getsecurity, list) { |
2885c1e3e LSM: Fix for secu... |
1300 |
rc = hp->hook.inode_getsecurity(inode, name, buffer, alloc); |
98e828a06 security: Refacto... |
1301 |
if (rc != LSM_RET_DEFAULT(inode_getsecurity)) |
2885c1e3e LSM: Fix for secu... |
1302 1303 |
return rc; } |
98e828a06 security: Refacto... |
1304 |
return LSM_RET_DEFAULT(inode_getsecurity); |
20510f2f4 security: Convert... |
1305 1306 1307 1308 |
} int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags) { |
2885c1e3e LSM: Fix for secu... |
1309 1310 |
struct security_hook_list *hp; int rc; |
20510f2f4 security: Convert... |
1311 |
if (unlikely(IS_PRIVATE(inode))) |
98e828a06 security: Refacto... |
1312 |
return LSM_RET_DEFAULT(inode_setsecurity); |
2885c1e3e LSM: Fix for secu... |
1313 1314 1315 |
/* * Only one module will provide an attribute with a given name. */ |
df0ce1733 security: convert... |
1316 |
hlist_for_each_entry(hp, &security_hook_heads.inode_setsecurity, list) { |
2885c1e3e LSM: Fix for secu... |
1317 1318 |
rc = hp->hook.inode_setsecurity(inode, name, value, size, flags); |
98e828a06 security: Refacto... |
1319 |
if (rc != LSM_RET_DEFAULT(inode_setsecurity)) |
2885c1e3e LSM: Fix for secu... |
1320 1321 |
return rc; } |
98e828a06 security: Refacto... |
1322 |
return LSM_RET_DEFAULT(inode_setsecurity); |
20510f2f4 security: Convert... |
1323 1324 1325 1326 1327 1328 |
} int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size) { if (unlikely(IS_PRIVATE(inode))) return 0; |
f25fce3e8 LSM: Introduce se... |
1329 |
return call_int_hook(inode_listsecurity, 0, inode, buffer, buffer_size); |
20510f2f4 security: Convert... |
1330 |
} |
c9bccef6b NFS: Extend NFS x... |
1331 |
EXPORT_SYMBOL(security_inode_listsecurity); |
20510f2f4 security: Convert... |
1332 |
|
d6335d77a security: Make in... |
1333 |
void security_inode_getsecid(struct inode *inode, u32 *secid) |
8a076191f LSM: Introduce in... |
1334 |
{ |
f25fce3e8 LSM: Introduce se... |
1335 |
call_void_hook(inode_getsecid, inode, secid); |
8a076191f LSM: Introduce in... |
1336 |
} |
d8ad8b496 security, overlay... |
1337 1338 1339 1340 1341 |
int security_inode_copy_up(struct dentry *src, struct cred **new) { return call_int_hook(inode_copy_up, 0, src, new); } EXPORT_SYMBOL(security_inode_copy_up); |
121ab822e security,overlayf... |
1342 1343 |
int security_inode_copy_up_xattr(const char *name) { |
23e390cdb security: Fix hoo... |
1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 |
struct security_hook_list *hp; int rc; /* * The implementation can return 0 (accept the xattr), 1 (discard the * xattr), -EOPNOTSUPP if it does not know anything about the xattr or * any other error code incase of an error. */ hlist_for_each_entry(hp, &security_hook_heads.inode_copy_up_xattr, list) { rc = hp->hook.inode_copy_up_xattr(name); if (rc != LSM_RET_DEFAULT(inode_copy_up_xattr)) return rc; } return LSM_RET_DEFAULT(inode_copy_up_xattr); |
121ab822e security,overlayf... |
1360 1361 |
} EXPORT_SYMBOL(security_inode_copy_up_xattr); |
b230d5aba LSM: add new hook... |
1362 1363 1364 1365 1366 |
int security_kernfs_init_security(struct kernfs_node *kn_dir, struct kernfs_node *kn) { return call_int_hook(kernfs_init_security, 0, kn_dir, kn); } |
20510f2f4 security: Convert... |
1367 1368 |
int security_file_permission(struct file *file, int mask) { |
c4ec54b40 fsnotify: new fsn... |
1369 |
int ret; |
f25fce3e8 LSM: Introduce se... |
1370 |
ret = call_int_hook(file_permission, 0, file, mask); |
c4ec54b40 fsnotify: new fsn... |
1371 1372 1373 1374 |
if (ret) return ret; return fsnotify_perm(file, mask); |
20510f2f4 security: Convert... |
1375 1376 1377 1378 |
} int security_file_alloc(struct file *file) { |
33bf60cab LSM: Infrastructu... |
1379 1380 1381 1382 1383 1384 1385 1386 |
int rc = lsm_file_alloc(file); if (rc) return rc; rc = call_int_hook(file_alloc_security, 0, file); if (unlikely(rc)) security_file_free(file); return rc; |
20510f2f4 security: Convert... |
1387 1388 1389 1390 |
} void security_file_free(struct file *file) { |
33bf60cab LSM: Infrastructu... |
1391 |
void *blob; |
f25fce3e8 LSM: Introduce se... |
1392 |
call_void_hook(file_free_security, file); |
33bf60cab LSM: Infrastructu... |
1393 1394 1395 1396 1397 1398 |
blob = file->f_security; if (blob) { file->f_security = NULL; kmem_cache_free(lsm_file_cache, blob); } |
20510f2f4 security: Convert... |
1399 1400 1401 1402 |
} int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { |
f25fce3e8 LSM: Introduce se... |
1403 |
return call_int_hook(file_ioctl, 0, file, cmd, arg); |
20510f2f4 security: Convert... |
1404 |
} |
292f902a4 ovl: call secutir... |
1405 |
EXPORT_SYMBOL_GPL(security_file_ioctl); |
20510f2f4 security: Convert... |
1406 |
|
98de59bfe take calculation ... |
1407 |
static inline unsigned long mmap_prot(struct file *file, unsigned long prot) |
20510f2f4 security: Convert... |
1408 |
{ |
8b3ec6814 take security_mma... |
1409 |
/* |
98de59bfe take calculation ... |
1410 1411 |
* Does we have PROT_READ and does the application expect * it to imply PROT_EXEC? If not, nothing to talk about... |
8b3ec6814 take security_mma... |
1412 |
*/ |
98de59bfe take calculation ... |
1413 1414 |
if ((prot & (PROT_READ | PROT_EXEC)) != PROT_READ) return prot; |
8b3ec6814 take security_mma... |
1415 |
if (!(current->personality & READ_IMPLIES_EXEC)) |
98de59bfe take calculation ... |
1416 1417 1418 1419 1420 1421 1422 1423 |
return prot; /* * if that's an anonymous mapping, let it. */ if (!file) return prot | PROT_EXEC; /* * ditto if it's not on noexec mount, except that on !MMU we need |
b4caecd48 fs: introduce f_o... |
1424 |
* NOMMU_MAP_EXEC (== VM_MAYEXEC) in this case |
98de59bfe take calculation ... |
1425 |
*/ |
90f8572b0 vfs: Commit to ne... |
1426 |
if (!path_noexec(&file->f_path)) { |
8b3ec6814 take security_mma... |
1427 |
#ifndef CONFIG_MMU |
b4caecd48 fs: introduce f_o... |
1428 1429 1430 1431 1432 |
if (file->f_op->mmap_capabilities) { unsigned caps = file->f_op->mmap_capabilities(file); if (!(caps & NOMMU_MAP_EXEC)) return prot; } |
8b3ec6814 take security_mma... |
1433 |
#endif |
98de59bfe take calculation ... |
1434 |
return prot | PROT_EXEC; |
8b3ec6814 take security_mma... |
1435 |
} |
98de59bfe take calculation ... |
1436 1437 1438 1439 1440 1441 1442 1443 |
/* anything on noexec mount won't get PROT_EXEC */ return prot; } int security_mmap_file(struct file *file, unsigned long prot, unsigned long flags) { int ret; |
f25fce3e8 LSM: Introduce se... |
1444 |
ret = call_int_hook(mmap_file, 0, file, prot, |
98de59bfe take calculation ... |
1445 |
mmap_prot(file, prot), flags); |
6c21a7fb4 LSM: imbed ima ca... |
1446 1447 1448 |
if (ret) return ret; return ima_file_mmap(file, prot); |
20510f2f4 security: Convert... |
1449 |
} |
e5467859f split ->file_mmap... |
1450 1451 |
int security_mmap_addr(unsigned long addr) { |
f25fce3e8 LSM: Introduce se... |
1452 |
return call_int_hook(mmap_addr, 0, addr); |
e5467859f split ->file_mmap... |
1453 |
} |
20510f2f4 security: Convert... |
1454 1455 1456 |
int security_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot, unsigned long prot) { |
8eb613c0b ima: verify mprot... |
1457 1458 1459 1460 1461 1462 |
int ret; ret = call_int_hook(file_mprotect, 0, vma, reqprot, prot); if (ret) return ret; return ima_file_mprotect(vma, prot); |
20510f2f4 security: Convert... |
1463 1464 1465 1466 |
} int security_file_lock(struct file *file, unsigned int cmd) { |
f25fce3e8 LSM: Introduce se... |
1467 |
return call_int_hook(file_lock, 0, file, cmd); |
20510f2f4 security: Convert... |
1468 1469 1470 1471 |
} int security_file_fcntl(struct file *file, unsigned int cmd, unsigned long arg) { |
f25fce3e8 LSM: Introduce se... |
1472 |
return call_int_hook(file_fcntl, 0, file, cmd, arg); |
20510f2f4 security: Convert... |
1473 |
} |
e0b93eddf security: make se... |
1474 |
void security_file_set_fowner(struct file *file) |
20510f2f4 security: Convert... |
1475 |
{ |
f25fce3e8 LSM: Introduce se... |
1476 |
call_void_hook(file_set_fowner, file); |
20510f2f4 security: Convert... |
1477 1478 1479 1480 1481 |
} int security_file_send_sigiotask(struct task_struct *tsk, struct fown_struct *fown, int sig) { |
f25fce3e8 LSM: Introduce se... |
1482 |
return call_int_hook(file_send_sigiotask, 0, tsk, fown, sig); |
20510f2f4 security: Convert... |
1483 1484 1485 1486 |
} int security_file_receive(struct file *file) { |
f25fce3e8 LSM: Introduce se... |
1487 |
return call_int_hook(file_receive, 0, file); |
20510f2f4 security: Convert... |
1488 |
} |
e3f20ae21 security_file_ope... |
1489 |
int security_file_open(struct file *file) |
20510f2f4 security: Convert... |
1490 |
{ |
c4ec54b40 fsnotify: new fsn... |
1491 |
int ret; |
948176920 ->file_open(): lo... |
1492 |
ret = call_int_hook(file_open, 0, file); |
c4ec54b40 fsnotify: new fsn... |
1493 1494 1495 1496 |
if (ret) return ret; return fsnotify_perm(file, MAY_OPEN); |
20510f2f4 security: Convert... |
1497 |
} |
e4e55b47e LSM: Revive secur... |
1498 1499 |
int security_task_alloc(struct task_struct *task, unsigned long clone_flags) { |
f4ad8f2c4 LSM: Infrastructu... |
1500 1501 1502 1503 1504 1505 1506 1507 |
int rc = lsm_task_alloc(task); if (rc) return rc; rc = call_int_hook(task_alloc, 0, task, clone_flags); if (unlikely(rc)) security_task_free(task); return rc; |
e4e55b47e LSM: Revive secur... |
1508 |
} |
1a2a4d06e security: create ... |
1509 1510 |
void security_task_free(struct task_struct *task) { |
f25fce3e8 LSM: Introduce se... |
1511 |
call_void_hook(task_free, task); |
f4ad8f2c4 LSM: Infrastructu... |
1512 1513 1514 |
kfree(task->security); task->security = NULL; |
1a2a4d06e security: create ... |
1515 |
} |
ee18d64c1 KEYS: Add a keyct... |
1516 1517 |
int security_cred_alloc_blank(struct cred *cred, gfp_t gfp) { |
bbd3662a8 Infrastructure ma... |
1518 1519 1520 1521 1522 1523 |
int rc = lsm_cred_alloc(cred, gfp); if (rc) return rc; rc = call_int_hook(cred_alloc_blank, 0, cred, gfp); |
33bf60cab LSM: Infrastructu... |
1524 |
if (unlikely(rc)) |
bbd3662a8 Infrastructure ma... |
1525 1526 |
security_cred_free(cred); return rc; |
ee18d64c1 KEYS: Add a keyct... |
1527 |
} |
d84f4f992 CRED: Inaugurate ... |
1528 |
void security_cred_free(struct cred *cred) |
20510f2f4 security: Convert... |
1529 |
{ |
a5795fd38 LSM: Check for NU... |
1530 1531 1532 1533 1534 1535 |
/* * There is a failure case in prepare_creds() that * may result in a call here with ->security being NULL. */ if (unlikely(cred->security == NULL)) return; |
f25fce3e8 LSM: Introduce se... |
1536 |
call_void_hook(cred_free, cred); |
bbd3662a8 Infrastructure ma... |
1537 1538 1539 |
kfree(cred->security); cred->security = NULL; |
20510f2f4 security: Convert... |
1540 |
} |
d84f4f992 CRED: Inaugurate ... |
1541 |
int security_prepare_creds(struct cred *new, const struct cred *old, gfp_t gfp) |
20510f2f4 security: Convert... |
1542 |
{ |
bbd3662a8 Infrastructure ma... |
1543 1544 1545 1546 1547 1548 |
int rc = lsm_cred_alloc(new, gfp); if (rc) return rc; rc = call_int_hook(cred_prepare, 0, new, old, gfp); |
33bf60cab LSM: Infrastructu... |
1549 |
if (unlikely(rc)) |
bbd3662a8 Infrastructure ma... |
1550 1551 |
security_cred_free(new); return rc; |
d84f4f992 CRED: Inaugurate ... |
1552 |
} |
ee18d64c1 KEYS: Add a keyct... |
1553 1554 |
void security_transfer_creds(struct cred *new, const struct cred *old) { |
f25fce3e8 LSM: Introduce se... |
1555 |
call_void_hook(cred_transfer, new, old); |
ee18d64c1 KEYS: Add a keyct... |
1556 |
} |
3ec301132 security: Add a c... |
1557 1558 1559 1560 1561 1562 |
void security_cred_getsecid(const struct cred *c, u32 *secid) { *secid = 0; call_void_hook(cred_getsecid, c, secid); } EXPORT_SYMBOL(security_cred_getsecid); |
3a3b7ce93 CRED: Allow kerne... |
1563 1564 |
int security_kernel_act_as(struct cred *new, u32 secid) { |
f25fce3e8 LSM: Introduce se... |
1565 |
return call_int_hook(kernel_act_as, 0, new, secid); |
3a3b7ce93 CRED: Allow kerne... |
1566 1567 1568 1569 |
} int security_kernel_create_files_as(struct cred *new, struct inode *inode) { |
f25fce3e8 LSM: Introduce se... |
1570 |
return call_int_hook(kernel_create_files_as, 0, new, inode); |
3a3b7ce93 CRED: Allow kerne... |
1571 |
} |
dd8dbf2e6 security: report ... |
1572 |
int security_kernel_module_request(char *kmod_name) |
9188499cd security: introdu... |
1573 |
{ |
6eb864c1d integrity: preven... |
1574 1575 1576 1577 1578 1579 |
int ret; ret = call_int_hook(kernel_module_request, 0, kmod_name); if (ret) return ret; return integrity_kernel_module_request(kmod_name); |
9188499cd security: introdu... |
1580 |
} |
2039bda1f LSM: Add "content... |
1581 1582 |
int security_kernel_read_file(struct file *file, enum kernel_read_file_id id, bool contents) |
39eeb4fb9 security: define ... |
1583 1584 |
{ int ret; |
2039bda1f LSM: Add "content... |
1585 |
ret = call_int_hook(kernel_read_file, 0, file, id, contents); |
39eeb4fb9 security: define ... |
1586 1587 |
if (ret) return ret; |
2039bda1f LSM: Add "content... |
1588 |
return ima_read_file(file, id, contents); |
39eeb4fb9 security: define ... |
1589 1590 |
} EXPORT_SYMBOL_GPL(security_kernel_read_file); |
bc8ca5b92 vfs: define kerne... |
1591 1592 |
int security_kernel_post_read_file(struct file *file, char *buf, loff_t size, enum kernel_read_file_id id) |
b44a7dfc6 vfs: define a gen... |
1593 |
{ |
cf2222178 ima: define a new... |
1594 1595 1596 1597 1598 1599 |
int ret; ret = call_int_hook(kernel_post_read_file, 0, file, buf, size, id); if (ret) return ret; return ima_post_read_file(file, buf, size, id); |
b44a7dfc6 vfs: define a gen... |
1600 1601 |
} EXPORT_SYMBOL_GPL(security_kernel_post_read_file); |
b64fcae74 LSM: Introduce ke... |
1602 |
int security_kernel_load_data(enum kernel_load_data_id id, bool contents) |
377179cd2 security: define ... |
1603 |
{ |
16c267aac ima: based on pol... |
1604 |
int ret; |
b64fcae74 LSM: Introduce ke... |
1605 |
ret = call_int_hook(kernel_load_data, 0, id, contents); |
16c267aac ima: based on pol... |
1606 1607 |
if (ret) return ret; |
b64fcae74 LSM: Introduce ke... |
1608 |
return ima_load_data(id, contents); |
377179cd2 security: define ... |
1609 |
} |
83a68a067 security: export ... |
1610 |
EXPORT_SYMBOL_GPL(security_kernel_load_data); |
377179cd2 security: define ... |
1611 |
|
b64fcae74 LSM: Introduce ke... |
1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 |
int security_kernel_post_load_data(char *buf, loff_t size, enum kernel_load_data_id id, char *description) { int ret; ret = call_int_hook(kernel_post_load_data, 0, buf, size, id, description); if (ret) return ret; return ima_post_load_data(buf, size, id, description); } EXPORT_SYMBOL_GPL(security_kernel_post_load_data); |
d84f4f992 CRED: Inaugurate ... |
1625 1626 |
int security_task_fix_setuid(struct cred *new, const struct cred *old, int flags) |
20510f2f4 security: Convert... |
1627 |
{ |
f25fce3e8 LSM: Introduce se... |
1628 |
return call_int_hook(task_fix_setuid, 0, new, old, flags); |
20510f2f4 security: Convert... |
1629 |
} |
39030e135 security: Add LSM... |
1630 1631 1632 1633 1634 |
int security_task_fix_setgid(struct cred *new, const struct cred *old, int flags) { return call_int_hook(task_fix_setgid, 0, new, old, flags); } |
20510f2f4 security: Convert... |
1635 1636 |
int security_task_setpgid(struct task_struct *p, pid_t pgid) { |
f25fce3e8 LSM: Introduce se... |
1637 |
return call_int_hook(task_setpgid, 0, p, pgid); |
20510f2f4 security: Convert... |
1638 1639 1640 1641 |
} int security_task_getpgid(struct task_struct *p) { |
f25fce3e8 LSM: Introduce se... |
1642 |
return call_int_hook(task_getpgid, 0, p); |
20510f2f4 security: Convert... |
1643 1644 1645 1646 |
} int security_task_getsid(struct task_struct *p) { |
f25fce3e8 LSM: Introduce se... |
1647 |
return call_int_hook(task_getsid, 0, p); |
20510f2f4 security: Convert... |
1648 1649 1650 1651 |
} void security_task_getsecid(struct task_struct *p, u32 *secid) { |
b1d9e6b06 LSM: Switch to li... |
1652 |
*secid = 0; |
f25fce3e8 LSM: Introduce se... |
1653 |
call_void_hook(task_getsecid, p, secid); |
20510f2f4 security: Convert... |
1654 1655 |
} EXPORT_SYMBOL(security_task_getsecid); |
20510f2f4 security: Convert... |
1656 1657 |
int security_task_setnice(struct task_struct *p, int nice) { |
f25fce3e8 LSM: Introduce se... |
1658 |
return call_int_hook(task_setnice, 0, p, nice); |
20510f2f4 security: Convert... |
1659 1660 1661 1662 |
} int security_task_setioprio(struct task_struct *p, int ioprio) { |
f25fce3e8 LSM: Introduce se... |
1663 |
return call_int_hook(task_setioprio, 0, p, ioprio); |
20510f2f4 security: Convert... |
1664 1665 1666 1667 |
} int security_task_getioprio(struct task_struct *p) { |
f25fce3e8 LSM: Introduce se... |
1668 |
return call_int_hook(task_getioprio, 0, p); |
20510f2f4 security: Convert... |
1669 |
} |
791ec491c prlimit,security,... |
1670 1671 1672 1673 1674 |
int security_task_prlimit(const struct cred *cred, const struct cred *tcred, unsigned int flags) { return call_int_hook(task_prlimit, 0, cred, tcred, flags); } |
8fd00b4d7 rlimits: security... |
1675 1676 |
int security_task_setrlimit(struct task_struct *p, unsigned int resource, struct rlimit *new_rlim) |
20510f2f4 security: Convert... |
1677 |
{ |
f25fce3e8 LSM: Introduce se... |
1678 |
return call_int_hook(task_setrlimit, 0, p, resource, new_rlim); |
20510f2f4 security: Convert... |
1679 |
} |
b0ae19811 security: remove ... |
1680 |
int security_task_setscheduler(struct task_struct *p) |
20510f2f4 security: Convert... |
1681 |
{ |
f25fce3e8 LSM: Introduce se... |
1682 |
return call_int_hook(task_setscheduler, 0, p); |
20510f2f4 security: Convert... |
1683 1684 1685 1686 |
} int security_task_getscheduler(struct task_struct *p) { |
f25fce3e8 LSM: Introduce se... |
1687 |
return call_int_hook(task_getscheduler, 0, p); |
20510f2f4 security: Convert... |
1688 1689 1690 1691 |
} int security_task_movememory(struct task_struct *p) { |
f25fce3e8 LSM: Introduce se... |
1692 |
return call_int_hook(task_movememory, 0, p); |
20510f2f4 security: Convert... |
1693 |
} |
ae7795bc6 signal: Distingui... |
1694 |
int security_task_kill(struct task_struct *p, struct kernel_siginfo *info, |
6b4f3d010 usb, signal, secu... |
1695 |
int sig, const struct cred *cred) |
20510f2f4 security: Convert... |
1696 |
{ |
6b4f3d010 usb, signal, secu... |
1697 |
return call_int_hook(task_kill, 0, p, info, sig, cred); |
20510f2f4 security: Convert... |
1698 |
} |
20510f2f4 security: Convert... |
1699 |
int security_task_prctl(int option, unsigned long arg2, unsigned long arg3, |
d84f4f992 CRED: Inaugurate ... |
1700 |
unsigned long arg4, unsigned long arg5) |
20510f2f4 security: Convert... |
1701 |
{ |
b1d9e6b06 LSM: Switch to li... |
1702 |
int thisrc; |
98e828a06 security: Refacto... |
1703 |
int rc = LSM_RET_DEFAULT(task_prctl); |
b1d9e6b06 LSM: Switch to li... |
1704 |
struct security_hook_list *hp; |
df0ce1733 security: convert... |
1705 |
hlist_for_each_entry(hp, &security_hook_heads.task_prctl, list) { |
b1d9e6b06 LSM: Switch to li... |
1706 |
thisrc = hp->hook.task_prctl(option, arg2, arg3, arg4, arg5); |
98e828a06 security: Refacto... |
1707 |
if (thisrc != LSM_RET_DEFAULT(task_prctl)) { |
b1d9e6b06 LSM: Switch to li... |
1708 1709 1710 1711 1712 1713 |
rc = thisrc; if (thisrc != 0) break; } } return rc; |
20510f2f4 security: Convert... |
1714 1715 1716 1717 |
} void security_task_to_inode(struct task_struct *p, struct inode *inode) { |
f25fce3e8 LSM: Introduce se... |
1718 |
call_void_hook(task_to_inode, p, inode); |
20510f2f4 security: Convert... |
1719 1720 1721 1722 |
} int security_ipc_permission(struct kern_ipc_perm *ipcp, short flag) { |
f25fce3e8 LSM: Introduce se... |
1723 |
return call_int_hook(ipc_permission, 0, ipcp, flag); |
20510f2f4 security: Convert... |
1724 |
} |
8a076191f LSM: Introduce in... |
1725 1726 |
void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid) { |
b1d9e6b06 LSM: Switch to li... |
1727 |
*secid = 0; |
f25fce3e8 LSM: Introduce se... |
1728 |
call_void_hook(ipc_getsecid, ipcp, secid); |
8a076191f LSM: Introduce in... |
1729 |
} |
20510f2f4 security: Convert... |
1730 1731 |
int security_msg_msg_alloc(struct msg_msg *msg) { |
ecd5f82e0 LSM: Infrastructu... |
1732 1733 1734 1735 1736 1737 1738 1739 |
int rc = lsm_msg_msg_alloc(msg); if (unlikely(rc)) return rc; rc = call_int_hook(msg_msg_alloc_security, 0, msg); if (unlikely(rc)) security_msg_msg_free(msg); return rc; |
20510f2f4 security: Convert... |
1740 1741 1742 1743 |
} void security_msg_msg_free(struct msg_msg *msg) { |
f25fce3e8 LSM: Introduce se... |
1744 |
call_void_hook(msg_msg_free_security, msg); |
ecd5f82e0 LSM: Infrastructu... |
1745 1746 |
kfree(msg->security); msg->security = NULL; |
20510f2f4 security: Convert... |
1747 |
} |
d8c6e8543 msg/security: Pas... |
1748 |
int security_msg_queue_alloc(struct kern_ipc_perm *msq) |
20510f2f4 security: Convert... |
1749 |
{ |
ecd5f82e0 LSM: Infrastructu... |
1750 1751 1752 1753 1754 1755 1756 1757 |
int rc = lsm_ipc_alloc(msq); if (unlikely(rc)) return rc; rc = call_int_hook(msg_queue_alloc_security, 0, msq); if (unlikely(rc)) security_msg_queue_free(msq); return rc; |
20510f2f4 security: Convert... |
1758 |
} |
d8c6e8543 msg/security: Pas... |
1759 |
void security_msg_queue_free(struct kern_ipc_perm *msq) |
20510f2f4 security: Convert... |
1760 |
{ |
f25fce3e8 LSM: Introduce se... |
1761 |
call_void_hook(msg_queue_free_security, msq); |
ecd5f82e0 LSM: Infrastructu... |
1762 1763 |
kfree(msq->security); msq->security = NULL; |
20510f2f4 security: Convert... |
1764 |
} |
d8c6e8543 msg/security: Pas... |
1765 |
int security_msg_queue_associate(struct kern_ipc_perm *msq, int msqflg) |
20510f2f4 security: Convert... |
1766 |
{ |
f25fce3e8 LSM: Introduce se... |
1767 |
return call_int_hook(msg_queue_associate, 0, msq, msqflg); |
20510f2f4 security: Convert... |
1768 |
} |
d8c6e8543 msg/security: Pas... |
1769 |
int security_msg_queue_msgctl(struct kern_ipc_perm *msq, int cmd) |
20510f2f4 security: Convert... |
1770 |
{ |
f25fce3e8 LSM: Introduce se... |
1771 |
return call_int_hook(msg_queue_msgctl, 0, msq, cmd); |
20510f2f4 security: Convert... |
1772 |
} |
d8c6e8543 msg/security: Pas... |
1773 |
int security_msg_queue_msgsnd(struct kern_ipc_perm *msq, |
20510f2f4 security: Convert... |
1774 1775 |
struct msg_msg *msg, int msqflg) { |
f25fce3e8 LSM: Introduce se... |
1776 |
return call_int_hook(msg_queue_msgsnd, 0, msq, msg, msqflg); |
20510f2f4 security: Convert... |
1777 |
} |
d8c6e8543 msg/security: Pas... |
1778 |
int security_msg_queue_msgrcv(struct kern_ipc_perm *msq, struct msg_msg *msg, |
20510f2f4 security: Convert... |
1779 1780 |
struct task_struct *target, long type, int mode) { |
f25fce3e8 LSM: Introduce se... |
1781 |
return call_int_hook(msg_queue_msgrcv, 0, msq, msg, target, type, mode); |
20510f2f4 security: Convert... |
1782 |
} |
7191adff2 shm/security: Pas... |
1783 |
int security_shm_alloc(struct kern_ipc_perm *shp) |
20510f2f4 security: Convert... |
1784 |
{ |
ecd5f82e0 LSM: Infrastructu... |
1785 1786 1787 1788 1789 1790 1791 1792 |
int rc = lsm_ipc_alloc(shp); if (unlikely(rc)) return rc; rc = call_int_hook(shm_alloc_security, 0, shp); if (unlikely(rc)) security_shm_free(shp); return rc; |
20510f2f4 security: Convert... |
1793 |
} |
7191adff2 shm/security: Pas... |
1794 |
void security_shm_free(struct kern_ipc_perm *shp) |
20510f2f4 security: Convert... |
1795 |
{ |
f25fce3e8 LSM: Introduce se... |
1796 |
call_void_hook(shm_free_security, shp); |
ecd5f82e0 LSM: Infrastructu... |
1797 1798 |
kfree(shp->security); shp->security = NULL; |
20510f2f4 security: Convert... |
1799 |
} |
7191adff2 shm/security: Pas... |
1800 |
int security_shm_associate(struct kern_ipc_perm *shp, int shmflg) |
20510f2f4 security: Convert... |
1801 |
{ |
f25fce3e8 LSM: Introduce se... |
1802 |
return call_int_hook(shm_associate, 0, shp, shmflg); |
20510f2f4 security: Convert... |
1803 |
} |
7191adff2 shm/security: Pas... |
1804 |
int security_shm_shmctl(struct kern_ipc_perm *shp, int cmd) |
20510f2f4 security: Convert... |
1805 |
{ |
f25fce3e8 LSM: Introduce se... |
1806 |
return call_int_hook(shm_shmctl, 0, shp, cmd); |
20510f2f4 security: Convert... |
1807 |
} |
7191adff2 shm/security: Pas... |
1808 |
int security_shm_shmat(struct kern_ipc_perm *shp, char __user *shmaddr, int shmflg) |
20510f2f4 security: Convert... |
1809 |
{ |
f25fce3e8 LSM: Introduce se... |
1810 |
return call_int_hook(shm_shmat, 0, shp, shmaddr, shmflg); |
20510f2f4 security: Convert... |
1811 |
} |
aefad9593 sem/security: Pas... |
1812 |
int security_sem_alloc(struct kern_ipc_perm *sma) |
20510f2f4 security: Convert... |
1813 |
{ |
ecd5f82e0 LSM: Infrastructu... |
1814 1815 1816 1817 1818 1819 1820 1821 |
int rc = lsm_ipc_alloc(sma); if (unlikely(rc)) return rc; rc = call_int_hook(sem_alloc_security, 0, sma); if (unlikely(rc)) security_sem_free(sma); return rc; |
20510f2f4 security: Convert... |
1822 |
} |
aefad9593 sem/security: Pas... |
1823 |
void security_sem_free(struct kern_ipc_perm *sma) |
20510f2f4 security: Convert... |
1824 |
{ |
f25fce3e8 LSM: Introduce se... |
1825 |
call_void_hook(sem_free_security, sma); |
ecd5f82e0 LSM: Infrastructu... |
1826 1827 |
kfree(sma->security); sma->security = NULL; |
20510f2f4 security: Convert... |
1828 |
} |
aefad9593 sem/security: Pas... |
1829 |
int security_sem_associate(struct kern_ipc_perm *sma, int semflg) |
20510f2f4 security: Convert... |
1830 |
{ |
f25fce3e8 LSM: Introduce se... |
1831 |
return call_int_hook(sem_associate, 0, sma, semflg); |
20510f2f4 security: Convert... |
1832 |
} |
aefad9593 sem/security: Pas... |
1833 |
int security_sem_semctl(struct kern_ipc_perm *sma, int cmd) |
20510f2f4 security: Convert... |
1834 |
{ |
f25fce3e8 LSM: Introduce se... |
1835 |
return call_int_hook(sem_semctl, 0, sma, cmd); |
20510f2f4 security: Convert... |
1836 |
} |
aefad9593 sem/security: Pas... |
1837 |
int security_sem_semop(struct kern_ipc_perm *sma, struct sembuf *sops, |
20510f2f4 security: Convert... |
1838 1839 |
unsigned nsops, int alter) { |
f25fce3e8 LSM: Introduce se... |
1840 |
return call_int_hook(sem_semop, 0, sma, sops, nsops, alter); |
20510f2f4 security: Convert... |
1841 1842 1843 1844 1845 1846 |
} void security_d_instantiate(struct dentry *dentry, struct inode *inode) { if (unlikely(inode && IS_PRIVATE(inode))) return; |
f25fce3e8 LSM: Introduce se... |
1847 |
call_void_hook(d_instantiate, dentry, inode); |
20510f2f4 security: Convert... |
1848 1849 |
} EXPORT_SYMBOL(security_d_instantiate); |
6d9c939db procfs: add smack... |
1850 1851 |
int security_getprocattr(struct task_struct *p, const char *lsm, char *name, char **value) |
20510f2f4 security: Convert... |
1852 |
{ |
6d9c939db procfs: add smack... |
1853 1854 1855 1856 1857 1858 1859 |
struct security_hook_list *hp; hlist_for_each_entry(hp, &security_hook_heads.getprocattr, list) { if (lsm != NULL && strcmp(lsm, hp->lsm)) continue; return hp->hook.getprocattr(p, name, value); } |
98e828a06 security: Refacto... |
1860 |
return LSM_RET_DEFAULT(getprocattr); |
20510f2f4 security: Convert... |
1861 |
} |
6d9c939db procfs: add smack... |
1862 1863 |
int security_setprocattr(const char *lsm, const char *name, void *value, size_t size) |
20510f2f4 security: Convert... |
1864 |
{ |
6d9c939db procfs: add smack... |
1865 1866 1867 1868 1869 1870 1871 |
struct security_hook_list *hp; hlist_for_each_entry(hp, &security_hook_heads.setprocattr, list) { if (lsm != NULL && strcmp(lsm, hp->lsm)) continue; return hp->hook.setprocattr(name, value, size); } |
98e828a06 security: Refacto... |
1872 |
return LSM_RET_DEFAULT(setprocattr); |
20510f2f4 security: Convert... |
1873 1874 1875 1876 |
} int security_netlink_send(struct sock *sk, struct sk_buff *skb) { |
f25fce3e8 LSM: Introduce se... |
1877 |
return call_int_hook(netlink_send, 0, sk, skb); |
20510f2f4 security: Convert... |
1878 |
} |
20510f2f4 security: Convert... |
1879 |
|
746df9b59 Security: Add Hoo... |
1880 1881 |
int security_ismaclabel(const char *name) { |
f25fce3e8 LSM: Introduce se... |
1882 |
return call_int_hook(ismaclabel, 0, name); |
746df9b59 Security: Add Hoo... |
1883 1884 |
} EXPORT_SYMBOL(security_ismaclabel); |
20510f2f4 security: Convert... |
1885 1886 |
int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen) { |
0550cfe8c security: Fix hoo... |
1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 |
struct security_hook_list *hp; int rc; /* * Currently, only one LSM can implement secid_to_secctx (i.e this * LSM hook is not "stackable"). */ hlist_for_each_entry(hp, &security_hook_heads.secid_to_secctx, list) { rc = hp->hook.secid_to_secctx(secid, secdata, seclen); if (rc != LSM_RET_DEFAULT(secid_to_secctx)) return rc; } return LSM_RET_DEFAULT(secid_to_secctx); |
20510f2f4 security: Convert... |
1901 1902 |
} EXPORT_SYMBOL(security_secid_to_secctx); |
7bf570dc8 Security: Make se... |
1903 |
int security_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid) |
63cb34492 security: add a s... |
1904 |
{ |
b1d9e6b06 LSM: Switch to li... |
1905 |
*secid = 0; |
f25fce3e8 LSM: Introduce se... |
1906 |
return call_int_hook(secctx_to_secid, 0, secdata, seclen, secid); |
63cb34492 security: add a s... |
1907 1908 |
} EXPORT_SYMBOL(security_secctx_to_secid); |
20510f2f4 security: Convert... |
1909 1910 |
void security_release_secctx(char *secdata, u32 seclen) { |
f25fce3e8 LSM: Introduce se... |
1911 |
call_void_hook(release_secctx, secdata, seclen); |
20510f2f4 security: Convert... |
1912 1913 |
} EXPORT_SYMBOL(security_release_secctx); |
6f3be9f56 security: Add hoo... |
1914 1915 1916 1917 1918 |
void security_inode_invalidate_secctx(struct inode *inode) { call_void_hook(inode_invalidate_secctx, inode); } EXPORT_SYMBOL(security_inode_invalidate_secctx); |
1ee65e37e LSM/SELinux: inod... |
1919 1920 |
int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen) { |
f25fce3e8 LSM: Introduce se... |
1921 |
return call_int_hook(inode_notifysecctx, 0, inode, ctx, ctxlen); |
1ee65e37e LSM/SELinux: inod... |
1922 1923 1924 1925 1926 |
} EXPORT_SYMBOL(security_inode_notifysecctx); int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen) { |
f25fce3e8 LSM: Introduce se... |
1927 |
return call_int_hook(inode_setsecctx, 0, dentry, ctx, ctxlen); |
1ee65e37e LSM/SELinux: inod... |
1928 1929 1930 1931 1932 |
} EXPORT_SYMBOL(security_inode_setsecctx); int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen) { |
b1d9e6b06 LSM: Switch to li... |
1933 |
return call_int_hook(inode_getsecctx, -EOPNOTSUPP, inode, ctx, ctxlen); |
1ee65e37e LSM/SELinux: inod... |
1934 1935 |
} EXPORT_SYMBOL(security_inode_getsecctx); |
344fa64ef security: Add a h... |
1936 1937 1938 1939 1940 1941 1942 1943 |
#ifdef CONFIG_WATCH_QUEUE int security_post_notification(const struct cred *w_cred, const struct cred *cred, struct watch_notification *n) { return call_int_hook(post_notification, 0, w_cred, cred, n); } #endif /* CONFIG_WATCH_QUEUE */ |
998f50407 security: Add hoo... |
1944 1945 1946 1947 1948 1949 |
#ifdef CONFIG_KEY_NOTIFICATIONS int security_watch_key(struct key *key) { return call_int_hook(watch_key, 0, key); } #endif |
20510f2f4 security: Convert... |
1950 |
#ifdef CONFIG_SECURITY_NETWORK |
3610cda53 af_unix: Avoid so... |
1951 |
int security_unix_stream_connect(struct sock *sock, struct sock *other, struct sock *newsk) |
20510f2f4 security: Convert... |
1952 |
{ |
f25fce3e8 LSM: Introduce se... |
1953 |
return call_int_hook(unix_stream_connect, 0, sock, other, newsk); |
20510f2f4 security: Convert... |
1954 1955 1956 1957 1958 |
} EXPORT_SYMBOL(security_unix_stream_connect); int security_unix_may_send(struct socket *sock, struct socket *other) { |
f25fce3e8 LSM: Introduce se... |
1959 |
return call_int_hook(unix_may_send, 0, sock, other); |
20510f2f4 security: Convert... |
1960 1961 1962 1963 1964 |
} EXPORT_SYMBOL(security_unix_may_send); int security_socket_create(int family, int type, int protocol, int kern) { |
f25fce3e8 LSM: Introduce se... |
1965 |
return call_int_hook(socket_create, 0, family, type, protocol, kern); |
20510f2f4 security: Convert... |
1966 1967 1968 1969 1970 |
} int security_socket_post_create(struct socket *sock, int family, int type, int protocol, int kern) { |
f25fce3e8 LSM: Introduce se... |
1971 |
return call_int_hook(socket_post_create, 0, sock, family, type, |
20510f2f4 security: Convert... |
1972 1973 |
protocol, kern); } |
aae7cfcbb security: add hoo... |
1974 1975 1976 1977 1978 |
int security_socket_socketpair(struct socket *socka, struct socket *sockb) { return call_int_hook(socket_socketpair, 0, socka, sockb); } EXPORT_SYMBOL(security_socket_socketpair); |
20510f2f4 security: Convert... |
1979 1980 |
int security_socket_bind(struct socket *sock, struct sockaddr *address, int addrlen) { |
f25fce3e8 LSM: Introduce se... |
1981 |
return call_int_hook(socket_bind, 0, sock, address, addrlen); |
20510f2f4 security: Convert... |
1982 1983 1984 1985 |
} int security_socket_connect(struct socket *sock, struct sockaddr *address, int addrlen) { |
f25fce3e8 LSM: Introduce se... |
1986 |
return call_int_hook(socket_connect, 0, sock, address, addrlen); |
20510f2f4 security: Convert... |
1987 1988 1989 1990 |
} int security_socket_listen(struct socket *sock, int backlog) { |
f25fce3e8 LSM: Introduce se... |
1991 |
return call_int_hook(socket_listen, 0, sock, backlog); |
20510f2f4 security: Convert... |
1992 1993 1994 1995 |
} int security_socket_accept(struct socket *sock, struct socket *newsock) { |
f25fce3e8 LSM: Introduce se... |
1996 |
return call_int_hook(socket_accept, 0, sock, newsock); |
20510f2f4 security: Convert... |
1997 |
} |
20510f2f4 security: Convert... |
1998 1999 |
int security_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size) { |
f25fce3e8 LSM: Introduce se... |
2000 |
return call_int_hook(socket_sendmsg, 0, sock, msg, size); |
20510f2f4 security: Convert... |
2001 2002 2003 2004 2005 |
} int security_socket_recvmsg(struct socket *sock, struct msghdr *msg, int size, int flags) { |
f25fce3e8 LSM: Introduce se... |
2006 |
return call_int_hook(socket_recvmsg, 0, sock, msg, size, flags); |
20510f2f4 security: Convert... |
2007 2008 2009 2010 |
} int security_socket_getsockname(struct socket *sock) { |
f25fce3e8 LSM: Introduce se... |
2011 |
return call_int_hook(socket_getsockname, 0, sock); |
20510f2f4 security: Convert... |
2012 2013 2014 2015 |
} int security_socket_getpeername(struct socket *sock) { |
f25fce3e8 LSM: Introduce se... |
2016 |
return call_int_hook(socket_getpeername, 0, sock); |
20510f2f4 security: Convert... |
2017 2018 2019 2020 |
} int security_socket_getsockopt(struct socket *sock, int level, int optname) { |
f25fce3e8 LSM: Introduce se... |
2021 |
return call_int_hook(socket_getsockopt, 0, sock, level, optname); |
20510f2f4 security: Convert... |
2022 2023 2024 2025 |
} int security_socket_setsockopt(struct socket *sock, int level, int optname) { |
f25fce3e8 LSM: Introduce se... |
2026 |
return call_int_hook(socket_setsockopt, 0, sock, level, optname); |
20510f2f4 security: Convert... |
2027 2028 2029 2030 |
} int security_socket_shutdown(struct socket *sock, int how) { |
f25fce3e8 LSM: Introduce se... |
2031 |
return call_int_hook(socket_shutdown, 0, sock, how); |
20510f2f4 security: Convert... |
2032 2033 2034 2035 |
} int security_sock_rcv_skb(struct sock *sk, struct sk_buff *skb) { |
f25fce3e8 LSM: Introduce se... |
2036 |
return call_int_hook(socket_sock_rcv_skb, 0, sk, skb); |
20510f2f4 security: Convert... |
2037 2038 2039 2040 2041 2042 |
} EXPORT_SYMBOL(security_sock_rcv_skb); int security_socket_getpeersec_stream(struct socket *sock, char __user *optval, int __user *optlen, unsigned len) { |
b1d9e6b06 LSM: Switch to li... |
2043 2044 |
return call_int_hook(socket_getpeersec_stream, -ENOPROTOOPT, sock, optval, optlen, len); |
20510f2f4 security: Convert... |
2045 2046 2047 2048 |
} int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid) { |
e308fd3bb LSM: restore cert... |
2049 2050 |
return call_int_hook(socket_getpeersec_dgram, -ENOPROTOOPT, sock, skb, secid); |
20510f2f4 security: Convert... |
2051 2052 2053 2054 2055 |
} EXPORT_SYMBOL(security_socket_getpeersec_dgram); int security_sk_alloc(struct sock *sk, int family, gfp_t priority) { |
f25fce3e8 LSM: Introduce se... |
2056 |
return call_int_hook(sk_alloc_security, 0, sk, family, priority); |
20510f2f4 security: Convert... |
2057 2058 2059 2060 |
} void security_sk_free(struct sock *sk) { |
f25fce3e8 LSM: Introduce se... |
2061 |
call_void_hook(sk_free_security, sk); |
20510f2f4 security: Convert... |
2062 2063 2064 2065 |
} void security_sk_clone(const struct sock *sk, struct sock *newsk) { |
f25fce3e8 LSM: Introduce se... |
2066 |
call_void_hook(sk_clone_security, sk, newsk); |
20510f2f4 security: Convert... |
2067 |
} |
6230c9b4f bluetooth: Proper... |
2068 |
EXPORT_SYMBOL(security_sk_clone); |
20510f2f4 security: Convert... |
2069 2070 2071 |
void security_sk_classify_flow(struct sock *sk, struct flowi *fl) { |
f25fce3e8 LSM: Introduce se... |
2072 |
call_void_hook(sk_getsecid, sk, &fl->flowi_secid); |
20510f2f4 security: Convert... |
2073 2074 2075 2076 2077 |
} EXPORT_SYMBOL(security_sk_classify_flow); void security_req_classify_flow(const struct request_sock *req, struct flowi *fl) { |
f25fce3e8 LSM: Introduce se... |
2078 |
call_void_hook(req_classify_flow, req, fl); |
20510f2f4 security: Convert... |
2079 2080 2081 2082 2083 |
} EXPORT_SYMBOL(security_req_classify_flow); void security_sock_graft(struct sock *sk, struct socket *parent) { |
f25fce3e8 LSM: Introduce se... |
2084 |
call_void_hook(sock_graft, sk, parent); |
20510f2f4 security: Convert... |
2085 2086 2087 2088 2089 2090 |
} EXPORT_SYMBOL(security_sock_graft); int security_inet_conn_request(struct sock *sk, struct sk_buff *skb, struct request_sock *req) { |
f25fce3e8 LSM: Introduce se... |
2091 |
return call_int_hook(inet_conn_request, 0, sk, skb, req); |
20510f2f4 security: Convert... |
2092 2093 2094 2095 2096 2097 |
} EXPORT_SYMBOL(security_inet_conn_request); void security_inet_csk_clone(struct sock *newsk, const struct request_sock *req) { |
f25fce3e8 LSM: Introduce se... |
2098 |
call_void_hook(inet_csk_clone, newsk, req); |
20510f2f4 security: Convert... |
2099 2100 2101 2102 2103 |
} void security_inet_conn_established(struct sock *sk, struct sk_buff *skb) { |
f25fce3e8 LSM: Introduce se... |
2104 |
call_void_hook(inet_conn_established, sk, skb); |
20510f2f4 security: Convert... |
2105 |
} |
72e89f500 security: Add sup... |
2106 |
EXPORT_SYMBOL(security_inet_conn_established); |
20510f2f4 security: Convert... |
2107 |
|
2606fd1fa secmark: make sec... |
2108 2109 |
int security_secmark_relabel_packet(u32 secid) { |
f25fce3e8 LSM: Introduce se... |
2110 |
return call_int_hook(secmark_relabel_packet, 0, secid); |
2606fd1fa secmark: make sec... |
2111 2112 2113 2114 2115 |
} EXPORT_SYMBOL(security_secmark_relabel_packet); void security_secmark_refcount_inc(void) { |
f25fce3e8 LSM: Introduce se... |
2116 |
call_void_hook(secmark_refcount_inc); |
2606fd1fa secmark: make sec... |
2117 2118 2119 2120 2121 |
} EXPORT_SYMBOL(security_secmark_refcount_inc); void security_secmark_refcount_dec(void) { |
f25fce3e8 LSM: Introduce se... |
2122 |
call_void_hook(secmark_refcount_dec); |
2606fd1fa secmark: make sec... |
2123 2124 |
} EXPORT_SYMBOL(security_secmark_refcount_dec); |
5dbbaf2de tun: fix LSM/SELi... |
2125 2126 |
int security_tun_dev_alloc_security(void **security) { |
f25fce3e8 LSM: Introduce se... |
2127 |
return call_int_hook(tun_dev_alloc_security, 0, security); |
5dbbaf2de tun: fix LSM/SELi... |
2128 2129 2130 2131 2132 |
} EXPORT_SYMBOL(security_tun_dev_alloc_security); void security_tun_dev_free_security(void *security) { |
f25fce3e8 LSM: Introduce se... |
2133 |
call_void_hook(tun_dev_free_security, security); |
5dbbaf2de tun: fix LSM/SELi... |
2134 2135 |
} EXPORT_SYMBOL(security_tun_dev_free_security); |
2b980dbd7 lsm: Add hooks to... |
2136 2137 |
int security_tun_dev_create(void) { |
f25fce3e8 LSM: Introduce se... |
2138 |
return call_int_hook(tun_dev_create, 0); |
2b980dbd7 lsm: Add hooks to... |
2139 2140 |
} EXPORT_SYMBOL(security_tun_dev_create); |
5dbbaf2de tun: fix LSM/SELi... |
2141 |
int security_tun_dev_attach_queue(void *security) |
2b980dbd7 lsm: Add hooks to... |
2142 |
{ |
f25fce3e8 LSM: Introduce se... |
2143 |
return call_int_hook(tun_dev_attach_queue, 0, security); |
2b980dbd7 lsm: Add hooks to... |
2144 |
} |
5dbbaf2de tun: fix LSM/SELi... |
2145 |
EXPORT_SYMBOL(security_tun_dev_attach_queue); |
2b980dbd7 lsm: Add hooks to... |
2146 |
|
5dbbaf2de tun: fix LSM/SELi... |
2147 |
int security_tun_dev_attach(struct sock *sk, void *security) |
2b980dbd7 lsm: Add hooks to... |
2148 |
{ |
f25fce3e8 LSM: Introduce se... |
2149 |
return call_int_hook(tun_dev_attach, 0, sk, security); |
2b980dbd7 lsm: Add hooks to... |
2150 2151 |
} EXPORT_SYMBOL(security_tun_dev_attach); |
5dbbaf2de tun: fix LSM/SELi... |
2152 2153 |
int security_tun_dev_open(void *security) { |
f25fce3e8 LSM: Introduce se... |
2154 |
return call_int_hook(tun_dev_open, 0, security); |
5dbbaf2de tun: fix LSM/SELi... |
2155 2156 |
} EXPORT_SYMBOL(security_tun_dev_open); |
72e89f500 security: Add sup... |
2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2173 2174 2175 2176 |
int security_sctp_assoc_request(struct sctp_endpoint *ep, struct sk_buff *skb) { return call_int_hook(sctp_assoc_request, 0, ep, skb); } EXPORT_SYMBOL(security_sctp_assoc_request); int security_sctp_bind_connect(struct sock *sk, int optname, struct sockaddr *address, int addrlen) { return call_int_hook(sctp_bind_connect, 0, sk, optname, address, addrlen); } EXPORT_SYMBOL(security_sctp_bind_connect); void security_sctp_sk_clone(struct sctp_endpoint *ep, struct sock *sk, struct sock *newsk) { call_void_hook(sctp_sk_clone, ep, sk, newsk); } EXPORT_SYMBOL(security_sctp_sk_clone); |
20510f2f4 security: Convert... |
2177 |
#endif /* CONFIG_SECURITY_NETWORK */ |
d291f1a65 IB/core: Enforce ... |
2178 2179 2180 2181 2182 2183 2184 |
#ifdef CONFIG_SECURITY_INFINIBAND int security_ib_pkey_access(void *sec, u64 subnet_prefix, u16 pkey) { return call_int_hook(ib_pkey_access, 0, sec, subnet_prefix, pkey); } EXPORT_SYMBOL(security_ib_pkey_access); |
47a2b338f IB/core: Enforce ... |
2185 2186 2187 2188 2189 |
int security_ib_endport_manage_subnet(void *sec, const char *dev_name, u8 port_num) { return call_int_hook(ib_endport_manage_subnet, 0, sec, dev_name, port_num); } EXPORT_SYMBOL(security_ib_endport_manage_subnet); |
d291f1a65 IB/core: Enforce ... |
2190 2191 2192 2193 2194 2195 2196 2197 2198 2199 2200 2201 |
int security_ib_alloc_security(void **sec) { return call_int_hook(ib_alloc_security, 0, sec); } EXPORT_SYMBOL(security_ib_alloc_security); void security_ib_free_security(void *sec) { call_void_hook(ib_free_security, sec); } EXPORT_SYMBOL(security_ib_free_security); #endif /* CONFIG_SECURITY_INFINIBAND */ |
20510f2f4 security: Convert... |
2202 |
#ifdef CONFIG_SECURITY_NETWORK_XFRM |
52a4c6404 selinux: add gfp ... |
2203 2204 2205 |
int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp, struct xfrm_user_sec_ctx *sec_ctx, gfp_t gfp) |
20510f2f4 security: Convert... |
2206 |
{ |
f25fce3e8 LSM: Introduce se... |
2207 |
return call_int_hook(xfrm_policy_alloc_security, 0, ctxp, sec_ctx, gfp); |
20510f2f4 security: Convert... |
2208 2209 |
} EXPORT_SYMBOL(security_xfrm_policy_alloc); |
03e1ad7b5 LSM: Make the Lab... |
2210 2211 |
int security_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx, struct xfrm_sec_ctx **new_ctxp) |
20510f2f4 security: Convert... |
2212 |
{ |
f25fce3e8 LSM: Introduce se... |
2213 |
return call_int_hook(xfrm_policy_clone_security, 0, old_ctx, new_ctxp); |
20510f2f4 security: Convert... |
2214 |
} |
03e1ad7b5 LSM: Make the Lab... |
2215 |
void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx) |
20510f2f4 security: Convert... |
2216 |
{ |
f25fce3e8 LSM: Introduce se... |
2217 |
call_void_hook(xfrm_policy_free_security, ctx); |
20510f2f4 security: Convert... |
2218 2219 |
} EXPORT_SYMBOL(security_xfrm_policy_free); |
03e1ad7b5 LSM: Make the Lab... |
2220 |
int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx) |
20510f2f4 security: Convert... |
2221 |
{ |
f25fce3e8 LSM: Introduce se... |
2222 |
return call_int_hook(xfrm_policy_delete_security, 0, ctx); |
20510f2f4 security: Convert... |
2223 |
} |
2e5aa8660 lsm: split the xf... |
2224 2225 |
int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx) |
20510f2f4 security: Convert... |
2226 |
{ |
f25fce3e8 LSM: Introduce se... |
2227 |
return call_int_hook(xfrm_state_alloc, 0, x, sec_ctx); |
20510f2f4 security: Convert... |
2228 2229 2230 2231 2232 2233 |
} EXPORT_SYMBOL(security_xfrm_state_alloc); int security_xfrm_state_alloc_acquire(struct xfrm_state *x, struct xfrm_sec_ctx *polsec, u32 secid) { |
f25fce3e8 LSM: Introduce se... |
2234 |
return call_int_hook(xfrm_state_alloc_acquire, 0, x, polsec, secid); |
20510f2f4 security: Convert... |
2235 2236 2237 2238 |
} int security_xfrm_state_delete(struct xfrm_state *x) { |
f25fce3e8 LSM: Introduce se... |
2239 |
return call_int_hook(xfrm_state_delete_security, 0, x); |
20510f2f4 security: Convert... |
2240 2241 2242 2243 2244 |
} EXPORT_SYMBOL(security_xfrm_state_delete); void security_xfrm_state_free(struct xfrm_state *x) { |
f25fce3e8 LSM: Introduce se... |
2245 |
call_void_hook(xfrm_state_free_security, x); |
20510f2f4 security: Convert... |
2246 |
} |
03e1ad7b5 LSM: Make the Lab... |
2247 |
int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir) |
20510f2f4 security: Convert... |
2248 |
{ |
f25fce3e8 LSM: Introduce se... |
2249 |
return call_int_hook(xfrm_policy_lookup, 0, ctx, fl_secid, dir); |
20510f2f4 security: Convert... |
2250 2251 2252 |
} int security_xfrm_state_pol_flow_match(struct xfrm_state *x, |
e33f77042 xfrm: Mark flowi ... |
2253 2254 |
struct xfrm_policy *xp, const struct flowi *fl) |
20510f2f4 security: Convert... |
2255 |
{ |
b1d9e6b06 LSM: Switch to li... |
2256 |
struct security_hook_list *hp; |
98e828a06 security: Refacto... |
2257 |
int rc = LSM_RET_DEFAULT(xfrm_state_pol_flow_match); |
b1d9e6b06 LSM: Switch to li... |
2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 |
/* * Since this function is expected to return 0 or 1, the judgment * becomes difficult if multiple LSMs supply this call. Fortunately, * we can use the first LSM's judgment because currently only SELinux * supplies this call. * * For speed optimization, we explicitly break the loop rather than * using the macro */ |
df0ce1733 security: convert... |
2268 |
hlist_for_each_entry(hp, &security_hook_heads.xfrm_state_pol_flow_match, |
b1d9e6b06 LSM: Switch to li... |
2269 2270 2271 2272 2273 |
list) { rc = hp->hook.xfrm_state_pol_flow_match(x, xp, fl); break; } return rc; |
20510f2f4 security: Convert... |
2274 2275 2276 2277 |
} int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid) { |
f25fce3e8 LSM: Introduce se... |
2278 |
return call_int_hook(xfrm_decode_session, 0, skb, secid, 1); |
20510f2f4 security: Convert... |
2279 2280 2281 2282 |
} void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl) { |
f25fce3e8 LSM: Introduce se... |
2283 2284 |
int rc = call_int_hook(xfrm_decode_session, 0, skb, &fl->flowi_secid, 0); |
20510f2f4 security: Convert... |
2285 2286 2287 2288 2289 2290 2291 2292 |
BUG_ON(rc); } EXPORT_SYMBOL(security_skb_classify_flow); #endif /* CONFIG_SECURITY_NETWORK_XFRM */ #ifdef CONFIG_KEYS |
d84f4f992 CRED: Inaugurate ... |
2293 2294 |
int security_key_alloc(struct key *key, const struct cred *cred, unsigned long flags) |
20510f2f4 security: Convert... |
2295 |
{ |
f25fce3e8 LSM: Introduce se... |
2296 |
return call_int_hook(key_alloc, 0, key, cred, flags); |
20510f2f4 security: Convert... |
2297 2298 2299 2300 |
} void security_key_free(struct key *key) { |
f25fce3e8 LSM: Introduce se... |
2301 |
call_void_hook(key_free, key); |
20510f2f4 security: Convert... |
2302 |
} |
8c0637e95 keys: Make the KE... |
2303 2304 |
int security_key_permission(key_ref_t key_ref, const struct cred *cred, enum key_need_perm need_perm) |
20510f2f4 security: Convert... |
2305 |
{ |
8c0637e95 keys: Make the KE... |
2306 |
return call_int_hook(key_permission, 0, key_ref, cred, need_perm); |
20510f2f4 security: Convert... |
2307 |
} |
70a5bb72b keys: add keyctl ... |
2308 2309 |
int security_key_getsecurity(struct key *key, char **_buffer) { |
b1d9e6b06 LSM: Switch to li... |
2310 |
*_buffer = NULL; |
f25fce3e8 LSM: Introduce se... |
2311 |
return call_int_hook(key_getsecurity, 0, key, _buffer); |
70a5bb72b keys: add keyctl ... |
2312 |
} |
20510f2f4 security: Convert... |
2313 |
#endif /* CONFIG_KEYS */ |
03d37d25e LSM/Audit: Introd... |
2314 2315 2316 2317 2318 |
#ifdef CONFIG_AUDIT int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule) { |
f25fce3e8 LSM: Introduce se... |
2319 |
return call_int_hook(audit_rule_init, 0, field, op, rulestr, lsmrule); |
03d37d25e LSM/Audit: Introd... |
2320 2321 2322 2323 |
} int security_audit_rule_known(struct audit_krule *krule) { |
f25fce3e8 LSM: Introduce se... |
2324 |
return call_int_hook(audit_rule_known, 0, krule); |
03d37d25e LSM/Audit: Introd... |
2325 2326 2327 2328 |
} void security_audit_rule_free(void *lsmrule) { |
f25fce3e8 LSM: Introduce se... |
2329 |
call_void_hook(audit_rule_free, lsmrule); |
03d37d25e LSM/Audit: Introd... |
2330 |
} |
90462a5bd audit: remove unu... |
2331 |
int security_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule) |
03d37d25e LSM/Audit: Introd... |
2332 |
{ |
90462a5bd audit: remove unu... |
2333 |
return call_int_hook(audit_rule_match, 0, secid, field, op, lsmrule); |
03d37d25e LSM/Audit: Introd... |
2334 |
} |
b1d9e6b06 LSM: Switch to li... |
2335 |
#endif /* CONFIG_AUDIT */ |
afdb09c72 security: bpf: Ad... |
2336 2337 2338 2339 2340 2341 2342 2343 2344 2345 2346 2347 2348 2349 2350 2351 2352 2353 2354 2355 2356 2357 2358 2359 2360 2361 2362 2363 2364 2365 2366 |
#ifdef CONFIG_BPF_SYSCALL int security_bpf(int cmd, union bpf_attr *attr, unsigned int size) { return call_int_hook(bpf, 0, cmd, attr, size); } int security_bpf_map(struct bpf_map *map, fmode_t fmode) { return call_int_hook(bpf_map, 0, map, fmode); } int security_bpf_prog(struct bpf_prog *prog) { return call_int_hook(bpf_prog, 0, prog); } int security_bpf_map_alloc(struct bpf_map *map) { return call_int_hook(bpf_map_alloc_security, 0, map); } int security_bpf_prog_alloc(struct bpf_prog_aux *aux) { return call_int_hook(bpf_prog_alloc_security, 0, aux); } void security_bpf_map_free(struct bpf_map *map) { call_void_hook(bpf_map_free_security, map); } void security_bpf_prog_free(struct bpf_prog_aux *aux) { call_void_hook(bpf_prog_free_security, aux); } #endif /* CONFIG_BPF_SYSCALL */ |
9e47d31d6 security: Add a "... |
2367 2368 2369 2370 2371 2372 |
int security_locked_down(enum lockdown_reason what) { return call_int_hook(locked_down, 0, what); } EXPORT_SYMBOL(security_locked_down); |
da97e1845 perf_event: Add s... |
2373 2374 2375 2376 2377 2378 2379 2380 2381 2382 2383 2384 2385 2386 2387 2388 2389 2390 2391 2392 2393 2394 2395 2396 2397 2398 2399 |
#ifdef CONFIG_PERF_EVENTS int security_perf_event_open(struct perf_event_attr *attr, int type) { return call_int_hook(perf_event_open, 0, attr, type); } int security_perf_event_alloc(struct perf_event *event) { return call_int_hook(perf_event_alloc, 0, event); } void security_perf_event_free(struct perf_event *event) { call_void_hook(perf_event_free, event); } int security_perf_event_read(struct perf_event *event) { return call_int_hook(perf_event_read, 0, event); } int security_perf_event_write(struct perf_event *event) { return call_int_hook(perf_event_write, 0, event); } #endif /* CONFIG_PERF_EVENTS */ |