diff options
Diffstat (limited to 'include/linux/audit.h')
| -rw-r--r-- | include/linux/audit.h | 124 |
1 files changed, 105 insertions, 19 deletions
diff --git a/include/linux/audit.h b/include/linux/audit.h index 14259f6db5bc..b27d7debc5a1 100644 --- a/include/linux/audit.h +++ b/include/linux/audit.h @@ -82,7 +82,12 @@ #define AUDIT_CONFIG_CHANGE 1305 /* Audit system configuration change */ #define AUDIT_SOCKADDR 1306 /* sockaddr copied as syscall arg */ #define AUDIT_CWD 1307 /* Current working directory */ +#define AUDIT_EXECVE 1309 /* execve arguments */ #define AUDIT_IPC_SET_PERM 1311 /* IPC new permissions record type */ +#define AUDIT_MQ_OPEN 1312 /* POSIX MQ open record type */ +#define AUDIT_MQ_SENDRECV 1313 /* POSIX MQ send/receive record type */ +#define AUDIT_MQ_NOTIFY 1314 /* POSIX MQ notify record type */ +#define AUDIT_MQ_GETSETATTR 1315 /* POSIX MQ get/set attribute record type */ #define AUDIT_AVC 1400 /* SE Linux avc denial or grant */ #define AUDIT_SELINUX_ERR 1401 /* Internal SE Linux Errors */ @@ -117,10 +122,17 @@ /* Rule structure sizes -- if these change, different AUDIT_ADD and * AUDIT_LIST commands must be implemented. */ #define AUDIT_MAX_FIELDS 64 +#define AUDIT_MAX_KEY_LEN 32 #define AUDIT_BITMASK_SIZE 64 #define AUDIT_WORD(nr) ((__u32)((nr)/32)) #define AUDIT_BIT(nr) (1 << ((nr) - AUDIT_WORD(nr)*32)) +#define AUDIT_SYSCALL_CLASSES 16 +#define AUDIT_CLASS_DIR_WRITE 0 +#define AUDIT_CLASS_DIR_WRITE_32 1 +#define AUDIT_CLASS_CHATTR 2 +#define AUDIT_CLASS_CHATTR_32 3 + /* This bitmask is used to validate user input. It represents all bits that * are currently used in an audit field constant understood by the kernel. * If you are adding a new #define AUDIT_<whatever>, please ensure that @@ -145,11 +157,17 @@ #define AUDIT_PERS 10 #define AUDIT_ARCH 11 #define AUDIT_MSGTYPE 12 -#define AUDIT_SE_USER 13 /* security label user */ -#define AUDIT_SE_ROLE 14 /* security label role */ -#define AUDIT_SE_TYPE 15 /* security label type */ -#define AUDIT_SE_SEN 16 /* security label sensitivity label */ -#define AUDIT_SE_CLR 17 /* security label clearance label */ +#define AUDIT_SUBJ_USER 13 /* security label user */ +#define AUDIT_SUBJ_ROLE 14 /* security label role */ +#define AUDIT_SUBJ_TYPE 15 /* security label type */ +#define AUDIT_SUBJ_SEN 16 /* security label sensitivity label */ +#define AUDIT_SUBJ_CLR 17 /* security label clearance label */ +#define AUDIT_PPID 18 +#define AUDIT_OBJ_USER 19 +#define AUDIT_OBJ_ROLE 20 +#define AUDIT_OBJ_TYPE 21 +#define AUDIT_OBJ_LEV_LOW 22 +#define AUDIT_OBJ_LEV_HIGH 23 /* These are ONLY useful when checking * at syscall exit time (AUDIT_AT_EXIT). */ @@ -158,12 +176,15 @@ #define AUDIT_INODE 102 #define AUDIT_EXIT 103 #define AUDIT_SUCCESS 104 /* exit >= 0; value ignored */ +#define AUDIT_WATCH 105 #define AUDIT_ARG0 200 #define AUDIT_ARG1 (AUDIT_ARG0+1) #define AUDIT_ARG2 (AUDIT_ARG0+2) #define AUDIT_ARG3 (AUDIT_ARG0+3) +#define AUDIT_FILTERKEY 210 + #define AUDIT_NEGATE 0x80000000 /* These are the supported operators. @@ -277,17 +298,22 @@ struct audit_rule { /* for AUDIT_LIST, AUDIT_ADD, and AUDIT_DEL */ struct audit_sig_info { uid_t uid; pid_t pid; + char ctx[0]; }; struct audit_buffer; struct audit_context; struct inode; struct netlink_skb_parms; +struct linux_binprm; +struct mq_attr; +struct mqstat; #define AUDITSC_INVALID 0 #define AUDITSC_SUCCESS 1 #define AUDITSC_FAILURE 2 #define AUDITSC_RESULT(x) ( ((long)(x))<0?AUDITSC_FAILURE:AUDITSC_SUCCESS ) +extern int __init audit_register_class(int class, unsigned *list); #ifdef CONFIG_AUDITSYSCALL /* These are defined in auditsc.c */ /* Public API */ @@ -297,15 +323,19 @@ extern void audit_syscall_entry(int arch, int major, unsigned long a0, unsigned long a1, unsigned long a2, unsigned long a3); extern void audit_syscall_exit(int failed, long return_code); -extern void audit_getname(const char *name); +extern void __audit_getname(const char *name); extern void audit_putname(const char *name); -extern void __audit_inode(const char *name, const struct inode *inode, unsigned flags); +extern void __audit_inode(const char *name, const struct inode *inode); extern void __audit_inode_child(const char *dname, const struct inode *inode, unsigned long pino); -static inline void audit_inode(const char *name, const struct inode *inode, - unsigned flags) { +static inline void audit_getname(const char *name) +{ if (unlikely(current->audit_context)) - __audit_inode(name, inode, flags); + __audit_getname(name); +} +static inline void audit_inode(const char *name, const struct inode *inode) { + if (unlikely(current->audit_context)) + __audit_inode(name, inode); } static inline void audit_inode_child(const char *dname, const struct inode *inode, @@ -320,13 +350,61 @@ extern void auditsc_get_stamp(struct audit_context *ctx, struct timespec *t, unsigned int *serial); extern int audit_set_loginuid(struct task_struct *task, uid_t loginuid); extern uid_t audit_get_loginuid(struct audit_context *ctx); -extern int audit_ipc_obj(struct kern_ipc_perm *ipcp); -extern int audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mode, struct kern_ipc_perm *ipcp); +extern int __audit_ipc_obj(struct kern_ipc_perm *ipcp); +extern int __audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mode); +extern int audit_bprm(struct linux_binprm *bprm); extern int audit_socketcall(int nargs, unsigned long *args); extern int audit_sockaddr(int len, void *addr); extern int audit_avc_path(struct dentry *dentry, struct vfsmount *mnt); -extern void audit_signal_info(int sig, struct task_struct *t); extern int audit_set_macxattr(const char *name); +extern int __audit_mq_open(int oflag, mode_t mode, struct mq_attr __user *u_attr); +extern int __audit_mq_timedsend(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec __user *u_abs_timeout); +extern int __audit_mq_timedreceive(mqd_t mqdes, size_t msg_len, unsigned int __user *u_msg_prio, const struct timespec __user *u_abs_timeout); +extern int __audit_mq_notify(mqd_t mqdes, const struct sigevent __user *u_notification); +extern int __audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat); + +static inline int audit_ipc_obj(struct kern_ipc_perm *ipcp) +{ + if (unlikely(current->audit_context)) + return __audit_ipc_obj(ipcp); + return 0; +} +static inline int audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mode) +{ + if (unlikely(current->audit_context)) + return __audit_ipc_set_perm(qbytes, uid, gid, mode); + return 0; +} +static inline int audit_mq_open(int oflag, mode_t mode, struct mq_attr __user *u_attr) +{ + if (unlikely(current->audit_context)) + return __audit_mq_open(oflag, mode, u_attr); + return 0; +} +static inline int audit_mq_timedsend(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec __user *u_abs_timeout) +{ + if (unlikely(current->audit_context)) + return __audit_mq_timedsend(mqdes, msg_len, msg_prio, u_abs_timeout); + return 0; +} +static inline int audit_mq_timedreceive(mqd_t mqdes, size_t msg_len, unsigned int __user *u_msg_prio, const struct timespec __user *u_abs_timeout) +{ + if (unlikely(current->audit_context)) + return __audit_mq_timedreceive(mqdes, msg_len, u_msg_prio, u_abs_timeout); + return 0; +} +static inline int audit_mq_notify(mqd_t mqdes, const struct sigevent __user *u_notification) +{ + if (unlikely(current->audit_context)) + return __audit_mq_notify(mqdes, u_notification); + return 0; +} +static inline int audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat) +{ + if (unlikely(current->audit_context)) + return __audit_mq_getsetattr(mqdes, mqstat); + return 0; +} #else #define audit_alloc(t) ({ 0; }) #define audit_free(t) do { ; } while (0) @@ -334,19 +412,24 @@ extern int audit_set_macxattr(const char *name); #define audit_syscall_exit(f,r) do { ; } while (0) #define audit_getname(n) do { ; } while (0) #define audit_putname(n) do { ; } while (0) -#define __audit_inode(n,i,f) do { ; } while (0) +#define __audit_inode(n,i) do { ; } while (0) #define __audit_inode_child(d,i,p) do { ; } while (0) -#define audit_inode(n,i,f) do { ; } while (0) +#define audit_inode(n,i) do { ; } while (0) #define audit_inode_child(d,i,p) do { ; } while (0) #define auditsc_get_stamp(c,t,s) do { BUG(); } while (0) #define audit_get_loginuid(c) ({ -1; }) #define audit_ipc_obj(i) ({ 0; }) -#define audit_ipc_set_perm(q,u,g,m,i) ({ 0; }) +#define audit_ipc_set_perm(q,u,g,m) ({ 0; }) +#define audit_bprm(p) ({ 0; }) #define audit_socketcall(n,a) ({ 0; }) #define audit_sockaddr(len, addr) ({ 0; }) #define audit_avc_path(dentry, mnt) ({ 0; }) -#define audit_signal_info(s,t) do { ; } while (0) #define audit_set_macxattr(n) do { ; } while (0) +#define audit_mq_open(o,m,a) ({ 0; }) +#define audit_mq_timedsend(d,l,p,t) ({ 0; }) +#define audit_mq_timedreceive(d,l,p,t) ({ 0; }) +#define audit_mq_notify(d,n) ({ 0; }) +#define audit_mq_getsetattr(d,s) ({ 0; }) #endif #ifdef CONFIG_AUDIT @@ -364,8 +447,11 @@ extern void audit_log_end(struct audit_buffer *ab); extern void audit_log_hex(struct audit_buffer *ab, const unsigned char *buf, size_t len); -extern void audit_log_untrustedstring(struct audit_buffer *ab, +extern const char * audit_log_untrustedstring(struct audit_buffer *ab, const char *string); +extern const char * audit_log_n_untrustedstring(struct audit_buffer *ab, + size_t n, + const char *string); extern void audit_log_d_path(struct audit_buffer *ab, const char *prefix, struct dentry *dentry, @@ -383,8 +469,8 @@ extern int audit_receive_filter(int type, int pid, int uid, int seq, #define audit_log_end(b) do { ; } while (0) #define audit_log_hex(a,b,l) do { ; } while (0) #define audit_log_untrustedstring(a,s) do { ; } while (0) +#define audit_log_n_untrustedstring(a,n,s) do { ; } while (0) #define audit_log_d_path(b,p,d,v) do { ; } while (0) -#define audit_panic(m) do { ; } while (0) #endif #endif #endif |