diff options
Diffstat (limited to 'security/integrity/ima/ima.h')
| -rw-r--r-- | security/integrity/ima/ima.h | 37 |
1 files changed, 35 insertions, 2 deletions
diff --git a/security/integrity/ima/ima.h b/security/integrity/ima/ima.h index e7c99fd0d223..069a4aa63e95 100644 --- a/security/integrity/ima/ima.h +++ b/security/integrity/ima/ima.h @@ -40,6 +40,7 @@ enum tpm_pcrs { TPM_PCR0 = 0, TPM_PCR8 = 8 }; extern int ima_initialized; extern int ima_used_chip; extern char *ima_hash; +extern int ima_appraise; /* IMA inode template definition */ struct ima_template_data { @@ -107,6 +108,7 @@ static inline unsigned long ima_hash_key(u8 *digest) } /* LIM API function definitions */ +int ima_must_appraise_or_measure(struct inode *inode, int mask, int function); int ima_must_measure(struct inode *inode, int mask, int function); int ima_collect_measurement(struct integrity_iint_cache *iint, struct file *file); @@ -123,14 +125,45 @@ struct integrity_iint_cache *integrity_iint_insert(struct inode *inode); struct integrity_iint_cache *integrity_iint_find(struct inode *inode); /* IMA policy related functions */ -enum ima_hooks { FILE_CHECK = 1, FILE_MMAP, BPRM_CHECK }; +enum ima_hooks { FILE_CHECK = 1, FILE_MMAP, BPRM_CHECK, POST_SETATTR }; -int ima_match_policy(struct inode *inode, enum ima_hooks func, int mask); +int ima_match_policy(struct inode *inode, enum ima_hooks func, int mask, + int flags); void ima_init_policy(void); void ima_update_policy(void); ssize_t ima_parse_add_rule(char *); void ima_delete_rules(void); +/* Appraise integrity measurements */ +#define IMA_APPRAISE_ENFORCE 0x01 +#define IMA_APPRAISE_FIX 0x02 + +#ifdef CONFIG_IMA_APPRAISE +int ima_appraise_measurement(struct integrity_iint_cache *iint, + struct file *file, const unsigned char *filename); +int ima_must_appraise(struct inode *inode, enum ima_hooks func, int mask); +void ima_update_xattr(struct integrity_iint_cache *iint, struct file *file); + +#else +static inline int ima_appraise_measurement(struct integrity_iint_cache *iint, + struct file *file, + const unsigned char *filename) +{ + return INTEGRITY_UNKNOWN; +} + +static inline int ima_must_appraise(struct inode *inode, + enum ima_hooks func, int mask) +{ + return 0; +} + +static inline void ima_update_xattr(struct integrity_iint_cache *iint, + struct file *file) +{ +} +#endif + /* LSM based policy rules require audit */ #ifdef CONFIG_IMA_LSM_RULES |