diff options
| -rw-r--r-- | include/sys/fanotify.h | 73 | ||||
| -rw-r--r-- | src/linux/fanotify.c | 14 |
2 files changed, 87 insertions, 0 deletions
diff --git a/include/sys/fanotify.h b/include/sys/fanotify.h new file mode 100644 index 00000000..daab76b1 --- /dev/null +++ b/include/sys/fanotify.h @@ -0,0 +1,73 @@ +#ifndef _FANOTIFY_H +#define _FANOTIFY_H + +#ifdef __cplusplus +extern "C" { +#endif + +struct fanotify_event_metadata { + unsigned event_len; + unsigned char vers; + unsigned char reserved; + unsigned short metadata_len; + unsigned long long mask +#ifdef __GNUC__ + __attribute__((__aligned__(8))) +#endif + ; + int fd; + int pid; +}; + +struct fanotify_response { + int fd; + unsigned response; +}; + +#define FAN_ACCESS 0x01 +#define FAN_MODIFY 0x02 +#define FAN_CLOSE_WRITE 0x08 +#define FAN_CLOSE_NOWRITE 0x10 +#define FAN_OPEN 0x20 +#define FAN_Q_OVERFLOW 0x4000 +#define FAN_OPEN_PERM 0x10000 +#define FAN_ACCESS_PERM 0x20000 +#define FAN_ONDIR 0x40000000 +#define FAN_EVENT_ON_CHILD 0x08000000 +#define FAN_CLOSE (FAN_CLOSE_WRITE | FAN_CLOSE_NOWRITE) +#define FAN_CLOEXEC 0x01 +#define FAN_NONBLOCK 0x02 +#define FAN_CLASS_NOTIF 0 +#define FAN_CLASS_CONTENT 0x04 +#define FAN_CLASS_PRE_CONTENT 0x08 +#define FAN_ALL_CLASS_BITS (FAN_CLASS_NOTIF | FAN_CLASS_CONTENT | FAN_CLASS_PRE_CONTENT) +#define FAN_UNLIMITED_QUEUE 0x10 +#define FAN_UNLIMITED_MARKS 0x20 +#define FAN_ALL_INIT_FLAGS (FAN_CLOEXEC | FAN_NONBLOCK | FAN_ALL_CLASS_BITS | FAN_UNLIMITED_QUEUE | FAN_UNLIMITED_MARKS) +#define FAN_MARK_ADD 0x01 +#define FAN_MARK_REMOVE 0x02 +#define FAN_MARK_DONT_FOLLOW 0x04 +#define FAN_MARK_ONLYDIR 0x08 +#define FAN_MARK_MOUNT 0x10 +#define FAN_MARK_IGNORED_MASK 0x20 +#define FAN_MARK_IGNORED_SURV_MODIFY 0x40 +#define FAN_MARK_FLUSH 0x80 +#define FAN_ALL_MARK_FLAGS (FAN_MARK_ADD | FAN_MARK_REMOVE | FAN_MARK_DONT_FOLLOW | FAN_MARK_ONLYDIR | FAN_MARK_MOUNT | FAN_MARK_IGNORED_MASK | FAN_MARK_IGNORED_SURV_MODIFY | FAN_MARK_FLUSH) +#define FAN_ALL_EVENTS (FAN_ACCESS | FAN_MODIFY | FAN_CLOSE | FAN_OPEN) +#define FAN_ALL_PERM_EVENTS (FAN_OPEN_PERM | FAN_ACCESS_PERM) +#define FAN_ALL_OUTGOING_EVENTS (FAN_ALL_EVENTS | FAN_ALL_PERM_EVENTS | FAN_Q_OVERFLOW) +#define FANOTIFY_METADATA_VERSION 3 +#define FAN_ALLOW 0x01 +#define FAN_DENY 0x02 +#define FAN_NOFD -1 +#define FAN_EVENT_METADATA_LEN (sizeof(struct fanotify_event_metadata)) +#define FAN_EVENT_NEXT(meta, len) ((len) -= (meta)->event_len, (struct fanotify_event_metadata*)(((char *)(meta)) + (meta)->event_len)) +#define FAN_EVENT_OK(meta, len) ((long)(len) >= (long)FAN_EVENT_METADATA_LEN && (long)(meta)->event_len >= (long)FAN_EVENT_METADATA_LEN && (long)(meta)->event_len <= (long)(len)) + +int fanotify_init(unsigned, unsigned); +int fanotify_mark(int, unsigned, unsigned long long, int, const char *); + +#ifdef __cplusplus +} +#endif +#endif diff --git a/src/linux/fanotify.c b/src/linux/fanotify.c new file mode 100644 index 00000000..73f941de --- /dev/null +++ b/src/linux/fanotify.c @@ -0,0 +1,14 @@ +#include "syscall.h" +#include <sys/inotify.h> + +int fanotify_init(unsigned flags, unsigned event_f_flags) +{ + return syscall(SYS_fanotify_init, flags, event_f_flags); +} + +int fanotify_mark(int fanotify_fd, unsigned flags, unsigned long long mask, + int dfd, const char *pathname) +{ + return syscall(SYS_fanotify_mark, flags, __SYSCALL_LL_O(mask), dfd, pathname); +} + |