--- /dev/null
+#ifndef _LINUX_FANOTIFY_H
+#define _LINUX_FANOTIFY_H
+
+#include <linux/types.h>
+
+#ifndef __aligned_u64
+#define __aligned_u64 __u64 __attribute__((aligned(8)))
+#endif
+#ifndef AT_FDCWD
+#define AT_FDCWD -100
+#endif
+
+/* the following events that user-space can register for */
+#define FAN_ACCESS 0x00000001 /* File was accessed */
+#define FAN_MODIFY 0x00000002 /* File was modified */
+#define FAN_CLOSE_WRITE 0x00000008 /* Writtable file closed */
+#define FAN_CLOSE_NOWRITE 0x00000010 /* Unwrittable file closed */
+#define FAN_OPEN 0x00000020 /* File was opened */
+
+#define FAN_Q_OVERFLOW 0x00004000 /* Event queued overflowed */
+
+#define FAN_OPEN_PERM 0x00010000 /* File open in perm check */
+#define FAN_ACCESS_PERM 0x00020000 /* File accessed in perm check */
+
+#define FAN_ONDIR 0x40000000 /* event occurred against dir */
+
+#define FAN_EVENT_ON_CHILD 0x08000000 /* interested in child events */
+
+/* helper events */
+#define FAN_CLOSE (FAN_CLOSE_WRITE | FAN_CLOSE_NOWRITE) /* close */
+
+/* flags used for fanotify_init() */
+#define FAN_CLOEXEC 0x00000001
+#define FAN_NONBLOCK 0x00000002
+
+/* These are NOT bitwise flags. Both bits are used togther. */
+#define FAN_CLASS_NOTIF 0x00000000
+#define FAN_CLASS_CONTENT 0x00000004
+#define FAN_CLASS_PRE_CONTENT 0x00000008
+#define FAN_ALL_CLASS_BITS (FAN_CLASS_NOTIF | FAN_CLASS_CONTENT | \
+ FAN_CLASS_PRE_CONTENT)
+
+#define FAN_UNLIMITED_QUEUE 0x00000010
+#define FAN_UNLIMITED_MARKS 0x00000020
+
+#define FAN_ALL_INIT_FLAGS (FAN_CLOEXEC | FAN_NONBLOCK | \
+ FAN_ALL_CLASS_BITS | FAN_UNLIMITED_QUEUE |\
+ FAN_UNLIMITED_MARKS)
+
+/* flags used for fanotify_modify_mark() */
+#define FAN_MARK_ADD 0x00000001
+#define FAN_MARK_REMOVE 0x00000002
+#define FAN_MARK_DONT_FOLLOW 0x00000004
+#define FAN_MARK_ONLYDIR 0x00000008
+#define FAN_MARK_MOUNT 0x00000010
+#define FAN_MARK_IGNORED_MASK 0x00000020
+#define FAN_MARK_IGNORED_SURV_MODIFY 0x00000040
+#define FAN_MARK_FLUSH 0x00000080
+
+#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)
+
+/*
+ * All of the events - we build the list by hand so that we can add flags in
+ * the future and not break backward compatibility. Apps will get only the
+ * events that they originally wanted. Be sure to add new events here!
+ */
+#define FAN_ALL_EVENTS (FAN_ACCESS |\
+ FAN_MODIFY |\
+ FAN_CLOSE |\
+ FAN_OPEN)
+
+/*
+ * All events which require a permission response from userspace
+ */
+#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
+
+struct fanotify_event_metadata {
+ __u32 event_len;
+ __u8 vers;
+ __u8 reserved;
+ __u16 metadata_len;
+ __aligned_u64 mask;
+ __s32 fd;
+ __s32 pid;
+};
+
+struct fanotify_response {
+ __s32 fd;
+ __u32 response;
+};
+
+/* Legit userspace responses to a _PERM event */
+#define FAN_ALLOW 0x01
+#define FAN_DENY 0x02
+/* No fd set in event */
+#define FAN_NOFD -1
+
+/* Helper functions to deal with fanotify_event_metadata buffers */
+#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))
+
+#endif /* _LINUX_FANOTIFY_H */
--- /dev/null
+diff -Nur fatrace-0.10_/Makefile fatrace-0.10/Makefile
+--- fatrace-0.10_/Makefile 2015-04-29 11:36:49.000000000 +0300
++++ fatrace-0.10/Makefile 2015-08-21 03:15:38.318377923 +0300
+@@ -3,8 +3,8 @@
+ CFLAGS ?= -O2 -g -Wall -Wextra -Werror
+ PREFIX ?= /usr/local
+
+-fatrace: fatrace.o
+- $(CC) $(LDFLAGS) -o $@ $<
++fatrace: fatrace.o syscalls.o
++ $(CC) $(LDFLAGS) -o $@ $^
+
+ clean:
+ rm -f *.o fatrace
+diff -Nur fatrace-0.10_/syscalls.c fatrace-0.10/syscalls.c
+--- fatrace-0.10_/syscalls.c 1970-01-01 03:00:00.000000000 +0300
++++ fatrace-0.10/syscalls.c 2015-08-21 03:14:28.930375341 +0300
+@@ -0,0 +1,22 @@
++#include <unistd.h>
++#include <sys/syscall.h>
++#include <sys/fanotify.h>
++
++#ifndef __NR_fanotify_init
++#define __NR_fanotify_init (__NR_SYSCALL_BASE+367)
++#endif
++#ifndef __NR_fanotify_mark
++#define __NR_fanotify_mark (__NR_SYSCALL_BASE+368)
++#endif
++
++int fanotify_init(unsigned int __flags, unsigned int __event_f_flags)
++{
++ return syscall(__NR_fanotify_init, __flags, __event_f_flags);
++}
++
++int fanotify_mark (int __fanotify_fd, unsigned int __flags,
++ uint64_t __mask, int __dfd, const char *__pathname)
++{
++ return syscall(__NR_fanotify_mark, __fanotify_fd, __flags,
++ (int)__mask, (int)(__mask >> 32), __dfd, __pathname);
++}
--- /dev/null
+/* Copyright (C) 2010-2014 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#ifndef _SYS_FANOTIFY_H
+#define _SYS_FANOTIFY_H 1
+
+#include <stdint.h>
+#include <linux/fanotify.h>
+
+
+__BEGIN_DECLS
+
+/* Create and initialize fanotify group. */
+extern int fanotify_init (unsigned int __flags, unsigned int __event_f_flags)
+ __THROW;
+
+/* Add, remove, or modify an fanotify mark on a filesystem object. */
+extern int fanotify_mark (int __fanotify_fd, unsigned int __flags,
+ uint64_t __mask, int __dfd, const char *__pathname)
+ __THROW;
+
+__END_DECLS
+
+#endif /* sys/fanotify.h */
git.openpandora.org / openpandora.oe.git / commitdiff