add fuse support

1 files changed, 146 insertions, 0 deletions

diff --git a/sys/sys.txt b/sys/sys.txt
index 6010c6c5f..e2c53329a 100644
--- a/sys/sys.txt
+++ b/sys/sys.txt
@@ -65,6 +65,7 @@ include <linux/fs.h>
 include <linux/fiemap.h>
 include <linux/kd.h>
 include <linux/vt.h>
+include <linux/fuse.h>
 
 include <asm/prctl.h>
 
@@ -2172,3 +2173,148 @@ drm_set_version {
 
 drm_map_type = _DRM_FRAME_BUFFER, _DRM_REGISTERS, _DRM_SHM, _DRM_AGP, _DRM_SCATTER_GATHER, _DRM_CONSISTENT
 drm_map_flags = _DRM_RESTRICTED, _DRM_READ_ONLY, _DRM_LOCKED, _DRM_KERNEL, _DRM_WRITE_COMBINING, _DRM_CONTAINS_LOCK, _DRM_REMOVABLE, _DRM_DRIVER
+
+
+
+
+# FUSE support
+
+syz_fuse_mount(target filename, mode flags[fuse_mode], uid uid, gid gid, maxread intptr, flags flags[mount_flags]) fd[fuse]
+syz_fuseblk_mount(target filename, blkdev filename, mode flags[fuse_mode], uid uid, gid gid, maxread intptr, blksize intptr, flags flags[mount_flags]) fd[fuse]
+ioctl$FUSE_DEV_IOC_CLONE(fd fd[fuse], cmd const[FUSE_DEV_IOC_CLONE], arg ptr[in, fd[fuse]])
+write$fuse_init(fd fd[fuse], arg ptr[in, fuse_init_out], len len[arg])
+write$fuse_interrupt(fd fd[fuse], arg ptr[in, fuse_interrupt_out], len len[arg])
+write$fuse_bmap(fd fd[fuse], arg ptr[in, fuse_bmap_out], len len[arg])
+write$fuse_ioctl(fd fd[fuse], arg ptr[in, fuse_ioctl_out], len len[arg])
+write$fuse_poll(fd fd[fuse], arg ptr[in, fuse_poll_out], len len[arg])
+write$fuse_notify_poll_wakeup(fd fd[fuse], arg ptr[in, fuse_notify_poll_wakeup_out], len len[arg])
+write$fuse_notify_inval_inode(fd fd[fuse], arg ptr[in, fuse_notify_inval_inode_out], len len[arg])
+write$fuse_notify_inval_entry(fd fd[fuse], arg ptr[in, fuse_notify_inval_entry_out], len len[arg])
+write$fuse_notify_delete(fd fd[fuse], arg ptr[in, fuse_notify_delete_out], len len[arg])
+write$fuse_notify_store(fd fd[fuse], arg ptr[in, fuse_notify_store_out], len len[arg])
+write$fuse_notify_retrieve(fd fd[fuse], arg ptr[in, fuse_notify_retrieve_out], len len[arg])
+
+# 1 stands for default_permissions, 2 - allow_other
+fuse_mode = 1, 2, S_IFREG, S_IFCHR, S_IFBLK, S_IFIFO, S_IFSOCK, S_IFLNK, S_IFDIR
+
+define FUSE_DEV_IOC_CLONE	_IOR(229, 0, uint32_t)
+
+fuse_init_out {
+	len	len[parent, int32]
+	err	int32
+	unique	int64
+
+	maj	int32
+	min	int32
+	readah	int32
+	flags	int32
+	backg	int16
+	congest	int16
+	maxwr	int32
+	timegr	int32
+	unused0	const[0, int32]
+	unused1	const[0, int32]
+	unused2	const[0, int32]
+	unused3	const[0, int32]
+	unused4	const[0, int32]
+	unused5	const[0, int32]
+	unused6	const[0, int32]
+	unused7	const[0, int32]
+	unused8	const[0, int32]
+}
+
+fuse_interrupt_out {
+	len	len[parent, int32]
+	err	int32
+	unique	int64
+}
+
+fuse_bmap_out {
+	len	len[parent, int32]
+	err	int32
+	unique	int64
+
+	block	int64
+}
+
+fuse_ioctl_out {
+	len	len[parent, int32]
+	err	int32
+	unique	int64
+
+	res	int32
+	flags	int32
+	iniovs	int32
+	outiovs	int32
+}
+
+fuse_poll_out {
+	len	len[parent, int32]
+	err	int32
+	unique	int64
+
+	revents	int32
+	pad	int32
+}
+
+fuse_notify_poll_wakeup_out {
+	len	len[parent, int32]
+	err	int32
+	unique	const[0, int64]
+
+	kh	int16
+}
+
+fuse_notify_inval_inode_out {
+	len	len[parent, int32]
+	err	int32
+	unique	const[0, int64]
+
+	ino	int64
+	off	int64
+	len	int16
+}
+
+fuse_notify_inval_entry_out {
+	len	len[parent, int32]
+	err	int32
+	unique	const[0, int64]
+
+	parent	int64
+	namelen	int32
+	pad	const[0, int32]
+}
+
+fuse_notify_delete_out {
+	len	len[parent, int32]
+	err	int32
+	unique	const[0, int64]
+
+	parent	int64
+	child	int64
+	namelen	int32
+	pad	const[0, int32]
+}
+
+fuse_notify_store_out {
+	len	len[parent, int32]
+	err	int32
+	unique	const[0, int64]
+
+	nodeid	int64
+	off	int64
+	size	int32
+	pad	const[0, int32]
+}
+
+fuse_notify_retrieve_out {
+	len	len[parent, int32]
+	err	int32
+	unique	const[0, int64]
+
+	unique	int64
+	nodeid	int64
+	off	int64
+	size	int32
+	pad	const[0, int32]
+}