C++ (Cpp) fiov_teardown Examples

Example #1

static void
fticket_fini(void *mem, int size)
{
	struct fuse_ticket *ftick = mem;

	FS_DEBUG("ftick=%p\n", ftick);

	fiov_teardown(&ftick->tk_ms_fiov);
	fiov_teardown(&ftick->tk_aw_fiov);
	mtx_destroy(&ftick->tk_aw_mtx);
}

Example #2

File: fuse_vnops.c Project: ele7enxxh/dtrace-pf

/*
    struct vnop_readdir_args {
	struct vnode *a_vp;
	struct uio *a_uio;
	struct ucred *a_cred;
	int *a_eofflag;
	int *ncookies;
	u_long **a_cookies;
    };
*/
static int
fuse_vnop_readdir(struct vop_readdir_args *ap)
{
	struct vnode *vp = ap->a_vp;
	struct uio *uio = ap->a_uio;
	struct ucred *cred = ap->a_cred;

	struct fuse_filehandle *fufh = NULL;
	struct fuse_vnode_data *fvdat;
	struct fuse_iov cookediov;

	int err = 0;
	int freefufh = 0;

	FS_DEBUG2G("inode=%ju\n", (uintmax_t)VTOI(vp));

	if (fuse_isdeadfs(vp)) {
		return ENXIO;
	}
	if (				/* XXXIP ((uio_iovcnt(uio) > 1)) || */
	    (uio_resid(uio) < sizeof(struct dirent))) {
		return EINVAL;
	}
	fvdat = VTOFUD(vp);

	if (!fuse_filehandle_valid(vp, FUFH_RDONLY)) {
		FS_DEBUG("calling readdir() before open()");
		err = fuse_filehandle_open(vp, FUFH_RDONLY, &fufh, NULL, cred);
		freefufh = 1;
	} else {
		err = fuse_filehandle_get(vp, FUFH_RDONLY, &fufh);
	}
	if (err) {
		return (err);
	}
#define DIRCOOKEDSIZE FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET + MAXNAMLEN + 1)
	fiov_init(&cookediov, DIRCOOKEDSIZE);

	err = fuse_internal_readdir(vp, uio, fufh, &cookediov);

	fiov_teardown(&cookediov);
	if (freefufh) {
		fuse_filehandle_close(vp, FUFH_RDONLY, NULL, cred);
	}
	return err;
}