summaryrefslogtreecommitdiffstats
path: root/sys/dev/lindev/full.c
diff options
context:
space:
mode:
Diffstat (limited to 'sys/dev/lindev/full.c')
-rw-r--r--sys/dev/lindev/full.c103
1 files changed, 0 insertions, 103 deletions
diff --git a/sys/dev/lindev/full.c b/sys/dev/lindev/full.c
deleted file mode 100644
index 294094c..0000000
--- a/sys/dev/lindev/full.c
+++ /dev/null
@@ -1,103 +0,0 @@
-/*-
- * Copyright (c) 2009 Ed Schouten <ed@FreeBSD.org>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-#include <sys/param.h>
-#include <sys/conf.h>
-#include <sys/kernel.h>
-#include <sys/malloc.h>
-#include <sys/module.h>
-#include <sys/systm.h>
-#include <sys/uio.h>
-
-#include <dev/lindev/lindev.h>
-
-static struct cdev *full_dev;
-
-static d_read_t full_read;
-static d_write_t full_write;
-
-static struct cdevsw full_cdevsw = {
- .d_version = D_VERSION,
- .d_read = full_read,
- .d_write = full_write,
- .d_name = "full",
-};
-
-static void *zbuf;
-
-/* ARGSUSED */
-static int
-full_read(struct cdev *dev __unused, struct uio *uio, int flags __unused)
-{
- int error = 0;
-
- while (uio->uio_resid > 0 && error == 0)
- error = uiomove(zbuf, MIN(uio->uio_resid, PAGE_SIZE), uio);
-
- return (error);
-}
-
-/* ARGSUSED */
-static int
-full_write(struct cdev *dev __unused, struct uio *uio __unused,
- int flags __unused)
-{
-
- return (ENOSPC);
-}
-
-/* ARGSUSED */
-int
-lindev_modevent_full(module_t mod __unused, int type, void *data __unused)
-{
-
- switch(type) {
- case MOD_LOAD:
- zbuf = (void *)malloc(PAGE_SIZE, M_TEMP, M_WAITOK | M_ZERO);
- full_dev = make_dev(&full_cdevsw, 0, UID_ROOT, GID_WHEEL,
- 0666, "full");
- if (bootverbose)
- printf("full: <full device>\n");
- break;
-
- case MOD_UNLOAD:
- destroy_dev(full_dev);
- free(zbuf, M_TEMP);
- break;
-
- case MOD_SHUTDOWN:
- break;
-
- default:
- return (EOPNOTSUPP);
- }
-
- return (0);
-}
-
OpenPOWER on IntegriCloud