1 files changed, 88 insertions, 0 deletions
diff --git a/usr.sbin/sysinstall/usb.c b/usr.sbin/sysinstall/usb.c
new file mode 100644
index 0000000..5be8ac1
--- /dev/null
+++ b/usr.sbin/sysinstall/usb.c
@@ -0,0 +1,88 @@
+/*
+ * 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,
+ *    verbatim and that no modifications are made prior to this
+ *    point in the file.
+ * 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 JORDAN HUBBARD ``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 JORDAN HUBBARD OR HIS PETS 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, LIFE 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.
+ *
+ * used floppy.c and cdrom.c as templates, edited as necessary.
+ *
+ * $FreeBSD$
+ */
+
+#include <sys/fcntl.h>
+#include <sys/param.h>
+#include <sys/mount.h>
+
+#include <ufs/ufs/ufsmount.h>
+
+#include "sysinstall.h"
+
+static Boolean USBMounted;
+static char mountpoint[] = "/dist";
+
+Boolean
+mediaInitUSB(Device *dev)
+{
+	struct ufs_args ufsargs;
+
+	if (USBMounted)
+		return TRUE;
+
+	Mkdir(mountpoint);
+
+	memset(&ufsargs, 0, sizeof(ufsargs));
+	ufsargs.fspec = dev->devname;
+
+	if (mount("ufs", mountpoint, MNT_RDONLY, (caddr_t)&ufsargs) != -1) {
+		USBMounted = TRUE;
+		return TRUE;
+	}
+
+	msgConfirm("Error mounting USB drive %s (%s) on %s : %s",
+	    dev->name, dev->devname, mountpoint, strerror(errno));
+	return FALSE;
+}
+
+
+FILE *
+mediaGetUSB(Device *dev, char *file, Boolean probe)
+{
+	return mediaGenericGet(mountpoint, file);
+}
+
+
+/* 
+ * When sysinstall terminates, all USB drives handled by deviceRegister will 
+ * be checked and unmounted if necessary.
+ */
+void
+mediaShutdownUSB(Device *dev)
+{
+	if (!USBMounted) 
+		return;
+
+	if (unmount(mountpoint, MNT_FORCE) != 0)
+		msgConfirm("Could not unmount the USB drive from %s: %s", 
+				mountpoint, strerror(errno));
+	else
+		USBMounted = FALSE;
+
+}