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-rw-r--r--include/linux/auto_fs4.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/include/linux/auto_fs4.h b/include/linux/auto_fs4.h
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index 000000000000..d1c7b0ec7c22
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+++ b/include/linux/auto_fs4.h
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+/* -*- c -*-
+ * linux/include/linux/auto_fs4.h
+ *
+ * Copyright 1999-2000 Jeremy Fitzhardinge <jeremy@goop.org>
+ *
+ * This file is part of the Linux kernel and is made available under
+ * the terms of the GNU General Public License, version 2, or at your
+ * option, any later version, incorporated herein by reference.
+ */
+
+#ifndef _LINUX_AUTO_FS4_H
+#define _LINUX_AUTO_FS4_H
+
+/* Include common v3 definitions */
+#include <linux/auto_fs.h>
+
+/* autofs v4 definitions */
+#undef AUTOFS_PROTO_VERSION
+#undef AUTOFS_MIN_PROTO_VERSION
+#undef AUTOFS_MAX_PROTO_VERSION
+
+#define AUTOFS_PROTO_VERSION 4
+#define AUTOFS_MIN_PROTO_VERSION 3
+#define AUTOFS_MAX_PROTO_VERSION 4
+
+#define AUTOFS_PROTO_SUBVERSION 5
+
+/* Mask for expire behaviour */
+#define AUTOFS_EXP_IMMEDIATE 1
+#define AUTOFS_EXP_LEAVES 2
+
+/* New message type */
+#define autofs_ptype_expire_multi 2 /* Expire entry (umount request) */
+
+/* v4 multi expire (via pipe) */
+struct autofs_packet_expire_multi {
+ struct autofs_packet_hdr hdr;
+ autofs_wqt_t wait_queue_token;
+ int len;
+ char name[NAME_MAX+1];
+};
+
+union autofs_packet_union {
+ struct autofs_packet_hdr hdr;
+ struct autofs_packet_missing missing;
+ struct autofs_packet_expire expire;
+ struct autofs_packet_expire_multi expire_multi;
+};
+
+#define AUTOFS_IOC_EXPIRE_MULTI _IOW(0x93,0x66,int)
+#define AUTOFS_IOC_PROTOSUBVER _IOR(0x93,0x67,int)
+#define AUTOFS_IOC_ASKREGHOST _IOR(0x93,0x68,int)
+#define AUTOFS_IOC_TOGGLEREGHOST _IOR(0x93,0x69,int)
+#define AUTOFS_IOC_ASKUMOUNT _IOR(0x93,0x70,int)
+
+
+#endif /* _LINUX_AUTO_FS4_H */