diff --git a/include/linux/ncp.h b/include/linux/ncp.h
new file mode 100644
index 0000000..99f7787
--- /dev/null
+++ b/include/linux/ncp.h
@@ -0,0 +1,201 @@
+/*
+ *  ncp.h
+ *
+ *  Copyright (C) 1995 by Volker Lendecke
+ *  Modified for sparc by J.F. Chadima
+ *  Modified for __constant_ntoh by Frank A. Vorstenbosch
+ *
+ */
+
+#ifndef _LINUX_NCP_H
+#define _LINUX_NCP_H
+
+#include <linux/types.h>
+
+#define NCP_PTYPE                (0x11)
+#define NCP_PORT                 (0x0451)
+
+#define NCP_ALLOC_SLOT_REQUEST   (0x1111)
+#define NCP_REQUEST              (0x2222)
+#define NCP_DEALLOC_SLOT_REQUEST (0x5555)
+
+struct ncp_request_header {
+	__u16 type __attribute__((packed));
+	__u8 sequence __attribute__((packed));
+	__u8 conn_low __attribute__((packed));
+	__u8 task __attribute__((packed));
+	__u8 conn_high __attribute__((packed));
+	__u8 function __attribute__((packed));
+	__u8 data[0] __attribute__((packed));
+};
+
+#define NCP_REPLY                (0x3333)
+#define NCP_WATCHDOG		 (0x3E3E)
+#define NCP_POSITIVE_ACK         (0x9999)
+
+struct ncp_reply_header {
+	__u16 type __attribute__((packed));
+	__u8 sequence __attribute__((packed));
+	__u8 conn_low __attribute__((packed));
+	__u8 task __attribute__((packed));
+	__u8 conn_high __attribute__((packed));
+	__u8 completion_code __attribute__((packed));
+	__u8 connection_state __attribute__((packed));
+	__u8 data[0] __attribute__((packed));
+};
+
+#define NCP_VOLNAME_LEN (16)
+#define NCP_NUMBER_OF_VOLUMES (256)
+struct ncp_volume_info {
+	__u32 total_blocks;
+	__u32 free_blocks;
+	__u32 purgeable_blocks;
+	__u32 not_yet_purgeable_blocks;
+	__u32 total_dir_entries;
+	__u32 available_dir_entries;
+	__u8 sectors_per_block;
+	char volume_name[NCP_VOLNAME_LEN + 1];
+};
+
+#define AR_READ      (cpu_to_le16(1))
+#define AR_WRITE     (cpu_to_le16(2))
+#define AR_EXCLUSIVE (cpu_to_le16(0x20))
+
+#define NCP_FILE_ID_LEN 6
+
+/* Defines for Name Spaces */
+#define NW_NS_DOS     0
+#define NW_NS_MAC     1
+#define NW_NS_NFS     2
+#define NW_NS_FTAM    3
+#define NW_NS_OS2     4
+
+/*  Defines for ReturnInformationMask */
+#define RIM_NAME	      (cpu_to_le32(1))
+#define RIM_SPACE_ALLOCATED   (cpu_to_le32(2))
+#define RIM_ATTRIBUTES	      (cpu_to_le32(4))
+#define RIM_DATA_SIZE	      (cpu_to_le32(8))
+#define RIM_TOTAL_SIZE	      (cpu_to_le32(0x10))
+#define RIM_EXT_ATTR_INFO     (cpu_to_le32(0x20))
+#define RIM_ARCHIVE	      (cpu_to_le32(0x40))
+#define RIM_MODIFY	      (cpu_to_le32(0x80))
+#define RIM_CREATION	      (cpu_to_le32(0x100))
+#define RIM_OWNING_NAMESPACE  (cpu_to_le32(0x200))
+#define RIM_DIRECTORY	      (cpu_to_le32(0x400))
+#define RIM_RIGHTS	      (cpu_to_le32(0x800))
+#define RIM_ALL 	      (cpu_to_le32(0xFFF))
+#define RIM_COMPRESSED_INFO   (cpu_to_le32(0x80000000))
+
+/* Defines for NSInfoBitMask */
+#define NSIBM_NFS_NAME		0x0001
+#define NSIBM_NFS_MODE		0x0002
+#define NSIBM_NFS_GID		0x0004
+#define NSIBM_NFS_NLINKS	0x0008
+#define NSIBM_NFS_RDEV		0x0010
+#define NSIBM_NFS_LINK		0x0020
+#define NSIBM_NFS_CREATED	0x0040
+#define NSIBM_NFS_UID		0x0080
+#define NSIBM_NFS_ACSFLAG	0x0100
+#define NSIBM_NFS_MYFLAG	0x0200
+
+/* open/create modes */
+#define OC_MODE_OPEN	  0x01
+#define OC_MODE_TRUNCATE  0x02
+#define OC_MODE_REPLACE   0x02
+#define OC_MODE_CREATE	  0x08
+
+/* open/create results */
+#define OC_ACTION_NONE	   0x00
+#define OC_ACTION_OPEN	   0x01
+#define OC_ACTION_CREATE   0x02
+#define OC_ACTION_TRUNCATE 0x04
+#define OC_ACTION_REPLACE  0x04
+
+/* access rights attributes */
+#ifndef AR_READ_ONLY
+#define AR_READ_ONLY	   0x0001
+#define AR_WRITE_ONLY	   0x0002
+#define AR_DENY_READ	   0x0004
+#define AR_DENY_WRITE	   0x0008
+#define AR_COMPATIBILITY   0x0010
+#define AR_WRITE_THROUGH   0x0040
+#define AR_OPEN_COMPRESSED 0x0100
+#endif
+
+struct nw_nfs_info {
+	__u32 mode;
+	__u32 rdev;
+};
+
+struct nw_info_struct {
+	__u32 spaceAlloc __attribute__((packed));
+	__le32 attributes __attribute__((packed));
+	__u16 flags __attribute__((packed));
+	__le32 dataStreamSize __attribute__((packed));
+	__le32 totalStreamSize __attribute__((packed));
+	__u16 numberOfStreams __attribute__((packed));
+	__le16 creationTime __attribute__((packed));
+	__le16 creationDate __attribute__((packed));
+	__u32 creatorID __attribute__((packed));
+	__le16 modifyTime __attribute__((packed));
+	__le16 modifyDate __attribute__((packed));
+	__u32 modifierID __attribute__((packed));
+	__le16 lastAccessDate __attribute__((packed));
+	__u16 archiveTime __attribute__((packed));
+	__u16 archiveDate __attribute__((packed));
+	__u32 archiverID __attribute__((packed));
+	__u16 inheritedRightsMask __attribute__((packed));
+	__le32 dirEntNum __attribute__((packed));
+	__le32 DosDirNum __attribute__((packed));
+	__u32 volNumber __attribute__((packed));
+	__u32 EADataSize __attribute__((packed));
+	__u32 EAKeyCount __attribute__((packed));
+	__u32 EAKeySize __attribute__((packed));
+	__u32 NSCreator __attribute__((packed));
+	__u8 nameLen __attribute__((packed));
+	__u8 entryName[256] __attribute__((packed));
+	/* libncp may depend on there being nothing after entryName */
+#ifdef __KERNEL__
+	struct nw_nfs_info nfs;
+#endif
+};
+
+/* modify mask - use with MODIFY_DOS_INFO structure */
+#define DM_ATTRIBUTES		  (cpu_to_le32(0x02))
+#define DM_CREATE_DATE		  (cpu_to_le32(0x04))
+#define DM_CREATE_TIME		  (cpu_to_le32(0x08))
+#define DM_CREATOR_ID		  (cpu_to_le32(0x10))
+#define DM_ARCHIVE_DATE 	  (cpu_to_le32(0x20))
+#define DM_ARCHIVE_TIME 	  (cpu_to_le32(0x40))
+#define DM_ARCHIVER_ID		  (cpu_to_le32(0x80))
+#define DM_MODIFY_DATE		  (cpu_to_le32(0x0100))
+#define DM_MODIFY_TIME		  (cpu_to_le32(0x0200))
+#define DM_MODIFIER_ID		  (cpu_to_le32(0x0400))
+#define DM_LAST_ACCESS_DATE	  (cpu_to_le32(0x0800))
+#define DM_INHERITED_RIGHTS_MASK  (cpu_to_le32(0x1000))
+#define DM_MAXIMUM_SPACE	  (cpu_to_le32(0x2000))
+
+struct nw_modify_dos_info {
+	__le32 attributes __attribute__((packed));
+	__le16 creationDate __attribute__((packed));
+	__le16 creationTime __attribute__((packed));
+	__u32 creatorID __attribute__((packed));
+	__le16 modifyDate __attribute__((packed));
+	__le16 modifyTime __attribute__((packed));
+	__u32 modifierID __attribute__((packed));
+	__u16 archiveDate __attribute__((packed));
+	__u16 archiveTime __attribute__((packed));
+	__u32 archiverID __attribute__((packed));
+	__le16 lastAccessDate __attribute__((packed));
+	__u16 inheritanceGrantMask __attribute__((packed));
+	__u16 inheritanceRevokeMask __attribute__((packed));
+	__u32 maximumSpace __attribute__((packed));
+};
+
+struct nw_search_sequence {
+	__u8 volNumber __attribute__((packed));
+	__u32 dirBase __attribute__((packed));
+	__u32 sequence __attribute__((packed));
+};
+
+#endif				/* _LINUX_NCP_H */