275 lines
		
	
	
		
			6.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			275 lines
		
	
	
		
			6.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 *  ncp_fs.h
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 *
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 *  Copyright (C) 1995, 1996 by Volker Lendecke
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 *
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 */
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#ifndef _LINUX_NCP_FS_H
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#define _LINUX_NCP_FS_H
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#include <linux/fs.h>
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#include <linux/in.h>
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#include <linux/types.h>
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#include <linux/magic.h>
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#include <linux/ipx.h>
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#include <linux/ncp_no.h>
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/*
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 * ioctl commands
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 */
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struct ncp_ioctl_request {
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	unsigned int function;
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	unsigned int size;
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	char __user *data;
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};
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struct ncp_fs_info {
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	int version;
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	struct sockaddr_ipx addr;
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	__kernel_uid_t mounted_uid;
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	int connection;		/* Connection number the server assigned us */
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	int buffer_size;	/* The negotiated buffer size, to be
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				   used for read/write requests! */
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	int volume_number;
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	__le32 directory_id;
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};
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struct ncp_fs_info_v2 {
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	int version;
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	unsigned long mounted_uid;
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	unsigned int connection;
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	unsigned int buffer_size;
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	unsigned int volume_number;
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	__le32 directory_id;
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	__u32 dummy1;
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	__u32 dummy2;
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	__u32 dummy3;
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};
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struct ncp_sign_init
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{
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	char sign_root[8];
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	char sign_last[16];
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};
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struct ncp_lock_ioctl
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{
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#define NCP_LOCK_LOG	0
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#define NCP_LOCK_SH	1
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#define NCP_LOCK_EX	2
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#define NCP_LOCK_CLEAR	256
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	int		cmd;
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	int		origin;
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	unsigned int	offset;
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	unsigned int	length;
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#define NCP_LOCK_DEFAULT_TIMEOUT	18
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#define NCP_LOCK_MAX_TIMEOUT		180
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	int		timeout;
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};
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struct ncp_setroot_ioctl
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{
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	int		volNumber;
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	int		namespace;
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	__le32		dirEntNum;
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};
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struct ncp_objectname_ioctl
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{
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#define NCP_AUTH_NONE	0x00
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#define NCP_AUTH_BIND	0x31
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#define NCP_AUTH_NDS	0x32
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	int		auth_type;
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	size_t		object_name_len;
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	void __user *	object_name;	/* a userspace data, in most cases user name */
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};
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struct ncp_privatedata_ioctl
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{
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	size_t		len;
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	void __user *	data;		/* ~1000 for NDS */
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};
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/* NLS charsets by ioctl */
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#define NCP_IOCSNAME_LEN 20
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struct ncp_nls_ioctl
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{
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	unsigned char codepage[NCP_IOCSNAME_LEN+1];
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	unsigned char iocharset[NCP_IOCSNAME_LEN+1];
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};
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#define	NCP_IOC_NCPREQUEST		_IOR('n', 1, struct ncp_ioctl_request)
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#define	NCP_IOC_GETMOUNTUID		_IOW('n', 2, __kernel_old_uid_t)
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#define NCP_IOC_GETMOUNTUID2		_IOW('n', 2, unsigned long)
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#define NCP_IOC_CONN_LOGGED_IN          _IO('n', 3)
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#define NCP_GET_FS_INFO_VERSION    (1)
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#define NCP_IOC_GET_FS_INFO             _IOWR('n', 4, struct ncp_fs_info)
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#define NCP_GET_FS_INFO_VERSION_V2 (2)
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#define NCP_IOC_GET_FS_INFO_V2		_IOWR('n', 4, struct ncp_fs_info_v2)
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#define NCP_IOC_SIGN_INIT		_IOR('n', 5, struct ncp_sign_init)
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#define NCP_IOC_SIGN_WANTED		_IOR('n', 6, int)
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#define NCP_IOC_SET_SIGN_WANTED		_IOW('n', 6, int)
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#define NCP_IOC_LOCKUNLOCK		_IOR('n', 7, struct ncp_lock_ioctl)
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#define NCP_IOC_GETROOT			_IOW('n', 8, struct ncp_setroot_ioctl)
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#define NCP_IOC_SETROOT			_IOR('n', 8, struct ncp_setroot_ioctl)
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#define NCP_IOC_GETOBJECTNAME		_IOWR('n', 9, struct ncp_objectname_ioctl)
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#define NCP_IOC_SETOBJECTNAME		_IOR('n', 9, struct ncp_objectname_ioctl)
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#define NCP_IOC_GETPRIVATEDATA		_IOWR('n', 10, struct ncp_privatedata_ioctl)
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#define NCP_IOC_SETPRIVATEDATA		_IOR('n', 10, struct ncp_privatedata_ioctl)
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#define NCP_IOC_GETCHARSETS		_IOWR('n', 11, struct ncp_nls_ioctl)
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#define NCP_IOC_SETCHARSETS		_IOR('n', 11, struct ncp_nls_ioctl)
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#define NCP_IOC_GETDENTRYTTL		_IOW('n', 12, __u32)
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#define NCP_IOC_SETDENTRYTTL		_IOR('n', 12, __u32)
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/*
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 * The packet size to allocate. One page should be enough.
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 */
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#define NCP_PACKET_SIZE 4070
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#define NCP_MAXPATHLEN 255
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#define NCP_MAXNAMELEN 14
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#ifdef __KERNEL__
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#include <linux/ncp_fs_i.h>
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#include <linux/ncp_fs_sb.h>
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/* define because it is easy to change PRINTK to {*}PRINTK */
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#define PRINTK(format, args...) printk(KERN_DEBUG format , ## args)
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#undef NCPFS_PARANOIA
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#ifdef NCPFS_PARANOIA
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#define PPRINTK(format, args...) PRINTK(format , ## args)
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#else
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#define PPRINTK(format, args...)
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#endif
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#ifndef DEBUG_NCP
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#define DEBUG_NCP 0
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#endif
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#if DEBUG_NCP > 0
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#define DPRINTK(format, args...) PRINTK(format , ## args)
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#else
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#define DPRINTK(format, args...)
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#endif
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#if DEBUG_NCP > 1
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#define DDPRINTK(format, args...) PRINTK(format , ## args)
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#else
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#define DDPRINTK(format, args...)
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#endif
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#define NCP_MAX_RPC_TIMEOUT (6*HZ)
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struct ncp_entry_info {
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	struct nw_info_struct	i;
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	ino_t			ino;
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	int			opened;
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	int			access;
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	unsigned int		volume;
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	__u8			file_handle[6];
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};
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static inline struct ncp_server *NCP_SBP(struct super_block *sb)
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{
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	return sb->s_fs_info;
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}
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#define NCP_SERVER(inode)	NCP_SBP((inode)->i_sb)
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static inline struct ncp_inode_info *NCP_FINFO(struct inode *inode)
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{
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	return container_of(inode, struct ncp_inode_info, vfs_inode);
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}
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/* linux/fs/ncpfs/inode.c */
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int ncp_notify_change(struct dentry *, struct iattr *);
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struct inode *ncp_iget(struct super_block *, struct ncp_entry_info *);
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void ncp_update_inode(struct inode *, struct ncp_entry_info *);
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void ncp_update_inode2(struct inode *, struct ncp_entry_info *);
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/* linux/fs/ncpfs/dir.c */
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extern const struct inode_operations ncp_dir_inode_operations;
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extern const struct file_operations ncp_dir_operations;
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extern const struct dentry_operations ncp_root_dentry_operations;
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int ncp_conn_logged_in(struct super_block *);
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int ncp_date_dos2unix(__le16 time, __le16 date);
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void ncp_date_unix2dos(int unix_date, __le16 * time, __le16 * date);
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/* linux/fs/ncpfs/ioctl.c */
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int ncp_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
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long ncp_compat_ioctl(struct file *, unsigned int, unsigned long);
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/* linux/fs/ncpfs/sock.c */
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int ncp_request2(struct ncp_server *server, int function,
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	void* reply, int max_reply_size);
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static inline int ncp_request(struct ncp_server *server, int function) {
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	return ncp_request2(server, function, server->packet, server->packet_size);
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}
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int ncp_connect(struct ncp_server *server);
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int ncp_disconnect(struct ncp_server *server);
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void ncp_lock_server(struct ncp_server *server);
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void ncp_unlock_server(struct ncp_server *server);
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/* linux/fs/ncpfs/symlink.c */
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#if defined(CONFIG_NCPFS_EXTRAS) || defined(CONFIG_NCPFS_NFS_NS)
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extern const struct address_space_operations ncp_symlink_aops;
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int ncp_symlink(struct inode*, struct dentry*, const char*);
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#endif
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/* linux/fs/ncpfs/file.c */
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extern const struct inode_operations ncp_file_inode_operations;
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extern const struct file_operations ncp_file_operations;
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int ncp_make_open(struct inode *, int);
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/* linux/fs/ncpfs/mmap.c */
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int ncp_mmap(struct file *, struct vm_area_struct *);
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/* linux/fs/ncpfs/ncplib_kernel.c */
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int ncp_make_closed(struct inode *);
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#define ncp_namespace(i)	(NCP_SERVER(i)->name_space[NCP_FINFO(i)->volNumber])
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static inline int ncp_preserve_entry_case(struct inode *i, __u32 nscreator)
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{
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#ifdef CONFIG_NCPFS_SMALLDOS
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	int ns = ncp_namespace(i);
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	if ((ns == NW_NS_DOS)
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#ifdef CONFIG_NCPFS_OS2_NS
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		|| ((ns == NW_NS_OS2) && (nscreator == NW_NS_DOS))
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#endif /* CONFIG_NCPFS_OS2_NS */
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				)
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		return 0;
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#endif /* CONFIG_NCPFS_SMALLDOS */
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	return 1;
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}
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#define ncp_preserve_case(i)	(ncp_namespace(i) != NW_NS_DOS)
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static inline int ncp_case_sensitive(struct inode *i)
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{
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#ifdef CONFIG_NCPFS_NFS_NS
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	return ncp_namespace(i) == NW_NS_NFS;
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#else
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	return 0;
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#endif	/* CONFIG_NCPFS_NFS_NS */
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} 
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#endif				/* __KERNEL__ */
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#endif				/* _LINUX_NCP_FS_H */
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