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/*
* ncp_fs_sb.h
*
* Copyright (C) 1995, 1996 by Volker Lendecke
*
*/
#ifndef _NCP_FS_SB
#define _NCP_FS_SB
#include <linux/types.h>
#include <linux/ncp_mount.h>
#ifdef __KERNEL__
#define NCP_DEFAULT_OPTIONS 0 /* 2 for packet signatures */
struct ncp_server {
struct ncp_mount_data_kernel m; /* Nearly all of the mount data is of
interest for us later, so we store
it completely. */
__u8 name_space[NCP_NUMBER_OF_VOLUMES + 2];
struct file *ncp_filp; /* File pointer to ncp socket */
u8 sequence;
u8 task;
u16 connection; /* Remote connection number */
u8 completion; /* Status message from server */
u8 conn_status; /* Bit 4 = 1 ==> Server going down, no
requests allowed anymore.
Bit 0 = 1 ==> Server is down. */
int buffer_size; /* Negotiated bufsize */
int reply_size; /* Size of last reply */
int packet_size;
unsigned char *packet; /* Here we prepare requests and
receive replies */
int lock; /* To prevent mismatch in protocols. */
struct semaphore sem;
int current_size; /* for packet preparation */
int has_subfunction;
int ncp_reply_size;
int root_setuped;
/* info for packet signing */
int sign_wanted; /* 1=Server needs signed packets */
int sign_active; /* 0=don't do signing, 1=do */
char sign_root[8]; /* generated from password and encr. key */
char sign_last[16];
/* Authentication info: NDS or BINDERY, username */
struct {
int auth_type;
size_t object_name_len;
void* object_name;
int object_type;
} auth;
/* Password info */
struct {
size_t len;
void* data;
} priv;
/* nls info: codepage for volume and charset for I/O */
struct nls_table *nls_vol;
struct nls_table *nls_io;
/* maximum age in jiffies */
int dentry_ttl;
/* miscellaneous */
unsigned int flags;
};
#define ncp_sb_info ncp_server
#define NCP_FLAG_UTF8 1
#define NCP_CLR_FLAG(server, flag) ((server)->flags &= ~(flag))
#define NCP_SET_FLAG(server, flag) ((server)->flags |= (flag))
#define NCP_IS_FLAG(server, flag) ((server)->flags & (flag))
static inline int ncp_conn_valid(struct ncp_server *server)
{
return ((server->conn_status & 0x11) == 0);
}
static inline void ncp_invalidate_conn(struct ncp_server *server)
{
server->conn_status |= 0x01;
}
#endif /* __KERNEL__ */
#endif
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