[linux-block.git] / fs / nfs / internal.h

/*
 * NFS internal definitions
 */

#include <linux/mount.h>
#include <linux/security.h>

#define NFS_MS_MASK (MS_RDONLY|MS_NOSUID|MS_NODEV|MS_NOEXEC|MS_SYNCHRONOUS)

struct nfs_string;

/* Maximum number of readahead requests
 * FIXME: this should really be a sysctl so that users may tune it to suit
 *        their needs. People that do NFS over a slow network, might for
 *        instance want to reduce it to something closer to 1 for improved
 *        interactive response.
 */
#define NFS_MAX_READAHEAD	(RPC_DEF_SLOT_TABLE - 1)

struct nfs_clone_mount {
	const struct super_block *sb;
	const struct dentry *dentry;
	struct nfs_fh *fh;
	struct nfs_fattr *fattr;
	char *hostname;
	char *mnt_path;
	struct sockaddr *addr;
	size_t addrlen;
	rpc_authflavor_t authflavor;
};

/*
 * Note: RFC 1813 doesn't limit the number of auth flavors that
 * a server can return, so make something up.
 */
#define NFS_MAX_SECFLAVORS	(12)

/*
 * In-kernel mount arguments
 */
struct nfs_parsed_mount_data {
	int			flags;
	int			rsize, wsize;
	int			timeo, retrans;
	int			acregmin, acregmax,
				acdirmin, acdirmax;
	int			namlen;
	unsigned int		options;
	unsigned int		bsize;
	unsigned int		auth_flavor_len;
	rpc_authflavor_t	auth_flavors[1];
	char			*client_address;
	char			*fscache_uniq;

	struct {
		struct sockaddr_storage	address;
		size_t			addrlen;
		char			*hostname;
		u32			version;
		unsigned short		port;
		unsigned short		protocol;
	} mount_server;

	struct {
		struct sockaddr_storage	address;
		size_t			addrlen;
		char			*hostname;
		char			*export_path;
		unsigned short		port;
		unsigned short		protocol;
	} nfs_server;

	struct security_mnt_opts lsm_opts;
};

/* mount_clnt.c */
struct nfs_mount_request {
	struct sockaddr		*sap;
	size_t			salen;
	char			*hostname;
	char			*dirpath;
	u32			version;
	unsigned short		protocol;
	struct nfs_fh		*fh;
	int			noresvport;
	unsigned int		*auth_flav_len;
	rpc_authflavor_t	*auth_flavs;
};

extern int nfs_mount(struct nfs_mount_request *info);

/* client.c */
extern struct rpc_program nfs_program;

extern void nfs_put_client(struct nfs_client *);
extern struct nfs_client *nfs_find_client(const struct sockaddr *, u32);
extern struct nfs_client *nfs_find_client_next(struct nfs_client *);
extern struct nfs_server *nfs_create_server(
					const struct nfs_parsed_mount_data *,
					struct nfs_fh *);
extern struct nfs_server *nfs4_create_server(
					const struct nfs_parsed_mount_data *,
					struct nfs_fh *);
extern struct nfs_server *nfs4_create_referral_server(struct nfs_clone_mount *,
						      struct nfs_fh *);
extern void nfs_free_server(struct nfs_server *server);
extern struct nfs_server *nfs_clone_server(struct nfs_server *,
					   struct nfs_fh *,
					   struct nfs_fattr *);
#ifdef CONFIG_PROC_FS
extern int __init nfs_fs_proc_init(void);
extern void nfs_fs_proc_exit(void);
#else
static inline int nfs_fs_proc_init(void)
{
	return 0;
}
static inline void nfs_fs_proc_exit(void)
{
}
#endif

/* nfs4namespace.c */
#ifdef CONFIG_NFS_V4
extern struct vfsmount *nfs_do_refmount(const struct vfsmount *mnt_parent, struct dentry *dentry);
#else
static inline
struct vfsmount *nfs_do_refmount(const struct vfsmount *mnt_parent, struct dentry *dentry)
{
	return ERR_PTR(-ENOENT);
}
#endif

/* callback_xdr.c */
extern struct svc_version nfs4_callback_version1;

/* pagelist.c */
extern int __init nfs_init_nfspagecache(void);
extern void nfs_destroy_nfspagecache(void);
extern int __init nfs_init_readpagecache(void);
extern void nfs_destroy_readpagecache(void);
extern int __init nfs_init_writepagecache(void);
extern void nfs_destroy_writepagecache(void);

extern int __init nfs_init_directcache(void);
extern void nfs_destroy_directcache(void);

/* nfs2xdr.c */
extern int nfs_stat_to_errno(int);
extern struct rpc_procinfo nfs_procedures[];
extern __be32 * nfs_decode_dirent(__be32 *, struct nfs_entry *, int);

/* nfs3xdr.c */
extern struct rpc_procinfo nfs3_procedures[];
extern __be32 *nfs3_decode_dirent(__be32 *, struct nfs_entry *, int);

/* nfs4xdr.c */
#ifdef CONFIG_NFS_V4
extern __be32 *nfs4_decode_dirent(__be32 *p, struct nfs_entry *entry, int plus);
#endif

/* nfs4proc.c */
#ifdef CONFIG_NFS_V4
extern struct rpc_procinfo nfs4_procedures[];
#endif

/* proc.c */
void nfs_close_context(struct nfs_open_context *ctx, int is_sync);

/* dir.c */
extern int nfs_access_cache_shrinker(int nr_to_scan, gfp_t gfp_mask);

/* inode.c */
extern struct workqueue_struct *nfsiod_workqueue;
extern struct inode *nfs_alloc_inode(struct super_block *sb);
extern void nfs_destroy_inode(struct inode *);
extern int nfs_write_inode(struct inode *,int);
extern void nfs_clear_inode(struct inode *);
#ifdef CONFIG_NFS_V4
extern void nfs4_clear_inode(struct inode *);
#endif
void nfs_zap_acl_cache(struct inode *inode);
extern int nfs_wait_bit_killable(void *word);

/* super.c */
void nfs_parse_ip_address(char *, size_t, struct sockaddr *, size_t *);
extern struct file_system_type nfs_xdev_fs_type;
#ifdef CONFIG_NFS_V4
extern struct file_system_type nfs4_xdev_fs_type;
extern struct file_system_type nfs4_referral_fs_type;
#endif

extern struct rpc_stat nfs_rpcstat;

extern int __init register_nfs_fs(void);
extern void __exit unregister_nfs_fs(void);
extern void nfs_sb_active(struct super_block *sb);
extern void nfs_sb_deactive(struct super_block *sb);

/* namespace.c */
extern char *nfs_path(const char *base,
		      const struct dentry *droot,
		      const struct dentry *dentry,
		      char *buffer, ssize_t buflen);

/* getroot.c */
extern struct dentry *nfs_get_root(struct super_block *, struct nfs_fh *);
#ifdef CONFIG_NFS_V4
extern struct dentry *nfs4_get_root(struct super_block *, struct nfs_fh *);

extern int nfs4_path_walk(struct nfs_server *server,
			  struct nfs_fh *mntfh,
			  const char *path);
#endif

/*
 * Determine the device name as a string
 */
static inline char *nfs_devname(const struct vfsmount *mnt_parent,
				const struct dentry *dentry,
				char *buffer, ssize_t buflen)
{
	return nfs_path(mnt_parent->mnt_devname, mnt_parent->mnt_root,
			dentry, buffer, buflen);
}

/*
 * Determine the actual block size (and log2 thereof)
 */
static inline
unsigned long nfs_block_bits(unsigned long bsize, unsigned char *nrbitsp)
{
	/* make sure blocksize is a power of two */
	if ((bsize & (bsize - 1)) || nrbitsp) {
		unsigned char	nrbits;

		for (nrbits = 31; nrbits && !(bsize & (1 << nrbits)); nrbits--)
			;
		bsize = 1 << nrbits;
		if (nrbitsp)
			*nrbitsp = nrbits;
	}

	return bsize;
}

/*
 * Calculate the number of 512byte blocks used.
 */
static inline blkcnt_t nfs_calc_block_size(u64 tsize)
{
	blkcnt_t used = (tsize + 511) >> 9;
	return (used > ULONG_MAX) ? ULONG_MAX : used;
}

/*
 * Compute and set NFS server blocksize
 */
static inline
unsigned long nfs_block_size(unsigned long bsize, unsigned char *nrbitsp)
{
	if (bsize < NFS_MIN_FILE_IO_SIZE)
		bsize = NFS_DEF_FILE_IO_SIZE;
	else if (bsize >= NFS_MAX_FILE_IO_SIZE)
		bsize = NFS_MAX_FILE_IO_SIZE;

	return nfs_block_bits(bsize, nrbitsp);
}

/*
 * Determine the maximum file size for a superblock
 */
static inline
void nfs_super_set_maxbytes(struct super_block *sb, __u64 maxfilesize)
{
	sb->s_maxbytes = (loff_t)maxfilesize;
	if (sb->s_maxbytes > MAX_LFS_FILESIZE || sb->s_maxbytes <= 0)
		sb->s_maxbytes = MAX_LFS_FILESIZE;
}

/*
 * Determine the number of bytes of data the page contains
 */
static inline
unsigned int nfs_page_length(struct page *page)
{
	loff_t i_size = i_size_read(page->mapping->host);

	if (i_size > 0) {
		pgoff_t end_index = (i_size - 1) >> PAGE_CACHE_SHIFT;
		if (page->index < end_index)
			return PAGE_CACHE_SIZE;
		if (page->index == end_index)
			return ((i_size - 1) & ~PAGE_CACHE_MASK) + 1;
	}
	return 0;
}

/*
 * Determine the number of pages in an array of length 'len' and
 * with a base offset of 'base'
 */
static inline
unsigned int nfs_page_array_len(unsigned int base, size_t len)
{
	return ((unsigned long)len + (unsigned long)base +
		PAGE_SIZE - 1) >> PAGE_SHIFT;
}

#define IPV6_SCOPE_DELIMITER	'%'

/*
 * Set the port number in an address.  Be agnostic about the address
 * family.
 */
static inline void nfs_set_port(struct sockaddr *sap, unsigned short port)
{
	struct sockaddr_in *ap = (struct sockaddr_in *)sap;
	struct sockaddr_in6 *ap6 = (struct sockaddr_in6 *)sap;

	switch (sap->sa_family) {
	case AF_INET:
		ap->sin_port = htons(port);
		break;
	case AF_INET6:
		ap6->sin6_port = htons(port);
		break;
	}
}
Commit	Line	Data
f7b422b1 DH	1	/*
	2	* NFS internal definitions
	3	*/
	4
	5	#include <linux/mount.h>
f9c3a380	6	#include <linux/security.h>
f7b422b1	7
08734048 DH	8	#define NFS_MS_MASK (MS_RDONLY\|MS_NOSUID\|MS_NODEV\|MS_NOEXEC\|MS_SYNCHRONOUS)
08734048 DH	9
54ceac45	10	struct nfs_string;
54ceac45 DH	11
	12	/* Maximum number of readahead requests
	13	* FIXME: this should really be a sysctl so that users may tune it to suit
	14	* their needs. People that do NFS over a slow network, might for
	15	* instance want to reduce it to something closer to 1 for improved
	16	* interactive response.
	17	*/
	18	#define NFS_MAX_READAHEAD (RPC_DEF_SLOT_TABLE - 1)
	19
f7b422b1 DH	20	struct nfs_clone_mount {
	21	const struct super_block *sb;
	22	const struct dentry *dentry;
	23	struct nfs_fh *fh;
	24	struct nfs_fattr *fattr;
	25	char *hostname;
	26	char *mnt_path;
6677d095 CL	27	struct sockaddr *addr;
6677d095 CL	28	size_t addrlen;
f7b422b1 DH	29	rpc_authflavor_t authflavor;
	30	};
	31
a14017db CL	32	/*
	33	* Note: RFC 1813 doesn't limit the number of auth flavors that
	34	* a server can return, so make something up.
	35	*/
	36	#define NFS_MAX_SECFLAVORS (12)
	37
6b18eaa0 TT	38	/*
	39	* In-kernel mount arguments
	40	*/
	41	struct nfs_parsed_mount_data {
	42	int flags;
	43	int rsize, wsize;
	44	int timeo, retrans;
	45	int acregmin, acregmax,
	46	acdirmin, acdirmax;
	47	int namlen;
b797cac7	48	unsigned int options;
6b18eaa0 TT	49	unsigned int bsize;
	50	unsigned int auth_flavor_len;
	51	rpc_authflavor_t auth_flavors[1];
	52	char *client_address;
08734048	53	char *fscache_uniq;
6b18eaa0 TT	54
6b18eaa0 TT	55	struct {
4c568017 CL	56	struct sockaddr_storage address;
4c568017 CL	57	size_t addrlen;
6b18eaa0	58	char *hostname;
78fa701f	59	u32 version;
6b18eaa0	60	unsigned short port;
78fa701f	61	unsigned short protocol;
6b18eaa0 TT	62	} mount_server;
	63
	64	struct {
4c568017 CL	65	struct sockaddr_storage address;
4c568017 CL	66	size_t addrlen;
6b18eaa0 TT	67	char *hostname;
6b18eaa0 TT	68	char *export_path;
f22d6d79	69	unsigned short port;
78fa701f	70	unsigned short protocol;
6b18eaa0	71	} nfs_server;
f9c3a380 EP	72
f9c3a380 EP	73	struct security_mnt_opts lsm_opts;
6b18eaa0 TT	74	};
6b18eaa0 TT	75
146ec944	76	/* mount_clnt.c */
c5d120f8 CL	77	struct nfs_mount_request {
	78	struct sockaddr *sap;
	79	size_t salen;
	80	char *hostname;
	81	char *dirpath;
	82	u32 version;
	83	unsigned short protocol;
	84	struct nfs_fh *fh;
50a737f8	85	int noresvport;
8e02f6b9 CL	86	unsigned int *auth_flav_len;
8e02f6b9 CL	87	rpc_authflavor_t *auth_flavs;
c5d120f8 CL	88	};
	89
	90	extern int nfs_mount(struct nfs_mount_request *info);
146ec944	91
24c8dbbb	92	/* client.c */
54ceac45 DH	93	extern struct rpc_program nfs_program;
54ceac45 DH	94
24c8dbbb	95	extern void nfs_put_client(struct nfs_client *);
ff052645	96	extern struct nfs_client nfs_find_client(const struct sockaddr , u32);
3fbd67ad	97	extern struct nfs_client nfs_find_client_next(struct nfs_client );
2283f8d6 TT	98	extern struct nfs_server *nfs_create_server(
	99	const struct nfs_parsed_mount_data *,
	100	struct nfs_fh *);
91ea40b9 TT	101	extern struct nfs_server *nfs4_create_server(
	102	const struct nfs_parsed_mount_data *,
	103	struct nfs_fh *);
54ceac45 DH	104	extern struct nfs_server nfs4_create_referral_server(struct nfs_clone_mount ,
	105	struct nfs_fh *);
	106	extern void nfs_free_server(struct nfs_server *server);
	107	extern struct nfs_server nfs_clone_server(struct nfs_server ,
	108	struct nfs_fh *,
	109	struct nfs_fattr *);
6aaca566 DH	110	#ifdef CONFIG_PROC_FS
	111	extern int __init nfs_fs_proc_init(void);
	112	extern void nfs_fs_proc_exit(void);
	113	#else
	114	static inline int nfs_fs_proc_init(void)
	115	{
	116	return 0;
	117	}
	118	static inline void nfs_fs_proc_exit(void)
	119	{
	120	}
	121	#endif
24c8dbbb	122
7d4e2747	123	/* nfs4namespace.c */
f7b422b1 DH	124	#ifdef CONFIG_NFS_V4
	125	extern struct vfsmount nfs_do_refmount(const struct vfsmount mnt_parent, struct dentry *dentry);
	126	#else
	127	static inline
	128	struct vfsmount nfs_do_refmount(const struct vfsmount mnt_parent, struct dentry *dentry)
	129	{
	130	return ERR_PTR(-ENOENT);
	131	}
	132	#endif
	133
	134	/* callback_xdr.c */
	135	extern struct svc_version nfs4_callback_version1;
	136
	137	/* pagelist.c */
	138	extern int __init nfs_init_nfspagecache(void);
266bee88	139	extern void nfs_destroy_nfspagecache(void);
f7b422b1	140	extern int __init nfs_init_readpagecache(void);
266bee88	141	extern void nfs_destroy_readpagecache(void);
f7b422b1	142	extern int __init nfs_init_writepagecache(void);
266bee88	143	extern void nfs_destroy_writepagecache(void);
f7b422b1	144
f7b422b1	145	extern int __init nfs_init_directcache(void);
266bee88	146	extern void nfs_destroy_directcache(void);
f7b422b1 DH	147
f7b422b1 DH	148	/* nfs2xdr.c */
7d4e2747	149	extern int nfs_stat_to_errno(int);
f7b422b1	150	extern struct rpc_procinfo nfs_procedures[];
0dbb4c67	151	extern __be32 * nfs_decode_dirent(__be32 , struct nfs_entry , int);
f7b422b1 DH	152
	153	/* nfs3xdr.c */
	154	extern struct rpc_procinfo nfs3_procedures[];
0dbb4c67	155	extern __be32 nfs3_decode_dirent(__be32 , struct nfs_entry *, int);
f7b422b1 DH	156
f7b422b1 DH	157	/* nfs4xdr.c */
7d4e2747	158	#ifdef CONFIG_NFS_V4
0dbb4c67	159	extern __be32 nfs4_decode_dirent(__be32 p, struct nfs_entry *entry, int plus);
7d4e2747	160	#endif
f7b422b1 DH	161
f7b422b1 DH	162	/* nfs4proc.c */
d75d5414	163	#ifdef CONFIG_NFS_V4
f7b422b1	164	extern struct rpc_procinfo nfs4_procedures[];
d75d5414	165	#endif
f7b422b1	166
7fe5c398 TM	167	/* proc.c */
	168	void nfs_close_context(struct nfs_open_context *ctx, int is_sync);
	169
979df72e TM	170	/* dir.c */
	171	extern int nfs_access_cache_shrinker(int nr_to_scan, gfp_t gfp_mask);
	172
f7b422b1	173	/* inode.c */
5746006f	174	extern struct workqueue_struct *nfsiod_workqueue;
f7b422b1 DH	175	extern struct inode nfs_alloc_inode(struct super_block sb);
	176	extern void nfs_destroy_inode(struct inode *);
	177	extern int nfs_write_inode(struct inode *,int);
	178	extern void nfs_clear_inode(struct inode *);
	179	#ifdef CONFIG_NFS_V4
	180	extern void nfs4_clear_inode(struct inode *);
	181	#endif
f41f7418	182	void nfs_zap_acl_cache(struct inode *inode);
72cb77f4	183	extern int nfs_wait_bit_killable(void *word);
f7b422b1 DH	184
f7b422b1 DH	185	/* super.c */
ea31a443	186	void nfs_parse_ip_address(char , size_t, struct sockaddr , size_t *);
54ceac45	187	extern struct file_system_type nfs_xdev_fs_type;
f7b422b1	188	#ifdef CONFIG_NFS_V4
54ceac45 DH	189	extern struct file_system_type nfs4_xdev_fs_type;
54ceac45 DH	190	extern struct file_system_type nfs4_referral_fs_type;
f7b422b1	191	#endif
4ebd9ab3	192
f7b422b1	193	extern struct rpc_stat nfs_rpcstat;
4ebd9ab3	194
f7b422b1 DH	195	extern int __init register_nfs_fs(void);
f7b422b1 DH	196	extern void __exit unregister_nfs_fs(void);
1daef0a8 TM	197	extern void nfs_sb_active(struct super_block *sb);
1daef0a8 TM	198	extern void nfs_sb_deactive(struct super_block *sb);
f7b422b1 DH	199
f7b422b1 DH	200	/* namespace.c */
54ceac45 DH	201	extern char nfs_path(const char base,
	202	const struct dentry *droot,
	203	const struct dentry *dentry,
f7b422b1 DH	204	char *buffer, ssize_t buflen);
f7b422b1 DH	205
54ceac45 DH	206	/* getroot.c */
54ceac45 DH	207	extern struct dentry nfs_get_root(struct super_block , struct nfs_fh *);
7d4e2747	208	#ifdef CONFIG_NFS_V4
54ceac45 DH	209	extern struct dentry nfs4_get_root(struct super_block , struct nfs_fh *);
	210
	211	extern int nfs4_path_walk(struct nfs_server *server,
	212	struct nfs_fh *mntfh,
	213	const char *path);
7d4e2747	214	#endif
f7b422b1 DH	215
	216	/*
	217	* Determine the device name as a string
	218	*/
	219	static inline char nfs_devname(const struct vfsmount mnt_parent,
54ceac45 DH	220	const struct dentry *dentry,
54ceac45 DH	221	char *buffer, ssize_t buflen)
f7b422b1	222	{
54ceac45 DH	223	return nfs_path(mnt_parent->mnt_devname, mnt_parent->mnt_root,
54ceac45 DH	224	dentry, buffer, buflen);
f7b422b1 DH	225	}
	226
	227	/*
	228	* Determine the actual block size (and log2 thereof)
	229	*/
	230	static inline
	231	unsigned long nfs_block_bits(unsigned long bsize, unsigned char *nrbitsp)
	232	{
	233	/* make sure blocksize is a power of two */
	234	if ((bsize & (bsize - 1)) \|\| nrbitsp) {
	235	unsigned char nrbits;
	236
	237	for (nrbits = 31; nrbits && !(bsize & (1 << nrbits)); nrbits--)
	238	;
	239	bsize = 1 << nrbits;
	240	if (nrbitsp)
	241	*nrbitsp = nrbits;
	242	}
	243
	244	return bsize;
	245	}
	246
	247	/*
	248	* Calculate the number of 512byte blocks used.
	249	*/
9eaa67c6	250	static inline blkcnt_t nfs_calc_block_size(u64 tsize)
f7b422b1	251	{
9eaa67c6	252	blkcnt_t used = (tsize + 511) >> 9;
f7b422b1 DH	253	return (used > ULONG_MAX) ? ULONG_MAX : used;
	254	}
	255
	256	/*
	257	* Compute and set NFS server blocksize
	258	*/
	259	static inline
	260	unsigned long nfs_block_size(unsigned long bsize, unsigned char *nrbitsp)
	261	{
	262	if (bsize < NFS_MIN_FILE_IO_SIZE)
	263	bsize = NFS_DEF_FILE_IO_SIZE;
	264	else if (bsize >= NFS_MAX_FILE_IO_SIZE)
	265	bsize = NFS_MAX_FILE_IO_SIZE;
	266
	267	return nfs_block_bits(bsize, nrbitsp);
	268	}
	269
	270	/*
	271	* Determine the maximum file size for a superblock
	272	*/
	273	static inline
	274	void nfs_super_set_maxbytes(struct super_block *sb, __u64 maxfilesize)
	275	{
	276	sb->s_maxbytes = (loff_t)maxfilesize;
	277	if (sb->s_maxbytes > MAX_LFS_FILESIZE \|\| sb->s_maxbytes <= 0)
	278	sb->s_maxbytes = MAX_LFS_FILESIZE;
	279	}
49a70f27 TM	280
	281	/*
	282	* Determine the number of bytes of data the page contains
	283	*/
	284	static inline
	285	unsigned int nfs_page_length(struct page *page)
	286	{
	287	loff_t i_size = i_size_read(page->mapping->host);
	288
	289	if (i_size > 0) {
	290	pgoff_t end_index = (i_size - 1) >> PAGE_CACHE_SHIFT;
	291	if (page->index < end_index)
	292	return PAGE_CACHE_SIZE;
	293	if (page->index == end_index)
	294	return ((i_size - 1) & ~PAGE_CACHE_MASK) + 1;
	295	}
	296	return 0;
	297	}
8d5658c9 TM	298
	299	/*
	300	* Determine the number of pages in an array of length 'len' and
	301	* with a base offset of 'base'
	302	*/
	303	static inline
	304	unsigned int nfs_page_array_len(unsigned int base, size_t len)
	305	{
	306	return ((unsigned long)len + (unsigned long)base +
	307	PAGE_SIZE - 1) >> PAGE_SHIFT;
	308	}
	309
ea31a443	310	#define IPV6_SCOPE_DELIMITER '%'
f0c92925 BF	311
	312	/*
	313	* Set the port number in an address. Be agnostic about the address
	314	* family.
	315	*/
	316	static inline void nfs_set_port(struct sockaddr *sap, unsigned short port)
	317	{
456018d7 BF	318	struct sockaddr_in ap = (struct sockaddr_in )sap;
	319	struct sockaddr_in6 ap6 = (struct sockaddr_in6 )sap;
	320
f0c92925	321	switch (sap->sa_family) {
456018d7 BF	322	case AF_INET:
	323	ap->sin_port = htons(port);
	324	break;
	325	case AF_INET6:
	326	ap6->sin6_port = htons(port);
	327	break;
f0c92925 BF	328	}
f0c92925 BF	329	}