client.c File Reference

#include <linux/module.h>
#include <linux/errno.h>
#include <linux/fs.h>
#include <linux/poll.h>
#include <linux/idr.h>
#include <linux/mutex.h>
#include <linux/slab.h>
#include <linux/sched.h>
#include <linux/uaccess.h>
#include <net/9p/9p.h>
#include <linux/parser.h>
#include <net/9p/client.h>
#include <net/9p/transport.h>
#include "protocol.h"
#include <trace/events/9p.h>

Go to the source code of this file.

Macros
#define	pr_fmt(fmt)   KBUILD_MODNAME ": " fmt
#define	CREATE_TRACE_POINTS

Enumerations
enum	{   Opt_msize, Opt_trans, Opt_legacy, Opt_version,   Opt_err }

Functions
int	p9_is_proto_dotl (struct p9_client *clnt)
	EXPORT_SYMBOL (p9_is_proto_dotl)
int	p9_is_proto_dotu (struct p9_client *clnt)
	EXPORT_SYMBOL (p9_is_proto_dotu)
struct p9_req_t *	p9_tag_lookup (struct p9_client *c, u16 tag)
	EXPORT_SYMBOL (p9_tag_lookup)
void	p9_client_cb (struct p9_client *c, struct p9_req_t *req)
	EXPORT_SYMBOL (p9_client_cb)
int	p9_parse_header (struct p9_fcall *pdu, int32_t *size, int8_t *type, int16_t *tag, int rewind)
	EXPORT_SYMBOL (p9_parse_header)
struct p9_client *	p9_client_create (const char *dev_name, char *options)
	EXPORT_SYMBOL (p9_client_create)
void	p9_client_destroy (struct p9_client *clnt)
	EXPORT_SYMBOL (p9_client_destroy)
void	p9_client_disconnect (struct p9_client *clnt)
	EXPORT_SYMBOL (p9_client_disconnect)
void	p9_client_begin_disconnect (struct p9_client *clnt)
	EXPORT_SYMBOL (p9_client_begin_disconnect)
struct p9_fid *	p9_client_attach (struct p9_client *clnt, struct p9_fid *afid, char *uname, u32 n_uname, char *aname)
	EXPORT_SYMBOL (p9_client_attach)
struct p9_fid *	p9_client_walk (struct p9_fid *oldfid, uint16_t nwname, char **wnames, int clone)
	EXPORT_SYMBOL (p9_client_walk)
int	p9_client_open (struct p9_fid *fid, int mode)
	EXPORT_SYMBOL (p9_client_open)
int	p9_client_create_dotl (struct p9_fid *ofid, char *name, u32 flags, u32 mode, gid_t gid, struct p9_qid *qid)
	EXPORT_SYMBOL (p9_client_create_dotl)
int	p9_client_fcreate (struct p9_fid *fid, char *name, u32 perm, int mode, char *extension)
	EXPORT_SYMBOL (p9_client_fcreate)
int	p9_client_symlink (struct p9_fid *dfid, char *name, char *symtgt, gid_t gid, struct p9_qid *qid)
	EXPORT_SYMBOL (p9_client_symlink)
int	p9_client_link (struct p9_fid *dfid, struct p9_fid *oldfid, char *newname)
	EXPORT_SYMBOL (p9_client_link)
int	p9_client_fsync (struct p9_fid *fid, int datasync)
	EXPORT_SYMBOL (p9_client_fsync)
int	p9_client_clunk (struct p9_fid *fid)
	EXPORT_SYMBOL (p9_client_clunk)
int	p9_client_remove (struct p9_fid *fid)
	EXPORT_SYMBOL (p9_client_remove)
int	p9_client_unlinkat (struct p9_fid *dfid, const char *name, int flags)
	EXPORT_SYMBOL (p9_client_unlinkat)
int	p9_client_read (struct p9_fid *fid, char *data, char __user *udata, u64 offset, u32 count)
	EXPORT_SYMBOL (p9_client_read)
int	p9_client_write (struct p9_fid *fid, char *data, const char __user *udata, u64 offset, u32 count)
	EXPORT_SYMBOL (p9_client_write)
struct p9_wstat *	p9_client_stat (struct p9_fid *fid)
	EXPORT_SYMBOL (p9_client_stat)
struct p9_stat_dotl *	p9_client_getattr_dotl (struct p9_fid *fid, u64 request_mask)
	EXPORT_SYMBOL (p9_client_getattr_dotl)
int	p9_client_wstat (struct p9_fid *fid, struct p9_wstat *wst)
	EXPORT_SYMBOL (p9_client_wstat)
int	p9_client_setattr (struct p9_fid *fid, struct p9_iattr_dotl *p9attr)
	EXPORT_SYMBOL (p9_client_setattr)
int	p9_client_statfs (struct p9_fid *fid, struct p9_rstatfs *sb)
	EXPORT_SYMBOL (p9_client_statfs)
int	p9_client_rename (struct p9_fid *fid, struct p9_fid *newdirfid, const char *name)
	EXPORT_SYMBOL (p9_client_rename)
int	p9_client_renameat (struct p9_fid *olddirfid, const char *old_name, struct p9_fid *newdirfid, const char *new_name)
	EXPORT_SYMBOL (p9_client_renameat)
struct p9_fid *	p9_client_xattrwalk (struct p9_fid *file_fid, const char *attr_name, u64 *attr_size)
	EXPORT_SYMBOL_GPL (p9_client_xattrwalk)
int	p9_client_xattrcreate (struct p9_fid *fid, const char *name, u64 attr_size, int flags)
	EXPORT_SYMBOL_GPL (p9_client_xattrcreate)
int	p9_client_readdir (struct p9_fid *fid, char *data, u32 count, u64 offset)
	EXPORT_SYMBOL (p9_client_readdir)
int	p9_client_mknod_dotl (struct p9_fid *fid, char *name, int mode, dev_t rdev, gid_t gid, struct p9_qid *qid)
	EXPORT_SYMBOL (p9_client_mknod_dotl)
int	p9_client_mkdir_dotl (struct p9_fid *fid, char *name, int mode, gid_t gid, struct p9_qid *qid)
	EXPORT_SYMBOL (p9_client_mkdir_dotl)
int	p9_client_lock_dotl (struct p9_fid *fid, struct p9_flock *flock, u8 *status)
	EXPORT_SYMBOL (p9_client_lock_dotl)
int	p9_client_getlock_dotl (struct p9_fid *fid, struct p9_getlock *glock)
	EXPORT_SYMBOL (p9_client_getlock_dotl)
int	p9_client_readlink (struct p9_fid *fid, char **target)
	EXPORT_SYMBOL (p9_client_readlink)

Macro Definition Documentation

#define CREATE_TRACE_POINTS

Definition at line 43 of file client.c.

#define pr_fmt

(

fmt

)

KBUILD_MODNAME ": " fmt

Definition at line 26 of file client.c.

Enumeration Type Documentation

anonymous enum

Enumerator:

Opt_msize
Opt_trans
Opt_legacy
Opt_version
Opt_err

Definition at line 51 of file client.c.

Function Documentation

EXPORT_SYMBOL

(

p9_is_proto_dotl

)

EXPORT_SYMBOL

(

p9_is_proto_dotu

)

EXPORT_SYMBOL

(

p9_tag_lookup

)

EXPORT_SYMBOL

(

p9_client_cb

)

EXPORT_SYMBOL

(

p9_parse_header

)

EXPORT_SYMBOL

(

p9_client_create

)

EXPORT_SYMBOL

(

p9_client_destroy

)

EXPORT_SYMBOL

(

p9_client_disconnect

)

EXPORT_SYMBOL

(

p9_client_begin_disconnect

)

EXPORT_SYMBOL

(

p9_client_attach

)

EXPORT_SYMBOL

(

p9_client_walk

)

EXPORT_SYMBOL

(

p9_client_open

)

EXPORT_SYMBOL

(

p9_client_create_dotl

)

EXPORT_SYMBOL

(

p9_client_fcreate

)

EXPORT_SYMBOL

(

p9_client_symlink

)

EXPORT_SYMBOL

(

p9_client_link

)

EXPORT_SYMBOL

(

p9_client_fsync

)

EXPORT_SYMBOL

(

p9_client_clunk

)

EXPORT_SYMBOL

(

p9_client_remove

)

EXPORT_SYMBOL

(

p9_client_unlinkat

)

EXPORT_SYMBOL

(

p9_client_read

)

EXPORT_SYMBOL

(

p9_client_write

)

EXPORT_SYMBOL

(

p9_client_stat

)

EXPORT_SYMBOL

(

p9_client_getattr_dotl

)

EXPORT_SYMBOL

(

p9_client_wstat

)

EXPORT_SYMBOL

(

p9_client_setattr

)

EXPORT_SYMBOL

(

p9_client_statfs

)

EXPORT_SYMBOL

(

p9_client_rename

)

EXPORT_SYMBOL

(

p9_client_renameat

)

EXPORT_SYMBOL

(

p9_client_readdir

)

EXPORT_SYMBOL

(

p9_client_mknod_dotl

)

EXPORT_SYMBOL

(

p9_client_mkdir_dotl

)

EXPORT_SYMBOL

(

p9_client_lock_dotl

)

EXPORT_SYMBOL

(

p9_client_getlock_dotl

)

EXPORT_SYMBOL

(

p9_client_readlink

)

EXPORT_SYMBOL_GPL

(

p9_client_xattrwalk

)

EXPORT_SYMBOL_GPL

(

p9_client_xattrcreate

)

struct p9_fid* p9_client_attach ( struct p9_client *  clnt, struct p9_fid *  afid, char *  uname, u32  n_uname, char *  aname  )

read

Definition at line 1102 of file client.c.

void p9_client_begin_disconnect

(

struct p9_client *

clnt

)

Definition at line 1095 of file client.c.

void p9_client_cb	(	struct p9_client *	c,
		struct p9_req_t *	req
	)

p9_client_cb - call back from transport to client c: client state req: request received

Definition at line 410 of file client.c.

int p9_client_clunk

(

struct p9_fid *

fid

)

Definition at line 1440 of file client.c.

struct p9_client* p9_client_create ( const char *  dev_name, char *  options  )

read

Definition at line 994 of file client.c.

int p9_client_create_dotl	(	struct p9_fid *	ofid,
		char *	name,
		u32	flags,
		u32	mode,
		gid_t	gid,
		struct p9_qid *	qid
	)

Definition at line 1272 of file client.c.

void p9_client_destroy

(

struct p9_client *

clnt

)

Definition at line 1063 of file client.c.

void p9_client_disconnect

(

struct p9_client *

clnt

)

Definition at line 1088 of file client.c.

int p9_client_fcreate	(	struct p9_fid *	fid,
		char *	name,
		u32	perm,
		int	mode,
		char *	extension
	)

Definition at line 1316 of file client.c.

int p9_client_fsync	(	struct p9_fid *	fid,
		int	datasync
	)

Definition at line 1414 of file client.c.

struct p9_stat_dotl* p9_client_getattr_dotl ( struct p9_fid *  fid, u64  request_mask  )

read

Definition at line 1724 of file client.c.

int p9_client_getlock_dotl	(	struct p9_fid *	fid,
		struct p9_getlock *	glock
	)

Definition at line 2203 of file client.c.

int p9_client_link	(	struct p9_fid *	dfid,
		struct p9_fid *	oldfid,
		char *	newname
	)

Definition at line 1395 of file client.c.

int p9_client_lock_dotl	(	struct p9_fid *	fid,
		struct p9_flock *	flock,
		u8 *	status
	)

Definition at line 2170 of file client.c.

int p9_client_mkdir_dotl	(	struct p9_fid *	fid,
		char *	name,
		int	mode,
		gid_t	gid,
		struct p9_qid *	qid
	)

Definition at line 2139 of file client.c.

int p9_client_mknod_dotl	(	struct p9_fid *	fid,
		char *	name,
		int	mode,
		dev_t	rdev,
		gid_t	gid,
		struct p9_qid *	qid
	)

Definition at line 2108 of file client.c.

int p9_client_open	(	struct p9_fid *	fid,
		int	mode
	)

Definition at line 1227 of file client.c.

int p9_client_read	(	struct p9_fid *	fid,
		char *	data,
		char __user *	udata,
		u64	offset,
		u32	count
	)

Definition at line 1536 of file client.c.

int p9_client_readdir	(	struct p9_fid *	fid,
		char *	data,
		u32	count,
		u64	offset
	)

Definition at line 2049 of file client.c.

int p9_client_readlink	(	struct p9_fid *	fid,
		char **	target
	)

Definition at line 2237 of file client.c.

int p9_client_remove

(

struct p9_fid *

fid

)

Definition at line 1484 of file client.c.

int p9_client_rename	(	struct p9_fid *	fid,
		struct p9_fid *	newdirfid,
		const char *	name
	)

Definition at line 1916 of file client.c.

int p9_client_renameat	(	struct p9_fid *	olddirfid,
		const char *	old_name,
		struct p9_fid *	newdirfid,
		const char *	new_name
	)

Definition at line 1944 of file client.c.

int p9_client_setattr	(	struct p9_fid *	fid,
		struct p9_iattr_dotl *	p9attr
	)

Definition at line 1847 of file client.c.

struct p9_wstat* p9_client_stat ( struct p9_fid *  fid )

read

Definition at line 1675 of file client.c.

int p9_client_statfs	(	struct p9_fid *	fid,
		struct p9_rstatfs *	sb
	)

Definition at line 1877 of file client.c.

int p9_client_symlink	(	struct p9_fid *	dfid,
		char *	name,
		char *	symtgt,
		gid_t	gid,
		struct p9_qid *	qid
	)

Definition at line 1361 of file client.c.

int p9_client_unlinkat	(	struct p9_fid *	dfid,
		const char *	name,
		int	flags
	)

Definition at line 1512 of file client.c.

struct p9_fid* p9_client_walk ( struct p9_fid *  oldfid, uint16_t  nwname, char **  wnames, int  clone  )

read

Definition at line 1149 of file client.c.

int p9_client_write	(	struct p9_fid *	fid,
		char *	data,
		const char __user *	udata,
		u64	offset,
		u32	count
	)

Definition at line 1613 of file client.c.

int p9_client_wstat	(	struct p9_fid *	fid,
		struct p9_wstat *	wst
	)

Definition at line 1812 of file client.c.

int p9_client_xattrcreate	(	struct p9_fid *	fid,
		const char *	name,
		u64	attr_size,
		int	flags
	)

Definition at line 2024 of file client.c.

struct p9_fid* p9_client_xattrwalk ( struct p9_fid *  file_fid, const char *  attr_name, u64 *  attr_size  )

read

Definition at line 1977 of file client.c.

int p9_is_proto_dotl ( struct p9_client *  clnt )

inline

Definition at line 67 of file client.c.

int p9_is_proto_dotu ( struct p9_client *  clnt )

inline

Definition at line 73 of file client.c.

int p9_parse_header	(	struct p9_fcall *	pdu,
		int32_t *	size,
		int8_t *	type,
		int16_t *	tag,
		int	rewind
	)

p9_parse_header - parse header arguments out of a packet : packet to parse : size of packet : type of request : tag of packet : set if we need to rewind offset afterwards

Definition at line 428 of file client.c.

struct p9_req_t* p9_tag_lookup ( struct p9_client *  c, u16  tag  )

read

p9_tag_lookup - lookup a request by tag : client session to lookup tag within : numeric id for transaction

Definition at line 301 of file client.c.