smb: move client and server files to common directory fs/smb

Move CIFS/SMB3 related client and server files (cifs.ko and ksmbd.ko
and helper modules) to new fs/smb subdirectory:

   fs/cifs --> fs/smb/client
   fs/ksmbd --> fs/smb/server
   fs/smbfs_common --> fs/smb/common

Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Acked-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>

1 files changed, 0 insertions, 468 deletions

diff --git a/fs/ksmbd/smb_common.h b/fs/ksmbd/smb_common.h
deleted file mode 100644
index 9130d2e3cd78..000000000000
--- a/fs/ksmbd/smb_common.h
+++ /dev/null
@@ -1,468 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later */
-/*
- *   Copyright (C) 2018 Samsung Electronics Co., Ltd.
- */
-
-#ifndef __SMB_COMMON_H__
-#define __SMB_COMMON_H__
-
-#include <linux/kernel.h>
-
-#include "glob.h"
-#include "nterr.h"
-#include "../smbfs_common/smb2pdu.h"
-#include "smb2pdu.h"
-
-/* ksmbd's Specific ERRNO */
-#define ESHARE			50000
-
-#define SMB1_PROT		0
-#define SMB2_PROT		1
-#define SMB21_PROT		2
-/* multi-protocol negotiate request */
-#define SMB2X_PROT		3
-#define SMB30_PROT		4
-#define SMB302_PROT		5
-#define SMB311_PROT		6
-#define BAD_PROT		0xFFFF
-
-#define SMB1_VERSION_STRING	"1.0"
-#define SMB20_VERSION_STRING	"2.0"
-#define SMB21_VERSION_STRING	"2.1"
-#define SMB30_VERSION_STRING	"3.0"
-#define SMB302_VERSION_STRING	"3.02"
-#define SMB311_VERSION_STRING	"3.1.1"
-
-#define SMB_ECHO_INTERVAL	(60 * HZ)
-
-#define CIFS_DEFAULT_IOSIZE	(64 * 1024)
-#define MAX_CIFS_SMALL_BUFFER_SIZE 448 /* big enough for most */
-
-#define MAX_STREAM_PROT_LEN	0x00FFFFFF
-
-/* Responses when opening a file. */
-#define F_SUPERSEDED	0
-#define F_OPENED	1
-#define F_CREATED	2
-#define F_OVERWRITTEN	3
-
-/*
- * File Attribute flags
- */
-#define ATTR_POSIX_SEMANTICS		0x01000000
-#define ATTR_BACKUP_SEMANTICS		0x02000000
-#define ATTR_DELETE_ON_CLOSE		0x04000000
-#define ATTR_SEQUENTIAL_SCAN		0x08000000
-#define ATTR_RANDOM_ACCESS		0x10000000
-#define ATTR_NO_BUFFERING		0x20000000
-#define ATTR_WRITE_THROUGH		0x80000000
-
-/* List of FileSystemAttributes - see 2.5.1 of MS-FSCC */
-#define FILE_SUPPORTS_SPARSE_VDL	0x10000000 /* faster nonsparse extend */
-#define FILE_SUPPORTS_BLOCK_REFCOUNTING	0x08000000 /* allow ioctl dup extents */
-#define FILE_SUPPORT_INTEGRITY_STREAMS	0x04000000
-#define FILE_SUPPORTS_USN_JOURNAL	0x02000000
-#define FILE_SUPPORTS_OPEN_BY_FILE_ID	0x01000000
-#define FILE_SUPPORTS_EXTENDED_ATTRIBUTES 0x00800000
-#define FILE_SUPPORTS_HARD_LINKS	0x00400000
-#define FILE_SUPPORTS_TRANSACTIONS	0x00200000
-#define FILE_SEQUENTIAL_WRITE_ONCE	0x00100000
-#define FILE_READ_ONLY_VOLUME		0x00080000
-#define FILE_NAMED_STREAMS		0x00040000
-#define FILE_SUPPORTS_ENCRYPTION	0x00020000
-#define FILE_SUPPORTS_OBJECT_IDS	0x00010000
-#define FILE_VOLUME_IS_COMPRESSED	0x00008000
-#define FILE_SUPPORTS_REMOTE_STORAGE	0x00000100
-#define FILE_SUPPORTS_REPARSE_POINTS	0x00000080
-#define FILE_SUPPORTS_SPARSE_FILES	0x00000040
-#define FILE_VOLUME_QUOTAS		0x00000020
-#define FILE_FILE_COMPRESSION		0x00000010
-#define FILE_PERSISTENT_ACLS		0x00000008
-#define FILE_UNICODE_ON_DISK		0x00000004
-#define FILE_CASE_PRESERVED_NAMES	0x00000002
-#define FILE_CASE_SENSITIVE_SEARCH	0x00000001
-
-#define FILE_READ_DATA        0x00000001  /* Data can be read from the file   */
-#define FILE_WRITE_DATA       0x00000002  /* Data can be written to the file  */
-#define FILE_APPEND_DATA      0x00000004  /* Data can be appended to the file */
-#define FILE_READ_EA          0x00000008  /* Extended attributes associated   */
-/* with the file can be read        */
-#define FILE_WRITE_EA         0x00000010  /* Extended attributes associated   */
-/* with the file can be written     */
-#define FILE_EXECUTE          0x00000020  /*Data can be read into memory from */
-/* the file using system paging I/O */
-#define FILE_DELETE_CHILD     0x00000040
-#define FILE_READ_ATTRIBUTES  0x00000080  /* Attributes associated with the   */
-/* file can be read                 */
-#define FILE_WRITE_ATTRIBUTES 0x00000100  /* Attributes associated with the   */
-/* file can be written              */
-#define DELETE                0x00010000  /* The file can be deleted          */
-#define READ_CONTROL          0x00020000  /* The access control list and      */
-/* ownership associated with the    */
-/* file can be read                 */
-#define WRITE_DAC             0x00040000  /* The access control list and      */
-/* ownership associated with the    */
-/* file can be written.             */
-#define WRITE_OWNER           0x00080000  /* Ownership information associated */
-/* with the file can be written     */
-#define SYNCHRONIZE           0x00100000  /* The file handle can waited on to */
-/* synchronize with the completion  */
-/* of an input/output request       */
-#define GENERIC_ALL           0x10000000
-#define GENERIC_EXECUTE       0x20000000
-#define GENERIC_WRITE         0x40000000
-#define GENERIC_READ          0x80000000
-/* In summary - Relevant file       */
-/* access flags from CIFS are       */
-/* file_read_data, file_write_data  */
-/* file_execute, file_read_attributes*/
-/* write_dac, and delete.           */
-
-#define SET_FILE_READ_RIGHTS (FILE_READ_DATA | FILE_READ_EA \
-		| FILE_READ_ATTRIBUTES \
-		| DELETE | READ_CONTROL | WRITE_DAC \
-		| WRITE_OWNER | SYNCHRONIZE)
-#define SET_FILE_WRITE_RIGHTS (FILE_WRITE_DATA | FILE_APPEND_DATA \
-		| FILE_WRITE_EA \
-		| FILE_DELETE_CHILD \
-		| FILE_WRITE_ATTRIBUTES \
-		| DELETE | READ_CONTROL | WRITE_DAC \
-		| WRITE_OWNER | SYNCHRONIZE)
-#define SET_FILE_EXEC_RIGHTS (FILE_READ_EA | FILE_WRITE_EA | FILE_EXECUTE \
-		| FILE_READ_ATTRIBUTES \
-		| FILE_WRITE_ATTRIBUTES \
-		| DELETE | READ_CONTROL | WRITE_DAC \
-		| WRITE_OWNER | SYNCHRONIZE)
-
-#define SET_MINIMUM_RIGHTS (FILE_READ_EA | FILE_READ_ATTRIBUTES \
-		| READ_CONTROL | SYNCHRONIZE)
-
-/* generic flags for file open */
-#define GENERIC_READ_FLAGS	(READ_CONTROL | FILE_READ_DATA | \
-		FILE_READ_ATTRIBUTES | \
-		FILE_READ_EA | SYNCHRONIZE)
-
-#define GENERIC_WRITE_FLAGS	(READ_CONTROL | FILE_WRITE_DATA | \
-		FILE_WRITE_ATTRIBUTES | FILE_WRITE_EA | \
-		FILE_APPEND_DATA | SYNCHRONIZE)
-
-#define GENERIC_EXECUTE_FLAGS	(READ_CONTROL | FILE_EXECUTE | \
-		FILE_READ_ATTRIBUTES | SYNCHRONIZE)
-
-#define GENERIC_ALL_FLAGS	(DELETE | READ_CONTROL | WRITE_DAC | \
-		WRITE_OWNER | SYNCHRONIZE | FILE_READ_DATA | \
-		FILE_WRITE_DATA | FILE_APPEND_DATA | \
-		FILE_READ_EA | FILE_WRITE_EA | \
-		FILE_EXECUTE | FILE_DELETE_CHILD | \
-		FILE_READ_ATTRIBUTES | FILE_WRITE_ATTRIBUTES)
-
-#define SMB1_PROTO_NUMBER		cpu_to_le32(0x424d53ff)
-#define SMB_COM_NEGOTIATE		0x72
-#define SMB1_CLIENT_GUID_SIZE		(16)
-
-#define SMBFLG_RESPONSE 0x80	/* this PDU is a response from server */
-
-#define SMBFLG2_IS_LONG_NAME	cpu_to_le16(0x40)
-#define SMBFLG2_EXT_SEC		cpu_to_le16(0x800)
-#define SMBFLG2_ERR_STATUS	cpu_to_le16(0x4000)
-#define SMBFLG2_UNICODE		cpu_to_le16(0x8000)
-
-struct smb_hdr {
-	__be32 smb_buf_length;
-	__u8 Protocol[4];
-	__u8 Command;
-	union {
-		struct {
-			__u8 ErrorClass;
-			__u8 Reserved;
-			__le16 Error;
-		} __packed DosError;
-		__le32 CifsError;
-	} __packed Status;
-	__u8 Flags;
-	__le16 Flags2;          /* note: le */
-	__le16 PidHigh;
-	union {
-		struct {
-			__le32 SequenceNumber;  /* le */
-			__u32 Reserved; /* zero */
-		} __packed Sequence;
-		__u8 SecuritySignature[8];      /* le */
-	} __packed Signature;
-	__u8 pad[2];
-	__le16 Tid;
-	__le16 Pid;
-	__le16 Uid;
-	__le16 Mid;
-	__u8 WordCount;
-} __packed;
-
-struct smb_negotiate_req {
-	struct smb_hdr hdr;     /* wct = 0 */
-	__le16 ByteCount;
-	unsigned char DialectsArray[1];
-} __packed;
-
-struct smb_negotiate_rsp {
-	struct smb_hdr hdr;     /* wct = 17 */
-	__le16 DialectIndex; /* 0xFFFF = no dialect acceptable */
-	__le16 ByteCount;
-} __packed;
-
-struct filesystem_attribute_info {
-	__le32 Attributes;
-	__le32 MaxPathNameComponentLength;
-	__le32 FileSystemNameLen;
-	__le16 FileSystemName[1]; /* do not have to save this - get subset? */
-} __packed;
-
-struct filesystem_device_info {
-	__le32 DeviceType;
-	__le32 DeviceCharacteristics;
-} __packed; /* device info level 0x104 */
-
-struct filesystem_vol_info {
-	__le64 VolumeCreationTime;
-	__le32 SerialNumber;
-	__le32 VolumeLabelSize;
-	__le16 Reserved;
-	__le16 VolumeLabel[1];
-} __packed;
-
-struct filesystem_info {
-	__le64 TotalAllocationUnits;
-	__le64 FreeAllocationUnits;
-	__le32 SectorsPerAllocationUnit;
-	__le32 BytesPerSector;
-} __packed;     /* size info, level 0x103 */
-
-#define EXTENDED_INFO_MAGIC 0x43667364	/* Cfsd */
-#define STRING_LENGTH 28
-
-struct fs_extended_info {
-	__le32 magic;
-	__le32 version;
-	__le32 release;
-	__u64 rel_date;
-	char    version_string[STRING_LENGTH];
-} __packed;
-
-struct object_id_info {
-	char objid[16];
-	struct fs_extended_info extended_info;
-} __packed;
-
-struct file_directory_info {
-	__le32 NextEntryOffset;
-	__u32 FileIndex;
-	__le64 CreationTime;
-	__le64 LastAccessTime;
-	__le64 LastWriteTime;
-	__le64 ChangeTime;
-	__le64 EndOfFile;
-	__le64 AllocationSize;
-	__le32 ExtFileAttributes;
-	__le32 FileNameLength;
-	char FileName[];
-} __packed;   /* level 0x101 FF resp data */
-
-struct file_names_info {
-	__le32 NextEntryOffset;
-	__u32 FileIndex;
-	__le32 FileNameLength;
-	char FileName[];
-} __packed;   /* level 0xc FF resp data */
-
-struct file_full_directory_info {
-	__le32 NextEntryOffset;
-	__u32 FileIndex;
-	__le64 CreationTime;
-	__le64 LastAccessTime;
-	__le64 LastWriteTime;
-	__le64 ChangeTime;
-	__le64 EndOfFile;
-	__le64 AllocationSize;
-	__le32 ExtFileAttributes;
-	__le32 FileNameLength;
-	__le32 EaSize;
-	char FileName[];
-} __packed; /* level 0x102 FF resp */
-
-struct file_both_directory_info {
-	__le32 NextEntryOffset;
-	__u32 FileIndex;
-	__le64 CreationTime;
-	__le64 LastAccessTime;
-	__le64 LastWriteTime;
-	__le64 ChangeTime;
-	__le64 EndOfFile;
-	__le64 AllocationSize;
-	__le32 ExtFileAttributes;
-	__le32 FileNameLength;
-	__le32 EaSize; /* length of the xattrs */
-	__u8   ShortNameLength;
-	__u8   Reserved;
-	__u8   ShortName[24];
-	char FileName[];
-} __packed; /* level 0x104 FFrsp data */
-
-struct file_id_both_directory_info {
-	__le32 NextEntryOffset;
-	__u32 FileIndex;
-	__le64 CreationTime;
-	__le64 LastAccessTime;
-	__le64 LastWriteTime;
-	__le64 ChangeTime;
-	__le64 EndOfFile;
-	__le64 AllocationSize;
-	__le32 ExtFileAttributes;
-	__le32 FileNameLength;
-	__le32 EaSize; /* length of the xattrs */
-	__u8   ShortNameLength;
-	__u8   Reserved;
-	__u8   ShortName[24];
-	__le16 Reserved2;
-	__le64 UniqueId;
-	char FileName[];
-} __packed;
-
-struct file_id_full_dir_info {
-	__le32 NextEntryOffset;
-	__u32 FileIndex;
-	__le64 CreationTime;
-	__le64 LastAccessTime;
-	__le64 LastWriteTime;
-	__le64 ChangeTime;
-	__le64 EndOfFile;
-	__le64 AllocationSize;
-	__le32 ExtFileAttributes;
-	__le32 FileNameLength;
-	__le32 EaSize; /* EA size */
-	__le32 Reserved;
-	__le64 UniqueId; /* inode num - le since Samba puts ino in low 32 bit*/
-	char FileName[];
-} __packed; /* level 0x105 FF rsp data */
-
-struct smb_version_values {
-	char		*version_string;
-	__u16		protocol_id;
-	__le16		lock_cmd;
-	__u32		capabilities;
-	__u32		max_read_size;
-	__u32		max_write_size;
-	__u32		max_trans_size;
-	__u32		max_credits;
-	__u32		large_lock_type;
-	__u32		exclusive_lock_type;
-	__u32		shared_lock_type;
-	__u32		unlock_lock_type;
-	size_t		header_size;
-	size_t		max_header_size;
-	size_t		read_rsp_size;
-	unsigned int	cap_unix;
-	unsigned int	cap_nt_find;
-	unsigned int	cap_large_files;
-	__u16		signing_enabled;
-	__u16		signing_required;
-	size_t		create_lease_size;
-	size_t		create_durable_size;
-	size_t		create_durable_v2_size;
-	size_t		create_mxac_size;
-	size_t		create_disk_id_size;
-	size_t		create_posix_size;
-};
-
-struct filesystem_posix_info {
-	/* For undefined recommended transfer size return -1 in that field */
-	__le32 OptimalTransferSize;  /* bsize on some os, iosize on other os */
-	__le32 BlockSize;
-	/* The next three fields are in terms of the block size.
-	 * (above). If block size is unknown, 4096 would be a
-	 * reasonable block size for a server to report.
-	 * Note that returning the blocks/blocksavail removes need
-	 * to make a second call (to QFSInfo level 0x103 to get this info.
-	 * UserBlockAvail is typically less than or equal to BlocksAvail,
-	 * if no distinction is made return the same value in each
-	 */
-	__le64 TotalBlocks;
-	__le64 BlocksAvail;       /* bfree */
-	__le64 UserBlocksAvail;   /* bavail */
-	/* For undefined Node fields or FSID return -1 */
-	__le64 TotalFileNodes;
-	__le64 FreeFileNodes;
-	__le64 FileSysIdentifier;   /* fsid */
-	/* NB Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call */
-	/* NB flags can come from FILE_SYSTEM_DEVICE_INFO call   */
-} __packed;
-
-struct smb_version_ops {
-	u16 (*get_cmd_val)(struct ksmbd_work *swork);
-	int (*init_rsp_hdr)(struct ksmbd_work *swork);
-	void (*set_rsp_status)(struct ksmbd_work *swork, __le32 err);
-	int (*allocate_rsp_buf)(struct ksmbd_work *work);
-	int (*set_rsp_credits)(struct ksmbd_work *work);
-	int (*check_user_session)(struct ksmbd_work *work);
-	int (*get_ksmbd_tcon)(struct ksmbd_work *work);
-	bool (*is_sign_req)(struct ksmbd_work *work, unsigned int command);
-	int (*check_sign_req)(struct ksmbd_work *work);
-	void (*set_sign_rsp)(struct ksmbd_work *work);
-	int (*generate_signingkey)(struct ksmbd_session *sess, struct ksmbd_conn *conn);
-	int (*generate_encryptionkey)(struct ksmbd_conn *conn, struct ksmbd_session *sess);
-	bool (*is_transform_hdr)(void *buf);
-	int (*decrypt_req)(struct ksmbd_work *work);
-	int (*encrypt_resp)(struct ksmbd_work *work);
-};
-
-struct smb_version_cmds {
-	int (*proc)(struct ksmbd_work *swork);
-};
-
-int ksmbd_min_protocol(void);
-int ksmbd_max_protocol(void);
-
-int ksmbd_lookup_protocol_idx(char *str);
-
-int ksmbd_verify_smb_message(struct ksmbd_work *work);
-bool ksmbd_smb_request(struct ksmbd_conn *conn);
-
-int ksmbd_lookup_dialect_by_id(__le16 *cli_dialects, __le16 dialects_count);
-
-void ksmbd_init_smb_server(struct ksmbd_work *work);
-
-struct ksmbd_kstat;
-int ksmbd_populate_dot_dotdot_entries(struct ksmbd_work *work,
-				      int info_level,
-				      struct ksmbd_file *dir,
-				      struct ksmbd_dir_info *d_info,
-				      char *search_pattern,
-				      int (*fn)(struct ksmbd_conn *,
-						int,
-						struct ksmbd_dir_info *,
-						struct ksmbd_kstat *));
-
-int ksmbd_extract_shortname(struct ksmbd_conn *conn,
-			    const char *longname,
-			    char *shortname);
-
-int ksmbd_smb_negotiate_common(struct ksmbd_work *work, unsigned int command);
-
-int ksmbd_smb_check_shared_mode(struct file *filp, struct ksmbd_file *curr_fp);
-int ksmbd_override_fsids(struct ksmbd_work *work);
-void ksmbd_revert_fsids(struct ksmbd_work *work);
-
-unsigned int ksmbd_server_side_copy_max_chunk_count(void);
-unsigned int ksmbd_server_side_copy_max_chunk_size(void);
-unsigned int ksmbd_server_side_copy_max_total_size(void);
-bool is_asterisk(char *p);
-__le32 smb_map_generic_desired_access(__le32 daccess);
-
-static inline unsigned int get_rfc1002_len(void *buf)
-{
-	return be32_to_cpu(*((__be32 *)buf)) & 0xffffff;
-}
-
-static inline void inc_rfc1001_len(void *buf, int count)
-{
-	be32_add_cpu((__be32 *)buf, count);
-}
-#endif /* __SMB_COMMON_H__ */