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Diffstat (limited to 'fs/smb/client/smb2proto.h')
| -rw-r--r-- | fs/smb/client/smb2proto.h | 284 |
1 files changed, 284 insertions, 0 deletions
diff --git a/fs/smb/client/smb2proto.h b/fs/smb/client/smb2proto.h new file mode 100644 index 000000000..be21b5d26 --- /dev/null +++ b/fs/smb/client/smb2proto.h @@ -0,0 +1,284 @@ +/* SPDX-License-Identifier: LGPL-2.1 */ +/* + * + * Copyright (c) International Business Machines Corp., 2002, 2011 + * Etersoft, 2012 + * Author(s): Steve French (sfrench@us.ibm.com) + * Pavel Shilovsky (pshilovsky@samba.org) 2012 + * + */ +#ifndef _SMB2PROTO_H +#define _SMB2PROTO_H +#include <linux/nls.h> +#include <linux/key-type.h> + +struct statfs; +struct smb_rqst; + +/* + ***************************************************************** + * All Prototypes + ***************************************************************** + */ +extern int map_smb2_to_linux_error(char *buf, bool log_err); +extern int smb2_check_message(char *buf, unsigned int length, + struct TCP_Server_Info *server); +extern unsigned int smb2_calc_size(void *buf); +extern char *smb2_get_data_area_len(int *off, int *len, + struct smb2_hdr *shdr); +extern __le16 *cifs_convert_path_to_utf16(const char *from, + struct cifs_sb_info *cifs_sb); + +extern int smb2_verify_signature(struct smb_rqst *, struct TCP_Server_Info *); +extern int smb2_check_receive(struct mid_q_entry *mid, + struct TCP_Server_Info *server, bool log_error); +extern struct mid_q_entry *smb2_setup_request(struct cifs_ses *ses, + struct TCP_Server_Info *, + struct smb_rqst *rqst); +extern struct mid_q_entry *smb2_setup_async_request( + struct TCP_Server_Info *server, struct smb_rqst *rqst); +extern struct cifs_ses *smb2_find_smb_ses(struct TCP_Server_Info *server, + __u64 ses_id); +extern struct cifs_tcon *smb2_find_smb_tcon(struct TCP_Server_Info *server, + __u64 ses_id, __u32 tid); +extern int smb2_calc_signature(struct smb_rqst *rqst, + struct TCP_Server_Info *server, + bool allocate_crypto); +extern int smb3_calc_signature(struct smb_rqst *rqst, + struct TCP_Server_Info *server, + bool allocate_crypto); +extern void smb2_echo_request(struct work_struct *work); +extern __le32 smb2_get_lease_state(struct cifsInodeInfo *cinode); +extern bool smb2_is_valid_oplock_break(char *buffer, + struct TCP_Server_Info *srv); +extern int smb3_handle_read_data(struct TCP_Server_Info *server, + struct mid_q_entry *mid); +extern int smb2_query_reparse_tag(const unsigned int xid, struct cifs_tcon *tcon, + struct cifs_sb_info *cifs_sb, const char *path, + __u32 *reparse_tag); +int smb2_query_path_info(const unsigned int xid, struct cifs_tcon *tcon, + struct cifs_sb_info *cifs_sb, const char *full_path, + struct cifs_open_info_data *data, bool *adjust_tz, bool *reparse); +extern int smb2_set_path_size(const unsigned int xid, struct cifs_tcon *tcon, + const char *full_path, __u64 size, + struct cifs_sb_info *cifs_sb, bool set_alloc); +extern int smb2_set_file_info(struct inode *inode, const char *full_path, + FILE_BASIC_INFO *buf, const unsigned int xid); +extern int smb311_posix_mkdir(const unsigned int xid, struct inode *inode, + umode_t mode, struct cifs_tcon *tcon, + const char *full_path, + struct cifs_sb_info *cifs_sb); +extern int smb2_mkdir(const unsigned int xid, struct inode *inode, + umode_t mode, struct cifs_tcon *tcon, + const char *name, struct cifs_sb_info *cifs_sb); +extern void smb2_mkdir_setinfo(struct inode *inode, const char *full_path, + struct cifs_sb_info *cifs_sb, + struct cifs_tcon *tcon, const unsigned int xid); +extern int smb2_rmdir(const unsigned int xid, struct cifs_tcon *tcon, + const char *name, struct cifs_sb_info *cifs_sb); +extern int smb2_unlink(const unsigned int xid, struct cifs_tcon *tcon, + const char *name, struct cifs_sb_info *cifs_sb); +extern int smb2_rename_path(const unsigned int xid, struct cifs_tcon *tcon, + const char *from_name, const char *to_name, + struct cifs_sb_info *cifs_sb); +extern int smb2_create_hardlink(const unsigned int xid, struct cifs_tcon *tcon, + const char *from_name, const char *to_name, + struct cifs_sb_info *cifs_sb); +extern int smb3_create_mf_symlink(unsigned int xid, struct cifs_tcon *tcon, + struct cifs_sb_info *cifs_sb, const unsigned char *path, + char *pbuf, unsigned int *pbytes_written); +extern int smb3_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon, + struct cifs_sb_info *cifs_sb, + const unsigned char *path, char *pbuf, + unsigned int *pbytes_read); +int smb2_parse_symlink_response(struct cifs_sb_info *cifs_sb, const struct kvec *iov, char **path); +int smb2_open_file(const unsigned int xid, struct cifs_open_parms *oparms, __u32 *oplock, + void *buf); +extern int smb2_unlock_range(struct cifsFileInfo *cfile, + struct file_lock *flock, const unsigned int xid); +extern int smb2_push_mandatory_locks(struct cifsFileInfo *cfile); +extern void smb2_reconnect_server(struct work_struct *work); +extern int smb3_crypto_aead_allocate(struct TCP_Server_Info *server); +extern unsigned long smb_rqst_len(struct TCP_Server_Info *server, + struct smb_rqst *rqst); +extern void smb2_set_next_command(struct cifs_tcon *tcon, + struct smb_rqst *rqst); +extern void smb2_set_related(struct smb_rqst *rqst); + +/* + * SMB2 Worker functions - most of protocol specific implementation details + * are contained within these calls. + */ +extern int SMB2_negotiate(const unsigned int xid, + struct cifs_ses *ses, + struct TCP_Server_Info *server); +extern int SMB2_sess_setup(const unsigned int xid, struct cifs_ses *ses, + struct TCP_Server_Info *server, + const struct nls_table *nls_cp); +extern int SMB2_logoff(const unsigned int xid, struct cifs_ses *ses); +extern int SMB2_tcon(const unsigned int xid, struct cifs_ses *ses, + const char *tree, struct cifs_tcon *tcon, + const struct nls_table *); +extern int SMB2_tdis(const unsigned int xid, struct cifs_tcon *tcon); +extern int SMB2_open(const unsigned int xid, struct cifs_open_parms *oparms, + __le16 *path, __u8 *oplock, + struct smb2_file_all_info *buf, + struct create_posix_rsp *posix, + struct kvec *err_iov, int *resp_buftype); +extern int SMB2_open_init(struct cifs_tcon *tcon, + struct TCP_Server_Info *server, + struct smb_rqst *rqst, + __u8 *oplock, struct cifs_open_parms *oparms, + __le16 *path); +extern void SMB2_open_free(struct smb_rqst *rqst); +extern int SMB2_ioctl(const unsigned int xid, struct cifs_tcon *tcon, + u64 persistent_fid, u64 volatile_fid, u32 opcode, + char *in_data, u32 indatalen, u32 maxoutlen, + char **out_data, u32 *plen /* returned data len */); +extern int SMB2_ioctl_init(struct cifs_tcon *tcon, + struct TCP_Server_Info *server, + struct smb_rqst *rqst, + u64 persistent_fid, u64 volatile_fid, u32 opcode, + char *in_data, u32 indatalen, + __u32 max_response_size); +extern void SMB2_ioctl_free(struct smb_rqst *rqst); +extern int SMB2_change_notify(const unsigned int xid, struct cifs_tcon *tcon, + u64 persistent_fid, u64 volatile_fid, bool watch_tree, + u32 completion_filter, u32 max_out_data_len, + char **out_data, u32 *plen /* returned data len */); + +extern int __SMB2_close(const unsigned int xid, struct cifs_tcon *tcon, + u64 persistent_fid, u64 volatile_fid, + struct smb2_file_network_open_info *pbuf); +extern int SMB2_close(const unsigned int xid, struct cifs_tcon *tcon, + u64 persistent_file_id, u64 volatile_file_id); +extern int SMB2_close_init(struct cifs_tcon *tcon, + struct TCP_Server_Info *server, + struct smb_rqst *rqst, + u64 persistent_fid, u64 volatile_fid, + bool query_attrs); +extern void SMB2_close_free(struct smb_rqst *rqst); +extern int SMB2_flush(const unsigned int xid, struct cifs_tcon *tcon, + u64 persistent_file_id, u64 volatile_file_id); +extern int SMB2_flush_init(const unsigned int xid, struct smb_rqst *rqst, + struct cifs_tcon *tcon, + struct TCP_Server_Info *server, + u64 persistent_file_id, u64 volatile_file_id); +extern void SMB2_flush_free(struct smb_rqst *rqst); +extern int SMB311_posix_query_info(const unsigned int xid, struct cifs_tcon *tcon, + u64 persistent_fid, u64 volatile_fid, struct smb311_posix_qinfo *data, u32 *plen); +extern int SMB2_query_info(const unsigned int xid, struct cifs_tcon *tcon, + u64 persistent_file_id, u64 volatile_file_id, + struct smb2_file_all_info *data); +extern int SMB2_query_info_init(struct cifs_tcon *tcon, + struct TCP_Server_Info *server, + struct smb_rqst *rqst, + u64 persistent_fid, u64 volatile_fid, + u8 info_class, u8 info_type, + u32 additional_info, size_t output_len, + size_t input_len, void *input); +extern void SMB2_query_info_free(struct smb_rqst *rqst); +extern int SMB2_query_acl(const unsigned int xid, struct cifs_tcon *tcon, + u64 persistent_file_id, u64 volatile_file_id, + void **data, unsigned int *plen, u32 info); +extern int SMB2_get_srv_num(const unsigned int xid, struct cifs_tcon *tcon, + u64 persistent_fid, u64 volatile_fid, + __le64 *uniqueid); +extern int smb2_async_readv(struct cifs_readdata *rdata); +extern int SMB2_read(const unsigned int xid, struct cifs_io_parms *io_parms, + unsigned int *nbytes, char **buf, int *buf_type); +extern int smb2_async_writev(struct cifs_writedata *wdata, + void (*release)(struct kref *kref)); +extern int SMB2_write(const unsigned int xid, struct cifs_io_parms *io_parms, + unsigned int *nbytes, struct kvec *iov, int n_vec); +extern int SMB2_echo(struct TCP_Server_Info *server); +extern int SMB2_query_directory(const unsigned int xid, struct cifs_tcon *tcon, + u64 persistent_fid, u64 volatile_fid, int index, + struct cifs_search_info *srch_inf); +extern int SMB2_query_directory_init(unsigned int xid, struct cifs_tcon *tcon, + struct TCP_Server_Info *server, + struct smb_rqst *rqst, + u64 persistent_fid, u64 volatile_fid, + int index, int info_level); +extern void SMB2_query_directory_free(struct smb_rqst *rqst); +extern int SMB2_set_eof(const unsigned int xid, struct cifs_tcon *tcon, + u64 persistent_fid, u64 volatile_fid, u32 pid, + __le64 *eof); +extern int SMB2_set_info_init(struct cifs_tcon *tcon, + struct TCP_Server_Info *server, + struct smb_rqst *rqst, + u64 persistent_fid, u64 volatile_fid, u32 pid, + u8 info_class, u8 info_type, u32 additional_info, + void **data, unsigned int *size); +extern void SMB2_set_info_free(struct smb_rqst *rqst); +extern int SMB2_set_acl(const unsigned int xid, struct cifs_tcon *tcon, + u64 persistent_fid, u64 volatile_fid, + struct cifs_ntsd *pnntsd, int pacllen, int aclflag); +extern int SMB2_set_ea(const unsigned int xid, struct cifs_tcon *tcon, + u64 persistent_fid, u64 volatile_fid, + struct smb2_file_full_ea_info *buf, int len); +extern int SMB2_set_compression(const unsigned int xid, struct cifs_tcon *tcon, + u64 persistent_fid, u64 volatile_fid); +extern int SMB2_oplock_break(const unsigned int xid, struct cifs_tcon *tcon, + const u64 persistent_fid, const u64 volatile_fid, + const __u8 oplock_level); +extern int smb2_handle_cancelled_close(struct cifs_tcon *tcon, + __u64 persistent_fid, + __u64 volatile_fid); +extern int smb2_handle_cancelled_mid(struct mid_q_entry *mid, struct TCP_Server_Info *server); +void smb2_cancelled_close_fid(struct work_struct *work); +extern int SMB2_QFS_info(const unsigned int xid, struct cifs_tcon *tcon, + u64 persistent_file_id, u64 volatile_file_id, + struct kstatfs *FSData); +extern int SMB311_posix_qfs_info(const unsigned int xid, struct cifs_tcon *tcon, + u64 persistent_file_id, u64 volatile_file_id, + struct kstatfs *FSData); +extern int SMB2_QFS_attr(const unsigned int xid, struct cifs_tcon *tcon, + u64 persistent_file_id, u64 volatile_file_id, int lvl); +extern int SMB2_lock(const unsigned int xid, struct cifs_tcon *tcon, + const __u64 persist_fid, const __u64 volatile_fid, + const __u32 pid, const __u64 length, const __u64 offset, + const __u32 lockFlags, const bool wait); +extern int smb2_lockv(const unsigned int xid, struct cifs_tcon *tcon, + const __u64 persist_fid, const __u64 volatile_fid, + const __u32 pid, const __u32 num_lock, + struct smb2_lock_element *buf); +extern int SMB2_lease_break(const unsigned int xid, struct cifs_tcon *tcon, + __u8 *lease_key, const __le32 lease_state); +extern int smb3_validate_negotiate(const unsigned int, struct cifs_tcon *); + +extern enum securityEnum smb2_select_sectype(struct TCP_Server_Info *, + enum securityEnum); +extern void smb2_parse_contexts(struct TCP_Server_Info *server, + struct smb2_create_rsp *rsp, + unsigned int *epoch, char *lease_key, + __u8 *oplock, struct smb2_file_all_info *buf, + struct create_posix_rsp *posix); +extern int smb3_encryption_required(const struct cifs_tcon *tcon); +extern int smb2_validate_iov(unsigned int offset, unsigned int buffer_length, + struct kvec *iov, unsigned int min_buf_size); +extern int smb2_validate_and_copy_iov(unsigned int offset, + unsigned int buffer_length, + struct kvec *iov, + unsigned int minbufsize, char *data); +extern void smb2_copy_fs_info_to_kstatfs( + struct smb2_fs_full_size_info *pfs_inf, + struct kstatfs *kst); +extern int smb311_crypto_shash_allocate(struct TCP_Server_Info *server); +extern int smb311_update_preauth_hash(struct cifs_ses *ses, + struct TCP_Server_Info *server, + struct kvec *iov, int nvec); +extern int smb2_query_info_compound(const unsigned int xid, + struct cifs_tcon *tcon, + const char *path, u32 desired_access, + u32 class, u32 type, u32 output_len, + struct kvec *rsp, int *buftype, + struct cifs_sb_info *cifs_sb); +/* query path info from the server using SMB311 POSIX extensions*/ +int smb311_posix_query_path_info(const unsigned int xid, struct cifs_tcon *tcon, + struct cifs_sb_info *cifs_sb, const char *full_path, + struct cifs_open_info_data *data, bool *adjust_tz, bool *reparse); +int posix_info_parse(const void *beg, const void *end, + struct smb2_posix_info_parsed *out); +int posix_info_sid_size(const void *beg, const void *end); +#endif /* _SMB2PROTO_H */ |