#ifndef _LOCKING_PROTO_H_
#define _LOCKING_PROTO_H_
+#include <tdb.h>
+
/* The following definitions come from locking/brlock.c */
void brl_init(bool read_only);
unsigned int brl_num_locks(const struct byte_range_lock *brl);
struct files_struct *brl_fsp(struct byte_range_lock *brl);
-uint32_t brl_num_read_oplocks(const struct byte_range_lock *brl);
-void brl_set_num_read_oplocks(struct byte_range_lock *brl,
- uint32_t num_read_oplocks);
+TALLOC_CTX *brl_req_mem_ctx(const struct byte_range_lock *brl);
+const struct GUID *brl_req_guid(const struct byte_range_lock *brl);
+
+bool byte_range_valid(uint64_t ofs, uint64_t len);
+bool byte_range_overlap(uint64_t ofs1,
+ uint64_t len1,
+ uint64_t ofs2,
+ uint64_t len2);
NTSTATUS brl_lock_windows_default(struct byte_range_lock *br_lck,
- struct lock_struct *plock,
- bool blocking_lock);
+ struct lock_struct *plock);
-NTSTATUS brl_lock(struct messaging_context *msg_ctx,
- struct byte_range_lock *br_lck,
- uint64_t smblctx,
- struct server_id pid,
- br_off start,
- br_off size,
- enum brl_type lock_type,
- enum brl_flavour lock_flav,
- bool blocking_lock,
- uint64_t *psmblctx);
-bool brl_unlock(struct messaging_context *msg_ctx,
- struct byte_range_lock *br_lck,
+NTSTATUS brl_lock(
+ struct byte_range_lock *br_lck,
+ uint64_t smblctx,
+ struct server_id pid,
+ br_off start,
+ br_off size,
+ enum brl_type lock_type,
+ enum brl_flavour lock_flav,
+ struct server_id *blocker_pid,
+ uint64_t *psmblctx);
+bool brl_unlock(struct byte_range_lock *br_lck,
uint64_t smblctx,
struct server_id pid,
br_off start,
br_off size,
enum brl_flavour lock_flav);
-bool brl_unlock_windows_default(struct messaging_context *msg_ctx,
- struct byte_range_lock *br_lck,
- const struct lock_struct *plock);
+bool brl_unlock_windows_default(struct byte_range_lock *br_lck,
+ const struct lock_struct *plock);
bool brl_locktest(struct byte_range_lock *br_lck,
const struct lock_struct *rw_probe);
NTSTATUS brl_lockquery(struct byte_range_lock *br_lck,
br_off *psize,
enum brl_type *plock_type,
enum brl_flavour lock_flav);
-bool brl_lock_cancel(struct byte_range_lock *br_lck,
- uint64_t smblctx,
- struct server_id pid,
- br_off start,
- br_off size,
- enum brl_flavour lock_flav);
-bool brl_lock_cancel_default(struct byte_range_lock *br_lck,
- struct lock_struct *plock);
bool brl_mark_disconnected(struct files_struct *fsp);
bool brl_reconnect_disconnected(struct files_struct *fsp);
-void brl_close_fnum(struct messaging_context *msg_ctx,
- struct byte_range_lock *br_lck);
+void brl_close_fnum(struct byte_range_lock *br_lck);
int brl_forall(void (*fn)(struct file_id id, struct server_id pid,
enum brl_type lock_type,
enum brl_flavour lock_flav,
br_off start, br_off size,
void *private_data),
void *private_data);
+struct byte_range_lock *brl_get_locks_for_locking(TALLOC_CTX *mem_ctx,
+ files_struct *fsp,
+ TALLOC_CTX *req_mem_ctx,
+ const struct GUID *req_guid);
struct byte_range_lock *brl_get_locks(TALLOC_CTX *mem_ctx,
files_struct *fsp);
struct byte_range_lock *brl_get_locks_readonly(files_struct *fsp);
-void brl_revalidate(struct messaging_context *msg_ctx,
- void *private_data,
- uint32_t msg_type,
- struct server_id server_id,
- DATA_BLOB *data);
bool brl_cleanup_disconnected(struct file_id fid, uint64_t open_persistent_id);
/* The following definitions come from locking/locking.c */
br_off start,
br_off size,
enum brl_type lock_type,
+ enum brl_flavour lock_flav,
struct lock_struct *plock);
-bool strict_lock_default(files_struct *fsp,
- struct lock_struct *plock);
-void strict_unlock_default(files_struct *fsp,
- struct lock_struct *plock);
+bool strict_lock_check_default(files_struct *fsp,
+ struct lock_struct *plock);
NTSTATUS query_lock(files_struct *fsp,
uint64_t *psmblctx,
uint64_t *pcount,
uint64_t *poffset,
enum brl_type *plock_type,
enum brl_flavour lock_flav);
-struct byte_range_lock *do_lock(struct messaging_context *msg_ctx,
- files_struct *fsp,
- uint64_t smblctx,
- uint64_t count,
- uint64_t offset,
- enum brl_type lock_type,
- enum brl_flavour lock_flav,
- bool blocking_lock,
- NTSTATUS *perr,
- uint64_t *psmblctx);
-NTSTATUS do_unlock(struct messaging_context *msg_ctx,
- files_struct *fsp,
- uint64_t smblctx,
- uint64_t count,
- uint64_t offset,
- enum brl_flavour lock_flav);
-NTSTATUS do_lock_cancel(files_struct *fsp,
- uint64_t smblctx,
- uint64_t count,
- uint64_t offset,
- enum brl_flavour lock_flav);
-void locking_close_file(struct messaging_context *msg_ctx,
- files_struct *fsp,
+NTSTATUS do_lock(files_struct *fsp,
+ TALLOC_CTX *req_mem_ctx,
+ const struct GUID *req_guid,
+ uint64_t smblctx,
+ uint64_t count,
+ uint64_t offset,
+ enum brl_type lock_type,
+ enum brl_flavour lock_flav,
+ struct server_id *pblocker_pid,
+ uint64_t *psmblctx);
+NTSTATUS do_unlock(files_struct *fsp,
+ uint64_t smblctx,
+ uint64_t count,
+ uint64_t offset,
+ enum brl_flavour lock_flav);
+void locking_close_file(files_struct *fsp,
enum file_close_type close_type);
-bool locking_init(void);
-bool locking_init_readonly(void);
-bool locking_end(void);
-char *share_mode_str(TALLOC_CTX *ctx, int num, const struct share_mode_entry *e);
-struct share_mode_lock *get_existing_share_mode_lock(TALLOC_CTX *mem_ctx,
- struct file_id id);
-struct share_mode_lock *get_share_mode_lock(
- TALLOC_CTX *mem_ctx,
- struct file_id id,
- const char *servicepath,
- const struct smb_filename *smb_fname,
- const struct timespec *old_write_time);
-struct share_mode_lock *fetch_share_mode_unlocked(TALLOC_CTX *mem_ctx,
- struct file_id id);
+char *share_mode_str(TALLOC_CTX *ctx, int num,
+ const struct file_id *id,
+ const struct share_mode_entry *e);
+
bool rename_share_filename(struct messaging_context *msg_ctx,
struct share_mode_lock *lck,
struct file_id id,
bool *delete_on_close,
struct timespec *write_time);
bool is_valid_share_mode_entry(const struct share_mode_entry *e);
-bool share_mode_stale_pid(struct share_mode_data *d, uint32_t idx);
-bool set_share_mode(struct share_mode_lock *lck, struct files_struct *fsp,
- uid_t uid, uint64_t mid, uint16_t op_type,
- uint32_t lease_idx);
-void remove_stale_share_mode_entries(struct share_mode_data *d);
-bool del_share_mode(struct share_mode_lock *lck, files_struct *fsp);
-bool mark_share_mode_disconnected(struct share_mode_lock *lck,
- struct files_struct *fsp);
-bool remove_share_oplock(struct share_mode_lock *lck, files_struct *fsp);
-bool downgrade_share_oplock(struct share_mode_lock *lck, files_struct *fsp);
-struct share_mode_lease;
-NTSTATUS downgrade_share_lease(struct smbd_server_connection *sconn,
- struct share_mode_lock *lck,
- const struct smb2_lease_key *key,
- uint32_t new_lease_state,
- struct share_mode_lease **_l);
+bool share_entry_stale_pid(struct share_mode_entry *e);
+NTSTATUS remove_lease_if_stale(struct share_mode_lock *lck,
+ const struct GUID *client_guid,
+ const struct smb2_lease_key *lease_key);
bool get_delete_on_close_token(struct share_mode_lock *lck,
uint32_t name_hash,
const struct security_token **pp_nt_tok,
bool set_sticky_write_time(struct file_id fileid, struct timespec write_time);
bool set_write_time(struct file_id fileid, struct timespec write_time);
struct timespec get_share_mode_write_time(struct share_mode_lock *lck);
-int share_mode_forall(int (*fn)(struct file_id fid,
- const struct share_mode_data *data,
- void *private_data),
- void *private_data);
-int share_entry_forall(int (*fn)(const struct share_mode_entry *,
- const char *, const char *,
- const char *, void *),
- void *private_data);
-bool share_mode_cleanup_disconnected(struct file_id id,
- uint64_t open_persistent_id);
-
+bool file_has_open_streams(files_struct *fsp);
+bool share_mode_forall_leases(
+ struct share_mode_lock *lck,
+ bool (*fn)(struct share_mode_entry *e,
+ void *private_data),
+ void *private_data);
/* The following definitions come from locking/posix.c */
uint64_t u_offset,
uint64_t u_count,
enum brl_type lock_type,
+ const struct lock_context *lock_ctx,
int *errno_ret);
bool release_posix_lock_posix_flavour(files_struct *fsp,
uint64_t u_offset,
const struct lock_struct *plocks,
int num_locks);
+/* The following definitions come from locking/leases_util.c */
+uint32_t map_oplock_to_lease_type(uint16_t op_type);
+uint32_t fsp_lease_type(struct files_struct *fsp);
+const struct GUID *fsp_client_guid(const files_struct *fsp);
+
#endif /* _LOCKING_PROTO_H_ */