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ead5a3111f
While here, fix a trivial memory leak (ctdbd will exit anyway if this function fails). Signed-off-by: Martin Schwenke <mschwenke@ddn.com> Reviewed-by: Anoop C S <anoopcs@samba.org> Autobuild-User(master): Martin Schwenke <martins@samba.org> Autobuild-Date(master): Tue Jul 23 12:39:18 UTC 2024 on atb-devel-224
151 lines
4.9 KiB
C
151 lines
4.9 KiB
C
/*
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ctdb database library
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Copyright (C) Amitay Isaacs 2015
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __CTDB_COMMON_H__
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#define __CTDB_COMMON_H__
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#include "lib/util/attr.h"
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/* From common/ctdb_io.c */
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typedef void (*ctdb_queue_cb_fn_t)(uint8_t *data, size_t length,
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void *private_data);
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uint32_t ctdb_queue_length(struct ctdb_queue *queue);
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int ctdb_queue_send(struct ctdb_queue *queue, uint8_t *data, uint32_t length);
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int ctdb_queue_set_fd(struct ctdb_queue *queue, int fd);
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struct ctdb_queue *ctdb_queue_setup(struct ctdb_context *ctdb,
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TALLOC_CTX *mem_ctx, int fd, int alignment,
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ctdb_queue_cb_fn_t callback,
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void *private_data, const char *fmt, ...)
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PRINTF_ATTRIBUTE(7,8);
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/* From common/ctdb_ltdb.c */
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int ctdb_db_tdb_flags(uint8_t db_flags, bool with_valgrind, bool with_mutex);
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struct ctdb_db_context *ctdb_db_handle(struct ctdb_context *ctdb,
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const char *name);
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bool ctdb_db_persistent(struct ctdb_db_context *ctdb_db);
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bool ctdb_db_replicated(struct ctdb_db_context *ctdb_db);
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bool ctdb_db_volatile(struct ctdb_db_context *ctdb_db);
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bool ctdb_db_readonly(struct ctdb_db_context *ctdb_db);
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void ctdb_db_set_readonly(struct ctdb_db_context *ctdb_db);
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void ctdb_db_reset_readonly(struct ctdb_db_context *ctdb_db);
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bool ctdb_db_sticky(struct ctdb_db_context *ctdb_db);
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void ctdb_db_set_sticky(struct ctdb_db_context *ctdb_db);
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uint32_t ctdb_lmaster(struct ctdb_context *ctdb, const TDB_DATA *key);
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int ctdb_ltdb_fetch(struct ctdb_db_context *ctdb_db,
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TDB_DATA key, struct ctdb_ltdb_header *header,
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TALLOC_CTX *mem_ctx, TDB_DATA *data);
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int ctdb_ltdb_store(struct ctdb_db_context *ctdb_db, TDB_DATA key,
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struct ctdb_ltdb_header *header, TDB_DATA data);
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int ctdb_ltdb_lock(struct ctdb_db_context *ctdb_db, TDB_DATA key);
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int ctdb_ltdb_unlock(struct ctdb_db_context *ctdb_db, TDB_DATA key);
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int ctdb_ltdb_delete(struct ctdb_db_context *ctdb_db, TDB_DATA key);
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int ctdb_trackingdb_add_pnn(struct ctdb_context *ctdb, TDB_DATA *data, uint32_t pnn);
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typedef void (*ctdb_trackingdb_cb)(struct ctdb_context *ctdb, uint32_t pnn,
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void *private_data);
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void ctdb_trackingdb_traverse(struct ctdb_context *ctdb, TDB_DATA data,
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ctdb_trackingdb_cb cb, void *private_data);
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int ctdb_null_func(struct ctdb_call_info *call);
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int ctdb_fetch_func(struct ctdb_call_info *call);
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int ctdb_fetch_with_header_func(struct ctdb_call_info *call);
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/* from common/ctdb_util.c */
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const char *ctdb_errstr(struct ctdb_context *ctdb);
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void ctdb_set_error(struct ctdb_context *ctdb, const char *fmt, ...)
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PRINTF_ATTRIBUTE(2,3);
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void ctdb_fatal(struct ctdb_context *ctdb, const char *msg) _NORETURN_;
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void ctdb_die(struct ctdb_context *ctdb, const char *msg) _NORETURN_;
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bool ctdb_set_helper(const char *type, char *helper, size_t size,
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const char *envvar,
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const char *dir, const char *file);
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bool ctdb_same_address(ctdb_sock_addr *a1, ctdb_sock_addr *a2);
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uint32_t ctdb_hash(const TDB_DATA *key);
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struct ctdb_rec_data_old *ctdb_marshall_record(TALLOC_CTX *mem_ctx,
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uint32_t reqid,
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TDB_DATA key,
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struct ctdb_ltdb_header *header,
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TDB_DATA data);
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struct ctdb_marshall_buffer *ctdb_marshall_add(TALLOC_CTX *mem_ctx,
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struct ctdb_marshall_buffer *m,
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uint32_t db_id,
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uint32_t reqid,
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TDB_DATA key,
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struct ctdb_ltdb_header *header,
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TDB_DATA data);
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TDB_DATA ctdb_marshall_finish(struct ctdb_marshall_buffer *m);
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struct ctdb_rec_data_old *ctdb_marshall_loop_next(
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struct ctdb_marshall_buffer *m,
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struct ctdb_rec_data_old *r,
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uint32_t *reqid,
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struct ctdb_ltdb_header *header,
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TDB_DATA *key, TDB_DATA *data);
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void ctdb_canonicalize_ip(const ctdb_sock_addr *ip, ctdb_sock_addr *cip);
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void ctdb_canonicalize_ip_inplace(ctdb_sock_addr *ip);
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bool ctdb_same_ip(const ctdb_sock_addr *tip1, const ctdb_sock_addr *tip2);
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bool ctdb_same_sockaddr(const ctdb_sock_addr *ip1, const ctdb_sock_addr *ip2);
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char *ctdb_addr_to_str(ctdb_sock_addr *addr);
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unsigned ctdb_addr_to_port(ctdb_sock_addr *addr);
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struct ctdb_node_map_old *ctdb_node_list_to_map(struct ctdb_node **nodes,
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uint32_t num_nodes,
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TALLOC_CTX *mem_ctx);
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void ctdb_set_runstate(struct ctdb_context *ctdb, enum ctdb_runstate runstate);
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uint32_t *ctdb_key_to_idkey(TALLOC_CTX *mem_ctx, TDB_DATA key);
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#endif /* __CTDB_COMMON_H__ */
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