ctdb/protocol/protocol_api.h

   1 /*
   2    CTDB protocol marshalling
   3
   4    Copyright (C) Amitay Isaacs  2015
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 #ifndef __CTDB_PROTOCOL_API_H__
  21 #define __CTDB_PROTOCOL_API_H__
  22
  23 #include <talloc.h>
  24
  25 #include "protocol/protocol.h"
  26
  27 /* From protocol/protocol_types.c */
  28
  29 size_t ctdb_ltdb_header_len(struct ctdb_ltdb_header *header);
  30 void ctdb_ltdb_header_push(struct ctdb_ltdb_header *header, uint8_t *buf);
  31 int ctdb_ltdb_header_pull(uint8_t *buf, size_t buflen,
  32                           struct ctdb_ltdb_header *header);
  33
  34 int ctdb_ltdb_header_extract(TDB_DATA *data, struct ctdb_ltdb_header *header);
  35
  36 size_t ctdb_rec_data_len(struct ctdb_rec_data *rec);
  37 void ctdb_rec_data_push(struct ctdb_rec_data *rec, uint8_t *buf);
  38 int ctdb_rec_data_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx,
  39                        struct ctdb_rec_data **out);
  40
  41 size_t ctdb_rec_buffer_len(struct ctdb_rec_buffer *recbuf);
  42 void ctdb_rec_buffer_push(struct ctdb_rec_buffer *recbuf, uint8_t *buf);
  43 int ctdb_rec_buffer_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx,
  44                       struct ctdb_rec_buffer **out);
  45
  46 struct ctdb_rec_buffer *ctdb_rec_buffer_init(TALLOC_CTX *mem_ctx,
  47                                              uint32_t db_id);
  48 int ctdb_rec_buffer_add(TALLOC_CTX *mem_ctx, struct ctdb_rec_buffer *recbuf,
  49                         uint32_t reqid, struct ctdb_ltdb_header *header,
  50                         TDB_DATA key, TDB_DATA data);
  51 int ctdb_rec_buffer_traverse(struct ctdb_rec_buffer *recbuf,
  52                              ctdb_rec_parser_func_t func,
  53                              void *private_data);
  54
  55 int ctdb_rec_buffer_write(struct ctdb_rec_buffer *recbuf, int fd);
  56 int ctdb_rec_buffer_read(int fd, TALLOC_CTX *mem_ctx,
  57                          struct ctdb_rec_buffer **out);
  58
  59 size_t ctdb_server_id_len(struct ctdb_server_id *sid);
  60 void ctdb_server_id_push(struct ctdb_server_id *sid, uint8_t *buf);
  61 int ctdb_server_id_pull(uint8_t *buf, size_t buflen,
  62                          struct ctdb_server_id *sid);
  63
  64 size_t ctdb_g_lock_len(struct ctdb_g_lock *lock);
  65 void ctdb_g_lock_push(struct ctdb_g_lock *lock, uint8_t *buf);
  66 int ctdb_g_lock_pull(uint8_t *buf, size_t buflen, struct ctdb_g_lock *lock);
  67
  68 size_t ctdb_g_lock_list_len(struct ctdb_g_lock_list *lock_list);
  69 void ctdb_g_lock_list_push(struct ctdb_g_lock_list *lock_list, uint8_t *buf);
  70 int ctdb_g_lock_list_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx,
  71                           struct ctdb_g_lock_list **out);
  72
  73 /* From protocol/protocol_header.c */
  74
  75 void ctdb_req_header_fill(struct ctdb_req_header *h, uint32_t generation,
  76                           uint32_t operation, uint32_t destnode,
  77                           uint32_t srcnode, uint32_t reqid);
  78
  79 size_t ctdb_req_header_len(struct ctdb_req_header *h);
  80 void ctdb_req_header_push(struct ctdb_req_header *h, uint8_t *buf);
  81 int ctdb_req_header_pull(uint8_t *buf, size_t buflen,
  82                          struct ctdb_req_header *h);
  83
  84 int ctdb_req_header_verify(struct ctdb_req_header *h, uint32_t operation);
  85
  86 /* From protocol/protocol_call.c */
  87
  88 size_t ctdb_req_call_len(struct ctdb_req_header *h,
  89                          struct ctdb_req_call *c);
  90
  91 int ctdb_req_call_push(struct ctdb_req_header *h,
  92                        struct ctdb_req_call *c,
  93                        uint8_t *buf, size_t *buflen);
  94
  95 int ctdb_req_call_pull(uint8_t *buf, size_t buflen,
  96                        struct ctdb_req_header *h,
  97                        TALLOC_CTX *mem_ctx,
  98                        struct ctdb_req_call *c);
  99
 100 size_t ctdb_reply_call_len(struct ctdb_req_header *h,
 101                            struct ctdb_reply_call *c);
 102
 103 int ctdb_reply_call_push(struct ctdb_req_header *h,
 104                          struct ctdb_reply_call *c,
 105                          uint8_t *buf, size_t *buflen);
 106
 107 int ctdb_reply_call_pull(uint8_t *buf, size_t buflen,
 108                          struct ctdb_req_header *h,
 109                          TALLOC_CTX *mem_ctx,
 110                          struct ctdb_reply_call *c);
 111
 112 size_t ctdb_reply_error_len(struct ctdb_req_header *h,
 113                             struct ctdb_reply_error *c);
 114
 115 int ctdb_reply_error_push(struct ctdb_req_header *h,
 116                           struct ctdb_reply_error *c,
 117                           uint8_t *buf, size_t *buflen);
 118
 119 int ctdb_reply_error_pull(uint8_t *buf, size_t buflen,
 120                           struct ctdb_req_header *h,
 121                           TALLOC_CTX *mem_ctx,
 122                           struct ctdb_reply_error *c);
 123
 124 size_t ctdb_req_dmaster_len(struct ctdb_req_header *h,
 125                             struct ctdb_req_dmaster *c);
 126
 127 int ctdb_req_dmaster_push(struct ctdb_req_header *h,
 128                           struct ctdb_req_dmaster *c,
 129                           uint8_t *buf, size_t *buflen);
 130
 131 int ctdb_req_dmaster_pull(uint8_t *buf, size_t buflen,
 132                           struct ctdb_req_header *h,
 133                           TALLOC_CTX *mem_ctx,
 134                           struct ctdb_req_dmaster *c);
 135
 136 size_t ctdb_reply_dmaster_len(struct ctdb_req_header *h,
 137                               struct ctdb_reply_dmaster *c);
 138
 139 int ctdb_reply_dmaster_push(struct ctdb_req_header *h,
 140                             struct ctdb_reply_dmaster *c,
 141                             uint8_t *buf, size_t *buflen);
 142
 143 int ctdb_reply_dmaster_pull(uint8_t *buf, size_t buflen,
 144                             struct ctdb_req_header *h,
 145                             TALLOC_CTX *mem_ctx,
 146                             struct ctdb_reply_dmaster *c);
 147
 148 /* From protocol/protocol_control.c */
 149
 150 size_t ctdb_req_control_len(struct ctdb_req_header *h,
 151                             struct ctdb_req_control *c);
 152
 153 int ctdb_req_control_push(struct ctdb_req_header *h,
 154                           struct ctdb_req_control *c,
 155                           uint8_t *buf, size_t *buflen);
 156
 157 int ctdb_req_control_pull(uint8_t *buf, size_t buflen,
 158                           struct ctdb_req_header *h,
 159                           TALLOC_CTX *mem_ctx,
 160                           struct ctdb_req_control *c);
 161
 162 size_t ctdb_reply_control_len(struct ctdb_req_header *h,
 163                               struct ctdb_reply_control *c);
 164
 165 int ctdb_reply_control_push(struct ctdb_req_header *h,
 166                             struct ctdb_reply_control *c,
 167                             uint8_t *buf, size_t *buflen);
 168
 169 int ctdb_reply_control_pull(uint8_t *buf, size_t buflen, uint32_t opcode,
 170                             struct ctdb_req_header *h,
 171                             TALLOC_CTX *mem_ctx,
 172                             struct ctdb_reply_control *c);
 173
 174 /* From protocol/protocol_client.c */
 175
 176 void ctdb_req_control_process_exists(struct ctdb_req_control *request,
 177                                      pid_t pid);
 178 int ctdb_reply_control_process_exists(struct ctdb_reply_control *reply,
 179                                       int *status);
 180
 181 void ctdb_req_control_statistics(struct ctdb_req_control *request);
 182
 183 int ctdb_reply_control_statistics(struct ctdb_reply_control *reply,
 184                                   TALLOC_CTX *mem_ctx,
 185                                   struct ctdb_statistics **stats);
 186
 187 void ctdb_req_control_ping(struct ctdb_req_control *request);
 188 int ctdb_reply_control_ping(struct ctdb_reply_control *reply,
 189                             int *num_clients);
 190
 191 void ctdb_req_control_getdbpath(struct ctdb_req_control *request,
 192                                 uint32_t db_id);
 193 int ctdb_reply_control_getdbpath(struct ctdb_reply_control *reply,
 194                                  TALLOC_CTX *mem_ctx, const char **db_path);
 195
 196 void ctdb_req_control_getvnnmap(struct ctdb_req_control *request);
 197 int ctdb_reply_control_getvnnmap(struct ctdb_reply_control *reply,
 198                                  TALLOC_CTX *mem_ctx,
 199                                  struct ctdb_vnn_map **vnnmap);
 200
 201 void ctdb_req_control_setvnnmap(struct ctdb_req_control *request,
 202                                 struct ctdb_vnn_map *vnnmap);
 203 int ctdb_reply_control_setvnnmap(struct ctdb_reply_control *reply);
 204
 205 void ctdb_req_control_get_debug(struct ctdb_req_control *request);
 206 int ctdb_reply_control_get_debug(struct ctdb_reply_control *reply,
 207                                  int *debug_level);
 208
 209 void ctdb_req_control_set_debug(struct ctdb_req_control *request,
 210                                 int debug_level);
 211 int ctdb_reply_control_set_debug(struct ctdb_reply_control *reply);
 212
 213 void ctdb_req_control_get_dbmap(struct ctdb_req_control *request);
 214 int ctdb_reply_control_get_dbmap(struct ctdb_reply_control *reply,
 215                                  TALLOC_CTX *mem_ctx,
 216                                  struct ctdb_dbid_map **dbmap);
 217
 218 void ctdb_req_control_pull_db(struct ctdb_req_control *request,
 219                               struct ctdb_pulldb *pulldb);
 220 int ctdb_reply_control_pull_db(struct ctdb_reply_control *reply,
 221                                TALLOC_CTX *mem_ctx,
 222                                struct ctdb_rec_buffer **recbuf);
 223
 224 void ctdb_req_control_push_db(struct ctdb_req_control *request,
 225                               struct ctdb_rec_buffer *recbuf);
 226 int ctdb_reply_control_push_db(struct ctdb_reply_control *reply);
 227
 228 void ctdb_req_control_get_recmode(struct ctdb_req_control *request);
 229 int ctdb_reply_control_get_recmode(struct ctdb_reply_control *reply,
 230                                    int *recmode);
 231
 232 void ctdb_req_control_set_recmode(struct ctdb_req_control *request,
 233                                   int recmode);
 234 int ctdb_reply_control_set_recmode(struct ctdb_reply_control *reply);
 235
 236 void ctdb_req_control_statistics_reset(struct ctdb_req_control *request);
 237 int ctdb_reply_control_statistics_reset(struct ctdb_reply_control *reply);
 238
 239 void ctdb_req_control_db_attach(struct ctdb_req_control *request,
 240                                 const char *db_name, uint32_t tdb_flags);
 241 int ctdb_reply_control_db_attach(struct ctdb_reply_control *reply,
 242                                  uint32_t *db_id);
 243
 244 void ctdb_req_control_traverse_start(struct ctdb_req_control *request,
 245                                      struct ctdb_traverse_start *traverse);
 246 int ctdb_reply_control_traverse_start(struct ctdb_reply_control *reply);
 247
 248 void ctdb_req_control_register_srvid(struct ctdb_req_control *request,
 249                                      uint64_t srvid);
 250 int ctdb_reply_control_register_srvid(struct ctdb_reply_control *reply);
 251
 252 void ctdb_req_control_deregister_srvid(struct ctdb_req_control *request,
 253                                        uint64_t srvid);
 254 int ctdb_reply_control_deregister_srvid(struct ctdb_reply_control *reply);
 255
 256 void ctdb_req_control_get_dbname(struct ctdb_req_control *request,
 257                                  uint32_t db_id);
 258 int ctdb_reply_control_get_dbname(struct ctdb_reply_control *reply,
 259                                   TALLOC_CTX *mem_ctx, const char **db_name);
 260
 261 void ctdb_req_control_enable_seqnum(struct ctdb_req_control *request,
 262                                     uint32_t db_id);
 263 int ctdb_reply_control_enable_seqnum(struct ctdb_reply_control *reply);
 264
 265 void ctdb_req_control_update_seqnum(struct ctdb_req_control *request,
 266                                     uint32_t db_id);
 267 int ctdb_reply_control_update_seqnum(struct ctdb_reply_control *reply);
 268
 269 void ctdb_req_control_dump_memory(struct ctdb_req_control *request);
 270 int ctdb_reply_control_dump_memory(struct ctdb_reply_control *reply,
 271                                    TALLOC_CTX *mem_ctx, const char **mem_str);
 272
 273 void ctdb_req_control_get_pid(struct ctdb_req_control *request);
 274 int ctdb_reply_control_get_pid(struct ctdb_reply_control *reply,
 275                                pid_t *pid);
 276
 277 void ctdb_req_control_get_recmaster(struct ctdb_req_control *request);
 278 int ctdb_reply_control_get_recmaster(struct ctdb_reply_control *reply,
 279                                      uint32_t *recmaster);
 280
 281 void ctdb_req_control_set_recmaster(struct ctdb_req_control *request,
 282                                     int recmaster);
 283 int ctdb_reply_control_set_recmaster(struct ctdb_reply_control *reply);
 284
 285 void ctdb_req_control_freeze(struct ctdb_req_control *request,
 286                              uint32_t priority);
 287 int ctdb_reply_control_freeze(struct ctdb_reply_control *reply);
 288
 289 void ctdb_req_control_get_pnn(struct ctdb_req_control *request);
 290 int ctdb_reply_control_get_pnn(struct ctdb_reply_control *reply,
 291                                uint32_t *pnn);
 292
 293 void ctdb_req_control_shutdown(struct ctdb_req_control *request);
 294 int ctdb_reply_control_shutdown(struct ctdb_reply_control *reply);
 295
 296 void ctdb_req_control_get_monmode(struct ctdb_req_control *request);
 297 int ctdb_reply_control_get_monmode(struct ctdb_reply_control *reply,
 298                                    int *mon_mode);
 299
 300 void ctdb_req_control_tcp_client(struct ctdb_req_control *request,
 301                                  struct ctdb_connection *conn);
 302 int ctdb_reply_control_tcp_client(struct ctdb_reply_control *reply);
 303
 304 void ctdb_req_control_tcp_add(struct ctdb_req_control *request,
 305                               struct ctdb_connection *conn);
 306 int ctdb_reply_control_tcp_add(struct ctdb_reply_control *reply);
 307
 308 void ctdb_req_control_tcp_remove(struct ctdb_req_control *request,
 309                                  struct ctdb_connection *conn);
 310 int ctdb_reply_control_tcp_remove(struct ctdb_reply_control *reply);
 311
 312 void ctdb_req_control_startup(struct ctdb_req_control *request);
 313 int ctdb_reply_control_startup(struct ctdb_reply_control *reply);
 314
 315 void ctdb_req_control_set_tunable(struct ctdb_req_control *request,
 316                                   struct ctdb_tunable *tunable);
 317 int ctdb_reply_control_set_tunable(struct ctdb_reply_control *reply);
 318
 319 void ctdb_req_control_get_tunable(struct ctdb_req_control *request,
 320                                   const char *name);
 321 int ctdb_reply_control_get_tunable(struct ctdb_reply_control *reply,
 322                                    uint32_t *value);
 323
 324 void ctdb_req_control_list_tunables(struct ctdb_req_control *request);
 325 int ctdb_reply_control_list_tunables(struct ctdb_reply_control *reply,
 326                                      TALLOC_CTX *mem_ctx,
 327                                      struct ctdb_var_list **tun_var_list);
 328
 329 void ctdb_req_control_modify_flags(struct ctdb_req_control *request,
 330                                    struct ctdb_node_flag_change *flag_change);
 331 int ctdb_reply_control_modify_flags(struct ctdb_reply_control *reply);
 332
 333 void ctdb_req_control_get_all_tunables(struct ctdb_req_control *request);
 334 int ctdb_reply_control_get_all_tunables(struct ctdb_reply_control *reply,
 335                                         TALLOC_CTX *mem_ctx,
 336                                         struct ctdb_tunable_list **tun_list);
 337
 338 void ctdb_req_control_get_tcp_tickle_list(struct ctdb_req_control *request,
 339                                           ctdb_sock_addr *addr);
 340 int ctdb_reply_control_get_tcp_tickle_list(struct ctdb_reply_control *reply,
 341                                            TALLOC_CTX *mem_ctx,
 342                                            struct ctdb_tickle_list **tickles);
 343
 344 void ctdb_req_control_set_tcp_tickle_list(struct ctdb_req_control *request,
 345                                           struct ctdb_tickle_list *tickles);
 346 int ctdb_reply_control_set_tcp_tickle_list(struct ctdb_reply_control *reply);
 347
 348 void ctdb_req_control_db_attach_persistent(struct ctdb_req_control *request,
 349                                            const char *name,
 350                                            uint32_t tdb_flags);
 351 int ctdb_reply_control_db_attach_persistent(struct ctdb_reply_control *reply,
 352                                             uint32_t *db_id);
 353
 354 void ctdb_req_control_update_record(struct ctdb_req_control *request,
 355                                     struct ctdb_rec_buffer *recbuf);
 356 int ctdb_reply_control_update_record(struct ctdb_reply_control *reply);
 357
 358 void ctdb_req_control_send_gratuitous_arp(struct ctdb_req_control *request,
 359                                           struct ctdb_addr_info *addr_info);
 360 int ctdb_reply_control_send_gratuitous_arp(struct ctdb_reply_control *reply);
 361
 362 void ctdb_req_control_wipe_database(struct ctdb_req_control *request,
 363                                     struct ctdb_transdb *transdb);
 364 int ctdb_reply_control_wipe_database(struct ctdb_reply_control *reply);
 365
 366 void ctdb_req_control_uptime(struct ctdb_req_control *request);
 367 int ctdb_reply_control_uptime(struct ctdb_reply_control *reply,
 368                               TALLOC_CTX *mem_ctx,
 369                               struct ctdb_uptime **uptime);
 370
 371 void ctdb_req_control_start_recovery(struct ctdb_req_control *request);
 372 int ctdb_reply_control_start_recovery(struct ctdb_reply_control *reply);
 373
 374 void ctdb_req_control_end_recovery(struct ctdb_req_control *request);
 375 int ctdb_reply_control_end_recovery(struct ctdb_reply_control *reply);
 376
 377 void ctdb_req_control_reload_nodes_file(struct ctdb_req_control *request);
 378 int ctdb_reply_control_reload_nodes_file(struct ctdb_reply_control *reply);
 379
 380 void ctdb_req_control_try_delete_records(struct ctdb_req_control *request,
 381                                          struct ctdb_rec_buffer *recbuf);
 382 int ctdb_reply_control_try_delete_records(struct ctdb_reply_control *reply,
 383                                           TALLOC_CTX *mem_ctx,
 384                                           struct ctdb_rec_buffer **recbuf);
 385
 386 void ctdb_req_control_enable_monitor(struct ctdb_req_control *request);
 387 int ctdb_reply_control_enable_monitor(struct ctdb_reply_control *reply);
 388
 389 void ctdb_req_control_disable_monitor(struct ctdb_req_control *request);
 390 int ctdb_reply_control_disable_monitor(struct ctdb_reply_control *reply);
 391
 392 void ctdb_req_control_add_public_ip(struct ctdb_req_control *request,
 393                                     struct ctdb_addr_info *addr_info);
 394 int ctdb_reply_control_add_public_ip(struct ctdb_reply_control *reply);
 395
 396 void ctdb_req_control_del_public_ip(struct ctdb_req_control *request,
 397                                     struct ctdb_addr_info *addr_info);
 398 int ctdb_reply_control_del_public_ip(struct ctdb_reply_control *reply);
 399
 400 void ctdb_req_control_get_capabilities(struct ctdb_req_control *request);
 401 int ctdb_reply_control_get_capabilities(struct ctdb_reply_control *reply,
 402                                         uint32_t *caps);
 403
 404 void ctdb_req_control_recd_ping(struct ctdb_req_control *request);
 405 int ctdb_reply_control_recd_ping(struct ctdb_reply_control *reply);
 406
 407 void ctdb_req_control_release_ip(struct ctdb_req_control *request,
 408                                  struct ctdb_public_ip *pubip);
 409 int ctdb_reply_control_release_ip(struct ctdb_reply_control *reply);
 410
 411 void ctdb_req_control_takeover_ip(struct ctdb_req_control *request,
 412                                   struct ctdb_public_ip *pubip);
 413 int ctdb_reply_control_takeover_ip(struct ctdb_reply_control *reply);
 414
 415 void ctdb_req_control_get_public_ips(struct ctdb_req_control *request,
 416                                      bool available_only);
 417 int ctdb_reply_control_get_public_ips(struct ctdb_reply_control *reply,
 418                                       TALLOC_CTX *mem_ctx,
 419                                       struct ctdb_public_ip_list **pubip_list);
 420
 421 void ctdb_req_control_get_nodemap(struct ctdb_req_control *request);
 422 int ctdb_reply_control_get_nodemap(struct ctdb_reply_control *reply,
 423                                    TALLOC_CTX *mem_ctx,
 424                                    struct ctdb_node_map **nodemap);
 425
 426 void ctdb_req_control_traverse_kill(struct ctdb_req_control *request,
 427                                     struct ctdb_traverse_start *traverse);
 428 int ctdb_reply_control_traverse_kill(struct ctdb_reply_control *reply);
 429
 430 void ctdb_req_control_recd_reclock_latency(struct ctdb_req_control *request,
 431                                            double reclock_latency);
 432 int ctdb_reply_control_recd_reclock_latency(struct ctdb_reply_control *reply);
 433
 434 void ctdb_req_control_get_reclock_file(struct ctdb_req_control *request);
 435 int ctdb_reply_control_get_reclock_file(struct ctdb_reply_control *reply,
 436                                         TALLOC_CTX *mem_ctx,
 437                                         const char **reclock_file);
 438
 439 void ctdb_req_control_stop_node(struct ctdb_req_control *request);
 440 int ctdb_reply_control_stop_node(struct ctdb_reply_control *reply);
 441
 442 void ctdb_req_control_continue_node(struct ctdb_req_control *request);
 443 int ctdb_reply_control_continue_node(struct ctdb_reply_control *reply);
 444
 445 void ctdb_req_control_set_lmasterrole(struct ctdb_req_control *request,
 446                                       uint32_t lmaster_role);
 447 int ctdb_reply_control_set_lmasterrole(struct ctdb_reply_control *reply);
 448
 449 void ctdb_req_control_set_recmasterrole(struct ctdb_req_control *request,
 450                                         uint32_t recmaster_role);
 451 int ctdb_reply_control_set_recmasterrole(struct ctdb_reply_control *reply);
 452
 453 void ctdb_req_control_set_ban_state(struct ctdb_req_control *request,
 454                                     struct ctdb_ban_state *ban_state);
 455 int ctdb_reply_control_set_ban_state(struct ctdb_reply_control *reply);
 456
 457 void ctdb_req_control_get_ban_state(struct ctdb_req_control *request);
 458 int ctdb_reply_control_get_ban_state(struct ctdb_reply_control *reply,
 459                                      TALLOC_CTX *mem_ctx,
 460                                      struct ctdb_ban_state **ban_state);
 461
 462 void ctdb_req_control_register_notify(struct ctdb_req_control *request,
 463                                       struct ctdb_notify_data *notify);
 464 int ctdb_reply_control_register_notify(struct ctdb_reply_control *reply);
 465
 466 void ctdb_req_control_deregister_notify(struct ctdb_req_control *request,
 467                                         uint64_t srvid);
 468 int ctdb_reply_control_deregister_notify(struct ctdb_reply_control *reply);
 469
 470 void ctdb_req_control_trans3_commit(struct ctdb_req_control *request,
 471                                     struct ctdb_rec_buffer *recbuf);
 472 int ctdb_reply_control_trans3_commit(struct ctdb_reply_control *reply);
 473
 474 void ctdb_req_control_get_db_seqnum(struct ctdb_req_control *request,
 475                                     uint32_t db_id);
 476 int ctdb_reply_control_get_db_seqnum(struct ctdb_reply_control *reply,
 477                                      uint64_t *seqnum);
 478
 479 void ctdb_req_control_db_set_healthy(struct ctdb_req_control *request,
 480                                      uint32_t db_id);
 481 int ctdb_reply_control_db_set_healthy(struct ctdb_reply_control *reply);
 482
 483 void ctdb_req_control_db_get_health(struct ctdb_req_control *request,
 484                                     uint32_t db_id);
 485 int ctdb_reply_control_db_get_health(struct ctdb_reply_control *reply,
 486                                      TALLOC_CTX *mem_ctx,
 487                                      const char **reason);
 488
 489 void ctdb_req_control_get_public_ip_info(struct ctdb_req_control *request,
 490                                          ctdb_sock_addr *addr);
 491 int ctdb_reply_control_get_public_ip_info(struct ctdb_reply_control *reply,
 492                                           TALLOC_CTX *mem_ctx,
 493                                           struct ctdb_public_ip_info **ipinfo);
 494
 495 void ctdb_req_control_get_ifaces(struct ctdb_req_control *request);
 496 int ctdb_reply_control_get_ifaces(struct ctdb_reply_control *reply,
 497                                   TALLOC_CTX *mem_ctx,
 498                                   struct ctdb_iface_list **iface_list);
 499
 500 void ctdb_req_control_set_iface_link_state(struct ctdb_req_control *request,
 501                                            struct ctdb_iface *iface);
 502 int ctdb_reply_control_set_iface_link_state(struct ctdb_reply_control *reply);
 503
 504 void ctdb_req_control_tcp_add_delayed_update(struct ctdb_req_control *request,
 505                                              struct ctdb_connection *conn);
 506 int ctdb_reply_control_tcp_add_delayed_update(struct ctdb_reply_control *reply);
 507
 508 void ctdb_req_control_get_stat_history(struct ctdb_req_control *request);
 509 int ctdb_reply_control_get_stat_history(struct ctdb_reply_control *reply,
 510                                         TALLOC_CTX *mem_ctx,
 511                                         struct ctdb_statistics_list **stats_list);
 512
 513 void ctdb_req_control_schedule_for_deletion(struct ctdb_req_control *request,
 514                                             struct ctdb_key_data *key);
 515 int ctdb_reply_control_schedule_for_deletion(struct ctdb_reply_control *reply);
 516
 517 void ctdb_req_control_set_db_readonly(struct ctdb_req_control *request,
 518                                       uint32_t db_id);
 519 int ctdb_reply_control_set_db_readonly(struct ctdb_reply_control *reply);
 520
 521 void ctdb_req_control_check_srvids(struct ctdb_req_control *request,
 522                                    struct ctdb_uint64_array *u64_array);
 523 int ctdb_reply_control_check_srvids(struct ctdb_reply_control *reply,
 524                                     TALLOC_CTX *mem_ctx,
 525                                     struct ctdb_uint8_array **u8_array);
 526
 527 void ctdb_req_control_traverse_start_ext(struct ctdb_req_control *request,
 528                                          struct ctdb_traverse_start_ext *traverse);
 529 int ctdb_reply_control_traverse_start_ext(struct ctdb_reply_control *reply);
 530
 531 void ctdb_req_control_get_db_statistics(struct ctdb_req_control *request,
 532                                         uint32_t db_id);
 533 int ctdb_reply_control_get_db_statistics(struct ctdb_reply_control *reply,
 534                                          TALLOC_CTX *mem_ctx,
 535                                          struct ctdb_db_statistics **dbstats);
 536
 537 void ctdb_req_control_set_db_sticky(struct ctdb_req_control *request,
 538                                     uint32_t db_id);
 539 int ctdb_reply_control_set_db_sticky(struct ctdb_reply_control *reply);
 540
 541 void ctdb_req_control_reload_public_ips(struct ctdb_req_control *request);
 542 int ctdb_reply_control_reload_public_ips(struct ctdb_reply_control *reply);
 543
 544 void ctdb_req_control_receive_records(struct ctdb_req_control *request,
 545                                       struct ctdb_rec_buffer *recbuf);
 546 int ctdb_reply_control_receive_records(struct ctdb_reply_control *reply,
 547                                        TALLOC_CTX *mem_ctx,
 548                                        struct ctdb_rec_buffer **recbuf);
 549
 550 void ctdb_req_control_ipreallocated(struct ctdb_req_control *request);
 551 int ctdb_reply_control_ipreallocated(struct ctdb_reply_control *reply);
 552
 553 void ctdb_req_control_get_runstate(struct ctdb_req_control *request);
 554 int ctdb_reply_control_get_runstate(struct ctdb_reply_control *reply,
 555                                     enum ctdb_runstate *runstate);
 556
 557 void ctdb_req_control_db_detach(struct ctdb_req_control *request,
 558                                 uint32_t db_id);
 559 int ctdb_reply_control_db_detach(struct ctdb_reply_control *reply);
 560
 561 void ctdb_req_control_get_nodes_file(struct ctdb_req_control *request);
 562 int ctdb_reply_control_get_nodes_file(struct ctdb_reply_control *reply,
 563                                       TALLOC_CTX *mem_ctx,
 564                                       struct ctdb_node_map **nodemap);
 565
 566 void ctdb_req_control_db_freeze(struct ctdb_req_control *request,
 567                                 uint32_t db_id);
 568 int ctdb_reply_control_db_freeze(struct ctdb_reply_control *reply);
 569
 570 void ctdb_req_control_db_thaw(struct ctdb_req_control *request,
 571                               uint32_t db_id);
 572 int ctdb_reply_control_db_thaw(struct ctdb_reply_control *reply);
 573
 574 void ctdb_req_control_db_transaction_start(struct ctdb_req_control *request,
 575                                            struct ctdb_transdb *transdb);
 576 int ctdb_reply_control_db_transaction_start(struct ctdb_reply_control *reply);
 577
 578 void ctdb_req_control_db_transaction_commit(struct ctdb_req_control *request,
 579                                             struct ctdb_transdb *transdb);
 580 int ctdb_reply_control_db_transaction_commit(struct ctdb_reply_control *reply);
 581
 582 void ctdb_req_control_db_transaction_cancel(struct ctdb_req_control *request,
 583                                             uint32_t db_id);
 584 int ctdb_reply_control_db_transaction_cancel(struct ctdb_reply_control *reply);
 585
 586 void ctdb_req_control_db_pull(struct ctdb_req_control *request,
 587                               struct ctdb_pulldb_ext *pulldb_ext);
 588 int ctdb_reply_control_db_pull(struct ctdb_reply_control *reply,
 589                                uint32_t *num_records);
 590
 591 void ctdb_req_control_db_push_start(struct ctdb_req_control *request,
 592                                     struct ctdb_pulldb_ext *pulldb_ext);
 593 int ctdb_reply_control_db_push_start(struct ctdb_reply_control *reply);
 594
 595 void ctdb_req_control_db_push_confirm(struct ctdb_req_control *request,
 596                                       uint32_t db_id);
 597 int ctdb_reply_control_db_push_confirm(struct ctdb_reply_control *reply,
 598                                        uint32_t *num_records);
 599
 600 /* From protocol/protocol_debug.c */
 601
 602 void ctdb_packet_print(uint8_t *buf, size_t buflen, FILE *fp);
 603
 604 /* From protocol/protocol_message.c */
 605
 606 size_t ctdb_req_message_len(struct ctdb_req_header *h,
 607                             struct ctdb_req_message *c);
 608
 609 int ctdb_req_message_push(struct ctdb_req_header *h,
 610                           struct ctdb_req_message *c,
 611                           uint8_t *buf, size_t *buflen);
 612
 613 int ctdb_req_message_pull(uint8_t *buf, size_t buflen,
 614                           struct ctdb_req_header *h,
 615                           TALLOC_CTX *mem_ctx,
 616                           struct ctdb_req_message *c);
 617
 618 size_t ctdb_req_message_data_len(struct ctdb_req_header *h,
 619                                  struct ctdb_req_message_data *c);
 620
 621 int ctdb_req_message_data_push(struct ctdb_req_header *h,
 622                                struct ctdb_req_message_data *c,
 623                                uint8_t *buf, size_t *buflen);
 624
 625 int ctdb_req_message_data_pull(uint8_t *buf, size_t buflen,
 626                                struct ctdb_req_header *h,
 627                                TALLOC_CTX *mem_ctx,
 628                                struct ctdb_req_message_data *c);
 629
 630 /* From protocol/protocol_event.c */
 631
 632 void ctdb_event_header_fill(struct ctdb_event_header *h, uint32_t reqid);
 633
 634 size_t ctdb_event_request_len(struct ctdb_event_request *in);
 635
 636 int ctdb_event_request_push(struct ctdb_event_request *in,
 637                             uint8_t *buf, size_t *buflen);
 638
 639 int ctdb_event_request_pull(uint8_t *buf, size_t buflen,
 640                             TALLOC_CTX *mem_ctx,
 641                             struct ctdb_event_request *out);
 642
 643 size_t ctdb_event_reply_len(struct ctdb_event_reply *in);
 644
 645 int ctdb_event_reply_push(struct ctdb_event_reply *in,
 646                           uint8_t *buf, size_t *buflen);
 647
 648 int ctdb_event_reply_pull(uint8_t *buf, size_t buflen,
 649                           TALLOC_CTX *mem_ctx,
 650                           struct ctdb_event_reply *out);
 651
 652 /* From protocol/protocol_packet.c */
 653
 654 int ctdb_allocate_pkt(TALLOC_CTX *mem_ctx, size_t datalen,
 655                       uint8_t **buf, size_t *buflen);
 656
 657 /* From protocol/protocol_util.c */
 658
 659 const char *ctdb_runstate_to_string(enum ctdb_runstate runstate);
 660 enum ctdb_runstate ctdb_runstate_from_string(const char *runstate_str);
 661
 662 const char *ctdb_event_to_string(enum ctdb_event event);
 663 enum ctdb_event ctdb_event_from_string(const char *event_str);
 664
 665 const char *ctdb_sock_addr_to_string(TALLOC_CTX *mem_ctx, ctdb_sock_addr *addr);
 666 int ctdb_sock_addr_cmp_ip(const ctdb_sock_addr *addr1,
 667                           const ctdb_sock_addr *addr2);
 668 int ctdb_sock_addr_cmp(const ctdb_sock_addr *addr1,
 669                        const ctdb_sock_addr *addr2);
 670 bool ctdb_sock_addr_same_ip(const ctdb_sock_addr *addr1,
 671                             const ctdb_sock_addr *addr2);
 672 bool ctdb_sock_addr_same(const ctdb_sock_addr *addr1,
 673                          const ctdb_sock_addr *addr2);
 674
 675 #endif /* __CTDB_PROTOCOL_API_H__ */