source3/lib/ctdb_conn.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    Samba3 ctdb connection handling
   4    Copyright (C) Volker Lendecke 2012
   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_CONN_H
  21 #define _CTDB_CONN_H
  22
  23 #include "tevent.h"
  24 #include "librpc/gen_ndr/messaging.h"
  25
  26 struct ctdb_conn;
  27 struct ctdb_reply_control;
  28
  29 struct tevent_req *ctdb_conn_control_send(TALLOC_CTX *mem_ctx,
  30                                           struct tevent_context *ev,
  31                                           struct ctdb_conn *conn,
  32                                           uint32_t vnn, uint32_t opcode,
  33                                           uint64_t srvid, uint32_t flags,
  34                                           uint8_t *data, size_t datalen);
  35 int ctdb_conn_control_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
  36                            struct ctdb_reply_control **preply);
  37
  38 struct tevent_req *ctdb_conn_init_send(TALLOC_CTX *mem_ctx,
  39                                        struct tevent_context *ev,
  40                                        const char *sock);
  41 int ctdb_conn_init_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
  42                         struct ctdb_conn **pconn);
  43
  44 struct tevent_req *ctdb_conn_msg_write_send(TALLOC_CTX *mem_ctx,
  45                                             struct tevent_context *ev,
  46                                             struct ctdb_conn *conn,
  47                                             uint32_t vnn, uint64_t srvid,
  48                                             uint8_t *msg, size_t msg_len);
  49 int ctdb_conn_msg_write_recv(struct tevent_req *req);
  50
  51 struct ctdb_msg_channel;
  52
  53 struct tevent_req *ctdb_msg_channel_init_send(
  54         TALLOC_CTX *mem_ctx, struct tevent_context *ev,
  55         const char *sock, uint64_t srvid);
  56 int ctdb_msg_channel_init_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
  57                                struct ctdb_msg_channel **pchannel);
  58
  59 struct tevent_req *ctdb_msg_read_send(TALLOC_CTX *mem_ctx,
  60                                       struct tevent_context *ev,
  61                                       struct ctdb_msg_channel *channel);
  62 int ctdb_msg_read_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
  63                        uint8_t **pmsg, size_t *pmsg_len);
  64
  65 #endif /* _CTDB_CONN_H */