ctdb/common/system_socket.h

   1 /*
   2    System specific network code
   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_SYSTEM_SOCKET_H__
  21 #define __CTDB_SYSTEM_SOCKET_H__
  22
  23 #include <talloc.h>
  24
  25 #include "protocol/protocol.h"
  26
  27 struct ctdb_sys_local_ips_context;
  28
  29 int ctdb_sys_local_ips_init(TALLOC_CTX *ctx,
  30                             struct ctdb_sys_local_ips_context **ips_ctx);
  31 bool ctdb_sys_local_ip_check(const struct ctdb_sys_local_ips_context *ips_ctx,
  32                              const ctdb_sock_addr *addr);
  33 bool ctdb_sys_bind_ip_check(const ctdb_sock_addr *addr);
  34 bool ctdb_sys_have_ip(const ctdb_sock_addr *addr);
  35
  36 int ctdb_sys_send_arp(const ctdb_sock_addr *addr, const char *iface);
  37
  38 int ctdb_sys_send_tcp(const ctdb_sock_addr *dest,
  39                       const ctdb_sock_addr *src,
  40                       uint32_t seq,
  41                       uint32_t ack,
  42                       int rst);
  43
  44 int ctdb_sys_open_capture_socket(const char *iface, void **private_data);
  45 int ctdb_sys_close_capture_socket(void *private_data);
  46 int ctdb_sys_read_tcp_packet(int s,
  47                              void *private_data,
  48                              ctdb_sock_addr *src,
  49                              ctdb_sock_addr *dst,
  50                              uint32_t *ack_seq,
  51                              uint32_t *seq,
  52                              int *rst,
  53                              uint16_t *window);
  54
  55 #endif /* __CTDB_SYSTEM_SOCKET_H__ */