pceplib/pcep_socket_comm_internals.h

   1 /*
   2  * This file is part of the PCEPlib, a PCEP protocol library.
   3  *
   4  * Copyright (C) 2020 Volta Networks https://voltanet.io/
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library 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 GNU
  14  * Lesser 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 <https://www.gnu.org/licenses/>.
  18  *
  19  * Author : Brady Johnson <brady@voltanet.io>
  20  *
  21  */
  22
  23
  24 #ifndef SRC_PCEPSOCKETCOMMINTERNALS_H_
  25 #define SRC_PCEPSOCKETCOMMINTERNALS_H_
  26
  27 #include <pthread.h>
  28 #include <stdbool.h>
  29
  30 #include "pcep_utils_ordered_list.h"
  31 #include "pcep_socket_comm.h"
  32
  33
  34 typedef struct pcep_socket_comm_handle_ {
  35         bool active;
  36         pthread_t socket_comm_thread;
  37         pthread_mutex_t socket_comm_mutex;
  38         fd_set read_master_set;
  39         fd_set write_master_set;
  40         fd_set except_master_set;
  41         /* ordered_list of socket_descriptors to read from */
  42         ordered_list_handle *read_list;
  43         /* ordered_list of socket_descriptors to write to */
  44         ordered_list_handle *write_list;
  45         ordered_list_handle *session_list;
  46         int num_active_sessions;
  47         void *external_infra_data;
  48         ext_socket_write socket_write_func;
  49         ext_socket_read socket_read_func;
  50
  51 } pcep_socket_comm_handle;
  52
  53
  54 typedef struct pcep_socket_comm_queued_message_ {
  55         const char *encoded_message;
  56         int msg_length;
  57         bool free_after_send;
  58
  59 } pcep_socket_comm_queued_message;
  60
  61
  62 /* Functions implemented in pcep_socket_comm_loop.c */
  63 void *socket_comm_loop(void *data);
  64 bool comm_session_exists(pcep_socket_comm_handle *socket_comm_handle,
  65                          pcep_socket_comm_session *socket_comm_session);
  66 bool comm_session_exists_locking(pcep_socket_comm_handle *socket_comm_handle,
  67                                  pcep_socket_comm_session *socket_comm_session);
  68
  69 #endif /* SRC_PCEPSOCKETCOMMINTERNALS_H_ */