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749714731e
Signed-off-by: Brady Johnson <brady@voltanet.io> Co-authored-by: Javier Garcia <javier.garcia@voltanet.io> Signed-off-by: Javier Garcia <javier.garcia@voltanet.io>
110 lines
3.6 KiB
C
110 lines
3.6 KiB
C
/*
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* This file is part of the PCEPlib, a PCEP protocol library.
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*
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* Copyright (C) 2020 Volta Networks https://voltanet.io/
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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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 <https://www.gnu.org/licenses/>.
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*
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* Author : Brady Johnson <brady@voltanet.io>
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*
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*/
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/*
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* Internal Session Logic declarations, not intended to be in the public API.
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*/
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#ifndef SRC_PCEPSESSIONLOGICINTERNALS_H_
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#define SRC_PCEPSESSIONLOGICINTERNALS_H_
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#include <pthread.h>
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#include <stdbool.h>
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#include "pcep_msg_tools.h"
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#include "pcep_utils_double_linked_list.h"
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#include "pcep_utils_ordered_list.h"
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#include "pcep_utils_queue.h"
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typedef struct pcep_session_logic_handle_ {
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pthread_t session_logic_thread;
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pthread_mutex_t session_logic_mutex;
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pthread_cond_t session_logic_cond_var;
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bool session_logic_condition;
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bool active;
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ordered_list_handle *session_list;
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pthread_mutex_t session_list_mutex;
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/* Internal timers and socket events */
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queue_handle *session_event_queue;
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} pcep_session_logic_handle;
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/* Used internally for Session events: message received, timer expired,
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* or socket closed */
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typedef struct pcep_session_event_ {
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pcep_session *session;
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int expired_timer_id;
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double_linked_list *received_msg_list;
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bool socket_closed;
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} pcep_session_event;
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/* Event Counters counter-id definitions */
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typedef enum pcep_session_counters_event_counter_ids {
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PCEP_EVENT_COUNTER_ID_PCC_CONNECT = 0,
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PCEP_EVENT_COUNTER_ID_PCE_CONNECT = 1,
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PCEP_EVENT_COUNTER_ID_PCC_DISCONNECT = 2,
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PCEP_EVENT_COUNTER_ID_PCE_DISCONNECT = 3,
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PCEP_EVENT_COUNTER_ID_TIMER_KEEPALIVE = 4,
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PCEP_EVENT_COUNTER_ID_TIMER_DEADTIMER = 5,
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PCEP_EVENT_COUNTER_ID_TIMER_OPENKEEPWAIT = 6,
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PCEP_EVENT_COUNTER_ID_TIMER_OPENKEEPALIVE = 7
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} pcep_session_counters_event_counter_ids;
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/* functions implemented in pcep_session_logic_loop.c */
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void *session_logic_loop(void *data);
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int session_logic_msg_ready_handler(void *data, int socket_fd);
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void session_logic_message_sent_handler(void *data, int socket_fd);
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void session_logic_conn_except_notifier(void *data, int socket_fd);
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void session_logic_timer_expire_handler(void *data, int timer_id);
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void handle_timer_event(pcep_session_event *event);
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void handle_socket_comm_event(pcep_session_event *event);
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void session_send_message(pcep_session *session, struct pcep_message *message);
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/* defined in pcep_session_logic_states.c */
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void send_pcep_error(pcep_session *session, enum pcep_error_type error_type,
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enum pcep_error_value error_value);
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void enqueue_event(pcep_session *session, pcep_event_type event_type,
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struct pcep_message *message);
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void increment_unknown_message(pcep_session *session);
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/* defined in pcep_session_logic_counters.c */
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void create_session_counters(pcep_session *session);
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void increment_event_counters(
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pcep_session *session,
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pcep_session_counters_event_counter_ids counter_id);
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void increment_message_rx_counters(pcep_session *session,
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struct pcep_message *message);
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/* defined in pcep_session_logic.c, also used in pcep_session_logic_states.c */
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struct pcep_message *create_pcep_open(pcep_session *session);
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#endif /* SRC_PCEPSESSIONLOGICINTERNALS_H_ */
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