1 files changed, 103 insertions, 0 deletions
diff --git a/pceplib/pcep_pcc_api.h b/pceplib/pcep_pcc_api.h
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+++ b/pceplib/pcep_pcc_api.h
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+/*
+ * This file is part of the PCEPlib, a PCEP protocol library.
+ *
+ * Copyright (C) 2020 Volta Networks https://voltanet.io/
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * Author : Brady Johnson <brady@voltanet.io>
+ *
+ */
+
+
+/*
+ * Public PCEPlib PCC API
+ */
+
+#ifndef PCEPPCC_INCLUDE_PCEPPCCAPI_H_
+#define PCEPPCC_INCLUDE_PCEPPCCAPI_H_
+
+#include <stdbool.h>
+
+#include "pcep_session_logic.h"
+#include "pcep_timers.h"
+
+#define DEFAULT_PCEP_TCP_PORT 4189
+#define DEFAULT_CONFIG_KEEP_ALIVE 30
+#define DEFAULT_CONFIG_DEAD_TIMER DEFAULT_CONFIG_KEEP_ALIVE * 4
+#define DEFAULT_CONFIG_REQUEST_TIME 30
+#define DEFAULT_CONFIG_MAX_UNKNOWN_REQUESTS 5
+#define DEFAULT_CONFIG_MAX_UNKNOWN_MESSAGES 5
+#define DEFAULT_TCP_CONNECT_TIMEOUT_MILLIS 250
+
+/* Acceptable MIN and MAX values used in deciding if the PCEP
+ * Open received from a PCE should be accepted or rejected. */
+#define DEFAULT_MIN_CONFIG_KEEP_ALIVE 5
+#define DEFAULT_MAX_CONFIG_KEEP_ALIVE 120
+#define DEFAULT_MIN_CONFIG_DEAD_TIMER DEFAULT_MIN_CONFIG_KEEP_ALIVE * 4
+#define DEFAULT_MAX_CONFIG_DEAD_TIMER DEFAULT_MAX_CONFIG_KEEP_ALIVE * 4
+
+/*
+ * PCEP PCC library initialization/teardown functions
+ */
+
+/* Later when this is integrated with FRR pathd, it will be changed
+ * to just initialize_pcc(struct pceplib_infra_config *infra_config) */
+bool initialize_pcc(void);
+bool initialize_pcc_infra(struct pceplib_infra_config *infra_config);
+/* this function is blocking */
+bool initialize_pcc_wait_for_completion(void);
+bool destroy_pcc(void);
+
+
+/*
+ * PCEP session functions
+ */
+
+pcep_configuration *create_default_pcep_configuration(void);
+void destroy_pcep_configuration(pcep_configuration *config);
+
+/* Uses the standard PCEP TCP src and dest port = 4189.
+ * To use a specific dest or src port, set them other than 0 in the
+ * pcep_configuration. If src_ip is not set, INADDR_ANY will be used. */
+pcep_session *connect_pce(pcep_configuration *config, struct in_addr *pce_ip);
+pcep_session *connect_pce_ipv6(pcep_configuration *config,
+			       struct in6_addr *pce_ip);
+void disconnect_pce(pcep_session *session);
+void send_message(pcep_session *session, struct pcep_message *msg,
+		  bool free_after_send);
+
+void dump_pcep_session_counters(pcep_session *session);
+void reset_pcep_session_counters(pcep_session *session);
+
+/*
+ * Event Queue functions
+ */
+
+/* Returns true if the queue is empty, false otherwise */
+bool event_queue_is_empty(void);
+
+/* Return the number of events on the queue, 0 if empty */
+uint32_t event_queue_num_events_available(void);
+
+/* Return the next event on the queue, NULL if empty */
+struct pcep_event *event_queue_get_event(void);
+
+/* Free the PCEP Event resources, including the PCEP message */
+void destroy_pcep_event(struct pcep_event *event);
+
+const char *get_event_type_str(int event_type);
+
+
+#endif /* PCEPPCC_INCLUDE_PCEPPCCAPI_H_ */