Adding upstream version 9.1.upstream/9.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 80 insertions, 0 deletions

diff --git a/pceplib/pcep_timers.h b/pceplib/pcep_timers.h
new file mode 100644
index 0000000..bbd21bd
--- /dev/null
+++ b/pceplib/pcep_timers.h
@@ -0,0 +1,80 @@
+// SPDX-License-Identifier: LGPL-2.1-or-later
+/*
+ * This file is part of the PCEPlib, a PCEP protocol library.
+ *
+ * Copyright (C) 2020 Volta Networks https://voltanet.io/
+ *
+ * Author : Brady Johnson <brady@voltanet.io>
+ *
+ */
+
+
+/*
+ * Public API for pcep_timers
+ */
+
+#ifndef PCEPTIMERS_H_
+#define PCEPTIMERS_H_
+
+#include <pthread.h>
+#include <stdbool.h>
+
+#include "pcep_timer_internals.h"
+
+#define TIMER_ID_NOT_SET -1
+
+/*
+ * Initialize the timers module.
+ * The timer_expire_handler function pointer will be called each time a timer
+ * expires. Return true for successful initialization, false otherwise.
+ */
+bool initialize_timers(timer_expire_handler expire_handler);
+
+/*
+ * Initialize the timers module with an external back-end infrastructure, like
+ * FRR.
+ */
+bool initialize_timers_external_infra(
+	timer_expire_handler expire_handler, void *external_timer_infra_data,
+	ext_timer_create timer_create_func, ext_timer_cancel timer_cancel_func,
+	ext_pthread_create_callback thread_create_func);
+
+/*
+ * Teardown the timers module.
+ */
+bool teardown_timers(void);
+
+/*
+ * Create a new timer for "sleep_seconds" seconds.
+ * If the timer expires before being cancelled, the timer_expire_handler
+ * passed to initialize_timers() will be called with the pointer to "data".
+ * Returns a timer_id <= 0 that can be used to cancel_timer.
+ * Returns < 0 on error.
+ */
+int create_timer(uint16_t sleep_seconds, void *data);
+
+/*
+ * Cancel a timer created with create_timer().
+ * Returns true if the timer was found and cancelled, false otherwise.
+ */
+bool cancel_timer(int timer_id);
+
+/*
+ * Reset an previously created timer, maintaining the same timer_id.
+ * Returns true if the timer was found and reset, false otherwise.
+ */
+bool reset_timer(int timer_id);
+
+/*
+ * If an external timer infra like FRR is used, then this function
+ * will be called when the timers expire in the external infra.
+ */
+void pceplib_external_timer_expire_handler(void *data);
+
+int timer_list_node_compare(void *list_entry, void *new_entry);
+int timer_list_node_timer_id_compare(void *list_entry, void *new_entry);
+int timer_list_node_timer_ptr_compare(void *list_entry, void *new_entry);
+void free_all_timers(pcep_timers_context *timers_context);
+int get_next_timer_id(void);
+
+#endif /* PCEPTIMERS_H_ */