1 files changed, 38 insertions, 0 deletions
diff --git a/trxcon/scheduler.h b/trxcon/scheduler.h
new file mode 100644
index 0000000..43127cc
--- /dev/null
+++ b/trxcon/scheduler.h
@@ -0,0 +1,38 @@
+#pragma once
+
+#include <stdint.h>
+#include <time.h>
+
+#include <osmocom/core/timer.h>
+#include <osmocom/gsm/gsm0502.h>
+
+enum tdma_sched_clck_state {
+	SCH_CLCK_STATE_WAIT,
+	SCH_CLCK_STATE_OK,
+};
+
+/* Forward structure declaration */
+struct trx_sched;
+
+/*! \brief One scheduler instance */
+struct trx_sched {
+	/*! \brief Clock state */
+	enum tdma_sched_clck_state state;
+	/*! \brief Local clock source */
+	struct timespec clock;
+	/*! \brief Count of processed frames */
+	uint32_t fn_counter_proc;
+	/*! \brief Local frame counter advance */
+	uint32_t fn_counter_advance;
+	/*! \brief Count of lost frames */
+	uint32_t fn_counter_lost;
+	/*! \brief Frame callback timer */
+	struct osmo_timer_list clock_timer;
+	/*! \brief Frame callback */
+	void (*clock_cb)(struct trx_sched *sched);
+	/*! \brief Private data (e.g. pointer to trx instance) */
+	void *data;
+};
+
+int sched_clck_handle(struct trx_sched *sched, uint32_t fn);
+void sched_clck_reset(struct trx_sched *sched);