counter-config.h should be private

[lttng-ust.git] / libcounter / counter-config.h

diff --git a/libcounter/counter-config.h b/libcounter/counter-config.h
new file mode 100644 (file)
index 0000000..f81fbfd
--- /dev/null
+++ b/libcounter/counter-config.h
@@ -0,0 +1,39 @@
+/*
+ * SPDX-License-Identifier: MIT
+ *
+ * Copyright (C) 2020 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ *
+ * LTTng Counters Configuration
+ */
+
+#ifndef _LTTNG_COUNTER_CONFIG_H
+#define _LTTNG_COUNTER_CONFIG_H
+
+#include <stdint.h>
+
+enum lib_counter_config_alloc {
+       COUNTER_ALLOC_PER_CPU = (1 << 0),
+       COUNTER_ALLOC_GLOBAL  = (1 << 1),
+};
+
+enum lib_counter_config_sync {
+       COUNTER_SYNC_PER_CPU,
+       COUNTER_SYNC_GLOBAL,
+};
+
+struct lib_counter_config {
+       uint32_t alloc; /* enum lib_counter_config_alloc flags */
+       enum lib_counter_config_sync sync;
+       enum {
+               COUNTER_ARITHMETIC_MODULAR,
+               COUNTER_ARITHMETIC_SATURATE,    /* TODO */
+       } arithmetic;
+       enum {
+               COUNTER_SIZE_8_BIT      = 1,
+               COUNTER_SIZE_16_BIT     = 2,
+               COUNTER_SIZE_32_BIT     = 4,
+               COUNTER_SIZE_64_BIT     = 8,
+       } counter_size;
+};
+
+#endif /* _LTTNG_COUNTER_CONFIG_H */