bin: compile lttng-sessiond as C++

[lttng-tools.git] / include / lttng / condition / buffer-usage-internal.h

diff --git a/include/lttng/condition/buffer-usage-internal.h b/include/lttng/condition/buffer-usage-internal.h
index 8ddce350576ff5a5bf536d2e533f3d48a6032a10..6ea19e065f7e3fec613e60f4ce7f38fd1ebfdedb 100644 (file)
--- a/include/lttng/condition/buffer-usage-internal.h
+++ b/include/lttng/condition/buffer-usage-internal.h
@@ -15,6 +15,10 @@
 #include "common/buffer-view.h"
 #include <common/macros.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 struct lttng_condition_buffer_usage {
        struct lttng_condition parent;
        struct {
@@ -35,13 +39,8 @@ struct lttng_condition_buffer_usage {
 
 struct lttng_condition_buffer_usage_comm {
        uint8_t threshold_set_in_bytes;
-       /*
-        * Expressed in bytes if "threshold_set_in_bytes" is not 0.
-        * Otherwise, it is expressed a ratio in the interval [0.0, 1.0]
-        * that is mapped to the range on a 32-bit unsigned integer.
-        * The ratio is obtained by (threshold / UINT32_MAX).
-        */
-       uint32_t threshold;
+       uint64_t threshold_bytes;
+       double threshold_ratio;
        /* Both lengths include the trailing \0. */
        uint32_t session_name_len;
        uint32_t channel_name_len;
@@ -62,29 +61,28 @@ struct lttng_evaluation_buffer_usage_comm {
        uint64_t buffer_capacity;
 } LTTNG_PACKED;
 
-LTTNG_HIDDEN
 struct lttng_evaluation *lttng_evaluation_buffer_usage_create(
                enum lttng_condition_type type, uint64_t use,
                uint64_t capacity);
 
-LTTNG_HIDDEN
 ssize_t lttng_condition_buffer_usage_low_create_from_payload(
                struct lttng_payload_view *view,
                struct lttng_condition **condition);
 
-LTTNG_HIDDEN
 ssize_t lttng_condition_buffer_usage_high_create_from_payload(
                struct lttng_payload_view *view,
                struct lttng_condition **condition);
 
-LTTNG_HIDDEN
 ssize_t lttng_evaluation_buffer_usage_low_create_from_payload(
                struct lttng_payload_view *view,
                struct lttng_evaluation **evaluation);
 
-LTTNG_HIDDEN
 ssize_t lttng_evaluation_buffer_usage_high_create_from_payload(
                struct lttng_payload_view *view,
                struct lttng_evaluation **evaluation);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* LTTNG_CONDITION_BUFFER_USAGE_INTERNAL_H */