Add time namespace context

[lttng-modules.git] / include / lttng / events.h

diff --git a/include/lttng/events.h b/include/lttng/events.h
index f010ff7698ba707114497991146b56fe7c6cc9f6..605a48a5d3bdd16c7023678797ddefa0ae48b77f 100644 (file)
--- a/include/lttng/events.h
+++ b/include/lttng/events.h
@@ -683,11 +683,15 @@ extern struct lttng_ctx *lttng_static_ctx;
 int lttng_context_init(void);
 void lttng_context_exit(void);
 struct lttng_ctx_field *lttng_append_context(struct lttng_ctx **ctx);
+ssize_t lttng_append_context_index(struct lttng_ctx **ctx_p);
+struct lttng_ctx_field *lttng_get_context_field_from_index(struct lttng_ctx *ctx,
+               size_t index);
 void lttng_context_update(struct lttng_ctx *ctx);
 int lttng_find_context(struct lttng_ctx *ctx, const char *name);
 int lttng_get_context_index(struct lttng_ctx *ctx, const char *name);
 void lttng_remove_context_field(struct lttng_ctx **ctx,
                                struct lttng_ctx_field *field);
+void lttng_remove_context_field_index(struct lttng_ctx **ctx_p, size_t index);
 void lttng_destroy_context(struct lttng_ctx *ctx);
 int lttng_add_pid_to_ctx(struct lttng_ctx **ctx);
 int lttng_add_cpu_id_to_ctx(struct lttng_ctx **ctx);
@@ -801,6 +805,17 @@ int lttng_add_uts_ns_to_ctx(struct lttng_ctx **ctx)
 }
 #endif
 
+#if defined(CONFIG_TIME_NS) && \
+       (LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0))
+int lttng_add_time_ns_to_ctx(struct lttng_ctx **ctx);
+#else
+static inline
+int lttng_add_time_ns_to_ctx(struct lttng_ctx **ctx)
+{
+       return -ENOSYS;
+}
+#endif
+
 int lttng_add_uid_to_ctx(struct lttng_ctx **ctx);
 int lttng_add_euid_to_ctx(struct lttng_ctx **ctx);
 int lttng_add_suid_to_ctx(struct lttng_ctx **ctx);