Implement dynamic types, and application context provider support

[lttng-ust.git] / include / lttng / ust-ctl.h

diff --git a/include/lttng/ust-ctl.h b/include/lttng/ust-ctl.h
index 7a5f969eecd4ebd0fe50a0715e5d5e273dbbcbaf..916eb28049fd35df0e49ad045d5a2b5bfd00cd7f 100644 (file)
--- a/include/lttng/ust-ctl.h
+++ b/include/lttng/ust-ctl.h
@@ -273,6 +273,8 @@ enum ustctl_abstract_types {
        ustctl_atype_sequence,
        ustctl_atype_string,
        ustctl_atype_float,
+       ustctl_atype_variant,
+       ustctl_atype_struct,
        NR_USTCTL_ABSTRACT_TYPES,
 };
 
@@ -345,6 +347,15 @@ struct ustctl_type {
                        struct ustctl_basic_type length_type;
                        struct ustctl_basic_type elem_type;
                } sequence;
+               struct {
+                       uint32_t nr_choices;
+                       char tag_name[LTTNG_UST_SYM_NAME_LEN];
+                       /* Followed by nr_choices struct ustctl_field. */
+               } variant;
+               struct {
+                       uint32_t nr_fields;
+                       /* Followed by nr_fields struct ustctl_field. */
+               } _struct;
                char padding[USTCTL_UST_TYPE_PADDING];
        } u;
 } LTTNG_PACKED;