CTF: Add support for event headers using variants

[babeltrace.git] / include / babeltrace / types.h

diff --git a/include/babeltrace/types.h b/include/babeltrace/types.h
index da9ca5c5faeabef771f70fcadf5e57599ffc209a..cd31a9efef253333d7be1bd3de5ad8318a1f1c9d 100644 (file)
--- a/include/babeltrace/types.h
+++ b/include/babeltrace/types.h
@@ -105,6 +105,7 @@ struct definition {
        GQuark name;            /* Field name in its container (or 0 if unset) */
        int ref;                /* number of references to the definition */
        GQuark path;
+       struct definition_scope *scope;
 };
 
 typedef int (*rw_dispatch)(struct stream_pos *pos,
@@ -175,7 +176,6 @@ struct definition_float {
        struct definition_integer *sign;
        struct definition_integer *mantissa;
        struct definition_integer *exp;
-       struct definition_scope *scope;
        /* Last values read */
        long double value;
 };
@@ -228,7 +228,6 @@ struct definition_enum {
        struct definition p;
        struct definition_integer *integer;
        struct declaration_enum *declaration;
-       struct definition_scope *scope;
        /* Last GQuark values read. Keeping a reference on the GQuark array. */
        GArray *value;
 };
@@ -260,7 +259,6 @@ struct declaration_struct {
 struct definition_struct {
        struct definition p;
        struct declaration_struct *declaration;
-       struct definition_scope *scope;
        GPtrArray *fields;              /* Array of pointers to struct definition */
 };
 
@@ -281,7 +279,6 @@ struct declaration_variant {
 struct definition_variant {
        struct definition p;
        struct declaration_variant *declaration;
-       struct definition_scope *scope;
        struct definition *enum_tag;
        GPtrArray *fields;              /* Array of pointers to struct definition */
        struct definition *current_field;       /* Last field read */
@@ -297,7 +294,6 @@ struct declaration_array {
 struct definition_array {
        struct definition p;
        struct declaration_array *declaration;
-       struct definition_scope *scope;
        GPtrArray *elems;               /* Array of pointers to struct definition */
        GString *string;                /* String for encoded integer children */
 };
@@ -312,7 +308,6 @@ struct declaration_sequence {
 struct definition_sequence {
        struct definition p;
        struct declaration_sequence *declaration;
-       struct definition_scope *scope;
        struct definition_integer *length;
        GPtrArray *elems;               /* Array of pointers to struct definition */
        GString *string;                /* String for encoded integer children */
@@ -357,9 +352,9 @@ void free_declaration_scope(struct declaration_scope *scope);
  * definition scopes.
  */
 struct definition *
-       lookup_definition(GArray *cur_path,     /* array of GQuark */
-                         GArray *lookup_path,  /* array of GQuark */
-                         struct definition_scope *scope);
+       lookup_path_definition(GArray *cur_path,        /* array of GQuark */
+                              GArray *lookup_path,     /* array of GQuark */
+                              struct definition_scope *scope);
 int register_field_definition(GQuark field_name,
                              struct definition *definition,
                              struct definition_scope *scope);
@@ -514,4 +509,16 @@ int sequence_rw(struct stream_pos *pos, struct definition *definition);
  */
 void append_scope_path(const char *path, GArray *q);
 
+/*
+ * Lookup helpers.
+ */
+struct definition_integer *lookup_integer(struct definition *definition,
+                                         const char *field_name,
+                                         int signedness);
+struct definition_enum *lookup_enum(struct definition *definition,
+                                   const char *field_name,
+                                   int signedness);
+struct definition *lookup_variant(struct definition *definition,
+                                 const char *field_name);
+
 #endif /* _BABELTRACE_TYPES_H */