Dynamic definition scope hierarchy
[babeltrace.git] / types / sequence.c
index 8f3fed9aff924105dee3220b67475f6a832dcc08..2f6a7f189910e517409a0836254d82aa58bb5d19 100644 (file)
 #endif
 
 static
-struct type *_sequence_type_new(struct type_class *type_class,
-                               struct declaration_scope *parent_scope);
+struct definition *_sequence_definition_new(struct declaration *declaration,
+                                       struct definition_scope *parent_scope,
+                                       GQuark field_name, int index);
 static
-void _sequence_type_free(struct type *type);
+void _sequence_definition_free(struct definition *definition);
 
 void sequence_copy(struct stream_pos *dest, const struct format *fdest, 
                   struct stream_pos *src, const struct format *fsrc,
-                  struct type *type)
+                  struct definition *definition)
 {
-       struct type_sequence *sequence =
-               container_of(type, struct type_sequence, p);
-       struct type_class_sequence *sequence_class = sequence->_class;
+       struct definition_sequence *sequence =
+               container_of(definition, struct definition_sequence, p);
+       struct declaration_sequence *sequence_declaration = sequence->declaration;
        uint64_t i;
 
-       fsrc->sequence_begin(src, sequence);
-       fdest->sequence_begin(dest, sequence);
+       fsrc->sequence_begin(src, sequence_declaration);
+       fdest->sequence_begin(dest, sequence_declaration);
 
-       sequence->len->p._class->copy(dest, fdest, src, fsrc,
-                                     &sequence->len->p);
+       sequence->len->p.declaration->copy(dest, fdest, src, fsrc,
+                                   &sequence->len->p);
 
        for (i = 0; i < sequence->len->value._unsigned; i++) {
-               struct type *elem_type = sequence->current_element.type;
-               elem_type->p._class->copy(dest, fdest, src, fsrc, elem_type);
+               struct definition *elem =
+                       sequence->current_element.definition;
+               elem->declaration->copy(dest, fdest, src, fsrc, elem);
        }
-       fsrc->sequence_end(src, sequence);
-       fdest->sequence_end(dest, sequence);
+       fsrc->sequence_end(src, sequence_declaration);
+       fdest->sequence_end(dest, sequence_declaration);
 }
 
 static
-void _sequence_type_class_free(struct type_class *type_class)
+void _sequence_declaration_free(struct declaration *declaration)
 {
-       struct type_class_sequence *sequence_class =
-               container_of(type_class, struct type_class_sequence, p);
+       struct declaration_sequence *sequence_declaration =
+               container_of(declaration, struct declaration_sequence, p);
 
-       type_class_unref(&sequence_class->len_class->p);
-       type_class_unref(sequence_class->elem);
-       g_free(sequence_class);
+       free_declaration_scope(sequence_declaration->scope);
+       declaration_unref(&sequence_declaration->len_declaration->p);
+       declaration_unref(sequence_declaration->elem);
+       g_free(sequence_declaration);
 }
 
-struct type_class_sequence *
-sequence_type_class_new(const char *name, struct type_class_integer *len_class,
-                       struct type_class *elem)
+struct declaration_sequence *
+       sequence_declaration_new(const char *name, struct declaration_integer *len_declaration,
+                         struct declaration *elem_declaration,
+                         struct declaration_scope *parent_scope)
 {
-       struct type_class_sequence *sequence_class;
-       struct type_class *type_class;
-       int ret;
-
-       sequence_class = g_new(struct type_class_sequence, 1);
-       type_class = &sequence_class->p;
-       assert(!len_class->signedness);
-       type_ref(&len_class->p);
-       sequence_class->len_class = len_class;
-       type_ref(elem);
-       sequence_class->elem = elem;
-       type_class->name = g_quark_from_string(name);
-       type_class->alignment = max(len_class->p.alignment,
-                                   elem->alignment);
-       type_class->copy = sequence_copy;
-       type_class->class_free = _sequence_type_class_free;
-       type_class->type_new = _sequence_type_new;
-       type_class->type_free = _sequence_type_free;
-       type_class->ref = 1;
-
-       if (type_class->name) {
-               ret = register_type(type_class);
-               if (ret)
-                       goto error_register;
-       }
-       return sequence_class;
-
-error_register:
-       type_class_unref(&len_class->p);
-       type_class_unref(elem);
-       g_free(sequence_class);
-       return NULL;
+       struct declaration_sequence *sequence_declaration;
+       struct declaration *declaration;
+
+       sequence_declaration = g_new(struct declaration_sequence, 1);
+       declaration = &sequence_declaration->p;
+       assert(!len_declaration->signedness);
+       declaration_ref(&len_declaration->p);
+       sequence_declaration->len_declaration = len_declaration;
+       declaration_ref(elem_declaration);
+       sequence_declaration->elem = elem_declaration;
+       sequence_declaration->scope = new_declaration_scope(parent_scope);
+       declaration->id = CTF_TYPE_SEQUENCE;
+       declaration->name = g_quark_from_string(name);
+       declaration->alignment = max(len_declaration->p.alignment, elem_declaration->alignment);
+       declaration->copy = sequence_copy;
+       declaration->declaration_free = _sequence_declaration_free;
+       declaration->definition_new = _sequence_definition_new;
+       declaration->definition_free = _sequence_definition_free;
+       declaration->ref = 1;
+       return sequence_declaration;
 }
 
 static
-struct type *_sequence_type_new(struct type_class *type_class,
-                               struct declaration_scope *parent_scope)
+struct definition *_sequence_definition_new(struct declaration *declaration,
+                               struct definition_scope *parent_scope,
+                               GQuark field_name, int index)
 {
-       struct type_class_sequence *sequence_class =
-               container_of(type_class, struct type_class_sequence, p);
-       struct type_sequence *sequence;
-
-       sequence = g_new(struct type_sequence, 1);
-       type_class_ref(&sequence_class->p);
-       sequence->p._class = sequence_class;
+       struct declaration_sequence *sequence_declaration =
+               container_of(declaration, struct declaration_sequence, p);
+       struct definition_sequence *sequence;
+       struct definition *len_parent;
+
+       sequence = g_new(struct definition_sequence, 1);
+       declaration_ref(&sequence_declaration->p);
+       sequence->p.declaration = declaration;
+       sequence->declaration = sequence_declaration;
        sequence->p.ref = 1;
-       sequence->scope = new_declaration_scope(parent_scope);
-       sequence->len.type =
-               sequence_class->len_class.p->type_new(&sequence_class->len_class.p,
-                                                     parent_scope);
-       sequence->current_element.type =
-               sequence_class->elem.p->type_new(&sequence_class->elem.p,
-                                                parent_scope);
+       sequence->p.index = index;
+       sequence->scope = new_definition_scope(parent_scope, field_name);
+       len_parent = sequence_declaration->len_declaration->p.definition_new(&sequence_declaration->len_declaration->p,
+                               parent_scope,
+                               g_quark_from_static_string("length"), 0);
+       sequence->len =
+               container_of(len_parent, struct definition_integer, p);
+       sequence->current_element.definition =
+               sequence_declaration->elem->definition_new(sequence_declaration->elem,
+                               parent_scope,
+                               g_quark_from_static_string("[]"), 1);
        return &sequence->p;
 }
 
 static
-void _sequence_type_free(struct type *type)
+void _sequence_definition_free(struct definition *definition)
 {
-       struct type_sequence *sequence =
-               container_of(type, struct type_sequence, p);
-       struct type *len_type = sequence->len.type;
-       struct type *elem_type = sequence->current_element.type;
-
-       len_type->p._class->type_free(len_type);
-       elem_type->p._class->type_free(elem_type);
-       free_declaration_scope(sequence->scope);
-       type_class_unref(sequence->p._class);
+       struct definition_sequence *sequence =
+               container_of(definition, struct definition_sequence, p);
+       struct definition *len_definition = &sequence->len->p;
+       struct definition *elem_definition =
+               sequence->current_element.definition;
+
+       len_definition->declaration->definition_free(len_definition);
+       elem_definition->declaration->definition_free(elem_definition);
+       free_definition_scope(sequence->scope);
+       declaration_unref(sequence->p.declaration);
        g_free(sequence);
 }
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