*
* BabelTrace - Array Type Converter
*
- * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * Copyright 2010, 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
#include <babeltrace/compiler.h>
#include <babeltrace/format.h>
+#include <inttypes.h>
-void array_copy(struct stream_pos *dest, const struct format *fdest,
- struct stream_pos *src, const struct format *fsrc,
- const struct type_class *type_class)
-{
- struct type_class_array *array_class =
- container_of(type_class, struct type_class_array, p);
- unsigned int i;
+static
+struct definition *_array_definition_new(struct declaration *declaration,
+ struct definition_scope *parent_scope,
+ GQuark field_name, int index);
+static
+void _array_definition_free(struct definition *definition);
- fsrc->array_begin(src, array_class);
- fdest->array_begin(dest, array_class);
+void array_rw(struct stream_pos *pos, struct definition *definition)
+{
+ struct definition_array *array_definition =
+ container_of(definition, struct definition_array, p);
+ const struct declaration_array *array_declaration =
+ array_definition->declaration;
+ uint64_t i;
- for (i = 0; i < array_class->len; i++) {
- struct type_class *elem_class = array_class->elem;
- elem_class->copy(dest, fdest, src, fsrc, elem_class);
+ /* No need to align, because the first field will align itself. */
+ for (i = 0; i < array_declaration->len; i++) {
+ struct definition *elem =
+ g_array_index(array_definition->elems, struct field, i).definition;
+ generic_rw(pos, elem);
}
- fsrc->array_end(src, array_class);
- fdest->array_end(dest, array_class);
}
-void array_type_free(struct type_class_array *array_class)
+static
+void _array_declaration_free(struct declaration *declaration)
{
- type_unref(array_class->elem);
- g_free(array_class);
+ struct declaration_array *array_declaration =
+ container_of(declaration, struct declaration_array, p);
+
+ free_declaration_scope(array_declaration->scope);
+ declaration_unref(array_declaration->elem);
+ g_free(array_declaration);
}
-static void _array_type_free(struct type_class *type_class)
+struct declaration_array *
+ array_declaration_new(size_t len,
+ struct declaration *elem_declaration,
+ struct declaration_scope *parent_scope)
{
- struct type_class_array *array_class =
- container_of(type_class, struct type_class_array, p);
- array_type_free(array_class);
+ struct declaration_array *array_declaration;
+ struct declaration *declaration;
+
+ array_declaration = g_new(struct declaration_array, 1);
+ declaration = &array_declaration->p;
+ array_declaration->len = len;
+ declaration_ref(elem_declaration);
+ array_declaration->elem = elem_declaration;
+ array_declaration->scope = new_declaration_scope(parent_scope);
+ declaration->id = CTF_TYPE_ARRAY;
+ /* No need to align the array, the first element will align itself */
+ declaration->alignment = 1;
+ declaration->declaration_free = _array_declaration_free;
+ declaration->definition_new = _array_definition_new;
+ declaration->definition_free = _array_definition_free;
+ declaration->ref = 1;
+ return array_declaration;
}
-struct type_class_array *array_type_new(const char *name, size_t len,
- struct type_class *elem)
+static
+struct definition *
+ _array_definition_new(struct declaration *declaration,
+ struct definition_scope *parent_scope,
+ GQuark field_name, int index)
{
- struct type_class_array *array_class;
- struct type_class *type_class;
- int ret;
+ struct declaration_array *array_declaration =
+ container_of(declaration, struct declaration_array, p);
+ struct definition_array *array;
+ uint64_t i;
- array_class = g_new(struct type_class_array, 1);
- type_class = &array_class->p;
+ array = g_new(struct definition_array, 1);
+ declaration_ref(&array_declaration->p);
+ array->p.declaration = declaration;
+ array->declaration = array_declaration;
+ array->p.ref = 1;
+ array->p.index = index;
+ array->scope = new_definition_scope(parent_scope, field_name);
+ array->elems = g_array_sized_new(FALSE, TRUE, sizeof(struct field),
+ array_declaration->len);
+ g_array_set_size(array->elems, array_declaration->len);
+ for (i = 0; i < array_declaration->len; i++) {
+ struct field *field;
+ GString *str;
+ GQuark name;
- array_class->len = len;
- type_ref(elem);
- array_class->elem = elem;
- type_class->name = g_quark_from_string(name);
- /* No need to align the array, the first element will align itself */
- type_class->alignment = 1;
- type_class->copy = array_copy;
- type_class->free = _array_type_free;
- type_class->ref = 1;
-
- if (type_class->name) {
- ret = register_type(type_class);
- if (ret)
- goto error_register;
+ str = g_string_new("");
+ g_string_printf(str, "[%" PRIu64 "]", i);
+ name = g_quark_from_string(str->str);
+ (void) g_string_free(str, TRUE);
+
+ field = &g_array_index(array->elems, struct field, i);
+ field->name = name;
+ field->definition = array_declaration->elem->definition_new(array_declaration->elem,
+ array->scope,
+ name, i);
+ }
+ return &array->p;
+}
+
+static
+void _array_definition_free(struct definition *definition)
+{
+ struct definition_array *array =
+ container_of(definition, struct definition_array, p);
+ uint64_t i;
+
+ for (i = 0; i < array->elems->len; i++) {
+ struct field *field;
+
+ field = &g_array_index(array->elems, struct field, i);
+ field->definition->declaration->definition_free(field->definition);
}
- return array_class;
+ (void) g_array_free(array->elems, TRUE);
+ free_definition_scope(array->scope);
+ declaration_unref(array->p.declaration);
+ g_free(array);
+}
-error_register:
- type_unref(array_class->elem);
- g_free(array_class);
- return NULL;
+uint64_t array_len(struct definition_array *array)
+{
+ return array->elems->len;
+}
+
+struct definition *array_index(struct definition_array *array, uint64_t i)
+{
+ if (i >= array->elems->len)
+ return NULL;
+ return g_array_index(array->elems, struct field, i).definition;
}
projects / babeltrace.git / blobdiff