*
* BabelTrace - Sequence 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/types.h>
+#include <babeltrace/format.h>
+
+#ifndef max
+#define max(a, b) ((a) < (b) ? (b) : (a))
+#endif
+
+static
+struct type *_sequence_type_new(struct type_class *type_class,
+ struct declaration_scope *parent_scope);
+static
+void _sequence_type_free(struct type *type);
void sequence_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 *type)
{
- struct type_class_sequence *sequence_class =
- container_of(type_class, struct type_class_sequence, p);
- unsigned int i;
- size_t len;
+ struct type_sequence *sequence =
+ container_of(type, struct type_sequence, p);
+ struct type_class_sequence *sequence_class = sequence->_class;
+ uint64_t i;
- fsrc->sequence_begin(src, sequence_class);
- fdest->sequence_begin(dest, sequence_class);
+ fsrc->sequence_begin(src, sequence);
+ fdest->sequence_begin(dest, sequence);
- len = fsrc->uint_read(src, sequence_class->len_class);
- fdest->uint_write(dest, sequence_class->len_class, len);
+ sequence->len->p._class->copy(dest, fdest, src, fsrc,
+ &sequence->len->p);
- for (i = 0; i < len; i++) {
- struct type_class *elem_class = sequence_class->elem;
- elem_class->copy(dest, fdest, src, fsrc, &elem_class->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);
}
- fsrc->sequence_end(src, sequence_class);
- fdest->sequence_end(dest, sequence_class);
-}
-
-void sequence_type_free(struct type_class_sequence *sequence_class)
-{
- sequence_class->elem->free(&sequence_class->elem->p);
- g_free(sequence_class);
+ fsrc->sequence_end(src, sequence);
+ fdest->sequence_end(dest, sequence);
}
-static void _sequence_type_free(struct type_class *type_class)
+static
+void _sequence_type_class_free(struct type_class *type_class)
{
- struct type_class_struct *sequence_class =
+ struct type_class_sequence *sequence_class =
container_of(type_class, struct type_class_sequence, p);
- sequence_type_free(sequence_class);
+
+ type_class_unref(&sequence_class->len_class->p);
+ type_class_unref(sequence_class->elem);
+ g_free(sequence_class);
}
struct type_class_sequence *
-sequence_type_new(const char *name, struct type_class_integer *len_class,
- struct type_class *elem)
+sequence_type_class_new(const char *name, struct type_class_integer *len_class,
+ struct type_class *elem)
{
struct type_class_sequence *sequence_class;
+ struct type_class *type_class;
int ret;
sequence_class = g_new(struct type_class_sequence, 1);
- type_class = &float_class->p;
-
+ type_class = &sequence_class->p;
assert(!len_class->signedness);
-
- sequence_class->len = len;
+ 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->p.alignment);
+ elem->alignment);
type_class->copy = sequence_copy;
- type_class->free = _sequence_type_free;
+ 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 = ctf_register_type(type_class);
+ ret = register_type(type_class);
if (ret)
goto error_register;
}
return sequence_class;
error_register:
- len_class->p.free(&len_class->p);
- sequence_class->elem->free(&sequence_class->elem->p);
+ type_class_unref(&len_class->p);
+ type_class_unref(elem);
g_free(sequence_class);
return NULL;
}
+
+static
+struct type *_sequence_type_new(struct type_class *type_class,
+ struct declaration_scope *parent_scope)
+{
+ 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;
+ 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);
+ return &sequence->p;
+}
+
+static
+void _sequence_type_free(struct type *type)
+{
+ 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);
+ g_free(sequence);
+}