/*
- * BabelTrace - Float Type Converter
+ * float.c
*
- * Copyright (c) 2010 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * BabelTrace - Float Type Converter
*
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
+ * Copyright 2010, 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
*
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
*/
#include <babeltrace/compiler.h>
-#include <babeltrace/types.h>
+#include <babeltrace/format.h>
+
+static
+struct declaration *_float_declaration_new(struct type *type,
+ struct declaration_scope *parent_scope);
+static
+void _float_declaration_free(struct declaration *declaration);
-void float_copy(struct stream_pos *dest, const struct format *fdest,
- struct stream_pos *src, const struct format *fsrc,
- const struct type_class *type_class)
+void float_copy(struct stream_pos *destp,
+ const struct format *fdest,
+ struct stream_pos *srcp,
+ const struct format *fsrc,
+ struct declaration *declaration)
{
- struct type_class_float *float_class =
- container_of(type_class, struct type_class_float, p);
+ struct declaration_float *_float =
+ container_of(declaration, struct declaration_float, p);
+ struct type_float *float_type = _float->type;
if (fsrc->float_copy == fdest->float_copy) {
- fsrc->float_copy(dest, src, float_class);
+ fsrc->float_copy(destp, srcp, float_type);
} else {
double v;
- v = fsrc->double_read(src, float_class);
- fdest->double_write(dest, float_class, v);
+ v = fsrc->double_read(srcp, float_type);
+ fdest->double_write(destp, float_type, v);
}
}
-void float_type_free(struct type_class_float *float_class)
+static
+void _float_type_free(struct type *type)
{
- g_free(float_class);
-}
+ struct type_float *float_type =
+ container_of(type, struct type_float, p);
-static void _float_type_free(struct type_class *type_class)
-{
- struct type_class_float *float_class =
- container_of(type_class, struct type_class_float, p);
- float_type_free(float_class);
+ type_unref(&float_type->exp->p);
+ type_unref(&float_type->mantissa->p);
+ type_unref(&float_type->sign->p);
+ g_free(float_type);
}
-struct type_class_float *float_type_new(const char *name,
- size_t mantissa_len,
- size_t exp_len, int byte_order,
- size_t alignment)
+struct type_float *
+ float_type_new(const char *name, size_t mantissa_len,
+ size_t exp_len, int byte_order, size_t alignment)
{
- struct type_class_float *float_class;
- struct type_class_bitfield *bitfield_class;
- struct type_class_integer *int_class;
- struct type_class *type_class;
- int ret;
+ struct type_float *float_type;
+ struct type *type;
- float_class = g_new(struct type_class_float, 1);
- type_class = &float_class->p;
+ float_type = g_new(struct type_float, 1);
+ type = &float_type->p;
+ type->name = g_quark_from_string(name);
+ type->alignment = alignment;
+ type->copy = float_copy;
+ type->type_free = _float_type_free;
+ type->declaration_new = _float_declaration_new;
+ type->declaration_free = _float_declaration_free;
+ type->ref = 1;
+ float_type->byte_order = byte_order;
- type_class->name = g_quark_from_string(name);
- type_class->alignment = alignment;
- type_class->copy = float_copy;
- type_class->free = _float_type_free;
- float_class->byte_order = byte_order;
+ float_type->sign = integer_type_new(NULL, 1,
+ byte_order, false, 1);
+ float_type->mantissa = integer_type_new(NULL, mantissa_len - 1,
+ byte_order, false, 1);
+ float_type->exp = integer_type_new(NULL, exp_len,
+ byte_order, true, 1);
+ return float_type;
+}
- float_class->sign = bitfield_type_new(NULL, 1,
- byte_order, false, 1);
- if (!float_class->mantissa)
- goto error_sign;
- float_class->mantissa = bitfield_type_new(NULL, mantissa_len - 1,
- byte_order, false, 1);
- if (!float_class->mantissa)
- goto error_mantissa;
- float_class->exp = bitfield_type_new(NULL, exp_len,
- byte_order, true, 1);
- if (!float_class->exp)
- goto error_exp;
+static
+struct declaration *
+ _float_declaration_new(struct type *type,
+ struct declaration_scope *parent_scope)
+{
+ struct type_float *float_type =
+ container_of(type, struct type_float, p);
+ struct declaration_float *_float;
- if (float_class->p.name) {
- ret = ctf_register_type(&float_class->p);
- if (ret)
- goto error_register;
- }
- return float_class;
+ _float = g_new(struct declaration_float, 1);
+ type_ref(&float_type->p);
+ _float->p.type= type;
+ _float->type= float_type;
+ _float->p.ref = 1;
+ _float->value = 0.0;
+ return &_float->p;
+}
+
+static
+void _float_declaration_free(struct declaration *declaration)
+{
+ struct declaration_float *_float =
+ container_of(declaration, struct declaration_float, p);
-error_register:
- bitfield_type_free(float_class->exp);
-error_exp:
- bitfield_type_free(float_class->mantissa);
-error_mantissa:
- bitfield_type_free(float_class->sign);
-error_sign:
- g_free(float_class);
- return NULL;
+ type_unref(_float->p.type);
+ g_free(_float);
}