Fix type free memleak
[babeltrace.git] / types / integer.c
CommitLineData
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1/*
2 * BabelTrace - Integer Type Converter
3 *
4 * Copyright (c) 2010 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21#include <babeltrace/compiler.h>
698f0fe4 22#include <babeltrace/align.h>
448d3cc7 23#include <babeltrace/types.h>
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24#include <stdint.h>
25
698f0fe4 26size_t integer_copy(unsigned char *dest, const struct format *fdest,
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27 const unsigned char *src, const struct format *fsrc,
28 const struct type_class *type_class)
29{
30 struct type_class_integer *int_class =
31 container_of(type_class, struct type_class_integer, p);
32
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33 if (fsrc->p.alignment)
34 src = PTR_ALIGN(src, fsrc->p.alignment / CHAR_BIT);
35 if (fdest->p.alignment)
36 dest = PTR_ALIGN(dest, fdest->p.alignment / CHAR_BIT);
37
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38 if (!int_class->signedness) {
39 uint64_t v;
40
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41 v = fsrc->uint_read(src, int_class->len, int_class->byte_order);
42 return fdest->uint_write(dest, int_class->len, int_class->byte_order, v);
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43 } else {
44 int64_t v;
45
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46 v = fsrc->int_read(src, int_class->len, int_class->byte_order);
47 return fdest->int_write(dest, int_class->len, int_class->byte_order, v);
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48 }
49}
698f0fe4 50
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51void integer_type_free(struct type_class_integer *int_class)
52{
53 g_free(int_class);
54}
55
56static void _integer_type_free(struct type_class *type_class)
57{
58 struct type_class_integer *int_class =
59 container_of(type_class, struct type_class_integer, p);
60 integer_type_free(int_class);
61}
62
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63struct type_class_integer *integer_type_new(const char *name,
64 size_t start_offset,
65 size_t len, int byte_order,
66 int signedness,
67 size_t alignment)
698f0fe4 68{
0a46062b 69 struct type_class_integer *int_class;
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70 int ret;
71
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72 int_class = g_new(struct type_class_integer, 1);
73 int_class->p.name = g_quark_from_string(name);
74 int_class->p.alignment = alignment;
75 int_class->p.copy = integer_copy;
90b676d7 76 int_class->p.free = _integer_type_free;
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77 int_class->len = len;
78 int_class->byte_order = byte_order;
79 int_class->signedness = signedness;
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80 if (int_class->p.name) {
81 ret = ctf_register_type(&int_class.p);
82 if (ret) {
83 g_free(int_class);
84 return NULL;
85 }
86 }
87 return int_class;
698f0fe4 88}
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