4 * BabelTrace - Integer Type Converter
6 * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
8 * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
10 * Permission is hereby granted, free of charge, to any person obtaining a copy
11 * of this software and associated documentation files (the "Software"), to deal
12 * in the Software without restriction, including without limitation the rights
13 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
14 * copies of the Software, and to permit persons to whom the Software is
15 * furnished to do so, subject to the following conditions:
17 * The above copyright notice and this permission notice shall be included in
18 * all copies or substantial portions of the Software.
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
21 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
23 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
24 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
25 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
29 #include <babeltrace/compiler.h>
30 #include <babeltrace/align.h>
31 #include <babeltrace/format.h>
32 #include <babeltrace/types.h>
36 struct bt_definition
*_integer_definition_new(struct bt_declaration
*declaration
,
37 struct definition_scope
*parent_scope
,
38 GQuark field_name
, int index
,
39 const char *root_name
);
41 void _integer_definition_free(struct bt_definition
*definition
);
44 void _integer_declaration_free(struct bt_declaration
*declaration
)
46 struct declaration_integer
*integer_declaration
=
47 container_of(declaration
, struct declaration_integer
, p
);
48 g_free(integer_declaration
);
51 struct declaration_integer
*
52 bt_integer_declaration_new(size_t len
, int byte_order
,
53 int signedness
, size_t alignment
, int base
,
54 enum ctf_string_encoding encoding
,
55 struct ctf_clock
*clock
)
57 struct declaration_integer
*integer_declaration
;
59 integer_declaration
= g_new0(struct declaration_integer
, 1);
60 integer_declaration
->p
.id
= CTF_TYPE_INTEGER
;
61 integer_declaration
->p
.alignment
= alignment
;
62 integer_declaration
->p
.declaration_free
= _integer_declaration_free
;
63 integer_declaration
->p
.definition_free
= _integer_definition_free
;
64 integer_declaration
->p
.definition_new
= _integer_definition_new
;
65 integer_declaration
->p
.ref
= 1;
66 integer_declaration
->len
= len
;
67 integer_declaration
->byte_order
= byte_order
;
68 integer_declaration
->signedness
= signedness
;
69 integer_declaration
->base
= base
;
70 integer_declaration
->encoding
= encoding
;
71 integer_declaration
->clock
= clock
;
72 return integer_declaration
;
76 struct bt_definition
*
77 _integer_definition_new(struct bt_declaration
*declaration
,
78 struct definition_scope
*parent_scope
,
79 GQuark field_name
, int index
,
80 const char *root_name
)
82 struct declaration_integer
*integer_declaration
=
83 container_of(declaration
, struct declaration_integer
, p
);
84 struct definition_integer
*integer
;
87 integer
= g_new0(struct definition_integer
, 1);
88 bt_declaration_ref(&integer_declaration
->p
);
89 integer
->p
.declaration
= declaration
;
90 integer
->declaration
= integer_declaration
;
93 * Use INT_MAX order to ensure that all fields of the parent
94 * scope are seen as being prior to this scope.
96 integer
->p
.index
= root_name
? INT_MAX
: index
;
97 integer
->p
.name
= field_name
;
98 integer
->p
.path
= bt_new_definition_path(parent_scope
, field_name
,
100 integer
->p
.scope
= NULL
;
101 integer
->value
._unsigned
= 0;
102 ret
= bt_register_field_definition(field_name
, &integer
->p
,
109 void _integer_definition_free(struct bt_definition
*definition
)
111 struct definition_integer
*integer
=
112 container_of(definition
, struct definition_integer
, p
);
114 bt_declaration_unref(integer
->p
.declaration
);
118 enum ctf_string_encoding
bt_get_int_encoding(const struct bt_definition
*field
)
120 struct definition_integer
*integer_definition
;
121 const struct declaration_integer
*integer_declaration
;
123 integer_definition
= container_of(field
, struct definition_integer
, p
);
124 integer_declaration
= integer_definition
->declaration
;
126 return integer_declaration
->encoding
;
129 int bt_get_int_base(const struct bt_definition
*field
)
131 struct definition_integer
*integer_definition
;
132 const struct declaration_integer
*integer_declaration
;
134 integer_definition
= container_of(field
, struct definition_integer
, p
);
135 integer_declaration
= integer_definition
->declaration
;
137 return integer_declaration
->base
;
140 size_t bt_get_int_len(const struct bt_definition
*field
)
142 struct definition_integer
*integer_definition
;
143 const struct declaration_integer
*integer_declaration
;
145 integer_definition
= container_of(field
, struct definition_integer
, p
);
146 integer_declaration
= integer_definition
->declaration
;
148 return integer_declaration
->len
;
151 int bt_get_int_byte_order(const struct bt_definition
*field
)
153 struct definition_integer
*integer_definition
;
154 const struct declaration_integer
*integer_declaration
;
156 integer_definition
= container_of(field
, struct definition_integer
, p
);
157 integer_declaration
= integer_definition
->declaration
;
159 return integer_declaration
->byte_order
;
162 int bt_get_int_signedness(const struct bt_definition
*field
)
164 struct definition_integer
*integer_definition
;
165 const struct declaration_integer
*integer_declaration
;
167 integer_definition
= container_of(field
, struct definition_integer
, p
);
168 integer_declaration
= integer_definition
->declaration
;
170 return integer_declaration
->signedness
;
173 uint64_t bt_get_unsigned_int(const struct bt_definition
*field
)
175 struct definition_integer
*integer_definition
;
176 const struct declaration_integer
*integer_declaration
;
178 integer_definition
= container_of(field
, struct definition_integer
, p
);
179 integer_declaration
= integer_definition
->declaration
;
181 if (!integer_declaration
->signedness
) {
182 return integer_definition
->value
._unsigned
;
184 fprintf(stderr
, "[warning] Extracting unsigned value from a signed int (%s)\n",
185 g_quark_to_string(field
->name
));
186 return (uint64_t)integer_definition
->value
._signed
;
189 int64_t bt_get_signed_int(const struct bt_definition
*field
)
191 struct definition_integer
*integer_definition
;
192 const struct declaration_integer
*integer_declaration
;
194 integer_definition
= container_of(field
, struct definition_integer
, p
);
195 integer_declaration
= integer_definition
->declaration
;
197 if (integer_declaration
->signedness
) {
198 return integer_definition
->value
._signed
;
200 fprintf(stderr
, "[warning] Extracting signed value from an unsigned int (%s)\n",
201 g_quark_to_string(field
->name
));
202 return (int64_t)integer_definition
->value
._unsigned
;