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.
21 #include <babeltrace/compiler.h>
22 #include <babeltrace/align.h>
23 #include <babeltrace/format.h>
27 struct definition
*_integer_definition_new(struct declaration
*declaration
,
28 struct definition_scope
*parent_scope
,
29 GQuark field_name
, int index
,
30 const char *root_name
);
32 void _integer_definition_free(struct definition
*definition
);
35 void _integer_declaration_free(struct declaration
*declaration
)
37 struct declaration_integer
*integer_declaration
=
38 container_of(declaration
, struct declaration_integer
, p
);
39 g_free(integer_declaration
);
42 struct declaration_integer
*
43 integer_declaration_new(size_t len
, int byte_order
,
44 int signedness
, size_t alignment
, int base
,
45 enum ctf_string_encoding encoding
,
46 struct ctf_clock
*clock
)
48 struct declaration_integer
*integer_declaration
;
50 integer_declaration
= g_new(struct declaration_integer
, 1);
51 integer_declaration
->p
.id
= CTF_TYPE_INTEGER
;
52 integer_declaration
->p
.alignment
= alignment
;
53 integer_declaration
->p
.declaration_free
= _integer_declaration_free
;
54 integer_declaration
->p
.definition_free
= _integer_definition_free
;
55 integer_declaration
->p
.definition_new
= _integer_definition_new
;
56 integer_declaration
->p
.ref
= 1;
57 integer_declaration
->len
= len
;
58 integer_declaration
->byte_order
= byte_order
;
59 integer_declaration
->signedness
= signedness
;
60 integer_declaration
->base
= base
;
61 integer_declaration
->encoding
= encoding
;
62 integer_declaration
->clock
= clock
;
63 return integer_declaration
;
68 _integer_definition_new(struct declaration
*declaration
,
69 struct definition_scope
*parent_scope
,
70 GQuark field_name
, int index
,
71 const char *root_name
)
73 struct declaration_integer
*integer_declaration
=
74 container_of(declaration
, struct declaration_integer
, p
);
75 struct definition_integer
*integer
;
78 integer
= g_new(struct definition_integer
, 1);
79 declaration_ref(&integer_declaration
->p
);
80 integer
->p
.declaration
= declaration
;
81 integer
->declaration
= integer_declaration
;
84 * Use INT_MAX order to ensure that all fields of the parent
85 * scope are seen as being prior to this scope.
87 integer
->p
.index
= root_name
? INT_MAX
: index
;
88 integer
->p
.name
= field_name
;
89 integer
->p
.path
= new_definition_path(parent_scope
, field_name
,
91 integer
->p
.scope
= NULL
;
92 integer
->value
._unsigned
= 0;
93 ret
= register_field_definition(field_name
, &integer
->p
,
100 void _integer_definition_free(struct definition
*definition
)
102 struct definition_integer
*integer
=
103 container_of(definition
, struct definition_integer
, p
);
105 declaration_unref(integer
->p
.declaration
);
109 uint64_t get_unsigned_int(struct definition
*field
)
111 struct definition_integer
*integer_definition
;
112 const struct declaration_integer
*integer_declaration
;
114 integer_definition
= container_of(field
, struct definition_integer
, p
);
115 integer_declaration
= integer_definition
->declaration
;
117 if (!integer_declaration
->signedness
) {
118 return integer_definition
->value
._unsigned
;
120 fprintf(stderr
, "[warning] Extracting unsigned value in a signed int\n");
121 return (uint64_t)integer_definition
->value
._signed
;
124 int64_t get_signed_int(struct definition
*field
)
126 struct definition_integer
*integer_definition
;
127 const struct declaration_integer
*integer_declaration
;
129 integer_definition
= container_of(field
, struct definition_integer
, p
);
130 integer_declaration
= integer_definition
->declaration
;
132 if (integer_declaration
->signedness
) {
133 return integer_definition
->value
._signed
;
135 fprintf(stderr
, "[warning] Extracting signed value in an unsigned int\n");
136 return (int64_t)integer_definition
->value
._unsigned
;