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>
24 #include <babeltrace/types.h>
28 struct definition
*_integer_definition_new(struct declaration
*declaration
,
29 struct definition_scope
*parent_scope
,
30 GQuark field_name
, int index
,
31 const char *root_name
);
33 void _integer_definition_free(struct definition
*definition
);
36 void _integer_declaration_free(struct declaration
*declaration
)
38 struct declaration_integer
*integer_declaration
=
39 container_of(declaration
, struct declaration_integer
, p
);
40 g_free(integer_declaration
);
43 struct declaration_integer
*
44 integer_declaration_new(size_t len
, int byte_order
,
45 int signedness
, size_t alignment
, int base
,
46 enum ctf_string_encoding encoding
,
47 struct ctf_clock
*clock
)
49 struct declaration_integer
*integer_declaration
;
51 integer_declaration
= g_new(struct declaration_integer
, 1);
52 integer_declaration
->p
.id
= CTF_TYPE_INTEGER
;
53 integer_declaration
->p
.alignment
= alignment
;
54 integer_declaration
->p
.declaration_free
= _integer_declaration_free
;
55 integer_declaration
->p
.definition_free
= _integer_definition_free
;
56 integer_declaration
->p
.definition_new
= _integer_definition_new
;
57 integer_declaration
->p
.ref
= 1;
58 integer_declaration
->len
= len
;
59 integer_declaration
->byte_order
= byte_order
;
60 integer_declaration
->signedness
= signedness
;
61 integer_declaration
->base
= base
;
62 integer_declaration
->encoding
= encoding
;
63 integer_declaration
->clock
= clock
;
64 return integer_declaration
;
69 _integer_definition_new(struct declaration
*declaration
,
70 struct definition_scope
*parent_scope
,
71 GQuark field_name
, int index
,
72 const char *root_name
)
74 struct declaration_integer
*integer_declaration
=
75 container_of(declaration
, struct declaration_integer
, p
);
76 struct definition_integer
*integer
;
79 integer
= g_new(struct definition_integer
, 1);
80 declaration_ref(&integer_declaration
->p
);
81 integer
->p
.declaration
= declaration
;
82 integer
->declaration
= integer_declaration
;
85 * Use INT_MAX order to ensure that all fields of the parent
86 * scope are seen as being prior to this scope.
88 integer
->p
.index
= root_name
? INT_MAX
: index
;
89 integer
->p
.name
= field_name
;
90 integer
->p
.path
= new_definition_path(parent_scope
, field_name
,
92 integer
->p
.scope
= NULL
;
93 integer
->value
._unsigned
= 0;
94 ret
= register_field_definition(field_name
, &integer
->p
,
101 void _integer_definition_free(struct definition
*definition
)
103 struct definition_integer
*integer
=
104 container_of(definition
, struct definition_integer
, p
);
106 declaration_unref(integer
->p
.declaration
);
110 enum ctf_string_encoding
get_int_encoding(const struct definition
*field
)
112 struct definition_integer
*integer_definition
;
113 const struct declaration_integer
*integer_declaration
;
115 integer_definition
= container_of(field
, struct definition_integer
, p
);
116 integer_declaration
= integer_definition
->declaration
;
118 return integer_declaration
->encoding
;
121 int get_int_base(const struct definition
*field
)
123 struct definition_integer
*integer_definition
;
124 const struct declaration_integer
*integer_declaration
;
126 integer_definition
= container_of(field
, struct definition_integer
, p
);
127 integer_declaration
= integer_definition
->declaration
;
129 return integer_declaration
->base
;
132 size_t get_int_len(const struct definition
*field
)
134 struct definition_integer
*integer_definition
;
135 const struct declaration_integer
*integer_declaration
;
137 integer_definition
= container_of(field
, struct definition_integer
, p
);
138 integer_declaration
= integer_definition
->declaration
;
140 return integer_declaration
->len
;
143 int get_int_byte_order(const struct definition
*field
)
145 struct definition_integer
*integer_definition
;
146 const struct declaration_integer
*integer_declaration
;
148 integer_definition
= container_of(field
, struct definition_integer
, p
);
149 integer_declaration
= integer_definition
->declaration
;
151 return integer_declaration
->byte_order
;
154 int get_int_signedness(const struct definition
*field
)
156 struct definition_integer
*integer_definition
;
157 const struct declaration_integer
*integer_declaration
;
159 integer_definition
= container_of(field
, struct definition_integer
, p
);
160 integer_declaration
= integer_definition
->declaration
;
162 return integer_declaration
->signedness
;
165 uint64_t get_unsigned_int(const struct definition
*field
)
167 struct definition_integer
*integer_definition
;
168 const struct declaration_integer
*integer_declaration
;
170 integer_definition
= container_of(field
, struct definition_integer
, p
);
171 integer_declaration
= integer_definition
->declaration
;
173 if (!integer_declaration
->signedness
) {
174 return integer_definition
->value
._unsigned
;
176 fprintf(stderr
, "[warning] Extracting unsigned value from a signed int (%s)\n",
177 g_quark_to_string(field
->name
));
178 return (uint64_t)integer_definition
->value
._signed
;
181 int64_t get_signed_int(const struct definition
*field
)
183 struct definition_integer
*integer_definition
;
184 const struct declaration_integer
*integer_declaration
;
186 integer_definition
= container_of(field
, struct definition_integer
, p
);
187 integer_declaration
= integer_definition
->declaration
;
189 if (integer_declaration
->signedness
) {
190 return integer_definition
->value
._signed
;
192 fprintf(stderr
, "[warning] Extracting signed value from an unsigned int (%s)\n",
193 g_quark_to_string(field
->name
));
194 return (int64_t)integer_definition
->value
._unsigned
;