4 * BabelTrace - Array Type Converter
6 * Copyright 2010, 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
19 #include <babeltrace/compiler.h>
20 #include <babeltrace/format.h>
24 struct definition
*_array_definition_new(struct declaration
*declaration
,
25 struct definition_scope
*parent_scope
,
26 GQuark field_name
, int index
);
28 void _array_definition_free(struct definition
*definition
);
30 void array_rw(struct stream_pos
*pos
, struct definition
*definition
)
32 struct definition_array
*array_definition
=
33 container_of(definition
, struct definition_array
, p
);
34 const struct declaration_array
*array_declaration
=
35 array_definition
->declaration
;
38 /* No need to align, because the first field will align itself. */
39 for (i
= 0; i
< array_declaration
->len
; i
++) {
40 struct definition
*elem
=
41 g_array_index(array_definition
->elems
, struct field
, i
).definition
;
42 generic_rw(pos
, elem
);
47 void _array_declaration_free(struct declaration
*declaration
)
49 struct declaration_array
*array_declaration
=
50 container_of(declaration
, struct declaration_array
, p
);
52 free_declaration_scope(array_declaration
->scope
);
53 declaration_unref(array_declaration
->elem
);
54 g_free(array_declaration
);
57 struct declaration_array
*
58 array_declaration_new(size_t len
,
59 struct declaration
*elem_declaration
,
60 struct declaration_scope
*parent_scope
)
62 struct declaration_array
*array_declaration
;
63 struct declaration
*declaration
;
65 array_declaration
= g_new(struct declaration_array
, 1);
66 declaration
= &array_declaration
->p
;
67 array_declaration
->len
= len
;
68 declaration_ref(elem_declaration
);
69 array_declaration
->elem
= elem_declaration
;
70 array_declaration
->scope
= new_declaration_scope(parent_scope
);
71 declaration
->id
= CTF_TYPE_ARRAY
;
72 /* No need to align the array, the first element will align itself */
73 declaration
->alignment
= 1;
74 declaration
->declaration_free
= _array_declaration_free
;
75 declaration
->definition_new
= _array_definition_new
;
76 declaration
->definition_free
= _array_definition_free
;
78 return array_declaration
;
83 _array_definition_new(struct declaration
*declaration
,
84 struct definition_scope
*parent_scope
,
85 GQuark field_name
, int index
)
87 struct declaration_array
*array_declaration
=
88 container_of(declaration
, struct declaration_array
, p
);
89 struct definition_array
*array
;
92 array
= g_new(struct definition_array
, 1);
93 declaration_ref(&array_declaration
->p
);
94 array
->p
.declaration
= declaration
;
95 array
->declaration
= array_declaration
;
97 array
->p
.index
= index
;
98 array
->scope
= new_definition_scope(parent_scope
, field_name
);
99 array
->elems
= g_array_sized_new(FALSE
, TRUE
, sizeof(struct field
),
100 array_declaration
->len
);
101 g_array_set_size(array
->elems
, array_declaration
->len
);
102 for (i
= 0; i
< array_declaration
->len
; i
++) {
107 str
= g_string_new("");
108 g_string_printf(str
, "[%" PRIu64
"]", i
);
109 name
= g_quark_from_string(str
->str
);
110 (void) g_string_free(str
, TRUE
);
112 field
= &g_array_index(array
->elems
, struct field
, i
);
114 field
->definition
= array_declaration
->elem
->definition_new(array_declaration
->elem
,
122 void _array_definition_free(struct definition
*definition
)
124 struct definition_array
*array
=
125 container_of(definition
, struct definition_array
, p
);
128 for (i
= 0; i
< array
->elems
->len
; i
++) {
131 field
= &g_array_index(array
->elems
, struct field
, i
);
132 field
->definition
->declaration
->definition_free(field
->definition
);
134 (void) g_array_free(array
->elems
, TRUE
);
135 free_definition_scope(array
->scope
);
136 declaration_unref(array
->p
.declaration
);
140 uint64_t array_len(struct definition_array
*array
)
142 return array
->elems
->len
;
145 struct definition
*array_index(struct definition_array
*array
, uint64_t i
)
147 if (i
>= array
->elems
->len
)
149 return g_array_index(array
->elems
, struct field
, i
).definition
;
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