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_copy(struct stream_pos
*dest
, const struct format
*fdest
,
31 struct stream_pos
*src
, const struct format
*fsrc
,
32 struct definition
*definition
)
34 struct definition_array
*array
=
35 container_of(definition
, struct definition_array
, p
);
36 struct declaration_array
*array_declaration
= array
->declaration
;
39 fsrc
->array_begin(src
, array_declaration
);
41 fdest
->array_begin(dest
, array_declaration
);
43 for (i
= 0; i
< array_declaration
->len
; i
++) {
44 struct definition
*elem
=
45 g_array_index(array
->elems
, struct field
, i
).definition
;
46 elem
->declaration
->copy(dest
, fdest
, src
, fsrc
, elem
);
48 fsrc
->array_end(src
, array_declaration
);
50 fdest
->array_end(dest
, array_declaration
);
54 void _array_declaration_free(struct declaration
*declaration
)
56 struct declaration_array
*array_declaration
=
57 container_of(declaration
, struct declaration_array
, p
);
59 free_declaration_scope(array_declaration
->scope
);
60 declaration_unref(array_declaration
->elem
);
61 g_free(array_declaration
);
64 struct declaration_array
*
65 array_declaration_new(size_t len
,
66 struct declaration
*elem_declaration
,
67 struct declaration_scope
*parent_scope
)
69 struct declaration_array
*array_declaration
;
70 struct declaration
*declaration
;
72 array_declaration
= g_new(struct declaration_array
, 1);
73 declaration
= &array_declaration
->p
;
74 array_declaration
->len
= len
;
75 declaration_ref(elem_declaration
);
76 array_declaration
->elem
= elem_declaration
;
77 array_declaration
->scope
= new_declaration_scope(parent_scope
);
78 declaration
->id
= CTF_TYPE_ARRAY
;
79 /* No need to align the array, the first element will align itself */
80 declaration
->alignment
= 1;
81 declaration
->copy
= array_copy
;
82 declaration
->declaration_free
= _array_declaration_free
;
83 declaration
->definition_new
= _array_definition_new
;
84 declaration
->definition_free
= _array_definition_free
;
86 return array_declaration
;
91 _array_definition_new(struct declaration
*declaration
,
92 struct definition_scope
*parent_scope
,
93 GQuark field_name
, int index
)
95 struct declaration_array
*array_declaration
=
96 container_of(declaration
, struct declaration_array
, p
);
97 struct definition_array
*array
;
100 array
= g_new(struct definition_array
, 1);
101 declaration_ref(&array_declaration
->p
);
102 array
->p
.declaration
= declaration
;
103 array
->declaration
= array_declaration
;
105 array
->p
.index
= index
;
106 array
->scope
= new_definition_scope(parent_scope
, field_name
);
107 array
->elems
= g_array_sized_new(FALSE
, TRUE
, sizeof(struct field
),
108 array_declaration
->len
);
109 g_array_set_size(array
->elems
, array_declaration
->len
);
110 for (i
= 0; i
< array_declaration
->len
; i
++) {
115 str
= g_string_new("");
116 g_string_printf(str
, "[%" PRIu64
"]", i
);
117 name
= g_quark_from_string(str
->str
);
118 (void) g_string_free(str
, TRUE
);
120 field
= &g_array_index(array
->elems
, struct field
, i
);
122 field
->definition
= array_declaration
->elem
->definition_new(array_declaration
->elem
,
130 void _array_definition_free(struct definition
*definition
)
132 struct definition_array
*array
=
133 container_of(definition
, struct definition_array
, p
);
136 for (i
= 0; i
< array
->elems
->len
; i
++) {
139 field
= &g_array_index(array
->elems
, struct field
, i
);
140 field
->definition
->declaration
->definition_free(field
->definition
);
142 (void) g_array_free(array
->elems
, TRUE
);
143 free_definition_scope(array
->scope
);
144 declaration_unref(array
->p
.declaration
);
148 struct definition
*array_index(struct definition_array
*array
, uint64_t i
)
150 if (i
>= array
->elems
->len
)
152 return g_array_index(array
->elems
, struct field
, i
).definition
;
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