Commit | Line | Data |
---|---|---|
d06d03db | 1 | /* |
ccd7e1c8 | 2 | * array.c |
d06d03db | 3 | * |
ccd7e1c8 | 4 | * BabelTrace - Array Type Converter |
d06d03db | 5 | * |
c054553d | 6 | * Copyright 2010, 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
d06d03db | 7 | * |
ccd7e1c8 MD |
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: | |
d06d03db | 14 | * |
ccd7e1c8 MD |
15 | * The above copyright notice and this permission notice shall be included in |
16 | * all copies or substantial portions of the Software. | |
d06d03db MD |
17 | */ |
18 | ||
19 | #include <babeltrace/compiler.h> | |
4c8bfb7e | 20 | #include <babeltrace/format.h> |
d06d03db | 21 | |
c054553d | 22 | static |
e19c3d69 MD |
23 | struct declaration *_array_declaration_new(struct type *type, |
24 | struct declaration_scope *parent_scope); | |
c054553d | 25 | static |
e19c3d69 | 26 | void _array_declaration_free(struct declaration *declaration); |
c054553d | 27 | |
d06d03db MD |
28 | void array_copy(struct stream_pos *dest, const struct format *fdest, |
29 | struct stream_pos *src, const struct format *fsrc, | |
e19c3d69 | 30 | struct declaration *declaration) |
d06d03db | 31 | { |
e19c3d69 MD |
32 | struct declaration_array *array = |
33 | container_of(declaration, struct declaration_array, p); | |
34 | struct type_array *array_type = array->type; | |
c054553d | 35 | uint64_t i; |
d06d03db | 36 | |
e19c3d69 MD |
37 | fsrc->array_begin(src, array_type); |
38 | fdest->array_begin(dest, array_type); | |
d06d03db | 39 | |
e19c3d69 MD |
40 | for (i = 0; i < array_type->len; i++) { |
41 | struct type *elem_type = array->current_element.type; | |
42 | elem_type->p.type->copy(dest, fdest, src, fsrc, elem_type); | |
d06d03db | 43 | } |
e19c3d69 MD |
44 | fsrc->array_end(src, array_type); |
45 | fdest->array_end(dest, array_type); | |
d06d03db MD |
46 | } |
47 | ||
c054553d | 48 | static |
e19c3d69 | 49 | void _array_type_free(struct type *type) |
d06d03db | 50 | { |
e19c3d69 MD |
51 | struct type_array *array_type = |
52 | container_of(type, struct type_array, p); | |
c054553d | 53 | |
e19c3d69 MD |
54 | type_unref(array_type->elem); |
55 | g_free(array_type); | |
d06d03db MD |
56 | } |
57 | ||
e19c3d69 MD |
58 | struct type_array * |
59 | array_type_new(const char *name, size_t len, struct type *elem_type) | |
d06d03db | 60 | { |
e19c3d69 MD |
61 | struct type_array *array_type; |
62 | struct type *type; | |
d06d03db MD |
63 | int ret; |
64 | ||
e19c3d69 MD |
65 | array_type = g_new(struct type_array, 1); |
66 | type = &array_type->p; | |
67 | array_type->len = len; | |
68 | type_ref(elem_type); | |
69 | array_type->elem = elem_type; | |
70 | type->name = g_quark_from_string(name); | |
d06d03db | 71 | /* No need to align the array, the first element will align itself */ |
e19c3d69 MD |
72 | type->alignment = 1; |
73 | type->copy = array_copy; | |
74 | type->type_free = _array_type_free; | |
75 | type->declaration_new = _array_declaration_new; | |
76 | type->declaration_free = _array_declaration_free; | |
77 | type->ref = 1; | |
d06d03db | 78 | |
e19c3d69 MD |
79 | if (type->name) { |
80 | ret = register_type(type); | |
d06d03db MD |
81 | if (ret) |
82 | goto error_register; | |
83 | } | |
e19c3d69 | 84 | return array_type; |
d06d03db MD |
85 | |
86 | error_register: | |
e19c3d69 MD |
87 | type_unref(array_type->elem); |
88 | g_free(array_type); | |
d06d03db MD |
89 | return NULL; |
90 | } | |
c054553d MD |
91 | |
92 | static | |
e19c3d69 MD |
93 | struct declaration * |
94 | _array_declaration_new(struct type *type, | |
95 | struct declaration_scope *parent_scope) | |
c054553d | 96 | { |
e19c3d69 MD |
97 | struct type_array *array_type = |
98 | container_of(type, struct type_array, p); | |
99 | struct declaration_array *array; | |
c054553d | 100 | |
e19c3d69 MD |
101 | array = g_new(struct declaration_array, 1); |
102 | type_ref(&array_type->p); | |
103 | array->p.type = array_type; | |
c054553d MD |
104 | array->p.ref = 1; |
105 | array->scope = new_declaration_scope(parent_scope); | |
e19c3d69 MD |
106 | array->current_element.declaration = |
107 | array_type->elem.p->declaration_new(&array_type->elem.p, | |
108 | parent_scope); | |
c054553d MD |
109 | return &array->p; |
110 | } | |
111 | ||
112 | static | |
e19c3d69 | 113 | void _array_declaration_free(struct declaration *declaration) |
c054553d MD |
114 | { |
115 | struct type_array *array = | |
e19c3d69 MD |
116 | container_of(declaration, struct type_array, p); |
117 | struct declaration *elem_declaration = | |
118 | array->current_element.declaration; | |
c054553d | 119 | |
e19c3d69 | 120 | elem_type->p.type->declaration_free(elem_type); |
c054553d | 121 | free_declaration_scope(array->scope); |
e19c3d69 | 122 | type_unref(array->p.type); |
c054553d MD |
123 | g_free(array); |
124 | } |