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92bc1e23 MD |
1 | /* SPDX-License-Identifier: (GPL-2.0-only or LGPL-2.1-only) |
2 | * | |
3 | * lttng/events-internal.h | |
4 | * | |
5 | * Copyright (C) 2010-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
6 | */ | |
7 | ||
8 | #ifndef _LTTNG_EVENTS_INTERNAL_H | |
9 | #define _LTTNG_EVENTS_INTERNAL_H | |
10 | ||
437d5aa5 MD |
11 | #include <lttng/events.h> |
12 | ||
13 | static inline | |
14 | const struct lttng_kernel_type_integer *lttng_kernel_get_type_integer(const struct lttng_kernel_type_common *type) | |
15 | { | |
16 | if (type->type != lttng_kernel_type_integer) | |
17 | return NULL; | |
18 | return container_of(type, const struct lttng_kernel_type_integer, parent); | |
19 | } | |
20 | ||
21 | static inline | |
22 | const struct lttng_kernel_type_string *lttng_kernel_get_type_string(const struct lttng_kernel_type_common *type) | |
23 | { | |
24 | if (type->type != lttng_kernel_type_string) | |
25 | return NULL; | |
26 | return container_of(type, const struct lttng_kernel_type_string, parent); | |
27 | } | |
28 | ||
29 | static inline | |
30 | const struct lttng_kernel_type_enum *lttng_kernel_get_type_enum(const struct lttng_kernel_type_common *type) | |
31 | { | |
32 | if (type->type != lttng_kernel_type_enum) | |
33 | return NULL; | |
34 | return container_of(type, const struct lttng_kernel_type_enum, parent); | |
35 | } | |
36 | ||
37 | static inline | |
38 | const struct lttng_kernel_type_array *lttng_kernel_get_type_array(const struct lttng_kernel_type_common *type) | |
39 | { | |
40 | if (type->type != lttng_kernel_type_array) | |
41 | return NULL; | |
42 | return container_of(type, const struct lttng_kernel_type_array, parent); | |
43 | } | |
44 | ||
45 | static inline | |
46 | const struct lttng_kernel_type_sequence *lttng_kernel_get_type_sequence(const struct lttng_kernel_type_common *type) | |
47 | { | |
48 | if (type->type != lttng_kernel_type_sequence) | |
49 | return NULL; | |
50 | return container_of(type, const struct lttng_kernel_type_sequence, parent); | |
51 | } | |
52 | ||
53 | static inline | |
54 | const struct lttng_kernel_type_struct *lttng_kernel_get_type_struct(const struct lttng_kernel_type_common *type) | |
55 | { | |
56 | if (type->type != lttng_kernel_type_struct) | |
57 | return NULL; | |
58 | return container_of(type, const struct lttng_kernel_type_struct, parent); | |
59 | } | |
60 | ||
61 | static inline | |
62 | const struct lttng_kernel_type_variant *lttng_kernel_get_type_variant(const struct lttng_kernel_type_common *type) | |
63 | { | |
64 | if (type->type != lttng_kernel_type_variant) | |
65 | return NULL; | |
66 | return container_of(type, const struct lttng_kernel_type_variant, parent); | |
67 | } | |
68 | ||
69 | static inline bool lttng_kernel_type_is_bytewise_integer(const struct lttng_kernel_type_common *type) | |
70 | { | |
71 | const struct lttng_kernel_type_integer *type_integer = lttng_kernel_get_type_integer(type); | |
72 | ||
73 | if (!type_integer) | |
74 | return false; | |
75 | switch (type_integer->size) { | |
76 | case 8: /* Fall-through. */ | |
77 | case 16: /* Fall-through. */ | |
78 | case 32: /* Fall-through. */ | |
79 | case 64: | |
80 | break; | |
81 | default: | |
82 | return false; | |
83 | } | |
84 | return true; | |
85 | } | |
86 | ||
92bc1e23 | 87 | #endif /* _LTTNG_EVENTS_INTERNAL_H */ |