Commit | Line | Data |
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40652b65 MD |
1 | /* |
2 | * Protect against multiple inclusion of structure declarations, but run the | |
3 | * stages below each time. | |
4 | */ | |
5 | #ifndef _LTTNG_PROBES_LTTNG_TYPES_H | |
6 | #define _LTTNG_PROBES_LTTNG_TYPES_H | |
7 | ||
d0dd2ecb | 8 | #include <linux/seq_file.h> |
c0edae1d MD |
9 | #include "lttng.h" |
10 | #include "../ltt-events.h" | |
40652b65 | 11 | |
1d12cebd MD |
12 | #ifdef __KERNEL__ |
13 | # include <asm/byteorder.h> | |
14 | # ifdef __BIG_ENDIAN | |
15 | # define __BYTE_ORDER __BIG_ENDIAN | |
16 | # elif defined(__LITTLE_ENDIAN) | |
17 | # define __BYTE_ORDER __LITTLE_ENDIAN | |
18 | # else | |
19 | # error "unknown endianness" | |
20 | # endif | |
21 | #ifndef __BIG_ENDIAN | |
22 | # define __BIG_ENDIAN 4321 | |
23 | #endif | |
24 | #ifndef __LITTLE_ENDIAN | |
25 | # define __LITTLE_ENDIAN 1234 | |
26 | #endif | |
27 | #else | |
28 | # include <endian.h> | |
29 | #endif | |
30 | ||
d0dd2ecb MD |
31 | void lttng_print_event_type(struct seq_file *m, unsigned int indent, |
32 | const struct lttng_type *type); | |
33 | ||
40652b65 MD |
34 | #endif /* _LTTNG_PROBES_LTTNG_TYPES_H */ |
35 | ||
36 | ||
37 | /* Export enumerations */ | |
38 | ||
39 | #ifdef STAGE_EXPORT_ENUMS | |
40 | ||
41 | #undef TRACE_EVENT_TYPE | |
42 | #define TRACE_EVENT_TYPE(_name, _abstract_type, args...) | |
43 | ||
44 | #undef TRACE_EVENT_ENUM | |
45 | #define TRACE_EVENT_ENUM(_name, _entries...) \ | |
46 | const struct lttng_enum_entry __trace_event_enum_##_name[] = { \ | |
47 | PARAMS(_entries) \ | |
48 | }; | |
49 | ||
50 | /* Enumeration entry (single value) */ | |
51 | #undef V | |
52 | #define V(_string) { _string, _string, #_string} | |
53 | ||
54 | /* Enumeration entry (range) */ | |
55 | #undef R | |
56 | #define R(_string, _range_start, _range_end) \ | |
57 | { _range_start, _range_end, #_string } | |
58 | ||
59 | #endif /* STAGE_EXPORT_ENUMS */ | |
60 | ||
61 | ||
62 | /* Export named types */ | |
63 | ||
64 | #ifdef STAGE_EXPORT_TYPES | |
65 | ||
1d12cebd MD |
66 | #undef TRACE_EVENT_TYPE___integer_ext |
67 | #define TRACE_EVENT_TYPE___integer_ext(_name, _byte_order) \ | |
40652b65 MD |
68 | { \ |
69 | .atype = atype_integer, \ | |
70 | .name = #_name, \ | |
71 | .u.integer.size = sizeof(_name) * 8, \ | |
72 | .u.integer.alignment = __alignof__(_name) * 8,\ | |
73 | .u.integer.signedness = is_signed_type(_name),\ | |
1d12cebd | 74 | .u.integer.reverse_byte_order = ((_byte_order) != __BYTE_ORDER),\ |
40652b65 MD |
75 | }, |
76 | ||
1d12cebd MD |
77 | #undef TRACE_EVENT_TYPE___integer |
78 | #define TRACE_EVENT_TYPE___integer(_name, _unused) \ | |
79 | TRACE_EVENT_TYPE___integer_ext(_name, __BYTE_ORDER) | |
80 | ||
40652b65 MD |
81 | #undef TRACE_EVENT_TYPE___enum |
82 | #define TRACE_EVENT_TYPE___enum(_name, _parent_type) \ | |
83 | { \ | |
84 | .atype = atype_enum, \ | |
85 | .name = #_name, \ | |
86 | .u.enumeration.parent_type = #_parent_type, \ | |
87 | .u.enumeration.def.entries = __trace_event_enum_##_name, \ | |
88 | .u.enumeration.def.len = ARRAY_SIZE(__trace_event_enum_##_name), \ | |
89 | }, | |
90 | ||
91 | #undef TRACE_EVENT_TYPE___array | |
92 | #define TRACE_EVENT_TYPE___array(_name, _elem_type, _length) \ | |
93 | { \ | |
94 | .atype = atype_array, \ | |
95 | .name = #_name, \ | |
96 | .u.array.elem_type = #_elem_type, \ | |
97 | .u.array.length = _length, \ | |
98 | }, | |
99 | ||
1d12cebd MD |
100 | #undef TRACE_EVENT_TYPE___sequence |
101 | #define TRACE_EVENT_TYPE___sequence(_name, _elem_type, _length_type) \ | |
102 | { \ | |
103 | .atype = atype_sequence, \ | |
104 | .name = #_name, \ | |
105 | .u.sequence.elem_type = #_elem_type, \ | |
106 | .u.sequence.length_type = #_length_type, \ | |
107 | }, | |
108 | ||
109 | #undef TRACE_EVENT_TYPE___string | |
110 | #define TRACE_EVENT_TYPE___string(_name, _encoding) \ | |
111 | { \ | |
112 | .atype = atype_string, \ | |
113 | .name = #_name, \ | |
114 | .u.string.encoding = lttng_encode_##_encoding,\ | |
115 | }, | |
116 | ||
117 | ||
40652b65 MD |
118 | /* Local declaration */ |
119 | #undef TRACE_EVENT_TYPE | |
120 | #define TRACE_EVENT_TYPE(_name, _abstract_type, args...) \ | |
121 | TRACE_EVENT_TYPE___##_abstract_type(_name, args) | |
122 | ||
123 | #undef TRACE_EVENT_ENUM | |
124 | #define TRACE_EVENT_ENUM(_name, _entries...) | |
125 | ||
126 | #endif /* STAGE_EXPORT_TYPES */ |