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14b1ac27 | 1 | #ifndef _LTT_MARKERS_FIELD_H |
2 | #define _LTT_MARKERS_FIELD_H | |
3 | ||
4 | /* | |
5 | * Marker field support header. | |
6 | * | |
7 | * Mathieu Desnoyers, August 2007 | |
8 | * License: LGPL. | |
9 | */ | |
10 | ||
11 | #include <glib.h> | |
12 | ||
13 | enum ltt_type { | |
14 | LTT_TYPE_SIGNED_INT, | |
15 | LTT_TYPE_UNSIGNED_INT, | |
91346f59 | 16 | LTT_TYPE_POINTER, |
14b1ac27 | 17 | LTT_TYPE_STRING, |
18 | LTT_TYPE_COMPACT, | |
19 | LTT_TYPE_NONE, | |
20 | }; | |
21 | ||
1184dc37 MD |
22 | /* |
23 | * Fields "offset" and "size" below are only valid while the event is being | |
24 | * read. They are also being shared with events of the same type coming from | |
25 | * other per-cpu tracefiles. Therefore, the "LttEvent" fields_offsets offset and | |
26 | * size should be used rather than these. | |
27 | */ | |
14b1ac27 | 28 | struct marker_field { |
29 | GQuark name; | |
30 | enum ltt_type type; | |
1184dc37 MD |
31 | unsigned int index; /* Field index within the event */ |
32 | unsigned long _offset; /* offset in the event data, USED ONLY INTERNALLY BY LIB */ | |
33 | unsigned long _size; /* size of field. USED ONLY INTERNALLY BY LIB */ | |
14b1ac27 | 34 | unsigned long alignment; |
35 | unsigned long attributes; | |
5d9896fd | 36 | int static_offset; /* boolean - private - is the field offset statically |
37 | * known with the preceding types ? */ | |
4d683428 | 38 | GString *fmt; |
14b1ac27 | 39 | }; |
40 | ||
41 | static inline GQuark marker_field_get_name(struct marker_field *field) | |
42 | { | |
43 | return field->name; | |
44 | } | |
45 | ||
46 | static inline enum ltt_type marker_field_get_type(struct marker_field *field) | |
47 | { | |
48 | return field->type; | |
49 | } | |
50 | ||
1184dc37 MD |
51 | /* |
52 | * Returns 0 if size is not known statically. | |
53 | */ | |
54 | static inline long marker_field_get_size(struct marker_field *field) | |
55 | { | |
56 | return field->_size; | |
57 | } | |
58 | ||
59 | static inline unsigned int marker_field_get_index(struct marker_field *field) | |
14b1ac27 | 60 | { |
1184dc37 | 61 | return field->index; |
14b1ac27 | 62 | } |
63 | ||
64 | #endif //_LTT_MARKERS_FIELD_H |