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[babeltrace.git] / include / babeltrace / format.h
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1#ifndef _BABELTRACE_FORMAT_H
2#define _BABELTRACE_FORMAT_H
3
4/*
5 * BabelTrace
6 *
7 * Trace Format Header
8 *
ccd7e1c8 9 * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
fc93b2bd 10 *
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11 * Permission is hereby granted, free of charge, to any person obtaining a copy
12 * of this software and associated documentation files (the "Software"), to deal
13 * in the Software without restriction, including without limitation the rights
14 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
15 * copies of the Software, and to permit persons to whom the Software is
16 * furnished to do so, subject to the following conditions:
fc93b2bd 17 *
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18 * The above copyright notice and this permission notice shall be included in
19 * all copies or substantial portions of the Software.
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20 */
21
4c8bfb7e 22#include <babeltrace/types.h>
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23#include <stdint.h>
24#include <glib.h>
25
26struct format {
27 GQuark name;
28
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29 uint64_t (*uint_read)(struct stream_pos *pos,
30 const struct type_class_integer *int_class);
31 int64_t (*int_read)(struct stream_pos *pos,
32 const struct type_class_integer *int_class);
33 void (*uint_write)(struct stream_pos *pos,
34 const struct type_class_integer *int_class,
35 uint64_t v);
36 void (*int_write)(struct stream_pos *pos,
37 const struct type_class_integer *int_class,
38 int64_t v);
fc93b2bd 39
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40 void (*float_copy)(struct stream_pos *destp,
41 struct stream_pos *srcp,
42 const struct type_class_float *float_class);
bed864a7 43 double (*double_read)(struct stream_pos *pos,
11d43b90 44 const struct type_class_float *float_class);
bed864a7 45 void (*double_write)(struct stream_pos *pos,
11d43b90 46 const struct type_class_float *float_class,
bed864a7 47 double v);
fc93b2bd 48
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49 void (*string_copy)(struct stream_pos *dest, struct stream_pos *src,
50 const struct type_class_string *string_class);
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51 void (*string_read)(unsigned char **dest, struct stream_pos *src,
52 const struct type_class_string *string_class);
53 void (*string_write)(struct stream_pos *dest, const unsigned char *src,
54 const struct type_class_string *string_class);
55 void (*string_free_temp)(unsigned char *string);
fc93b2bd 56
bed864a7 57 GQuark (*enum_read)(struct stream_pos *pos,
448d3cc7 58 const struct type_class_enum *src);
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59 void (*enum_write)(struct stream_pos *pos,
60 const struct type_class_enum *dest,
61 GQuark q);
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62 void (*struct_begin)(struct stream_pos *pos,
63 const struct type_class_struct *struct_class);
64 void (*struct_end)(struct stream_pos *pos,
65 const struct type_class_struct *struct_class);
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66 void (*array_begin)(struct stream_pos *pos,
67 const struct type_class_array *array_class);
68 void (*array_end)(struct stream_pos *pos,
69 const struct type_class_array *array_class);
70 void (*sequence_begin)(struct stream_pos *pos,
71 const struct type_class_sequence *sequence_class);
72 void (*sequence_end)(struct stream_pos *pos,
73 const struct type_class_sequence *sequence_class);
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74};
75
76struct format *bt_lookup_format(GQuark qname);
4c8bfb7e 77int bt_register_format(struct format *format);
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78
79/* TBD: format unregistration */
80
81#endif /* _BABELTRACE_FORMAT_H */
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