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[babeltrace.git] / include / babeltrace / ctf / types.h
1 #ifndef _BABELTRACE_CTF_TYPES_H
2 #define _BABELTRACE_CTF_TYPES_H
3
4 /*
5 * Common Trace Format
6 *
7 * Type header
8 *
9 * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
10 *
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:
17 *
18 * The above copyright notice and this permission notice shall be included in
19 * all copies or substantial portions of the Software.
20 */
21
22 #include <babeltrace/types.h>
23 #include <stdint.h>
24 #include <glib.h>
25
26 /*
27 * IMPORTANT: All lengths (len) and offsets (start, end) are expressed in bits,
28 * *not* in bytes.
29 *
30 * All write primitives, as well as read for dynamically sized entities, can
31 * receive a NULL ptr/dest parameter. In this case, no write is performed, but
32 * the size is returned.
33 */
34
35 uint64_t ctf_uint_read(struct stream_pos *pos,
36 const struct type_class_integer *int_class);
37 int64_t ctf_int_read(struct stream_pos *pos,
38 const struct type_class_integer *int_class);
39 void ctf_uint_write(struct stream_pos *pos,
40 const struct type_class_integer *int_class,
41 uint64_t v);
42 void ctf_int_write(struct stream_pos *pos,
43 const struct type_class_integer *int_class,
44 int64_t v);
45
46 double ctf_double_read(struct stream_pos *pos,
47 const struct type_class_float *src);
48 void ctf_double_write(struct stream_pos *pos,
49 const struct type_class_float *dest,
50 double v);
51 long double ctf_ldouble_read(struct stream_pos *pos,
52 const struct type_class_float *src);
53 void ctf_ldouble_write(struct stream_pos *pos,
54 const struct type_class_float *dest,
55 long double v);
56 void ctf_float_copy(struct stream_pos *destp,
57 struct stream_pos *srcp,
58 const struct type_class_float *float_class);
59
60 void ctf_string_copy(struct stream_pos *dest, struct stream_pos *src,
61 const struct type_class_string *string_class);
62 void ctf_string_read(unsigned char **dest, struct stream_pos *src,
63 const struct type_class_string *string_class);
64 void ctf_string_write(struct stream_pos *dest, const unsigned char *src,
65 const struct type_class_string *string_class);
66 void ctf_string_free_temp(unsigned char *string);
67
68 GQuark ctf_enum_read(struct stream_pos *pos,
69 const struct type_class_enum *src);
70 void ctf_enum_write(struct stream_pos *pos,
71 const struct type_class_enum *dest,
72 GQuark q);
73 void ctf_struct_begin(struct stream_pos *pos,
74 const struct type_class_struct *struct_class);
75 void ctf_struct_end(struct stream_pos *pos,
76 const struct type_class_struct *struct_class);
77 void ctf_array_begin(struct stream_pos *pos,
78 const struct type_class_array *array_class);
79 void ctf_array_end(struct stream_pos *pos,
80 const struct type_class_array *array_class);
81 void ctf_sequence_begin(struct stream_pos *pos,
82 const struct type_class_sequence *sequence_class);
83 void ctf_sequence_end(struct stream_pos *pos,
84 const struct type_class_sequence *sequence_class);
85
86 #endif /* _BABELTRACE_CTF_TYPES_H */
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