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daf01357 JG |
1 | #ifndef BABELTRACE_CTF_IR_TRACE_INTERNAL_H |
2 | #define BABELTRACE_CTF_IR_TRACE_INTERNAL_H | |
3 | ||
4 | /* | |
5 | * BabelTrace - CTF IR: Trace internal | |
6 | * | |
7 | * Copyright 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
8 | * | |
9 | * Author: Jérémie Galarneau <jeremie.galarneau@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 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
22 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
23 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
24 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
25 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
26 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
27 | * SOFTWARE. | |
28 | */ | |
29 | ||
daf01357 | 30 | #include <babeltrace/ctf-ir/trace.h> |
2e33ac5a PP |
31 | #include <babeltrace/ctf-ir/field-types.h> |
32 | #include <babeltrace/ctf-ir/fields.h> | |
83509119 | 33 | #include <babeltrace/object-internal.h> |
daf01357 | 34 | #include <babeltrace/babeltrace-internal.h> |
dac5c838 | 35 | #include <babeltrace/values.h> |
daf01357 JG |
36 | #include <glib.h> |
37 | #include <sys/types.h> | |
38 | #include <uuid/uuid.h> | |
39 | ||
40 | enum field_type_alias { | |
41 | FIELD_TYPE_ALIAS_UINT5_T = 0, | |
42 | FIELD_TYPE_ALIAS_UINT8_T, | |
43 | FIELD_TYPE_ALIAS_UINT16_T, | |
44 | FIELD_TYPE_ALIAS_UINT27_T, | |
45 | FIELD_TYPE_ALIAS_UINT32_T, | |
46 | FIELD_TYPE_ALIAS_UINT64_T, | |
47 | NR_FIELD_TYPE_ALIAS, | |
48 | }; | |
49 | ||
50 | struct bt_ctf_trace { | |
83509119 | 51 | struct bt_object base; |
e96045d4 | 52 | GString *name; |
daf01357 JG |
53 | int frozen; |
54 | uuid_t uuid; | |
4a32fda0 | 55 | bool uuid_set; |
dc3fffef | 56 | enum bt_ctf_byte_order native_byte_order; |
dac5c838 | 57 | struct bt_value *environment; |
ac0c6bdd | 58 | GPtrArray *clocks; /* Array of pointers to bt_ctf_clock_class */ |
daf01357 JG |
59 | GPtrArray *stream_classes; /* Array of ptrs to bt_ctf_stream_class */ |
60 | GPtrArray *streams; /* Array of ptrs to bt_ctf_stream */ | |
d246b111 | 61 | struct bt_ctf_field_type *packet_header_type; |
9ac68eb1 | 62 | int64_t next_stream_id; |
319fd969 | 63 | int is_created_by_writer; |
09840de5 PP |
64 | |
65 | /* | |
66 | * This flag indicates if the trace is valid. A valid | |
67 | * trace is _always_ frozen. | |
68 | */ | |
69 | int valid; | |
50ad4244 | 70 | GPtrArray *listeners; /* Array of struct listener_wrapper */ |
5acf2ae6 | 71 | bool is_static; |
daf01357 JG |
72 | }; |
73 | ||
daf01357 JG |
74 | struct metadata_context { |
75 | GString *string; | |
76 | GString *field_name; | |
77 | unsigned int current_indentation_level; | |
78 | }; | |
79 | ||
daf01357 JG |
80 | BT_HIDDEN |
81 | const char *get_byte_order_string(int byte_order); | |
82 | ||
83 | BT_HIDDEN | |
84 | struct bt_ctf_field_type *get_field_type(enum field_type_alias alias); | |
85 | ||
9b888ff3 | 86 | BT_HIDDEN |
d9a13d86 | 87 | int bt_ctf_trace_object_modification(struct bt_ctf_object *object, |
9b888ff3 JG |
88 | void *trace_ptr); |
89 | ||
c9d90a34 PP |
90 | BT_HIDDEN |
91 | bool bt_ctf_trace_has_clock_class(struct bt_ctf_trace *trace, | |
92 | struct bt_ctf_clock_class *clock_class); | |
93 | ||
3230ee6b PP |
94 | /** |
95 | @brief User function type to use with bt_ctf_trace_add_listener(). | |
96 | ||
97 | @param[in] obj New CTF IR object which is part of the trace | |
98 | class hierarchy. | |
99 | @param[in] data User data. | |
100 | ||
101 | @prenotnull{obj} | |
102 | */ | |
103 | typedef void (*bt_ctf_listener_cb)(struct bt_ctf_object *obj, void *data); | |
104 | ||
105 | /** | |
106 | @brief Adds the trace class modification listener \p listener to | |
107 | the CTF IR trace class \p trace_class. | |
108 | ||
109 | Once you add \p listener to \p trace_class, whenever \p trace_class | |
110 | is modified, \p listener is called with the new element and with | |
111 | \p data (user data). | |
112 | ||
113 | @param[in] trace_class Trace class to which to add \p listener. | |
114 | @param[in] listener Modification listener function. | |
115 | @param[in] data User data. | |
116 | @returns 0 on success, or a negative value on error. | |
117 | ||
118 | @prenotnull{trace_class} | |
119 | @prenotnull{listener} | |
120 | @postrefcountsame{trace_class} | |
121 | */ | |
5b876b06 PP |
122 | BT_HIDDEN |
123 | int bt_ctf_trace_add_listener(struct bt_ctf_trace *trace_class, | |
3230ee6b PP |
124 | bt_ctf_listener_cb listener, void *data); |
125 | ||
5b876b06 PP |
126 | /* |
127 | * bt_ctf_trace_get_metadata_string: get metadata string. | |
128 | * | |
129 | * Get the trace's TSDL metadata. The caller assumes the ownership of the | |
130 | * returned string. | |
131 | * | |
132 | * @param trace Trace instance. | |
133 | * | |
134 | * Returns the metadata string on success, NULL on error. | |
135 | */ | |
136 | BT_HIDDEN | |
137 | char *bt_ctf_trace_get_metadata_string(struct bt_ctf_trace *trace); | |
138 | ||
daf01357 | 139 | #endif /* BABELTRACE_CTF_IR_TRACE_INTERNAL_H */ |