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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> |
c55a9f58 | 36 | #include <babeltrace/types.h> |
daf01357 JG |
37 | #include <glib.h> |
38 | #include <sys/types.h> | |
20eee76e | 39 | #include <babeltrace/compat/uuid-internal.h> |
daf01357 JG |
40 | |
41 | enum field_type_alias { | |
42 | FIELD_TYPE_ALIAS_UINT5_T = 0, | |
43 | FIELD_TYPE_ALIAS_UINT8_T, | |
44 | FIELD_TYPE_ALIAS_UINT16_T, | |
45 | FIELD_TYPE_ALIAS_UINT27_T, | |
46 | FIELD_TYPE_ALIAS_UINT32_T, | |
47 | FIELD_TYPE_ALIAS_UINT64_T, | |
48 | NR_FIELD_TYPE_ALIAS, | |
49 | }; | |
50 | ||
50842bdc | 51 | struct bt_trace { |
83509119 | 52 | struct bt_object base; |
e96045d4 | 53 | GString *name; |
daf01357 | 54 | int frozen; |
20eee76e | 55 | unsigned char uuid[BABELTRACE_UUID_LEN]; |
c55a9f58 | 56 | bt_bool uuid_set; |
50842bdc | 57 | enum bt_byte_order native_byte_order; |
dac5c838 | 58 | struct bt_value *environment; |
50842bdc PP |
59 | GPtrArray *clocks; /* Array of pointers to bt_clock_class */ |
60 | GPtrArray *stream_classes; /* Array of ptrs to bt_stream_class */ | |
61 | GPtrArray *streams; /* Array of ptrs to bt_stream */ | |
62 | struct bt_field_type *packet_header_type; | |
9ac68eb1 | 63 | int64_t next_stream_id; |
319fd969 | 64 | int is_created_by_writer; |
09840de5 PP |
65 | |
66 | /* | |
67 | * This flag indicates if the trace is valid. A valid | |
68 | * trace is _always_ frozen. | |
69 | */ | |
70 | int valid; | |
50ad4244 | 71 | GPtrArray *listeners; /* Array of struct listener_wrapper */ |
3602afb0 | 72 | GArray *is_static_listeners; |
c55a9f58 | 73 | bt_bool is_static; |
8480c8cc | 74 | bt_bool in_remove_listener; |
daf01357 JG |
75 | }; |
76 | ||
daf01357 JG |
77 | struct metadata_context { |
78 | GString *string; | |
79 | GString *field_name; | |
80 | unsigned int current_indentation_level; | |
81 | }; | |
82 | ||
daf01357 JG |
83 | BT_HIDDEN |
84 | const char *get_byte_order_string(int byte_order); | |
85 | ||
86 | BT_HIDDEN | |
50842bdc | 87 | struct bt_field_type *get_field_type(enum field_type_alias alias); |
daf01357 | 88 | |
9b888ff3 | 89 | BT_HIDDEN |
50842bdc | 90 | int bt_trace_object_modification(struct bt_visitor_object *object, |
9b888ff3 JG |
91 | void *trace_ptr); |
92 | ||
c9d90a34 | 93 | BT_HIDDEN |
50842bdc PP |
94 | bt_bool bt_trace_has_clock_class(struct bt_trace *trace, |
95 | struct bt_clock_class *clock_class); | |
c9d90a34 | 96 | |
3230ee6b | 97 | /** |
50842bdc | 98 | @brief User function type to use with bt_trace_add_listener(). |
3230ee6b PP |
99 | |
100 | @param[in] obj New CTF IR object which is part of the trace | |
101 | class hierarchy. | |
102 | @param[in] data User data. | |
103 | ||
104 | @prenotnull{obj} | |
105 | */ | |
50842bdc | 106 | typedef void (*bt_listener_cb)(struct bt_visitor_object *obj, void *data); |
3230ee6b PP |
107 | |
108 | /** | |
109 | @brief Adds the trace class modification listener \p listener to | |
110 | the CTF IR trace class \p trace_class. | |
111 | ||
112 | Once you add \p listener to \p trace_class, whenever \p trace_class | |
113 | is modified, \p listener is called with the new element and with | |
114 | \p data (user data). | |
115 | ||
116 | @param[in] trace_class Trace class to which to add \p listener. | |
117 | @param[in] listener Modification listener function. | |
118 | @param[in] data User data. | |
119 | @returns 0 on success, or a negative value on error. | |
120 | ||
121 | @prenotnull{trace_class} | |
122 | @prenotnull{listener} | |
123 | @postrefcountsame{trace_class} | |
124 | */ | |
5b876b06 | 125 | BT_HIDDEN |
50842bdc PP |
126 | int bt_trace_add_listener(struct bt_trace *trace_class, |
127 | bt_listener_cb listener, void *data); | |
3230ee6b | 128 | |
5b876b06 | 129 | /* |
50842bdc | 130 | * bt_trace_get_metadata_string: get metadata string. |
5b876b06 PP |
131 | * |
132 | * Get the trace's TSDL metadata. The caller assumes the ownership of the | |
133 | * returned string. | |
134 | * | |
135 | * @param trace Trace instance. | |
136 | * | |
137 | * Returns the metadata string on success, NULL on error. | |
138 | */ | |
139 | BT_HIDDEN | |
50842bdc | 140 | char *bt_trace_get_metadata_string(struct bt_trace *trace); |
5b876b06 | 141 | |
daf01357 | 142 | #endif /* BABELTRACE_CTF_IR_TRACE_INTERNAL_H */ |