2 * Babeltrace - Trace IR data object copy
4 * Copyright (c) 2015-2019 EfficiOS Inc. and Linux Foundation
5 * Copyright (c) 2019 Francis Deslauriers <francis.deslauriers@efficios.com>
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
26 #define BT_LOG_OUTPUT_LEVEL log_level
27 #define BT_LOG_TAG "PLUGIN/FLT.LTTNG-UTILS.DEBUG-INFO/TRACE-IR-DATA-COPY"
28 #include "logging/log.h"
33 #include "common/assert.h"
35 #include "trace-ir-data-copy.h"
38 void copy_trace_content(const bt_trace
*in_trace
, bt_trace
*out_trace
,
39 bt_logging_level log_level
)
41 bt_trace_status status
;
42 const char *trace_name
;
44 BT_LOGD("Copying content of trace: in-t-addr=%p, out-t-addr=%p",
47 trace_name
= bt_trace_get_name(in_trace
);
48 /* Copy the trace name. */
50 status
= bt_trace_set_name(out_trace
, trace_name
);
51 if (status
!= BT_TRACE_STATUS_OK
) {
52 BT_LOGE("Cannot set trace's name: trace-addr=%p, name=\"%s\"",
53 out_trace
, trace_name
);
58 BT_LOGD("Copied content of trace: in-t-addr=%p, out-t-addr=%p",
65 void copy_stream_content(const bt_stream
*in_stream
, bt_stream
*out_stream
,
66 bt_logging_level log_level
)
68 const char *stream_name
;
69 bt_stream_status status
;
71 BT_LOGD("Copying content of stream: in-s-addr=%p, out-s-addr=%p",
72 in_stream
, out_stream
);
74 stream_name
= bt_stream_get_name(in_stream
);
76 status
= bt_stream_set_name(out_stream
, stream_name
);
77 if (status
!= BT_STREAM_STATUS_OK
) {
78 BT_LOGE("Cannot set stream's name: stream-addr=%p, "
79 "name=%s", out_stream
, stream_name
);
84 BT_LOGD("Copied content of stream: in-s-addr=%p, out-s-addr=%p",
85 in_stream
, out_stream
);
91 void copy_packet_content(const bt_packet
*in_packet
, bt_packet
*out_packet
,
92 bt_logging_level log_level
)
94 const bt_field
*in_context_field
;
95 bt_field
*out_context_field
;
97 BT_LOGD("Copying content of packet: in-p-addr=%p, out-p-addr=%p",
98 in_packet
, out_packet
);
100 /* Copy context field. */
101 in_context_field
= bt_packet_borrow_context_field_const(in_packet
);
102 if (in_context_field
) {
103 out_context_field
= bt_packet_borrow_context_field(out_packet
);
104 BT_ASSERT(out_context_field
);
105 copy_field_content(in_context_field
, out_context_field
,
109 BT_LOGD("Copied content of packet: in-p-addr=%p, out-p-addr=%p",
110 in_packet
, out_packet
);
115 void copy_event_content(const bt_event
*in_event
, bt_event
*out_event
,
116 bt_logging_level log_level
)
118 const bt_field
*in_common_ctx_field
, *in_specific_ctx_field
,
120 bt_field
*out_common_ctx_field
, *out_specific_ctx_field
,
123 BT_LOGD("Copying content of event: in-e-addr=%p, out-e-addr=%p",
124 in_event
, out_event
);
125 in_common_ctx_field
=
126 bt_event_borrow_common_context_field_const(in_event
);
127 if (in_common_ctx_field
) {
128 out_common_ctx_field
=
129 bt_event_borrow_common_context_field(out_event
);
130 BT_ASSERT(out_common_ctx_field
);
131 copy_field_content(in_common_ctx_field
,
132 out_common_ctx_field
, log_level
);
135 in_specific_ctx_field
=
136 bt_event_borrow_specific_context_field_const(in_event
);
137 if (in_specific_ctx_field
) {
138 out_specific_ctx_field
=
139 bt_event_borrow_specific_context_field(out_event
);
140 BT_ASSERT(out_specific_ctx_field
);
141 copy_field_content(in_specific_ctx_field
,
142 out_specific_ctx_field
, log_level
);
145 in_payload_field
= bt_event_borrow_payload_field_const(in_event
);
146 if (in_payload_field
) {
147 out_payload_field
= bt_event_borrow_payload_field(out_event
);
148 BT_ASSERT(out_payload_field
);
149 copy_field_content(in_payload_field
,
150 out_payload_field
, log_level
);
153 BT_LOGD("Copied content of event: in-e-addr=%p, out-e-addr=%p",
154 in_event
, out_event
);
158 void copy_field_content(const bt_field
*in_field
, bt_field
*out_field
,
159 bt_logging_level log_level
)
161 bt_field_class_type in_fc_type
, out_fc_type
;
163 in_fc_type
= bt_field_get_class_type(in_field
);
164 out_fc_type
= bt_field_get_class_type(out_field
);
165 BT_ASSERT(in_fc_type
== out_fc_type
);
167 BT_LOGV("Copying content of field: in-f-addr=%p, out-f-addr=%p",
168 in_field
, out_field
);
169 switch (in_fc_type
) {
170 case BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER
:
171 case BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION
:
172 bt_field_unsigned_integer_set_value(out_field
,
173 bt_field_unsigned_integer_get_value(in_field
));
175 case BT_FIELD_CLASS_TYPE_SIGNED_INTEGER
:
176 case BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION
:
177 bt_field_signed_integer_set_value(out_field
,
178 bt_field_signed_integer_get_value(in_field
));
180 case BT_FIELD_CLASS_TYPE_REAL
:
181 bt_field_real_set_value(out_field
,
182 bt_field_real_get_value(in_field
));
184 case BT_FIELD_CLASS_TYPE_STRING
:
186 const char *str
= bt_field_string_get_value(in_field
);
187 bt_field_status status
= bt_field_string_set_value(out_field
, str
);
188 if (status
!= BT_FIELD_STATUS_OK
) {
189 BT_LOGE("Cannot set string field's value: "
190 "str-field-addr=%p, str=%s" PRId64
,
195 case BT_FIELD_CLASS_TYPE_STRUCTURE
:
197 uint64_t i
, nb_member_struct
;
198 const bt_field
*in_member_field
;
199 bt_field
*out_member_field
;
200 const bt_field_class
*in_field_class
;
201 const char *in_member_name
;
203 in_field_class
= bt_field_borrow_class_const(in_field
);
204 nb_member_struct
= bt_field_class_structure_get_member_count(
208 * Iterate over the fields by names in the input field to avoid
209 * problem if the struct fields are not in the same order after
210 * the debug-info was added.
212 for (i
= 0; i
< nb_member_struct
; i
++) {
213 const bt_field_class_structure_member
*member
=
214 bt_field_class_structure_borrow_member_by_index_const(
218 bt_field_class_structure_member_get_name(
221 bt_field_structure_borrow_member_field_by_name_const(
222 in_field
, in_member_name
);
224 bt_field_structure_borrow_member_field_by_name(
225 out_field
, in_member_name
);
227 copy_field_content(in_member_field
,
228 out_member_field
, log_level
);
232 case BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY
:
234 case BT_FIELD_CLASS_TYPE_STATIC_ARRAY
:
236 const bt_field
*in_element_field
;
237 bt_field
*out_element_field
;
238 uint64_t i
, array_len
;
239 bt_field_status status
;
241 array_len
= bt_field_array_get_length(in_field
);
243 if (in_fc_type
== BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY
) {
244 status
= bt_field_dynamic_array_set_length(out_field
,
246 if (status
!= BT_FIELD_STATUS_OK
) {
247 BT_LOGE("Cannot set dynamic array field's "
248 "length field: field-addr=%p, "
249 "length=%" PRIu64
, out_field
, array_len
);
253 for (i
= 0; i
< array_len
; i
++) {
255 bt_field_array_borrow_element_field_by_index_const(
258 bt_field_array_borrow_element_field_by_index(
260 copy_field_content(in_element_field
, out_element_field
,
265 case BT_FIELD_CLASS_TYPE_VARIANT
:
267 bt_field_status status
;
268 uint64_t in_selected_option_idx
;
269 const bt_field
*in_option_field
;
270 bt_field
*out_option_field
;
272 in_selected_option_idx
=
273 bt_field_variant_get_selected_option_field_index(
275 status
= bt_field_variant_select_option_field(out_field
,
276 in_selected_option_idx
);
277 if (status
!= BT_FIELD_STATUS_OK
) {
278 BT_LOGE("Cannot select variant field's option field: "
279 "var-field-addr=%p, opt-index=%" PRId64
,
280 out_field
, in_selected_option_idx
);
283 in_option_field
= bt_field_variant_borrow_selected_option_field_const(in_field
);
284 out_option_field
= bt_field_variant_borrow_selected_option_field(out_field
);
286 copy_field_content(in_option_field
, out_option_field
,
294 BT_LOGV("Copied content of field: in-f-addr=%p, out-f-addr=%p",
295 in_field
, out_field
);