1 /*
2 * Copyright (C) 2021 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "src/trace_processor/perfetto_sql/intrinsics/functions/import.h"
18
19 #include <cstddef>
20
21 #include "perfetto/base/status.h"
22 #include "perfetto/ext/base/string_utils.h"
23 #include "perfetto/trace_processor/basic_types.h"
24 #include "src/trace_processor/sqlite/sql_source.h"
25 #include "src/trace_processor/sqlite/sqlite_utils.h"
26
27 namespace perfetto::trace_processor {
28
Run(Import::Context * ctx,size_t argc,sqlite3_value ** argv,SqlValue &,Destructors &)29 base::Status Import::Run(Import::Context* ctx,
30 size_t argc,
31 sqlite3_value** argv,
32 SqlValue&,
33 Destructors&) {
34 if (argc != 1) {
35 return base::ErrStatus(
36 "IMPORT: invalid number of args; expected 1, received "
37 "%zu",
38 argc);
39 }
40 sqlite3_value* import_val = argv[0];
41
42 // Type check
43 {
44 base::Status status = sqlite::utils::TypeCheckSqliteValue(
45 import_val, SqlValue::Type::kString);
46 if (!status.ok()) {
47 return base::ErrStatus("IMPORT(%s): %s", sqlite3_value_text(import_val),
48 status.c_message());
49 }
50 }
51
52 const char* import_key =
53 reinterpret_cast<const char*>(sqlite3_value_text(import_val));
54 base::StackString<1024> create("INCLUDE PERFETTO MODULE %s;", import_key);
55 return ctx->engine
56 ->Execute(
57 SqlSource::FromTraceProcessorImplementation(create.ToStdString()))
58 .status();
59 }
60
61 } // namespace perfetto::trace_processor
62