1 /*
2 * Copyright (C) 2017 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 #pragma once
18
19 #include <iomanip>
20 #include <iostream>
21 #include <string>
22 #include <sstream>
23 #include <utility>
24 #include <vector>
25
26 namespace android {
27 namespace lshal {
28
29 enum : unsigned int {
30 OK = 0,
31 // Return to Lshal::main to print help info.
32 USAGE = 1 << 0,
33 // no service managers
34 NO_BINDERIZED_MANAGER = 1 << 1,
35 NO_PASSTHROUGH_MANAGER = 1 << 2,
36 // general error in getting information from the three sources
37 DUMP_BINDERIZED_ERROR = 1 << 3,
38 DUMP_PASSTHROUGH_ERROR = 1 << 4,
39 DUMP_ALL_LIBS_ERROR = 1 << 5,
40 // I/O error in reading files
41 IO_ERROR = 1 << 6,
42 // Interface does not exist (IServiceManager::get fails)
43 NO_INTERFACE = 1 << 7,
44 // Transaction error from hwbinder transactions
45 TRANSACTION_ERROR = 1 << 8,
46 // No transaction error, but return value is unexpected.
47 BAD_IMPL = 1 << 9,
48 // Cannot fetch VINTF data.
49 VINTF_ERROR = 1 << 10,
50 };
51 using Status = unsigned int;
52
53 struct Arg {
54 int argc;
55 char **argv;
56 };
57
58 template <typename A>
join(const A & components,const std::string & separator)59 std::string join(const A &components, const std::string &separator) {
60 std::stringstream out;
61 bool first = true;
62 for (const auto &component : components) {
63 if (!first) {
64 out << separator;
65 }
66 out << component;
67
68 first = false;
69 }
70 return out.str();
71 }
72
73 std::string toHexString(uint64_t t);
74
75 template<typename String>
splitFirst(const String & s,char c)76 std::pair<String, String> splitFirst(const String &s, char c) {
77 const char *pos = strchr(s.c_str(), c);
78 if (pos == nullptr) {
79 return {s, {}};
80 }
81 return {String(s.c_str(), pos - s.c_str()), String(pos + 1)};
82 }
83
84 std::vector<std::string> split(const std::string &s, char c);
85
86 void replaceAll(std::string *s, char from, char to);
87
88 } // namespace lshal
89 } // namespace android
90