1 /*
2 * Copyright (C) 2018 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 "idmap2/ResourceUtils.h"
18
19 #include <memory>
20 #include <string>
21
22 #include "androidfw/StringPiece.h"
23 #include "androidfw/Util.h"
24 #include "idmap2/Result.h"
25
26 using android::StringPiece16;
27 using android::idmap2::Result;
28 using android::util::Utf16ToUtf8;
29
30 namespace android::idmap2::utils {
31
IsReference(uint8_t data_type)32 bool IsReference(uint8_t data_type) {
33 return data_type == Res_value::TYPE_REFERENCE || data_type == Res_value::TYPE_DYNAMIC_REFERENCE;
34 }
35
DataTypeToString(uint8_t data_type)36 StringPiece DataTypeToString(uint8_t data_type) {
37 switch (data_type) {
38 case Res_value::TYPE_NULL:
39 return "null";
40 case Res_value::TYPE_REFERENCE:
41 return "reference";
42 case Res_value::TYPE_ATTRIBUTE:
43 return "attribute";
44 case Res_value::TYPE_STRING:
45 return "string";
46 case Res_value::TYPE_FLOAT:
47 return "float";
48 case Res_value::TYPE_DIMENSION:
49 return "dimension";
50 case Res_value::TYPE_FRACTION:
51 return "fraction";
52 case Res_value::TYPE_DYNAMIC_REFERENCE:
53 return "reference (dynamic)";
54 case Res_value::TYPE_DYNAMIC_ATTRIBUTE:
55 return "attribute (dynamic)";
56 case Res_value::TYPE_INT_DEC:
57 case Res_value::TYPE_INT_HEX:
58 return "integer";
59 case Res_value::TYPE_INT_BOOLEAN:
60 return "boolean";
61 case Res_value::TYPE_INT_COLOR_ARGB8:
62 case Res_value::TYPE_INT_COLOR_RGB8:
63 case Res_value::TYPE_INT_COLOR_RGB4:
64 return "color";
65 default:
66 return "unknown";
67 }
68 }
69
ResToTypeEntryName(const AssetManager2 & am,uint32_t resid)70 Result<std::string> ResToTypeEntryName(const AssetManager2& am, uint32_t resid) {
71 const auto name = am.GetResourceName(resid);
72 if (!name.has_value()) {
73 return Error("no resource 0x%08x in asset manager", resid);
74 }
75 std::string out;
76 if (name->type != nullptr) {
77 out.append(name->type, name->type_len);
78 } else {
79 out += Utf16ToUtf8(StringPiece16(name->type16, name->type_len));
80 }
81 out.append("/");
82 if (name->entry != nullptr) {
83 out.append(name->entry, name->entry_len);
84 } else {
85 out += Utf16ToUtf8(StringPiece16(name->entry16, name->entry_len));
86 }
87 return out;
88 }
89
90 } // namespace android::idmap2::utils
91