1 /*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "base/base64/base64_util.h"
17
18 #include "include/core/SkData.h"
19 #ifdef USE_NEW_SKIA
20 #include "src/base/SkBase64.h"
21 #else
22 #include "include/utils/SkBase64.h"
23 #endif
24
25 namespace OHOS::Ace {
26
Decode(const std::string & src,std::string & dst)27 bool Base64Util::Decode(const std::string& src, std::string& dst)
28 {
29 size_t outputLen = 0;
30 SkBase64::Error error = SkBase64::Decode(src.data(), src.size(), nullptr, &outputLen);
31 if (error != SkBase64::Error::kNoError) {
32 return false;
33 }
34
35 sk_sp<SkData> resData = SkData::MakeUninitialized(outputLen);
36 void* output = resData->writable_data();
37 error = SkBase64::Decode(src.data(), src.size(), output, &outputLen);
38 if (error != SkBase64::Error::kNoError) {
39 return false;
40 }
41 dst.assign(static_cast<const char*>(resData->data()), resData->size());
42 return true;
43 }
44
45 } // namespace OHOS::Ace
46