1fb299fa2Sopenharmony_ci/*
2fb299fa2Sopenharmony_ci * Copyright (c) 2021 Huawei Device Co., Ltd.
3fb299fa2Sopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License");
4fb299fa2Sopenharmony_ci * you may not use this file except in compliance with the License.
5fb299fa2Sopenharmony_ci * You may obtain a copy of the License at
6fb299fa2Sopenharmony_ci *
7fb299fa2Sopenharmony_ci * http://www.apache.org/licenses/LICENSE-2.0
8fb299fa2Sopenharmony_ci *
9fb299fa2Sopenharmony_ci * Unless required by applicable law or agreed to in writing, software
10fb299fa2Sopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS,
11fb299fa2Sopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12fb299fa2Sopenharmony_ci * See the License for the specific language governing permissions and
13fb299fa2Sopenharmony_ci * limitations under the License.
14fb299fa2Sopenharmony_ci */
15fb299fa2Sopenharmony_ci#include "scanner.h"
16fb299fa2Sopenharmony_ci#include "pkg_manager.h"
17fb299fa2Sopenharmony_ci#include "securec.h"
18fb299fa2Sopenharmony_ci
19fb299fa2Sopenharmony_ciusing namespace Hpackage;
20fb299fa2Sopenharmony_ci
21fb299fa2Sopenharmony_cinamespace Uscript {
22fb299fa2Sopenharmony_ciint Scanner::LexerInput(char *buf, int maxSize)
23fb299fa2Sopenharmony_ci{
24fb299fa2Sopenharmony_ci    size_t readLen = 0;
25fb299fa2Sopenharmony_ci    PkgBuffer data(maxSize);
26fb299fa2Sopenharmony_ci    if (pkgStream_->Read(data, currPos, maxSize, readLen) != PKG_SUCCESS) {
27fb299fa2Sopenharmony_ci        USCRIPT_LOGE("read error");
28fb299fa2Sopenharmony_ci        return readLen;
29fb299fa2Sopenharmony_ci    }
30fb299fa2Sopenharmony_ci    memcpy_s(reinterpret_cast<uint8_t*>(buf), maxSize, data.buffer, readLen);
31fb299fa2Sopenharmony_ci    currPos += readLen;
32fb299fa2Sopenharmony_ci    return readLen;
33fb299fa2Sopenharmony_ci}
34fb299fa2Sopenharmony_ci} // namespace Uscript
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