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#include "scanner.h"
16#include "pkg_manager.h"
17#include "securec.h"
18
19using namespace Hpackage;
20
21namespace Uscript {
22int Scanner::LexerInput(char *buf, int maxSize)
23{
24    size_t readLen = 0;
25    PkgBuffer data(maxSize);
26    if (pkgStream_->Read(data, currPos, maxSize, readLen) != PKG_SUCCESS) {
27        USCRIPT_LOGE("read error");
28        return readLen;
29    }
30    memcpy_s(reinterpret_cast<uint8_t*>(buf), maxSize, data.buffer, readLen);
31    currPos += readLen;
32    return readLen;
33}
34} // namespace Uscript
35