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
19 using namespace Hpackage;
20
21 namespace Uscript {
LexerInput(char * buf,int maxSize)22 int Scanner::LexerInput(char *buf, int maxSize)
23 {
24 size_t readLen = 0;
25 PkgBuffer data(maxSize);
26 (void)pkgStream_->Read(data, currPos, maxSize, readLen);
27 memcpy_s(reinterpret_cast<uint8_t*>(buf), maxSize, data.buffer, readLen);
28 currPos += readLen;
29 return readLen;
30 }
31 } // namespace Uscript
32