1 /*
2  * Copyright (C) 2016 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 "wifilogd/memory_reader.h"
18 
19 namespace android {
20 namespace wifilogd {
21 
GetBytesOrDie(size_t n_bytes)22 const uint8_t* MemoryReader::GetBytesOrDie(size_t n_bytes) {
23   CHECK(head_);
24   CHECK(n_bytes <= n_bytes_avail_);
25 
26   const uint8_t* old_head = head_;
27   head_ += n_bytes;
28   n_bytes_avail_ -= n_bytes;
29 
30   return old_head;
31 }
32 
33 }  // namespace wifilogd
34 }  // namespace android
35