platform_system_core/adb/range.h
Josh Gao 27cb7dca77 adb: switch asocket::enqueue to std::string.
Switch asocket over to taking a std::string instead of apacket* for
data. This allows us to remove asocket specific fields from apacket*.

Test: python test_device.py with x86_64 emulator, walleye
Test: adb_test on host
Change-Id: I9d157ff331a75ba49a54fdd4194e3f6cdff722f4
2018-02-06 12:59:06 -08:00

65 lines
1.6 KiB
C++

#pragma once
/*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <string>
#include <android-base/logging.h>
struct Range {
explicit Range(std::string data) : data_(std::move(data)) {}
Range(const Range& copy) = delete;
Range& operator=(const Range& copy) = delete;
Range(Range&& move) = default;
Range& operator=(Range&& move) = default;
bool empty() const {
return size() == 0;
}
size_t size() const {
return data_.size() - begin_offset_ - end_offset_;
};
void drop_front(size_t n) {
CHECK_GE(size(), n);
begin_offset_ += n;
}
void drop_end(size_t n) {
CHECK_GE(size(), n);
end_offset_ += n;
}
char* data() {
return &data_[0] + begin_offset_;
}
std::string::iterator begin() {
return data_.begin() + begin_offset_;
}
std::string::iterator end() {
return data_.end() - end_offset_;
}
std::string data_;
size_t begin_offset_ = 0;
size_t end_offset_ = 0;
};