Files
wlan-cloud-lib-cppkafka/src/buffer.cpp
2016-11-06 13:50:50 -08:00

105 lines
2.8 KiB
C++

/*
* Copyright (c) 2016, Matias Fontanini
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include <algorithm>
#include <iostream>
#include <iomanip>
#include "buffer.h"
using std::string;
using std::equal;
using std::ostream;
using std::hex;
using std::dec;
namespace cppkafka {
Buffer::Buffer()
: data_(nullptr), size_(0) {
}
Buffer::Buffer(const string& data)
: Buffer(data.data(), data.size()) {
}
const Buffer::DataType* Buffer::get_data() const {
return data_;
}
size_t Buffer::get_size() const {
return size_;
}
Buffer::const_iterator Buffer::begin() const {
return data_;
}
Buffer::const_iterator Buffer::end() const {
return data_ + size_;
}
Buffer::operator bool() const {
return size_ != 0;
}
Buffer::operator string() const {
return string(data_, data_ + size_);
}
ostream& operator<<(ostream& output, const Buffer& rhs) {
for (const uint8_t value : rhs) {
if (value >= 0x20 && value < 0x7f) {
output << value;
}
else {
output << "\\x";
if (value < 16) {
output << '0';
}
output << hex << static_cast<int>(value) << dec;
}
}
return output;
}
bool operator==(const Buffer& lhs, const Buffer& rhs) {
if (lhs.get_size() != rhs.get_size()) {
return false;
}
return equal(lhs.get_data(), lhs.get_data() + lhs.get_size(), rhs.get_data());
}
bool operator!=(const Buffer& lhs, const Buffer& rhs) {
return !(lhs == rhs);
}
} // cppkafka