122 lines
3.1 KiB
C++
122 lines
3.1 KiB
C++
// Copyright (c) 2011-2016 The Cryptonote developers
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// Distributed under the MIT/X11 software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include "BinaryInputStreamSerializer.h"
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#include <algorithm>
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#include <cassert>
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#include <stdexcept>
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#include <Common/StreamTools.h>
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#include "SerializationOverloads.h"
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using namespace Common;
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namespace CryptoNote {
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namespace {
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template<typename StorageType, typename T>
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void readVarintAs(IInputStream& s, T &i) {
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i = static_cast<T>(readVarint<StorageType>(s));
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}
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}
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ISerializer::SerializerType BinaryInputStreamSerializer::type() const {
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return ISerializer::INPUT;
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}
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bool BinaryInputStreamSerializer::beginObject(Common::StringView name) {
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return true;
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}
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void BinaryInputStreamSerializer::endObject() {
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}
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bool BinaryInputStreamSerializer::beginArray(size_t& size, Common::StringView name) {
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readVarintAs<uint64_t>(stream, size);
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return true;
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}
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void BinaryInputStreamSerializer::endArray() {
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}
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bool BinaryInputStreamSerializer::operator()(uint8_t& value, Common::StringView name) {
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readVarint(stream, value);
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return true;
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}
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bool BinaryInputStreamSerializer::operator()(uint16_t& value, Common::StringView name) {
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readVarint(stream, value);
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return true;
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}
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bool BinaryInputStreamSerializer::operator()(int16_t& value, Common::StringView name) {
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readVarintAs<uint16_t>(stream, value);
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return true;
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}
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bool BinaryInputStreamSerializer::operator()(uint32_t& value, Common::StringView name) {
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readVarint(stream, value);
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return true;
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}
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bool BinaryInputStreamSerializer::operator()(int32_t& value, Common::StringView name) {
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readVarintAs<uint32_t>(stream, value);
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return true;
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}
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bool BinaryInputStreamSerializer::operator()(int64_t& value, Common::StringView name) {
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readVarintAs<uint64_t>(stream, value);
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return true;
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}
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bool BinaryInputStreamSerializer::operator()(uint64_t& value, Common::StringView name) {
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readVarint(stream, value);
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return true;
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}
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bool BinaryInputStreamSerializer::operator()(bool& value, Common::StringView name) {
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value = read<uint8_t>(stream) != 0;
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return true;
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}
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bool BinaryInputStreamSerializer::operator()(std::string& value, Common::StringView name) {
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uint64_t size;
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readVarint(stream, size);
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if (size > 0) {
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std::vector<char> temp;
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temp.resize(size);
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checkedRead(&temp[0], size);
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value.reserve(size);
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value.assign(&temp[0], size);
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} else {
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value.clear();
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}
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return true;
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}
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bool BinaryInputStreamSerializer::binary(void* value, size_t size, Common::StringView name) {
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checkedRead(static_cast<char*>(value), size);
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return true;
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}
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bool BinaryInputStreamSerializer::binary(std::string& value, Common::StringView name) {
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return (*this)(value, name);
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}
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bool BinaryInputStreamSerializer::operator()(double& value, Common::StringView name) {
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assert(false); //the method is not supported for this type of serialization
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throw std::runtime_error("double serialization is not supported in BinaryInputStreamSerializer");
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return false;
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}
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void BinaryInputStreamSerializer::checkedRead(char* buf, size_t size) {
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read(stream, buf, size);
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}
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}
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