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Change epee binary output from std::stringstream to byte_stream

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This commit is contained in:
Lee Clagett 2020-10-13 15:15:07 +00:00
parent b7425c14c8
commit 7414e2bac1
23 changed files with 126 additions and 106 deletions
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17
src/cryptonote_protocol/levin_notify.cpp
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@ -36,6 +36,7 @@
#include <stdexcept>
#include <utility>
#include "byte_slice.h"
#include "common/expect.h"
#include "common/varint.h"
#include "cryptonote_config.h"
@ -52,7 +53,7 @@
namespace
{
int get_command_from_message(const cryptonote::blobdata &msg)
int get_command_from_message(const epee::byte_slice &msg)
{
return msg.size() >= sizeof(epee::levin::bucket_head2) ? SWAP32LE(((epee::levin::bucket_head2*)msg.data())->m_command) : 0;
}
@ -166,7 +167,7 @@ namespace levin
return get_out_connections(p2p, get_blockchain_height(p2p, core));
}
std::string make_tx_payload(std::vector<blobdata>&& txs, const bool pad, const bool fluff)
epee::byte_slice make_tx_payload(std::vector<blobdata>&& txs, const bool pad, const bool fluff)
{
NOTIFY_NEW_TRANSACTIONS::request request{};
request.txs = std::move(txs);
@ -188,7 +189,7 @@ namespace levin
padding -= overhead;
request._ = std::string(padding, ' ');
std::string arg_buff;
epee::byte_slice arg_buff;
epee::serialization::store_t_to_binary(request, arg_buff);
// we probably lowballed the payload size a bit, so added a but too much. Fix this now.
@ -200,7 +201,7 @@ namespace levin
// if the size of _ moved enough, we might lose byte in size encoding, we don't care
}
std::string fullBlob;
epee::byte_slice fullBlob;
if (!epee::serialization::store_t_to_binary(request, fullBlob))
throw std::runtime_error{"Failed to serialize to epee binary format"};
@ -209,12 +210,12 @@ namespace levin
bool make_payload_send_txs(connections& p2p, std::vector<blobdata>&& txs, const boost::uuids::uuid& destination, const bool pad, const bool fluff)
{
const cryptonote::blobdata blob = make_tx_payload(std::move(txs), pad, fluff);
const epee::byte_slice blob = make_tx_payload(std::move(txs), pad, fluff);
p2p.for_connection(destination, [&blob](detail::p2p_context& context) {
on_levin_traffic(context, true, true, false, blob.size(), get_command_from_message(blob));
return true;
});
return p2p.notify(NOTIFY_NEW_TRANSACTIONS::ID, epee::strspan<std::uint8_t>(blob), destination);
return p2p.notify(NOTIFY_NEW_TRANSACTIONS::ID, epee::to_span(blob), destination);
}
/* The current design uses `asio::strand`s. The documentation isn't as clear
@ -825,9 +826,9 @@ namespace levin
// Padding is not useful when using noise mode. Send as stem so receiver
// forwards in Dandelion++ mode.
const std::string payload = make_tx_payload(std::move(txs), false, false);
const epee::byte_slice payload = make_tx_payload(std::move(txs), false, false);
epee::byte_slice message = epee::levin::make_fragmented_notify(
zone_->noise, NOTIFY_NEW_TRANSACTIONS::ID, epee::strspan<std::uint8_t>(payload)
zone_->noise, NOTIFY_NEW_TRANSACTIONS::ID, epee::to_span(payload)
);
if (CRYPTONOTE_MAX_FRAGMENTS * zone_->noise.size() < message.size())
{