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content refactor (dedup on send)

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Green Sky 2023-08-13 17:12:46 +02:00
parent c61824d95f
commit 1f53bc9e54
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2 changed files with 248 additions and 57 deletions
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261
src/sha1_ngcft1.cpp
View File

@ -17,8 +17,19 @@
#include <iostream> #include <iostream>
#include <variant> #include <variant>
namespace Message::Components {
using Content = ContentHandle;
} // Message::Components
// TODO: rename to content components
namespace Components { namespace Components {
struct Messages {
std::vector<Message3Handle> messages;
};
using FT1InfoSHA1 = FT1InfoSHA1; using FT1InfoSHA1 = FT1InfoSHA1;
struct FT1InfoSHA1Data { struct FT1InfoSHA1Data {
@ -73,7 +84,7 @@ static size_t chunkSize(const FT1InfoSHA1& sha1_info, size_t chunk_index) {
} }
} }
void SHA1_NGCFT1::queueUpRequestChunk(uint32_t group_number, uint32_t peer_number, Message3Handle msg, const SHA1Digest& hash) { void SHA1_NGCFT1::queueUpRequestChunk(uint32_t group_number, uint32_t peer_number, ContentHandle content, const SHA1Digest& hash) {
// TODO: transfers // TODO: transfers
for (auto& [i_g, i_p, i_m, i_h, i_t] : _queue_requested_chunk) { for (auto& [i_g, i_p, i_m, i_h, i_t] : _queue_requested_chunk) {
// if already in queue // if already in queue
@ -85,13 +96,34 @@ void SHA1_NGCFT1::queueUpRequestChunk(uint32_t group_number, uint32_t peer_numbe
} }
// not in queue yet // not in queue yet
_queue_requested_chunk.push_back(std::make_tuple(group_number, peer_number, msg, hash, 0.f)); _queue_requested_chunk.push_back(std::make_tuple(group_number, peer_number, content, hash, 0.f));
} }
uint64_t SHA1_NGCFT1::combineIds(const uint32_t group_number, const uint32_t peer_number) { uint64_t SHA1_NGCFT1::combineIds(const uint32_t group_number, const uint32_t peer_number) {
return (uint64_t(group_number) << 32) | peer_number; return (uint64_t(group_number) << 32) | peer_number;
} }
void SHA1_NGCFT1::updateMessages(ContentHandle ce) {
assert(ce.all_of<Components::Messages>());
for (auto msg : ce.get<Components::Messages>().messages) {
if (ce.all_of<Message::Components::Transfer::FileInfo>() && !msg.all_of<Message::Components::Transfer::FileInfo>()) {
msg.emplace<Message::Components::Transfer::FileInfo>(ce.get<Message::Components::Transfer::FileInfo>());
}
if (ce.all_of<Message::Components::Transfer::FileInfoLocal>()) {
msg.emplace_or_replace<Message::Components::Transfer::FileInfoLocal>(ce.get<Message::Components::Transfer::FileInfoLocal>());
}
if (ce.all_of<Message::Components::Transfer::BytesSent>()) {
msg.emplace_or_replace<Message::Components::Transfer::BytesSent>(ce.get<Message::Components::Transfer::BytesSent>());
}
if (auto* cc = ce.try_get<Components::FT1ChunkSHA1Cache>(); cc != nullptr && cc->have_all) {
msg.emplace_or_replace<Message::Components::Transfer::TagHaveAll>();
}
_rmm.throwEventUpdate(msg);
}
}
SHA1_NGCFT1::SHA1_NGCFT1( SHA1_NGCFT1::SHA1_NGCFT1(
Contact3Registry& cr, Contact3Registry& cr,
RegistryMessageModel& rmm, RegistryMessageModel& rmm,
@ -245,14 +277,17 @@ bool SHA1_NGCFT1::onEvent(const Events::NGCFT1_recv_request& e) {
} }
SHA1Digest info_hash{e.file_id, e.file_id_size}; SHA1Digest info_hash{e.file_id, e.file_id_size};
if (!_info_to_message.count(info_hash)) { if (!_info_to_content.count(info_hash)) {
// we dont know about this // we dont know about this
return false; return false;
} }
auto msg = _info_to_message.at(info_hash); auto content = _info_to_content.at(info_hash);
assert(msg.all_of<Components::FT1InfoSHA1Data>()); if (!content.all_of<Components::FT1InfoSHA1Data>()) {
// we dont have the info for that infohash (yet?)
return false;
}
// TODO: queue instead // TODO: queue instead
//queueUpRequestInfo(e.group_number, e.peer_number, info_hash); //queueUpRequestInfo(e.group_number, e.peer_number, info_hash);
@ -261,14 +296,14 @@ bool SHA1_NGCFT1::onEvent(const Events::NGCFT1_recv_request& e) {
e.group_number, e.peer_number, e.group_number, e.peer_number,
static_cast<uint32_t>(e.file_kind), static_cast<uint32_t>(e.file_kind),
e.file_id, e.file_id_size, e.file_id, e.file_id_size,
msg.get<Components::FT1InfoSHA1Data>().data.size(), content.get<Components::FT1InfoSHA1Data>().data.size(),
&transfer_id &transfer_id
); );
_sending_transfers _sending_transfers
[combineIds(e.group_number, e.peer_number)] [combineIds(e.group_number, e.peer_number)]
[transfer_id] [transfer_id]
.v = SendingTransfer::Info{msg.get<Components::FT1InfoSHA1Data>().data}; .v = SendingTransfer::Info{content.get<Components::FT1InfoSHA1Data>().data};
} else if (e.file_kind == NGCFT1_file_kind::HASH_SHA1_CHUNK) { } else if (e.file_kind == NGCFT1_file_kind::HASH_SHA1_CHUNK) {
if (e.file_id_size != 20) { if (e.file_id_size != 20) {
// error // error
@ -337,14 +372,16 @@ bool SHA1_NGCFT1::onEvent(const Events::NGCFT1_send_data& e) {
} }
} else if (std::holds_alternative<SendingTransfer::Chunk>(transfer.v)) { } else if (std::holds_alternative<SendingTransfer::Chunk>(transfer.v)) {
auto& chunk_transfer = std::get<SendingTransfer::Chunk>(transfer.v); auto& chunk_transfer = std::get<SendingTransfer::Chunk>(transfer.v);
const auto data = chunk_transfer.msg.get<Message::Components::Transfer::File>()->read(chunk_transfer.offset_into_file + e.data_offset, e.data_size); // TODO: should we really use file?
const auto data = chunk_transfer.content.get<Message::Components::Transfer::File>()->read(chunk_transfer.offset_into_file + e.data_offset, e.data_size);
// TODO: optimize // TODO: optimize
for (size_t i = 0; i < e.data_size && i < data.size(); i++) { for (size_t i = 0; i < e.data_size && i < data.size(); i++) {
e.data[i] = data[i]; e.data[i] = data[i];
} }
chunk_transfer.msg.get_or_emplace<Message::Components::Transfer::BytesSent>().total += data.size(); chunk_transfer.content.get_or_emplace<Message::Components::Transfer::BytesSent>().total += data.size();
// TODO: add event to propergate to messages
//_rmm.throwEventUpdate(transfer); // should we? //_rmm.throwEventUpdate(transfer); // should we?
//if (e.data_offset + e.data_size >= *insert chunk size here*) { //if (e.data_offset + e.data_size >= *insert chunk size here*) {
@ -411,11 +448,6 @@ bool SHA1_NGCFT1::onEvent(const Events::NGCFT1_recv_message& e) {
reg.emplace<Message::Components::Transfer::TagReceiving>(new_msg_e); // add sending? reg.emplace<Message::Components::Transfer::TagReceiving>(new_msg_e); // add sending?
//reg_ptr->emplace<Components::FT1InfoSHA1>(e, sha1_info);
//reg_ptr->emplace<Components::FT1InfoSHA1Data>(e, sha1_info_data); // keep around? or file?
reg.emplace<Components::FT1InfoSHA1Hash>(new_msg_e, std::vector<uint8_t>{e.file_id, e.file_id+e.file_id_size});
// TODO: queue info dl
reg.emplace<Message::Components::TimestampProcessed>(new_msg_e, ts); reg.emplace<Message::Components::TimestampProcessed>(new_msg_e, ts);
//reg.emplace<Components::TimestampWritten>(new_msg_e, 0); //reg.emplace<Components::TimestampWritten>(new_msg_e, 0);
reg.emplace<Message::Components::Timestamp>(new_msg_e, ts); // reactive? reg.emplace<Message::Components::Timestamp>(new_msg_e, ts); // reactive?
@ -425,6 +457,58 @@ bool SHA1_NGCFT1::onEvent(const Events::NGCFT1_recv_message& e) {
synced_by.emplace(self_c); synced_by.emplace(self_c);
} }
// check if content exists
const auto sha1_info_hash = std::vector<uint8_t>{e.file_id, e.file_id+e.file_id_size};
ContentHandle ce;
if (_info_to_content.count(sha1_info_hash)) {
ce = _info_to_content.at(sha1_info_hash);
std::cout << "SHA1_NGCFT1: new message has existing content\n";
} else {
ce = {_contentr, _contentr.create()};
_info_to_content[sha1_info_hash] = ce;
std::cout << "SHA1_NGCFT1: new message has new content\n";
//ce.emplace<Components::FT1InfoSHA1>(sha1_info);
//ce.emplace<Components::FT1InfoSHA1Data>(sha1_info_data); // keep around? or file?
ce.emplace<Components::FT1InfoSHA1Hash>(sha1_info_hash);
//{ // lookup tables and have
//auto& cc = ce.emplace<Components::FT1ChunkSHA1Cache>();
//cc.have_all = true;
//// skip have vec, since all
////cc.have_chunk
//cc.have_count = sha1_info.chunks.size(); // need?
//_info_to_content[sha1_info_hash] = ce;
//for (size_t i = 0; i < sha1_info.chunks.size(); i++) {
//_chunks[sha1_info.chunks[i]] = ce;
//cc.chunk_hash_to_index[sha1_info.chunks[i]] = i;
//}
//}
// TODO: ft1 specific comp
//ce.emplace<Message::Components::Transfer::File>(std::move(file_impl));
}
ce.get_or_emplace<Components::Messages>().messages.push_back({reg, new_msg_e});
// TODO: queue info dl
//reg_ptr->emplace<Components::FT1InfoSHA1>(e, sha1_info);
//reg_ptr->emplace<Components::FT1InfoSHA1Data>(e, sha1_info_data); // keep around? or file?
//reg.emplace<Components::FT1InfoSHA1Hash>(new_msg_e, std::vector<uint8_t>{e.file_id, e.file_id+e.file_id_size});
if (auto* cc = ce.try_get<Components::FT1ChunkSHA1Cache>(); cc != nullptr && cc->have_all) {
reg_ptr->emplace<Message::Components::Transfer::TagHaveAll>(new_msg_e);
}
if (ce.all_of<Message::Components::Transfer::FileInfo>()) {
reg_ptr->emplace<Message::Components::Transfer::FileInfo>(new_msg_e, ce.get<Message::Components::Transfer::FileInfo>());
}
if (ce.all_of<Message::Components::Transfer::FileInfoLocal>()) {
reg_ptr->emplace<Message::Components::Transfer::FileInfoLocal>(new_msg_e, ce.get<Message::Components::Transfer::FileInfoLocal>());
}
if (ce.all_of<Message::Components::Transfer::BytesSent>()) {
reg_ptr->emplace<Message::Components::Transfer::BytesSent>(new_msg_e, ce.get<Message::Components::Transfer::BytesSent>());
}
// TODO: queue info/check if we already have info // TODO: queue info/check if we already have info
@ -448,7 +532,8 @@ bool SHA1_NGCFT1::sendFilePath(const Contact3 c, std::string_view file_name, std
return false; return false;
} }
// TODO: rw // TODO: rw?
// TODO: memory mapped would be king
auto file_impl = std::make_unique<FileRFile>(file_path); auto file_impl = std::make_unique<FileRFile>(file_path);
if (!file_impl->isGood()) { if (!file_impl->isGood()) {
std::cerr << "SHA1_NGCFT1 error: failed opening file '" << file_path << "'!\n"; std::cerr << "SHA1_NGCFT1 error: failed opening file '" << file_path << "'!\n";
@ -489,56 +574,127 @@ bool SHA1_NGCFT1::sendFilePath(const Contact3 c, std::string_view file_name, std
sha1_info_hash = hash_sha1(sha1_info_data.data(), sha1_info_data.size()); sha1_info_hash = hash_sha1(sha1_info_data.data(), sha1_info_data.size());
std::cout << "SHA1_NGCFT1 sha1_info_hash: " << bin2hex(sha1_info_hash) << "\n"; std::cout << "SHA1_NGCFT1 sha1_info_hash: " << bin2hex(sha1_info_hash) << "\n";
// check if content exists
ContentHandle ce;
if (_info_to_content.count(sha1_info_hash)) {
ce = _info_to_content.at(sha1_info_hash);
// TODO: check if content is incomplete and use file instead
if (!ce.all_of<Components::FT1InfoSHA1>()) {
ce.emplace<Components::FT1InfoSHA1>(sha1_info);
}
if (!ce.all_of<Components::FT1InfoSHA1Data>()) {
ce.emplace<Components::FT1InfoSHA1Data>(sha1_info_data);
}
// hash has to be set already
// Components::FT1InfoSHA1Hash
{ // lookup tables and have
auto& cc = ce.get_or_emplace<Components::FT1ChunkSHA1Cache>();
cc.have_all = true;
// skip have vec, since all
//cc.have_chunk
cc.have_count = sha1_info.chunks.size(); // need?
_info_to_content[sha1_info_hash] = ce;
for (size_t i = 0; i < sha1_info.chunks.size(); i++) {
_chunks[sha1_info.chunks[i]] = ce;
cc.chunk_hash_to_index[sha1_info.chunks[i]] = i;
}
}
{ // file info
// TODO: not overwrite fi? since same?
auto& file_info = ce.emplace_or_replace<Message::Components::Transfer::FileInfo>();
file_info.file_list.emplace_back() = {std::string{file_name}, file_impl->_file_size};
file_info.total_size = file_impl->_file_size;
ce.emplace_or_replace<Message::Components::Transfer::FileInfoLocal>(std::vector{std::string{file_path}});
}
// cleanup file
if (ce.all_of<Message::Components::Transfer::File>()) {
// replace
ce.remove<Message::Components::Transfer::File>();
}
ce.emplace<Message::Components::Transfer::File>(std::move(file_impl));
if (!ce.all_of<Message::Components::Transfer::BytesSent>()) {
ce.emplace<Message::Components::Transfer::BytesSent>(0u);
}
// TODO: make sure to abort every receiving transfer (sending info and chunk should be fine, info uses copy and chunk handle)
} else {
ce = {_contentr, _contentr.create()};
_info_to_content[sha1_info_hash] = ce;
ce.emplace<Components::FT1InfoSHA1>(sha1_info);
ce.emplace<Components::FT1InfoSHA1Data>(sha1_info_data); // keep around? or file?
ce.emplace<Components::FT1InfoSHA1Hash>(sha1_info_hash);
{ // lookup tables and have
auto& cc = ce.emplace<Components::FT1ChunkSHA1Cache>();
cc.have_all = true;
// skip have vec, since all
//cc.have_chunk
cc.have_count = sha1_info.chunks.size(); // need?
_info_to_content[sha1_info_hash] = ce;
for (size_t i = 0; i < sha1_info.chunks.size(); i++) {
_chunks[sha1_info.chunks[i]] = ce;
cc.chunk_hash_to_index[sha1_info.chunks[i]] = i;
}
}
{ // file info
auto& file_info = ce.emplace<Message::Components::Transfer::FileInfo>();
//const auto& file = ce.get<Message::Components::Transfer::File>();
file_info.file_list.emplace_back() = {std::string{file_name}, file_impl->_file_size};
file_info.total_size = file_impl->_file_size;
ce.emplace<Message::Components::Transfer::FileInfoLocal>(std::vector{std::string{file_path}});
}
ce.emplace<Message::Components::Transfer::File>(std::move(file_impl));
ce.emplace<Message::Components::Transfer::BytesSent>(0u);
}
const auto c_self = _cr.get<Contact::Components::Self>(c).self; const auto c_self = _cr.get<Contact::Components::Self>(c).self;
if (!_cr.valid(c_self)) { if (!_cr.valid(c_self)) {
std::cerr << "SHA1_NGCFT1 error: failed to get self!\n"; std::cerr << "SHA1_NGCFT1 error: failed to get self!\n";
return true; return true;
} }
const auto e = reg_ptr->create();
reg_ptr->emplace<Message::Components::ContactTo>(e, c);
reg_ptr->emplace<Message::Components::ContactFrom>(e, c_self);
reg_ptr->emplace<Message::Components::Timestamp>(e, ts); // reactive?
reg_ptr->emplace<Message::Components::Transfer::TagHaveAll>(e); const auto msg_e = reg_ptr->create();
reg_ptr->emplace<Message::Components::Transfer::TagSending>(e); reg_ptr->emplace<Message::Components::ContactTo>(msg_e, c);
reg_ptr->emplace<Message::Components::ContactFrom>(msg_e, c_self);
reg_ptr->emplace<Message::Components::Timestamp>(msg_e, ts); // reactive?
reg_ptr->emplace<Components::FT1InfoSHA1>(e, sha1_info); reg_ptr->emplace<Message::Components::Transfer::TagHaveAll>(msg_e);
reg_ptr->emplace<Components::FT1InfoSHA1Data>(e, sha1_info_data); // keep around? or file? reg_ptr->emplace<Message::Components::Transfer::TagSending>(msg_e);
reg_ptr->emplace<Components::FT1InfoSHA1Hash>(e, sha1_info_hash);
{ // lookup tables and have ce.get_or_emplace<Components::Messages>().messages.push_back({*reg_ptr, msg_e});
auto& cc = reg_ptr->emplace<Components::FT1ChunkSHA1Cache>(e);
cc.have_all = true;
// skip have vec, since all
//cc.have_chunk
cc.have_count = sha1_info.chunks.size(); // need?
_info_to_message[sha1_info_hash] = {*reg_ptr, e};
for (size_t i = 0; i < sha1_info.chunks.size(); i++) {
_chunks[sha1_info.chunks[i]] = {*reg_ptr, e};
cc.chunk_hash_to_index[sha1_info.chunks[i]] = i;
}
}
//reg_ptr->emplace<Message::Components::Transfer::FileKind>(e, file_kind); //reg_ptr->emplace<Message::Components::Transfer::FileKind>(e, file_kind);
// file id would be sha1_info hash or something // file id would be sha1_info hash or something
//reg_ptr->emplace<Message::Components::Transfer::FileID>(e, file_id); //reg_ptr->emplace<Message::Components::Transfer::FileID>(e, file_id);
{ // file info if (ce.all_of<Message::Components::Transfer::FileInfo>()) {
auto& file_info = reg_ptr->emplace<Message::Components::Transfer::FileInfo>(e); reg_ptr->emplace<Message::Components::Transfer::FileInfo>(msg_e, ce.get<Message::Components::Transfer::FileInfo>());
file_info.file_list.emplace_back() = {std::string{file_name}, file_impl->_file_size}; }
file_info.total_size = file_impl->_file_size; if (ce.all_of<Message::Components::Transfer::FileInfoLocal>()) {
reg_ptr->emplace<Message::Components::Transfer::FileInfoLocal>(msg_e, ce.get<Message::Components::Transfer::FileInfoLocal>());
reg_ptr->emplace<Message::Components::Transfer::FileInfoLocal>(e, std::vector{std::string{file_path}}); }
if (ce.all_of<Message::Components::Transfer::BytesSent>()) {
reg_ptr->emplace<Message::Components::Transfer::BytesSent>(msg_e, ce.get<Message::Components::Transfer::BytesSent>());
} }
reg_ptr->emplace<Message::Components::Transfer::BytesSent>(e);
// TODO: determine if this is true // TODO: determine if this is true
//reg_ptr->emplace<Message::Components::Transfer::TagPaused>(e); //reg_ptr->emplace<Message::Components::Transfer::TagPaused>(e);
// TODO: ft1 specific comp
reg_ptr->emplace<Message::Components::Transfer::File>(e, std::move(file_impl));
#if 0 #if 0
const auto friend_number = _cr.get<Contact::Components::ToxFriendEphemeral>(c).friend_number; const auto friend_number = _cr.get<Contact::Components::ToxFriendEphemeral>(c).friend_number;
const auto&& [transfer_id, err] = _t.toxFileSend(friend_number, file_kind, file_impl->_file_size, file_id, file_name); const auto&& [transfer_id, err] = _t.toxFileSend(friend_number, file_kind, file_impl->_file_size, file_id, file_name);
@ -556,10 +712,10 @@ bool SHA1_NGCFT1::sendFilePath(const Contact3 c, std::string_view file_name, std
// TODO: check return // TODO: check return
_nft.NGC_FT1_send_message_public(group_number, message_id, static_cast<uint32_t>(NGCFT1_file_kind::HASH_SHA1_INFO), sha1_info_hash.data(), sha1_info_hash.size()); _nft.NGC_FT1_send_message_public(group_number, message_id, static_cast<uint32_t>(NGCFT1_file_kind::HASH_SHA1_INFO), sha1_info_hash.data(), sha1_info_hash.size());
reg_ptr->emplace<Message::Components::ToxGroupMessageID>(e, message_id); reg_ptr->emplace<Message::Components::ToxGroupMessageID>(msg_e, message_id);
// TODO: generalize? // TODO: generalize?
auto& synced_by = reg_ptr->emplace<Message::Components::SyncedBy>(e).list; auto& synced_by = reg_ptr->emplace<Message::Components::SyncedBy>(msg_e).list;
synced_by.emplace(c_self); synced_by.emplace(c_self);
} else if ( } else if (
// non online group // non online group
@ -567,14 +723,17 @@ bool SHA1_NGCFT1::sendFilePath(const Contact3 c, std::string_view file_name, std
) { ) {
// create msg_id // create msg_id
const uint32_t message_id = randombytes_random(); const uint32_t message_id = randombytes_random();
reg_ptr->emplace<Message::Components::ToxGroupMessageID>(e, message_id); reg_ptr->emplace<Message::Components::ToxGroupMessageID>(msg_e, message_id);
// TODO: generalize? // TODO: generalize?
auto& synced_by = reg_ptr->emplace<Message::Components::SyncedBy>(e).list; auto& synced_by = reg_ptr->emplace<Message::Components::SyncedBy>(msg_e).list;
synced_by.emplace(c_self); synced_by.emplace(c_self);
} }
_rmm.throwEventConstruct(*reg_ptr, e); _rmm.throwEventConstruct(*reg_ptr, msg_e);
// TODO: place in iterate?
updateMessages(ce);
return true; return true;
} }

44
src/sha1_ngcft1.hpp
View File

@ -10,28 +10,36 @@
#include "./ft1_sha1_info.hpp" #include "./ft1_sha1_info.hpp"
#include <entt/entity/registry.hpp>
#include <entt/entity/handle.hpp>
#include <entt/container/dense_map.hpp> #include <entt/container/dense_map.hpp>
#include <variant> #include <variant>
enum class Content : uint32_t {};
using ContentRegistry = entt::basic_registry<Content>;
using ContentHandle = entt::basic_handle<ContentRegistry>;
class SHA1_NGCFT1 : public RegistryMessageModelEventI, public NGCFT1EventI { class SHA1_NGCFT1 : public RegistryMessageModelEventI, public NGCFT1EventI {
Contact3Registry& _cr; Contact3Registry& _cr;
RegistryMessageModel& _rmm; RegistryMessageModel& _rmm;
NGCFT1& _nft; NGCFT1& _nft;
ToxContactModel2& _tcm; ToxContactModel2& _tcm;
// registry per group?
ContentRegistry _contentr;
// limit this to each group? // limit this to each group?
entt::dense_map<SHA1Digest, Message3Handle> _info_to_message; entt::dense_map<SHA1Digest, ContentHandle> _info_to_content;
// sha1 chunk index // sha1 chunk index
// TODO: optimize lookup // TODO: optimize lookup
entt::dense_map<SHA1Digest, Message3Handle> _chunks; entt::dense_map<SHA1Digest, ContentHandle> _chunks;
// group_number, peer_number, message, chunk_hash, timer // group_number, peer_number, content, chunk_hash, timer
std::deque<std::tuple<uint32_t, uint32_t, Message3Handle, SHA1Digest, float>> _queue_requested_chunk; std::deque<std::tuple<uint32_t, uint32_t, ContentHandle, SHA1Digest, float>> _queue_requested_chunk;
//void queueUpRequestInfo(uint32_t group_number, uint32_t peer_number, const SHA1Digest& hash); //void queueUpRequestInfo(uint32_t group_number, uint32_t peer_number, const SHA1Digest& hash);
void queueUpRequestChunk(uint32_t group_number, uint32_t peer_number, Message3Handle msg, const SHA1Digest& hash); void queueUpRequestChunk(uint32_t group_number, uint32_t peer_number, ContentHandle content, const SHA1Digest& hash);
struct SendingTransfer { struct SendingTransfer {
struct Info { struct Info {
@ -41,7 +49,7 @@ class SHA1_NGCFT1 : public RegistryMessageModelEventI, public NGCFT1EventI {
}; };
struct Chunk { struct Chunk {
Message3Handle msg; ContentHandle content;
uint64_t offset_into_file; uint64_t offset_into_file;
// or data? // or data?
// if memmapped, this would be just a pointer // if memmapped, this would be just a pointer
@ -54,8 +62,32 @@ class SHA1_NGCFT1 : public RegistryMessageModelEventI, public NGCFT1EventI {
// key is groupid + peerid // key is groupid + peerid
entt::dense_map<uint64_t, entt::dense_map<uint8_t, SendingTransfer>> _sending_transfers; entt::dense_map<uint64_t, entt::dense_map<uint8_t, SendingTransfer>> _sending_transfers;
struct ReceivingTransfer {
struct Info {
// copy of info data
// too large?
std::vector<uint8_t> info_data;
// content?
};
struct Chunk {
ContentHandle content;
uint64_t offset_into_file;
// or data?
// if memmapped, this would be just a pointer
};
std::variant<Info, Chunk> v;
float time_since_activity {0.f};
};
// key is groupid + peerid
entt::dense_map<uint64_t, entt::dense_map<uint8_t, ReceivingTransfer>> _receiving_transfers;
static uint64_t combineIds(const uint32_t group_number, const uint32_t peer_number); static uint64_t combineIds(const uint32_t group_number, const uint32_t peer_number);
void updateMessages(ContentHandle ce);
public: // TODO: config public: // TODO: config
bool _udp_only {false}; bool _udp_only {false};