Green-Sky/solanaceae_ngc_ft1
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copy the remaining implemented send funcions over

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Green Sky 2024-06-23 12:14:02 +02:00
parent 8972386971
commit 5400c13f88
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2 changed files with 144 additions and 1 deletions
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113
solanaceae/ngc_ext/ngcext.cpp
View File

@ -1,7 +1,7 @@
#include "./ngcext.hpp"
#include <cstdint>
#include <iostream>
#include <cassert>
NGCEXTEventProvider::NGCEXTEventProvider(ToxI& t, ToxEventProviderI& tep) : _t(t), _tep(tep) {
_tep.subscribe(this, Tox_Event_Type::TOX_EVENT_GROUP_CUSTOM_PACKET);
@ -432,6 +432,27 @@ bool NGCEXTEventProvider::handlePacket(
return false;
}
bool NGCEXTEventProvider::send_ft1_request(
uint32_t group_number, uint32_t peer_number,
uint32_t file_kind,
const uint8_t* file_id, size_t file_id_size
) {
// - 1 byte packet id
// - 4 byte file_kind
// - X bytes file_id
std::vector<uint8_t> pkg;
pkg.push_back(static_cast<uint8_t>(NGCEXT_Event::FT1_REQUEST));
for (size_t i = 0; i < sizeof(file_kind); i++) {
pkg.push_back((file_kind>>(i*8)) & 0xff);
}
for (size_t i = 0; i < file_id_size; i++) {
pkg.push_back(file_id[i]);
}
// lossless
return _t.toxGroupSendCustomPrivatePacket(group_number, peer_number, true, pkg) == TOX_ERR_GROUP_SEND_CUSTOM_PRIVATE_PACKET_OK;
}
bool NGCEXTEventProvider::send_ft1_init(
uint32_t group_number, uint32_t peer_number,
uint32_t file_kind,
@ -462,6 +483,96 @@ bool NGCEXTEventProvider::send_ft1_init(
return _t.toxGroupSendCustomPrivatePacket(group_number, peer_number, true, pkg) == TOX_ERR_GROUP_SEND_CUSTOM_PRIVATE_PACKET_OK;
}
bool NGCEXTEventProvider::send_ft1_init_ack(
uint32_t group_number, uint32_t peer_number,
uint8_t transfer_id
) {
// - 1 byte packet id
// - 1 byte transfer_id
std::vector<uint8_t> pkg;
pkg.push_back(static_cast<uint8_t>(NGCEXT_Event::FT1_INIT_ACK));
pkg.push_back(transfer_id);
// - 2 bytes max_lossy_data_size
const uint16_t max_lossy_data_size = _t.toxGroupMaxCustomLossyPacketLength() - 4;
for (size_t i = 0; i < sizeof(uint16_t); i++) {
pkg.push_back((max_lossy_data_size>>(i*8)) & 0xff);
}
// lossless
return _t.toxGroupSendCustomPrivatePacket(group_number, peer_number, true, pkg) == TOX_ERR_GROUP_SEND_CUSTOM_PRIVATE_PACKET_OK;
}
bool NGCEXTEventProvider::send_ft1_data(
uint32_t group_number, uint32_t peer_number,
uint8_t transfer_id,
uint16_t sequence_id,
const uint8_t* data, size_t data_size
) {
assert(data_size > 0);
// TODO
// check header_size+data_size <= max pkg size
std::vector<uint8_t> pkg;
pkg.reserve(2048); // saves a ton of allocations
pkg.push_back(static_cast<uint8_t>(NGCEXT_Event::FT1_DATA));
pkg.push_back(transfer_id);
pkg.push_back(sequence_id & 0xff);
pkg.push_back((sequence_id >> (1*8)) & 0xff);
// TODO: optimize
for (size_t i = 0; i < data_size; i++) {
pkg.push_back(data[i]);
}
// lossy
return _t.toxGroupSendCustomPrivatePacket(group_number, peer_number, false, pkg) == TOX_ERR_GROUP_SEND_CUSTOM_PRIVATE_PACKET_OK;
}
bool NGCEXTEventProvider::send_ft1_data_ack(
uint32_t group_number, uint32_t peer_number,
uint8_t transfer_id,
const uint16_t* seq_ids, size_t seq_ids_size
) {
std::vector<uint8_t> pkg;
pkg.reserve(1+1+2*32); // 32acks in a single pkg should be unlikely
pkg.push_back(static_cast<uint8_t>(NGCEXT_Event::FT1_DATA_ACK));
pkg.push_back(transfer_id);
// TODO: optimize
for (size_t i = 0; i < seq_ids_size; i++) {
pkg.push_back(seq_ids[i] & 0xff);
pkg.push_back((seq_ids[i] >> (1*8)) & 0xff);
}
// lossy
return _t.toxGroupSendCustomPrivatePacket(group_number, peer_number, false, pkg) == TOX_ERR_GROUP_SEND_CUSTOM_PRIVATE_PACKET_OK;
}
bool NGCEXTEventProvider::send_all_ft1_message(
uint32_t group_number,
uint32_t message_id,
uint32_t file_kind,
const uint8_t* file_id, size_t file_id_size
) {
std::vector<uint8_t> pkg;
pkg.push_back(static_cast<uint8_t>(NGCEXT_Event::FT1_MESSAGE));
for (size_t i = 0; i < sizeof(message_id); i++) {
pkg.push_back((message_id>>(i*8)) & 0xff);
}
for (size_t i = 0; i < sizeof(file_kind); i++) {
pkg.push_back((file_kind>>(i*8)) & 0xff);
}
for (size_t i = 0; i < file_id_size; i++) {
pkg.push_back(file_id[i]);
}
// lossless
return _t.toxGroupSendCustomPacket(group_number, true, pkg) == TOX_ERR_GROUP_SEND_CUSTOM_PACKET_OK;
}
static std::vector<uint8_t> build_pc1_announce(const uint8_t* id_data, size_t id_size) {
// - 1 byte packet id
// - X bytes (id, differnt sizes)

32
solanaceae/ngc_ext/ngcext.hpp
View File

@ -376,6 +376,12 @@ class NGCEXTEventProvider : public ToxEventI, public NGCEXTEventProviderI {
);
public: // send api
bool send_ft1_request(
uint32_t group_number, uint32_t peer_number,
uint32_t file_kind,
const uint8_t* file_id, size_t file_id_size
);
bool send_ft1_init(
uint32_t group_number, uint32_t peer_number,
uint32_t file_kind,
@ -384,6 +390,32 @@ class NGCEXTEventProvider : public ToxEventI, public NGCEXTEventProviderI {
const uint8_t* file_id, size_t file_id_size
);
bool send_ft1_init_ack(
uint32_t group_number, uint32_t peer_number,
uint8_t transfer_id
);
bool send_ft1_data(
uint32_t group_number, uint32_t peer_number,
uint8_t transfer_id,
uint16_t sequence_id,
const uint8_t* data, size_t data_size
);
bool send_ft1_data_ack(
uint32_t group_number, uint32_t peer_number,
uint8_t transfer_id,
const uint16_t* seq_ids, size_t seq_ids_size
);
// TODO: add private version
bool send_all_ft1_message(
uint32_t group_number,
uint32_t message_id,
uint32_t file_kind,
const uint8_t* file_id, size_t file_id_size
);
bool send_pc1_announce(
uint32_t group_number, uint32_t peer_number,
const uint8_t* id_data, size_t id_size