Files
tox_delay_tests/src/test1_receiver.cpp
2022-06-25 20:46:48 +02:00

110 lines
2.4 KiB
C++

#include "./test1_common.hpp"
class ToxServiceReceiver : public ToxService {
public:
using ToxService::ToxService;
// blocks
void run(void) {
while (true) {
using namespace std::literals;
std::this_thread::sleep_for(1ms);
tox_iterate(_tox, this);
if (!_friend_number) {
continue;
}
}
}
void handle_lossy_packet(uint32_t friend_number, const uint8_t *data, size_t length) override {
const size_t min_packet_len =
1 // tox_pkg_id
+ sizeof(uint16_t) // seq id
+ sizeof(uint32_t) // sender time
+ 0; // payload minimum, 0 for testing
if (length < min_packet_len) {
// TODO: warn
return;
}
if (data[0] != 200) {
return; // invalid channel
std::cerr << "invalid channel " << (int) data[0] << "\n";
}
// packet is:
// - 16bit sequence id
// - 32bit sender timestamp (in ms?)
// - payload
// we assume little endian
uint16_t pk_seq_id = *reinterpret_cast<const uint16_t*>(data+1);
uint32_t pk_sender_time = *reinterpret_cast<const uint32_t*>(data+3);
int32_t time_delta = static_cast<int64_t>(get_microseconds()) - pk_sender_time;
std::cout << "got packet " << pk_seq_id << " t:" << pk_sender_time << " d:" << time_delta << "\n";
{ // tmp send ack directly
uint8_t buffer[1 + sizeof(uint16_t) + sizeof(int32_t)] {200};
size_t pkg_size {1};
*reinterpret_cast<uint16_t*>(buffer+pkg_size) = pk_seq_id;
pkg_size += sizeof(uint16_t);
*reinterpret_cast<int32_t*>(buffer+pkg_size) = time_delta;
pkg_size += sizeof(int32_t);
tox_friend_send_lossy_packet(_tox, friend_number, buffer, pkg_size, nullptr);
}
}
};
// command line :
// <tcp|mixed>
// [friend_tox_addr]
int main(int argc, char** argv) {
if (argc < 2) {
std::cerr << "not enough params, usage:\n$ " << argv[0] << " <tcp|mixed> [friend_tox_addr]\n";
return -1;
}
// TODO: just use some arg lib
// contype
bool tcp_only = false;
std::string_view type_sv{argv[1]};
if (type_sv == "tcp") {
tcp_only = true;
} else if (type_sv == "mixed") {
tcp_only = false;
} else {
std::cerr << "error: invalid type " << type_sv << ", must be either tcp or mixed.\n";
return -1;
}
std::cout << "set type to " << type_sv << "\n";
std::string_view friend_sv{};
if (argc == 3) { // friend?
friend_sv = argv[2];
}
ToxServiceReceiver ts{tcp_only};
if (!friend_sv.empty()) {
if (!ts.add_friend(std::string(friend_sv))) {
std::cerr << "error adding friend!\n";
return -1;
}
}
ts.run();
return 0;
}