basic commandline parsing + basic tox setup

src/tox_client.cpp

@@ -0,0 +1,98 @@
+#include "./tox_client.hpp"
+
+#include "./tox_utils.hpp"
+
+#include <vector>
+#include <fstream>
+#include <cassert>
+#include <iostream>
+#include <stdexcept>
+
+ToxClient::ToxClient(const CommandLine& cl) :
+	_tox_profile_path(cl.profile_path)
+{
+	TOX_ERR_OPTIONS_NEW err_opt_new;
+	Tox_Options* options = tox_options_new(&err_opt_new);
+	assert(err_opt_new == TOX_ERR_OPTIONS_NEW::TOX_ERR_OPTIONS_NEW_OK);
+
+	// use cl for options
+	//tox_options_set_log_callback(options, log_cb);
+	tox_options_set_local_discovery_enabled(options, false);
+	tox_options_set_udp_enabled(options, true);
+	tox_options_set_hole_punching_enabled(options, true);
+
+	std::vector<uint8_t> profile_data{};
+	if (!_tox_profile_path.empty()) {
+		std::ifstream ifile{_tox_profile_path, std::ios::binary};
+
+		if (ifile.is_open()) {
+			std::cout << "TOX loading save " << _tox_profile_path << "\n";
+			// fill savedata
+			while (ifile.good()) {
+				auto ch = ifile.get();
+				if (ch == EOF) {
+					break;
+				} else {
+					profile_data.push_back(ch);
+				}
+			}
+
+			if (profile_data.empty()) {
+				std::cerr << "empty tox save\n";
+			} else {
+				// set options
+				tox_options_set_savedata_type(options, TOX_SAVEDATA_TYPE_TOX_SAVE);
+				tox_options_set_savedata_data(options, profile_data.data(), profile_data.size());
+			}
+
+			ifile.close(); // do i need this?
+		}
+	}
+
+	TOX_ERR_NEW err_new;
+	_tox = tox_new(options, &err_new);
+	tox_options_free(options);
+	if (err_new != TOX_ERR_NEW_OK) {
+		std::cerr << "tox_new failed with error code " << err_new << "\n";
+		throw std::runtime_error{"tox failed"};
+	}
+
+	_tox_profile_dirty = true;
+}
+
+void ToxClient::iterate(void) {
+	tox_iterate(_tox, this);
+
+	if (_tox_profile_dirty) {
+		saveToxProfile();
+	}
+}
+
+std::string ToxClient::getOwnAddress(void) const {
+	std::vector<uint8_t> self_addr{};
+	self_addr.resize(TOX_ADDRESS_SIZE);
+
+	tox_self_get_address(_tox, self_addr.data());
+
+	return bin2hex(self_addr);
+}
+
+void ToxClient::saveToxProfile(void) {
+	if (_tox_profile_path.empty()) {
+		return;
+	}
+
+	std::vector<uint8_t> data{};
+	data.resize(tox_get_savedata_size(_tox));
+	tox_get_savedata(_tox, data.data());
+
+	std::ofstream ofile{_tox_profile_path, std::ios::binary};
+	// TODO: improve
+	for (const auto& ch : data) {
+		ofile.put(ch);
+	}
+	ofile.close(); // TODO: do i need this
+
+	_tox_profile_dirty = false;
+}
+