90 lines
3.5 KiB
C++
90 lines
3.5 KiB
C++
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// wireguardconfig.cpp
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#include "wireguardconfig.h"
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// ─── Factory ──────────────────────────────────────────────────────────────────
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WireGuardConfig WireGuardConfig::fromConf(const QString &conf)
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{
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WireGuardConfig cfg;
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QString section;
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for (const QString &rawLine : conf.split(QLatin1Char('\n'))) {
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const QString line = rawLine.trimmed();
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if (line.isEmpty() || line.startsWith(QLatin1Char('#')))
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continue;
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// Section header: [Interface] or [Peer]
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if (line.startsWith(QLatin1Char('['))) {
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const int close = line.indexOf(QLatin1Char(']'));
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section = (close > 1) ? line.mid(1, close - 1).toLower() : QString();
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continue;
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}
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const int eq = line.indexOf(QLatin1Char('='));
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if (eq < 1) continue;
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const QString key = line.left(eq).trimmed().toLower();
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const QString val = line.mid(eq + 1).trimmed();
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if (section == QLatin1String("interface")) {
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if (key == QLatin1String("privatekey")) cfg.privateKey = val;
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else if (key == QLatin1String("address")) cfg.address = val;
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else if (key == QLatin1String("dns")) cfg.dns = val;
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} else if (section == QLatin1String("peer")) {
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if (key == QLatin1String("publickey")) cfg.peerPublicKey = val;
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else if (key == QLatin1String("presharedkey")) cfg.presharedKey = val;
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else if (key == QLatin1String("endpoint")) cfg.endpoint = val;
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else if (key == QLatin1String("allowedips")) {
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cfg.allowedIPs.clear();
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for (const QString &part : val.split(QLatin1Char(',')))
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cfg.allowedIPs << part.trimmed();
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}
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else if (key == QLatin1String("persistentkeepalive"))
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cfg.persistentKeepalive = static_cast<uint16_t>(val.toUInt());
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}
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}
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return cfg;
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}
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// ─── Helpers ──────────────────────────────────────────────────────────────────
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QString WireGuardConfig::endpointHost() const
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{
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// Handle IPv6 [::1]:port notation
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if (endpoint.startsWith(QLatin1Char('['))) {
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const int close = endpoint.indexOf(QLatin1Char(']'));
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if (close > 0) return endpoint.mid(1, close - 1);
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}
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const int colon = endpoint.lastIndexOf(QLatin1Char(':'));
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return (colon > 0) ? endpoint.left(colon) : endpoint;
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}
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quint16 WireGuardConfig::endpointPort() const
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{
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if (endpoint.startsWith(QLatin1Char('['))) {
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const int bracketClose = endpoint.indexOf(QLatin1Char(']'));
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const int colon = endpoint.indexOf(QLatin1Char(':'), bracketClose);
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if (colon > 0) return static_cast<quint16>(endpoint.mid(colon + 1).toUInt());
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return 51820;
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}
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const int colon = endpoint.lastIndexOf(QLatin1Char(':'));
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return (colon > 0) ? static_cast<quint16>(endpoint.mid(colon + 1).toUInt()) : 51820;
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}
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QString WireGuardConfig::localIP() const
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{
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const int slash = address.indexOf(QLatin1Char('/'));
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return (slash > 0) ? address.left(slash) : address;
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}
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bool WireGuardConfig::isValid() const
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{
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return !privateKey.isEmpty()
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&& !peerPublicKey.isEmpty()
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&& !endpoint.isEmpty()
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&& !address.isEmpty();
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}
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