Project import generated by Copybara.
PiperOrigin-RevId: 237361882
Change-Id: I109a68f44db867b20f8c6a7732b0ce657133e52a
diff --git a/quic/core/quic_socket_address_coder.cc b/quic/core/quic_socket_address_coder.cc
new file mode 100644
index 0000000..bb1eaea
--- /dev/null
+++ b/quic/core/quic_socket_address_coder.cc
@@ -0,0 +1,87 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "net/third_party/quiche/src/quic/core/quic_socket_address_coder.h"
+#include "net/third_party/quiche/src/quic/platform/api/quic_string.h"
+
+namespace quic {
+
+namespace {
+
+// For convenience, the values of these constants match the values of AF_INET
+// and AF_INET6 on Linux.
+const uint16_t kIPv4 = 2;
+const uint16_t kIPv6 = 10;
+
+} // namespace
+
+QuicSocketAddressCoder::QuicSocketAddressCoder() {}
+
+QuicSocketAddressCoder::QuicSocketAddressCoder(const QuicSocketAddress& address)
+ : address_(address) {}
+
+QuicSocketAddressCoder::~QuicSocketAddressCoder() {}
+
+QuicString QuicSocketAddressCoder::Encode() const {
+ QuicString serialized;
+ uint16_t address_family;
+ switch (address_.host().address_family()) {
+ case IpAddressFamily::IP_V4:
+ address_family = kIPv4;
+ break;
+ case IpAddressFamily::IP_V6:
+ address_family = kIPv6;
+ break;
+ default:
+ return serialized;
+ }
+ serialized.append(reinterpret_cast<const char*>(&address_family),
+ sizeof(address_family));
+ serialized.append(address_.host().ToPackedString());
+ uint16_t port = address_.port();
+ serialized.append(reinterpret_cast<const char*>(&port), sizeof(port));
+ return serialized;
+}
+
+bool QuicSocketAddressCoder::Decode(const char* data, size_t length) {
+ uint16_t address_family;
+ if (length < sizeof(address_family)) {
+ return false;
+ }
+ memcpy(&address_family, data, sizeof(address_family));
+ data += sizeof(address_family);
+ length -= sizeof(address_family);
+
+ size_t ip_length;
+ switch (address_family) {
+ case kIPv4:
+ ip_length = QuicIpAddress::kIPv4AddressSize;
+ break;
+ case kIPv6:
+ ip_length = QuicIpAddress::kIPv6AddressSize;
+ break;
+ default:
+ return false;
+ }
+ if (length < ip_length) {
+ return false;
+ }
+ std::vector<uint8_t> ip(ip_length);
+ memcpy(&ip[0], data, ip_length);
+ data += ip_length;
+ length -= ip_length;
+
+ uint16_t port;
+ if (length != sizeof(port)) {
+ return false;
+ }
+ memcpy(&port, data, length);
+
+ QuicIpAddress ip_address;
+ ip_address.FromPackedString(reinterpret_cast<const char*>(&ip[0]), ip_length);
+ address_ = QuicSocketAddress(ip_address, port);
+ return true;
+}
+
+} // namespace quic
