win: Implement Bluetooth server.

net/base/net_util.cc

 // Copyright (c) 2012 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/base/net_util.h"
 
 #include <errno.h>
 
 #include <algorithm>
 #include <iterator>
 #include <map>
 #include <set>
 
 #include "build/build_config.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <iphlpapi.h>
 #include <winsock2.h>
+#include <ws2bth.h>
 #pragma comment(lib, "iphlpapi.lib")
 #elif defined(OS_POSIX)
 #include <fcntl.h>
 #include <netdb.h>
 #include <netinet/in.h>
 #if !defined(OS_NACL)
 #include <net/if.h>
 #if !defined(OS_ANDROID)
 #include <ifaddrs.h>
 #endif  // !defined(OS_NACL)
@@ skipping 1158 matching lines @@
       return false;
     const struct sockaddr_in6* addr =
         reinterpret_cast<const struct sockaddr_in6*>(sock_addr);
     *address = reinterpret_cast<const unsigned char*>(&addr->sin6_addr);
     *address_len = kIPv6AddressSize;
     if (port)
       *port = base::NetToHost16(addr->sin6_port);
     return true;
   }
 
+#if defined(OS_WIN)
+  // Bluetooth address size. Windows bluetooth is supported via winsock.
+  const size_t kBtAddressSize = 6;
+  if (sock_addr->sa_family == AF_BTH) {
+    if (sock_addr_len < static_cast<socklen_t>(sizeof(SOCKADDR_BTH)))
+      return false;
+    const SOCKADDR_BTH* addr =
+        reinterpret_cast<const SOCKADDR_BTH*>(sock_addr);
+    *address = reinterpret_cast<const uint8*>(&addr->btAddr);
+    *address_len = kBtAddressSize;
+    if (port)
+      *port = addr->port;
+    return true;
+  }
+#endif
+
   return false;  // Unrecognized |sa_family|.
 }
 
 std::string IPAddressToString(const uint8* address,
                               size_t address_len) {
   std::string str;
   url_canon::StdStringCanonOutput output(&str);
 
   if (address_len == kIPv4AddressSize) {
     url_canon::AppendIPv4Address(address, &output);
@@ skipping 625 matching lines @@
   }
   return a1.size() * CHAR_BIT;
 }
 
 unsigned MaskPrefixLength(const IPAddressNumber& mask) {
   IPAddressNumber all_ones(mask.size(), 0xFF);
   return CommonPrefixLength(mask, all_ones);
 }
 
 }  // namespace net