native_client_sdk/src/libraries/nacl_io/host_resolver.h

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef LIBRARIES_NACL_IO_HOST_RESOLVER_H_
   6 #define LIBRARIES_NACL_IO_HOST_RESOLVER_H_
   7
   8 #include "nacl_io/ossocket.h"
   9 #include "nacl_io/pepper_interface.h"
  10 #include "sdk_util/simple_lock.h"
  11
  12 #ifdef PROVIDES_SOCKET_API
  13
  14 namespace nacl_io {
  15
  16 class HostResolver {
  17  public:
  18   HostResolver();
  19   ~HostResolver();
  20
  21   void Init(PepperInterface* ppapi);
  22
  23   void freeaddrinfo(struct addrinfo* res);
  24   int getaddrinfo(const char* node,
  25                   const char* service,
  26                   const struct addrinfo* hints,
  27                   struct addrinfo** res);
  28   struct hostent* gethostbyname(const char* name);
  29
  30  private:
  31   void hostent_initialize();
  32   void hostent_cleanup();
  33
  34   struct hostent hostent_;
  35   PepperInterface* ppapi_;
  36   sdk_util::SimpleLock gethostbyname_lock_;
  37 };
  38
  39 }  // namespace nacl_io
  40
  41 #endif  // PROVIDES_SOCKET_API
  42 #endif  // LIBRARIES_NACL_IO_HOST_RESOLVER_H_