Home | History | Annotate | Download | only in nacl_io 
      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 getnameinfo(const struct sockaddr *sa,
     25                   socklen_t salen,
     26                   char *host,
     27                   size_t hostlen,
     28                   char *serv,
     29                   size_t servlen,
     30                   int flags);
     31   int getaddrinfo(const char* node,
     32                   const char* service,
     33                   const struct addrinfo* hints,
     34                   struct addrinfo** res);
     35   struct hostent* gethostbyname(const char* name);
     36 
     37  private:
     38   void hostent_initialize();
     39   void hostent_cleanup();
     40 
     41   struct hostent hostent_;
     42   PepperInterface* ppapi_;
     43   sdk_util::SimpleLock gethostbyname_lock_;
     44 };
     45 
     46 }  // namespace nacl_io
     47 
     48 #endif  // PROVIDES_SOCKET_API
     49 #endif  // LIBRARIES_NACL_IO_HOST_RESOLVER_H_
     50