[jira] [Created] (MESOS-1916) Create utility class for storing sockaddr

["Dominic Hamon (JIRA)" <ji...@apache.org>]

Dominic Hamon created MESOS-1916:
------------------------------------

             Summary: Create utility class for storing sockaddr
                 Key: MESOS-1916
                 URL: https://issues.apache.org/jira/browse/MESOS-1916
             Project: Mesos
          Issue Type: Task
          Components: libprocess
            Reporter: Dominic Hamon
            Assignee: Evelina Dumitrescu
            Priority: Minor


{noformat}
// Convenience struct for when you need a |struct sockaddr|.
struct SockaddrStorage {
  SockaddrStorage() : addr_len(sizeof(addr_storage)),
                      addr(reinterpret_cast<struct sockaddr*>(&addr_storage)) {}
  SockaddrStorage(const SockaddrStorage& other);
  void operator=(const SockaddrStorage& other);

  struct sockaddr_storage addr_storage;
  socklen_t addr_len;
  struct sockaddr* const addr;
};
SockaddrStorage::SockaddrStorage(const SockaddrStorage& other)
    : addr_len(other.addr_len),
      addr(reinterpret_cast<struct sockaddr*>(&addr_storage)) {
  memcpy(addr, other.addr, addr_len);
}

void SockaddrStorage::operator=(const SockaddrStorage& other) {
  addr_len = other.addr_len;
  // addr is already set to &this->addr_storage by default ctor.
  memcpy(addr, other.addr, addr_len);
}
{noformat}

(shamelessly borrowed from http://src.chromium.org/svn/trunk/src/net/base/net_util.h/cc)



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