linux-if-constants.hpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
#ifndef NDN_UTIL_LINUX_IF_CONSTANTS_HPP
#define NDN_UTIL_LINUX_IF_CONSTANTS_HPP
#ifdef __linux__

#include <cstdint>

namespace ndn {
namespace util {
namespace linux_if {

// linux/if.h and net/if.h cannot be (directly or indirectly) included in the
// same translation unit because they contain duplicate declarations, therefore
// we have to resort to this workaround when we need to include both linux/if.h
// and any other headers that pull in net/if.h (e.g. boost/asio.hpp)

// net_device_flags missing from <net/if.h>
extern const uint32_t FLAG_LOWER_UP;
extern const uint32_t FLAG_DORMANT;
extern const uint32_t FLAG_ECHO;

// RFC 2863 operational status
extern const uint8_t OPER_STATE_UNKNOWN;
extern const uint8_t OPER_STATE_NOTPRESENT;
extern const uint8_t OPER_STATE_DOWN;
extern const uint8_t OPER_STATE_LOWERLAYERDOWN;
extern const uint8_t OPER_STATE_TESTING;
extern const uint8_t OPER_STATE_DORMANT;
extern const uint8_t OPER_STATE_UP;

} // namespace linux_if
} // namespace util
} // namespace ndn

#endif // __linux__
#endif // NDN_UTIL_LINUX_IF_CONSTANTS_HPP