/***********************************************************************\
*                               ipexport.d                              *
*                                                                       *
*                       Windows API header module                       *
*                                                                       *
*                 Translated from MinGW Windows headers                 *
*                           by Stewart Gordon                           *
*                                                                       *
*                       Placed into public domain                       *
\***********************************************************************/
module win32.ipexport;

private import win32.windef;

const size_t MAX_ADAPTER_NAME = 128;

// IP STATUS flags
enum : IP_STATUS {
	IP_SUCCESS         =     0,
	IP_STATUS_BASE     = 11000,
	IP_BUF_TOO_SMALL,
	IP_DEST_NET_UNREACHABLE,
	IP_DEST_HOST_UNREACHABLE,
	IP_DEST_PROT_UNREACHABLE,
	IP_DEST_PORT_UNREACHABLE,
	IP_NO_RESOURCES,
	IP_BAD_OPTION,
	IP_HW_ERROR,
	IP_PACKET_TOO_BIG,
	IP_REQ_TIMED_OUT,
	IP_BAD_REQ,
	IP_BAD_ROUTE,
	IP_TTL_EXPIRED_TRANSIT,
	IP_TTL_EXPIRED_REASSEM,
	IP_PARAM_PROBLEM,
	IP_SOURCE_QUENCH,
	IP_OPTION_TOO_BIG,
	IP_BAD_DESTINATION,
	IP_ADDR_DELETED,
	IP_SPEC_MTU_CHANGE,
	IP_MTU_CHANGE,
	IP_UNLOAD,      // = IP_STATUS_BASE + 22
	IP_GENERAL_FAILURE = IP_STATUS_BASE + 50,
	MAX_IP_STATUS      = IP_GENERAL_FAILURE,
	IP_PENDING         = IP_STATUS_BASE + 255
}

// IP header Flags values
const byte IP_FLAG_DF = 2;

// IP Option types
enum : ubyte {
	IP_OPT_EOL          = 0,
	IP_OPT_NOP          = 0x01,
	IP_OPT_RR           = 0x07,
	IP_OPT_SECURITY     = 0x82,
	IP_OPT_LSRR         = 0x83,
	IP_OPT_SSRR         = 0x89,
	IP_OPT_TS           = 0x44,
	IP_OPT_SID          = 0x88,
	IP_OPT_ROUTER_ALERT = 0x94
}

const ubyte MAX_OPT_SIZE = 40;

alias uint IPAddr, IPMask, IP_STATUS;

struct IP_OPTION_INFORMATION {
	ubyte  Ttl;
	ubyte  Tos;
	ubyte  Flags;
	ubyte  OptionsSize;
	ubyte* OptionsData;
}
alias IP_OPTION_INFORMATION* PIP_OPTION_INFORMATION;

struct ICMP_ECHO_REPLY {
  IPAddr Address;
  uint   Status;
  uint   RoundTripTime;
  ushort DataSize;
  ushort Reserved;
  void*  Data;
  IP_OPTION_INFORMATION Options;
}
alias ICMP_ECHO_REPLY* PICMP_ECHO_REPLY;

struct IP_ADAPTER_INDEX_MAP {
	ULONG                   Index;
	WCHAR[MAX_ADAPTER_NAME] Name;
}
alias IP_ADAPTER_INDEX_MAP* PIP_ADAPTER_INDEX_MAP;

struct IP_INTERFACE_INFO {
	LONG                    NumAdapters;
	IP_ADAPTER_INDEX_MAP[1] _Adapter;

	IP_ADAPTER_INDEX_MAP* Adapter() { return _Adapter.ptr; }
}
alias IP_INTERFACE_INFO* PIP_INTERFACE_INFO;

struct IP_UNIDIRECTIONAL_ADAPTER_ADDRESS {
	ULONG     NumAdapters;
	IPAddr[1] _Address;

	IPAddr* Address() { return _Address.ptr; }
}
alias IP_UNIDIRECTIONAL_ADAPTER_ADDRESS* PIP_UNIDIRECTIONAL_ADAPTER_ADDRESS;