/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.

 *

 * Permission is hereby granted, free of charge, to any person obtaining a copy

 * of this software and associated documentation files (the "Software"), to

 * deal in the Software without restriction, including without limitation the

 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or

 * sell copies of the Software, and to permit persons to whom the Software is

 * furnished to do so, subject to the following conditions:

 *

 * The above copyright notice and this permission notice shall be included in

 * all copies or substantial portions of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS

 * IN THE SOFTWARE.

 */

#ifndef UV_WIN_WINSOCK_H_

#define UV_WIN_WINSOCK_H_

#include <winsock2.h>

#include <iptypes.h>

#include <mswsock.h>

#include <ws2tcpip.h>

#include <windows.h>

#include "winapi.h"

/*

 * MinGW is missing these too

 */

#ifndef SO_UPDATE_CONNECT_CONTEXT

# define SO_UPDATE_CONNECT_CONTEXT 0x7010

#endif

#ifndef TCP_KEEPALIVE

# define TCP_KEEPALIVE 3

#endif

#ifndef IPV6_V6ONLY

# define IPV6_V6ONLY 27

#endif

#ifndef IPV6_HOPLIMIT

# define IPV6_HOPLIMIT 21

#endif

#ifndef SIO_BASE_HANDLE

# define SIO_BASE_HANDLE 0x48000022

#endif

#ifndef MCAST_JOIN_SOURCE_GROUP

# define MCAST_JOIN_SOURCE_GROUP 45

#endif

#ifndef MCAST_LEAVE_SOURCE_GROUP

# define MCAST_LEAVE_SOURCE_GROUP 46

#endif

/*

 * TDI defines that are only in the DDK.

 * We only need receive flags so far.

 */

#ifndef TDI_RECEIVE_NORMAL

  #define TDI_RECEIVE_BROADCAST           0x00000004

  #define TDI_RECEIVE_MULTICAST           0x00000008

  #define TDI_RECEIVE_PARTIAL             0x00000010

  #define TDI_RECEIVE_NORMAL              0x00000020

  #define TDI_RECEIVE_EXPEDITED           0x00000040

  #define TDI_RECEIVE_PEEK                0x00000080

  #define TDI_RECEIVE_NO_RESPONSE_EXP     0x00000100

  #define TDI_RECEIVE_COPY_LOOKAHEAD      0x00000200

  #define TDI_RECEIVE_ENTIRE_MESSAGE      0x00000400

  #define TDI_RECEIVE_AT_DISPATCH_LEVEL   0x00000800

  #define TDI_RECEIVE_CONTROL_INFO        0x00001000

  #define TDI_RECEIVE_FORCE_INDICATION    0x00002000

  #define TDI_RECEIVE_NO_PUSH             0x00004000

#endif

/*

 * The "Auxiliary Function Driver" is the windows kernel-mode driver that does

 * TCP, UDP etc. Winsock is just a layer that dispatches requests to it.

 * Having these definitions allows us to bypass winsock and make an AFD kernel

 * call directly, avoiding a bug in winsock's recvfrom implementation.

 */

#define AFD_NO_FAST_IO   0x00000001

#define AFD_OVERLAPPED   0x00000002

#define AFD_IMMEDIATE    0x00000004

#define AFD_POLL_RECEIVE_BIT            0

#define AFD_POLL_RECEIVE                (1 << AFD_POLL_RECEIVE_BIT)

#define AFD_POLL_RECEIVE_EXPEDITED_BIT  1

#define AFD_POLL_RECEIVE_EXPEDITED      (1 << AFD_POLL_RECEIVE_EXPEDITED_BIT)

#define AFD_POLL_SEND_BIT               2

#define AFD_POLL_SEND                   (1 << AFD_POLL_SEND_BIT)

#define AFD_POLL_DISCONNECT_BIT         3

#define AFD_POLL_DISCONNECT             (1 << AFD_POLL_DISCONNECT_BIT)

#define AFD_POLL_ABORT_BIT              4

#define AFD_POLL_ABORT                  (1 << AFD_POLL_ABORT_BIT)

#define AFD_POLL_LOCAL_CLOSE_BIT        5

#define AFD_POLL_LOCAL_CLOSE            (1 << AFD_POLL_LOCAL_CLOSE_BIT)

#define AFD_POLL_CONNECT_BIT            6

#define AFD_POLL_CONNECT                (1 << AFD_POLL_CONNECT_BIT)

#define AFD_POLL_ACCEPT_BIT             7

#define AFD_POLL_ACCEPT                 (1 << AFD_POLL_ACCEPT_BIT)

#define AFD_POLL_CONNECT_FAIL_BIT       8

#define AFD_POLL_CONNECT_FAIL           (1 << AFD_POLL_CONNECT_FAIL_BIT)

#define AFD_POLL_QOS_BIT                9

#define AFD_POLL_QOS                    (1 << AFD_POLL_QOS_BIT)

#define AFD_POLL_GROUP_QOS_BIT          10

#define AFD_POLL_GROUP_QOS              (1 << AFD_POLL_GROUP_QOS_BIT)

#define AFD_NUM_POLL_EVENTS             11

#define AFD_POLL_ALL                    ((1 << AFD_NUM_POLL_EVENTS) - 1)

typedef struct _AFD_RECV_DATAGRAM_INFO {

    LPWSABUF BufferArray;

    ULONG BufferCount;

    ULONG AfdFlags;

    ULONG TdiFlags;

    struct sockaddr* Address;

    int* AddressLength;

} AFD_RECV_DATAGRAM_INFO, *PAFD_RECV_DATAGRAM_INFO;

typedef struct _AFD_RECV_INFO {

    LPWSABUF BufferArray;

    ULONG BufferCount;

    ULONG AfdFlags;

    ULONG TdiFlags;

} AFD_RECV_INFO, *PAFD_RECV_INFO;

#define _AFD_CONTROL_CODE(operation, method) \

    ((FSCTL_AFD_BASE) << 12 | (operation << 2) | method)

#define FSCTL_AFD_BASE FILE_DEVICE_NETWORK

#define AFD_RECEIVE            5

#define AFD_RECEIVE_DATAGRAM   6

#define AFD_POLL               9

#define IOCTL_AFD_RECEIVE \

    _AFD_CONTROL_CODE(AFD_RECEIVE, METHOD_NEITHER)

#define IOCTL_AFD_RECEIVE_DATAGRAM \

    _AFD_CONTROL_CODE(AFD_RECEIVE_DATAGRAM, METHOD_NEITHER)

#define IOCTL_AFD_POLL \

    _AFD_CONTROL_CODE(AFD_POLL, METHOD_BUFFERED)

#if defined(__MINGW32__) && !defined(__MINGW64_VERSION_MAJOR)

typedef struct _IP_ADAPTER_UNICAST_ADDRESS_XP {

  /* FIXME: __C89_NAMELESS was removed */

  /* __C89_NAMELESS */ union {

    ULONGLONG Alignment;

    /* __C89_NAMELESS */ struct {

      ULONG Length;

      DWORD Flags;

    };

  };

  struct _IP_ADAPTER_UNICAST_ADDRESS_XP *Next;

  SOCKET_ADDRESS Address;

  IP_PREFIX_ORIGIN PrefixOrigin;

  IP_SUFFIX_ORIGIN SuffixOrigin;

  IP_DAD_STATE DadState;

  ULONG ValidLifetime;

  ULONG PreferredLifetime;

  ULONG LeaseLifetime;

} IP_ADAPTER_UNICAST_ADDRESS_XP,*PIP_ADAPTER_UNICAST_ADDRESS_XP;

typedef struct _IP_ADAPTER_UNICAST_ADDRESS_LH {

  union {

    ULONGLONG Alignment;

    struct {

      ULONG Length;

      DWORD Flags;

    };

  };

  struct _IP_ADAPTER_UNICAST_ADDRESS_LH *Next;

  SOCKET_ADDRESS Address;

  IP_PREFIX_ORIGIN PrefixOrigin;

  IP_SUFFIX_ORIGIN SuffixOrigin;

  IP_DAD_STATE DadState;

  ULONG ValidLifetime;

  ULONG PreferredLifetime;

  ULONG LeaseLifetime;

  UINT8 OnLinkPrefixLength;

} IP_ADAPTER_UNICAST_ADDRESS_LH,*PIP_ADAPTER_UNICAST_ADDRESS_LH;

#endif

int uv__convert_to_localhost_if_unspecified(const struct sockaddr* addr,

                                            struct sockaddr_storage* storage);

#endif /* UV_WIN_WINSOCK_H_ */