xref: /libuv/src/win/winsock.h (revision 2140e2c0)
1 /* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
2  *
3  * Permission is hereby granted, free of charge, to any person obtaining a copy
4  * of this software and associated documentation files (the "Software"), to
5  * deal in the Software without restriction, including without limitation the
6  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
7  * sell copies of the Software, and to permit persons to whom the Software is
8  * furnished to do so, subject to the following conditions:
9  *
10  * The above copyright notice and this permission notice shall be included in
11  * all copies or substantial portions of the Software.
12  *
13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
18  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
19  * IN THE SOFTWARE.
20  */
21 
22 #ifndef UV_WIN_WINSOCK_H_
23 #define UV_WIN_WINSOCK_H_
24 
25 #include <winsock2.h>
26 #include <iptypes.h>
27 #include <mswsock.h>
28 #include <ws2tcpip.h>
29 #include <windows.h>
30 
31 #include "winapi.h"
32 
33 
34 /*
35  * MinGW is missing these too
36  */
37 #ifndef SO_UPDATE_CONNECT_CONTEXT
38 # define SO_UPDATE_CONNECT_CONTEXT 0x7010
39 #endif
40 
41 #ifndef TCP_KEEPALIVE
42 # define TCP_KEEPALIVE 3
43 #endif
44 
45 #ifndef IPV6_V6ONLY
46 # define IPV6_V6ONLY 27
47 #endif
48 
49 #ifndef IPV6_HOPLIMIT
50 # define IPV6_HOPLIMIT 21
51 #endif
52 
53 #ifndef SIO_BASE_HANDLE
54 # define SIO_BASE_HANDLE 0x48000022
55 #endif
56 
57 #ifndef MCAST_JOIN_SOURCE_GROUP
58 # define MCAST_JOIN_SOURCE_GROUP 45
59 #endif
60 
61 #ifndef MCAST_LEAVE_SOURCE_GROUP
62 # define MCAST_LEAVE_SOURCE_GROUP 46
63 #endif
64 
65 /*
66  * TDI defines that are only in the DDK.
67  * We only need receive flags so far.
68  */
69 #ifndef TDI_RECEIVE_NORMAL
70   #define TDI_RECEIVE_BROADCAST           0x00000004
71   #define TDI_RECEIVE_MULTICAST           0x00000008
72   #define TDI_RECEIVE_PARTIAL             0x00000010
73   #define TDI_RECEIVE_NORMAL              0x00000020
74   #define TDI_RECEIVE_EXPEDITED           0x00000040
75   #define TDI_RECEIVE_PEEK                0x00000080
76   #define TDI_RECEIVE_NO_RESPONSE_EXP     0x00000100
77   #define TDI_RECEIVE_COPY_LOOKAHEAD      0x00000200
78   #define TDI_RECEIVE_ENTIRE_MESSAGE      0x00000400
79   #define TDI_RECEIVE_AT_DISPATCH_LEVEL   0x00000800
80   #define TDI_RECEIVE_CONTROL_INFO        0x00001000
81   #define TDI_RECEIVE_FORCE_INDICATION    0x00002000
82   #define TDI_RECEIVE_NO_PUSH             0x00004000
83 #endif
84 
85 /*
86  * The "Auxiliary Function Driver" is the windows kernel-mode driver that does
87  * TCP, UDP etc. Winsock is just a layer that dispatches requests to it.
88  * Having these definitions allows us to bypass winsock and make an AFD kernel
89  * call directly, avoiding a bug in winsock's recvfrom implementation.
90  */
91 
92 #define AFD_NO_FAST_IO   0x00000001
93 #define AFD_OVERLAPPED   0x00000002
94 #define AFD_IMMEDIATE    0x00000004
95 
96 #define AFD_POLL_RECEIVE_BIT            0
97 #define AFD_POLL_RECEIVE                (1 << AFD_POLL_RECEIVE_BIT)
98 #define AFD_POLL_RECEIVE_EXPEDITED_BIT  1
99 #define AFD_POLL_RECEIVE_EXPEDITED      (1 << AFD_POLL_RECEIVE_EXPEDITED_BIT)
100 #define AFD_POLL_SEND_BIT               2
101 #define AFD_POLL_SEND                   (1 << AFD_POLL_SEND_BIT)
102 #define AFD_POLL_DISCONNECT_BIT         3
103 #define AFD_POLL_DISCONNECT             (1 << AFD_POLL_DISCONNECT_BIT)
104 #define AFD_POLL_ABORT_BIT              4
105 #define AFD_POLL_ABORT                  (1 << AFD_POLL_ABORT_BIT)
106 #define AFD_POLL_LOCAL_CLOSE_BIT        5
107 #define AFD_POLL_LOCAL_CLOSE            (1 << AFD_POLL_LOCAL_CLOSE_BIT)
108 #define AFD_POLL_CONNECT_BIT            6
109 #define AFD_POLL_CONNECT                (1 << AFD_POLL_CONNECT_BIT)
110 #define AFD_POLL_ACCEPT_BIT             7
111 #define AFD_POLL_ACCEPT                 (1 << AFD_POLL_ACCEPT_BIT)
112 #define AFD_POLL_CONNECT_FAIL_BIT       8
113 #define AFD_POLL_CONNECT_FAIL           (1 << AFD_POLL_CONNECT_FAIL_BIT)
114 #define AFD_POLL_QOS_BIT                9
115 #define AFD_POLL_QOS                    (1 << AFD_POLL_QOS_BIT)
116 #define AFD_POLL_GROUP_QOS_BIT          10
117 #define AFD_POLL_GROUP_QOS              (1 << AFD_POLL_GROUP_QOS_BIT)
118 
119 #define AFD_NUM_POLL_EVENTS             11
120 #define AFD_POLL_ALL                    ((1 << AFD_NUM_POLL_EVENTS) - 1)
121 
122 typedef struct _AFD_RECV_DATAGRAM_INFO {
123     LPWSABUF BufferArray;
124     ULONG BufferCount;
125     ULONG AfdFlags;
126     ULONG TdiFlags;
127     struct sockaddr* Address;
128     int* AddressLength;
129 } AFD_RECV_DATAGRAM_INFO, *PAFD_RECV_DATAGRAM_INFO;
130 
131 typedef struct _AFD_RECV_INFO {
132     LPWSABUF BufferArray;
133     ULONG BufferCount;
134     ULONG AfdFlags;
135     ULONG TdiFlags;
136 } AFD_RECV_INFO, *PAFD_RECV_INFO;
137 
138 
139 #define _AFD_CONTROL_CODE(operation, method) \
140     ((FSCTL_AFD_BASE) << 12 | (operation << 2) | method)
141 
142 #define FSCTL_AFD_BASE FILE_DEVICE_NETWORK
143 
144 #define AFD_RECEIVE            5
145 #define AFD_RECEIVE_DATAGRAM   6
146 #define AFD_POLL               9
147 
148 #define IOCTL_AFD_RECEIVE \
149     _AFD_CONTROL_CODE(AFD_RECEIVE, METHOD_NEITHER)
150 
151 #define IOCTL_AFD_RECEIVE_DATAGRAM \
152     _AFD_CONTROL_CODE(AFD_RECEIVE_DATAGRAM, METHOD_NEITHER)
153 
154 #define IOCTL_AFD_POLL \
155     _AFD_CONTROL_CODE(AFD_POLL, METHOD_BUFFERED)
156 
157 #if defined(__MINGW32__) && !defined(__MINGW64_VERSION_MAJOR)
158 typedef struct _IP_ADAPTER_UNICAST_ADDRESS_XP {
159   /* FIXME: __C89_NAMELESS was removed */
160   /* __C89_NAMELESS */ union {
161     ULONGLONG Alignment;
162     /* __C89_NAMELESS */ struct {
163       ULONG Length;
164       DWORD Flags;
165     };
166   };
167   struct _IP_ADAPTER_UNICAST_ADDRESS_XP *Next;
168   SOCKET_ADDRESS Address;
169   IP_PREFIX_ORIGIN PrefixOrigin;
170   IP_SUFFIX_ORIGIN SuffixOrigin;
171   IP_DAD_STATE DadState;
172   ULONG ValidLifetime;
173   ULONG PreferredLifetime;
174   ULONG LeaseLifetime;
175 } IP_ADAPTER_UNICAST_ADDRESS_XP,*PIP_ADAPTER_UNICAST_ADDRESS_XP;
176 
177 typedef struct _IP_ADAPTER_UNICAST_ADDRESS_LH {
178   union {
179     ULONGLONG Alignment;
180     struct {
181       ULONG Length;
182       DWORD Flags;
183     };
184   };
185   struct _IP_ADAPTER_UNICAST_ADDRESS_LH *Next;
186   SOCKET_ADDRESS Address;
187   IP_PREFIX_ORIGIN PrefixOrigin;
188   IP_SUFFIX_ORIGIN SuffixOrigin;
189   IP_DAD_STATE DadState;
190   ULONG ValidLifetime;
191   ULONG PreferredLifetime;
192   ULONG LeaseLifetime;
193   UINT8 OnLinkPrefixLength;
194 } IP_ADAPTER_UNICAST_ADDRESS_LH,*PIP_ADAPTER_UNICAST_ADDRESS_LH;
195 
196 #endif
197 
198 int uv__convert_to_localhost_if_unspecified(const struct sockaddr* addr,
199                                             struct sockaddr_storage* storage);
200 
201 #endif /* UV_WIN_WINSOCK_H_ */
202