source: Daodan/MinGW/include/ws2tcpip.h@ 1163

Last change on this file since 1163 was 1046, checked in by alloc, 8 years ago

Daodan: Added Windows MinGW and build batch file
File size: 10.7 KB
Line 
1/*
2 * ws2tcpip.h : TCP/IP specific extensions in Windows Sockets 2
3 *
4 * Portions Copyright (c) 1980, 1983, 1988, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 */
8
9#ifndef _WS2TCPIP_H
10#define _WS2TCPIP_H
11#if __GNUC__ >=3
12#pragma GCC system_header
13#endif
14
15#if (defined _WINSOCK_H && !defined _WINSOCK2_H)
16#error "ws2tcpip.h is not compatible with winsock.h. Include winsock2.h instead."
17#endif
18
19#include <winsock2.h>
20#ifdef __cplusplus
21extern "C" {
22#endif
23
24/*
25 * The IP_* macros are also defined in winsock.h, but some values are different there.
26 * The values defined in winsock.h for 1.1 and used in wsock32.dll are consistent
27 * with the original values Steve Deering defined in his document "IP Multicast Extensions
28 * for 4.3BSD UNIX related systems (MULTICAST 1.2 Release)." However, these conflicted with
29 * the definitions for some IPPROTO_IP level socket options already assigned by BSD,
30 * so Berkeley changed all the values by adding 7. WinSock2 (ws2_32.dll) uses
31 * the BSD 4.4 compatible values defined here.
32 *
33 * See also: msdn kb article Q257460
34 * http://support.microsoft.com/support/kb/articles/Q257/4/60.asp
35 */
36
37/* This is also defined in winsock.h; value hasn't changed */
38#define IP_OPTIONS 1
39
40#define IP_HDRINCL 2
41/*
42 * These are also be defined in winsock.h,
43 * but values have changed for WinSock2 interface
44 */
45#define IP_TOS 3 /* old (winsock 1.1) value 8 */
46#define IP_TTL 4 /* old value 7 */
47#define IP_MULTICAST_IF 9 /* old value 2 */
48#define IP_MULTICAST_TTL 10 /* old value 3 */
49#define IP_MULTICAST_LOOP 11 /* old value 4 */
50#define IP_ADD_MEMBERSHIP 12 /* old value 5 */
51#define IP_DROP_MEMBERSHIP 13 /* old value 6 */
52#define IP_DONTFRAGMENT 14 /* old value 9 */
53#define IP_ADD_SOURCE_MEMBERSHIP 15
54#define IP_DROP_SOURCE_MEMBERSHIP 16
55#define IP_BLOCK_SOURCE 17
56#define IP_UNBLOCK_SOURCE 18
57#define IP_PKTINFO 19
58
59/*
60 * As with BSD implementation, IPPROTO_IPV6 level socket options have
61 * same values as IPv4 counterparts.
62 */
63#define IPV6_UNICAST_HOPS 4
64#define IPV6_MULTICAST_IF 9
65#define IPV6_MULTICAST_HOPS 10
66#define IPV6_MULTICAST_LOOP 11
67#define IPV6_ADD_MEMBERSHIP 12
68#define IPV6_DROP_MEMBERSHIP 13
69#define IPV6_JOIN_GROUP IPV6_ADD_MEMBERSHIP
70#define IPV6_LEAVE_GROUP IPV6_DROP_MEMBERSHIP
71#define IPV6_PKTINFO 19
72
73#define IP_DEFAULT_MULTICAST_TTL 1
74#define IP_DEFAULT_MULTICAST_LOOP 1
75#define IP_MAX_MEMBERSHIPS 20
76
77#define TCP_EXPEDITED_1122 2
78
79#define UDP_NOCHECKSUM 1
80
81/* INTERFACE_INFO iiFlags */
82#define IFF_UP 1
83#define IFF_BROADCAST 2
84#define IFF_LOOPBACK 4
85#define IFF_POINTTOPOINT 8
86#define IFF_MULTICAST 16
87
88#define SIO_GET_INTERFACE_LIST _IOR('t', 127, u_long)
89
90#define INET_ADDRSTRLEN 16
91#define INET6_ADDRSTRLEN 46
92
93/* getnameinfo constants */
94#define NI_MAXHOST 1025
95#define NI_MAXSERV 32
96
97#define NI_NOFQDN 0x01
98#define NI_NUMERICHOST 0x02
99#define NI_NAMEREQD 0x04
100#define NI_NUMERICSERV 0x08
101#define NI_DGRAM 0x10
102
103/* getaddrinfo constants */
104#define AI_PASSIVE 1
105#define AI_CANONNAME 2
106#define AI_NUMERICHOST 4
107
108/* getaddrinfo error codes */
109#define EAI_AGAIN WSATRY_AGAIN
110#define EAI_BADFLAGS WSAEINVAL
111#define EAI_FAIL WSANO_RECOVERY
112#define EAI_FAMILY WSAEAFNOSUPPORT
113#define EAI_MEMORY WSA_NOT_ENOUGH_MEMORY
114#define EAI_NODATA WSANO_DATA
115#define EAI_NONAME WSAHOST_NOT_FOUND
116#define EAI_SERVICE WSATYPE_NOT_FOUND
117#define EAI_SOCKTYPE WSAESOCKTNOSUPPORT
118
119/*
120 * ip_mreq also in winsock.h for WinSock1.1,
121 * but online msdn docs say it is defined here for WinSock2.
122 */
123
124struct ip_mreq {
125 struct in_addr imr_multiaddr;
126 struct in_addr imr_interface;
127};
128
129struct ip_mreq_source {
130 struct in_addr imr_multiaddr;
131 struct in_addr imr_sourceaddr;
132 struct in_addr imr_interface;
133};
134
135struct ip_msfilter {
136 struct in_addr imsf_multiaddr;
137 struct in_addr imsf_interface;
138 u_long imsf_fmode;
139 u_long imsf_numsrc;
140 struct in_addr imsf_slist[1];
141};
142
143#define IP_MSFILTER_SIZE(numsrc) \
144 (sizeof(struct ip_msfilter) - sizeof(struct in_addr) \
145 + (numsrc) * sizeof(struct in_addr))
146
147struct in_pktinfo {
148 IN_ADDR ipi_addr;
149 UINT ipi_ifindex;
150};
151typedef struct in_pktinfo IN_PKTINFO;
152
153
154/* ipv6 */
155/* These require XP or .NET Server or use of add-on IPv6 stacks on NT 4
156 or higher */
157
158/* This is based on the example given in RFC 2553 with stdint types
159 changed to BSD types. For now, use these field names until there
160 is some consistency in MS docs. In this file, we only use the
161 in6_addr structure start address, with casts to get the right offsets
162 when testing addresses */
163
164struct in6_addr {
165 union {
166 u_char _S6_u8[16];
167 u_short _S6_u16[8];
168 u_long _S6_u32[4];
169 } _S6_un;
170};
171/* s6_addr is the standard name */
172#define s6_addr _S6_un._S6_u8
173
174/* These are GLIBC names */
175#define s6_addr16 _S6_un._S6_u16
176#define s6_addr32 _S6_un._S6_u32
177
178/* These are used in some MS code */
179#define in_addr6 in6_addr
180#define _s6_bytes _S6_un._S6_u8
181#define _s6_words _S6_un._S6_u16
182
183typedef struct in6_addr IN6_ADDR, *PIN6_ADDR, *LPIN6_ADDR;
184
185struct sockaddr_in6 {
186 short sin6_family; /* AF_INET6 */
187 u_short sin6_port; /* transport layer port # */
188 u_long sin6_flowinfo; /* IPv6 traffic class & flow info */
189 struct in6_addr sin6_addr; /* IPv6 address */
190 u_long sin6_scope_id; /* set of interfaces for a scope */
191};
192typedef struct sockaddr_in6 SOCKADDR_IN6, *PSOCKADDR_IN6, *LPSOCKADDR_IN6;
193
194extern const struct in6_addr in6addr_any;
195extern const struct in6_addr in6addr_loopback;
196/* the above can get initialised using: */
197#define IN6ADDR_ANY_INIT { 0 }
198#define IN6ADDR_LOOPBACK_INIT { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 }
199
200/* Described in RFC 2292, but not in 2553 */
201/* int IN6_ARE_ADDR_EQUAL(const struct in6_addr * a, const struct in6_addr * b) */
202#define IN6_ARE_ADDR_EQUAL(a, b) \
203 (memcmp ((void*)(a), (void*)(b), sizeof (struct in6_addr)) == 0)
204
205
206/* Address Testing Macros
207
208 These macro functions all take const struct in6_addr* as arg.
209 Static inlines would allow type checking, but RFC 2553 says they
210 macros.
211 NB: These are written specifically for little endian host */
212
213#define IN6_IS_ADDR_UNSPECIFIED(_addr) \
214 ( (((const u_long *)(_addr))[0] == 0) \
215 && (((const u_long *)(_addr))[1] == 0) \
216 && (((const u_long *)(_addr))[2] == 0) \
217 && (((const u_long *)(_addr))[3] == 0))
218
219#define IN6_IS_ADDR_LOOPBACK(_addr) \
220 ( (((const u_long *)(_addr))[0] == 0) \
221 && (((const u_long *)(_addr))[1] == 0) \
222 && (((const u_long *)(_addr))[2] == 0) \
223 && (((const u_long *)(_addr))[3] == 0x01000000)) /* Note byte order reversed */
224/* (((const u_long *)(_addr))[3] == ntohl(1)) */
225
226#define IN6_IS_ADDR_MULTICAST(_addr) (((const u_char *) (_addr))[0] == 0xff)
227
228#define IN6_IS_ADDR_LINKLOCAL(_addr) \
229 ( (((const u_char *)(_addr))[0] == 0xfe) \
230 && ((((const u_char *)(_addr))[1] & 0xc0) == 0x80))
231
232#define IN6_IS_ADDR_SITELOCAL(_addr) \
233 ( (((const u_char *)(_addr))[0] == 0xfe) \
234 && ((((const u_char *)(_addr))[1] & 0xc0) == 0xc0))
235
236#define IN6_IS_ADDR_V4MAPPED(_addr) \
237 ( (((const u_long *)(_addr))[0] == 0) \
238 && (((const u_long *)(_addr))[1] == 0) \
239 && (((const u_long *)(_addr))[2] == 0xffff0000)) /* Note byte order reversed */
240/* (((const u_long *)(_addr))[2] == ntohl(0x0000ffff))) */
241
242#define IN6_IS_ADDR_V4COMPAT(_addr) \
243 ( (((const u_long *)(_addr))[0] == 0) \
244 && (((const u_long *)(_addr))[1] == 0) \
245 && (((const u_long *)(_addr))[2] == 0) \
246 && (((const u_long *)(_addr))[3] != 0) \
247 && (((const u_long *)(_addr))[3] != 0x01000000)) /* Note byte order reversed */
248/* (ntohl (((const u_long *)(_addr))[3]) > 1 ) */
249
250
251#define IN6_IS_ADDR_MC_NODELOCAL(_addr) \
252 ( IN6_IS_ADDR_MULTICAST(_addr) \
253 && ((((const u_char *)(_addr))[1] & 0xf) == 0x1))
254
255#define IN6_IS_ADDR_MC_LINKLOCAL(_addr) \
256 ( IN6_IS_ADDR_MULTICAST (_addr) \
257 && ((((const u_char *)(_addr))[1] & 0xf) == 0x2))
258
259#define IN6_IS_ADDR_MC_SITELOCAL(_addr) \
260 ( IN6_IS_ADDR_MULTICAST(_addr) \
261 && ((((const u_char *)(_addr))[1] & 0xf) == 0x5))
262
263#define IN6_IS_ADDR_MC_ORGLOCAL(_addr) \
264 ( IN6_IS_ADDR_MULTICAST(_addr) \
265 && ((((const u_char *)(_addr))[1] & 0xf) == 0x8))
266
267#define IN6_IS_ADDR_MC_GLOBAL(_addr) \
268 ( IN6_IS_ADDR_MULTICAST(_addr) \
269 && ((((const u_char *)(_addr))[1] & 0xf) == 0xe))
270
271
272typedef int socklen_t;
273
274struct ipv6_mreq {
275 struct in6_addr ipv6mr_multiaddr;
276 unsigned int ipv6mr_interface;
277};
278typedef struct ipv6_mreq IPV6_MREQ;
279
280struct in6_pktinfo {
281 IN6_ADDR ipi6_addr;
282 UINT ipi6_ifindex;
283};
284typedef struct in6_pktinfo IN6_PKTINFO;
285
286struct addrinfo {
287 int ai_flags;
288 int ai_family;
289 int ai_socktype;
290 int ai_protocol;
291 size_t ai_addrlen;
292 char *ai_canonname;
293 struct sockaddr *ai_addr;
294 struct addrinfo *ai_next;
295};
296
297#if (_WIN32_WINNT >= 0x0501)
298void WSAAPI freeaddrinfo (struct addrinfo*);
299int WSAAPI getaddrinfo (const char*,const char*,const struct addrinfo*,
300 struct addrinfo**);
301int WSAAPI getnameinfo(const struct sockaddr*,socklen_t,char*,DWORD,
302 char*,DWORD,int);
303#else
304/* FIXME: Need WS protocol-independent API helpers. */
305#endif
306
307static __inline char*
308gai_strerrorA(int ecode)
309{
310 static char message[1024+1];
311 DWORD dwFlags = FORMAT_MESSAGE_FROM_SYSTEM
312 | FORMAT_MESSAGE_IGNORE_INSERTS
313 | FORMAT_MESSAGE_MAX_WIDTH_MASK;
314 DWORD dwLanguageId = MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT);
315 FormatMessageA(dwFlags, NULL, ecode, dwLanguageId, (LPSTR)message, 1024, NULL);
316 return message;
317}
318static __inline WCHAR*
319gai_strerrorW(int ecode)
320{
321 static WCHAR message[1024+1];
322 DWORD dwFlags = FORMAT_MESSAGE_FROM_SYSTEM
323 | FORMAT_MESSAGE_IGNORE_INSERTS
324 | FORMAT_MESSAGE_MAX_WIDTH_MASK;
325 DWORD dwLanguageId = MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT);
326 FormatMessageW(dwFlags, NULL, ecode, dwLanguageId, (LPWSTR)message, 1024, NULL);
327 return message;
328}
329#ifdef UNICODE
330#define gai_strerror gai_strerrorW
331#else
332#define gai_strerror gai_strerrorA
333#endif
334
335/* Some older IPv4/IPv6 compatibility stuff */
336
337/* This struct lacks sin6_scope_id; retained for use in sockaddr_gen */
338struct sockaddr_in6_old {
339 short sin6_family;
340 u_short sin6_port;
341 u_long sin6_flowinfo;
342 struct in6_addr sin6_addr;
343};
344
345typedef union sockaddr_gen{
346 struct sockaddr Address;
347 struct sockaddr_in AddressIn;
348 struct sockaddr_in6_old AddressIn6;
349} sockaddr_gen;
350
351
352typedef struct _INTERFACE_INFO {
353 u_long iiFlags;
354 sockaddr_gen iiAddress;
355 sockaddr_gen iiBroadcastAddress;
356 sockaddr_gen iiNetmask;
357} INTERFACE_INFO, *LPINTERFACE_INFO;
358
359/*
360 The definition above can cause problems on NT4,prior to sp4.
361 To workaround, include the following struct and typedef and
362 #define INTERFACE_INFO OLD_INTERFACE_INFO
363 See: FIX: WSAIoctl SIO_GET_INTERFACE_LIST Option Problem
364 (Q181520) in MSDN KB.
365
366 The old definition causes problems on newer NT and on XP.
367
368typedef struct _OLD_INTERFACE_INFO {
369 u_long iiFlags;
370 struct sockaddr iiAddress;
371 struct sockaddr iiBroadcastAddress;
372 struct sockaddr iiNetmask;
373} OLD_INTERFACE_INFO;
374*/
375
376#ifdef __cplusplus
377}
378#endif
379#endif
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