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newlib/winsup/w32api/include/ws2tcpip.h
Danny Smith d34d3da637 * include/ws2tcpip.h (getaddrinfo, freeaddrinfo, getnameinfo): 
Guard with _WIN32_WINNT >= 0x0501. Add FIXME comment.
	* gai_strerror[AW]: Put into #if 0 block.
2005-03-07 08:32:24 +00:00

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/*
* ws2tcpip.h : TCP/IP specific extensions in Windows Sockets 2
*
* Portions Copyright (c) 1980, 1983, 1988, 1993
* The Regents of the University of California. All rights reserved.
*
*/
#ifndef _WS2TCPIP_H
#define _WS2TCPIP_H
#if __GNUC__ >=3
#pragma GCC system_header
#endif
#if (defined _WINSOCK_H && !defined _WINSOCK2_H)
#error "ws2tcpip.h is not compatable with winsock.h. Include winsock2.h instead."
#endif
#include <winsock2.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* The IP_* macros are also defined in winsock.h, but some values are different there.
* The values defined in winsock.h for 1.1 and used in wsock32.dll are consistent
* with the original values Steve Deering defined in his document "IP Multicast Extensions
* for 4.3BSD UNIX related systems (MULTICAST 1.2 Release)." However, these conflicted with
* the definitions for some IPPROTO_IP level socket options already assigned by BSD,
* so Berkeley changed all the values by adding 7. WinSock2 (ws2_32.dll) uses
* the BSD 4.4 compatible values defined here.
*
* See also: msdn kb article Q257460
* http://support.microsoft.com/support/kb/articles/Q257/4/60.asp
*/
/* This is also defined in winsock.h; value hasn't changed */
#define IP_OPTIONS 1
#define IP_HDRINCL 2
/*
* These are also be defined in winsock.h,
* but values have changed for WinSock2 interface
*/
#define IP_TOS 3 /* old (winsock 1.1) value 8 */
#define IP_TTL 4 /* old value 7 */
#define IP_MULTICAST_IF 9 /* old value 2 */
#define IP_MULTICAST_TTL 10 /* old value 3 */
#define IP_MULTICAST_LOOP 11 /* old value 4 */
#define IP_ADD_MEMBERSHIP 12 /* old value 5 */
#define IP_DROP_MEMBERSHIP 13 /* old value 6 */
#define IP_DONTFRAGMENT 14 /* old value 9 */
#define IP_ADD_SOURCE_MEMBERSHIP 15
#define IP_DROP_SOURCE_MEMBERSHIP 16
#define IP_BLOCK_SOURCE 17
#define IP_UNBLOCK_SOURCE 18
#define IP_PKTINFO 19
/*
* As with BSD implementation, IPPROTO_IPV6 level socket options have
* same values as IPv4 counterparts.
*/
#define IPV6_UNICAST_HOPS 4
#define IPV6_MULTICAST_IF 9
#define IPV6_MULTICAST_HOPS 10
#define IPV6_MULTICAST_LOOP 11
#define IPV6_ADD_MEMBERSHIP 12
#define IPV6_DROP_MEMBERSHIP 13
#define IPV6_JOIN_GROUP IPV6_ADD_MEMBERSHIP
#define IPV6_LEAVE_GROUP IPV6_DROP_MEMBERSHIP
#define IPV6_PKTINFO 19
#define IP_DEFAULT_MULTICAST_TTL 1
#define IP_DEFAULT_MULTICAST_LOOP 1
#define IP_MAX_MEMBERSHIPS 20
#define TCP_EXPEDITED_1122 2
#define UDP_NOCHECKSUM 1
/* INTERFACE_INFO iiFlags */
#define IFF_UP 1
#define IFF_BROADCAST 2
#define IFF_LOOPBACK 4
#define IFF_POINTTOPOINT 8
#define IFF_MULTICAST 16
#define SIO_GET_INTERFACE_LIST _IOR('t', 127, u_long)
#define INET_ADDRSTRLEN 16
#define INET6_ADDRSTRLEN 46
/* getnameinfo constants */
#define NI_MAXHOST 1025
#define NI_MAXSERV 32
#define NI_NOFQDN 0x01
#define NI_NUMERICHOST 0x02
#define NI_NAMEREQD 0x04
#define NI_NUMERICSERV 0x08
#define NI_DGRAM 0x10
/* getaddrinfo constants */
#define AI_PASSIVE 1
#define AI_CANONNAME 2
#define AI_NUMERICHOST 4
/* getaddrinfo error codes */
#define EAI_AGAIN WSATRY_AGAIN
#define EAI_BADFLAGS WSAEINVAL
#define EAI_FAIL WSANO_RECOVERY
#define EAI_FAMILY WSAEAFNOSUPPORT
#define EAI_MEMORY WSA_NOT_ENOUGH_MEMORY
#define EAI_NODATA WSANO_DATA
#define EAI_NONAME WSAHOST_NOT_FOUND
#define EAI_SERVICE WSATYPE_NOT_FOUND
#define EAI_SOCKTYPE WSAESOCKTNOSUPPORT
/*
* ip_mreq also in winsock.h for WinSock1.1,
* but online msdn docs say it is defined here for WinSock2.
*/
struct ip_mreq {
struct in_addr imr_multiaddr;
struct in_addr imr_interface;
};
struct ip_mreq_source {
struct in_addr imr_multiaddr;
struct in_addr imr_sourceaddr;
struct in_addr imr_interface;
};
struct ip_msfilter {
struct in_addr imsf_multiaddr;
struct in_addr imsf_interface;
u_long imsf_fmode;
u_long imsf_numsrc;
struct in_addr imsf_slist[1];
};
#define IP_MSFILTER_SIZE(numsrc) \
(sizeof(struct ip_msfilter) - sizeof(struct in_addr) \
+ (numsrc) * sizeof(struct in_addr))
struct in_pktinfo {
IN_ADDR ipi_addr;
UINT ipi_ifindex;
};
typedef struct in_pktinfo IN_PKTINFO;
/* ipv6 */
/* These require XP or .NET Server or use of add-on IPv6 stacks on NT 4
or higher */
/* This is based on the example given in RFC 2553 with stdint types
changed to BSD types. For now, use these field names until there
is some consistency in MS docs. In this file, we only use the
in6_addr structure start address, with casts to get the right offsets
when testing addresses */
struct in6_addr {
union {
u_char _S6_u8[16];
u_short _S6_u16[8];
u_long _S6_u32[4];
} _S6_un;
};
/* s6_addr is the standard name */
#define s6_addr _S6_un._S6_u8
/* These are GLIBC names */
#define s6_addr16 _S6_un._S6_u16
#define s6_addr32 _S6_un._S6_u16
/* These are used in some MS code */
#define in_addr6 in6_addr
#define _s6_bytes _S6_un._S6_u8
#define _s6_words _S6_un._S6_u16
typedef struct in6_addr IN6_ADDR, *PIN6_ADDR, *LPIN6_ADDR;
struct sockaddr_in6 {
short sin6_family; /* AF_INET6 */
u_short sin6_port; /* transport layer port # */
u_long sin6_flowinfo; /* IPv6 traffic class & flow info */
struct in6_addr sin6_addr; /* IPv6 address */
u_long sin6_scope_id; /* set of interfaces for a scope */
};
typedef struct sockaddr_in6 SOCKADDR_IN6, *PSOCKADDR_IN6, *LPSOCKADDR_IN6;
extern const struct in6_addr in6addr_any;
extern const struct in6_addr in6addr_loopback;
/* the above can get initialised using: */
#define IN6ADDR_ANY_INIT { 0 }
#define IN6ADDR_LOOPBACK_INIT { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 }
/* Described in RFC 2292, but not in 2553 */
/* int IN6_ARE_ADDR_EQUAL(const struct in6_addr * a, const struct in6_addr * b) */
#define IN6_ARE_ADDR_EQUAL(a, b) \
(memcmp ((void*)(a), (void*)(b), sizeof (struct in6_addr)) == 0)
/* Address Testing Macros
These macro functions all take const struct in6_addr* as arg.
Static inlines would allow type checking, but RFC 2553 says they
macros.
NB: These are written specifically for little endian host */
#define IN6_IS_ADDR_UNSPECIFIED(_addr) \
( (((const u_long *)(_addr))[0] == 0) \
&& (((const u_long *)(_addr))[1] == 0) \
&& (((const u_long *)(_addr))[2] == 0) \
&& (((const u_long *)(_addr))[3] == 0))
#define IN6_IS_ADDR_LOOPBACK(_addr) \
( (((const u_long *)(_addr))[0] == 0) \
&& (((const u_long *)(_addr))[1] == 0) \
&& (((const u_long *)(_addr))[2] == 0) \
&& (((const u_long *)(_addr))[3] == 0x01000000)) /* Note byte order reversed */
/* (((const u_long *)(_addr))[3] == ntohl(1)) */
#define IN6_IS_ADDR_MULTICAST(_addr) (((const u_char *) (_addr))[0] == 0xff)
#define IN6_IS_ADDR_LINKLOCAL(_addr) \
( (((const u_char *)(_addr))[0] == 0xfe) \
&& ((((const u_char *)(_addr))[1] & 0xc0) == 0x80))
#define IN6_IS_ADDR_SITELOCAL(_addr) \
( (((const u_char *)(_addr))[0] == 0xfe) \
&& ((((const u_char *)(_addr))[1] & 0xc0) == 0xc0))
#define IN6_IS_ADDR_V4MAPPED(_addr) \
( (((const u_long *)(_addr))[0] == 0) \
&& (((const u_long *)(_addr))[1] == 0) \
&& (((const u_long *)(_addr))[2] == 0xffff0000)) /* Note byte order reversed */
/* (((const u_long *)(_addr))[2] == ntohl(0x0000ffff))) */
#define IN6_IS_ADDR_V4COMPAT(_addr) \
( (((const u_long *)(_addr))[0] == 0) \
&& (((const u_long *)(_addr))[1] == 0) \
&& (((const u_long *)(_addr))[2] == 0) \
&& (((const u_long *)(_addr))[3] != 0) \
&& (((const u_long *)(_addr))[3] != 0x01000000)) /* Note byte order reversed */
/* (ntohl (((const u_long *)(_addr))[3]) > 1 ) */
#define IN6_IS_ADDR_MC_NODELOCAL(_addr) \
( IN6_IS_ADDR_MULTICAST(_addr) \
&& ((((const u_char *)(_addr))[1] & 0xf) == 0x1))
#define IN6_IS_ADDR_MC_LINKLOCAL(_addr) \
( IN6_IS_ADDR_MULTICAST (_addr) \
&& ((((const u_char *)(_addr))[1] & 0xf) == 0x2))
#define IN6_IS_ADDR_MC_SITELOCAL(_addr) \
( IN6_IS_ADDR_MULTICAST(_addr) \
&& ((((const u_char *)(_addr))[1] & 0xf) == 0x5))
#define IN6_IS_ADDR_MC_ORGLOCAL(_addr) \
( IN6_IS_ADDR_MULTICAST(_addr) \
&& ((((const u_char *)(_addr))[1] & 0xf) == 0x8))
#define IN6_IS_ADDR_MC_GLOBAL(_addr) \
( IN6_IS_ADDR_MULTICAST(_addr) \
&& ((((const u_char *)(_addr))[1] & 0xf) == 0xe))
typedef int socklen_t;
struct ipv6_mreq {
struct in6_addr ipv6mr_multiaddr;
unsigned int ipv6mr_interface;
};
typedef struct ipv6_mreq IPV6_MREG;
struct in6_pktinfo {
IN6_ADDR ipi6_addr;
UINT ipi6_ifindex;
};
typedef struct in6_pktinfo IN6_PKTINFO;
struct addrinfo {
int ai_flags;
int ai_family;
int ai_socktype;
int ai_protocol;
size_t ai_addrlen;
char *ai_canonname;
struct sockaddr *ai_addr;
struct addrinfo *ai_next;
};
#if (_WIN32_WINNT >= 0x0501)
void WSAAPI freeaddrinfo (struct addrinfo*);
int WSAAPI getaddrinfo (const char*,const char*,const struct addrinfo*,
struct addrinfo**);
int WSAAPI getnameinfo(const struct sockaddr*,socklen_t,char*,DWORD,
char*,DWORD,int);
#else
/* FIXME: Need WS protocol-independent API helpers. */
#endif
#if 0
/* These are not exported from any known w32api library. Are they
implemented as macros or inline finctions? */
char* WSAAPI gai_strerrorA(int);
WCHAR* WSAAPI gai_strerrorW(int);
#ifdef UNICODE
#define gai_strerror gai_strerrorW
#else
#define gai_strerror gai_strerrorA
#endif /* UNICODE */
#endif /* 0 */
/* Some older IPv4/IPv6 compatability stuff */
/* This struct lacks sin6_scope_id; retained for use in sockaddr_gen */
struct sockaddr_in6_old {
short sin6_family;
u_short sin6_port;
u_long sin6_flowinfo;
struct in6_addr sin6_addr;
};
typedef union sockaddr_gen{
struct sockaddr Address;
struct sockaddr_in AddressIn;
struct sockaddr_in6_old AddressIn6;
} sockaddr_gen;
typedef struct _INTERFACE_INFO {
u_long iiFlags;
sockaddr_gen iiAddress;
sockaddr_gen iiBroadcastAddress;
sockaddr_gen iiNetmask;
} INTERFACE_INFO, *LPINTERFACE_INFO;
/*
The definition above can cause problems on NT4,prior to sp4.
To workaround, include the following struct and typedef and
#define INTERFACE_INFO OLD_INTERFACE_INFO
See: FIX: WSAIoctl SIO_GET_INTERFACE_LIST Option Problem
(Q181520) in MSDN KB.
The old definition causes problems on newer NT and on XP.
typedef struct _OLD_INTERFACE_INFO {
u_long iiFlags;
struct sockaddr iiAddress;
struct sockaddr iiBroadcastAddress;
struct sockaddr iiNetmask;
} OLD_INTERFACE_INFO;
*/
#ifdef __cplusplus
}
#endif
#endif /* _WS2TCPIP_H */
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