diff options
Diffstat (limited to 'winsup/cygwin/include/cygwin/in6.h')
| -rw-r--r-- | winsup/cygwin/include/cygwin/in6.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/winsup/cygwin/include/cygwin/in6.h b/winsup/cygwin/include/cygwin/in6.h new file mode 100644 index 00000000000..ef73588f49c --- /dev/null +++ b/winsup/cygwin/include/cygwin/in6.h @@ -0,0 +1,119 @@ +/* cygwin/in6.h + + Copyright 2006 Red Hat, Inc. + +This file is part of Cygwin. + +This software is a copyrighted work licensed under the terms of the +Cygwin license. Please consult the file "CYGWIN_LICENSE" for +details. */ + +/* NOTE: This file is NOT for direct inclusion. Use netinet/in.h. */ + +#ifndef _CYGWIN_IN6_H +#define _CYGWIN_IN6_H + +#define INET6_ADDRSTRLEN 46 + +#define IN6_ARE_ADDR_EQUAL(a, b) \ + (((const uint32_t *)(a))[0] == ((const uint32_t *)(b))[0] \ + && ((const uint32_t *)(a))[1] == ((const uint32_t *)(b))[1] \ + && ((const uint32_t *)(a))[2] == ((const uint32_t *)(b))[2] \ + && ((const uint32_t *)(a))[3] == ((const uint32_t *)(b))[3]) + +#define IN6_IS_ADDR_UNSPECIFIED(addr) \ + (((const uint32_t *)(addr))[0] == 0 \ + && ((const uint32_t *)(addr))[1] == 0 \ + && ((const uint32_t *)(addr))[2] == 0 \ + && ((const uint32_t *)(addr))[3] == 0) + +#define IN6_IS_ADDR_LOOPBACK(addr) \ + (((const uint32_t *)(addr))[0] == 0 \ + && ((const uint32_t *)(addr))[1] == 0 \ + && ((const uint32_t *)(addr))[2] == 0 \ + && ((const uint32_t *)(addr))[3] == htonl (1)) + +#define IN6_IS_ADDR_MULTICAST(addr) (((const uint8_t *) (addr))[0] == 0xff) + +#define IN6_IS_ADDR_LINKLOCAL(addr) \ + ((((const uint16_t *)(addr))[0] & htons (0xffc0)) == htons (0xfe80)) + +#define IN6_IS_ADDR_SITELOCAL(addr) \ + ((((const uint16_t *)(addr))[0] & htons (0xffc0)) == htons (0xfec0)) + +#define IN6_IS_ADDR_V4MAPPED(addr) \ + (((const uint32_t *)(addr))[0] == 0 \ + && ((const uint32_t *)(addr))[1] == 0 \ + && ((const uint32_t *)(addr))[2] == htonl (0xffff)) + +#define IN6_IS_ADDR_V4COMPAT(addr) \ + (((const uint32_t *)(addr))[0] == 0 \ + && ((const uint32_t *)(addr))[1] == 0 \ + && ((const uint32_t *)(addr))[2] == 0 \ + && ntohl (((const uint32_t *)(addr))[3]) > 1) + +#define IN6_IS_ADDR_MC_NODELOCAL(addr) \ + (IN6_IS_ADDR_MULTICAST(addr) \ + && (((const uint8_t *)(addr))[1] & 0xf) == 0x1) + +#define IN6_IS_ADDR_MC_LINKLOCAL(addr) \ + (IN6_IS_ADDR_MULTICAST (addr) \ + && (((const uint8_t *)(addr))[1] & 0xf) == 0x2) + +#define IN6_IS_ADDR_MC_SITELOCAL(addr) \ + (IN6_IS_ADDR_MULTICAST(addr) \ + && (((const uint8_t *)(addr))[1] & 0xf) == 0x5) + +#define IN6_IS_ADDR_MC_ORGLOCAL(addr) \ + (IN6_IS_ADDR_MULTICAST(addr) \ + && (((const uint8_t *)(addr))[1] & 0xf) == 0x8) + +#define IN6_IS_ADDR_MC_GLOBAL(addr) \ + (IN6_IS_ADDR_MULTICAST(addr) \ + && (((const uint8_t *)(addr))[1] & 0xf) == 0xe) + +struct in6_addr +{ + union + { + uint8_t __s6_addr_u[16]; + uint16_t __s6_addr16[8]; + uint32_t __s6_addr32[4]; + } __u6; +#define s6_addr __u6.__s6_addr +#define s6_addr16 __u6.__s6_addr16 +#define s6_addr32 __u6.__s6_addr32 +}; + +struct ipv6_mreq +{ + struct in6_addr ipv6mr_multiaddr; + unsigned int ipv6mr_interface; +}; + +struct in6_pktinfo +{ + struct in6_addr ipi6_addr; + unsigned int ipi6_ifindex; +}; + +#ifdef __INSIDE_CYGWIN__ +typedef uint16_t in_port_t; +#endif + +struct sockaddr_in6 +{ + sa_family_t sin6_family; /* AF_INET6 */ + in_port_t sin6_port; /* Port number. */ + uint32_t sin6_flowinfo; /* Traffic class and flow inf. */ + struct in6_addr sin6_addr; /* IPv6 address. */ + uint32_t sin6_scope_id; /* Set of interfaces for a scope. */ +}; + +#define IN6ADDR_ANY_INIT { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } +#define IN6ADDR_LOOPBACK_INIT { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } + +extern const struct in6_addr in6addr_any; +extern const struct in6_addr in6addr_loopback; + +#endif /* _CYGWIN_IN6_H */ |