in6_is_addr_linklocal.c « ws2tcpip « libsrc « mingw « libc « lib - zig - General-purpose programming language and toolchain for maintaining robust, optimal, and reusable software. https://ziglang.org

General-purpose programming language and toolchain for maintaining robust, optimal, and reusable software. https://ziglang.org

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path: root/lib/libc/mingw/libsrc/ws2tcpip/in6_is_addr_linklocal.c

blob: c4f7018baecf6ac629ba469cbfc74246c3eb2423 (plain)

#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#undef  __CRT__NO_INLINE
#define __CRT__NO_INLINE
#include <winsock2.h>
#include <ws2tcpip.h>

int IN6_IS_ADDR_LINKLOCAL(const struct in6_addr *a)
{
	return ((a->s6_bytes[0] == 0xfe) &&
		((a->s6_bytes[1] & 0xc0) == 0x80));
}