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fixing -Wstrict-aliasing (try 2)

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[anp/hsw] 2024-08-16 09:50:26 +07:00
parent 1224206f40
commit 479ff56a6b
1 changed files with 7 additions and 3 deletions
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10
tpws/helpers.c
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@ -167,9 +167,13 @@ bool saconvmapped(struct sockaddr_storage *a)
bool is_localnet(const struct sockaddr *a)
{
// 127.0.0.0/8, ::1 = localhost
return (a->sa_family==AF_INET && IN_LOOPBACK(((struct sockaddr_in *)a)->sin_addr.s_addr)) ||
(a->sa_family==AF_INET6 && IN6_IS_ADDR_LOOPBACK(((struct sockaddr_in6 *)a)->sin6_addr.s6_addr));
// match 127.0.0.0/8, 0.0.0.0, ::1, ::0, :ffff:127.0.0.0/104, :ffff:0.0.0.0
return (a->sa_family==AF_INET && (IN_LOOPBACK(((struct sockaddr_in *)a)->sin_addr.s_addr) ||
INADDR_ANY == (((struct sockaddr_in *)a)->sin_addr.s_addr))) ||
(a->sa_family==AF_INET6 && ((IN6_IS_ADDR_LOOPBACK(((struct sockaddr_in6 *)a)->sin6_addr.s6_addr)) ||
IN6_IS_ADDR_UNSPECIFIED((((struct sockaddr_in6 *)a)->sin6_addr.s6_addr)) ||
(saismapped((struct sockaddr_in6 *)a) && (IN_LOOPBACK(IN6_EXTRACT_MAP4(((struct sockaddr_in6*)a)->sin6_addr.s6_addr)) ||
INADDR_ANY == IN6_EXTRACT_MAP4(((struct sockaddr_in6*)a)->sin6_addr.s6_addr)))));
}
bool is_linklocal(const struct sockaddr_in6 *a)
{