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+
|
@end
#endif
bool
of_udp_socket_address_equal(of_udp_socket_address_t *address1,
of_udp_socket_address_t *address2)
{
struct sockaddr_in *sin_1, *sin_2;
struct sockaddr_in *addrIn1, *addrIn2;
#ifdef HAVE_IPV6
struct sockaddr_in6 *sin6_1, *sin6_2;
struct sockaddr_in6 *addrIn6_1, *addrIn6_2;
#endif
if (address1->address.ss_family != address2->address.ss_family)
return false;
switch (address1->address.ss_family) {
case AF_INET:
#if !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
if (address1->length < (socklen_t)sizeof(struct sockaddr_in) ||
address2->length < (socklen_t)sizeof(struct sockaddr_in))
@throw [OFInvalidArgumentException exception];
#else
if (address1->length < 8 || address2->length < 8)
@throw [OFInvalidArgumentException exception];
#endif
sin_1 = (struct sockaddr_in *)&address1->address;
sin_2 = (struct sockaddr_in *)&address2->address;
addrIn1 = (struct sockaddr_in *)&address1->address;
addrIn2 = (struct sockaddr_in *)&address2->address;
if (sin_1->sin_port != sin_2->sin_port)
if (addrIn1->sin_port != addrIn2->sin_port)
return false;
if (sin_1->sin_addr.s_addr != sin_2->sin_addr.s_addr)
if (addrIn1->sin_addr.s_addr != addrIn2->sin_addr.s_addr)
return false;
break;
#ifdef HAVE_IPV6
case AF_INET6:
if (address1->length < sizeof(struct sockaddr_in6) ||
address2->length < sizeof(struct sockaddr_in6))
@throw [OFInvalidArgumentException exception];
sin6_1 = (struct sockaddr_in6 *)&address1->address;
sin6_2 = (struct sockaddr_in6 *)&address2->address;
addrIn6_1 = (struct sockaddr_in6 *)&address1->address;
addrIn6_2 = (struct sockaddr_in6 *)&address2->address;
if (sin6_1->sin6_port != sin6_2->sin6_port)
if (addrIn6_1->sin6_port != addrIn6_2->sin6_port)
return false;
if (memcmp(sin6_1->sin6_addr.s6_addr,
sin6_2->sin6_addr.s6_addr,
sizeof(sin6_1->sin6_addr.s6_addr)) != 0)
if (memcmp(addrIn6_1->sin6_addr.s6_addr,
addrIn6_2->sin6_addr.s6_addr,
sizeof(addrIn6_1->sin6_addr.s6_addr)) != 0)
return false;
break;
#endif
default:
@throw [OFInvalidArgumentException exception];
}
return true;
}
uint32_t
of_udp_socket_address_hash(of_udp_socket_address_t *address)
{
uint32_t hash = of_hash_seed;
struct sockaddr_in *sin;
struct sockaddr_in *addrIn;
#ifdef HAVE_IPV6
struct sockaddr_in6 *sin6;
struct sockaddr_in6 *addrIn6;
uint32_t subhash;
#endif
hash += address->address.ss_family;
switch (address->address.ss_family) {
case AF_INET:
#if !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
if (address->length < (socklen_t)sizeof(struct sockaddr_in))
@throw [OFInvalidArgumentException exception];
#else
if (address->length < 8)
@throw [OFInvalidArgumentException exception];
#endif
sin = (struct sockaddr_in *)&address->address;
addrIn = (struct sockaddr_in *)&address->address;
hash += (sin->sin_port << 1);
hash ^= sin->sin_addr.s_addr;
hash += (addrIn->sin_port << 1);
hash ^= addrIn->sin_addr.s_addr;
break;
#ifdef HAVE_IPV6
case AF_INET6:
if (address->length < sizeof(struct sockaddr_in6))
@throw [OFInvalidArgumentException exception];
sin6 = (struct sockaddr_in6 *)&address->address;
addrIn6 = (struct sockaddr_in6 *)&address->address;
hash += (sin6->sin6_port << 1);
hash += (addrIn6->sin6_port << 1);
OF_HASH_INIT(subhash);
for (size_t i = 0; i < sizeof(sin6->sin6_addr.s6_addr); i++)
OF_HASH_ADD(subhash, sin6->sin6_addr.s6_addr[i]);
for (size_t i = 0; i < sizeof(addrIn6->sin6_addr.s6_addr); i++)
OF_HASH_ADD(subhash, adrIn6->sin6_addr.s6_addr[i]);
OF_HASH_FINALIZE(subhash);
hash ^= subhash;
break;
#endif
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