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#import "socket.h"
#import "socket_helpers.h"
@implementation OFUDPSocket
@dynamic delegate;
- (uint16_t)of_bindToAddress: (of_socket_address_t *)address
extraType: (int)extraType OF_DIRECT
{
void *pool = objc_autoreleasePoolPush();
OFString *host;
SOCK_DGRAM | SOCK_CLOEXEC | extraType, 0)) == INVALID_SOCKET) {
host = of_socket_address_ip_string(address, &port);
@throw [OFBindFailedException
exceptionWithHost: host
port: port
socket: self
errNo: of_socket_errno()];
}
if (of_socket_address_get_port(address) != 0) {
#endif
if (bind(_socket, &address->sockaddr.sockaddr,
address->length) != 0) {
int errNo = of_socket_errno();
closesocket(_socket);
_socket = INVALID_SOCKET;
host = of_socket_address_ip_string(address, &port);
@throw [OFBindFailedException exceptionWithHost: host
port: port
socket: self
errNo: errNo];
of_socket_address_set_port(address, rnd);
if ((ret = bind(_socket, &address->sockaddr.sockaddr,
address->length)) == 0) {
port = rnd;
break;
}
if (of_socket_errno() != EADDRINUSE) {
int errNo = of_socket_errno();
closesocket(_socket);
_socket = INVALID_SOCKET;
host = of_socket_address_ip_string(
address, &port);
if ((port = of_socket_address_get_port(address)) > 0)
return port;
#if !defined(OF_HPUX) && !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
memset(address, 0, sizeof(*address));
address->length = (socklen_t)sizeof(address->sockaddr);
if (of_getsockname(_socket, &address->sockaddr.sockaddr,
&address->length) != 0) {
int errNo = of_socket_errno();
closesocket(_socket);
_socket = INVALID_SOCKET;
host = of_socket_address_ip_string(address, &port);
@throw [OFBindFailedException exceptionWithHost: host
port: port
socket: self
errNo: errNo];
host = of_socket_address_ip_string(address, &port);
@throw [OFBindFailedException exceptionWithHost: host
port: port
socket: self
errNo: EAFNOSUPPORT];
host = of_socket_address_ip_string(address, &port);
@throw [OFBindFailedException exceptionWithHost: host
port: port
socket: self
errNo: EADDRNOTAVAIL];
of_socket_address_t address;
if (_socket != INVALID_SOCKET)
@throw [OFAlreadyConnectedException exceptionWithSocket: self];
socketAddresses = [[OFThread DNSResolver]
resolveAddressesForHost: host
addressFamily: OF_SOCKET_ADDRESS_FAMILY_ANY];
address = *(of_socket_address_t *)[socketAddresses itemAtIndex: 0];
of_socket_address_set_port(&address, port);
port = [self of_bindToAddress: &address extraType: 0];
objc_autoreleasePoolPop(pool);
return port;
}
@end
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#import "socket.h"
#import "socket_helpers.h"
@implementation OFUDPSocket
@dynamic delegate;
- (uint16_t)of_bindToAddress: (OFSocketAddress *)address
extraType: (int)extraType OF_DIRECT
{
void *pool = objc_autoreleasePoolPush();
uint16_t port;
#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
int flags;
#endif
if ((_socket = socket(address->sockaddr.sockaddr.sa_family,
SOCK_DGRAM | SOCK_CLOEXEC | extraType, 0)) == INVALID_SOCKET)
@throw [OFBindFailedException
exceptionWithHost: OFSocketAddressString(address)
port: OFSocketAddressPort(address)
socket: self
errNo: of_socket_errno()];
_canBlock = true;
#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
/* {} needed to avoid warning with Clang 10 if next #if is false. */
if ((flags = fcntl(_socket, F_GETFD, 0)) != -1) {
fcntl(_socket, F_SETFD, flags | FD_CLOEXEC);
}
#endif
#if defined(OF_HPUX) || defined(OF_WII) || defined(OF_NINTENDO_3DS)
if (OFSocketAddressPort(address) != 0) {
#endif
if (bind(_socket, &address->sockaddr.sockaddr,
address->length) != 0) {
int errNo = of_socket_errno();
closesocket(_socket);
_socket = INVALID_SOCKET;
@throw [OFBindFailedException
exceptionWithHost: OFSocketAddressString(address)
port: OFSocketAddressPort(address)
socket: self
errNo: errNo];
}
#if defined(OF_HPUX) || defined(OF_WII) || defined(OF_NINTENDO_3DS)
} else {
for (;;) {
uint16_t rnd = 0;
int ret;
while (rnd < 1024)
rnd = (uint16_t)rand();
OFSocketAddressSetPort(address, rnd);
if ((ret = bind(_socket, &address->sockaddr.sockaddr,
address->length)) == 0) {
port = rnd;
break;
}
if (of_socket_errno() != EADDRINUSE) {
int errNo = of_socket_errno();
OFString *host = OFSocketAddressString(address);
uint16_t port = OFSocketAddressPort(port);
closesocket(_socket);
_socket = INVALID_SOCKET;
@throw [OFBindFailedException
exceptionWithHost: host
port: port
socket: self
errNo: errNo];
}
}
}
#endif
objc_autoreleasePoolPop(pool);
if ((port = OFSocketAddressPort(address)) > 0)
return port;
#if !defined(OF_HPUX) && !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
memset(address, 0, sizeof(*address));
address->length = (socklen_t)sizeof(address->sockaddr);
if (of_getsockname(_socket, &address->sockaddr.sockaddr,
&address->length) != 0) {
int errNo = of_socket_errno();
closesocket(_socket);
_socket = INVALID_SOCKET;
@throw [OFBindFailedException
exceptionWithHost: OFSocketAddressString(address)
port: OFSocketAddressPort(address)
socket: self
errNo: errNo];
}
if (address->sockaddr.sockaddr.sa_family == AF_INET)
return OF_BSWAP16_IF_LE(address->sockaddr.in.sin_port);
# ifdef OF_HAVE_IPV6
else if (address->sockaddr.sockaddr.sa_family == AF_INET6)
return OF_BSWAP16_IF_LE(address->sockaddr.in6.sin6_port);
# endif
else {
closesocket(_socket);
_socket = INVALID_SOCKET;
@throw [OFBindFailedException
exceptionWithHost: OFSocketAddressString(address)
port: OFSocketAddressPort(address)
socket: self
errNo: EAFNOSUPPORT];
}
#else
closesocket(_socket);
_socket = INVALID_SOCKET;
@throw [OFBindFailedException
exceptionWithHost: OFSocketAddressString(address)
port: OFSocketAddressPort(address)
socket: self
errNo: EADDRNOTAVAIL];
#endif
}
- (uint16_t)bindToHost: (OFString *)host port: (uint16_t)port
{
void *pool = objc_autoreleasePoolPush();
OFData *socketAddresses;
OFSocketAddress address;
if (_socket != INVALID_SOCKET)
@throw [OFAlreadyConnectedException exceptionWithSocket: self];
socketAddresses = [[OFThread DNSResolver]
resolveAddressesForHost: host
addressFamily: OFSocketAddressFamilyAny];
address = *(OFSocketAddress *)[socketAddresses itemAtIndex: 0];
OFSocketAddressSetPort(&address, port);
port = [self of_bindToAddress: &address extraType: 0];
objc_autoreleasePoolPop(pool);
return port;
}
@end
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