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#import "OFSCTPSocket.h"
#import "OFDNSResolver.h"
#import "OFData.h"
#import "OFDate.h"
#import "OFIPSocketAsyncConnector.h"
#import "OFRunLoop.h"
#import "OFRunLoop+Private.h"
#import "OFString.h"
#import "OFThread.h"
#import "OFAlreadyConnectedException.h"
#import "OFBindFailedException.h"
#import "OFGetOptionFailedException.h"
#import "OFNotOpenException.h"
#import "OFSetOptionFailedException.h"
#import "socket.h"
#import "socket_helpers.h"
static const of_run_loop_mode_t connectRunLoopMode =
@"of_sctp_socket_connect_mode";
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#import "OFSCTPSocket.h"
#import "OFDNSResolver.h"
#import "OFData.h"
#import "OFDate.h"
#import "OFIPSocketAsyncConnector.h"
#import "OFRunLoop.h"
#import "OFRunLoop+Private.h"
#import "OFSocket.h"
#import "OFSocket+Private.h"
#import "OFString.h"
#import "OFThread.h"
#import "OFAlreadyConnectedException.h"
#import "OFBindFailedException.h"
#import "OFGetOptionFailedException.h"
#import "OFNotOpenException.h"
#import "OFSetOptionFailedException.h"
static const OFRunLoopMode connectRunLoopMode =
@"OFSCTPSocketConnectRunLoopMode";
@interface OFSCTPSocket () <OFIPSocketAsyncConnecting>
@end
@interface OFSCTPSocketConnectDelegate: OFObject <OFSCTPSocketDelegate>
{
@public
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_exception = [exception retain];
}
@end
@implementation OFSCTPSocket
@dynamic delegate;
- (bool)of_createSocketForAddress: (const of_socket_address_t *)address
errNo: (int *)errNo
{
#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
int flags;
#endif
if (_socket != INVALID_SOCKET)
@throw [OFAlreadyConnectedException exceptionWithSocket: self];
if ((_socket = socket(address->sockaddr.sockaddr.sa_family,
SOCK_STREAM | SOCK_CLOEXEC, IPPROTO_SCTP)) == INVALID_SOCKET) {
*errNo = of_socket_errno();
return false;
}
#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
if ((flags = fcntl(_socket, F_GETFD, 0)) != -1)
fcntl(_socket, F_SETFD, flags | FD_CLOEXEC);
#endif
return true;
}
- (bool)of_connectSocketToAddress: (const of_socket_address_t *)address
errNo: (int *)errNo
{
if (_socket == INVALID_SOCKET)
@throw [OFNotOpenException exceptionWithObject: self];
if (connect(_socket, &address->sockaddr.sockaddr,
address->length) != 0) {
*errNo = of_socket_errno();
return false;
}
return true;
}
- (void)of_closeSocket
{
closesocket(_socket);
_socket = INVALID_SOCKET;
}
- (void)connectToHost: (OFString *)host port: (uint16_t)port
{
void *pool = objc_autoreleasePoolPush();
id <OFSCTPSocketDelegate> delegate = _delegate;
OFSCTPSocketConnectDelegate *connectDelegate =
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_exception = [exception retain];
}
@end
@implementation OFSCTPSocket
@dynamic delegate;
- (bool)of_createSocketForAddress: (const OFSocketAddress *)address
errNo: (int *)errNo
{
#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
int flags;
#endif
if (_socket != OFInvalidSocketHandle)
@throw [OFAlreadyConnectedException exceptionWithSocket: self];
if ((_socket = socket(address->sockaddr.sockaddr.sa_family,
SOCK_STREAM | SOCK_CLOEXEC, IPPROTO_SCTP)) ==
OFInvalidSocketHandle) {
*errNo = OFSocketErrNo();
return false;
}
#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
if ((flags = fcntl(_socket, F_GETFD, 0)) != -1)
fcntl(_socket, F_SETFD, flags | FD_CLOEXEC);
#endif
return true;
}
- (bool)of_connectSocketToAddress: (const OFSocketAddress *)address
errNo: (int *)errNo
{
if (_socket == OFInvalidSocketHandle)
@throw [OFNotOpenException exceptionWithObject: self];
if (connect(_socket, &address->sockaddr.sockaddr,
address->length) != 0) {
*errNo = OFSocketErrNo();
return false;
}
return true;
}
- (void)of_closeSocket
{
closesocket(_socket);
_socket = OFInvalidSocketHandle;
}
- (void)connectToHost: (OFString *)host port: (uint16_t)port
{
void *pool = objc_autoreleasePoolPush();
id <OFSCTPSocketDelegate> delegate = _delegate;
OFSCTPSocketConnectDelegate *connectDelegate =
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objc_autoreleasePoolPop(pool);
}
- (void)asyncConnectToHost: (OFString *)host port: (uint16_t)port
{
[self asyncConnectToHost: host
port: port
runLoopMode: of_run_loop_mode_default];
}
- (void)asyncConnectToHost: (OFString *)host
port: (uint16_t)port
runLoopMode: (of_run_loop_mode_t)runLoopMode
{
void *pool = objc_autoreleasePoolPush();
if (_socket != INVALID_SOCKET)
@throw [OFAlreadyConnectedException exceptionWithSocket: self];
[[[[OFIPSocketAsyncConnector alloc]
initWithSocket: self
host: host
port: port
delegate: _delegate
block: NULL
] autorelease] startWithRunLoopMode: runLoopMode];
objc_autoreleasePoolPop(pool);
}
#ifdef OF_HAVE_BLOCKS
- (void)asyncConnectToHost: (OFString *)host
port: (uint16_t)port
block: (of_sctp_socket_async_connect_block_t)block
{
[self asyncConnectToHost: host
port: port
runLoopMode: of_run_loop_mode_default
block: block];
}
- (void)asyncConnectToHost: (OFString *)host
port: (uint16_t)port
runLoopMode: (of_run_loop_mode_t)runLoopMode
block: (of_sctp_socket_async_connect_block_t)block
{
void *pool = objc_autoreleasePoolPush();
if (_socket != INVALID_SOCKET)
@throw [OFAlreadyConnectedException exceptionWithSocket: self];
[[[[OFIPSocketAsyncConnector alloc]
initWithSocket: self
host: host
port: port
delegate: nil
block: block] autorelease]
startWithRunLoopMode: runLoopMode];
objc_autoreleasePoolPop(pool);
}
#endif
- (uint16_t)bindToHost: (OFString *)host port: (uint16_t)port
{
const int one = 1;
void *pool = objc_autoreleasePoolPush();
OFData *socketAddresses;
of_socket_address_t address;
#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
int flags;
#endif
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);
if ((_socket = socket(address.sockaddr.sockaddr.sa_family,
SOCK_STREAM | SOCK_CLOEXEC, IPPROTO_SCTP)) == INVALID_SOCKET)
@throw [OFBindFailedException
exceptionWithHost: host
port: port
socket: self
errNo: of_socket_errno()];
_canBlock = true;
#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
if ((flags = fcntl(_socket, F_GETFD, 0)) != -1)
fcntl(_socket, F_SETFD, flags | FD_CLOEXEC);
#endif
setsockopt(_socket, SOL_SOCKET, SO_REUSEADDR,
(char *)&one, (socklen_t)sizeof(one));
if (bind(_socket, &address.sockaddr.sockaddr, address.length) != 0) {
int errNo = of_socket_errno();
closesocket(_socket);
_socket = INVALID_SOCKET;
@throw [OFBindFailedException exceptionWithHost: host
port: port
socket: self
errNo: errNo];
}
objc_autoreleasePoolPop(pool);
if (port > 0)
return port;
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: host
port: port
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: host
port: port
socket: self
errNo: EAFNOSUPPORT];
}
}
- (void)setCanDelaySendingPackets: (bool)canDelaySendingPackets
{
int v = !canDelaySendingPackets;
if (setsockopt(_socket, IPPROTO_SCTP, SCTP_NODELAY,
(char *)&v, (socklen_t)sizeof(v)) != 0)
@throw [OFSetOptionFailedException
exceptionWithObject: self
errNo: of_socket_errno()];
}
- (bool)canDelaySendingPackets
{
int v;
socklen_t len = sizeof(v);
if (getsockopt(_socket, IPPROTO_SCTP, SCTP_NODELAY,
(char *)&v, &len) != 0 || len != sizeof(v))
@throw [OFGetOptionFailedException
exceptionWithObject: self
errNo: of_socket_errno()];
return !v;
}
@end
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objc_autoreleasePoolPop(pool);
}
- (void)asyncConnectToHost: (OFString *)host port: (uint16_t)port
{
[self asyncConnectToHost: host
port: port
runLoopMode: OFDefaultRunLoopMode];
}
- (void)asyncConnectToHost: (OFString *)host
port: (uint16_t)port
runLoopMode: (OFRunLoopMode)runLoopMode
{
void *pool = objc_autoreleasePoolPush();
if (_socket != OFInvalidSocketHandle)
@throw [OFAlreadyConnectedException exceptionWithSocket: self];
[[[[OFIPSocketAsyncConnector alloc]
initWithSocket: self
host: host
port: port
delegate: _delegate
block: NULL
] autorelease] startWithRunLoopMode: runLoopMode];
objc_autoreleasePoolPop(pool);
}
#ifdef OF_HAVE_BLOCKS
- (void)asyncConnectToHost: (OFString *)host
port: (uint16_t)port
block: (OFSCTPSocketAsyncConnectBlock)block
{
[self asyncConnectToHost: host
port: port
runLoopMode: OFDefaultRunLoopMode
block: block];
}
- (void)asyncConnectToHost: (OFString *)host
port: (uint16_t)port
runLoopMode: (OFRunLoopMode)runLoopMode
block: (OFSCTPSocketAsyncConnectBlock)block
{
void *pool = objc_autoreleasePoolPush();
if (_socket != OFInvalidSocketHandle)
@throw [OFAlreadyConnectedException exceptionWithSocket: self];
[[[[OFIPSocketAsyncConnector alloc]
initWithSocket: self
host: host
port: port
delegate: nil
block: block] autorelease]
startWithRunLoopMode: runLoopMode];
objc_autoreleasePoolPop(pool);
}
#endif
- (uint16_t)bindToHost: (OFString *)host port: (uint16_t)port
{
const int one = 1;
void *pool = objc_autoreleasePoolPush();
OFData *socketAddresses;
OFSocketAddress address;
#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
int flags;
#endif
if (_socket != OFInvalidSocketHandle)
@throw [OFAlreadyConnectedException exceptionWithSocket: self];
socketAddresses = [[OFThread DNSResolver]
resolveAddressesForHost: host
addressFamily: OFSocketAddressFamilyAny];
address = *(OFSocketAddress *)[socketAddresses itemAtIndex: 0];
OFSocketAddressSetPort(&address, port);
if ((_socket = socket(address.sockaddr.sockaddr.sa_family,
SOCK_STREAM | SOCK_CLOEXEC, IPPROTO_SCTP)) == OFInvalidSocketHandle)
@throw [OFBindFailedException
exceptionWithHost: host
port: port
socket: self
errNo: OFSocketErrNo()];
_canBlock = true;
#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
if ((flags = fcntl(_socket, F_GETFD, 0)) != -1)
fcntl(_socket, F_SETFD, flags | FD_CLOEXEC);
#endif
setsockopt(_socket, SOL_SOCKET, SO_REUSEADDR,
(char *)&one, (socklen_t)sizeof(one));
if (bind(_socket, &address.sockaddr.sockaddr, address.length) != 0) {
int errNo = OFSocketErrNo();
closesocket(_socket);
_socket = OFInvalidSocketHandle;
@throw [OFBindFailedException exceptionWithHost: host
port: port
socket: self
errNo: errNo];
}
objc_autoreleasePoolPop(pool);
if (port > 0)
return port;
memset(&address, 0, sizeof(address));
address.length = (socklen_t)sizeof(address.sockaddr);
if (OFGetSockName(_socket, &address.sockaddr.sockaddr,
&address.length) != 0) {
int errNo = OFSocketErrNo();
closesocket(_socket);
_socket = OFInvalidSocketHandle;
@throw [OFBindFailedException exceptionWithHost: host
port: port
socket: self
errNo: errNo];
}
if (address.sockaddr.sockaddr.sa_family == AF_INET)
return OFFromBigEndian16(address.sockaddr.in.sin_port);
# ifdef OF_HAVE_IPV6
else if (address.sockaddr.sockaddr.sa_family == AF_INET6)
return OFFromBigEndian16(address.sockaddr.in6.sin6_port);
# endif
else {
closesocket(_socket);
_socket = OFInvalidSocketHandle;
@throw [OFBindFailedException exceptionWithHost: host
port: port
socket: self
errNo: EAFNOSUPPORT];
}
}
- (void)setCanDelaySendingPackets: (bool)canDelaySendingPackets
{
int v = !canDelaySendingPackets;
if (setsockopt(_socket, IPPROTO_SCTP, SCTP_NODELAY,
(char *)&v, (socklen_t)sizeof(v)) != 0)
@throw [OFSetOptionFailedException
exceptionWithObject: self
errNo: OFSocketErrNo()];
}
- (bool)canDelaySendingPackets
{
int v;
socklen_t len = sizeof(v);
if (getsockopt(_socket, IPPROTO_SCTP, SCTP_NODELAY,
(char *)&v, &len) != 0 || len != sizeof(v))
@throw [OFGetOptionFailedException
exceptionWithObject: self
errNo: OFSocketErrNo()];
return !v;
}
@end
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