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- (void)connectToHost: (OFString*)host
port: (uint16_t)port
{
OFString *destinationHost = host;
uint16_t destinationPort = port;
if (sock != INVALID_SOCKET)
@throw [OFAlreadyConnectedException exceptionWithClass: isa
socket: self];
@throw [OFAlreadyConnectedException
exceptionWithClass: [self class]
socket: self];
if (SOCKS5Host != nil) {
/* Connect to the SOCKS5 proxy instead */
host = SOCKS5Host;
port = SOCKS5Port;
}
#ifdef HAVE_THREADSAFE_GETADDRINFO
struct addrinfo hints, *res, *res0;
char portCString[7];
memset(&hints, 0, sizeof(struct addrinfo));
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
snprintf(portCString, 7, "%" PRIu16, port);
if (getaddrinfo([host cStringWithEncoding: OF_STRING_ENCODING_NATIVE],
portCString, &hints, &res0))
@throw [OFAddressTranslationFailedException
exceptionWithClass: isa
exceptionWithClass: [self class]
socket: self
host: host];
for (res = res0; res != NULL; res = res->ai_next) {
if ((sock = socket(res->ai_family, res->ai_socktype,
res->ai_protocol)) == INVALID_SOCKET)
continue;
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if ((he = gethostbyname([host cStringWithEncoding:
OF_STRING_ENCODING_NATIVE])) == NULL) {
# ifdef OF_THREADS
[addrlist release];
[mutex unlock];
# endif
@throw [OFAddressTranslationFailedException
exceptionWithClass: isa
exceptionWithClass: [self class]
socket: self
host: host];
}
memset(&addr, 0, sizeof(addr));
addr.sin_family = AF_INET;
addr.sin_port = of_bswap16_if_le(port);
if (he->h_addrtype != AF_INET ||
(sock = socket(AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET) {
# ifdef OF_THREADS
[addrlist release];
[mutex unlock];
# endif
@throw [OFConnectionFailedException exceptionWithClass: isa
socket: self
@throw [OFConnectionFailedException
exceptionWithClass: [self class]
socket: self
host: host
port: port];
}
# ifdef OF_THREADS
@try {
for (ip = he->h_addr_list; *ip != NULL; ip++)
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if (!connected) {
close(sock);
sock = INVALID_SOCKET;
}
#endif
if (sock == INVALID_SOCKET)
@throw [OFConnectionFailedException exceptionWithClass: isa
socket: self
host: host
port: port];
@throw [OFConnectionFailedException
exceptionWithClass: [self class]
socket: self
host: host
port: port];
if (SOCKS5Host != nil)
[self _SOCKS5ConnectToHost: destinationHost
port: destinationPort];
}
- (uint16_t)bindToHost: (OFString*)host
port: (uint16_t)port
{
union {
struct sockaddr_storage storage;
struct sockaddr_in in;
struct sockaddr_in6 in6;
} addr;
socklen_t addrLen;
if (sock != INVALID_SOCKET)
@throw [OFAlreadyConnectedException exceptionWithClass: isa
socket: self];
@throw [OFAlreadyConnectedException
exceptionWithClass: [self class]
socket: self];
if (SOCKS5Host != nil)
@throw [OFNotImplementedException exceptionWithClass: isa
selector: _cmd];
@throw [OFNotImplementedException
exceptionWithClass: [self class]
selector: _cmd];
#ifdef HAVE_THREADSAFE_GETADDRINFO
struct addrinfo hints, *res;
char portCString[7];
memset(&hints, 0, sizeof(struct addrinfo));
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
snprintf(portCString, 7, "%" PRIu16, port);
if (getaddrinfo([host cStringWithEncoding: OF_STRING_ENCODING_NATIVE],
portCString, &hints, &res))
@throw [OFAddressTranslationFailedException
exceptionWithClass: isa
exceptionWithClass: [self class]
socket: self
host: host];
if ((sock = socket(res->ai_family, SOCK_STREAM, 0)) == INVALID_SOCKET)
@throw [OFBindFailedException exceptionWithClass: isa
@throw [OFBindFailedException exceptionWithClass: [self class]
socket: self
host: host
port: port];
if (bind(sock, res->ai_addr, res->ai_addrlen) == -1) {
freeaddrinfo(res);
close(sock);
sock = INVALID_SOCKET;
@throw [OFBindFailedException exceptionWithClass: isa
@throw [OFBindFailedException exceptionWithClass: [self class]
socket: self
host: host
port: port];
}
freeaddrinfo(res);
#else
struct hostent *he;
# ifdef OF_THREADS
[mutex lock];
# endif
if ((he = gethostbyname([host cStringWithEncoding:
OF_STRING_ENCODING_NATIVE])) == NULL) {
# ifdef OF_THREADS
[mutex unlock];
# endif
@throw [OFAddressTranslationFailedException
exceptionWithClass: isa
exceptionWithClass: [self class]
socket: self
host: host];
}
memset(&addr, 0, sizeof(addr));
addr.in.sin_family = AF_INET;
addr.in.sin_port = of_bswap16_if_le(port);
if (he->h_addrtype != AF_INET || he->h_addr_list[0] == NULL) {
# ifdef OF_THREADS
[mutex unlock];
# endif
@throw [OFAddressTranslationFailedException
exceptionWithClass: isa
exceptionWithClass: [self class]
socket: self
host: host];
}
memcpy(&addr.in.sin_addr.s_addr, he->h_addr_list[0], he->h_length);
# ifdef OF_THREADS
[mutex unlock];
# endif
if ((sock = socket(AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET)
@throw [OFBindFailedException exceptionWithClass: isa
@throw [OFBindFailedException exceptionWithClass: [self class]
socket: self
host: host
port: port];
if (bind(sock, (struct sockaddr*)&addr.in, sizeof(addr.in)) == -1) {
close(sock);
sock = INVALID_SOCKET;
@throw [OFBindFailedException exceptionWithClass: isa
@throw [OFBindFailedException exceptionWithClass: [self class]
socket: self
host: host
port: port];
}
#endif
if (port > 0)
return port;
addrLen = sizeof(addr.storage);
if (getsockname(sock, (struct sockaddr*)&addr, &addrLen)) {
close(sock);
sock = INVALID_SOCKET;
@throw [OFBindFailedException exceptionWithClass: isa
@throw [OFBindFailedException exceptionWithClass: [self class]
socket: self
host: host
port: port];
}
if (addr.storage.ss_family == AF_INET)
return of_bswap16_if_le(addr.in.sin_port);
if (addr.storage.ss_family == AF_INET6)
return of_bswap16_if_le(addr.in6.sin6_port);
close(sock);
sock = INVALID_SOCKET;
@throw [OFBindFailedException exceptionWithClass: isa
@throw [OFBindFailedException exceptionWithClass: [self class]
socket: self
host: host
port: port];
}
- (void)listenWithBackLog: (int)backLog
{
if (sock == INVALID_SOCKET)
@throw [OFNotConnectedException exceptionWithClass: isa
@throw [OFNotConnectedException exceptionWithClass: [self class]
socket: self];
if (listen(sock, backLog) == -1)
@throw [OFListenFailedException exceptionWithClass: isa
@throw [OFListenFailedException exceptionWithClass: [self class]
socket: self
backLog: backLog];
listening = YES;
}
- (void)listen
{
if (sock == INVALID_SOCKET)
@throw [OFNotConnectedException exceptionWithClass: isa
@throw [OFNotConnectedException exceptionWithClass: [self class]
socket: self];
if (listen(sock, 5) == -1)
@throw [OFListenFailedException exceptionWithClass: isa
@throw [OFListenFailedException exceptionWithClass: [self class]
socket: self
backLog: 5];
listening = YES;
}
- (OFTCPSocket*)accept
{
OFTCPSocket *newSocket;
struct sockaddr_storage *addr;
socklen_t addrLen;
int newSock;
newSocket = [[[isa alloc] init] autorelease];
newSocket = [[[[self class] alloc] init] autorelease];
addrLen = sizeof(struct sockaddr);
@try {
addr = [newSocket allocMemoryWithSize: sizeof(struct sockaddr)];
} @catch (id e) {
[newSocket release];
@throw e;
}
if ((newSock = accept(sock, (struct sockaddr*)addr,
&addrLen)) == INVALID_SOCKET) {
[newSocket release];
@throw [OFAcceptFailedException exceptionWithClass: isa
@throw [OFAcceptFailedException exceptionWithClass: [self class]
socket: self];
}
newSocket->sock = newSock;
newSocket->sockAddr = addr;
newSocket->sockAddrLen = addrLen;
return newSocket;
}
- (void)setKeepAlivesEnabled: (BOOL)enable
{
int v = enable;
if (setsockopt(sock, SOL_SOCKET, SO_KEEPALIVE, (char*)&v, sizeof(v)))
@throw [OFSetOptionFailedException exceptionWithClass: isa
stream: self];
@throw [OFSetOptionFailedException
exceptionWithClass: [self class]
stream: self];
}
- (OFString*)remoteAddress
{
char *host;
if (sockAddr == NULL || sockAddrLen == 0)
@throw [OFInvalidArgumentException exceptionWithClass: isa
selector: _cmd];
@throw [OFInvalidArgumentException
exceptionWithClass: [self class]
selector: _cmd];
#ifdef HAVE_THREADSAFE_GETADDRINFO
host = [self allocMemoryWithSize: NI_MAXHOST];
@try {
if (getnameinfo((struct sockaddr*)sockAddr, sockAddrLen, host,
NI_MAXHOST, NULL, 0, NI_NUMERICHOST))
@throw [OFAddressTranslationFailedException
exceptionWithClass: isa];
exceptionWithClass: [self class]];
return [OFString stringWithCString: host
encoding: OF_STRING_ENCODING_NATIVE];
} @finally {
[self freeMemory: host];
}
#else
# ifdef OF_THREADS
[mutex lock];
@try {
# endif
host = inet_ntoa(((struct sockaddr_in*)sockAddr)->sin_addr);
if (host == NULL)
@throw [OFAddressTranslationFailedException
exceptionWithClass: isa];
exceptionWithClass: [self class]];
return [OFString stringWithCString: host
encoding: OF_STRING_ENCODING_NATIVE];
# ifdef OF_THREADS
} @finally {
[mutex unlock];
}
|