void SocketStreamHandle::writeStreamCallback(CFStreamEventType type)
{
switch(type) {
case kCFStreamEventNone:
break;
case kCFStreamEventOpenCompleted:
break;
case kCFStreamEventHasBytesAvailable:
ASSERT_NOT_REACHED();
break;
case kCFStreamEventCanAcceptBytes: {
// Possibly, a spurious event from CONNECT handshake.
if (!CFWriteStreamCanAcceptBytes(m_writeStream.get()))
return;
if (m_connectingSubstate == WaitingForCredentials)
break;
if (m_connectingSubstate == WaitingForConnect) {
m_connectingSubstate = Connected;
m_state = Open;
RefPtr<SocketStreamHandle> protect(this); // The client can close the handle, potentially removing the last reference.
m_client->didOpen(this);
break;
}
ASSERT(m_state == Open);
ASSERT(m_connectingSubstate == Connected);
sendPendingData();
break;
}
case kCFStreamEventErrorOccurred: {
#ifndef BUILDING_ON_TIGER
RetainPtr<CFErrorRef> error(AdoptCF, CFWriteStreamCopyError(m_writeStream.get()));
reportErrorToClient(error.get());
#else
CFStreamError error = CFWriteStreamGetError(m_writeStream.get());
m_client->didFail(this, SocketStreamError(error.error)); // FIXME: Provide a sensible error.
#endif
break;
}
case kCFStreamEventEndEncountered:
// FIXME: Currently, we handle closing in read callback, but these can come independently (e.g. a server can stop listening, but keep sending data).
break;
}
}
void SocketStreamHandle::writeStreamCallback(CFStreamEventType type)
{
switch(type) {
case kCFStreamEventNone:
break;
case kCFStreamEventOpenCompleted:
break;
case kCFStreamEventHasBytesAvailable:
ASSERT_NOT_REACHED();
break;
case kCFStreamEventCanAcceptBytes: {
// Possibly, a spurious event from CONNECT handshake.
if (!CFWriteStreamCanAcceptBytes(m_writeStream.get()))
return;
if (m_connectingSubstate == WaitingForCredentials)
break;
if (m_connectingSubstate == WaitingForConnect) {
m_connectingSubstate = Connected;
m_state = Open;
m_client->didOpenSocketStream(this);
break;
}
ASSERT(m_state == Open);
ASSERT(m_connectingSubstate == Connected);
sendPendingData();
break;
}
case kCFStreamEventErrorOccurred: {
RetainPtr<CFErrorRef> error(AdoptCF, CFWriteStreamCopyError(m_writeStream.get()));
reportErrorToClient(error.get());
break;
}
case kCFStreamEventEndEncountered:
// FIXME: Currently, we handle closing in read callback, but these can come independently (e.g. a server can stop listening, but keep sending data).
break;
}
}
void SocketStreamHandle::readStreamCallback(CFStreamEventType type)
{
switch(type) {
case kCFStreamEventNone:
break;
case kCFStreamEventOpenCompleted:
break;
case kCFStreamEventHasBytesAvailable: {
if (m_connectingSubstate == WaitingForConnect) {
if (m_connectionType == CONNECTProxy) {
RetainPtr<CFHTTPMessageRef> proxyResponse(AdoptCF, wkCopyCONNECTProxyResponse(m_readStream.get(), m_httpsURL.get()));
if (proxyResponse && (407 == CFHTTPMessageGetResponseStatusCode(proxyResponse.get()))) {
addCONNECTCredentials(proxyResponse.get());
return;
}
}
} else if (m_connectingSubstate == WaitingForCredentials)
break;
if (m_connectingSubstate == WaitingForConnect) {
m_connectingSubstate = Connected;
m_state = Open;
RefPtr<SocketStreamHandle> protect(this); // The client can close the handle, potentially removing the last reference.
m_client->didOpen(this);
if (m_state == Closed)
break;
// Fall through.
} else if (m_state == Closed)
break;
ASSERT(m_state == Open);
ASSERT(m_connectingSubstate == Connected);
CFIndex length;
UInt8 localBuffer[1024]; // Used if CFReadStreamGetBuffer couldn't return anything.
const UInt8* ptr = CFReadStreamGetBuffer(m_readStream.get(), 0, &length);
if (!ptr) {
length = CFReadStreamRead(m_readStream.get(), localBuffer, sizeof(localBuffer));
ptr = localBuffer;
}
m_client->didReceiveData(this, reinterpret_cast<const char*>(ptr), length);
break;
}
case kCFStreamEventCanAcceptBytes:
ASSERT_NOT_REACHED();
break;
case kCFStreamEventErrorOccurred: {
#ifndef BUILDING_ON_TIGER
RetainPtr<CFErrorRef> error(AdoptCF, CFReadStreamCopyError(m_readStream.get()));
reportErrorToClient(error.get());
#else
CFStreamError error = CFReadStreamGetError(m_readStream.get());
m_client->didFail(this, SocketStreamError(error.error)); // FIXME: Provide a sensible error.
#endif
break;
}
case kCFStreamEventEndEncountered:
platformClose();
break;
}
}
void SocketStreamHandle::readStreamCallback(CFStreamEventType type)
{
switch(type) {
case kCFStreamEventNone:
break;
case kCFStreamEventOpenCompleted:
break;
case kCFStreamEventHasBytesAvailable: {
if (m_connectingSubstate == WaitingForConnect) {
if (m_connectionType == CONNECTProxy) {
RetainPtr<CFHTTPMessageRef> proxyResponse(AdoptCF, wkCopyCONNECTProxyResponse(m_readStream.get(), m_httpsURL.get()));
if (proxyResponse) {
CFIndex proxyResponseCode = CFHTTPMessageGetResponseStatusCode(proxyResponse.get());
switch (proxyResponseCode) {
case 200:
// Successful connection.
break;
case 407:
addCONNECTCredentials(proxyResponse.get());
return;
default:
m_client->didFailSocketStream(this, SocketStreamError(static_cast<int>(proxyResponseCode), m_url.string(), "Proxy connection could not be established"));
platformClose();
return;
}
}
}
} else if (m_connectingSubstate == WaitingForCredentials)
break;
if (m_connectingSubstate == WaitingForConnect) {
m_connectingSubstate = Connected;
m_state = Open;
m_client->didOpenSocketStream(this);
if (m_state == Closed)
break;
// Fall through.
} else if (m_state == Closed)
break;
ASSERT(m_state == Open);
ASSERT(m_connectingSubstate == Connected);
CFIndex length;
UInt8 localBuffer[1024]; // Used if CFReadStreamGetBuffer couldn't return anything.
const UInt8* ptr = CFReadStreamGetBuffer(m_readStream.get(), 0, &length);
if (!ptr) {
length = CFReadStreamRead(m_readStream.get(), localBuffer, sizeof(localBuffer));
ptr = localBuffer;
}
m_client->didReceiveSocketStreamData(this, reinterpret_cast<const char*>(ptr), length);
break;
}
case kCFStreamEventCanAcceptBytes:
ASSERT_NOT_REACHED();
break;
case kCFStreamEventErrorOccurred: {
RetainPtr<CFErrorRef> error(AdoptCF, CFReadStreamCopyError(m_readStream.get()));
reportErrorToClient(error.get());
break;
}
case kCFStreamEventEndEncountered:
platformClose();
break;
}
}
