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* Improved tracing.

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@29898 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler 2009-04-04 14:38:10 +00:00
parent 4f4312b1c7
commit e6a9468e2c
1 changed files with 58 additions and 6 deletions
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64
src/add-ons/kernel/network/protocols/tcp/TCPEndpoint.cpp
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@ -177,6 +177,50 @@ protected:
tcp_state fState;
};
class Spawn : public AbstractTraceEntry {
public:
Spawn(TCPEndpoint* listeningEndpoint, TCPEndpoint* spawnedEndpoint)
:
fListeningEndpoint(listeningEndpoint),
fSpawnedEndpoint(spawnedEndpoint)
{
Initialized();
}
virtual void AddDump(TraceOutput& out)
{
out.Print("tcp:%p spawns %p", fListeningEndpoint, fSpawnedEndpoint);
}
protected:
TCPEndpoint* fListeningEndpoint;
TCPEndpoint* fSpawnedEndpoint;
};
class Error : public AbstractTraceEntry {
Error(TCPEndpoint* endpoint, const char* error, int32 line)
:
fEndpoint(endpoint),
fLine(line),
fError(error),
fState(endpoint->State())
{
Initialized();
}
virtual void AddDump(TraceOutput& out)
{
out.Print("tcp:%p (%12s) error at line %ld: %s", fEndpoint,
name_for_state(fState), fLine, fError);
}
protected:
TCPEndpoint* fEndpoint;
int32 fLine;
const char* fError;
tcp_state fState;
};
class Timer : public AbstractTraceEntry {
public:
Timer(TCPEndpoint* endpoint, const char* which)
@ -1309,7 +1353,8 @@ TCPEndpoint::_Spawn(TCPEndpoint* parent, tcp_segment_header& segment,
ProtocolSocket::Open();
fState = SYNCHRONIZE_RECEIVED;
T(State(this));
T(Spawn(parent, this));
fManager = parent->fManager;
LocalAddress().SetTo(buffer->destination);
@ -1318,11 +1363,14 @@ TCPEndpoint::_Spawn(TCPEndpoint* parent, tcp_segment_header& segment,
TRACE("Spawn()");
// TODO: proper error handling!
if (fManager->BindChild(this) < B_OK)
if (fManager->BindChild(this) != B_OK) {
T(Error(this, "binding failed", __LINE__));
return DROP;
if (_PrepareSendPath(*PeerAddress()) < B_OK)
}
if (_PrepareSendPath(*PeerAddress()) != B_OK) {
T(Error(this, "prepare send faild", __LINE__));
return DROP;
}
fOptions = parent->fOptions;
fAcceptSemaphore = parent->fAcceptSemaphore;
@ -1330,8 +1378,10 @@ TCPEndpoint::_Spawn(TCPEndpoint* parent, tcp_segment_header& segment,
_PrepareReceivePath(segment);
// send SYN+ACK
if (_SendQueued() < B_OK)
if (_SendQueued() != B_OK) {
T(Error(this, "sending failed", __LINE__));
return DROP;
}
segment.flags &= ~TCP_FLAG_SYNCHRONIZE;
// we handled this flag now, it must not be set for further processing
@ -1358,8 +1408,10 @@ TCPEndpoint::_ListenReceive(tcp_segment_header& segment, net_buffer* buffer)
// spawn new endpoint for accept()
net_socket* newSocket;
if (gSocketModule->spawn_pending_socket(socket, &newSocket) < B_OK)
if (gSocketModule->spawn_pending_socket(socket, &newSocket) < B_OK) {
T(Error(this, "spawning failed", __LINE__));
return DROP;
}
return ((TCPEndpoint *)newSocket->first_protocol)->_Spawn(this,
segment, buffer);