int
JAWS_Pipeline_Accept_Task::handle_put (JAWS_Data_Block *data,
ACE_Time_Value *)
{
int result = -1;
// JAWS_Data_Block should contain an INET_Addr and an IO
JAWS_IO_Handler *handler = data->io_handler ();
JAWS_Dispatch_Policy *policy = this->policy ();
if (policy == 0) policy = data->policy ();
// data->policy ()->update (handler);
JAWS_IO *io = policy->io ();
io->accept (handler);
// When accept returns, the resulting handle should be stored into
// the JAWS_DATA_BLOCK somewhere.
// Check the handler for status of the io call
switch (handler->status ())
{
case JAWS_IO_Handler::ACCEPT_OK:
{
ACE_DEBUG ((LM_DEBUG, "(%t) ACCEPT_OK\n"));
result = 0;
JAWS_TRACE ("JAWS_Pipeline_Accept_Task::handle_put ACCEPT_OK");
// Move on to next stage in pipeline
break;
}
case JAWS_IO_Handler::ACCEPT_ERROR:
{
ACE_DEBUG ((LM_DEBUG, "(%t) ACCEPT_ERROR\n"));
result = -1;
JAWS_TRACE ("JAWS_Pipeline_Accept_Task::handle_put ACCEPT_ERROR");
// Should recycle the thread
break;
}
default:
{
result = 1;
JAWS_TRACE ("JAWS_Pipeline_Accept_Task::handle_put ACCEPT_IDLE");
// Should mean that the IO is asynchronous, and the word isn't out
// yet.
break;
}
}
// In asynchronous and synchronous models, we can --
// have the io_handler set the new task in the data_block
// In asynchronous model, we can --
// insert a wait task into the task queue
ACE_DEBUG ((LM_DEBUG, "(%t) Returning %d\n", result));
return result;
}
void
JAWS_Asynch_Handler::handle_read_stream (const ACE_Asynch_Read_Stream::Result
&result)
{
JAWS_TRACE ("JAWS_Asynch_Handler::handle_read_stream");
this->dispatch_handler ();
if (result.act () != 0)
{
// This callback is for io->receive_file()
JAWS_TRACE ("JAWS_Asynch_Handler::handle_read_stream (recv_file)");
int code = 0;
if (result.success () && result.bytes_transferred () != 0)
{
if (result.message_block ().length ()
== result.message_block ().size ())
code = ACE_Filecache_Handle::ACE_SUCCESS;
else
{
ACE_Asynch_Read_Stream ar;
if (ar.open (*this, this->handler ()->handle ()) == -1
|| ar.read (result.message_block (),
result.message_block ().size ()
- result.message_block ().length (),
result.act ()) == -1)
code = -1;
else
return;
}
}
else
code = -1;
if (code == ACE_Filecache_Handle::ACE_SUCCESS)
this->handler ()->receive_file_complete ();
else
this->handler ()->receive_file_error (code);
result.message_block ().release ();
delete (ACE_Filecache_Handle *) result.act ();
}
else
{
// This callback is for this->read()
JAWS_TRACE ("JAWS_Asynch_Handler::handle_read_stream (read)");
if (result.success ()
&& result.bytes_transferred () != 0)
this->handler ()->read_complete (&result.message_block ());
else
this->handler ()->read_error ();
}
}
void
JAWS_Asynch_Handler::handle_accept (const ACE_Asynch_Accept::Result &result)
{
JAWS_TRACE ("JAWS_Asynch_Handler::handle_accept");
this->dispatch_handler ();
if (result.success ())
{
JAWS_TRACE ("JAWS_Asynch_Handler::handle_accept, success");
this->handler ()->accept_complete (result.accept_handle ());
}
else
this->handler ()->accept_error ();
}
JAWS_IO_Handler *
JAWS_Pipeline_Accept_Task::new_handler (JAWS_Data_Block *data)
{
// Create a new handler and message block
JAWS_Data_Block *ndb = new JAWS_Data_Block (*data);
if (ndb == 0)
{
JAWS_TRACE ("JAWS_Pipeline_Accept_Task::new_handler, failed DB");
return 0;
}
JAWS_Dispatch_Policy *policy =
(this->policy () == 0) ? data->policy () : this->policy ();
JAWS_IO_Handler_Factory *ioh_factory = policy->ioh_factory ();
JAWS_IO_Handler *nioh = ioh_factory->create_io_handler ();
if (nioh == 0)
{
delete ndb;
return 0;
}
ndb->io_handler (nioh);
nioh->task (data->task ());
nioh->message_block (ndb);
return nioh;
}
void
JAWS_Asynch_Handler::open (ACE_HANDLE h,
ACE_Message_Block &mb)
{
JAWS_TRACE ("JAWS_Asynch_Handler::open");
// This currently does nothing, but just in case.
ACE_Service_Handler::open (h, mb);
// ioh_ set from the ACT hopefully
//this->dispatch_handler ();
#if !defined (ACE_WIN32)
// Assume at this point there is no data.
mb.rd_ptr (mb.wr_ptr ());
mb.crunch ();
#else
// AcceptEx reads some initial data from the socket.
this->handler ()->message_block ()->copy (mb.rd_ptr (), mb.length ());
#endif
ACE_Asynch_Accept_Result_Impl *fake_result
= ACE_Proactor::instance ()->create_asynch_accept_result
(this->proxy (), JAWS_IO_Asynch_Acceptor_Singleton::instance ()->get_handle (),
h, mb, JAWS_Data_Block::JAWS_DATA_BLOCK_SIZE,
this->ioh_, ACE_INVALID_HANDLE, 0);
this->handler ()->handler_ = this;
fake_result->complete (0, 1, 0);
}
void
JAWS_IO_Handler::transmit_file_complete (void)
{
JAWS_TRACE ("JAWS_IO_Handler::transmit_file_complete");
// this->pipeline_->transmit_file_complete ();
this->status_ |= TRANSMIT_OK;
this->status_ &= (TRANSMIT_OK+1);
}
void
JAWS_Asynch_Handler::act (const void *act_ref)
{
JAWS_TRACE ("JAWS_Asynch_Handler::act");
// Set the ioh from the act
this->ioh_ = (JAWS_Asynch_IO_Handler *) act_ref;
}
void
JAWS_IO_Handler::transmit_file_error (int result)
{
JAWS_TRACE ("JAWS_IO_Handler::transmit_file_error");
ACE_UNUSED_ARG (result);
// this->pipeline_->transmit_file_complete (result);
this->status_ |= TRANSMIT_ERROR;
this->status_ &= (TRANSMIT_ERROR+1);
}
void
JAWS_IO_Handler_Factory::destroy_io_handler (JAWS_IO_Handler *handler)
{
JAWS_TRACE ("JAWS_IO_Handler_Factory::destroy");
if (handler != 0)
{
delete handler->message_block ();
delete handler;
}
}
JAWS_IO_Handler *
JAWS_Asynch_IO_Handler_Factory::create_io_handler (void)
{
JAWS_TRACE ("JAWS_Asynch_IO_Handler_Factory::create");
JAWS_Asynch_IO_Handler *handler = 0;
handler = new JAWS_Asynch_IO_Handler (this);
return handler;
}
void
JAWS_Asynch_IO::receive_file (JAWS_IO_Handler *ioh,
const char *filename,
void *initial_data,
unsigned int initial_data_length,
unsigned int entire_length)
{
JAWS_TRACE ("JAWS_Asynch_IO::receive_file");
ioh->idle ();
JAWS_Asynch_IO_Handler *aioh =
dynamic_cast<JAWS_Asynch_IO_Handler *> (ioh);
ACE_Message_Block *mb = 0;
ACE_Filecache_Handle *handle;
ACE_NEW (handle, ACE_Filecache_Handle (filename, entire_length, ACE_NOMAP));
int result = handle->error ();
if (result == ACE_Filecache_Handle::ACE_SUCCESS)
{
ACE_OS::memcpy (handle->address (),
initial_data,
initial_data_length);
int bytes_to_read = entire_length - initial_data_length;
ACE_NEW (mb, ACE_Message_Block ((char *)handle->address ()
+ initial_data_length, bytes_to_read));
if (mb == 0)
{
errno = ENOMEM;
result = -1;
}
else
{
ACE_Asynch_Read_Stream ar;
if (ar.open (*(aioh->handler ()), aioh->handle ()) == -1
|| ar.read (*mb, mb->size () - mb->length (), handle) == -1)
result = -1;
}
}
if (result != ACE_Filecache_Handle::ACE_SUCCESS)
{
this->handler_->receive_file_error (result);
delete mb;
delete handle;
}
}
void
JAWS_Synch_IO::read (JAWS_IO_Handler *ioh,
ACE_Message_Block *mb,
unsigned int size)
{
JAWS_TRACE ("JAWS_Synch_IO::read");
ACE_SOCK_Stream stream;
stream.set_handle (ioh->handle ());
int result = stream.recv (mb->wr_ptr (), size);
if (result <= 0)
ioh->read_error ();
else
{
JAWS_TRACE ("JAWS_Synch_IO::read success");
mb->wr_ptr (result);
ioh->read_complete (mb);
}
}
void
JAWS_Asynch_IO::transmit_file (JAWS_IO_Handler *ioh,
ACE_HANDLE handle,
const char *header,
unsigned int header_size,
const char *trailer,
unsigned int trailer_size)
{
JAWS_TRACE ("JAWS_Asynch_IO::transmit_file");
ioh->idle ();
JAWS_Asynch_IO_Handler *aioh =
dynamic_cast<JAWS_Asynch_IO_Handler *> (ioh);
ACE_Asynch_Transmit_File::Header_And_Trailer *header_and_trailer = 0;
int result = 0;
if (handle != ACE_INVALID_HANDLE)
{
ACE_Message_Block hdr_mb (header, header_size);
ACE_Message_Block trl_mb (trailer, trailer_size);
header_and_trailer =
new ACE_Asynch_Transmit_File::Header_And_Trailer (hdr_mb.duplicate (),
header_size,
trl_mb.duplicate (),
trailer_size);
ACE_Asynch_Transmit_File tf;
if (tf.open (*(aioh->handler ()), aioh->handle ()) == -1
|| tf.transmit_file (handle, // file handle
header_and_trailer, // header and trailer data
0, // bytes_to_write
0, // offset
0, // offset_high
0, // bytes_per_send
0, // flags
0 // act
) == -1)
result = -1;
}
if (result != 0)
{
ioh->transmit_file_error (result);
delete header_and_trailer;
}
}
void
JAWS_Asynch_IO_Handler_Factory::destroy_io_handler (JAWS_IO_Handler *handler)
{
JAWS_TRACE ("JAWS_IO_Handler_Factory::destroy");
if (handler != 0)
{
//cerr << "(" << thr_self () << ") locking for destruction: " << handler << endl;
handler->lock ();
delete handler->message_block ();
handler->message_block (0);
delete handler;
}
}
int
JAWS_HTTP_10_Parse_Task::handle_put (JAWS_Data_Block *data, ACE_Time_Value *)
{
JAWS_TRACE ("JAWS_HTTP_10_Parse_Task::handle_put");
JAWS_IO_Handler *handler = data->io_handler ();
JAWS_Dispatch_Policy *policy = this->policy ();
if (policy == 0) policy = data->policy ();
JAWS_IO *io = policy->io ();
JAWS_HTTP_10_Request *info;
if (data->payload ())
info = ACE_reinterpret_cast (JAWS_HTTP_10_Request *, data->payload ());
else
{
void
JAWS_Asynch_IO::read (JAWS_IO_Handler *ioh,
ACE_Message_Block* mb,
unsigned int size)
{
JAWS_TRACE ("JAWS_Asynch_IO::read");
ioh->idle ();
JAWS_Asynch_IO_Handler *aioh =
dynamic_cast<JAWS_Asynch_IO_Handler *> (ioh);
ACE_Asynch_Read_Stream ar;
if (ar.open (*(aioh->handler ()), aioh->handle ()) == -1
|| ar.read (*mb, size) == -1)
aioh->read_error ();
}
void
JAWS_Asynch_IO::accept (JAWS_IO_Handler *ioh,
ACE_Message_Block *,
unsigned int)
{
JAWS_TRACE ("JAWS_Asynch_IO::accept");
ioh->idle ();
JAWS_Data_Block *db = ioh->message_block ();
//ACE_HANDLE listen_handle = db->policy ()->acceptor ()->get_handle ();
//JAWS_Asynch_IO_Handler *aioh =
// dynamic_cast<JAWS_Asynch_IO_Handler *> (ioh);
size_t bytes_to_read = JAWS_Data_Block::JAWS_DATA_BLOCK_SIZE;
if (db->policy ()->acceptor ()->accept (bytes_to_read, ioh) == -1)
ioh->accept_error ();
}
int
JAWS_Pipeline_Done_Task::put (ACE_Message_Block *mb, ACE_Time_Value *)
{
JAWS_TRACE ("JAWS_Pipeline_Done_Task::put");
JAWS_Data_Block *data = dynamic_cast<JAWS_Data_Block *> (mb);
JAWS_IO_Handler *handler = data->io_handler ();
JAWS_Dispatch_Policy *policy = this->policy ();
if (policy == 0) policy = data->policy ();
// JAWS_IO *io = policy->io ();
data->task (0);
data->io_handler (0);
if (handler)
handler->done ();
// hack, let Concurrency know we are done.
return -2;
}
int
JAWS_HTTP_10_Write_Task::handle_put (JAWS_Data_Block *data, ACE_Time_Value *)
{
JAWS_TRACE ("JAWS_HTTP_10_Write_Task::handle_put");
JAWS_IO_Handler *handler = data->io_handler ();
JAWS_Dispatch_Policy *policy = this->policy ();
if (policy == 0) policy = data->policy ();
JAWS_IO *io = policy->io ();
JAWS_HTTP_10_Request *info = static_cast<JAWS_HTTP_10_Request *> (data->payload ());
if (info->status () == (int) JAWS_HTTP_10_Request::STATUS_QUIT)
{
data->payload (0);
delete info;
return -3;
}
#if 0
ACE_DEBUG ((LM_DEBUG, " (%t) request %s::%s::%s parsed\n",
(info->method () ? info->method () : "-"),
(info->uri () ? info->uri () : "="),
(info->version () ? info->version () : "HTTP/0.9")));
#endif
if (info->type () != (int) JAWS_HTTP_10_Request::GET)
info->set_status (JAWS_HTTP_10_Request::STATUS_NOT_IMPLEMENTED);
if (info->type () == (int) JAWS_HTTP_10_Request::QUIT)
info->set_status (JAWS_HTTP_10_Request::STATUS_QUIT);
if (info->status () != (int) JAWS_HTTP_10_Request::STATUS_OK)
{
JAWS_TRACE ("JAWS_HTTP_10_Write_Task::handle_put, ! STATUS OK");
char msg[] =
"<html><head><title>HTTP/1.0 500 Internal Server Error</title>"
"<body><h1>Server Error</h1>HTTP/1.0 500 Internal Server Error"
"</body></html>";
io->send_error_message (handler, msg, sizeof (msg));
switch (handler->status ())
{
case JAWS_IO_Handler::WRITE_OK:
case JAWS_IO_Handler::WRITE_OK_A:
if (info->status () == (int) JAWS_HTTP_10_Request::STATUS_QUIT)
{
data->payload (0);
delete info;
return -3;
}
data->payload (0);
delete info;
return 0;
case JAWS_IO_Handler::WRITE_ERROR:
case JAWS_IO_Handler::WRITE_ERROR_A:
data->payload (0);
delete info;
return -1;
default:
return 2;
}
return 2;
}
else
{
if (ACE_OS::strcmp (info->version (), "HTTP/0.9") == 0)
io->transmit_file (handler,
info->path (),
"",
0,
"",
0);
else
io->transmit_file (handler,
info->path (),
"HTTP/1.0 200 Ok\r\n\r\n",
19,
"",
0);
switch (handler->status ())
{
case JAWS_IO_Handler::TRANSMIT_OK_A:
{
JAWS_TRACE ("JAWS_HTTP_10_Write_Task::handle_put, OK_A");
data->payload (0);
delete info;
return 1;
}
case JAWS_IO_Handler::TRANSMIT_OK:
{
JAWS_TRACE ("JAWS_HTTP_10_Write_Task::handle_put, OK");
data->payload (0);
delete info;
return 0;
}
case JAWS_IO_Handler::TRANSMIT_ERROR:
{
JAWS_TRACE ("JAWS_HTTP_10_Write_Task::handle_put, ERROR");
data->payload (0);
delete info;
return 0;
}
case JAWS_IO_Handler::TRANSMIT_ERROR_A:
{
JAWS_TRACE ("JAWS_HTTP_10_Write_Task::handle_put, ERROR_A");
data->payload (0);
delete info;
return 1;
}
default:
{
JAWS_TRACE ("JAWS_HTTP_10_Write_Task::handle_put, DEFAULT");
data->payload (0);
delete info;
return 1;
}
}
}
data->payload (0);
delete info;
return -1;
}
