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Refactoring part 2 [W.I.P]

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Yehonal
2016-08-12 00:46:43 +02:00
parent a73ad5cd6e
commit b0c8eceb08
504 changed files with 19 additions and 35 deletions
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291
src/server/authserver/Server/RealmSocket.cpp
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@@ -1,291 +0,0 @@
/*
* Copyright (C)
* Copyright (C)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <ace/OS_NS_string.h>
#include <ace/INET_Addr.h>
#include <ace/SString.h>
#include "RealmSocket.h"
#include "Log.h"
RealmSocket::Session::Session(void) { }
RealmSocket::Session::~Session(void) { }
RealmSocket::RealmSocket(void) :
input_buffer_(4096), session_(NULL),
_remoteAddress(), _remotePort(0)
{
reference_counting_policy().value(ACE_Event_Handler::Reference_Counting_Policy::ENABLED);
msg_queue()->high_water_mark(8 * 1024 * 1024);
msg_queue()->low_water_mark(8 * 1024 * 1024);
}
RealmSocket::~RealmSocket(void)
{
if (msg_queue())
msg_queue()->close();
// delete RealmSocketObject must never be called from our code.
closing_ = true;
delete session_;
peer().close();
}
int RealmSocket::open(void * arg)
{
ACE_INET_Addr addr;
if (peer().get_remote_addr(addr) == -1)
{
sLog->outError("Error %s while opening realm socket!", ACE_OS::strerror(errno));
return -1;
}
_remoteAddress = addr.get_host_addr();
_remotePort = addr.get_port_number();
// Register with ACE Reactor
if (Base::open(arg) == -1)
return -1;
if (session_)
session_->OnAccept();
// reactor takes care of the socket from now on
remove_reference();
return 0;
}
int RealmSocket::close(u_long)
{
shutdown();
closing_ = true;
remove_reference();
return 0;
}
const std::string& RealmSocket::getRemoteAddress(void) const
{
return _remoteAddress;
}
uint16 RealmSocket::getRemotePort(void) const
{
return _remotePort;
}
size_t RealmSocket::recv_len(void) const
{
return input_buffer_.length();
}
bool RealmSocket::recv_soft(char *buf, size_t len)
{
if (input_buffer_.length() < len)
return false;
ACE_OS::memcpy(buf, input_buffer_.rd_ptr(), len);
return true;
}
bool RealmSocket::recv(char *buf, size_t len)
{
bool ret = recv_soft(buf, len);
if (ret)
recv_skip(len);
return ret;
}
void RealmSocket::recv_skip(size_t len)
{
input_buffer_.rd_ptr(len);
}
ssize_t RealmSocket::noblk_send(ACE_Message_Block &message_block)
{
const size_t len = message_block.length();
if (len == 0)
return -1;
// Try to send the message directly.
#ifdef MSG_NOSIGNAL
ssize_t n = peer().send(message_block.rd_ptr(), len, MSG_NOSIGNAL);
#else
ssize_t n = peer().send(message_block.rd_ptr(), len);
#endif // MSG_NOSIGNAL
if (n < 0)
{
if (errno == EWOULDBLOCK) // Blocking signal
return 0;
else // Error happened
return -1;
}
else if (n == 0)
{
// Can this happen ?
return -1;
}
// return bytes transmitted
return n;
}
bool RealmSocket::send(const char *buf, size_t len)
{
if (buf == NULL || len == 0)
return true;
ACE_Data_Block db(len, ACE_Message_Block::MB_DATA, (const char*)buf, 0, 0, ACE_Message_Block::DONT_DELETE, 0);
ACE_Message_Block message_block(&db, ACE_Message_Block::DONT_DELETE, 0);
message_block.wr_ptr(len);
if (msg_queue()->is_empty())
{
// Try to send it directly.
ssize_t n = noblk_send(message_block);
if (n < 0)
return false;
size_t un = size_t(n);
if (un == len)
return true;
// fall down
message_block.rd_ptr(un);
}
ACE_Message_Block* mb = message_block.clone();
if (msg_queue()->enqueue_tail(mb, (ACE_Time_Value *)(&ACE_Time_Value::zero)) == -1)
{
mb->release();
return false;
}
if (reactor()->schedule_wakeup(this, ACE_Event_Handler::WRITE_MASK) == -1)
return false;
return true;
}
int RealmSocket::handle_output(ACE_HANDLE)
{
if (closing_)
return -1;
ACE_Message_Block* mb = 0;
if (msg_queue()->is_empty())
{
reactor()->cancel_wakeup(this, ACE_Event_Handler::WRITE_MASK);
return 0;
}
if (msg_queue()->dequeue_head(mb, (ACE_Time_Value *)(&ACE_Time_Value::zero)) == -1)
return -1;
ssize_t n = noblk_send(*mb);
if (n < 0)
{
mb->release();
return -1;
}
else if (size_t(n) == mb->length())
{
mb->release();
return 1;
}
else
{
mb->rd_ptr(n);
if (msg_queue()->enqueue_head(mb, (ACE_Time_Value *) &ACE_Time_Value::zero) == -1)
{
mb->release();
return -1;
}
return 0;
}
ACE_NOTREACHED(return -1);
}
int RealmSocket::handle_close(ACE_HANDLE h, ACE_Reactor_Mask)
{
// As opposed to WorldSocket::handle_close, we don't need locks here.
closing_ = true;
if (h == ACE_INVALID_HANDLE)
peer().close_writer();
if (session_)
session_->OnClose();
reactor()->remove_handler(this, ACE_Event_Handler::DONT_CALL | ACE_Event_Handler::ALL_EVENTS_MASK);
return 0;
}
int RealmSocket::handle_input(ACE_HANDLE)
{
if (closing_)
return -1;
const ssize_t space = input_buffer_.space();
ssize_t n = peer().recv(input_buffer_.wr_ptr(), space);
if (n < 0)
return errno == EWOULDBLOCK ? 0 : -1;
else if (n == 0) // EOF
return -1;
input_buffer_.wr_ptr((size_t)n);
if (session_ != NULL)
{
session_->OnRead();
input_buffer_.crunch();
}
// return 1 in case there is more data to read from OS
return n == space ? 1 : 0;
}
void RealmSocket::set_session(Session* session)
{
delete session_;
session_ = session;
}