stop();
context.addSocketNotifier(this);
- state=1;
+ state=2; // running but not in poll yet
}
void eSocketNotifier::stop()
bSingleShot = singleShot;
interval = msek;
gettimeofday(&nextActivation, 0);
+ nextActivation.tv_sec -= context.getTimeOffset();
// eDebug("this = %p\nnow sec = %d, usec = %d\nadd %d msec", this, nextActivation.tv_sec, nextActivation.tv_usec, msek);
nextActivation += (msek<0 ? 0 : msek);
// eDebug("next Activation sec = %d, usec = %d", nextActivation.tv_sec, nextActivation.tv_usec );
bActive = bSingleShot = true;
interval = 0;
gettimeofday(&nextActivation, 0);
+ nextActivation.tv_sec -= context.getTimeOffset();
// eDebug("this = %p\nnow sec = %d, usec = %d\nadd %d sec", this, nextActivation.tv_sec, nextActivation.tv_usec, seconds);
if ( seconds > 0 )
nextActivation.tv_sec += seconds;
void eMainloop::addSocketNotifier(eSocketNotifier *sn)
{
- notifiers.insert(std::pair<int,eSocketNotifier*> (sn->getFD(), sn));
+ int fd = sn->getFD();
+ ASSERT(notifiers.find(fd) == notifiers.end());
+ notifiers[fd]=sn;
}
void eMainloop::removeSocketNotifier(eSocketNotifier *sn)
{
- for (std::multimap<int,eSocketNotifier*>::iterator i = notifiers.find(sn->getFD());
- i != notifiers.end();
- ++i)
- if (i->second == sn)
- return notifiers.erase(i);
+ int fd = sn->getFD();
+ std::map<int,eSocketNotifier*>::iterator i(notifiers.find(fd));
+ if (i != notifiers.end())
+ return notifiers.erase(i);
eFatal("removed socket notifier which is not present");
}
-int eMainloop::processOneEvent(unsigned int user_timeout, PyObject **res, PyObject *additional)
+int eMainloop::processOneEvent(unsigned int twisted_timeout, PyObject **res, ePyObject additional)
{
int return_reason = 0;
/* get current time */
- timeval now;
- gettimeofday(&now, 0);
- m_now_is_invalid = 0;
-
+
if (additional && !PyDict_Check(additional))
eFatal("additional, but it's not dict");
-
+
if (additional && !res)
eFatal("additional, but no res");
-
- int poll_timeout = -1; /* infinite in case of empty timer list */
-
- if (m_timer_list)
+
+ long poll_timeout = -1; /* infinite in case of empty timer list */
+
+ if (!m_timer_list.empty() || twisted_timeout > 0)
{
- singleLock s(recalcLock);
- poll_timeout = timeval_to_usec(m_timer_list.begin()->getNextActivation() - now);
- /* if current timer already passed, don't delay infinite. */
- if (poll_timeout < 0)
- poll_timeout = 0;
-
- /* convert us to ms */
- poll_timeout /= 1000;
+ applyTimeOffset();
+ if (!m_timer_list.empty())
+ {
+ /* process all timers which are ready. first remove them out of the list. */
+ while (!m_timer_list.empty() && (poll_timeout = timeout_usec( m_timer_list.begin()->getNextActivation() ) ) <= 0 )
+ {
+ m_timer_list.begin()->activate();
+ applyTimeOffset();
+ }
+ if (poll_timeout < 0)
+ poll_timeout = 0;
+ else /* convert us to ms */
+ poll_timeout /= 1000;
+ }
}
-
- if ((user_timeout > 0) && (poll_timeout > 0) && ((unsigned int)poll_timeout > user_timeout))
+
+ if ((twisted_timeout > 0) && (poll_timeout > 0) && ((unsigned int)poll_timeout > twisted_timeout))
{
- poll_timeout = user_timeout;
+ poll_timeout = twisted_timeout;
return_reason = 1;
}
-
- int ret = 0;
-
-
- if (poll_timeout)
+
+ int nativecount=notifiers.size(),
+ fdcount=nativecount,
+ ret=0;
+
+ if (additional)
+ fdcount += PyDict_Size(additional);
+
+ // build the poll aray
+ pollfd pfd[fdcount]; // make new pollfd array
+ std::map<int,eSocketNotifier*>::iterator it = notifiers.begin();
+ int i=0;
+ for (; i < nativecount; ++i, ++it)
{
- std::multimap<int,eSocketNotifier*>::iterator it;
- std::map<int,int> fd_merged;
- std::map<int,int>::const_iterator fd_merged_it;
-
- for (it = notifiers.begin(); it != notifiers.end(); ++it)
- fd_merged[it->first] |= it->second->getRequested();
-
- fd_merged_it = fd_merged.begin();
-
- int nativecount, fdcount;
-
- nativecount = fdcount = fd_merged.size();
-
- if (additional)
- {
- additional = PyDict_Items(additional);
- fdcount += PyList_Size(additional);
- }
+ it->second->state = 1; // running and in poll
+ pfd[i].fd = it->first;
+ pfd[i].events = it->second->getRequested();
+ }
- // build the poll aray
- pollfd* pfd = new pollfd[fdcount]; // make new pollfd array
-
- for (int i=0; i < nativecount; i++, fd_merged_it++)
- {
- pfd[i].fd = fd_merged_it->first;
- pfd[i].events = fd_merged_it->second;
- }
-
- if (additional)
- {
- for (int i=0; i < PyList_Size(additional); ++i)
- {
- PyObject *it = PyList_GET_ITEM(additional, i);
- if (!PyTuple_Check(it))
- eFatal("poll item is not a tuple");
- if (PyTuple_Size(it) != 2)
- eFatal("poll tuple size is not 2");
- int fd = PyObject_AsFileDescriptor(PyTuple_GET_ITEM(it, 0));
- if (fd == -1)
- eFatal("poll tuple not a filedescriptor");
- pfd[nativecount + i].fd = fd;
- pfd[nativecount + i].events = PyInt_AsLong(PyTuple_GET_ITEM(it, 1));
- }
+ if (additional)
+ {
+ PyObject *key, *val;
+ int pos=0;
+ while (PyDict_Next(additional, &pos, &key, &val)) {
+ pfd[i].fd = PyObject_AsFileDescriptor(key);
+ pfd[i++].events = PyInt_AsLong(val);
}
+ }
+ if (this == eApp)
+ Py_BEGIN_ALLOW_THREADS
+ ret = ::poll(pfd, fdcount, poll_timeout);
+ Py_END_ALLOW_THREADS
+ else
ret = ::poll(pfd, fdcount, poll_timeout);
-
+
/* ret > 0 means that there are some active poll entries. */
- if (ret > 0)
+ if (ret > 0)
+ {
+ int i=0;
+ return_reason = 0;
+ for (; i < nativecount; ++i)
{
- return_reason = 0;
- for (int i=0; i < nativecount ; i++)
+ if (pfd[i].revents)
{
- it = notifiers.begin();
-
- int handled = 0;
-
- std::multimap<int,eSocketNotifier*>::iterator
- l = notifiers.lower_bound(pfd[i].fd),
- u = notifiers.upper_bound(pfd[i].fd);
-
- ePtrList<eSocketNotifier> n;
-
- for (; l != u; ++l)
- n.push_back(l->second);
-
- for (ePtrList<eSocketNotifier>::iterator li(n.begin()); li != n.end(); ++li)
+ it = notifiers.find(pfd[i].fd);
+ if (it != notifiers.end()
+ && it->second->state == 1) // added and in poll
{
- int req = li->getRequested();
-
- handled |= req;
-
+ int req = it->second->getRequested();
if (pfd[i].revents & req)
- (*li)->activate(pfd[i].revents);
+ it->second->activate(pfd[i].revents & req);
+ pfd[i].revents &= ~req;
}
- if ((pfd[i].revents&~handled) & (POLLERR|POLLHUP|POLLNVAL))
+ if (pfd[i].revents & (POLLERR|POLLHUP|POLLNVAL))
eDebug("poll: unhandled POLLERR/HUP/NVAL for fd %d(%d)", pfd[i].fd, pfd[i].revents);
}
-
- for (int i = nativecount; i < fdcount; ++i)
- {
- if (pfd[i].revents)
- {
- if (!*res)
- *res = PyList_New(0);
- PyObject *it = PyTuple_New(2);
- PyTuple_SET_ITEM(it, 0, PyInt_FromLong(pfd[i].fd));
- PyTuple_SET_ITEM(it, 1, PyInt_FromLong(pfd[i].revents));
- PyList_Append(*res, it);
- Py_DECREF(it);
- }
- }
-
- ret = 1; /* poll did not timeout. */
- } else if (ret < 0)
+ }
+ for (; i < fdcount; ++i)
{
- /* when we got a signal, we get EINTR. */
- if (errno != EINTR)
- eDebug("poll made error (%m)");
- else
+ if (pfd[i].revents)
{
- return_reason = 2;
- ret = -1; /* don't assume the timeout has passed when we got a signal */
+ if (!*res)
+ *res = PyList_New(0);
+ ePyObject it = PyTuple_New(2);
+ PyTuple_SET_ITEM(it, 0, PyInt_FromLong(pfd[i].fd));
+ PyTuple_SET_ITEM(it, 1, PyInt_FromLong(pfd[i].revents));
+ PyList_Append(*res, it);
+ Py_DECREF(it);
}
}
- delete [] pfd;
- Py_XDECREF(additional);
}
-
- /* when we not processed anything, check timers. */
- if (!ret)
+ else if (ret < 0)
{
- /* we know that this time has passed. */
- now += poll_timeout;
-
- singleLock s(recalcLock);
-
- /* this will never change while we have the recalcLock */
- /* we can savely return here, the timer will be re-checked soon. */
- if (m_now_is_invalid)
- return 0;
-
- /* process all timers which are ready. first remove them out of the list. */
- while ((!m_timer_list.empty()) && (m_timer_list.begin()->getNextActivation() <= now))
- m_timer_list.begin()->activate();
+ /* when we got a signal, we get EINTR. */
+ if (errno != EINTR)
+ eDebug("poll made error (%m)");
+ else
+ return_reason = 2; /* don't assume the timeout has passed when we got a signal */
}
-
+
return return_reason;
}
m_timer_list.remove(e);
}
-int eMainloop::iterate(unsigned int user_timeout, PyObject **res, PyObject *dict)
+int eMainloop::iterate(unsigned int twisted_timeout, PyObject **res, ePyObject dict)
{
int ret = 0;
-
+
+ if (twisted_timeout)
+ {
+ gettimeofday(&m_twisted_timer, 0);
+ m_twisted_timer += twisted_timeout;
+ }
+
+ /* TODO: this code just became ugly. fix that. */
do
- {
- if (app_quit_now) return -1;
- ret = processOneEvent(user_timeout, res, dict);
- if (res && *res)
- return ret;
- } while (ret == 0);
-
+ {
+ if (m_interrupt_requested)
+ {
+ m_interrupt_requested = 0;
+ return 0;
+ }
+
+ if (app_quit_now)
+ return -1;
+
+ int to = 0;
+ if (twisted_timeout)
+ {
+ timeval now, timeout;
+ gettimeofday(&now, 0);
+ m_twisted_timer += time_offset; // apply pending offset
+ if (m_twisted_timer<=now) // timeout
+ return 0;
+ timeout = m_twisted_timer - now;
+ to = timeout.tv_sec * 1000 + timeout.tv_usec / 1000;
+ // remove pending offset .. it is re-applied in next call of processOneEvent.. applyTimeOffset
+ m_twisted_timer -= time_offset;
+ }
+ ret = processOneEvent(to, res, dict);
+ } while ( !ret && !(res && *res) );
+
return ret;
}
return retval;
}
-PyObject *eMainloop::poll(PyObject *timeout, PyObject *dict)
+void eMainloop::reset()
+{
+ app_quit_now=false;
+}
+
+PyObject *eMainloop::poll(ePyObject timeout, ePyObject dict)
{
- PyObject *res = 0;
- int user_timeout = (timeout == Py_None) ? 0 : PyInt_AsLong(timeout);
-
- iterate(user_timeout, &res, dict);
-
- if (!res) /* return empty list on timeout */
- res = PyList_New(0);
-
- return res;
+ PyObject *res=0;
+
+ if (app_quit_now)
+ Py_RETURN_NONE;
+
+ int twisted_timeout = (timeout == Py_None) ? 0 : PyInt_AsLong(timeout);
+
+ iterate(twisted_timeout, &res, dict);
+ if (res)
+ return res;
+
+ return PyList_New(0); /* return empty list on timeout */
+}
+
+void eMainloop::interruptPoll()
+{
+ m_interrupt_requested = 1;
}
void eMainloop::quit(int ret)
void eMainloop::addTimeOffset(int offset)
{
- for (ePtrList<eMainloop>::iterator it(eMainloop::existing_loops)
- ;it != eMainloop::existing_loops.end(); ++it)
+ for (ePtrList<eMainloop>::iterator it(existing_loops.begin()); it != existing_loops.end(); ++it )
+ it->addInstanceTimeOffset(offset);
+}
+
+void eMainloop::addInstanceTimeOffset(int offset)
+{
+ singleLock s(recalcLock);
+ if (m_timer_list.empty())
+ time_offset=0;
+ else
+ {
+ if ( time_offset )
+ eDebug("time_offset %d avail.. add new offset %d than new is %d",
+ time_offset, offset, time_offset+offset);
+ time_offset+=offset;
+ }
+}
+
+void eMainloop::applyTimeOffset()
+{
+ singleLock s(recalcLock);
+ if ( time_offset )
{
- singleLock s(it->recalcLock);
- it->m_now_is_invalid = 1;
- for (ePtrList<eTimer>::iterator tit = it->m_timer_list.begin(); tit != it->m_timer_list.end(); ++tit )
- tit->addTimeOffset(offset);
+ for (ePtrList<eTimer>::iterator it(m_timer_list.begin()); it != m_timer_list.end(); ++it )
+ it->addTimeOffset( time_offset );
+ m_twisted_timer += time_offset;
+ time_offset=0;
}
}