#ifndef __ebase_h
#define __ebase_h
+#ifndef SWIG
#include <vector>
#include <map>
#include <sys/poll.h>
#include <lib/base/eptrlist.h>
#include <libsig_comp.h>
+#endif
+
+#include <lib/python/connections.h>
class eApplication;
extern eApplication* eApp;
-static inline bool operator<( const timeval &t1, const timeval &t2 )
+#ifndef SWIG
+ /* TODO: remove these inlines. */
+static inline bool operator<( const timespec &t1, const timespec &t2 )
+{
+ return t1.tv_sec < t2.tv_sec || (t1.tv_sec == t2.tv_sec && t1.tv_nsec < t2.tv_nsec);
+}
+
+static inline bool operator<=( const timespec &t1, const timespec &t2 )
{
- return t1.tv_sec < t2.tv_sec || (t1.tv_sec == t2.tv_sec && t1.tv_usec < t2.tv_usec);
+ return t1.tv_sec < t2.tv_sec || (t1.tv_sec == t2.tv_sec && t1.tv_nsec <= t2.tv_nsec);
}
-static inline timeval &operator+=( timeval &t1, const timeval &t2 )
+static inline timespec &operator+=( timespec &t1, const timespec &t2 )
{
t1.tv_sec += t2.tv_sec;
- if ( (t1.tv_usec += t2.tv_usec) >= 1000000 )
+ if ( (t1.tv_nsec += t2.tv_nsec) >= 1000000000 )
{
t1.tv_sec++;
- t1.tv_usec -= 1000000;
+ t1.tv_nsec -= 1000000000;
}
return t1;
}
-static inline timeval operator+( const timeval &t1, const timeval &t2 )
+static inline timespec operator+( const timespec &t1, const timespec &t2 )
{
- timeval tmp;
+ timespec tmp;
tmp.tv_sec = t1.tv_sec + t2.tv_sec;
- if ( (tmp.tv_usec = t1.tv_usec + t2.tv_usec) >= 1000000 )
+ if ( (tmp.tv_nsec = t1.tv_nsec + t2.tv_nsec) >= 1000000000 )
{
tmp.tv_sec++;
- tmp.tv_usec -= 1000000;
+ tmp.tv_nsec -= 1000000000;
}
return tmp;
}
-static inline timeval operator-( const timeval &t1, const timeval &t2 )
+static inline timespec operator-( const timespec &t1, const timespec &t2 )
{
- timeval tmp;
+ timespec tmp;
tmp.tv_sec = t1.tv_sec - t2.tv_sec;
- if ( (tmp.tv_usec = t1.tv_usec - t2.tv_usec) < 0 )
+ if ( (tmp.tv_nsec = t1.tv_nsec - t2.tv_nsec) < 0 )
{
tmp.tv_sec--;
- tmp.tv_usec += 1000000;
+ tmp.tv_nsec += 1000000000;
}
return tmp;
}
-static inline timeval operator-=( timeval &t1, const timeval &t2 )
+static inline timespec operator-=( timespec &t1, const timespec &t2 )
{
t1.tv_sec -= t2.tv_sec;
- if ( (t1.tv_usec -= t2.tv_usec) < 0 )
+ if ( (t1.tv_nsec -= t2.tv_nsec) < 0 )
{
t1.tv_sec--;
- t1.tv_usec += 1000000;
+ t1.tv_nsec += 1000000000;
}
return t1;
}
-static inline timeval &operator+=( timeval &t1, const long msek )
+static inline timespec &operator+=( timespec &t1, const long msek )
{
t1.tv_sec += msek / 1000;
- if ( (t1.tv_usec += (msek % 1000) * 1000) >= 1000000 )
+ if ( (t1.tv_nsec += (msek % 1000) * 1000000) >= 1000000000 )
{
t1.tv_sec++;
- t1.tv_usec -= 1000000;
+ t1.tv_nsec -= 1000000000;
}
return t1;
}
-static inline timeval operator+( const timeval &t1, const long msek )
+static inline timespec operator+( const timespec &t1, const long msek )
{
- timeval tmp;
+ timespec tmp;
tmp.tv_sec = t1.tv_sec + msek / 1000;
- if ( (tmp.tv_usec = t1.tv_usec + (msek % 1000) * 1000) >= 1000000 )
+ if ( (tmp.tv_nsec = t1.tv_nsec + (msek % 1000) * 1000000) >= 1000000000 )
{
tmp.tv_sec++;
- tmp.tv_usec -= 1000000;
+ tmp.tv_nsec -= 1000000;
}
return tmp;
}
-static inline timeval operator-( const timeval &t1, const long msek )
+static inline timespec operator-( const timespec &t1, const long msek )
{
- timeval tmp;
+ timespec tmp;
tmp.tv_sec = t1.tv_sec - msek / 1000;
- if ( (tmp.tv_usec = t1.tv_usec - (msek % 1000)*1000) < 0 )
+ if ( (tmp.tv_nsec = t1.tv_nsec - (msek % 1000)*1000000) < 0 )
{
tmp.tv_sec--;
- tmp.tv_usec += 1000000;
+ tmp.tv_nsec += 1000000000;
}
return tmp;
}
-static inline timeval operator-=( timeval &t1, const long msek )
+static inline timespec operator-=( timespec &t1, const long msek )
{
t1.tv_sec -= msek / 1000;
- if ( (t1.tv_usec -= (msek % 1000) * 1000) < 0 )
+ if ( (t1.tv_nsec -= (msek % 1000) * 1000000) < 0 )
{
t1.tv_sec--;
- t1.tv_usec += 1000000;
+ t1.tv_nsec += 1000000000;
}
return t1;
}
-static inline timeval timeout_timeval ( const timeval & orig )
+static inline long timeout_usec ( const timespec & orig )
{
- timeval now;
- gettimeofday(&now,0);
-
- return orig-now;
-}
-
-static inline long timeout_usec ( const timeval & orig )
-{
- timeval now;
- gettimeofday(&now,0);
-
- return (orig-now).tv_sec*1000000 + (orig-now).tv_usec;
+ timespec now;
+ clock_gettime(CLOCK_MONOTONIC, &now);
+ if ( (orig-now).tv_sec > 2000 )
+ return 2000*1000*1000;
+ return (orig-now).tv_sec*1000000 + (orig-now).tv_nsec/1000;
}
class eMainloop;
* This class emits the signal \c eSocketNotifier::activate whenever the
* event specified by \c req is available.
*/
-class eSocketNotifier
+class eSocketNotifier: iObject
{
+ DECLARE_REF(eSocketNotifier);
+ friend class eMainloop;
public:
enum { Read=POLLIN, Write=POLLOUT, Priority=POLLPRI, Error=POLLERR, Hungup=POLLHUP };
private:
int fd;
int state;
int requested; // requested events (POLLIN, ...)
+ void activate(int what) { /*emit*/ activated(what); }
+ eSocketNotifier(eMainloop *context, int fd, int req, bool startnow);
public:
/**
* \brief Constructs a eSocketNotifier.
* \param req The events to watch to, normally either \c Read or \c Write. You can specify any events that \c poll supports.
* \param startnow Specifies if the socketnotifier should start immediately.
*/
- eSocketNotifier(eMainloop *context, int fd, int req, bool startnow=true);
+ static eSocketNotifier* create(eMainloop *context, int fd, int req, bool startnow=true) { return new eSocketNotifier(context, fd, req, startnow); }
~eSocketNotifier();
- Signal1<void, int> activated;
- void activate(int what) { /*emit*/ activated(what); }
+ PSignal1<void, int> activated;
void start();
void stop();
int getFD() { return fd; }
int getRequested() { return requested; }
void setRequested(int req) { requested=req; }
-};
- // ... und Timer
-/**
- * \brief Gives a callback after a specified timeout.
- *
- * This class emits the signal \c eTimer::timeout after the specified timeout.
- */
-class eTimer
-{
- eMainloop &context;
- timeval nextActivation;
- long interval;
- bool bSingleShot;
- bool bActive;
-public:
- /**
- * \brief Constructs a timer.
- *
- * The timer is not yet active, it has to be started with \c start.
- * \param context The thread from which the signal should be emitted.
- */
- eTimer(eMainloop *context): context(*context), bActive(false) { }
- ~eTimer() { if (bActive) stop(); }
-
- Signal0<void> timeout;
- void activate();
+ eSmartPtrList<iObject> m_clients;
+};
- bool isActive() { return bActive; }
- timeval &getNextActivation() { return nextActivation; }
+#endif
- void start(long msec, bool singleShot=false);
- void stop();
- void changeInterval(long msek);
- bool operator<(const eTimer& t) const { return nextActivation < t.nextActivation; }
-};
+class eTimer;
// werden in einer mainloop verarbeitet
class eMainloop
{
+ friend class eTimer;
+ friend class eSocketNotifier;
std::map<int, eSocketNotifier*> notifiers;
- ePtrList<eTimer> TimerList;
- bool app_exit_loop;
+ ePtrList<eTimer> m_timer_list;
bool app_quit_now;
int loop_level;
- void processOneEvent();
+ int processOneEvent(unsigned int user_timeout, PyObject **res=0, ePyObject additional=ePyObject());
int retval;
-public:
- eMainloop():app_quit_now(0),loop_level(0),retval(0){ }
- void addSocketNotifier(eSocketNotifier *sn);
+ int m_is_idle;
+ int m_idle_count;
+ eSocketNotifier *m_inActivate;
+
+ int m_interrupt_requested;
+ timespec m_twisted_timer; // twisted timer
+
+ void addSocketNotifier(eSocketNotifier *sn);
void removeSocketNotifier(eSocketNotifier *sn);
- void addTimer(eTimer* e) { TimerList.push_back(e); TimerList.sort(); }
- void removeTimer(eTimer* e) { TimerList.remove(e); }
+ void addTimer(eTimer* e);
+ void removeTimer(eTimer* e);
+ static ePtrList<eMainloop> existing_loops;
+ static bool isValid(eMainloop *);
+public:
+ eMainloop()
+ :app_quit_now(0),loop_level(0),retval(0), m_is_idle(0), m_idle_count(0), m_inActivate(0), m_interrupt_requested(0)
+ {
+ existing_loops.push_back(this);
+ }
+ virtual ~eMainloop();
int looplevel() { return loop_level; }
-
- int exec(); // recursive enter the loop
+
+#ifndef SWIG
void quit(int ret=0); // leave all pending loops (recursive leave())
- void enter_loop();
- void exit_loop();
+#endif
+
+ /* a user supplied timeout. enter_loop will return with:
+ 0 - no timeout, no signal
+ 1 - timeout
+ 2 - signal
+ */
+ int iterate(unsigned int timeout=0, PyObject **res=0, SWIG_PYOBJECT(ePyObject) additional=(PyObject*)0);
+
+ /* run will iterate endlessly until the app is quit, and return
+ the exit code */
+ int runLoop();
+
+ /* our new shared polling interface. */
+ PyObject *poll(SWIG_PYOBJECT(ePyObject) dict, SWIG_PYOBJECT(ePyObject) timeout);
+ void interruptPoll();
+ void reset();
+
+ /* m_is_idle needs to be atomic, but it doesn't really matter much, as it's read-only from outside */
+ int isIdle() { return m_is_idle; }
+ int idleCount() { return m_idle_count; }
};
/**
eApp = 0;
}
};
+
+#ifndef SWIG
+ // ... und Timer
+/**
+ * \brief Gives a callback after a specified timeout.
+ *
+ * This class emits the signal \c eTimer::timeout after the specified timeout.
+ */
+class eTimer: iObject
+{
+ DECLARE_REF(eTimer);
+ friend class eMainloop;
+ eMainloop &context;
+ timespec nextActivation;
+ long interval;
+ bool bSingleShot;
+ bool bActive;
+ void activate();
+
+ eTimer(eMainloop *context): context(*context), bActive(false) { }
+public:
+ /**
+ * \brief Constructs a timer.
+ *
+ * The timer is not yet active, it has to be started with \c start.
+ * \param context The thread from which the signal should be emitted.
+ */
+ static eTimer *create(eMainloop *context=eApp) { return new eTimer(context); }
+ ~eTimer() { if (bActive) stop(); }
+
+ PSignal0<void> timeout;
+
+ bool isActive() { return bActive; }
+
+ timespec &getNextActivation() { return nextActivation; }
+
+ void start(long msec, bool b=false);
+ void stop();
+ void changeInterval(long msek);
+ void startLongTimer( int seconds );
+ bool operator<(const eTimer& t) const { return nextActivation < t.nextActivation; }
+ eSmartPtrList<iObject> m_clients;
+};
+#endif // SWIG
+
#endif