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added partial experimental code for io event handling

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hyunghwan.chung
2017-02-15 11:57:24 +00:00
parent bc5ab97ccf
commit be677dd53a
16 changed files with 368 additions and 211 deletions
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60
moo/lib/main.c
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@ -821,42 +821,74 @@ static void vm_sleep (moo_t* moo, const moo_ntime_t* dur)
#endif
}
static int mux_add (moo_t* moo)
static int mux_add (moo_t* moo, moo_oop_semaphore_t sem)
{
xtn_t* xtn = (xtn_t*)moo_getxtn(moo);
struct epoll_event ev;
moo_ooi_t mask;
ev.events = EPOLLIN | EPOLLOUT;
ev.data.u64 = 10;
MOO_ASSERT (moo, MOO_OOP_IS_SMOOI(sem->io_index));
MOO_ASSERT (moo, MOO_OOP_IS_SMOOI(sem->io_handle));
MOO_ASSERT (moo, MOO_OOP_IS_SMOOI(sem->io_mask));
/*
if (epoll_ctl (xtn->ep, EPOLL_CTL_DEL, 000, &ev) == -1)
mask = MOO_OOP_TO_SMOOI(sem->io_mask);
ev.events = 0;
if (mask & 1) ev.events |= EPOLLIN; /*TODO: define io mask constants... */
if (mask & 2) ev.events |= EPOLLOUT;
ev.data.ptr = (void*)MOO_OOP_TO_SMOOI(sem->io_index);
if (ev.events == 0)
{
moo_syserrtoerrnum (errno);
MOO_DEBUG2 (moo, "<mux_add> Invalid semaphore mask %zd on handle %zd\n", mask, MOO_OOP_TO_SMOOI(sem->io_handle));
moo_seterrnum (moo, MOO_EINVAL);
return -1;
}
*/
if (epoll_ctl (xtn->ep, EPOLL_CTL_ADD, MOO_OOP_TO_SMOOI(sem->io_handle), &ev) == -1)
{
moo_seterrnum (moo, moo_syserrtoerrnum (errno));
MOO_DEBUG2 (moo, "<mux_add> epoll_ctl failure on handle %zd - %hs\n", MOO_OOP_TO_SMOOI(sem->io_handle), strerror(errno));
return -1;
}
return 0;
}
static void mux_del (moo_t* moo)
static void mux_del (moo_t* moo, moo_oop_semaphore_t sem)
{
xtn_t* xtn = (xtn_t*)moo_getxtn(moo);
struct epoll_event ev;
/* epoll_ctl (xtn->ep, EPOLL_CTL_DEL, 00, &ev);*/
MOO_ASSERT (moo, MOO_OOP_IS_SMOOI(sem->io_index));
MOO_ASSERT (moo, MOO_OOP_IS_SMOOI(sem->io_handle));
MOO_ASSERT (moo, MOO_OOP_IS_SMOOI(sem->io_mask));
epoll_ctl (xtn->ep, EPOLL_CTL_DEL, MOO_OOP_TO_SMOOI(sem->io_handle), &ev);
}
static void mux_wait (moo_t* moo, const moo_ntime_t* dur)
static void mux_wait (moo_t* moo, const moo_ntime_t* dur, moo_vmprim_muxwait_cb_t muxwcb)
{
xtn_t* xtn = (xtn_t*)moo_getxtn(moo);
int tmout = 0;
int tmout = 0, n;
struct epoll_event ev[32]; /*TODO: make it into xtn->evt_ptr or somewhere else as a dynamically allocated memory block */
if (dur) tmout = MOO_SECNSEC_TO_MSEC(dur->sec, dur->nsec);
/*
if (epoll_wait (xtn->ep, xtn->evt_ptr, xtn->evt_capa, tmout) > 0)
n = epoll_wait (xtn->ep, ev, MOO_COUNTOF(ev), tmout);
while (n > 0)
{
int mask;
--n;
mask = 0;
if (ev[n].events & EPOLLIN) mask |= 1; /* TODO define constants for IO Mask */
if (ev[n].events & EPOLLOUT) mask |= 2;
if (ev[n].events & EPOLLERR) mask |= 4;
if (ev[n].events & EPOLLHUP) mask |= 8;
muxwcb (moo, mask, ev[n].data.ptr);
}
*/
}
/* ========================================================================= */