static void
accept_new(int accept_fd)
{
int from, to, feid, teid;
while (1) {
feid = evt_get();
assert(feid > 0);
from = from_tsplit(cos_spd_id(), accept_fd, "", 0, TOR_RW, feid);
assert(from != accept_fd);
if (-EAGAIN == from) {
evt_put(feid);
return;
} else if (from < 0) {
printc("from torrent returned %d\n", from);
BUG();
return;
}
teid = evt_get();
assert(teid > 0);
to = tsplit(cos_spd_id(), td_root, "", 0, TOR_RW, teid);
if (to < 0) {
printc("torrent split returned %d", to);
BUG();
}
mapping_add(from, to, feid, teid);
}
}
void
cos_init(void *arg)
{
int c, accept_fd, ret;
long eid;
char *init_str = cos_init_args(), *create_str;
int lag, nthds, prio;
cvect_init_static(&evts);
cvect_init_static(&tor_from);
cvect_init_static(&tor_to);
lock_static_init(&sc_lock);
sscanf(init_str, "%d:%d:%d", &lag, &nthds, &prio);
printc("lag: %d, nthds:%d, prio:%d\n", lag, nthds, prio);
create_str = strstr(init_str, "/");
assert(create_str);
eid = evt_get();
ret = c = from_tsplit(cos_spd_id(), td_root, create_str, strlen(create_str), TOR_ALL, eid);
if (ret <= td_root) BUG();
accept_fd = c;
evt_add(c, eid);
/* event loop... */
while (1) {
struct tor_conn tc;
int t;
long evt;
memset(&tc, 0, sizeof(struct tor_conn));
evt = evt_wait_all();
t = evt_torrent(evt);
if (t > 0) {
tc.feid = evt;
tc.from = t;
if (t == accept_fd) {
tc.to = 0;
accept_new(accept_fd);
} else {
tc.to = tor_get_to(t, &tc.teid);
assert(tc.to > 0);
from_data_new(&tc);
}
} else {
t *= -1;
tc.teid = evt;
tc.to = t;
tc.from = tor_get_from(t, &tc.feid);
assert(tc.from > 0);
to_data_new(&tc);
}
cos_mpd_update();
}
}
void
cos_init(void *arg)
{
int c, accept_fd, ret;
long eid;
char *init_str = cos_init_args();
char __create_str[128];
static volatile int first = 1, off = 0;
int port;
u64_t start, end;
if (cos_get_thd_id() == pid_thd) {
pid_process();
}
union sched_param sp;
if (first) {
first = 0;
sp.c.type = SCHEDP_PRIO;
sp.c.value = 10;
pid_thd = sched_create_thd(cos_spd_id(), sp.v, 0, 0);
init(init_str);
return;
}
printc("Thread %d, port %d\n", cos_get_thd_id(), __port+off);
port = off++;
port += __port;
eid = evt_get();
if (snprintf(__create_str, 128, create_str, port) < 0) BUG();
ret = c = from_tsplit(cos_spd_id(), td_root, __create_str, strlen(__create_str), TOR_ALL, eid);
if (ret <= td_root) BUG();
accept_fd = c;
printc("accept_fd %d (eid %d)\n", accept_fd, eid);
evt_add(c, eid);
/* event loop... */
while (1) {
int t;
long evt;
evt = evt_wait_all();
t = evt_torrent(evt);
printc("an interrupt comes in (thd %d, evt %d t %d)\n",
cos_get_thd_id(), evt, t);
accept_new(accept_fd);
break;
}
}
static void
accept_new(int accept_fd)
{
int eid;
eid = evt_get();
assert(eid > 0);
pid_torrent = from_tsplit(cos_spd_id(), accept_fd, "", 0, TOR_RW, eid);
assert(pid_torrent!= accept_fd);
printc("accept_new: eid %d pid_torrent %d (accept_fd %d)\n",
eid, pid_torrent, accept_fd);
if (-EAGAIN == pid_torrent) {
evt_free(cos_spd_id(), eid);
return;
} else if (pid_torrent < 0) {
printc("pwrite to id_torrent %d\n", pid_torrent);
BUG();
return;
}
mapping_add(pid_torrent, 0, eid, 0);
}
