static void fdevent_process()
{
int i, n;
fdevent *fde;
unsigned events;
fd_set rfd, wfd, efd;
memcpy(&rfd, &read_fds, sizeof(fd_set));
memcpy(&wfd, &write_fds, sizeof(fd_set));
memcpy(&efd, &error_fds, sizeof(fd_set));
dump_all_fds("pre select()");
n = select(select_n, &rfd, &wfd, &efd, NULL);
int saved_errno = errno;
D("select() returned n=%d, errno=%d\n", n, n<0?saved_errno:0);
dump_all_fds("post select()");
if(n < 0) {
switch(saved_errno) {
case EINTR: return;
case EBADF:
// Can't trust the FD sets after an error.
FD_ZERO(&wfd);
FD_ZERO(&efd);
FD_ZERO(&rfd);
break;
default:
D("Unexpected select() error=%d\n", saved_errno);
return;
}
}
if(n <= 0) {
// We fake a read, as the rest of the code assumes
// that errors will be detected at that point.
n = fdevent_fd_check(&rfd);
}
for(i = 0; (i < select_n) && (n > 0); i++) {
events = 0;
if(FD_ISSET(i, &rfd)) { events |= FDE_READ; n--; }
if(FD_ISSET(i, &wfd)) { events |= FDE_WRITE; n--; }
if(FD_ISSET(i, &efd)) { events |= FDE_ERROR; n--; }
if(events) {
fde = fd_table[i];
if(fde == 0)
FATAL("missing fde for fd %d\n", i);
fde->events |= events;
D("got events fde->fd=%d events=%04x, state=%04x\n",
fde->fd, fde->events, fde->state);
if(fde->state & FDE_PENDING) continue;
fde->state |= FDE_PENDING;
fdevent_plist_enqueue(fde);
}
}
}
static void fdevent_process()
{
struct epoll_event events[256];
fdevent *fde;
int i, n;
n = epoll_wait(epoll_fd, events, 256, -1);
if(n < 0) {
if(errno == EINTR) return;
perror("epoll_wait");
exit(1);
}
for(i = 0; i < n; i++) {
struct epoll_event *ev = events + i;
fde = ev->data.ptr;
if(ev->events & EPOLLIN) {
fde->events |= FDE_READ;
}
if(ev->events & EPOLLOUT) {
fde->events |= FDE_WRITE;
}
if(ev->events & (EPOLLERR | EPOLLHUP)) {
fde->events |= FDE_ERROR;
}
if(fde->events) {
if(fde->state & FDE_PENDING) continue;
fde->state |= FDE_PENDING;
fdevent_plist_enqueue(fde);
}
}
}
static void
event_hook_signal( EventHook hook )
{
FH f = hook->fh;
int fd = _fh_to_int(f);
fdevent* fde = fd_table[ fd - WIN32_FH_BASE ];
if (fde != NULL && fde->fd == fd) {
if ((fde->state & FDE_PENDING) == 0) {
fde->state |= FDE_PENDING;
fdevent_plist_enqueue( fde );
}
fde->events |= hook->wanted;
}
}
static void fdevent_process()
{
int i, n;
fdevent *fde;
unsigned events;
fd_set rfd, wfd, efd;
memcpy(&rfd, &read_fds, sizeof(fd_set));
memcpy(&wfd, &write_fds, sizeof(fd_set));
memcpy(&efd, &error_fds, sizeof(fd_set));
n = select(select_n, &rfd, &wfd, &efd, 0);
if(n < 0) {
if(errno == EINTR) return;
perror("select");
return;
}
for(i = 0; (i < select_n) && (n > 0); i++) {
events = 0;
if(FD_ISSET(i, &rfd)) events |= FDE_READ;
if(FD_ISSET(i, &wfd)) events |= FDE_WRITE;
if(FD_ISSET(i, &efd)) events |= FDE_ERROR;
if(events) {
n--;
fde = fd_table[i];
if(fde == 0) FATAL("missing fde for fd %d\n", i);
fde->events |= events;
if(fde->state & FDE_PENDING) continue;
fde->state |= FDE_PENDING;
fdevent_plist_enqueue(fde);
}
}
}
static void fdevent_process()
{
int i, n;
fdevent *fde;
unsigned events;
fd_set rfd, wfd, efd;
memcpy(&rfd, &read_fds, sizeof(fd_set));
memcpy(&wfd, &write_fds, sizeof(fd_set));
memcpy(&efd, &error_fds, sizeof(fd_set));
dump_all_fds("pre select()");
n = select(select_n, &rfd, &wfd, &efd, NULL);
int saved_errno = errno;
D("select() returned n=%d, errno=%d\n", n, n<0?saved_errno:0);
dump_all_fds("post select()");
if(n < 0) {
switch(saved_errno) {
case EINTR: return;
case EBADF:
// Can't trust the FD sets after an error.
FD_ZERO(&wfd);
FD_ZERO(&efd);
FD_ZERO(&rfd);
break;
default:
D("Unexpected select() error=%d\n", saved_errno);
return;
}
}
if(n <= 0) {
// We fake a read, as the rest of the code assumes
// that errors will be detected at that point.
n = fdevent_fd_check(&rfd);
}
for(i = 0; (i < select_n) && (n > 0); i++) {
events = 0;
if(FD_ISSET(i, &rfd)) { events |= FDE_READ; n--; }
if(FD_ISSET(i, &wfd)) { events |= FDE_WRITE; n--; }
if(FD_ISSET(i, &efd)) { events |= FDE_ERROR; n--; }
if(events) {
fde = fd_table[i];
if(fde == 0)
FATAL("missing fde for fd %d\n", i);
fde->events |= events;
D("got events fde->fd=%d events=%04x, state=%04x\n",
fde->fd, fde->events, fde->state);
if(fde->state & FDE_PENDING) continue;
fde->state |= FDE_PENDING;
#if !ADB_HOST
bool bFound = false;
int idx = 0;
for(idx = 0; idx < FDEVENT_ARRAY_SIZE; ++idx){
if(fdevent_array[idx] == fde->fd){
//Do not need to update array
bFound = true;
break;
}
}
if(bFound == false){
if(fdevent_idx > FDEVENT_ARRAY_SIZE - 1){
//Out of range, so we have to print fd directly
XLOGD("Too many fdevent_process fd=%d, ", fde->fd);
}else{
fdevent_array[fdevent_idx] = fde->fd;
fdevent_idx++;
}
}
clock_t this_fdevent_time = clock();
double cpu_time_used = ((double) (this_fdevent_time - last_fdevent_time)) / CLOCKS_PER_SEC;
if( cpu_time_used > 5.0 ){
char output_log[512];
char tmp[16];
sprintf(output_log, "%s", "adb fdevent_process list ");
for(idx = 0; idx < fdevent_idx; ++idx){
sprintf(tmp, "(%d) ", fdevent_array[idx]);
strcat(output_log, tmp);
fdevent_array[idx] = 0;
}
XLOGD("%s\n", output_log);
last_fdevent_time = this_fdevent_time;
fdevent_idx = 0;
}
#endif
fdevent_plist_enqueue(fde);
}
}
}
