lighttpd 1.4.x https://www.lighttpd.net/
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

103 lines
3.2 KiB

#include "first.h"
#include "fdevent_impl.h"
#include "fdevent.h"
#include "buffer.h"
#include "log.h"
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <fcntl.h>
#ifdef FDEVENT_USE_SOLARIS_PORT
#include <sys/poll.h>
static int fdevent_solaris_port_event_del(fdevents *ev, fdnode *fdn) {
return port_dissociate(ev->port_fd, PORT_SOURCE_FD, fdn->fd);
}
static int fdevent_solaris_port_event_set(fdevents *ev, fdnode *fdn, int events) {
int fd = fdn->fde_ndx = fdn->fd;
intptr_t ud = events & (POLLIN|POLLOUT);
return port_associate(ev->port_fd,PORT_SOURCE_FD,fd,(int)ud,(void*)ud);
}
__attribute_cold__
static void fdevent_solaris_port_free(fdevents *ev) {
close(ev->port_fd);
free(ev->port_events);
}
/* if there is any error it will return the return values of port_getn, otherwise it will return number of events **/
static int fdevent_solaris_port_poll(fdevents *ev, int timeout_ms) {
const int pfd = ev->port_fd;
int ret;
unsigned int available_events, wait_for_events = 0;
struct timespec timeout;
timeout.tv_sec = timeout_ms/1000L;
timeout.tv_nsec = (timeout_ms % 1000L) * 1000000L;
/* get the number of file descriptors with events */
if ((ret = port_getn(pfd, ev->port_events, 0, &wait_for_events, &timeout)) < 0) return ret;
/* wait for at least one event */
if (0 == wait_for_events) wait_for_events = 1;
available_events = wait_for_events;
/* get the events of the file descriptors */
if ((ret = port_getn(pfd, ev->port_events, ev->maxfds, &available_events, &timeout)) < 0) {
/* if errno == ETIME and available_event == wait_for_events we didn't get any events */
/* for other errors we didn't get any events either */
if (!(errno == ETIME && wait_for_events != available_events)) return ret;
}
for (int i = 0; i < (int)available_events; ++i) {
int fd = (int)ev->port_events[i].portev_object;
fdnode * const fdn = ev->fdarray[fd];
const intptr_t ud = (intptr_t)ev->port_events[i].portev_user;
int revents = ev->port_events[i].portev_events;
if (0 == ((uintptr_t)fdn & 0x3)) {
if (port_associate(pfd,PORT_SOURCE_FD,fd,(int)ud,(void*)ud) < 0) {
log_error(ev->errh,__FILE__,__LINE__,"port_associate failed");
}
(*fdn->handler)(fdn->ctx, revents);
}
else {
fdn->fde_ndx = -1;
}
}
return available_events;
}
__attribute_cold__
int fdevent_solaris_port_init(fdevents *ev) {
force_assert(POLLIN == FDEVENT_IN);
force_assert(POLLPRI == FDEVENT_PRI);
force_assert(POLLOUT == FDEVENT_OUT);
force_assert(POLLERR == FDEVENT_ERR);
force_assert(POLLHUP == FDEVENT_HUP);
force_assert(POLLNVAL == FDEVENT_NVAL);
#ifdef POLLRDHUP
force_assert(POLLRDHUP == FDEVENT_RDHUP);
#endif
ev->type = FDEVENT_HANDLER_SOLARIS_PORT;
ev->event_set = fdevent_solaris_port_event_set;
ev->event_del = fdevent_solaris_port_event_del;
ev->poll = fdevent_solaris_port_poll;
ev->free = fdevent_solaris_port_free;
ev->port_events = malloc(ev->maxfds * sizeof(*ev->port_events));
force_assert(NULL != ev->port_events);
if ((ev->port_fd = port_create()) < 0) return -1;
return 0;
}
#endif