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Diffstat (limited to 'src/common/evdp_epoll.c')
-rw-r--r--src/common/evdp_epoll.c232
1 files changed, 0 insertions, 232 deletions
diff --git a/src/common/evdp_epoll.c b/src/common/evdp_epoll.c
deleted file mode 100644
index 0357dfc66..000000000
--- a/src/common/evdp_epoll.c
+++ /dev/null
@@ -1,232 +0,0 @@
-//
-// Event Dispatcher Abstraction for EPOLL
-//
-// Author: Florian Wilkemeyer <fw@f-ws.de>
-//
-// Copyright (c) rAthena Project (www.rathena.org) - Licensed under GNU GPL
-// For more information, see LICENCE in the main folder
-//
-//
-
-#include <stdio.h>
-#include <errno.h>
-#include <string.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-#include <sys/epoll.h>
-#include <sys/fcntl.h>
-#include <sys/socket.h>
-
-#include "../common/cbasetypes.h"
-#include "../common/showmsg.h"
-#include "../common/evdp.h"
-
-
-#define EPOLL_MAX_PER_CYCLE 10 // Max Events to coalesc. per cycle.
-
-
-static int epoll_fd = -1;
-
-
-void evdp_init(){
-
- epoll_fd = epoll_create( EPOLL_MAX_PER_CYCLE );
- if(epoll_fd == -1){
- ShowFatalError("evdp [EPOLL]: Cannot create event dispatcher (errno: %u / %s)\n", errno, strerror(errno) );
- exit(1);
- }
-
-}//end: evdp_init()
-
-
-void evdp_final(){
-
- if(epoll_fd != -1){
- close(epoll_fd);
- epoll_fd = -1;
- }
-
-}//end: evdp_final()
-
-
-int32 evdp_wait(EVDP_EVENT *out_fds, int32 max_events, int32 timeout_ticks){
- struct epoll_event l_events[EPOLL_MAX_PER_CYCLE];
- register struct epoll_event *ev;
- register int nfds, n;
-
- if(max_events > EPOLL_MAX_PER_CYCLE)
- max_events = EPOLL_MAX_PER_CYCLE;
-
- nfds = epoll_wait( epoll_fd, l_events, max_events, timeout_ticks);
- if(nfds == -1){
- // @TODO: check if core is in shutdown mode. if - ignroe error.
-
- ShowFatalError("evdp [EPOLL]: epoll_wait returned bad / unexpected status (errno: %u / %s)\n", errno, strerror(errno));
- exit(1); //..
- }
-
- // Loop thru all events and copy it to the local ra evdp_event.. struct.
- for(n = 0; n < nfds; n++){
- ev = &l_events[n];
-
- out_fds->fd = ev->data.fd;
- out_fds->events = 0; // clear
-
- if(ev->events & EPOLLHUP)
- out_fds->events |= EVDP_EVENT_HUP;
-
- if(ev->events & EPOLLIN)
- out_fds->events |= EVDP_EVENT_IN;
-
- if(ev->events & EPOLLOUT)
- out_fds->events |= EVDP_EVENT_OUT;
-
- out_fds++;
- }
-
- return nfds; // 0 on timeout or > 0 ..
-}//end: evdp_wait()
-
-
-void evdp_remove(int32 fd, EVDP_DATA *ep){
-
- if(ep->ev_added == true){
-
- if( epoll_ctl(epoll_fd, EPOLL_CTL_DEL, fd, &ep->ev_data) != 0){
- ShowError("evdp [EPOLL]: evdp_remove - epoll_ctl (EPOLL_CTL_DEL) failed! fd #%u (errno %u / %s)\n", fd, errno, strerror(errno));
- }
-
- ep->ev_data.events = 0; // clear struct.
- ep->ev_data.data.fd = -1; // .. clear struct ..
-
- ep->ev_added = false; // not added!
- }
-
-
-}//end: evdp_remove()
-
-
-bool evdp_addlistener(int32 fd, EVDP_DATA *ep){
-
- ep->ev_data.events = EPOLLET|EPOLLIN;
- ep->ev_data.data.fd = fd;
-
- // No check here for 'added ?'
- // listeners cannot be added twice.
- //
- if( epoll_ctl(epoll_fd, EPOLL_CTL_ADD, fd, &ep->ev_data) != 0 ){
- ShowError("evdp [EPOLL]: evdp_addlistener - epoll_ctl (EPOLL_CTL_ADD) faield! fd #%u (errno %u / %s)\n", fd, errno, strerror(errno));
- ep->ev_data.events = 0;
- ep->ev_data.data.fd = -1;
- return false;
- }
-
- ep->ev_added = true;
-
- return true;
-}//end: evdp_addlistener()
-
-
-bool evdp_addclient(int32 fd, EVDP_DATA *ep){
-
- ep->ev_data.events = EPOLLIN | EPOLLHUP;
- ep->ev_data.data.fd = fd;
-
- // No check for "added?" here,
- // this function only gets called upon accpept.
- //
-
- if( epoll_ctl(epoll_fd, EPOLL_CTL_ADD, fd, &ep->ev_data) != 0){
- ShowError("evdp [EPOLL]: evdp_addclient - epoll_ctl (EPOLL_CTL_ADD) failed! fd #%u (errno %u / %s)\n", fd, errno, strerror(errno));
- ep->ev_data.events = 0;
- ep->ev_data.data.fd = -1;
- return false;
- }
-
- ep->ev_added = true;
-
- return true;
-}//end: evdp_addclient()
-
-
-bool evdp_addconnecting(int32 fd, EVDP_DATA *ep){
-
- ep->ev_data.events = EPOLLET | EPOLLOUT | EPOLLHUP;
- ep->ev_data.data.fd = fd;
-
- if( epoll_ctl(epoll_fd, EPOLL_CTL_ADD, fd, &ep->ev_data) != 0){
- ShowError("evdp [EPOLL]: evdp_addconnecting - epoll_ctl (EPOLL_CTL_ADD) failed! fd #%u (errno %u / %s)\n", fd, errno, strerror(errno));
- ep->ev_data.events = 0;
- ep->ev_data.data.fd = -1;
- }
-
- ep->ev_added = true;
-
- return true;
-}//end: evdp_addconnecting()
-
-
-bool evdp_outgoingconnection_established(int32 fd, EVDP_DATA *ep){
- int32 saved_mask;
-
- if(ep->ev_added != true){
- // !
- ShowError("evdp [EPOLL]: evdp_outgoingconnection_established fd #%u is not added to event dispatcher! invalid call.\n", fd);
- return false;
- }
-
- saved_mask = ep->ev_data.events;
-
- ep->ev_data.events = EPOLLIN | EPOLLHUP;
-
- if( epoll_ctl(epoll_fd, EPOLL_CTL_MOD, fd, &ep->ev_data) != 0){
- ep->ev_data.events = saved_mask; // restore old mask.
- ShowError("evdp [EPOLL]: evdp_outgoingconnection_established - epoll_ctl (EPOLL_CTL_MOD) failed! fd #%u (errno %u / %s)\n", fd, errno, strerror(errno));
- return false;
- }
-
- return true;
-}//end: evdp_outgoingconnection_established()
-
-
-bool evdp_writable_add(int32 fd, EVDP_DATA *ep){
-
- if(ep->ev_added != true){
- ShowError("evdp [EPOLL]: evdp_writable_add - tried to add not added fd #%u\n",fd);
- return false;
- }
-
- if(! (ep->ev_data.events & EPOLLOUT) ){ //
-
- ep->ev_data.events |= EPOLLOUT;
- if( epoll_ctl(epoll_fd, EPOLL_CTL_MOD, fd, &ep->ev_data) != 0 ){
- ShowError("evdp [EPOLL]: evdp_writable_add - epoll_ctl (EPOLL_CTL_MOD) failed! fd #%u (errno: %u / %s)\n", fd, errno, strerror(errno));
- ep->ev_data.events &= ~EPOLLOUT; // remove from local flagmask due to failed syscall.
- return false;
- }
- }
-
- return true;
-}//end: evdp_writable_add()
-
-
-void evdp_writable_remove(int32 fd, EVDP_DATA *ep){
-
- if(ep->ev_added != true){
- ShowError("evdp [EPOLL]: evdp_writable_remove - tried to remove not added fd #%u\n", fd);
- return;
- }
-
- if( ep->ev_data.events & EPOLLOUT ){
-
- ep->ev_data.events &= ~EPOLLOUT;
- if( epoll_ctl(epoll_fd, EPOLL_CTL_MOD, fd, &ep->ev_data) != 0){
- ShowError("evdp [EPOLL]: evdp_writable_remove - epoll_ctl (EPOLL_CTL_MOD) failed! fd #%u (errno %u / %s)\n", fd, errno, strerror(errno));
- ep->ev_data.events |= EPOLLOUT; // add back to local flagmask because of failed syscall.
- return;
- }
- }
-
- return;
-}//end: evdp_writable_remove()
generated by cgit v1.2.3-60-g2f50 (git 2.42.0) at 2024-06-28 20:16:28 +0000