+/* +------------------------------------+
+ * | Inspire Internet Relay Chat Daemon |
+ * +------------------------------------+
+ *
+ * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
+ * E-mail:
+ * <brain@chatspike.net>
+ * <Craig@chatspike.net>
+ *
+ * Written by Craig Edwards, Craig McLure, and others.
+ * This program is free but copyrighted software; see
+ * the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+#include "inspircd_config.h"
+#include "globals.h"
+#include "inspircd.h"
#ifdef USE_EPOLL
#include <sys/epoll.h>
-#define EP_DELAY 5
#endif
#ifdef USE_KQUEUE
#include <sys/types.h>
#include <sys/event.h>
#include <sys/time.h>
#endif
-
-
-char ref[65535];
-
-const char X_LISTEN = 0;
-const char X_ESTAB_CLIENT = 1;
-const char X_ESTAB_MODULE = 2;
-const char X_ESTAB_DNS = 3;
-
-const char X_READBIT = 0x80;
+#include <vector>
+#include <string>
+#include "socketengine.h"
+#include "helperfuncs.h"
SocketEngine::SocketEngine()
{
-#ifdef USE_EPOLL
- EngineHandle = epoll_create(65535);
-#endif
-#ifdef USE_KQUEUE
- EngineHandle = kqueue();
-#endif
}
SocketEngine::~SocketEngine()
{
-#ifdef USE_EPOLL || USE_KQUEUE
- close(EngineHandle);
-#endif
+ log(DEBUG,"SocketEngine::~SocketEngine()");
+}
+
+char SocketEngine::GetType(int fd)
+{
+ if ((fd < 0) || (fd > MAX_DESCRIPTORS))
+ return X_EMPTY_SLOT;
+ /* Mask off the top bit used for 'read/write' state */
+ return (ref[fd] & ~0x80);
}
bool SocketEngine::AddFd(int fd, bool readable, char type)
{
- this->fds.push_back(fd);
- if (readable)
- ref[fd] |= X_READBIT;
-#ifdef USE_EPOLL
- struct epoll_event ev;
- log(DEBUG,"epoll: Adduser to events, ep=%d socket=%d",EngineHandle,fd);
- readable ? ev.events = EPOLLIN | EPOLLET : ev.events = EPOLLOUT | EPOLLET;
- ev.data.fd = fd;
- int i = epoll_ctl(EngineHandle, EPOLL_CTL_ADD, fd, &ev);
- if (i < 0)
- {
- log(DEBUG,"epoll: List insertion failure!");
- return false;
- }
-#endif
-#ifdef USE_KQUEUE
- struct kevent ke;
- log(DEBUG,"kqueue: Add user to events, kq=%d socket=%d",EngineHandle,fd);
- EV_SET(&ke, socket, readable ? EVFILT_READ : EVFILT_WRITE, EV_ADD, 0, 0, NULL);
- int i = kevent(EngineHandle, &ke, 1, 0, 0, NULL);
- if (i == -1)
- {
- log(DEBUG,"kqueue: List insertion failure!");
- return false;
- }
-#endif
-return true;
+ return true;
}
-bool SocketEngine::DelFd(int fd)
+bool SocketEngine::HasFd(int fd)
{
- std::vector<int>::iterator i = this->fds.find(fd);
- if (i != this->fds.end())
- this->fds.erase(i);
-#ifdef USE_KQUEUE
- struct kevent ke;
- EV_SET(&ke, fd, ref[fd] && X_READBIT ? EVFILT_READ : EVFILT_WRITE, EV_DELETE, 0, 0, NULL);
- int i = kevent(EngineHandle, &ke, 1, 0, 0, NULL);
- if (i == -1)
- {
- log(DEBUG,"kqueue: Failed to remove user from queue!");
- return false;
- }
-#endif
-#ifdef USE_EPOLL
- struct epoll_event ev;
- ref[fd] && X_READBIT ? ev.events = EPOLLIN | EPOLLET : ev.events = EPOLLOUT | EPOLLET;
- ev.data.fd = fd;
- int i = epoll_ctl(EngineHandle, EPOLL_CTL_DEL, fd, &ev);
- if (i < 0)
- {
- log(DEBUG,"epoll: List deletion failure!");
+ if ((fd < 0) || (fd > MAX_DESCRIPTORS))
return false;
- }
-#endif
- ref[fd] = 0;
- return (i != this->fds.end());
+ return (ref[fd] != 0);
}
-bool SocketEngine::Wait(unsigned long millisecs, std::vector<int> &fdlist)
+bool SocketEngine::DelFd(int fd)
{
- fdlist.clear();
-#ifdef USE_SELECT
- int highest_fd = 0;
- timeval tval;
- int sresult;
- for (unsigned int a = 0; a < fds.size(); a++)
- {
- if (ref[fds[a]] && X_READBIT)
- {
- FD_SET (fds[a], &rfdset);
- }
- else
- {
- FD_SET (fds[a], &wfdset);
- }
-
- }
- tval.tv_sec = 0;
- tval.tv_usec = 1000L;
- sresult = select(FD_SETSIZE, &rfdset, &wfdset, NULL, &tval);
- if (sresult > 0)
- {
- for (unsigned int a = 0; a < fds.size(); a++)
- {
- if ((FD_ISSET (fds[a], &rfdset)) || (FD_ISSET (fds[a], &wfdset)))
- fdlist.push_back(fds[a]);
- }
- }
-#endif
-#ifdef USE_KQUEUE
- ts.tv_nsec = 1000L;
- ts.tv_sec = 0;
- int i = kevent(EngineHandle, NULL, 0, &ke_list, 65535, &ts);
- for (int j = 0; j < i; j++)
- fdlist.push_back(ke_list[j].ident);
-#endif
-#ifdef USE_EPOLL
- int i = epoll_wait(EngineHandle, events, 65535, 1);
- for (int j = 0; j < i; j++)
- fdlist.push_back(event[0].data.fd);
-#endif
return true;
}
+int SocketEngine::GetMaxFds()
+{
+ return 0;
+}
+
+int SocketEngine::GetRemainingFds()
+{
+ return 0;
+}
+
+int SocketEngine::Wait(int* fdlist)
+{
+ return 0;
+}
+
std::string SocketEngine::GetName()
{
-#ifdef USE_SELECT
- return "select";
-#endif
-#ifdef USE_KQUEUE
- return "kqueue";
-#endif
-#ifdef USE_EPOLL
- return "epoll";
-#endif
return "misconfigured";
}