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https://github.com/tuxbox-neutrino/neutrino.git
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118 lines
3.7 KiB
C++
118 lines
3.7 KiB
C++
/*
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$Header: /cvs/tuxbox/apps/misc/libs/libeventserver/eventserver.cpp,v 1.12 2003/03/14 06:25:49 obi Exp $
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Event-Server - DBoxII-Project
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Copyright (C) 2001 Steffen Hehn 'McClean'
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Homepage: http://dbox.cyberphoria.org/
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License: GPL
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <stdio.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <unistd.h>
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#include "eventserver.h"
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void CEventServer::registerEvent2(const unsigned int eventID, const unsigned int ClientID, const std::string &udsName)
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{
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strcpy(eventData[eventID][ClientID].udsName, udsName.c_str());
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}
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void CEventServer::registerEvent(const int fd)
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{
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commandRegisterEvent msg;
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int readresult = read(fd, &msg, sizeof(msg));
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if (readresult <= 0)
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perror("[eventserver]: read");
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// printf("[eventserver]: read from %d %x bytes %d/%d\n", fd, errno, readresult, sizeof(msg));
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// printf("[eventserver]: registered event (%d) to: %d - %s\n", msg.eventID, msg.clientID, msg.udsName);
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registerEvent2(msg.eventID, msg.clientID, msg.udsName);
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}
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void CEventServer::unRegisterEvent2(const unsigned int eventID, const unsigned int ClientID)
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{
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eventData[eventID].erase(ClientID);
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}
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void CEventServer::unRegisterEvent(const int fd)
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{
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commandUnRegisterEvent msg;
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ssize_t ignored __attribute__((unused)) = read(fd, &msg, sizeof(msg));
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unRegisterEvent2(msg.eventID, msg.clientID);
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}
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void CEventServer::sendEvent(const unsigned int eventID, const initiators initiatorID, const void *eventbody, const unsigned int eventbodysize)
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{
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eventClientMap notifyClients = eventData[eventID];
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for (eventClientMap::iterator pos = notifyClients.begin(); pos != notifyClients.end(); ++pos)
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{
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//allen clients ein event schicken
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eventClient client = pos->second;
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sendEvent2Client(eventID, initiatorID, &client, eventbody, eventbodysize);
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}
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}
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bool CEventServer::sendEvent2Client(const unsigned int eventID, const initiators initiatorID, const eventClient *ClientData, const void *eventbody, const unsigned int eventbodysize)
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{
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struct sockaddr_un servaddr;
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int clilen, sock_fd;
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memset(&servaddr, 0, sizeof(struct sockaddr_un));
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servaddr.sun_family = AF_UNIX;
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strcpy(servaddr.sun_path, ClientData->udsName);
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clilen = sizeof(servaddr.sun_family) + strlen(servaddr.sun_path);
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if ((sock_fd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0)
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{
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perror("[eventserver]: socket");
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return false;
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}
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if (connect(sock_fd, (struct sockaddr *) &servaddr, clilen) < 0)
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{
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char errmsg[128];
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snprintf(errmsg, 128, "[eventserver]: connect (%s)", ClientData->udsName);
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perror(errmsg);
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close(sock_fd);
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return false;
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}
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eventHead head;
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head.eventID = eventID;
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head.initiatorID = initiatorID;
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head.dataSize = eventbodysize;
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/*int written = */
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ssize_t ignored __attribute__((unused)) = write(sock_fd, &head, sizeof(head));
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// printf ("[eventserver]: sent 0x%x - following eventbody= %d\n", written, eventbodysize );
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if (eventbodysize != 0)
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{
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/*written = */
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ignored = write(sock_fd, eventbody, eventbodysize);
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// printf ("[eventserver]: eventbody sent 0x%x - peventbody= %x eventbody= %x\n", written, (unsigned)eventbody, *(unsigned*)eventbody );
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}
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close(sock_fd);
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return true;
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}
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