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116 lines
2.2 KiB
116 lines
2.2 KiB
15 years ago
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#include "smanager.h"
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#include <config.h>
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#include <ctype.h>
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#include <netdb.h>
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#include <sys/utsname.h>
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#include <stdlib.h>
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#include <netinet/in.h>
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#include <unistd.h>
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#include <sys/ioctl.h>
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#include <strings.h>
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SocketManager::SocketManager()
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{
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max_fd = 0;
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FD_ZERO(&read_set);
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FD_ZERO(&write_set);
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nbWriteable = 0;
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}
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SocketManager::~SocketManager()
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{
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clean();
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}
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void SocketManager::clean()
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{
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for(uint i=0; i<sockets.size(); i++) delete sockets[i];
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sockets.resize(0);
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}
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int SocketManager::find(int fd)
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{
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for(uint i=0; i<sockets.size(); i++)
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if ( sockets[i]->fd()==fd ) return i;
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return -1;
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}
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uint SocketManager::append(Socket *socket, SocketProperty sp)
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{
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uint s = sockets.size();
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sockets.resize(s+1);
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sockets[s] = socket;
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max_fd = QMAX(max_fd, socket->fd());
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if ( sp==ReadWrite || sp==ReadOnly ) FD_SET(socket->fd(), &read_set);
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if ( sp==ReadWrite || sp==WriteOnly ) {
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nbWriteable++;
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FD_SET(socket->fd(), &write_set);
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}
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return s;
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}
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void SocketManager::remove(uint i, bool del)
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{
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Socket *so = sockets[i];
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uint s = sockets.size()-1;
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for(uint j=i; j<s; j++) sockets[j] = sockets[j+1];
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sockets.resize(s);
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max_fd = 0;
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for(uint j=0; j<s; j++)
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max_fd = QMAX(max_fd, sockets[j]->fd());
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int fd = so->fd();
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if ( FD_ISSET(fd, &read_set) ) FD_CLR(fd, &read_set);
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if ( FD_ISSET(fd, &write_set) ) {
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nbWriteable--;
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FD_CLR(fd, &write_set);
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}
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if (del) delete so;
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}
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bool SocketManager::canWriteAll(uint sec, uint usec)
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{
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write_tmp = write_set;
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tv.tv_sec = sec;
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tv.tv_usec = usec;
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return ( select(max_fd+1, 0, &write_tmp, 0, &tv)==(int)nbWriteable );
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}
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bool SocketManager::canWrite(uint i, uint sec, uint usec)
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{
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int fd = sockets[i]->fd();
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FD_ZERO(&write_tmp);
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FD_SET(fd, &write_tmp);
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tv.tv_sec = sec;
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tv.tv_usec = usec;
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return ( select(fd+1, 0, &write_tmp, 0, &tv)==1 );
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}
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bool SocketManager::checkPendingData(uint sec, uint usec)
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{
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read_tmp = read_set;
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tv.tv_sec = sec;
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tv.tv_usec = usec;
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return ( select(max_fd+1, &read_tmp, 0, 0, &tv)!=-1 );
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}
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bool SocketManager::dataPending(uint i)
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{
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int fd = sockets[i]->fd();
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return FD_ISSET(fd, &read_tmp);
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}
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bool SocketManager::writeCommon(uint i)
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{
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return sockets[i]->write(writing.buffer());
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}
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