diff options
Diffstat (limited to 'mcop/unixconnection.cc')
-rw-r--r-- | mcop/unixconnection.cc | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/mcop/unixconnection.cc b/mcop/unixconnection.cc new file mode 100644 index 0000000..adda10d --- /dev/null +++ b/mcop/unixconnection.cc @@ -0,0 +1,114 @@ + /* + + Copyright (C) 2000 Stefan Westerfeld + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + + */ + +#include "unixconnection.h" +#include "dispatcher.h" +#include "debug.h" +#include <sys/types.h> +#include <sys/socket.h> +#include <stdio.h> +#include <sys/un.h> +#include <errno.h> +#include <stdlib.h> + +using namespace std; +using namespace Arts; + +static struct sockaddr_un *parse_unix_url(const char *url) +{ + static struct sockaddr_un addr; + + char *work = strdup(url); + + char *type = strtok(work,":"); + if(type == 0 || strcmp(type,"unix") != 0) { + free(work); + return 0; + } + + char *path = strtok(NULL,":\n"); + if(path == 0) { + free(work); + return 0; + } + + int maxlen = sizeof(addr.sun_path); + memset((void *) &addr, '\0', sizeof(addr)); + addr.sun_family = AF_UNIX; + strncpy(addr.sun_path,path,maxlen); + addr.sun_path[maxlen-1] = 0; + free(work); + return &addr; +} + +static int unix_connect(const char *url) +{ + struct sockaddr_un *remote_addr = parse_unix_url(url); + if(remote_addr == 0) + { + arts_warning("unix_connect: couldn't parse url %s",url); + return -1; + } + + int my_socket = socket(AF_UNIX,SOCK_STREAM,0); + if(my_socket < 0) + { + arts_warning("unix_connect: unable to open socket for read"); + return -1; + } + + struct linger lin; + lin.l_onoff=1; /* block a closing socket for 1 second */ + lin.l_linger=100; /* if data is waiting to be sent */ + if ( setsockopt( my_socket, SOL_SOCKET, SO_LINGER, + (char*)&lin, sizeof(struct linger) ) < 0 ) + { + arts_warning("unix_connect: unable to set socket linger value to %d", + lin.l_linger); + close(my_socket); + return -1; + } + + int rc; + rc=connect(my_socket,(struct sockaddr *)remote_addr, sizeof(*remote_addr)); + if(rc != 0) + { + arts_warning("unix_connect: can't connect to server (%s)",url); + close(my_socket); + return -1; + } + + return my_socket; +} + +UnixConnection::UnixConnection(const string& url) +{ + fd = unix_connect(url.c_str()); + _broken = (fd == -1); + + if(!_broken) + { + Dispatcher::the()->ioManager()->watchFD(fd, + IOType::read|IOType::except|IOType::reentrant,this); + initReceive(); + } +} |