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115 lines
2.5 KiB
115 lines
2.5 KiB
/**
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* \file
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*
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* \author Georg Hopp
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*
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* \copyright
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* Copyright © 2014 Georg Hopp
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*
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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 3 of the License, or
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* (at your option) any later version.
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*
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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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*
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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, see <http://www.gnu.org/licenses/>.
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*/
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#include <errno.h>
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#include "tr/interface/socket.h"
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#include "tr/remote_data.h"
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#include "trbase.h"
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TR_CREATE_INTERFACE(TR_Socket, 4);
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int
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TR_socketBindAction(void * _this)
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{
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int callret;
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TR_RETCALL(_this, TR_Socket, bind, callret);
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return callret;
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}
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int
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TR_socketConnectAction(void * _this)
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{
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int callret;
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TR_RETCALL(_this, TR_Socket, connect, callret);
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return callret;
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}
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TR_RemoteData
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TR_socketRecv(void * _this, size_t size)
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{
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TR_RemoteData remote_data;
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TR_RETCALL(_this, TR_Socket, recv, remote_data, size);
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if (! remote_data) {
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switch (errno) {
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case (EAGAIN|EWOULDBLOCK):
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TR_delete(remote_data);
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return TR_emptyRemoteData;
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case EINTR:
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case ENOMEM:
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// these are fatal and should lead to a shutown
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// of the whole application...
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TR_delete(remote_data);
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return NULL;
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default:
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TR_delete(remote_data);
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return NULL;
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}
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} else if (((TR_SizedData)remote_data)->size == 0) {
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// this is a remote close...
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TR_delete(remote_data);
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return (void*)-1;
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}
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return remote_data;
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}
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ssize_t
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TR_socketSend(void * _this, TR_RemoteData data)
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{
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ssize_t size;
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TR_RETCALL(_this, TR_Socket, send, size, data);
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TR_delete(data);
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if (size < 0) {
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switch (errno) {
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case EINTR:
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case ENOMEM:
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// these are fatal and should lead to a shutown
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// of the whole application...
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return 0;
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case (EAGAIN|EWOULDBLOCK):
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return -1;
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case ECONNRESET:
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// this is a remote close...
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return -2;
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default:
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return -2;
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}
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}
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return size;
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}
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// vim: set ts=4 sw=4:
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