1 /*---------------------------------------------------------------------------*\
3 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
5 \\ / A nd | Copyright (C) 1991-2009 OpenCFD Ltd.
7 -------------------------------------------------------------------------------
9 This file is part of OpenFOAM.
11 OpenFOAM is free software; you can redistribute it and/or modify it
12 under the terms of the GNU General Public License as published by the
13 Free Software Foundation; either version 2 of the License, or (at your
14 option) any later version.
16 OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
17 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
21 You should have received a copy of the GNU General Public License
22 along with OpenFOAM; if not, write to the Free Software Foundation,
23 Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
26 Read token and binary block from IPstream
28 \*---------------------------------------------------------------------------*/
32 #include "PstreamGlobals.H"
36 # include <linux/gamma/libgamma.h>
39 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
44 // * * * * * * * * * * * * * * * * Constructor * * * * * * * * * * * * * * * //
48 const commsTypes commsType,
55 Pstream(commsType, bufSize),
56 Istream(format, version),
57 fromProcNo_(fromProcNo),
67 Pout<< "IPstream::IPstream : Starting receive from " << fromProcNo_
68 << " recvIndex:" << PstreamGlobals::recvIndex[fromProcNo_]
72 PstreamGlobals::gammaWait(fromProcNo_);
74 label ready = PstreamGlobals::consumeIndex[fromProcNo_];
75 messageSize_ = PstreamGlobals::recvBufLen[ready][fromProcNo_];
81 Pout<< "IPstream::IPstream : sizing buffer to " << messageSize_
85 buf_.setSize(messageSize_);
88 PstreamGlobals::copyReceive(fromProcNo_, buf_.begin(), buf_.size());
92 Pout<< "IPstream::IPstream : Received " << messageSize_
93 << " from " << fromProcNo_
99 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
103 const commsTypes commsType,
104 const int fromProcNo,
106 const std::streamsize bufSize
114 Pout<< "IPstream::read : Starting receive from " << fromProcNo
115 << " recvIndex:" << PstreamGlobals::recvIndex[fromProcNo]
119 PstreamGlobals::gammaWait(fromProcNo);
120 messageSize = PstreamGlobals::copyReceive(fromProcNo, buf, bufSize);
124 Pout<< "IPstream::read : Received " << messageSize
125 << " from " << fromProcNo
133 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
135 } // End namespace Foam
137 // ************************************************************************* //