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Diffstat (limited to 'mcop/common.h')
-rw-r--r-- | mcop/common.h | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/mcop/common.h b/mcop/common.h new file mode 100644 index 0000000..4021fb9 --- /dev/null +++ b/mcop/common.h @@ -0,0 +1,141 @@ + /* + + Copyright (C) 2000 Stefan Westerfeld + stefan@space.twc.de + + 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. + + */ + +#ifndef COMMON_H +#define COMMON_H + +#include "buffer.h" +#include "type.h" +#include "dispatcher.h" +#include "object.h" +#include "connection.h" +#include "objectmanager.h" +#include "idlfilereg.h" +#include "asyncstream.h" +#include "mcoputils.h" +#include "anyref.h" +#include "connect.h" + +/* + * BC - Status (2002-03-08): Read/WriteObject(Seq) + * + * Will be kept binary compatible by NOT TOUCHING AT ALL. Do not change this. + * (Interaction with generated code). + */ + +/* define this to see what mcop transfers around */ +#undef DEBUG_IO + +/* define this to see what mcop messages are processed */ +#undef DEBUG_MESSAGES + +#include "core.h" + +namespace Arts { +/* some marshalling helpers */ + +template<class T> +void readTypeSeq(Buffer& stream, std::vector<T>& sequence) { + sequence.clear(); + + unsigned long l = stream.readLong(); + while(l--) sequence.push_back(T(stream)); +} + +template<class T> +void writeTypeSeq(Buffer& stream, const std::vector<T>& sequence) { + stream.writeLong(sequence.size()); + for(unsigned long l=0;l<sequence.size();l++) + sequence[l].writeType(stream); +} + +template<class T> +void writeObject(Buffer& stream, T* object) { + if(object) + { + /* + * perhaps reimplement directly (without conversion to/from string) + * for more speed + */ + + std::string s = object->_toString(); + + Buffer buffer; + buffer.fromString(s,"MCOP-Object"); + ObjectReference reference(buffer); + + object->_copyRemote(); // prevents that the object is freed for a while + reference.writeType(stream); + } + else + { + ObjectReference null_reference; + + null_reference.serverID = "null"; + null_reference.objectID = 0; + null_reference.writeType(stream); + } +} + +template<class T> +void readObject(Buffer& stream, T*& result) { + ObjectReference reference(stream); + + if(reference.serverID == "null") + result = 0; // null reference? + else + result = T::_fromReference(reference,false); +} + +template<class T> +void readObjectSeq(Buffer& stream, std::vector<T>& sequence) +{ + sequence.clear(); + + unsigned long l = stream.readLong(); + while(l--) + { + typename T::_base_class *temp; + readObject(stream, temp); + sequence.push_back(T::_from_base(temp)); + } +} + +template<class T> +void writeObjectSeq(Buffer& stream, const std::vector<T>& sequence) +{ + stream.writeLong(sequence.size()); + + for(unsigned long l=0;l<sequence.size();l++) + { + T object = sequence[l]; + writeObject(stream,object._base()); + } +} + +#ifndef MCOPBYTE_DEFINED +#define MCOPBYTE_DEFINED +typedef unsigned char mcopbyte; +#endif + +} +#endif |