qpid/framing/Uuid.h Source File

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qpid/framing/Uuid.h
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    00001 #ifndef QPID_FRAMING_UUID_H
    00002 #define QPID_FRAMING_UUID_H
    00003
    00004 /*
    00005  *
    00006  * Copyright (c) 2006 The Apache Software Foundation
    00007  *
    00008  * Licensed under the Apache License, Version 2.0 (the "License");
    00009  * you may not use this file except in compliance with the License.
    00010  * You may obtain a copy of the License at
    00011  *
    00012  *    http://www.apache.org/licenses/LICENSE-2.0
    00013  *
    00014  * Unless required by applicable law or agreed to in writing, software
    00015  * distributed under the License is distributed on an "AS IS" BASIS,
    00016  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    00017  * See the License for the specific language governing permissions and
    00018  * limitations under the License.
    00019  *
    00020  */
    00021
    00022 #include "qpid/CommonImportExport.h"
    00023 #include "qpid/sys/IntegerTypes.h"
    00024
    00025 #include <boost/array.hpp>
    00026
    00027 #include <ostream>
    00028 #include <istream>
    00029
    00030 namespace qpid {
    00031 namespace framing {
    00032
    00033 class Buffer;
    00034
    00044 struct Uuid : public boost::array<uint8_t, 16> {
    00046     QPID_COMMON_EXTERN Uuid(bool unique=false);
    00047
    00049     QPID_COMMON_EXTERN Uuid(const uint8_t* data);
    00050
    00051     // Default op= and copy ctor are fine.
    00052     // boost::array gives us ==, < etc.
    00053
    00055     QPID_COMMON_EXTERN void assign(const uint8_t* data);
    00056
    00058     QPID_COMMON_EXTERN void generate();
    00059
    00061     QPID_COMMON_EXTERN void clear();
    00062
    00064     QPID_COMMON_EXTERN bool isNull() const;
    00065     QPID_COMMON_INLINE_EXTERN operator bool() const { return !isNull(); }
    00066     QPID_COMMON_INLINE_EXTERN bool operator!() const { return isNull(); }
    00067
    00068     QPID_COMMON_EXTERN void encode(framing::Buffer& buf) const;
    00069     QPID_COMMON_EXTERN void decode(framing::Buffer& buf);
    00070     QPID_COMMON_INLINE_EXTERN uint32_t encodedSize() const
    00071         { return static_cast<uint32_t>(size()); }
    00072
    00074     QPID_COMMON_EXTERN std::string str() const;
    00075
    00076     template <class S> void serialize(S& s) {
    00077         s.raw(begin(), size());
    00078     }
    00079 };
    00080
    00082 QPID_COMMON_EXTERN std::ostream& operator<<(std::ostream&, Uuid);
    00083
    00085 QPID_COMMON_EXTERN std::istream& operator>>(std::istream&, Uuid&);
    00086
    00087 }} // namespace qpid::framing
    00088
    00089
    00090
    00091 #endif