[2393] | 1 | #ifndef DATAMESSAGE_H_
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| 2 | #define DATAMESSAGE_H_
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| 3 |
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| 4 | #define USE_MESSAGE_UTILITY
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| 5 |
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| 6 | #include <memory>
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| 7 | #include <inttypes.h>
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| 8 |
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| 9 | // use message utility
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| 10 | #ifdef USE_MESSAGE_UTILITY
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| 11 | #include "ariba/utility/messages.h"
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| 12 | namespace ariba {
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| 13 | typedef utility::Message Message;
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| 14 | }
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| 15 | #endif
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| 16 |
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| 17 | namespace ariba {
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| 18 |
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| 19 | // define sequence number type
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| 20 | typedef uint16_t seqnum_t;
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| 21 |
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| 22 | /**
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| 23 | * This class wraps different representations of a message. In its current
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| 24 | * version is allows to specify binary data (as void*) with a size specifying
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| 25 | * the number of bytes of data or an message object that can be
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| 26 | * serialized if necessary. The main idea is, that simulation environments
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| 27 | * do not necessarily need to serialize messages.
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| 28 | *
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| 29 | * For performance reasons methods of this class are inlined where possible!
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| 30 | *
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| 31 | * @author Sebastian Mies <mies@tm.uka.de>
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| 32 | */
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| 33 | class DataMessage {
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| 34 | private:
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| 35 | void* data;
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| 36 | size_t size;
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| 37 | public:
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| 38 | static const DataMessage UNSPECIFIED;
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| 39 |
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| 40 | inline DataMessage() {
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| 41 | this->data = NULL;
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| 42 | this->size = 0;
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| 43 | }
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| 44 |
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| 45 | inline DataMessage( const void* data, const size_t size ) {
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| 46 | this->data = const_cast<void*>(data);
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| 47 | this->size = size;
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| 48 | }
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| 49 |
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| 50 | #ifdef USE_MESSAGE_UTILITY
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| 51 | inline DataMessage( const Message* message ) {
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| 52 | this->data = (void*)const_cast<Message*>(message);
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| 53 | this->size = ~0;
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| 54 | }
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| 55 |
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[2473] | 56 | inline DataMessage( const Message& message ) {
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| 57 | this->data = (void*)const_cast<Message*>(&message);
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| 58 | this->size = ~0;
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| 59 | }
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| 60 |
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[2393] | 61 | inline Message* getMessage() const {
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| 62 | return (Message*)data;
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| 63 | }
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| 64 |
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| 65 | inline operator Message* () const {
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| 66 | return (Message*)data;
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| 67 | }
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| 68 | #endif
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| 69 |
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| 70 | inline bool isMessage() const {
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| 71 | return size >= 0;
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| 72 | }
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| 73 |
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| 74 | inline bool isData() const {
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| 75 | return size == ~0;
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| 76 | }
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| 77 |
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| 78 | inline void* getData() const {
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| 79 | return data;
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| 80 | }
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| 81 |
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| 82 | inline size_t getSize() const {
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| 83 | return size;
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| 84 | }
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| 85 |
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| 86 | inline bool isUnspecified() const {
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| 87 | return data == NULL;
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| 88 | }
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| 89 | };
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[2435] | 90 |
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[2393] | 91 | } // namespace ariba
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| 92 |
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| 93 | #endif /* DATAMESSAGE_H_ */
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