[2393] | 1 | #ifndef DATAMESSAGE_H_
|
---|
| 2 | #define DATAMESSAGE_H_
|
---|
| 3 |
|
---|
| 4 | #define USE_MESSAGE_UTILITY
|
---|
| 5 |
|
---|
| 6 | #include <memory>
|
---|
| 7 | #include <inttypes.h>
|
---|
| 8 |
|
---|
| 9 | // use message utility
|
---|
| 10 | #ifdef USE_MESSAGE_UTILITY
|
---|
| 11 | #include "ariba/utility/messages.h"
|
---|
| 12 | namespace ariba {
|
---|
| 13 | typedef utility::Message Message;
|
---|
| 14 | }
|
---|
| 15 | #endif
|
---|
| 16 |
|
---|
| 17 | namespace ariba {
|
---|
| 18 |
|
---|
| 19 | // define sequence number type
|
---|
| 20 | typedef uint16_t seqnum_t;
|
---|
| 21 |
|
---|
| 22 | /**
|
---|
| 23 | * This class wraps different representations of a message. In its current
|
---|
| 24 | * version is allows to specify binary data (as void*) with a size specifying
|
---|
| 25 | * the number of bytes of data or an message object that can be
|
---|
| 26 | * serialized if necessary. The main idea is, that simulation environments
|
---|
| 27 | * do not necessarily need to serialize messages.
|
---|
| 28 | *
|
---|
| 29 | * For performance reasons methods of this class are inlined where possible!
|
---|
| 30 | *
|
---|
| 31 | * @author Sebastian Mies <mies@tm.uka.de>
|
---|
| 32 | */
|
---|
| 33 | class DataMessage {
|
---|
| 34 | private:
|
---|
| 35 | void* data;
|
---|
| 36 | size_t size;
|
---|
| 37 | public:
|
---|
| 38 | static const DataMessage UNSPECIFIED;
|
---|
| 39 |
|
---|
| 40 | inline DataMessage() {
|
---|
| 41 | this->data = NULL;
|
---|
| 42 | this->size = 0;
|
---|
| 43 | }
|
---|
| 44 |
|
---|
| 45 | inline DataMessage( const void* data, const size_t size ) {
|
---|
| 46 | this->data = const_cast<void*>(data);
|
---|
| 47 | this->size = size;
|
---|
| 48 | }
|
---|
| 49 |
|
---|
[7497] | 50 | inline DataMessage(const DataMessage& message){
|
---|
| 51 | this->data = message.data;
|
---|
| 52 | this->size = message.size;
|
---|
| 53 | }
|
---|
| 54 |
|
---|
[2393] | 55 | #ifdef USE_MESSAGE_UTILITY
|
---|
| 56 | inline DataMessage( const Message* message ) {
|
---|
| 57 | this->data = (void*)const_cast<Message*>(message);
|
---|
| 58 | this->size = ~0;
|
---|
| 59 | }
|
---|
| 60 |
|
---|
[2473] | 61 | inline DataMessage( const Message& message ) {
|
---|
| 62 | this->data = (void*)const_cast<Message*>(&message);
|
---|
| 63 | this->size = ~0;
|
---|
| 64 | }
|
---|
| 65 |
|
---|
[2393] | 66 | inline Message* getMessage() const {
|
---|
| 67 | return (Message*)data;
|
---|
| 68 | }
|
---|
| 69 |
|
---|
| 70 | inline operator Message* () const {
|
---|
| 71 | return (Message*)data;
|
---|
| 72 | }
|
---|
| 73 | #endif
|
---|
| 74 |
|
---|
| 75 | inline bool isMessage() const {
|
---|
| 76 | return size >= 0;
|
---|
| 77 | }
|
---|
| 78 |
|
---|
| 79 | inline bool isData() const {
|
---|
[6919] | 80 | return size == ~(size_t)0;
|
---|
[2393] | 81 | }
|
---|
| 82 |
|
---|
| 83 | inline void* getData() const {
|
---|
| 84 | return data;
|
---|
| 85 | }
|
---|
| 86 |
|
---|
| 87 | inline size_t getSize() const {
|
---|
| 88 | return size;
|
---|
| 89 | }
|
---|
| 90 |
|
---|
| 91 | inline bool isUnspecified() const {
|
---|
| 92 | return data == NULL;
|
---|
| 93 | }
|
---|
| 94 | };
|
---|
[2435] | 95 |
|
---|
[2393] | 96 | } // namespace ariba
|
---|
| 97 |
|
---|
| 98 | #endif /* DATAMESSAGE_H_ */
|
---|