PTLib: asnber.h Source File

00001 /*
00002  * asnper.h
00003  *
00004  * Abstract Syntax Notation Encoding Rules classes
00005  *
00006  * Portable Windows Library
00007  *
00008  */
00009 
00010 #ifdef P_INCLUDE_BER
00011 
00014 class PBER_Stream : public PASN_Stream
00015 {
00016     PCLASSINFO(PBER_Stream, PASN_Stream);
00017   public:
00018     PBER_Stream();
00019     PBER_Stream(const PBYTEArray & bytes);
00020     PBER_Stream(const BYTE * buf, PINDEX size);
00021 
00022     PBER_Stream & operator=(const PBYTEArray & bytes);
00023 
00024     virtual PBoolean Read(PChannel & chan);
00025     virtual PBoolean Write(PChannel & chan);
00026 
00027     virtual PBoolean NullDecode(PASN_Null &);
00028     virtual void NullEncode(const PASN_Null &);
00029     virtual PBoolean BooleanDecode(PASN_Boolean &);
00030     virtual void BooleanEncode(const PASN_Boolean &);
00031     virtual PBoolean IntegerDecode(PASN_Integer &);
00032     virtual void IntegerEncode(const PASN_Integer &);
00033     virtual PBoolean EnumerationDecode(PASN_Enumeration &);
00034     virtual void EnumerationEncode(const PASN_Enumeration &);
00035     virtual PBoolean RealDecode(PASN_Real &);
00036     virtual void RealEncode(const PASN_Real &);
00037     virtual PBoolean ObjectIdDecode(PASN_ObjectId &);
00038     virtual void ObjectIdEncode(const PASN_ObjectId &);
00039     virtual PBoolean BitStringDecode(PASN_BitString &);
00040     virtual void BitStringEncode(const PASN_BitString &);
00041     virtual PBoolean OctetStringDecode(PASN_OctetString &);
00042     virtual void OctetStringEncode(const PASN_OctetString &);
00043     virtual PBoolean ConstrainedStringDecode(PASN_ConstrainedString &);
00044     virtual void ConstrainedStringEncode(const PASN_ConstrainedString &);
00045     virtual PBoolean BMPStringDecode(PASN_BMPString &);
00046     virtual void BMPStringEncode(const PASN_BMPString &);
00047     virtual PBoolean ChoiceDecode(PASN_Choice &);
00048     virtual void ChoiceEncode(const PASN_Choice &);
00049     virtual PBoolean ArrayDecode(PASN_Array &);
00050     virtual void ArrayEncode(const PASN_Array &);
00051     virtual PBoolean SequencePreambleDecode(PASN_Sequence &);
00052     virtual void SequencePreambleEncode(const PASN_Sequence &);
00053     virtual PBoolean SequenceKnownDecode(PASN_Sequence &, PINDEX, PASN_Object &);
00054     virtual void SequenceKnownEncode(const PASN_Sequence &, PINDEX, const PASN_Object &);
00055     virtual PBoolean SequenceUnknownDecode(PASN_Sequence &);
00056     virtual void SequenceUnknownEncode(const PASN_Sequence &);
00057 
00058     virtual PASN_Object * CreateObject(unsigned tag,
00059                                        PASN_Object::TagClass tagClass,
00060                                        PBoolean primitive) const;
00061 
00062     PBoolean HeaderDecode(unsigned & tagVal,
00063                       PASN_Object::TagClass & tagClass,
00064                       PBoolean & primitive,
00065                       unsigned & len);
00066     PBoolean HeaderDecode(PASN_Object & obj, unsigned & len);
00067     void HeaderEncode(const PASN_Object & obj);
00068 };
00069 
00070 
00071 #endif