OpenASIP  2.0
TPEFDataSectionReader.cc
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1 /*
2  Copyright (c) 2002-2009 Tampere University.
3 
4  This file is part of TTA-Based Codesign Environment (TCE).
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24 /**
25  * @file TPEFDataSectionReader.cc
26  *
27  * Definition of TPEFDataSectionReader class.
28  *
29  * @author Mikael Lepistö 2003 (tmlepist-no.spam-cs.tut.fi)
30  *
31  * @note rating: yellow
32  */
33 
34 #include "TPEFDataSectionReader.hh"
35 #include "SectionReader.hh"
36 #include "TPEFBaseType.hh"
37 #include "SafePointer.hh"
38 #include "BinaryStream.hh"
39 #include "DataSection.hh"
40 
41 namespace TPEF {
42 
43 using ReferenceManager::SafePointer;
44 using ReferenceManager::SectionIndexKey;
45 using ReferenceManager::FileOffsetKey;
46 using std::string;
47 
48 TPEFDataSectionReader TPEFDataSectionReader::proto_;
49 
50 /**
51  * Constructor.
52  *
53  * Registers itself to SectionReader.
54  */
56  if (reg)
58 }
59 
60 /**
61  * Destructor.
62  */
64 }
65 
66 /**
67  * Returns the type of section it is meant to read.
68  *
69  * @return The type of section it can read.
70  */
73  return Section::ST_DATA;
74 }
75 
76 /**
77  * Reads data section of TPEF binary file.
78  *
79  * @param stream Stream to be read from.
80  * @param section Section where the information is to be stored.
81  * @exception UnreachableStream If reading of section fails.
82  * @exception KeyAlreadyExists Key was in use when trying to register object.
83  * @exception EndOfFile If end of file were reached while it shouldn't.
84  * @exception OutOfRange Some of read values were out of range.
85  * @exception WrongSubclass Some class couldn't do what it was asked for.
86  * @exception UnexpectedValue If there was unexpected value when reading.
87  */
88 void
90  // base classes implementation must be called with these.
91  TPEFSectionReader::readData(stream, section);
92 
93  DataSection* dataSection = dynamic_cast<DataSection*>(section);
94  assert(dataSection != NULL);
95 
96  // check that link section is defined properly
97  assert(header().linkId == 0);
98 
99  if (!section->noBits()) {
100  while (stream.readPosition() <
101  header().bodyOffset + header().bodyLength) {
102  dataSection->addByte(stream.readByte());
103  }
104 
105  dynamic_cast<TPEFReader*>(
106  parent())->addSectionSize(section, header().bodyLength);
107  }
108 }
109 }
TPEF::TPEFDataSectionReader::proto_
static TPEFDataSectionReader proto_
Prototype instance of TPEFDataSectionReader to be registered to SectionReader.
Definition: TPEFDataSectionReader.hh:63
TPEF::BinaryStream::readPosition
unsigned int readPosition()
Definition: BinaryStream.cc:561
TPEF::TPEFDataSectionReader::TPEFDataSectionReader
TPEFDataSectionReader(bool reg=true)
Definition: TPEFDataSectionReader.cc:55
TPEF::BinaryStream
Definition: BinaryStream.hh:59
SafePointer.hh
TPEF::DataSection
Definition: DataSection.hh:52
TPEF::DataSection::addByte
virtual void addByte(Byte aByte)
Definition: DataSection.cc:200
TPEF::Section
Definition: Section.hh:64
assert
#define assert(condition)
Definition: Application.hh:86
TPEF::Section::ST_DATA
@ ST_DATA
Initialized data section.
Definition: Section.hh:80
TPEFDataSectionReader.hh
SectionReader.hh
TPEF::SectionReader::registerSectionReader
static void registerSectionReader(const SectionReader *sReader)
Definition: SectionReader.cc:145
DataSection.hh
TPEF::TPEFSectionReader
Definition: TPEFSectionReader.hh:48
TPEF::BinaryStream::readByte
Byte readByte()
Definition: BinaryStream.cc:120
TPEF::TPEFDataSectionReader::~TPEFDataSectionReader
virtual ~TPEFDataSectionReader()
Definition: TPEFDataSectionReader.cc:63
TPEF::Section::noBits
bool noBits() const
TPEF::TPEFSectionReader::parent
virtual BinaryReader * parent() const
Definition: TPEFSectionReader.cc:65
TPEF::TPEFSectionReader::readData
virtual void readData(BinaryStream &stream, Section *section) const
Definition: TPEFSectionReader.cc:86
TPEF::TPEFReader
Definition: TPEFReader.hh:52
TPEF::TPEFDataSectionReader::type
virtual Section::SectionType type() const
Definition: TPEFDataSectionReader.cc:72
BinaryStream.hh
TPEF::Section::SectionType
SectionType
Definition: Section.hh:69
TPEFBaseType.hh
TPEF::TPEFDataSectionReader::readData
virtual void readData(BinaryStream &stream, Section *section) const
Definition: TPEFDataSectionReader.cc:89
TPEF::TPEFSectionReader::header
static const Header & header()
Definition: TPEFSectionReader.cc:174
TPEF::TPEFSectionReader::Header::bodyLength
Word bodyLength
Definition: TPEFSectionReader.hh:70
TPEF
Definition: Assembler.hh:43