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README Normal file
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libZelda provides several basic classes that can be used to read from
and write to files, and memory, classes such as Stream, BinaryReader,
BinaryWriter, and the currently work in progress TextStream.

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#ifndef __BINARYREADER_HPP__
#define __BINARYREADER_HPP__
#include "Stream.hpp"
#include <string>
/*! \class BinaryReader
*
* A Class for reading binary data from a file or memory stream,
* all work is done using a memory buffer, and not read directly from the disk
* this allows for fast, flexible code as well as the ability to quickly modify data
* \sa Stream
*/
class BinaryReader : public Stream
{
public:
/*! \brief This constructor takes an existing buffer to read from.
*
* \param data The existing buffer
* \param length The length of the existing buffer
*/
BinaryReader(const Uint8* data, Uint64 length);
/*! \brief This constructor takes an existing Stream to read from.
*
* \param stream The stream to read data from
*/
BinaryReader(const Stream& stream);
/*! \brief This constructor creates an instance from a file on disk.
*
* \param filename The file to create the stream from
*/
BinaryReader(const std::string& filename);
/*! \brief Reads a Int16 and swaps to proper endianness depending on platform
* and Stream settings, and advances the current position
*
* \sa Endian
*
* \return Int16 The value at the current address
* \throw IOException when address is out of range
*/
Int16 readInt16();
/*! \brief Reads a Uint16 and swaps to proper endianness depending on platform
* and Stream settings, and advances the current position
*
* \sa Endian
*
* \return Uint16 The value at the current address
* \throw IOException when address is out of range
*/
Uint16 readUInt16();
/*! \brief Reads a Int32 and swaps to proper endianness depending on platform
* and Stream settings, and advances the current position
*
* \sa Endian
*
* \return Int32 The value at the current address
* \throw IOException when address is out of range
*/
Int32 readInt32();
/*! \brief Reads a Uint32 and swaps to proper endianness depending on platform
* and Stream settings, and advances the current position
*
* \sa Endian
*
* \return Uint32 The value at the current address
* \throw IOException when address is out of range
*/
Uint32 readUInt32();
/*! \brief Reads a Int64 and swaps to proper endianness depending on platform
* and Stream settings, and advances the current position
*
* \sa Endian
*
* \return Int64 The value at the current address
* \throw IOException when address is out of range
*/
Int64 readInt64();
/*! \brief Reads a Uint64 and swaps to proper endianness depending on platform
* and Stream settings, and advances the current position
*
* \sa Endian
*
* \return Uint64 The value at the current address
* \throw IOException when address is out of range
*/
Uint64 readUInt64();
/*! \brief Reads a float and swaps to proper endianness depending on platform
* and Stream settings, and advances the current position
*
* \sa Endian
*
* \return float The value at the current address
* \throw IOException when address is out of range
*/
float readFloat();
/*! \brief Reads a double and swaps to proper endianness depending on platform
* and Stream settings, and advances the current position
*
* \sa Endian
*
* \return double The value at the current address
* \throw IOException when address is out of range
*/
double readDouble();
/*! \brief Reads a bool and advances the current position
*
* \return bool The value at the current address
* \throw IOException when address is out of range
*/
bool readBool();
/*! \brief Reads a Unicode string and advances the position in the file
*
* \return std::string The value at the current address
* \throw IOException when address is out of range
*/
std::string readUnicode();
private:
/*! \brief Overload of isOpenForWriting in Stream
*
* \return false
*/
bool isOpenForWriting();
/*! \brief Overload of writeByte in Stream
*
* \throw IOException
*/
void writeByte(Int8 byte);
/*! \brief Overload of writeBytes in Stream
*
* \throw IOException
*/
void writeBytes(Int8*, Int64);
std::string m_filename;
};
#endif

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#ifndef __BINARYWRITER_HPP__
#define __BINARYWRITER_HPP__
#include "Stream.hpp"
#include <string>
class BinaryWriter : public Stream
{
public:
BinaryWriter(const Uint8* data, Uint64 length);
BinaryWriter(const Stream& stream);
BinaryWriter(const std::string& filename);
void save(const std::string& filename="");
void writeInt16(Int16);
void writeUInt16(Uint16);
void writeInt32(Int32);
void writeUInt32(Uint32);
void writeInt64(Int64);
void writeUInt64(Uint64);
void writeFloat(float);
void writeDouble(double);
void writeBool(bool);
void writeUnicode(const std::string& str);
private:
Int8 readByte();
Int8* readBytes(Int64);
bool isOpenForReading();
std::string m_filename;
};
#endif

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include/Exception.hpp Normal file
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#ifndef __EXCEPTION_HPP__
#define __EXCEPTION_HPP__
#include <string>
class Exception
{
public:
Exception(const std::string& message) :
m_message(message)
{};
std::string message() const
{
return m_message;
};
protected:
std::string m_message;
};
#endif

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#ifndef __FILENOTFOUNDEXCEPTION_HPP__
#define __FILENOTFOUNDEXCEPTION_HPP__
#include "Exception.hpp"
class FileNotFoundException : public Exception
{
public:
FileNotFoundException(const std::string& filename) :
Exception("FileNotFoundException:\nCouldn't not find \"" + filename + "\", please check that it exists."),
m_filename(filename)
{}
std::string filename() const { return m_filename; }
private:
std::string m_filename;
};
#endif

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#ifndef __FILESTREAM_HPP__
#define __FILESTREAM_HPP__
#include "Stream.hpp"
#include <string>
class FileStream : public Stream
{
public:
enum FileMode { Open, Create, OpenOrCreate = Open|Create, Truncate, Append };
enum AccessMode { ReadOnly, WriteOnly, ReadWrite };
FileStream(const std::string& filename, FileMode fileMode, AccessMode accessMode);
private:
std::string m_filename;
FileMode m_filemode;
AccessMode m_accessmode;
};
#endif

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#ifndef __IOEXCEPTION_HPP__
#define __IOEXCEPTION_HPP__
#include "Exception.hpp"
class IOException : public Exception
{
public:
IOException(const std::string& message) :
Exception("IOException: " + message)
{};
};
#endif

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#ifndef __INVALID_OPERATION_EXCEPTION_HPP__
#define __INVALID_OPERATION_EXCEPTION_HPP__
#include <string>
#include <Exception.hpp>
class InvalidOperationException : public Exception
{
public:
InvalidOperationException(const std::string& error)
: Exception("InvalidOperationException:\n" + error)
{
}
};
#endif // __INVALID_OPERATION_EXCEPTION_HPP__

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#ifndef __MAINPAGE_HPP__
#define __MAINPAGE_HPP__
/*! \mainpage libZelda
* \section intro_sec Introduction to libZelda
* libZelda is an IO Library which is designed to be powerful, simple,
* and infinitely extensible. <br />
* <br />
* libZelda provides several basic classes that can be used to read from
* and write to files, and memory, classes such as Stream, BinaryReader, BinaryWriter,
* and the currently work in progress TextStream.
* \section example_sec BinaryWriter example
* \code
* #include "BinaryWriter.hpp"
* #include "FileNotFoundException.hpp"
* #include "Exception.hpp"
* int main()
* {
* try
* {
* BinaryWriter writer("test.bin");
* writer.writeByte('t');
* writer.writeInt32(123454321);
* writer.save();
* }
* catch (FileNotFoundException e)
* {
* std::cout << e.message() << std::endl;
* }
* catch (Exception e)
* {
* std::cout << e.message() << std::endl;
* }
* catch(...)
* {
* }
* return 0;
* }
* \endcode
* \section Credits
* Chibi Zelda: AnimeWaterFall on Deviantart
*/
#endif // __MAINPAGE_HPP__

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#ifndef __STREAM_HPP__
#define __STREAM_HPP__
#include "Types.hpp"
/*! \class Stream
* \brief Stream is the main class all streams inherit from
*
* The Stream class contains the memory buffer, buffer size, and current position.<br />
* It provides basic functionality such as reading or writing bits and bytes
* The user has the ability to specify the Endianness of the Stream as well
* And all inheriting classes are required to take that into account to be accepted
* as a valid stream. <br />
* <br />
* Stream can also be used by itself though it's not advised as it's not feature filled.<br />
* It's highly suggested to use of the more advanced Streams such as BinaryReader.
*/
class Stream
{
public:
/*! \enum Endian
* \brief Allows the user to specify the Endianness of the stream buffer.<br />
* The proper actions are automatically taken depending on platform and
* buffer settings
*/
enum Endian
{
LittleEndian, //!< Specifies that the Stream is Little Endian (LSB)
BigEndian //!< Specifies that the Stream is Big Endian (MSB)
};
/*! \enum SeekOrigin
* \brief Specifies how to seek in a stream.
*/
enum SeekOrigin
{
Beginning = 0, //!< Tells the Stream to seek from the Beginning of the buffer.
Current, //!< Tells the Stream to seek from the Current position of the buffer.
End //!< Tells the Stream to seek from the End of the buffer.
};
/*! \brief The default constructor
*/
Stream();
/*! \brief This constructor takes an existing buffer to read from.
*
* \param data The existing buffer
* \param length The length of the existing buffer
*/
Stream(const Uint8* bytes, Uint64 length);
/*! \brief This constructor creates a buffer from the given length.
*
* \param length The length of the existing buffer
*/
Stream(Int64 length);
/*! \brief This constructor takes an existing Stream to read from.
*
* \param stream The stream to read data from
*/
Stream(Stream* stream);
virtual ~Stream();
/*! \brief Writes a bit at the current position and advances the position by one bit.
* \param val the value to write
* \throw IOException
*/
virtual void writeBit(bool val);
/*! \brief Writes a byte at the current position and advances the position by one byte.
* \param byte The value to write
* \throw IOException
*/
virtual void writeByte(Int8 byte);
/*! \brief Writes the given buffer with the specified length, buffers can be bigger than the length
* however it's undefined behavior to try and write a buffer which is smaller than the given length.
*
* \param data The buffer to write
* \param length The amount to write
* \throw IOException
*/
virtual void writeBytes(Int8* data, Int64 length);
/*! \brief Reads a bit at the current position and advances the current position
*
* \return bool The value at the current position
* \throw IOException
*/
virtual bool readBit();
/*! \brief Reads a byte at the current position and advances the current position
*
* \return Int8 The value at the current position
* \throw IOException
*/
virtual Int8 readByte();
/*! \brief Reads a byte at the current position and advances the current position.
*
* \return Int8* The buffer at the current position from the given length.
* \throw IOException
*/
virtual Int8* readBytes(Int64 length);
/*! \brief Sets the buffers position relative to the specified position.<br />
* It seeks relative to the current position by default.
* \param position where in the buffer to seek
* \param origin The Origin to seek \sa SeekOrigin
* \throw IOException
*/
void seek(Int64 position, SeekOrigin origin = Current);
/*! \brief Resizes the buffer to the given length.<br />
* The new size must be greater than the current length to avoid loss of data.
* \param newSize The amount to resize by.
* \throw IOException
*/
void resize(Uint64 newSize);
/*! \brief Sets the buffer to the given one, deleting the current one.<br />
* <b>BEWARE:</b> As this deletes the current buffer it WILL cause a loss of data
* if that was not the intent.
* \param data The new buffer.
* \param length The length of the new buffer.
* \throw IOException
*/
void setData(const Uint8* data, Uint64 length);
/*! \brief Returns a copy of the current buffer.<br />
* Changes to the copy do not affect the buffer so it's perfectly safe to
* directly edit the buffer and use setData to set the new information.<br />
* However once you pass the data to setData <b>DO NOT</b> delete the buffer
* as Stream now owns the address, this is done to keep memory usage down.
* \return Uint8* The copy of the buffer
*/
Uint8* data() const;
/*! \brief Returns the length of the Stream.
Int64 length();
Int64 position();
bool atEnd();
void setAutoResizing(bool val);
bool autoResizing() const;
virtual bool isOpenForReading();
virtual bool isOpenForWriting();
void setEndianess(Endian endian);
Endian endianness() const;
bool isBigEndian() const;
bool isLittleEndian() const;
protected:
Uint32 m_bitPosition;
Uint64 m_position;
Uint64 m_length;
Endian m_endian;
Uint8* m_data;
bool m_autoResize;
};
#endif // __STREAM_HPP__

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#ifndef __TYPES_HPP__
#define __TYPES_HPP__
#include <limits.h>
// 8 bits integer types
#if UCHAR_MAX == 0xFF
typedef signed char Int8;
typedef unsigned char Uint8;
#else
#error No 8 bits integer type for this platform
#endif
// 16 bits integer types
#if USHRT_MAX == 0xFFFF
typedef signed short Int16;
typedef unsigned short Uint16;
#elif UINT_MAX == 0xFFFF
typedef signed int Int16;
typedef unsigned int Uint16;
#elif ULONG_MAX == 0xFFFF
typedef signed long Int16;
typedef unsigned long Uint16;
#else
#error No 16 bits integer type for this platform
#endif
// 32 bits integer types
#if USHRT_MAX == 0xFFFFFFFF
typedef signed short Int32;
typedef unsigned short Uint32;
#elif UINT_MAX == 0xFFFFFFFF
typedef signed int Int32;
typedef unsigned int Uint32;
#elif ULONG_MAX == 0xFFFFFFFF
typedef signed long Int32;
typedef unsigned long Uint32;
#else
#error No 32 bits integer type for this platform
#endif
typedef signed long long Int64;
typedef unsigned long long Uint64;
#endif

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// Copyright 2006 Nemanja Trifunovic
/*
Permission is hereby granted, free of charge, to any person or organization
obtaining a copy of the software and accompanying documentation covered by
this license (the "Software") to use, reproduce, display, distribute,
execute, and transmit the Software, and to prepare derivative works of the
Software, and to permit third-parties to whom the Software is furnished to
do so, all subject to the following:
The copyright notices in the Software and this entire statement, including
the above license grant, this restriction and the following disclaimer,
must be included in all copies of the Software, in whole or in part, and
all derivative works of the Software, unless such copies or derivative
works are solely in the form of machine-executable object code generated by
a source language processor.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.
*/
#ifndef UTF8_FOR_CPP_2675DCD0_9480_4c0c_B92A_CC14C027B731
#define UTF8_FOR_CPP_2675DCD0_9480_4c0c_B92A_CC14C027B731
#include "utf8/checked.h"
#include "utf8/unchecked.h"
#endif // header guard

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// Copyright 2006 Nemanja Trifunovic
/*
Permission is hereby granted, free of charge, to any person or organization
obtaining a copy of the software and accompanying documentation covered by
this license (the "Software") to use, reproduce, display, distribute,
execute, and transmit the Software, and to prepare derivative works of the
Software, and to permit third-parties to whom the Software is furnished to
do so, all subject to the following:
The copyright notices in the Software and this entire statement, including
the above license grant, this restriction and the following disclaimer,
must be included in all copies of the Software, in whole or in part, and
all derivative works of the Software, unless such copies or derivative
works are solely in the form of machine-executable object code generated by
a source language processor.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.
*/
#ifndef UTF8_FOR_CPP_CHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
#define UTF8_FOR_CPP_CHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
#include "core.h"
#include <stdexcept>
namespace utf8
{
// Base for the exceptions that may be thrown from the library
class exception : public ::std::exception {
};
// Exceptions that may be thrown from the library functions.
class invalid_code_point : public exception {
uint32_t cp;
public:
invalid_code_point(uint32_t cp) : cp(cp) {}
virtual const char* what() const throw() { return "Invalid code point"; }
uint32_t code_point() const {return cp;}
};
class invalid_utf8 : public exception {
uint8_t u8;
public:
invalid_utf8 (uint8_t u) : u8(u) {}
virtual const char* what() const throw() { return "Invalid UTF-8"; }
uint8_t utf8_octet() const {return u8;}
};
class invalid_utf16 : public exception {
uint16_t u16;
public:
invalid_utf16 (uint16_t u) : u16(u) {}
virtual const char* what() const throw() { return "Invalid UTF-16"; }
uint16_t utf16_word() const {return u16;}
};
class not_enough_room : public exception {
public:
virtual const char* what() const throw() { return "Not enough space"; }
};
/// The library API - functions intended to be called by the users
template <typename octet_iterator>
octet_iterator append(uint32_t cp, octet_iterator result)
{
if (!utf8::internal::is_code_point_valid(cp))
throw invalid_code_point(cp);
if (cp < 0x80) // one octet
*(result++) = static_cast<uint8_t>(cp);
else if (cp < 0x800) { // two octets
*(result++) = static_cast<uint8_t>((cp >> 6) | 0xc0);
*(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
}
else if (cp < 0x10000) { // three octets
*(result++) = static_cast<uint8_t>((cp >> 12) | 0xe0);
*(result++) = static_cast<uint8_t>(((cp >> 6) & 0x3f) | 0x80);
*(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
}
else { // four octets
*(result++) = static_cast<uint8_t>((cp >> 18) | 0xf0);
*(result++) = static_cast<uint8_t>(((cp >> 12) & 0x3f) | 0x80);
*(result++) = static_cast<uint8_t>(((cp >> 6) & 0x3f) | 0x80);
*(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
}
return result;
}
template <typename octet_iterator, typename output_iterator>
output_iterator replace_invalid(octet_iterator start, octet_iterator end, output_iterator out, uint32_t replacement)
{
while (start != end) {
octet_iterator sequence_start = start;
internal::utf_error err_code = utf8::internal::validate_next(start, end);
switch (err_code) {
case internal::UTF8_OK :
for (octet_iterator it = sequence_start; it != start; ++it)
*out++ = *it;
break;
case internal::NOT_ENOUGH_ROOM:
throw not_enough_room();
case internal::INVALID_LEAD:
utf8::append (replacement, out);
++start;
break;
case internal::INCOMPLETE_SEQUENCE:
case internal::OVERLONG_SEQUENCE:
case internal::INVALID_CODE_POINT:
utf8::append (replacement, out);
++start;
// just one replacement mark for the sequence
while (start != end && utf8::internal::is_trail(*start))
++start;
break;
}
}
return out;
}
template <typename octet_iterator, typename output_iterator>
inline output_iterator replace_invalid(octet_iterator start, octet_iterator end, output_iterator out)
{
static const uint32_t replacement_marker = utf8::internal::mask16(0xfffd);
return utf8::replace_invalid(start, end, out, replacement_marker);
}
template <typename octet_iterator>
uint32_t next(octet_iterator& it, octet_iterator end)
{
uint32_t cp = 0;
internal::utf_error err_code = utf8::internal::validate_next(it, end, cp);
switch (err_code) {
case internal::UTF8_OK :
break;
case internal::NOT_ENOUGH_ROOM :
throw not_enough_room();
case internal::INVALID_LEAD :
case internal::INCOMPLETE_SEQUENCE :
case internal::OVERLONG_SEQUENCE :
throw invalid_utf8(*it);
case internal::INVALID_CODE_POINT :
throw invalid_code_point(cp);
}
return cp;
}
template <typename octet_iterator>
uint32_t peek_next(octet_iterator it, octet_iterator end)
{
return utf8::next(it, end);
}
template <typename octet_iterator>
uint32_t prior(octet_iterator& it, octet_iterator start)
{
// can't do much if it == start
if (it == start)
throw not_enough_room();
octet_iterator end = it;
// Go back until we hit either a lead octet or start
while (utf8::internal::is_trail(*(--it)))
if (it == start)
throw invalid_utf8(*it); // error - no lead byte in the sequence
return utf8::peek_next(it, end);
}
/// Deprecated in versions that include "prior"
template <typename octet_iterator>
uint32_t previous(octet_iterator& it, octet_iterator pass_start)
{
octet_iterator end = it;
while (utf8::internal::is_trail(*(--it)))
if (it == pass_start)
throw invalid_utf8(*it); // error - no lead byte in the sequence
octet_iterator temp = it;
return utf8::next(temp, end);
}
template <typename octet_iterator, typename distance_type>
void advance (octet_iterator& it, distance_type n, octet_iterator end)
{
for (distance_type i = 0; i < n; ++i)
utf8::next(it, end);
}
template <typename octet_iterator>
typename std::iterator_traits<octet_iterator>::difference_type
distance (octet_iterator first, octet_iterator last)
{
typename std::iterator_traits<octet_iterator>::difference_type dist;
for (dist = 0; first < last; ++dist)
utf8::next(first, last);
return dist;
}
template <typename u16bit_iterator, typename octet_iterator>
octet_iterator utf16to8 (u16bit_iterator start, u16bit_iterator end, octet_iterator result)
{
while (start != end) {
uint32_t cp = utf8::internal::mask16(*start++);
// Take care of surrogate pairs first
if (utf8::internal::is_lead_surrogate(cp)) {
if (start != end) {
uint32_t trail_surrogate = utf8::internal::mask16(*start++);
if (utf8::internal::is_trail_surrogate(trail_surrogate))
cp = (cp << 10) + trail_surrogate + internal::SURROGATE_OFFSET;
else
throw invalid_utf16(static_cast<uint16_t>(trail_surrogate));
}
else
throw invalid_utf16(static_cast<uint16_t>(cp));
}
// Lone trail surrogate
else if (utf8::internal::is_trail_surrogate(cp))
throw invalid_utf16(static_cast<uint16_t>(cp));
result = utf8::append(cp, result);
}
return result;
}
template <typename u16bit_iterator, typename octet_iterator>
u16bit_iterator utf8to16 (octet_iterator start, octet_iterator end, u16bit_iterator result)
{
while (start != end) {
uint32_t cp = utf8::next(start, end);
if (cp > 0xffff) { //make a surrogate pair
*result++ = static_cast<uint16_t>((cp >> 10) + internal::LEAD_OFFSET);
*result++ = static_cast<uint16_t>((cp & 0x3ff) + internal::TRAIL_SURROGATE_MIN);
}
else
*result++ = static_cast<uint16_t>(cp);
}
return result;
}
template <typename octet_iterator, typename u32bit_iterator>
octet_iterator utf32to8 (u32bit_iterator start, u32bit_iterator end, octet_iterator result)
{
while (start != end)
result = utf8::append(*(start++), result);
return result;
}
template <typename octet_iterator, typename u32bit_iterator>
u32bit_iterator utf8to32 (octet_iterator start, octet_iterator end, u32bit_iterator result)
{
while (start != end)
(*result++) = utf8::next(start, end);
return result;
}
// The iterator class
template <typename octet_iterator>
class iterator : public std::iterator <std::bidirectional_iterator_tag, uint32_t> {
octet_iterator it;
octet_iterator range_start;
octet_iterator range_end;
public:
iterator () {};
explicit iterator (const octet_iterator& octet_it,
const octet_iterator& range_start,
const octet_iterator& range_end) :
it(octet_it), range_start(range_start), range_end(range_end)
{
if (it < range_start || it > range_end)
throw std::out_of_range("Invalid utf-8 iterator position");
}
// the default "big three" are OK
octet_iterator base () const { return it; }
uint32_t operator * () const
{
octet_iterator temp = it;
return utf8::next(temp, range_end);
}
bool operator == (const iterator& rhs) const
{
if (range_start != rhs.range_start || range_end != rhs.range_end)
throw std::logic_error("Comparing utf-8 iterators defined with different ranges");
return (it == rhs.it);
}
bool operator != (const iterator& rhs) const
{
return !(operator == (rhs));
}
iterator& operator ++ ()
{
utf8::next(it, range_end);
return *this;
}
iterator operator ++ (int)
{
iterator temp = *this;
utf8::next(it, range_end);
return temp;
}
iterator& operator -- ()
{
utf8::prior(it, range_start);
return *this;
}
iterator operator -- (int)
{
iterator temp = *this;
utf8::prior(it, range_start);
return temp;
}
}; // class iterator
} // namespace utf8
#endif //header guard

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// Copyright 2006 Nemanja Trifunovic
/*
Permission is hereby granted, free of charge, to any person or organization
obtaining a copy of the software and accompanying documentation covered by
this license (the "Software") to use, reproduce, display, distribute,
execute, and transmit the Software, and to prepare derivative works of the
Software, and to permit third-parties to whom the Software is furnished to
do so, all subject to the following:
The copyright notices in the Software and this entire statement, including
the above license grant, this restriction and the following disclaimer,
must be included in all copies of the Software, in whole or in part, and
all derivative works of the Software, unless such copies or derivative
works are solely in the form of machine-executable object code generated by
a source language processor.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.
*/
#ifndef UTF8_FOR_CPP_CORE_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
#define UTF8_FOR_CPP_CORE_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
#include <iterator>
namespace utf8
{
// The typedefs for 8-bit, 16-bit and 32-bit unsigned integers
// You may need to change them to match your system.
// These typedefs have the same names as ones from cstdint, or boost/cstdint
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned int uint32_t;
// Helper code - not intended to be directly called by the library users. May be changed at any time
namespace internal
{
// Unicode constants
// Leading (high) surrogates: 0xd800 - 0xdbff
// Trailing (low) surrogates: 0xdc00 - 0xdfff
const uint16_t LEAD_SURROGATE_MIN = 0xd800u;
const uint16_t LEAD_SURROGATE_MAX = 0xdbffu;
const uint16_t TRAIL_SURROGATE_MIN = 0xdc00u;
const uint16_t TRAIL_SURROGATE_MAX = 0xdfffu;
const uint16_t LEAD_OFFSET = LEAD_SURROGATE_MIN - (0x10000 >> 10);
const uint32_t SURROGATE_OFFSET = 0x10000u - (LEAD_SURROGATE_MIN << 10) - TRAIL_SURROGATE_MIN;
// Maximum valid value for a Unicode code point
const uint32_t CODE_POINT_MAX = 0x0010ffffu;
template<typename octet_type>
inline uint8_t mask8(octet_type oc)
{
return static_cast<uint8_t>(0xff & oc);
}
template<typename u16_type>
inline uint16_t mask16(u16_type oc)
{
return static_cast<uint16_t>(0xffff & oc);
}
template<typename octet_type>
inline bool is_trail(octet_type oc)
{
return ((utf8::internal::mask8(oc) >> 6) == 0x2);
}
template <typename u16>
inline bool is_lead_surrogate(u16 cp)
{
return (cp >= LEAD_SURROGATE_MIN && cp <= LEAD_SURROGATE_MAX);
}
template <typename u16>
inline bool is_trail_surrogate(u16 cp)
{
return (cp >= TRAIL_SURROGATE_MIN && cp <= TRAIL_SURROGATE_MAX);
}
template <typename u16>
inline bool is_surrogate(u16 cp)
{
return (cp >= LEAD_SURROGATE_MIN && cp <= TRAIL_SURROGATE_MAX);
}
template <typename u32>
inline bool is_code_point_valid(u32 cp)
{
return (cp <= CODE_POINT_MAX && !utf8::internal::is_surrogate(cp));
}
template <typename octet_iterator>
inline typename std::iterator_traits<octet_iterator>::difference_type
sequence_length(octet_iterator lead_it)
{
uint8_t lead = utf8::internal::mask8(*lead_it);
if (lead < 0x80)
return 1;
else if ((lead >> 5) == 0x6)
return 2;
else if ((lead >> 4) == 0xe)
return 3;
else if ((lead >> 3) == 0x1e)
return 4;
else
return 0;
}
template <typename octet_difference_type>
inline bool is_overlong_sequence(uint32_t cp, octet_difference_type length)
{
if (cp < 0x80) {
if (length != 1)
return true;
}
else if (cp < 0x800) {
if (length != 2)
return true;
}
else if (cp < 0x10000) {
if (length != 3)
return true;
}
return false;
}
enum utf_error {UTF8_OK, NOT_ENOUGH_ROOM, INVALID_LEAD, INCOMPLETE_SEQUENCE, OVERLONG_SEQUENCE, INVALID_CODE_POINT};
/// Helper for get_sequence_x
template <typename octet_iterator>
utf_error increase_safely(octet_iterator& it, octet_iterator end)
{
if (++it == end)
return NOT_ENOUGH_ROOM;
if (!utf8::internal::is_trail(*it))
return INCOMPLETE_SEQUENCE;
return UTF8_OK;
}
#define UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(IT, END) {utf_error ret = increase_safely(IT, END); if (ret != UTF8_OK) return ret;}
/// get_sequence_x functions decode utf-8 sequences of the length x
template <typename octet_iterator>
utf_error get_sequence_1(octet_iterator& it, octet_iterator end, uint32_t& code_point)
{
if (it == end)
return NOT_ENOUGH_ROOM;
code_point = utf8::internal::mask8(*it);
return UTF8_OK;
}
template <typename octet_iterator>
utf_error get_sequence_2(octet_iterator& it, octet_iterator end, uint32_t& code_point)
{
if (it == end)
return NOT_ENOUGH_ROOM;
code_point = utf8::internal::mask8(*it);
UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
code_point = ((code_point << 6) & 0x7ff) + ((*it) & 0x3f);
return UTF8_OK;
}
template <typename octet_iterator>
utf_error get_sequence_3(octet_iterator& it, octet_iterator end, uint32_t& code_point)
{
if (it == end)
return NOT_ENOUGH_ROOM;
code_point = utf8::internal::mask8(*it);
UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
code_point = ((code_point << 12) & 0xffff) + ((utf8::internal::mask8(*it) << 6) & 0xfff);
UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
code_point += (*it) & 0x3f;
return UTF8_OK;
}
template <typename octet_iterator>
utf_error get_sequence_4(octet_iterator& it, octet_iterator end, uint32_t& code_point)
{
if (it == end)
return NOT_ENOUGH_ROOM;
code_point = utf8::internal::mask8(*it);
UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
code_point = ((code_point << 18) & 0x1fffff) + ((utf8::internal::mask8(*it) << 12) & 0x3ffff);
UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
code_point += (utf8::internal::mask8(*it) << 6) & 0xfff;
UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
code_point += (*it) & 0x3f;
return UTF8_OK;
}
#undef UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR
template <typename octet_iterator>
utf_error validate_next(octet_iterator& it, octet_iterator end, uint32_t& code_point)
{
// Save the original value of it so we can go back in case of failure
// Of course, it does not make much sense with i.e. stream iterators
octet_iterator original_it = it;
uint32_t cp = 0;
// Determine the sequence length based on the lead octet
typedef typename std::iterator_traits<octet_iterator>::difference_type octet_difference_type;
const octet_difference_type length = utf8::internal::sequence_length(it);
// Get trail octets and calculate the code point
utf_error err = UTF8_OK;
switch (length) {
case 0:
return INVALID_LEAD;
case 1:
err = utf8::internal::get_sequence_1(it, end, cp);
break;
case 2:
err = utf8::internal::get_sequence_2(it, end, cp);
break;
case 3:
err = utf8::internal::get_sequence_3(it, end, cp);
break;
case 4:
err = utf8::internal::get_sequence_4(it, end, cp);
break;
}
if (err == UTF8_OK) {
// Decoding succeeded. Now, security checks...
if (utf8::internal::is_code_point_valid(cp)) {
if (!utf8::internal::is_overlong_sequence(cp, length)){
// Passed! Return here.
code_point = cp;
++it;
return UTF8_OK;
}
else
err = OVERLONG_SEQUENCE;
}
else
err = INVALID_CODE_POINT;
}
// Failure branch - restore the original value of the iterator
it = original_it;
return err;
}
template <typename octet_iterator>
inline utf_error validate_next(octet_iterator& it, octet_iterator end) {
uint32_t ignored;
return utf8::internal::validate_next(it, end, ignored);
}
} // namespace internal
/// The library API - functions intended to be called by the users
// Byte order mark
const uint8_t bom[] = {0xef, 0xbb, 0xbf};
template <typename octet_iterator>
octet_iterator find_invalid(octet_iterator start, octet_iterator end)
{
octet_iterator result = start;
while (result != end) {
utf8::internal::utf_error err_code = utf8::internal::validate_next(result, end);
if (err_code != internal::UTF8_OK)
return result;
}
return result;
}
template <typename octet_iterator>
inline bool is_valid(octet_iterator start, octet_iterator end)
{
return (utf8::find_invalid(start, end) == end);
}
template <typename octet_iterator>
inline bool starts_with_bom (octet_iterator it, octet_iterator end)
{
return (
((it != end) && (utf8::internal::mask8(*it++)) == bom[0]) &&
((it != end) && (utf8::internal::mask8(*it++)) == bom[1]) &&
((it != end) && (utf8::internal::mask8(*it)) == bom[2])
);
}
//Deprecated in release 2.3
template <typename octet_iterator>
inline bool is_bom (octet_iterator it)
{
return (
(utf8::internal::mask8(*it++)) == bom[0] &&
(utf8::internal::mask8(*it++)) == bom[1] &&
(utf8::internal::mask8(*it)) == bom[2]
);
}
} // namespace utf8
#endif // header guard

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// Copyright 2006 Nemanja Trifunovic
/*
Permission is hereby granted, free of charge, to any person or organization
obtaining a copy of the software and accompanying documentation covered by
this license (the "Software") to use, reproduce, display, distribute,
execute, and transmit the Software, and to prepare derivative works of the
Software, and to permit third-parties to whom the Software is furnished to
do so, all subject to the following:
The copyright notices in the Software and this entire statement, including
the above license grant, this restriction and the following disclaimer,
must be included in all copies of the Software, in whole or in part, and
all derivative works of the Software, unless such copies or derivative
works are solely in the form of machine-executable object code generated by
a source language processor.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.
*/
#ifndef UTF8_FOR_CPP_UNCHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
#define UTF8_FOR_CPP_UNCHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
#include "core.h"
namespace utf8
{
namespace unchecked
{
template <typename octet_iterator>
octet_iterator append(uint32_t cp, octet_iterator result)
{
if (cp < 0x80) // one octet
*(result++) = static_cast<uint8_t>(cp);
else if (cp < 0x800) { // two octets
*(result++) = static_cast<uint8_t>((cp >> 6) | 0xc0);
*(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
}
else if (cp < 0x10000) { // three octets
*(result++) = static_cast<uint8_t>((cp >> 12) | 0xe0);
*(result++) = static_cast<uint8_t>(((cp >> 6) & 0x3f) | 0x80);
*(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
}
else { // four octets
*(result++) = static_cast<uint8_t>((cp >> 18) | 0xf0);
*(result++) = static_cast<uint8_t>(((cp >> 12) & 0x3f)| 0x80);
*(result++) = static_cast<uint8_t>(((cp >> 6) & 0x3f) | 0x80);
*(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
}
return result;
}
template <typename octet_iterator>
uint32_t next(octet_iterator& it)
{
uint32_t cp = utf8::internal::mask8(*it);
typename std::iterator_traits<octet_iterator>::difference_type length = utf8::internal::sequence_length(it);
switch (length) {
case 1:
break;
case 2:
it++;
cp = ((cp << 6) & 0x7ff) + ((*it) & 0x3f);
break;
case 3:
++it;
cp = ((cp << 12) & 0xffff) + ((utf8::internal::mask8(*it) << 6) & 0xfff);
++it;
cp += (*it) & 0x3f;
break;
case 4:
++it;
cp = ((cp << 18) & 0x1fffff) + ((utf8::internal::mask8(*it) << 12) & 0x3ffff);
++it;
cp += (utf8::internal::mask8(*it) << 6) & 0xfff;
++it;
cp += (*it) & 0x3f;
break;
}
++it;
return cp;
}
template <typename octet_iterator>
uint32_t peek_next(octet_iterator it)
{
return utf8::unchecked::next(it);
}
template <typename octet_iterator>
uint32_t prior(octet_iterator& it)
{
while (utf8::internal::is_trail(*(--it))) ;
octet_iterator temp = it;
return utf8::unchecked::next(temp);
}
// Deprecated in versions that include prior, but only for the sake of consistency (see utf8::previous)
template <typename octet_iterator>
inline uint32_t previous(octet_iterator& it)
{
return utf8::unchecked::prior(it);
}
template <typename octet_iterator, typename distance_type>
void advance (octet_iterator& it, distance_type n)
{
for (distance_type i = 0; i < n; ++i)
utf8::unchecked::next(it);
}
template <typename octet_iterator>
typename std::iterator_traits<octet_iterator>::difference_type
distance (octet_iterator first, octet_iterator last)
{
typename std::iterator_traits<octet_iterator>::difference_type dist;
for (dist = 0; first < last; ++dist)
utf8::unchecked::next(first);
return dist;
}
template <typename u16bit_iterator, typename octet_iterator>
octet_iterator utf16to8 (u16bit_iterator start, u16bit_iterator end, octet_iterator result)
{
while (start != end) {
uint32_t cp = utf8::internal::mask16(*start++);
// Take care of surrogate pairs first
if (utf8::internal::is_lead_surrogate(cp)) {
uint32_t trail_surrogate = utf8::internal::mask16(*start++);
cp = (cp << 10) + trail_surrogate + internal::SURROGATE_OFFSET;
}
result = utf8::unchecked::append(cp, result);
}
return result;
}
template <typename u16bit_iterator, typename octet_iterator>
u16bit_iterator utf8to16 (octet_iterator start, octet_iterator end, u16bit_iterator result)
{
while (start < end) {
uint32_t cp = utf8::unchecked::next(start);
if (cp > 0xffff) { //make a surrogate pair
*result++ = static_cast<uint16_t>((cp >> 10) + internal::LEAD_OFFSET);
*result++ = static_cast<uint16_t>((cp & 0x3ff) + internal::TRAIL_SURROGATE_MIN);
}
else
*result++ = static_cast<uint16_t>(cp);
}
return result;
}
template <typename octet_iterator, typename u32bit_iterator>
octet_iterator utf32to8 (u32bit_iterator start, u32bit_iterator end, octet_iterator result)
{
while (start != end)
result = utf8::unchecked::append(*(start++), result);
return result;
}
template <typename octet_iterator, typename u32bit_iterator>
u32bit_iterator utf8to32 (octet_iterator start, octet_iterator end, u32bit_iterator result)
{
while (start < end)
(*result++) = utf8::unchecked::next(start);
return result;
}
// The iterator class
template <typename octet_iterator>
class iterator : public std::iterator <std::bidirectional_iterator_tag, uint32_t> {
octet_iterator it;
public:
iterator () {};
explicit iterator (const octet_iterator& octet_it): it(octet_it) {}
// the default "big three" are OK
octet_iterator base () const { return it; }
uint32_t operator * () const
{
octet_iterator temp = it;
return utf8::unchecked::next(temp);
}
bool operator == (const iterator& rhs) const
{
return (it == rhs.it);
}
bool operator != (const iterator& rhs) const
{
return !(operator == (rhs));
}
iterator& operator ++ ()
{
::std::advance(it, utf8::internal::sequence_length(it));
return *this;
}
iterator operator ++ (int)
{
iterator temp = *this;
::std::advance(it, utf8::internal::sequence_length(it));
return temp;
}
iterator& operator -- ()
{
utf8::unchecked::prior(it);
return *this;
}
iterator operator -- (int)
{
iterator temp = *this;
utf8::unchecked::prior(it);
return temp;
}
}; // class iterator
} // namespace utf8::unchecked
} // namespace utf8
#endif // header guard

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#ifndef __UTILITY_H__
#define __UTILITY_H__
#include <string>
#include "Types.hpp"
bool isEmpty(Int8*, size_t);
unsigned short swapU16(unsigned short val );
short swap16 (short val );
unsigned int swapU32(unsigned int val);
int swap32 (int val );
long long swap64 (long long val);
float swapFloat(float val);
double swapDouble(double val);
bool isSystemBigEndian();
void fillRandom(Uint8 * rndArea, Uint8 count);
#endif

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<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<CodeBlocks_project_file>
<FileVersion major="1" minor="6" />
<Project>
<Option title="libzelda" />
<Option pch_mode="2" />
<Option compiler="gcc" />
<Build>
<Target title="Debug Win32">
<Option platforms="Windows;" />
<Option output="lib/Win32/zelda-d" prefix_auto="1" extension_auto="1" />
<Option working_dir="" />
<Option object_output="obj/Debug/" />
<Option type="2" />
<Option compiler="gcc" />
<Option createDefFile="1" />
<Compiler>
<Add option="-g" />
</Compiler>
</Target>
<Target title="Release Win32">
<Option output="lib/Win32/zelda" prefix_auto="1" extension_auto="1" />
<Option working_dir="" />
<Option object_output="obj/Release/" />
<Option type="2" />
<Option compiler="gcc" />
<Option createDefFile="1" />
<Compiler>
<Add option="-O2" />
</Compiler>
<Linker>
<Add option="-s" />
</Linker>
</Target>
<Target title="Debug Wii">
<Option output="lib/Wii/zelda-d" prefix_auto="1" extension_auto="1" />
<Option working_dir="" />
<Option type="2" />
<Option compiler="devkitppc_wii" />
<Option createDefFile="1" />
</Target>
<Target title="Release Wii">
<Option output="lib/Wii/zelda" prefix_auto="1" extension_auto="1" />
<Option working_dir="" />
<Option type="2" />
<Option compiler="devkitppc_wii" />
<Option createDefFile="1" />
</Target>
<Target title="Debug Linux">
<Option platforms="Unix;" />
<Option output="lib/Linux/zelda-d" prefix_auto="1" extension_auto="1" />
<Option working_dir="" />
<Option type="2" />
<Option compiler="gcc" />
<Option createDefFile="1" />
</Target>
<Target title="Release Linux">
<Option platforms="Unix;" />
<Option output="lib/Linux/zelda" prefix_auto="1" extension_auto="1" />
<Option working_dir="" />
<Option type="2" />
<Option compiler="gcc" />
<Option createDefFile="1" />
</Target>
</Build>
<Compiler>
<Add option="-std=c++11" />
<Add option="-Wall" />
<Add directory="include" />
</Compiler>
<Unit filename="include/BinaryReader.hpp" />
<Unit filename="include/BinaryWriter.hpp" />
<Unit filename="include/Exception.hpp" />
<Unit filename="include/FileNotFoundException.hpp" />
<Unit filename="include/IOException.hpp" />
<Unit filename="include/InvalidOperationException.hpp" />
<Unit filename="include/Stream.hpp" />
<Unit filename="include/Types.hpp" />
<Unit filename="include/utf8.h" />
<Unit filename="include/utf8/checked.h" />
<Unit filename="include/utf8/core.h" />
<Unit filename="include/utf8/unchecked.h" />
<Unit filename="include/utility.hpp" />
<Unit filename="src/BinaryReader.cpp" />
<Unit filename="src/BinaryWriter.cpp" />
<Unit filename="src/Stream.cpp" />
<Unit filename="src/utility.cpp" />
<Extensions>
<code_completion />
<envvars />
<debugger />
<lib_finder disable_auto="1" />
</Extensions>
</Project>
</CodeBlocks_project_file>

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# depslib dependency file v1.0
1359172369 source:/home/antidote/trunk/save editor/libzelda/src/BinaryReader.cpp
"BinaryReader.hpp"
"IOException.hpp"
"FileNotFoundException.hpp"
"utility.hpp"
"utf8.h"
<stdio.h>
<stdlib.h>
<vector>
1359171705 /home/antidote/trunk/save editor/libzelda/include/BinaryReader.hpp
"Stream.hpp"
<string>
1358872986 /home/antidote/trunk/save editor/libzelda/include/Stream.hpp
"Types.hpp"
1358872986 /home/antidote/trunk/save editor/libzelda/include/Types.hpp
<limits.h>
1358872986 /home/antidote/trunk/save editor/libzelda/include/IOException.hpp
"Exception.hpp"
1358872986 /home/antidote/trunk/save editor/libzelda/include/Exception.hpp
<string>
1358872986 /home/antidote/trunk/save editor/libzelda/include/FileNotFoundException.hpp
"Exception.hpp"
1359171946 /home/antidote/trunk/save editor/libzelda/include/utility.hpp
<string>
"Types.hpp"
1358872986 /home/antidote/trunk/save editor/libzelda/include/utf8.h
"utf8/checked.h"
"utf8/unchecked.h"
1358872986 /home/antidote/trunk/save editor/libzelda/include/utf8/checked.h
"core.h"
<stdexcept>
1358872986 /home/antidote/trunk/save editor/libzelda/include/utf8/core.h
<iterator>
1358872986 /home/antidote/trunk/save editor/libzelda/include/utf8/unchecked.h
"core.h"
1359172754 source:/home/antidote/trunk/save editor/libzelda/src/BinaryWriter.cpp
"BinaryWriter.hpp"
"IOException.hpp"
"FileNotFoundException.hpp"
"utility.hpp"
"utf8.h"
<stdio.h>
<string.h>
<vector>
<iostream>
1358872986 /home/antidote/trunk/save editor/libzelda/include/BinaryWriter.hpp
"Stream.hpp"
<string>
1358872986 source:/home/antidote/trunk/save editor/libzelda/src/Stream.cpp
"Stream.hpp"
"IOException.hpp"
"InvalidOperationException.hpp"
<string.h>
<sstream>
1358872986 /home/antidote/trunk/save editor/libzelda/include/InvalidOperationException.hpp
<string>
<Exception.hpp>
1359219210 source:/home/antidote/trunk/save editor/libzelda/src/utility.cpp
"utility.hpp"
<iostream>
<string.h>
<stdlib.h>

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222
libzelda.vcproj Normal file
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<?xml version="1.0" encoding="Windows-1252"?>
<VisualStudioProject
ProjectType="Visual C++"
Version="9.00"
Name="libzelda"
ProjectGUID="{3E0B05A1-DE7E-4EAE-86DF-2FB507E7F1AD}"
RootNamespace="libzelda"
TargetFrameworkVersion="196613"
>
<Platforms>
<Platform
Name="Win32"
/>
</Platforms>
<ToolFiles>
</ToolFiles>
<Configurations>
<Configuration
Name="Debug|Win32"
OutputDirectory="$(SolutionDir)$(ConfigurationName)"
IntermediateDirectory="$(ConfigurationName)"
ConfigurationType="4"
CharacterSet="2"
>
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Name="VCPreBuildEventTool"
/>
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Name="VCCustomBuildTool"
/>
<Tool
Name="VCXMLDataGeneratorTool"
/>
<Tool
Name="VCWebServiceProxyGeneratorTool"
/>
<Tool
Name="VCMIDLTool"
/>
<Tool
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="include"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="3"
WarningLevel="3"
DebugInformationFormat="4"
/>
<Tool
Name="VCManagedResourceCompilerTool"
/>
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Name="VCResourceCompilerTool"
/>
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Name="VCPreLinkEventTool"
/>
<Tool
Name="VCLibrarianTool"
OutputFile="lib\Win32\zelda-d.lib"
/>
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Name="VCALinkTool"
/>
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Name="VCXDCMakeTool"
/>
<Tool
Name="VCBscMakeTool"
/>
<Tool
Name="VCFxCopTool"
/>
<Tool
Name="VCPostBuildEventTool"
/>
</Configuration>
<Configuration
Name="Release|Win32"
OutputDirectory="$(SolutionDir)$(ConfigurationName)"
IntermediateDirectory="$(ConfigurationName)"
ConfigurationType="4"
CharacterSet="2"
WholeProgramOptimization="1"
>
<Tool
Name="VCPreBuildEventTool"
/>
<Tool
Name="VCCustomBuildTool"
/>
<Tool
Name="VCXMLDataGeneratorTool"
/>
<Tool
Name="VCWebServiceProxyGeneratorTool"
/>
<Tool
Name="VCMIDLTool"
/>
<Tool
Name="VCCLCompilerTool"
Optimization="2"
EnableIntrinsicFunctions="true"
AdditionalIncludeDirectories="include"
RuntimeLibrary="2"
EnableFunctionLevelLinking="true"
WarningLevel="3"
DebugInformationFormat="3"
/>
<Tool
Name="VCManagedResourceCompilerTool"
/>
<Tool
Name="VCResourceCompilerTool"
/>
<Tool
Name="VCPreLinkEventTool"
/>
<Tool
Name="VCLibrarianTool"
OutputFile="lib\Win32\zelda.lib"
/>
<Tool
Name="VCALinkTool"
/>
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Name="VCXDCMakeTool"
/>
<Tool
Name="VCBscMakeTool"
/>
<Tool
Name="VCFxCopTool"
/>
<Tool
Name="VCPostBuildEventTool"
/>
</Configuration>
</Configurations>
<References>
</References>
<Files>
<Filter
Name="Source Files"
Filter="cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx"
UniqueIdentifier="{4FC737F1-C7A5-4376-A066-2A32D752A2FF}"
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<File
RelativePath=".\src\BinaryReader.cpp"
>
</File>
<File
RelativePath=".\src\BinaryWriter.cpp"
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</File>
<File
RelativePath=".\src\FileStream.cpp"
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</Files>
<Globals>
</Globals>
</VisualStudioProject>

238
src/BinaryReader.cpp Normal file
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#include "BinaryReader.hpp"
#include "IOException.hpp"
#include "FileNotFoundException.hpp"
#include "utility.hpp"
#include "utf8.h"
#include <stdio.h>
#include <stdlib.h>
#include <vector>
BinaryReader::BinaryReader(const Stream& stream) :
Stream(stream)
{
Stream::setAutoResizing(false);
}
BinaryReader::BinaryReader(const Uint8* data, Uint64 length) :
Stream(data, length)
{
Stream::setAutoResizing(false);
}
BinaryReader::BinaryReader(const std::string& filename)
: m_bitPosition(0),
m_filename(filename)
{
Stream::setAutoResizing(false);
FILE* in;
int length;
in = fopen(filename.c_str(), "rb");
if (!in)
throw FileNotFoundException(filename);
fseek(in, 0, SEEK_END);
length = ftell(in);
fseek(in, 0, SEEK_SET);
m_data = new Uint8[length];
fread(m_data, 1, length, in);
fclose(in);
m_length = length;
m_position = 0;
m_bitPosition = 0;
}
void BinaryReader::writeByte(Int8)
{
throw IOException("BinaryReader::writeByte() -> Stream not open for writing");
}
void BinaryReader::writeBytes(Int8*, Int64)
{
throw IOException("BinaryReader::writeBytes() -> Stream not open for writing");
}
Int16 BinaryReader::readInt16()
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(Int16) > m_length)
throw IOException("BinaryReader::readInt16() -> Position outside stream bounds");
Int16 ret = *(Int16*)(m_data + m_position);
m_position += 2;
if ((!isSystemBigEndian() && m_endian == Stream::BigEndian) || (isSystemBigEndian() && m_endian == Stream::LittleEndian))
ret = swap16(ret);
return ret;
}
Uint16 BinaryReader::readUInt16()
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(Uint16) > m_length)
throw IOException("BinaryReader::readUint16() -> Position outside stream bounds");
Uint16 ret = *(Uint16*)(m_data + m_position);
m_position += 2;
if ((!isSystemBigEndian() && m_endian == Stream::BigEndian) || (isSystemBigEndian() && m_endian == Stream::LittleEndian))
ret = swapU16(ret);
return ret;
}
Int32 BinaryReader::readInt32()
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(Int32) > m_length)
throw IOException("BinaryReader::readUint32() -> Position outside stream bounds");
Int32 ret = *(Int32*)(m_data + m_position);
m_position += 4;
if ((!isSystemBigEndian() && m_endian == Stream::BigEndian) || (isSystemBigEndian() && m_endian == Stream::LittleEndian))
ret = swap32(ret);
return ret;
}
Uint32 BinaryReader::readUInt32()
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(Uint32) > m_length)
throw IOException("BinaryReader::readUint32() -> Position outside stream bounds");
Uint32 ret = *(Uint32*)(m_data + m_position);
m_position += 4;
if ((!isSystemBigEndian() && m_endian == Stream::BigEndian) || (isSystemBigEndian() && m_endian == Stream::LittleEndian))
ret = swapU32(ret);
return ret;
}
Int64 BinaryReader::readInt64()
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(Int64) > m_length)
throw IOException("BinaryReader::readInt64() -> Position outside stream bounds");
Int64 ret = *(Int64*)(m_data + m_position);
m_position += 8;
if ((!isSystemBigEndian() && m_endian == Stream::BigEndian) || (isSystemBigEndian() && m_endian == Stream::LittleEndian))
ret = swap64(ret);
return ret;
}
Uint64 BinaryReader::readUInt64()
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(Uint64) > m_length)
throw IOException("BinaryReader::readUInt64() -> Position outside stream bounds");
Uint64 ret = *(Uint64*)(m_data + m_position);
m_position += 8;
if ((!isSystemBigEndian() && m_endian == Stream::BigEndian) || (isSystemBigEndian() && m_endian == Stream::LittleEndian))
ret = swap64(ret);
return ret;
}
float BinaryReader::readFloat()
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(float) > m_length)
throw IOException("BinaryReader::readFloat() -> Position outside stream bounds");
float ret = *(float*)(m_data + m_position);
m_position += 4;
if ((!isSystemBigEndian() && m_endian == Stream::BigEndian) || (isSystemBigEndian() && m_endian == Stream::LittleEndian))
ret = swapFloat(ret);
return ret;
}
double BinaryReader::readDouble()
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(double) > m_length)
throw IOException("BinaryReader::readDouble() -> Position outside stream bounds");
double ret = *(double*)(m_data + m_position);
m_position += 8;
if ((!isSystemBigEndian() && m_endian == Stream::BigEndian) || (isSystemBigEndian() && m_endian == Stream::LittleEndian))
ret = swapDouble(ret);
return ret;
}
bool BinaryReader::readBool()
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(bool) > m_length)
throw IOException("BinaryReader::readBool() -> Position outside stream bounds");
bool ret = *(bool*)(m_data + m_position);
m_position += 1;
return ret;
}
std::string BinaryReader::readUnicode()
{
std::string ret;
std::vector<short> tmp;
for(;;)
{
short chr = readUInt16();
if (chr)
tmp.push_back(chr);
else
break;
};
utf8::utf16to8(tmp.begin(), tmp.end(), back_inserter(ret));
return ret;
}
bool BinaryReader::isOpenForWriting()
{
return false;
}

257
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#include "BinaryWriter.hpp"
#include "IOException.hpp"
#include "FileNotFoundException.hpp"
#include "utility.hpp"
#include "utf8.h"
#include <stdio.h>
#include <string.h>
#include <vector>
#include <iostream>
BinaryWriter::BinaryWriter(const Uint8* data, Uint64 length)
: Stream(data, length)
{}
BinaryWriter::BinaryWriter(const Stream& stream) :
Stream(stream)
{}
BinaryWriter::BinaryWriter(const std::string& filename)
: m_filename(filename)
{
m_length = 0x10;
m_bitPosition = 0;
m_position = 0;
m_data = new Uint8[m_length];
if (!m_data)
throw IOException("Could not allocate memory!");
memset(m_data, 0, m_length);
}
void BinaryWriter::save(const std::string& filename)
{
if (filename.empty() && m_filename.empty())
throw Exception("InvalidOperationException: BinaryWriter::Save() -> No file specified, cannot save.");
if (!filename.empty())
m_filename = filename;
FILE* out = fopen(m_filename.c_str(), "wb");
if (!out)
throw FileNotFoundException(m_filename);
fwrite(m_data, 1, m_length, out);
fclose(out);
}
Int8 BinaryWriter::readByte()
{
throw IOException("Stream not open for reading");
}
Int8* BinaryWriter::readBytes(Int64)
{
throw IOException("Stream not open for reading");
}
void BinaryWriter::writeInt16(Int16 val)
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(Int16) > m_length && m_autoResize)
resize(m_position + sizeof(Int16));
else if (m_position > m_length)
throw IOException("BinaryWriter::WriteInt16() -> Position outside stream bounds");
if ((!isSystemBigEndian() && m_endian == Stream::BigEndian) || (isSystemBigEndian() && m_endian == Stream::LittleEndian))
val = swap16(val);
*(Int16*)(m_data + m_position) = val;
m_position += sizeof(Int16);
}
void BinaryWriter::writeUInt16(Uint16 val)
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(Uint16) > m_length && m_autoResize)
resize(m_position + sizeof(Uint16));
else if (m_position > m_length)
throw IOException("BinaryWriter::WriteUInt16() -> Position outside stream bounds");
if ((!isSystemBigEndian() && m_endian == Stream::BigEndian) || (isSystemBigEndian() && m_endian == Stream::LittleEndian))
val = swapU16(val);
*(Uint16*)(m_data + m_position) = val;
m_position += sizeof(Uint16);
}
void BinaryWriter::writeInt32(Int32 val)
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(Int32) > m_length && m_autoResize)
resize(m_position + sizeof(Int32));
else if (m_position > m_length)
throw IOException("BinaryWriter::WriteInt32() -> Position outside stream bounds");
if ((!isSystemBigEndian() && m_endian == Stream::BigEndian) || (isSystemBigEndian() && m_endian == Stream::LittleEndian))
val = swap32(val);
*(Int32*)(m_data + m_position) = val;
m_position += sizeof(Int32);
}
void BinaryWriter::writeUInt32(Uint32 val)
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(Uint32) > m_length && m_autoResize)
resize(m_position + sizeof(Uint32));
else if (m_position > m_length)
throw IOException("BinaryWriter::WriteUInt32() -> Position outside stream bounds");
if ((!isSystemBigEndian() && m_endian == Stream::BigEndian) || (isSystemBigEndian() && m_endian == Stream::LittleEndian))
val = swap32(val);
*(Uint32*)(m_data + m_position) = val;
m_position += sizeof(Uint32);
}
void BinaryWriter::writeInt64(Int64 val)
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(Int64) > m_length && m_autoResize)
resize(m_position + sizeof(Int64));
else if (m_position > m_length)
throw IOException("BinaryWriter::WriteInt64() -> Position outside stream bounds");
if ((!isSystemBigEndian() && m_endian == Stream::BigEndian) || (isSystemBigEndian() && m_endian == Stream::LittleEndian))
val = swap64(val);
*(Int64*)(m_data + m_position) = val;
m_position += sizeof(Int64);
}
void BinaryWriter::writeUInt64(Uint64 val)
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(Uint64) > m_length && m_autoResize)
resize(m_position + sizeof(Uint64));
else if (m_position > m_length)
throw IOException("BinaryWriter::WriteUInt64() -> Position outside stream bounds");
if ((!isSystemBigEndian() && m_endian == Stream::BigEndian) || (isSystemBigEndian() && m_endian == Stream::LittleEndian))
val = swap64(val);
*(Uint64*)(m_data + m_position) = val;
m_position += sizeof(Uint64);
}
void BinaryWriter::writeFloat(float val)
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(float) > m_length && m_autoResize)
resize(m_position + sizeof(float));
else if (m_position > m_length)
throw IOException("BinaryWriter::WriteFloat() -> Position outside stream bounds");
if ((!isSystemBigEndian() && m_endian == Stream::BigEndian) || (isSystemBigEndian() && m_endian == Stream::LittleEndian))
val = swapFloat(val);
*(float*)(m_data + m_position) = val;
m_position += sizeof(float);
}
void BinaryWriter::writeDouble(double val)
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(double) > m_length && m_autoResize)
resize(m_position + sizeof(double));
else if (m_position > m_length)
throw IOException("BinaryWriter::WriteDouble() -> Position outside stream bounds");
if ((!isSystemBigEndian() && m_endian == Stream::BigEndian) || (isSystemBigEndian() && m_endian == Stream::LittleEndian))
val = swapDouble(val);
*(double*)(m_data + m_position)= val;
m_position += sizeof(double);
}
void BinaryWriter::writeBool(bool val)
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + sizeof(bool) > m_length && m_autoResize)
resize(m_position + sizeof(bool));
else if (m_position > m_length)
throw IOException("BinaryWriter::WriteBool() -> Position outside stream bounds");
*(bool*)(m_data + m_position) = val;
m_position += sizeof(bool);
}
void BinaryWriter::writeUnicode(const std::string& str)
{
std::string tmpStr = "\xEF\xBB\xBF" + str;
std::vector<short> tmp;
utf8::utf8to16(tmpStr.begin(), tmpStr.end(), back_inserter(tmp));
for (Uint16 chr : tmp)
{
if (chr != 0xFEFF)
writeInt16(chr);
}
}
bool BinaryWriter::isOpenForReading()
{
return false;
}

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#include "FileStream.hpp"
#include <stdio.h>
#include "FileNotFoundException.hpp"
#include "IOException.hpp"
FileStream::FileStream(const std::string& filename, FileMode fileMode, AccessMode accessMode) :
m_filename(filename),
m_filemode(fileMode),
m_accessmode(accessMode)
{
FILE* in;
int length;
in = fopen(filename.c_str(), "rb");
if (!in)
{
if((fileMode & Create) != Create)
throw FileNotFoundException(filename.c_str());
in = fopen(filename.c_str(), "w+b");
}
fseek(in, 0, SEEK_END);
length = ftell(in);
fseek(in, 0, SEEK_SET);
m_data = new Uint8[length];
fread(m_data, 1, length, in);
fclose(in);
printf("%i\n", length);
m_length = length;
m_position = 0;
}

290
src/Stream.cpp Normal file
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#include "Stream.hpp"
#include "IOException.hpp"
#include "InvalidOperationException.hpp"
#include <string.h>
#include <sstream>
Stream::Stream() :
m_bitPosition(0),
m_position(0),
m_length(0),
m_endian(Stream::LittleEndian),
m_data(NULL),
m_autoResize(true)
{}
Stream::Stream(const Uint8* data, Uint64 length) :
m_bitPosition(0),
m_position(0),
m_endian(Stream::LittleEndian),
m_autoResize(true)
{
if (length <= 0)
throw InvalidOperationException("Length cannot be <= to 0");
m_length = length;
if (data)
m_data = (Uint8*)data;
else
{
m_data = new Uint8[m_length];
memset(m_data, 0, m_length);
}
}
Stream::Stream(Int64 length) :
m_bitPosition(0),
m_position(0),
m_length(length)
{
m_data = new Uint8[m_length];
memset(m_data, 0, m_length);
}
Stream::Stream(Stream* stream)
{
if (m_data)
delete[] m_data;
m_data = stream->m_data;
m_position = stream->m_position;
m_length = stream->m_length;
}
Stream::~Stream()
{
if (m_data)
delete[] m_data;
m_data = NULL;
m_position = 0;
m_length = 0;
m_endian = LittleEndian;
m_autoResize = false;
}
void Stream::writeBit(bool val)
{
if (m_position + sizeof(Uint8) > m_length && m_autoResize)
resize(m_position + sizeof(Uint8));
else if (m_position > m_length)
throw IOException("Stream::writeBit() -> Position outside stream bounds");
*(Uint8*)(m_data + m_position) |= ((Uint32)val << m_bitPosition);
m_bitPosition++;
if (m_bitPosition > 7)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
}
void Stream::writeByte(Int8 byte)
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + 1 > m_length && m_autoResize)
resize(m_position + 1);
else if (m_position > m_length)
throw IOException("Stream::writeByte() -> Position outside stream bounds");
*(Int8*)(m_data + m_position) = byte;
m_position++;
}
void Stream::writeBytes(Int8* data, Int64 length)
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (!data)
throw InvalidOperationException("BinaryWriter::writeBytes() -> data cannnot be NULL");
if (m_position + length > m_length && m_autoResize)
resize(m_position + length);
else if (m_position > m_length)
throw IOException("BinaryWriter::writeBytes() -> Position outside stream bounds");
memcpy((Int8*)(m_data + m_position), data, length);
m_position += length;
}
bool Stream::readBit()
{
if (m_position + sizeof(Uint8) > m_length && m_autoResize)
resize(m_position + sizeof(Uint8));
else if (m_position > m_length)
throw IOException("BinaryWriter::WriteInt16() -> Position outside stream bounds");
bool ret = (*(Uint8*)(m_data + m_position) & (1 << m_bitPosition));
m_bitPosition++;
if (m_bitPosition > 7)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
return ret;
}
Int8 Stream::readByte()
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + 1 > m_length)
throw IOException("Position passed stream bounds: " + m_position);
return *(Int8*)(m_data + m_position++);
}
Int8* Stream::readBytes(Int64 length)
{
if (m_bitPosition > 0)
{
m_bitPosition = 0;
m_position += sizeof(Uint8);
}
if (m_position + length > m_length)
throw IOException("Position passed stream bounds: " + m_position);
Int8* ret = new Int8[length];
memcpy(ret, (const Int8*)(m_data + m_position), length);
m_position += length;
return ret;
}
void Stream::seek(Int64 position, SeekOrigin origin)
{
switch (origin)
{
case Beginning:
if ((position < 0 || (Uint32)position > m_length) && !m_autoResize)
{
std::stringstream ss;
ss << position;
throw IOException("Stream::seek() Beginnning -> Position outside stream bounds: " + ss.str());
}
if ((Uint64)position > m_length)
this->resize(position);
m_position = position;
break;
case Current:
if (((m_position + position) < 0 || (m_position + position) > m_length) && !m_autoResize)
{
std::stringstream ss;
ss << (m_position + position);
throw IOException("Stream::seek() Current -> Position outside stream bounds: " + ss.str());
}
else if ((m_position + position) > m_length)
this->resize(m_position + position);
m_position += position;
break;
case End:
if (((m_length - position < 0) || (m_length - position) > m_length) && !m_autoResize)
{
std::stringstream ss;
ss << std::hex << "0x" << (m_length - position);
throw IOException("Stream::seek() End -> Position outside stream bounds " + ss.str());
}
else if ((m_length - position) > m_length)
this->resize(m_length - position);
m_position = m_length - position;
break;
}
}
void Stream::resize(Uint64 newSize)
{
if (newSize < m_length)
throw InvalidOperationException("Stream:Resize() -> New size cannot be less to the old size.");
// Allocate and copy new buffer
Uint8* newArray = new Uint8[newSize];
memset(newArray, 0, newSize);
memcpy(newArray, m_data, m_length);
// Delete the old one
delete[] m_data;
// Swap the pointer and size out for the new ones.
m_data = newArray;
m_length = newSize;
}
void Stream::setData(const Uint8* data, Uint64 length)
{
if (m_data)
delete[] m_data;
m_data = (Uint8*)data;
m_length = length;
m_position = 0;
}
Uint8* Stream::data() const
{
Uint8* ret = new Uint8[m_length];
memset(ret, 0, m_length);
memcpy(ret, m_data, m_length);
return ret;
}
Int64 Stream::length()
{
return m_length;
}
Int64 Stream::position()
{
return m_position;
}
bool Stream::atEnd()
{
return m_position == m_length;
}
void Stream::setAutoResizing(bool val)
{
m_autoResize = val;
}
bool Stream::autoResizing() const
{
return m_autoResize;
}
bool Stream::isOpenForReading()
{
return true;
}
bool Stream::isOpenForWriting()
{
return true;
}
void Stream::setEndianess(Endian endian)
{
m_endian = endian;
}
Stream::Endian Stream::endianness() const
{
return m_endian;
}

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src/utility.cpp Normal file
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#include "utility.hpp"
#include <iostream>
#include <string.h>
#include <stdlib.h>
bool isEmpty(Int8* buf, size_t size)
{
return buf[0] == 0 && !memcmp(buf, buf + 1, size - 1);
}
unsigned short swapU16(unsigned short val )
{
return (val << 8) | (val >> 8 );
}
short swap16(short val )
{
return (val << 8) | ((val >> 8) & 0xFF);
}
unsigned int swapU32(unsigned int val)
{
val = (val & 0x0000FFFF) << 16 | (val & 0xFFFF0000) >> 16;
val = (val & 0x00FF00FF) << 8 | (val & 0xFF00FF00) >> 8;
return (Uint32)val;
}
int swap32( int val )
{
val = (val & 0x0000FFFF) << 16 | (val & 0xFFFF0000) >> 16;
val = (val & 0x00FF00FF) << 8 | (val & 0xFF00FF00) >> 8;
return val;
}
long long swap64(long long val)
{
return ((long long)((((long long)(val) & 0xFF00000000000000ULL) >> 56) |
(((long long)(val) & 0x00FF000000000000ULL) >> 40) |
(((long long)(val) & 0x0000FF0000000000ULL) >> 24) |
(((long long)(val) & 0x000000FF00000000ULL) >> 8) |
(((long long)(val) & 0x00000000FF000000ULL) << 8) |
(((long long)(val) & 0x0000000000FF0000ULL) << 24) |
(((long long)(val) & 0x000000000000FF00ULL) << 40) |
(((long long)(val) & 0x00000000000000FFULL) << 56)));
}
bool isSystemBigEndian()
{
char* test = (char*)"\xFE\xFF";
return (*(unsigned short*)test == 0xFEFF);
}
void fillRandom(Uint8 * rndArea, Uint8 count)
{
for(Uint16 i = 0; i < count; i++)
rndArea[i]=rand();
}
float swapFloat(float val)
{
float retVal;
char* convFloat = (char*) &val;
char* retFloat = (char*) &retVal;
retFloat[0] = convFloat[3];
retFloat[1] = convFloat[2];
retFloat[2] = convFloat[1];
retFloat[3] = convFloat[0];
return retVal;
}
double swapDouble(double val)
{
double retVal;
char* convFloat = (char*) &val;
char* retFloat = (char*) &retVal;
retFloat[0] = convFloat[7];
retFloat[1] = convFloat[6];
retFloat[2] = convFloat[5];
retFloat[3] = convFloat[4];
retFloat[0] = convFloat[3];
retFloat[1] = convFloat[2];
retFloat[2] = convFloat[1];
retFloat[3] = convFloat[0];
return (double)((Uint64)retVal);
}