myendian.h File Reference

#include "compconf.h"
#include "mytypes.h"

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Compounds
union	cpuLBword
union	cpuLword
union	cpuWord
Defines
#define	LO   0
#define	HI   1
#define	LOLO   0
#define	LOHI   1
#define	HILO   2
#define	HIHI   3
Functions
uword	readEndian (ubyte hi, ubyte lo)
	Convert high-byte and low-byte to 16-bit word.
udword	readEndian (ubyte hihi, ubyte hilo, ubyte hi, ubyte lo)
	Convert high bytes and low bytes of MSW and LSW to 32-bit word.
uword	readLEword (ubyte ptr[2])
void	writeLEword (ubyte ptr[2], uword someWord)
	Write a big-endian 16-bit word to two bytes in memory.
uword	readBEword (ubyte ptr[2])
	Read a big-endian 16-bit word from two bytes in memory.
udword	readBEdword (ubyte ptr[4])
void	writeBEword (ubyte ptr[2], uword someWord)
	Write a big-endian 16-bit word to two bytes in memory.
void	writeBEdword (ubyte ptr[4], udword someDword)
	Write a big-endian 32-bit word to four bytes in memory.
uword	convertEndianess (uword intelword)
	Convert 16-bit little-endian word to big-endian order or vice versa.
udword	convertEndianess (udword inteldword)

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Define Documentation

#define HI   1

Definition at line 41 of file myendian.h. Referenced by Sample::channelProcess(), Envelope::enveEmuAttack(), Envelope::enveEmuDecay(), Envelope::enveEmuRelease(), Envelope::enveEmuShortAttack(), Envelope::enveEmuStartAttack(), Envelope::enveEmuStartRelease(), Envelope::enveEmuStartShortAttack(), Envelope::enveEmuSustainDecay(), Sample::GalwayReturnSample(), sidEmu::noiseAdvance(), sidEmu::noiseAdvanceHp(), sidEmu::sidEmuFastForwardReplay(), sidEmu::sidEmuFillBuffer(), sidEmu::sidEmuSet(), sidEmu::sidMode14(), sidEmu::sidMode34(), sidEmu::sidMode54(), sidEmu::sidMode74(), waveAdvance(), waveCalcCycleLen(), sidEmu::waveCalcNormal(), and sidEmu::waveCalcRangeCheck().

#define HIHI   3

Definition at line 45 of file myendian.h.

#define HILO   2

Definition at line 44 of file myendian.h. Referenced by sidEmu::noiseAdvance(), and sidEmu::noiseAdvanceHp().

#define LO   0

Definition at line 40 of file myendian.h. Referenced by Sample::channelProcess(), Envelope::enveEmuStartAttack(), Envelope::enveEmuStartRelease(), Envelope::enveEmuStartShortAttack(), sidEmu::noiseAdvance(), and sidEmu::noiseAdvanceHp().

#define LOHI   1

Definition at line 43 of file myendian.h. Referenced by sidEmu::noiseAdvance(), and sidEmu::noiseAdvanceHp().

#define LOLO   0

Definition at line 42 of file myendian.h. Referenced by sidEmu::noiseAdvance(), and sidEmu::noiseAdvanceHp().

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Function Documentation

udword convertEndianess (  udword  inteldword  )  [inline]

Definition at line 178 of file myendian.h. References udword. Referenced by endianswitch_buffer(), and main().

uword convertEndianess (  uword  intelword  )  [inline]

Convert 16-bit little-endian word to big-endian order or vice versa. Definition at line 167 of file myendian.h. References uword.

udword readBEdword (  ubyte  ptr[4]  )  [inline]

Definition at line 126 of file myendian.h. References udword. Referenced by sidTune::PSID_fileSupport().

uword readBEword (  ubyte  ptr[2]  )  [inline]

Read a big-endian 16-bit word from two bytes in memory. Definition at line 112 of file myendian.h. References uword. Referenced by sidTune::PSID_fileSupport(), and emuEngine::verifyEndianess().

udword readEndian (  ubyte  hihi, ubyte  hilo, ubyte  hi, ubyte  lo )  [inline]

Convert high bytes and low bytes of MSW and LSW to 32-bit word. Used to read 32-bit words in little-endian order. Definition at line 77 of file myendian.h. References udword. Referenced by bytestodword(), C6510::indx(), C6510::indy(), sidTune::INFO_fileSupport(), C6510::JMP_vec(), C6510::JMP_vec_plain(), C6510::JMP_vec_transp(), sidTune::MUS_fileSupport(), sidTune::MUS_installPlayer(), sidTune::PSID_fileSupport(), readLEword(), C6510::RTI_(), C6510::RTS_(), sidTune::SID_fileSupport(), and sidEmuInitializeSongOld().

uword readEndian (  ubyte  hi, ubyte  lo )  [inline]

Convert high-byte and low-byte to 16-bit word. Used to read 16-bit words in little-endian order. Definition at line 68 of file myendian.h. References uword.

uword readLEword (  ubyte  ptr[2]  )  [inline]

Definition at line 88 of file myendian.h. References readEndian(), and uword. Referenced by C6510::abso(), C6510::absx(), C6510::absy(), Sample::channelTryInit(), Sample::GalwayInit(), sidEmu::sidEmuFillBuffer(), sidEmuInitializeSong(), sidEmu::sidEmuSet(), sidEmu::sidEmuSetReplayingSpeed(), and sidEmu::sidEmuUpdateReplayingSpeed().

void writeBEdword (  ubyte  ptr[4], udword  someDword )  [inline]

Write a big-endian 32-bit word to four bytes in memory. Definition at line 150 of file myendian.h. References ubyte, and udword.

void writeBEword (  ubyte  ptr[2], uword  someWord )  [inline]

Write a big-endian 16-bit word to two bytes in memory. Definition at line 137 of file myendian.h. References ubyte, and uword.

void writeLEword (  ubyte  ptr[2], uword  someWord )  [inline]

Write a big-endian 16-bit word to two bytes in memory. Definition at line 97 of file myendian.h. References ubyte, and uword. Referenced by C6510::JSR_main(), and emuEngine::verifyEndianess().

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