alpha.h File Reference

#include "types.h"

Go to the source code of this file.

Macros
#define	GETINDEX(N)   (N == textlen ? alphasize : alphaindex[text[N]])
	Returns the index of the Nth character in the input text. More...
#define	GETINDEX3(N)   (N == textlen ? alphasize : alphaindex[text2[N]])
#define	GETINDEX2(N)   (alphaindex[(*node->text)[N]])
	Returns the index of the Nth character in the input text. More...

Functions
void	buildAlpha (Uchar *text, const Uint textlen)
	Reads input text and initializes alphabet variables. More...

Variables
Uint	alphasize
	Alphabet size. More...
Uchar	characters [UCHAR_MAX+1]
	Characters in text in alphabetical order. More...
Uint	alphaindex [UCHAR_MAX+1]
	Index of each alphabet character. More...

Macro Definition Documentation

#define GETINDEX

(

N

)

(N == textlen ? alphasize : alphaindex[text[N]])

Returns the index of the Nth character in the input text.

Used in encoder.

Parameters

[in]

N

position of the character in the input text.

Returns

The index number of the input character.

Definition at line 38 of file alpha.h.

#define GETINDEX2

(

N

)

(alphaindex[(*node->text)[N]])

Returns the index of the Nth character in the input text.

Used in decoder.

Parameters

[in]

N

position of the character in the input text.

Returns

The index number of the input character.

Definition at line 47 of file alpha.h.

#define GETINDEX3

(

N

)

(N == textlen ? alphasize : alphaindex[text2[N]])

Definition at line 40 of file alpha.h.

Function Documentation

void buildAlpha	(	Uchar *	text,
		const Uint	textlen
	)

Reads input text and initializes alphabet variables.

Definition at line 21 of file alpha.c.

Variable Documentation

Uint alphaindex[UCHAR_MAX+1]

Index of each alphabet character.

Definition at line 31 of file alpha.h.

Uint alphasize

Alphabet size.

Definition at line 25 of file alpha.h.

Uchar characters[UCHAR_MAX+1]

Characters in text in alphabetical order.

Definition at line 28 of file alpha.h.