ngram.c File Reference

#include "ngram.h"
#include "common.h"
#include "crack.h"

Functions
float	enigma_bigram_score (const EnigmaCrackParams *cfg, const char *text)
	Score text using bigram frequencies.
float	enigma_trigram_score (const EnigmaCrackParams *cfg, const char *text)
	Score text using trigram frequencies.
float	enigma_quadgram_score (const EnigmaCrackParams *cfg, const char *text)
	Score text using quadgram frequencies.

Detailed Description

This file implements cracking functions using n-gram scoring.

Function Documentation

enigma_bigram_score()

float enigma_bigram_score	(	const EnigmaCrackParams *	cfg,
		const char *	text
	)

Score text using bigram frequencies.

Parameters

cfg	Pointer to the cracking configuration structure.
text	The text to score.

Returns

The total bigram score.

enigma_quadgram_score()

float enigma_quadgram_score	(	const EnigmaCrackParams *	cfg,
		const char *	text
	)

Score text using quadgram frequencies.

Parameters

cfg	Pointer to the cracking configuration structure.
text	The text to score.

Returns

The total quadgram score.

enigma_trigram_score()

float enigma_trigram_score	(	const EnigmaCrackParams *	cfg,
		const char *	text
	)

Score text using trigram frequencies.

Parameters

cfg	Pointer to the cracking configuration structure.
text	The text to score.

Returns

The total trigram score.