tea.h File Reference

TEA Tiny Encription Algorith functions. More...

#include <cfg/compiler.h>

Go to the source code of this file.

Defines
#define	TEA_KEY_LEN   16
	TEA key size.
#define	TEA_BLOCK_LEN   8
	TEA block length.
#define	DELTA   0x9E3779B9
	Magic value. (Golden number * 2^31).
#define	ROUNDS   32
	Number of rounds.
Functions
void	tea_enc (void *_v, void *_k)
	TEA encryption function.
void	tea_dec (void *_v, void *_k)
	TEA decryption function.

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Detailed Description

TEA Tiny Encription Algorith functions.

Documentation for TEA is available at http://www.cl.cam.ac.uk/ftp/users/djw3/tea.ps.

Version:

Id

tea.h 2506 2009-04-15 08:29:07Z duplo

Author:

Francesco Sacchi <batt@develer.com>

Definition in file tea.h.

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Function Documentation

void tea_dec	(	void *	_v,
		void *	_k
	)

TEA decryption function.

This function decrypts v with k and returns the decrypted data in v.

Parameters:

	_v	Array of two long values containing the data block.
	_k	Array of four long values containing the key.

Definition at line 111 of file tea.c.

void tea_enc	(	void *	_v,
		void *	_k
	)

TEA encryption function.

This function encrypts v with k and returns the encrypted data in v.

Parameters:

	_v	Array of two long values containing the data block.
	_k	Array of four long values containing the key.

Definition at line 82 of file tea.c.