RC4 Class Reference

#include <RC4.hh>

Collaboration diagram for RC4:

Public Member Functions
	RC4 (const void *key, size_t len)
void	restart (const void *key, size_t len)
char	encrypt (char c)
void	encrypt (void *buf, size_t n)
void	encrypt (void *dest, const void *src, size_t n)
char	decrypt (char c)
void	decrypt (void *buf, size_t n)
void	decrypt (void *dest, const void *src, size_t n)

Detailed Description

RC4 cipher.

References

1. http://en.wikipedia.org/wiki/RC4
2. http://cypherpunks.venona.com/archive/1994/09/msg00304.html

Definition at line 32 of file RC4.hh.

Constructor & Destructor Documentation

RC4::RC4 ( const void *  key, size_t  len  )

inline

Construct RC4 cipher for given key and length.

Parameters

[in]	key	pointer to key.
[in]	len	length of key in bytes.

Definition at line 39 of file RC4.hh.

Member Function Documentation

char RC4::decrypt ( char  c )

inline

Decrypt the given character.

Parameters

[in]

c

character to decode.

Returns

decoded character.

Definition at line 97 of file RC4.hh.

void RC4::decrypt ( void *  buf, size_t  n  )

inline

Decrypt the given buffer.

Parameters

[in]	buf	buffer pointer.
[in]	n	number of bytes.

Definition at line 107 of file RC4.hh.

void RC4::decrypt ( void *  dest, const void *  src, size_t  n  )

inline

Decrypt the given src buffer to the dest buffer.

Parameters

[in]	dest	buffer pointer.
[in]	src	buffer pointer.
[in]	n	number of bytes.

Definition at line 119 of file RC4.hh.

char RC4::encrypt ( char  c )

inline

Encrypt the given character.

Parameters

[in]

c

character to encode.

Returns

encoded character.

Definition at line 56 of file RC4.hh.

void RC4::encrypt ( void *  buf, size_t  n  )

inline

Encrypt the given buffer.

Parameters

[in]	buf	buffer pointer.
[in]	n	number of bytes.

Definition at line 73 of file RC4.hh.

void RC4::encrypt ( void *  dest, const void *  src, size_t  n  )

inline

Encrypt the given src buffer to the dest buffer.

Parameters

[in]	dest	buffer pointer.
[in]	src	buffer pointer.
[in]	n	number of bytes.

Definition at line 85 of file RC4.hh.

void RC4::restart	(	const void *	key,
		size_t	len
	)

Restart the given key and length.

Parameters

[in]	key	pointer to key.
[in]	len	length of key in bytes.

Definition at line 24 of file RC4.cpp.

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The documentation for this class was generated from the following files:

• libraries/RC4/RC4.hh
• libraries/RC4/RC4.cpp