salsa20.cpp File Reference

#include <botan/salsa20.h>
#include <botan/loadstor.h>
#include <botan/rotate.h>
#include <botan/internal/xor_buf.h>

Go to the source code of this file.

Namespaces
namespace	Botan

Macros
#define	SALSA20_QUARTER_ROUND(x1, x2, x3, x4)

Macro Definition Documentation

SALSA20_QUARTER_ROUND

#define SALSA20_QUARTER_ROUND	(		x1,
			x2,
			x3,
			x4 )

Value:

do {                                          \
   x2 ^= rotate_left(x1 + x4,  7);            \
   x3 ^= rotate_left(x2 + x1,  9);            \
   x4 ^= rotate_left(x3 + x2, 13);            \
   x1 ^= rotate_left(x4 + x3, 18);            \
} while(0)

Definition at line 17 of file salsa20.cpp.