chacha20.cpp File Reference

#include <crypto/common.h>
#include <crypto/chacha20.h>
#include <support/cleanse.h>
#include <span.h>
#include <algorithm>
#include <string.h>

Include dependency graph for chacha20.cpp:

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Macros
#define	QUARTERROUND(a, b, c, d)
#define	REPEAT10(a)   do { {a}; {a}; {a}; {a}; {a}; {a}; {a}; {a}; {a}; {a}; } while(0)

Functions
constexpr static uint32_t	rotl32 (uint32_t v, int c)

Macro Definition Documentation

QUARTERROUND

#define QUARTERROUND	(		a,
			b,
			c,
			d
	)

Value:

  a += b; d = rotl32(d ^ a, 16); \
  c += d; b = rotl32(b ^ c, 12); \
  a += b; d = rotl32(d ^ a, 8); \
  c += d; b = rotl32(b ^ c, 7);

Definition at line 18 of file chacha20.cpp.

REPEAT10

#define REPEAT10

(

a

)

do { {a}; {a}; {a}; {a}; {a}; {a}; {a}; {a}; {a}; {a}; } while(0)

Definition at line 24 of file chacha20.cpp.

Function Documentation

rotl32()

constexpr static uint32_t rotl32 ( uint32_t  v, int  c  )

inlinestaticconstexpr

Definition at line 16 of file chacha20.cpp.