#include <crypto/chacha20.h>
#include <test/fuzz/FuzzedDataProvider.h>
#include <test/fuzz/fuzz.h>
#include <test/fuzz/util.h>
#include <cstdint>
#include <vector>

Include dependency graph for crypto_diff_fuzz_chacha20.cpp:

Go to the source code of this file.

Classes
struct	ECRYPT_ctx

Macros
#define	U8C(v)
#define	U32C(v)
#define	U8V(v)
#define	U32V(v)
#define	ROTL32(v, n)
#define	U8TO32_LITTLE(p)
#define	U32TO8_LITTLE(p, v)
#define	ROTATE(v, c)
#define	XOR(v, w)
#define	PLUS(v, w)
#define	PLUSONE(v)
#define	QUARTERROUND(a, b, c, d)

Typedefs
typedef unsigned int	u32
typedef unsigned char	u8

Functions
void	ECRYPT_keysetup (ECRYPT_ctx ctx, const u8 key, u32 keysize, u32 ivsize)
void	ECRYPT_ivsetup (ECRYPT_ctx ctx, const u8 iv)
void	ECRYPT_encrypt_bytes (ECRYPT_ctx ctx, const u8 plaintext, u8 *ciphertext, u32 msglen)
void	ECRYPT_keystream_bytes (ECRYPT_ctx ctx, u8 keystream, u32 length)
	FUZZ_TARGET (crypto_diff_fuzz_chacha20)

Variables
static const char	sigma [] = "expand 32-byte k"
static const char	tau [] = "expand 16-byte k"

Macro Definition Documentation

◆ PLUS

#define PLUS	(		v,
			w )

Value:

(U32V((v) + (w)))

U32V

#define U32V(v)

Definition crypto_diff_fuzz_chacha20.cpp:27

Definition at line 83 of file crypto_diff_fuzz_chacha20.cpp.

◆ PLUSONE

#define PLUSONE ( v )

Value:

(PLUS((v), 1))

PLUS

#define PLUS(v, w)

Definition crypto_diff_fuzz_chacha20.cpp:83

Definition at line 84 of file crypto_diff_fuzz_chacha20.cpp.

◆ QUARTERROUND

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

Value:

a = PLUS(a, b); d = ROTATE(XOR(d, a), 16);   \
c = PLUS(c, d); b = ROTATE(XOR(b, c), 12);   \
a = PLUS(a, b); d = ROTATE(XOR(d, a), 8);    \
c = PLUS(c, d); b = ROTATE(XOR(b, c), 7);

Definition at line 86 of file crypto_diff_fuzz_chacha20.cpp.

◆ ROTATE

#define ROTATE	(		v,
			c )

Value:

(ROTL32(v, c))

ROTL32

#define ROTL32(v, n)

Definition crypto_diff_fuzz_chacha20.cpp:29

Definition at line 81 of file crypto_diff_fuzz_chacha20.cpp.

◆ ROTL32

#define ROTL32	(		v,
			n )

Value:

(U32V((v) << (n)) | ((v) >> (32 - (n))))

Definition at line 29 of file crypto_diff_fuzz_chacha20.cpp.

◆ U32C

#define U32C ( v )

Value:

(v##U)

Definition at line 24 of file crypto_diff_fuzz_chacha20.cpp.

◆ U32TO8_LITTLE

#define U32TO8_LITTLE	(		p,
			v )

Value:

do {                         \
    (p)[0] = U8V((v));       \
    (p)[1] = U8V((v) >> 8);  \
    (p)[2] = U8V((v) >> 16); \
    (p)[3] = U8V((v) >> 24); \
} while (0)