16 #define CHACHA_MINKEYLEN 16
17 #define CHACHA_NONCELEN 8
18 #define CHACHA_CTRLEN 8
19 #define CHACHA_STATELEN (CHACHA_NONCELEN+CHACHA_CTRLEN)
21 void chacha_keysetup(
struct chacha_ctx *x,
const uint8_t *k, uint32_t kbits)
22 #ifdef HAVE_GCC_BOUNDED_ATTRIBUTE
23 __attribute__((__bounded__(__minbytes__, 2, CHACHA_MINKEYLEN)))
26 void chacha_ivsetup(
struct chacha_ctx *x,
const uint8_t *iv,
const uint8_t *ctr)
27 #ifdef HAVE_GCC_BOUNDED_ATTRIBUTE
28 __attribute__((__bounded__(__minbytes__, 2, CHACHA_NONCELEN)))
29 __attribute__((__bounded__(__minbytes__, 3, CHACHA_CTRLEN)))
32 void chacha_encrypt_bytes(
struct chacha_ctx *x,
const uint8_t *m,
33 uint8_t *c, uint32_t bytes)
34 #ifdef HAVE_GCC_BOUNDED_ATTRIBUTE
35 __attribute__((__bounded__(__buffer__, 2, 4)))
36 __attribute__((__bounded__(__buffer__, 3, 4)))