SHA1Transform
#define SHA1_TRANSFORM(ctx, in) SHA1Transform((ctx), (in))
static void SHA1Transform(SHA1_CTX *, const uint8_t [64]);
SHA1Transform((ctx)->state[0], (ctx)->state[1], (ctx)->state[2], \
static void SHA1Transform(uint32_t, uint32_t, uint32_t, uint32_t, uint32_t,