#include <linux/kernel.h>
asmlinkage void chacha_crypt_arch(struct chacha_state *state,
u8 *dst, const u8 *src,
unsigned int bytes, int nrounds);
asmlinkage void hchacha_block_arch(const struct chacha_state *state,
u32 out[HCHACHA_OUT_WORDS], int nrounds);