This is xnu-11215.1.10. See this file in:
/*
* Copyright (c) 2019, 2022 Apple Inc.
* All rights reserved.
*/
#ifndef __content_filter_crypto_h
#define __content_filter_crypto_h
#include <net/content_filter.h>
extern cfil_crypto_state_t
cfil_crypto_init_client(cfil_crypto_key client_key);
extern void
cfil_crypto_cleanup_state(cfil_crypto_state_t state);
extern int
cfil_crypto_sign_data(cfil_crypto_state_t state, cfil_crypto_data_t data,
const struct iovec *__counted_by(extra_data_count)extra_data, size_t extra_data_count,
cfil_crypto_signature signature, u_int32_t *signature_length);
#endif // __content_filter_crypto_h