1 /* 2 * Copyright (c) 2019, 2022 Apple Inc. 3 * All rights reserved. 4 */ 5 6 #ifndef __content_filter_crypto_h 7 #define __content_filter_crypto_h 8 9 #include <net/content_filter.h> 10 11 extern cfil_crypto_state_t 12 cfil_crypto_init_client(cfil_crypto_key client_key); 13 14 extern void 15 cfil_crypto_cleanup_state(cfil_crypto_state_t state); 16 17 extern int 18 cfil_crypto_sign_data(cfil_crypto_state_t state, cfil_crypto_data_t data, 19 const struct iovec *extra_data, size_t extra_data_count, 20 cfil_crypto_signature signature, u_int32_t *signature_length); 21 22 #endif // __content_filter_crypto_h 23