1// SPDX-License-Identifier: GPL-2.0-or-later 2 3extern void *jent_kvzalloc(unsigned int len); 4extern void jent_kvzfree(void *ptr, unsigned int len); 5extern void *jent_zalloc(unsigned int len); 6extern void jent_zfree(void *ptr); 7extern void jent_get_nstime(__u64 *out); 8extern int jent_hash_time(void *hash_state, __u64 time, u8 *addtl, 9 unsigned int addtl_len, __u64 hash_loop_cnt, 10 unsigned int stuck); 11int jent_read_random_block(void *hash_state, char *dst, unsigned int dst_len); 12 13struct rand_data; 14extern int jent_entropy_init(unsigned int osr, unsigned int flags, 15 void *hash_state, struct rand_data *p_ec); 16extern int jent_read_entropy(struct rand_data *ec, unsigned char *data, 17 unsigned int len); 18 19extern struct rand_data *jent_entropy_collector_alloc(unsigned int osr, 20 unsigned int flags, 21 void *hash_state); 22extern void jent_entropy_collector_free(struct rand_data *entropy_collector); 23 24#ifdef CONFIG_CRYPTO_JITTERENTROPY_TESTINTERFACE 25int jent_raw_hires_entropy_store(__u32 value); 26void jent_testing_init(void); 27void jent_testing_exit(void); 28#else /* CONFIG_CRYPTO_JITTERENTROPY_TESTINTERFACE */ 29static inline int jent_raw_hires_entropy_store(__u32 value) { return 0; } 30static inline void jent_testing_init(void) { } 31static inline void jent_testing_exit(void) { } 32#endif /* CONFIG_CRYPTO_JITTERENTROPY_TESTINTERFACE */ 33