1965d7286SBen Dooks // SPDX-License-Identifier: GPL-2.0-or-later 2965d7286SBen Dooks 3*59bcfd78SStephan Müller extern void *jent_kvzalloc(unsigned int len); 4*59bcfd78SStephan Müller extern void jent_kvzfree(void *ptr, unsigned int len); 5965d7286SBen Dooks extern void *jent_zalloc(unsigned int len); 6965d7286SBen Dooks extern void jent_zfree(void *ptr); 7965d7286SBen Dooks extern void jent_get_nstime(__u64 *out); 8bb897c55SStephan Müller extern int jent_hash_time(void *hash_state, __u64 time, u8 *addtl, 9bb897c55SStephan Müller unsigned int addtl_len, __u64 hash_loop_cnt, 10bb897c55SStephan Müller unsigned int stuck); 11bb897c55SStephan Müller int jent_read_random_block(void *hash_state, char *dst, unsigned int dst_len); 12965d7286SBen Dooks 13965d7286SBen Dooks struct rand_data; 1404597c8dSStephan Müller extern int jent_entropy_init(unsigned int osr, unsigned int flags, 1504597c8dSStephan Müller void *hash_state); 16965d7286SBen Dooks extern int jent_read_entropy(struct rand_data *ec, unsigned char *data, 17965d7286SBen Dooks unsigned int len); 18965d7286SBen Dooks 19965d7286SBen Dooks extern struct rand_data *jent_entropy_collector_alloc(unsigned int osr, 20bb897c55SStephan Müller unsigned int flags, 21bb897c55SStephan Müller void *hash_state); 22965d7286SBen Dooks extern void jent_entropy_collector_free(struct rand_data *entropy_collector); 2369f1c387SStephan Müller 2469f1c387SStephan Müller #ifdef CONFIG_CRYPTO_JITTERENTROPY_TESTINTERFACE 2569f1c387SStephan Müller int jent_raw_hires_entropy_store(__u32 value); 2669f1c387SStephan Müller void jent_testing_init(void); 2769f1c387SStephan Müller void jent_testing_exit(void); 2869f1c387SStephan Müller #else /* CONFIG_CRYPTO_JITTERENTROPY_TESTINTERFACE */ 2969f1c387SStephan Müller static inline int jent_raw_hires_entropy_store(__u32 value) { return 0; } 3069f1c387SStephan Müller static inline void jent_testing_init(void) { } 3169f1c387SStephan Müller static inline void jent_testing_exit(void) { } 3269f1c387SStephan Müller #endif /* CONFIG_CRYPTO_JITTERENTROPY_TESTINTERFACE */ 33