From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- crypto/jitterentropy.h | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 crypto/jitterentropy.h (limited to 'crypto/jitterentropy.h') diff --git a/crypto/jitterentropy.h b/crypto/jitterentropy.h new file mode 100644 index 0000000000..4c92176ea2 --- /dev/null +++ b/crypto/jitterentropy.h @@ -0,0 +1,29 @@ +// SPDX-License-Identifier: GPL-2.0-or-later + +extern void *jent_zalloc(unsigned int len); +extern void jent_zfree(void *ptr); +extern void jent_get_nstime(__u64 *out); +extern int jent_hash_time(void *hash_state, __u64 time, u8 *addtl, + unsigned int addtl_len, __u64 hash_loop_cnt, + unsigned int stuck); +int jent_read_random_block(void *hash_state, char *dst, unsigned int dst_len); + +struct rand_data; +extern int jent_entropy_init(void *hash_state); +extern int jent_read_entropy(struct rand_data *ec, unsigned char *data, + unsigned int len); + +extern struct rand_data *jent_entropy_collector_alloc(unsigned int osr, + unsigned int flags, + void *hash_state); +extern void jent_entropy_collector_free(struct rand_data *entropy_collector); + +#ifdef CONFIG_CRYPTO_JITTERENTROPY_TESTINTERFACE +int jent_raw_hires_entropy_store(__u32 value); +void jent_testing_init(void); +void jent_testing_exit(void); +#else /* CONFIG_CRYPTO_JITTERENTROPY_TESTINTERFACE */ +static inline int jent_raw_hires_entropy_store(__u32 value) { return 0; } +static inline void jent_testing_init(void) { } +static inline void jent_testing_exit(void) { } +#endif /* CONFIG_CRYPTO_JITTERENTROPY_TESTINTERFACE */ -- cgit v1.2.3