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bdk: se: refactor and optimize SHA256

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- Simplify config and fix partial hashing
- Add partial function calls
- All partial state is handled internally
- All functions now use the classic naming convention.
This commit is contained in:
CTCaer
2026-01-06 22:59:20 +02:00
parent 607b19067a
commit c9208593af
2 changed files with 58 additions and 53 deletions
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9
bdk/sec/se.h
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@@ -42,9 +42,12 @@ int se_aes_crypt_xts_sec(u32 tweak_ks, u32 crypt_ks, int enc, u64 sec, void *ds
int se_aes_crypt_xts_sec_nx(u32 tweak_ks, u32 crypt_ks, int enc, u64 sec, u8 *tweak, bool regen_tweak, u32 tweak_exp, void *dst, void *src, u32 sec_size);
int se_aes_crypt_xts(u32 tweak_ks, u32 crypt_ks, int enc, u64 sec, void *dst, void *src, u32 secsize, u32 num_secs);
/*! Hashing Functions */
int se_calc_sha256(void *hash, u32 *msg_left, const void *src, u32 src_size, u64 total_size, u32 sha_cfg, bool is_oneshot);
int se_calc_sha256_oneshot(void *hash, const void *src, u32 src_size);
int se_calc_sha256_finalize(void *hash, u32 *msg_left);
int se_sha_hash_256_async(void *hash, const void *src, u32 size);
int se_sha_hash_256_oneshot(void *hash, const void *src, u32 size);
int se_sha_hash_256_partial_start(void *hash, const void *src, u32 size, bool is_oneshot);
int se_sha_hash_256_partial_update(void *hash, const void *src, u32 size, bool is_oneshot);
int se_sha_hash_256_partial_end(void *hash, u64 total_size, const void *src, u32 src_size, bool is_oneshot);
int se_sha_hash_256_finalize(void *hash);
int se_aes_hash_cmac(u32 ks, void *hash, const void *src, u32 size);
/*! Random Functions */
int se_gen_prng128(void *dst);