| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
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| 2 | /* Copyright (c) 2024 Meta Platforms, Inc. and affiliates. */ |
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| 3 | #ifndef _BPF_CRYPTO_H |
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| 4 | #define _BPF_CRYPTO_H |
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| 5 | |
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| 6 | struct bpf_crypto_type { |
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| 7 | void *(*alloc_tfm)(const char *algo); |
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| 8 | void (*free_tfm)(void *tfm); |
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| 9 | int (*has_algo)(const char *algo); |
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| 10 | int (*setkey)(void *tfm, const u8 *key, unsigned int keylen); |
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| 11 | int (*setauthsize)(void *tfm, unsigned int authsize); |
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| 12 | int (*encrypt)(void *tfm, const u8 *src, u8 *dst, unsigned int len, u8 *iv); |
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| 13 | int (*decrypt)(void *tfm, const u8 *src, u8 *dst, unsigned int len, u8 *iv); |
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| 14 | unsigned int (*ivsize)(void *tfm); |
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| 15 | unsigned int (*statesize)(void *tfm); |
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| 16 | u32 (*get_flags)(void *tfm); |
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| 17 | struct module *owner; |
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| 18 | char name[14]; |
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| 19 | }; |
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| 20 | |
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| 21 | int bpf_crypto_register_type(const struct bpf_crypto_type *type); |
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| 22 | int bpf_crypto_unregister_type(const struct bpf_crypto_type *type); |
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| 23 | |
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| 24 | #endif /* _BPF_CRYPTO_H */ |
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| 25 | |
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