From 0392b110ccaf543b31842b04c8142f4f8ce7bdec Mon Sep 17 00:00:00 2001 From: David Howells Date: Thu, 9 Jan 2025 09:03:35 +0000 Subject: crypto/krb5: Add an API to perform requests Add an API by which users of the krb5 crypto library can perform crypto requests, such as encrypt, decrypt, get_mic and verify_mic. These functions take the previously prepared crypto objects to work on. Signed-off-by: David Howells cc: Herbert Xu cc: "David S. Miller" cc: Chuck Lever cc: Marc Dionne cc: Eric Dumazet cc: Jakub Kicinski cc: Paolo Abeni cc: Simon Horman cc: linux-afs@lists.infradead.org cc: linux-nfs@vger.kernel.org cc: linux-crypto@vger.kernel.org cc: netdev@vger.kernel.org --- include/crypto/krb5.h | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) (limited to 'include') diff --git a/include/crypto/krb5.h b/include/crypto/krb5.h index 94af2c558fa1..81739e9828d3 100644 --- a/include/crypto/krb5.h +++ b/include/crypto/krb5.h @@ -117,5 +117,26 @@ struct crypto_aead *crypto_krb5_prepare_encryption(const struct krb5_enctype *kr struct crypto_shash *crypto_krb5_prepare_checksum(const struct krb5_enctype *krb5, const struct krb5_buffer *TK, u32 usage, gfp_t gfp); +ssize_t crypto_krb5_encrypt(const struct krb5_enctype *krb5, + struct crypto_aead *aead, + struct scatterlist *sg, unsigned int nr_sg, + size_t sg_len, + size_t data_offset, size_t data_len, + bool preconfounded); +int crypto_krb5_decrypt(const struct krb5_enctype *krb5, + struct crypto_aead *aead, + struct scatterlist *sg, unsigned int nr_sg, + size_t *_offset, size_t *_len); +ssize_t crypto_krb5_get_mic(const struct krb5_enctype *krb5, + struct crypto_shash *shash, + const struct krb5_buffer *metadata, + struct scatterlist *sg, unsigned int nr_sg, + size_t sg_len, + size_t data_offset, size_t data_len); +int crypto_krb5_verify_mic(const struct krb5_enctype *krb5, + struct crypto_shash *shash, + const struct krb5_buffer *metadata, + struct scatterlist *sg, unsigned int nr_sg, + size_t *_offset, size_t *_len); #endif /* _CRYPTO_KRB5_H */ -- cgit v1.2.3