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Remove unneeded restriction in using AEAD ciphers with GnuTLS

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* src/gnutls.c (gnutls_symmetric_aead): Disable the enforcement of
block size on input data.  (Bug#60693)
This commit is contained in:
Eli Zaretskii 2023-01-09 22:05:40 +02:00
parent ec105a45c9
commit 5259f144d9
1 changed files with 4 additions and 0 deletions
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4
src/gnutls.c
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@ -2405,6 +2405,9 @@ gnutls_symmetric_aead (bool encrypting, gnutls_cipher_algorithm_t gca,
aead_auth_size = aend_byte - astart_byte;
}
/* Only block ciphers require that ISIZE be a multiple of the block
size, and AEAD ciphers are not block ciphers. */
#if 0
ptrdiff_t expected_remainder = encrypting ? 0 : cipher_tag_size;
ptrdiff_t cipher_block_size = gnutls_cipher_get_block_size (gca);
@ -2414,6 +2417,7 @@ gnutls_symmetric_aead (bool encrypting, gnutls_cipher_algorithm_t gca,
"is not %"pD"d greater than a multiple of the required %"pD"d"),
gnutls_cipher_get_name (gca), desc,
isize, expected_remainder, cipher_block_size);
#endif
ret = ((encrypting ? gnutls_aead_cipher_encrypt : gnutls_aead_cipher_decrypt)
(acipher, vdata, vsize, aead_auth_data, aead_auth_size,