eden-emu/mbedtls
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Replace function with macro that already exists

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I wrote a function to determine the base algorithm given a variant,
however this is already implemented by
PSA_ALG_AEAD_WITH_DEFAULT_LENGTH_TAG

Signed-off-by: Paul Elliott <paul.elliott@arm.com>
This commit is contained in:
Paul Elliott 2021-06-22 17:36:55 +01:00
parent 7220cae93c
commit e4030f2cd1
1 changed files with 1 additions and 14 deletions
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15
library/psa_crypto.c
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@ -3398,20 +3398,7 @@ psa_status_t psa_aead_decrypt( mbedtls_svc_key_id_t key,
/* Helper function to get the base algorithm from its variants. */ /* Helper function to get the base algorithm from its variants. */
static psa_algorithm_t psa_aead_get_base_algorithm(psa_algorithm_t alg) static psa_algorithm_t psa_aead_get_base_algorithm(psa_algorithm_t alg)
{ {
switch( PSA_ALG_AEAD_WITH_SHORTENED_TAG( alg, 0 ) ) return PSA_ALG_AEAD_WITH_DEFAULT_LENGTH_TAG( alg );
{
case PSA_ALG_AEAD_WITH_SHORTENED_TAG( PSA_ALG_CCM, 0 ):
return( PSA_ALG_CCM );
case PSA_ALG_AEAD_WITH_SHORTENED_TAG( PSA_ALG_GCM, 0 ):
return( PSA_ALG_GCM );
case PSA_ALG_AEAD_WITH_SHORTENED_TAG( PSA_ALG_CHACHA20_POLY1305, 0 ):
return( PSA_ALG_CHACHA20_POLY1305 );
default:
return( PSA_ERROR_NOT_SUPPORTED );
}
} }
/* Set the key for a multipart authenticated encryption operation. */ /* Set the key for a multipart authenticated encryption operation. */