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ssl_tls13_select_sig_alg_to_psa_alg: optimize code

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Signed-off-by: Przemek Stekiel <przemyslaw.stekiel@mobica.com>
This commit is contained in:
Przemek Stekiel 2022-07-06 22:34:25 +02:00 committed by Ronald Cron
parent f937e669bd
commit dca224628b
1 changed files with 8 additions and 17 deletions
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25
library/ssl_tls13_generic.c
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@ -930,36 +930,27 @@ int mbedtls_ssl_tls13_check_sig_alg_cert_key_match( uint16_t sig_alg,
#if defined(MBEDTLS_USE_PSA_CRYPTO) #if defined(MBEDTLS_USE_PSA_CRYPTO)
static psa_algorithm_t ssl_tls13_select_sig_alg_to_psa_alg( uint16_t sig_alg ) static psa_algorithm_t ssl_tls13_select_sig_alg_to_psa_alg( uint16_t sig_alg )
{ {
psa_algorithm_t psa_alg = 0;
switch( sig_alg ) switch( sig_alg )
{ {
case MBEDTLS_TLS1_3_SIG_ECDSA_SECP256R1_SHA256: case MBEDTLS_TLS1_3_SIG_ECDSA_SECP256R1_SHA256:
psa_alg = PSA_ALG_ECDSA( PSA_ALG_SHA_256 ); return( PSA_ALG_ECDSA( PSA_ALG_SHA_256 ) );
break;
case MBEDTLS_TLS1_3_SIG_ECDSA_SECP384R1_SHA384: case MBEDTLS_TLS1_3_SIG_ECDSA_SECP384R1_SHA384:
psa_alg = PSA_ALG_ECDSA( PSA_ALG_SHA_384 ); return( PSA_ALG_ECDSA( PSA_ALG_SHA_384 ) );
break;
case MBEDTLS_TLS1_3_SIG_ECDSA_SECP521R1_SHA512: case MBEDTLS_TLS1_3_SIG_ECDSA_SECP521R1_SHA512:
psa_alg = PSA_ALG_ECDSA( PSA_ALG_SHA_512 ); return( PSA_ALG_ECDSA( PSA_ALG_SHA_512 ) );
break;
case MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA256: case MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA256:
psa_alg = PSA_ALG_RSA_PSS( PSA_ALG_SHA_256 ); return( PSA_ALG_RSA_PSS( PSA_ALG_SHA_256 ) );
break;
case MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA384: case MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA384:
psa_alg = PSA_ALG_RSA_PSS( PSA_ALG_SHA_384 ); return( PSA_ALG_RSA_PSS( PSA_ALG_SHA_384 ) );
break;
case MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA512: case MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA512:
psa_alg = PSA_ALG_RSA_PSS( PSA_ALG_SHA_512 ); return( PSA_ALG_RSA_PSS( PSA_ALG_SHA_512 ) );
break;
case MBEDTLS_TLS1_3_SIG_RSA_PKCS1_SHA256: case MBEDTLS_TLS1_3_SIG_RSA_PKCS1_SHA256:
case MBEDTLS_TLS1_3_SIG_RSA_PKCS1_SHA384: case MBEDTLS_TLS1_3_SIG_RSA_PKCS1_SHA384:
case MBEDTLS_TLS1_3_SIG_RSA_PKCS1_SHA512: case MBEDTLS_TLS1_3_SIG_RSA_PKCS1_SHA512:
psa_alg = PSA_ALG_RSA_PKCS1V15_CRYPT; return( PSA_ALG_RSA_PKCS1V15_CRYPT );
break;
default: default:
break; return( 0 );
} }
return( psa_alg );
} }
#endif /* MBEDTLS_USE_PSA_CRYPTO */ #endif /* MBEDTLS_USE_PSA_CRYPTO */