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New function psa_hash_clone

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Clone a hash operation.

Test good cases as part as multipart tests. Add new test functions for
the state machine.
This commit is contained in:
Gilles Peskine
2019-01-19 12:03:41 +01:00
parent 8d4be19517
commit ebb2c3e419
5 changed files with 180 additions and 1 deletions
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61
library/psa_crypto.c
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@ -1421,6 +1421,67 @@ psa_status_t psa_hash_verify( psa_hash_operation_t *operation,
return( PSA_SUCCESS );
}
psa_status_t psa_hash_clone(const psa_hash_operation_t *source_operation,
psa_hash_operation_t *target_operation)
{
if( target_operation->alg != 0 )
return( PSA_ERROR_BAD_STATE );
switch( source_operation->alg )
{
case 0:
return( PSA_ERROR_BAD_STATE );
#if defined(MBEDTLS_MD2_C)
case PSA_ALG_MD2:
mbedtls_md2_clone( &target_operation->ctx.md2,
&source_operation->ctx.md2 );
break;
#endif
#if defined(MBEDTLS_MD4_C)
case PSA_ALG_MD4:
mbedtls_md4_clone( &target_operation->ctx.md4,
&source_operation->ctx.md4 );
break;
#endif
#if defined(MBEDTLS_MD5_C)
case PSA_ALG_MD5:
mbedtls_md5_clone( &target_operation->ctx.md5,
&source_operation->ctx.md5 );
break;
#endif
#if defined(MBEDTLS_RIPEMD160_C)
case PSA_ALG_RIPEMD160:
mbedtls_ripemd160_clone( &target_operation->ctx.ripemd160,
&source_operation->ctx.ripemd160 );
break;
#endif
#if defined(MBEDTLS_SHA1_C)
case PSA_ALG_SHA_1:
mbedtls_sha1_clone( &target_operation->ctx.sha1,
&source_operation->ctx.sha1 );
break;
#endif
#if defined(MBEDTLS_SHA256_C)
case PSA_ALG_SHA_224:
case PSA_ALG_SHA_256:
mbedtls_sha256_clone( &target_operation->ctx.sha256,
&source_operation->ctx.sha256 );
break;
#endif
#if defined(MBEDTLS_SHA512_C)
case PSA_ALG_SHA_384:
case PSA_ALG_SHA_512:
mbedtls_sha512_clone( &target_operation->ctx.sha512,
&source_operation->ctx.sha512 );
break;
#endif
default:
return( PSA_ERROR_NOT_SUPPORTED );
}
target_operation->alg = source_operation->alg;
return( PSA_SUCCESS );
}
/****************************************************************/