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H A Dprocessing_asymm.cf27310a5662744a5026f67f0b023fed0cfccc45c Fri Aug 06 08:13:00 UTC 2021 Vesa Jääskeläinen <vesa.jaaskelainen@vaisala.com> ta: pkcs11: Correct return value for decryption with invalid ciphertext

When invalid input data is provided for TEE_AsymmetricDecrypt() it will
fail with TEE_ERROR_BAD_PARAMETERS.

PCSK#11 operation for C_Decrypt()/C_DecryptFinal() should return in this
case CKR_ENCRYPTED_DATA_INVALID or CKR_ENCRYPTED_DATA_LEN_RANGE.

As it is hard to determine which case it is return matching error similar
to encryption case.

Specified in:
PKCS #11 Cryptographic Token Interface Base Specification
Version 2.40 Plus Errata 01
5.9 Decryption functions
C_Decrypt/C_DecryptFinal

Signed-off-by: Vesa Jääskeläinen <vesa.jaaskelainen@vaisala.com>
Reviewed-by: Etienne Carriere <etienne.carriere@linaro.org>