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Fix some errors in PSA_ASYMMETRIC_DECRYPT_OUTPUT_SIZE

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A call to PSA_ASYMMETRIC_DECRYPT_OUTPUT_SIZE wouldn't even have
compiled. Fix some obvious errors. This is still untested.
This commit is contained in:
Gilles Peskine 2018-05-31 20:08:13 +02:00 committed by itayzafrir
parent 5b051bc608
commit 723feffe15
1 changed files with 6 additions and 4 deletions
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10
include/psa/crypto.h
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@ -1368,11 +1368,13 @@ psa_status_t psa_asymmetric_verify(psa_key_slot_t key,
(PSA_KEY_TYPE_IS_RSA(key_type) ? \
((void)alg, PSA_BITS_TO_BYTES(key_bits)) : \
0)
#define PSA_ASYMMETRIC_DECRYPT_OUTPUT_SIZE(key_type, key_bits, alg) \
#define PSA_RSA_MINIMUM_PADDING_SIZE(alg) \
(PSA_ALG_IS_RSA_OAEP_MGF1(alg) ? \
2 * PSA_HASH_FINAL_SIZE(PSA_ALG_RSA_GET_HASH(alg)) + 1 : \
11 /*PKCS#1v1.5*/)
#define PSA_ASYMMETRIC_DECRYPT_OUTPUT_SIZE(key_type, key_bits, alg) \
(PSA_KEY_TYPE_IS_RSA(key_type) ? \
PSA_BITS_TO_BYTES(key_bits) - ((alg) == PSA_ALG_IS_RSA_OAEP_MGF1 ? \
2 * (PSA_ALG_RSA_GET_HASH(alg) + 1) : \
11 /*PKCS#1v1.5*/) : \
PSA_BITS_TO_BYTES(key_bits) - PSA_RSA_MINIMUM_PADDING_SIZE(alg) : \
0)
/**