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New macro PSA_ALG_AEAD_WITH_DEFAULT_TAG_LENGTH

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Useful to analyze algorithm values.
This commit is contained in:
Gilles Peskine 2018-08-20 15:07:53 +02:00
parent be00a71c90
commit 70f46e17e8
1 changed files with 18 additions and 0 deletions
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18
include/psa/crypto.h
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@ -913,6 +913,24 @@ typedef uint32_t psa_algorithm_t;
((tag_length) << PSA_AEAD_TAG_LENGTH_OFFSET & \
PSA_ALG_AEAD_TAG_LENGTH_MASK))
/** Calculate the corresponding AEAD algorithm with the default tag length.
*
* \param alg An AEAD algorithm (\c PSA_ALG_XXX value such that
* #PSA_ALG_IS_AEAD(\p alg) is true).
*
* \return The corresponding AEAD algorithm with the default tag length
* for that algorithm.
*/
#define PSA_ALG_AEAD_WITH_DEFAULT_TAG_LENGTH(alg) \
( \
PSA__ALG_AEAD_WITH_DEFAULT_TAG_LENGTH__CASE(alg, PSA_ALG_CCM) \
PSA__ALG_AEAD_WITH_DEFAULT_TAG_LENGTH__CASE(alg, PSA_ALG_GCM) \
0)
#define PSA__ALG_AEAD_WITH_DEFAULT_TAG_LENGTH__CASE(alg, ref) \
PSA_ALG_AEAD_WITH_TAG_LENGTH(alg, 0) == \
PSA_ALG_AEAD_WITH_TAG_LENGTH(ref, 0) ? \
ref :
#define PSA_ALG_RSA_PKCS1V15_SIGN_BASE ((psa_algorithm_t)0x10020000)
/** RSA PKCS#1 v1.5 signature with hashing.
*