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Merge pull request #5076 from mstarzyk-mobica/psa_ccm_no_tag

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PSA CCM*-no-tag
This commit is contained in:
Manuel Pégourié-Gonnard
2021-11-10 10:18:55 +01:00
committed by GitHub
parent 91fe315c69 10fad74a1f
commit 087f04783d
19 changed files with 1366 additions and 11 deletions
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3
include/psa/crypto_sizes.h
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@@ -991,7 +991,8 @@
(alg) == PSA_ALG_CBC_PKCS7) ? PSA_BLOCK_CIPHER_BLOCK_LENGTH(key_type) : \
(key_type) == PSA_KEY_TYPE_CHACHA20 && \
(alg) == PSA_ALG_STREAM_CIPHER ? 12 : \
0)
(alg) == PSA_ALG_CCM_STAR_NO_TAG ? 13 : \
0)
/** The maximum IV size for all supported cipher algorithms, in bytes.
*

11
include/psa/crypto_values.h
View File

@@ -1202,6 +1202,17 @@
*/
#define PSA_ALG_CCM ((psa_algorithm_t)0x05500100)
/** The CCM* cipher mode without authentication.
*
* This is CCM* as specified in IEEE 802.15.4 §7, with a tag length of 0.
* For CCM* with a nonzero tag length, use the AEAD algorithm #PSA_ALG_CCM.
*
* The underlying block cipher is determined by the key type.
*
* Currently only 13-byte long IV's are supported.
*/
#define PSA_ALG_CCM_STAR_NO_TAG ((psa_algorithm_t)0x04c01300)
/** The GCM authenticated encryption algorithm.
*
* The underlying block cipher is determined by the key type.