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Add fix to update output size macro as well.

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Same issue with zero block length applies here.

Signed-off-by: Paul Elliott <paul.elliott@arm.com>
This commit is contained in:
Paul Elliott 2021-07-08 16:53:42 +01:00
parent 9bc9659cfb
commit c183f20056
1 changed files with 2 additions and 1 deletions
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3
include/psa/crypto_sizes.h
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@ -1080,12 +1080,13 @@
*/
#define PSA_CIPHER_UPDATE_OUTPUT_SIZE(key_type, alg, input_length) \
(PSA_ALG_IS_CIPHER(alg) ? \
(PSA_BLOCK_CIPHER_BLOCK_LENGTH(key_type) != 0 ? \
(((alg) == PSA_ALG_CBC_PKCS7 || \
(alg) == PSA_ALG_CBC_NO_PADDING || \
(alg) == PSA_ALG_ECB_NO_PADDING) ? \
PSA_ROUND_UP_TO_MULTIPLE(PSA_BLOCK_CIPHER_BLOCK_LENGTH(key_type), \
input_length) : \
(input_length)) : \
(input_length)) : 0) : \
0)
/** A sufficient output buffer size for psa_cipher_update(), for any of the