commit 3a48099152f80e7e9e75610b2de06190ab1ff932
author Antonio de Angelis <antonio.deangelis@arm.com> Wed Nov 07 11:53:28 2018 +0000
committer Antonio de Angelis <antonio.deangelis@arm.com> Fri Feb 01 19:57:17 2019 +0000
tree 2414b8c8ff091cf9d579f8aee8a47c740ed0655b
parent 1c1856ab8021bbaeb5fc5847b5196ba51fae03f7

Crypto: Add support for AEAD operations

This patch introduces support for the AEAD (authenticated
encryption with associated data) operations in the context
of the Crypto service. It also adds two functional test
cases to the NS suite to showcase AEAD in GCM and CCM mode
using AES-128.

Change-Id: I42ca3b27c68cb95dcddaf525d5a7ff53f92e911c
Signed-off-by: Antonio de Angelis <antonio.deangelis@arm.com>

interface/include/psa_crypto_sizes.h

diff --git a/interface/include/psa_crypto_sizes.h b/interface/include/psa_crypto_sizes.h
index 07b52e4..e21c130 100644
--- a/interface/include/psa_crypto_sizes.h
+++ b/interface/include/psa_crypto_sizes.h
@@ -156,7 +156,7 @@
  */
 #define PSA_AEAD_DECRYPT_OUTPUT_SIZE(alg, ciphertext_length)    \
     (PSA_AEAD_TAG_SIZE(alg) != 0 ?                              \
-     (plaintext_length) - PSA_AEAD_TAG_SIZE(alg) :              \
+     (ciphertext_length) - PSA_AEAD_TAG_SIZE(alg) :              \
      0)
 
 /** Safe signature buffer size for psa_asymmetric_sign().