commit 594215be6e00e1bb921497091213ed601df5e4f4
author Mateusz Starzyk <mateusz.starzyk@mobica.com> Thu Oct 14 12:23:06 2021 +0200
committer Mateusz Starzyk <mateusz.starzyk@mobica.com> Thu Oct 21 11:33:41 2021 +0200
tree 413042010d125e74c9b94b152edbc4eb739f77b7
parent bb2ced33dd8ff2b90aff907301cb4d1c0c7a06d9

Add support for CCM*-no-tag to PSA.

Signed-off-by: Mateusz Starzyk <mateusz.starzyk@mobica.com>

library/psa_crypto.c

diff --git a/library/psa_crypto.c b/library/psa_crypto.c
index ece64b1..67494dd 100644
--- a/library/psa_crypto.c
+++ b/library/psa_crypto.c
@@ -3587,7 +3587,12 @@
       .core = slot->attr
     };
 
-    if( input_length < PSA_CIPHER_IV_LENGTH( slot->attr.type, alg ) )
+    if( alg == PSA_ALG_CCM_STAR_NO_TAG && input_length < PSA_BLOCK_CIPHER_BLOCK_LENGTH( slot->attr.type ) )
+    {
+        status = PSA_ERROR_INVALID_ARGUMENT;
+        goto exit;
+    }
+    else if ( input_length < PSA_CIPHER_IV_LENGTH( slot->attr.type, alg ) )
     {
         status = PSA_ERROR_INVALID_ARGUMENT;
         goto exit;