crypto_sizes: check also if DH is enabled for PSA_SIGNATURE_MAX_SIZE
Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
diff --git a/include/psa/crypto_sizes.h b/include/psa/crypto_sizes.h
index eeb460e..4f4a187 100644
--- a/include/psa/crypto_sizes.h
+++ b/include/psa/crypto_sizes.h
@@ -645,6 +645,11 @@
#undef PSA_SIGNATURE_MAX_SIZE
#define PSA_SIGNATURE_MAX_SIZE PSA_BITS_TO_BYTES(PSA_VENDOR_RSA_MAX_KEY_BITS)
#endif
+#if defined(PSA_WANT_KEY_TYPE_DH_KEY_PAIR_BASIC) && \
+ (PSA_BITS_TO_BYTES(PSA_VENDOR_FFDH_MAX_KEY_BITS) > PSA_SIGNATURE_MAX_SIZE)
+#undef PSA_SIGNATURE_MAX_SIZE
+#define PSA_SIGNATURE_MAX_SIZE PSA_BITS_TO_BYTES(PSA_VENDOR_FFDH_MAX_KEY_BITS)
+#endif
/** Sufficient output buffer size for psa_asymmetric_encrypt().
*