Split config_psa.h: create and populate psa/crypto_adjust_config_synonyms.h
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/include/mbedtls/config_psa.h b/include/mbedtls/config_psa.h
index e7a20cc..fedead4 100644
--- a/include/mbedtls/config_psa.h
+++ b/include/mbedtls/config_psa.h
@@ -32,35 +32,7 @@
#include "psa/crypto_legacy.h"
-
-
-/****************************************************************/
-/* De facto synonyms */
-/****************************************************************/
-
-#if defined(PSA_WANT_ALG_ECDSA_ANY) && !defined(PSA_WANT_ALG_ECDSA)
-#define PSA_WANT_ALG_ECDSA PSA_WANT_ALG_ECDSA_ANY
-#elif !defined(PSA_WANT_ALG_ECDSA_ANY) && defined(PSA_WANT_ALG_ECDSA)
-#define PSA_WANT_ALG_ECDSA_ANY PSA_WANT_ALG_ECDSA
-#endif
-
-#if defined(PSA_WANT_ALG_CCM_STAR_NO_TAG) && !defined(PSA_WANT_ALG_CCM)
-#define PSA_WANT_ALG_CCM PSA_WANT_ALG_CCM_STAR_NO_TAG
-#elif !defined(PSA_WANT_ALG_CCM_STAR_NO_TAG) && defined(PSA_WANT_ALG_CCM)
-#define PSA_WANT_ALG_CCM_STAR_NO_TAG PSA_WANT_ALG_CCM
-#endif
-
-#if defined(PSA_WANT_ALG_RSA_PKCS1V15_SIGN_RAW) && !defined(PSA_WANT_ALG_RSA_PKCS1V15_SIGN)
-#define PSA_WANT_ALG_RSA_PKCS1V15_SIGN PSA_WANT_ALG_RSA_PKCS1V15_SIGN_RAW
-#elif !defined(PSA_WANT_ALG_RSA_PKCS1V15_SIGN_RAW) && defined(PSA_WANT_ALG_RSA_PKCS1V15_SIGN)
-#define PSA_WANT_ALG_RSA_PKCS1V15_SIGN_RAW PSA_WANT_ALG_RSA_PKCS1V15_SIGN
-#endif
-
-#if defined(PSA_WANT_ALG_RSA_PSS_ANY_SALT) && !defined(PSA_WANT_ALG_RSA_PSS)
-#define PSA_WANT_ALG_RSA_PSS PSA_WANT_ALG_RSA_PSS_ANY_SALT
-#elif !defined(PSA_WANT_ALG_RSA_PSS_ANY_SALT) && defined(PSA_WANT_ALG_RSA_PSS)
-#define PSA_WANT_ALG_RSA_PSS_ANY_SALT PSA_WANT_ALG_RSA_PSS
-#endif
+#include "psa/crypto_adjust_config_synonyms.h"
/****************************************************************/
diff --git a/include/psa/crypto_adjust_config_synonyms.h b/include/psa/crypto_adjust_config_synonyms.h
new file mode 100644
index 0000000..5142ef0
--- /dev/null
+++ b/include/psa/crypto_adjust_config_synonyms.h
@@ -0,0 +1,57 @@
+/**
+ * \file psa/crypto_adjust_config_synonyms.h
+ * \brief Adjust PSA configuration: enable quasi-synonyms
+ *
+ * When two features require almost the same code, we automatically enable
+ * both when either one is requested, to reduce the combinatorics of
+ * possible configurations.
+ */
+/*
+ * Copyright The Mbed TLS Contributors
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef PSA_CRYPTO_ADJUST_CONFIG_SYNONYMS_H
+#define PSA_CRYPTO_ADJUST_CONFIG_SYNONYMS_H
+
+/****************************************************************/
+/* De facto synonyms */
+/****************************************************************/
+
+#if defined(PSA_WANT_ALG_ECDSA_ANY) && !defined(PSA_WANT_ALG_ECDSA)
+#define PSA_WANT_ALG_ECDSA PSA_WANT_ALG_ECDSA_ANY
+#elif !defined(PSA_WANT_ALG_ECDSA_ANY) && defined(PSA_WANT_ALG_ECDSA)
+#define PSA_WANT_ALG_ECDSA_ANY PSA_WANT_ALG_ECDSA
+#endif
+
+#if defined(PSA_WANT_ALG_CCM_STAR_NO_TAG) && !defined(PSA_WANT_ALG_CCM)
+#define PSA_WANT_ALG_CCM PSA_WANT_ALG_CCM_STAR_NO_TAG
+#elif !defined(PSA_WANT_ALG_CCM_STAR_NO_TAG) && defined(PSA_WANT_ALG_CCM)
+#define PSA_WANT_ALG_CCM_STAR_NO_TAG PSA_WANT_ALG_CCM
+#endif
+
+#if defined(PSA_WANT_ALG_RSA_PKCS1V15_SIGN_RAW) && !defined(PSA_WANT_ALG_RSA_PKCS1V15_SIGN)
+#define PSA_WANT_ALG_RSA_PKCS1V15_SIGN PSA_WANT_ALG_RSA_PKCS1V15_SIGN_RAW
+#elif !defined(PSA_WANT_ALG_RSA_PKCS1V15_SIGN_RAW) && defined(PSA_WANT_ALG_RSA_PKCS1V15_SIGN)
+#define PSA_WANT_ALG_RSA_PKCS1V15_SIGN_RAW PSA_WANT_ALG_RSA_PKCS1V15_SIGN
+#endif
+
+#if defined(PSA_WANT_ALG_RSA_PSS_ANY_SALT) && !defined(PSA_WANT_ALG_RSA_PSS)
+#define PSA_WANT_ALG_RSA_PSS PSA_WANT_ALG_RSA_PSS_ANY_SALT
+#elif !defined(PSA_WANT_ALG_RSA_PSS_ANY_SALT) && defined(PSA_WANT_ALG_RSA_PSS)
+#define PSA_WANT_ALG_RSA_PSS_ANY_SALT PSA_WANT_ALG_RSA_PSS
+#endif
+
+#endif /* PSA_CRYPTO_ADJUST_CONFIG_SYNONYMS_H */