psa: add support for legacy symbols

Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
diff --git a/include/psa/crypto_config.h b/include/psa/crypto_config.h
index 40dbc3e..0a6c6e3 100644
--- a/include/psa/crypto_config.h
+++ b/include/psa/crypto_config.h
@@ -154,4 +154,78 @@
 #define PSA_WANT_KEY_TYPE_DH_KEY_PAIR_GENERATE  1
 #define PSA_WANT_KEY_TYPE_DH_KEY_PAIR_DERIVE    1
 
+/*
+ * PSA_WANT_KEY_TYPE_xxx_KEY_PAIR_LEGACY and
+ * MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_KEY_PAIR_LEGACY symbols are deprecated.
+ * New symols add a suffix to that base name in order to clearly state what is
+ * the expected use for the key (use, import, export, generate, derive).
+ * Here we define some backward compatibility support for uses stil using
+ * the legacy symbols.
+ */
+#if defined(PSA_WANT_KEY_TYPE_ECC_KEY_PAIR) //no-check-names
+#if !defined(PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_USE)
+#define PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_USE      1
+#endif
+#if !defined(PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_IMPORT)
+#define PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_IMPORT   1
+#endif
+#if !defined(PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_EXPORT)
+#define PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_EXPORT   1
+#endif
+#if !defined(PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_GENERATE)
+#define PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_GENERATE 1
+#endif
+#if !defined(PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_DERIVE)
+#define PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_DERIVE   1
+#endif
+#endif
+
+#if defined(PSA_WANT_KEY_TYPE_RSA_KEY_PAIR) //no-check-names
+#if !defined(PSA_WANT_KEY_TYPE_RSA_KEY_PAIR_USE)
+#define PSA_WANT_KEY_TYPE_RSA_KEY_PAIR_USE      1
+#endif
+#if !defined(PSA_WANT_KEY_TYPE_RSA_KEY_PAIR_IMPORT)
+#define PSA_WANT_KEY_TYPE_RSA_KEY_PAIR_IMPORT   1
+#endif
+#if !defined(PSA_WANT_KEY_TYPE_RSA_KEY_PAIR_EXPORT)
+#define PSA_WANT_KEY_TYPE_RSA_KEY_PAIR_EXPORT   1
+#endif
+#if !defined(PSA_WANT_KEY_TYPE_RSA_KEY_PAIR_GENERATE)
+#define PSA_WANT_KEY_TYPE_RSA_KEY_PAIR_GENERATE 1
+#endif
+#endif
+
+#if defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_KEY_PAIR) //no-check-names
+#if !defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_KEY_PAIR_USE)
+#define MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_KEY_PAIR_USE
+#endif
+#if !defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_KEY_PAIR_IMPORT)
+#define MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_KEY_PAIR_IMPORT
+#endif
+#if !defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_KEY_PAIR_EXPORT)
+#define MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_KEY_PAIR_EXPORT
+#endif
+#if !defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_KEY_PAIR_GENERATE)
+#define MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_KEY_PAIR_GENERATE
+#endif
+#if !defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_KEY_PAIR_DERIVE)
+#define MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_KEY_PAIR_DERIVE
+#endif
+#endif
+
+#if defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_RSA_KEY_PAIR) //no-check-names
+#if !defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_RSA_KEY_PAIR_USE)
+#define MBEDTLS_PSA_ACCEL_KEY_TYPE_RSA_KEY_PAIR_USE
+#endif
+#if !defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_RSA_KEY_PAIR_IMPORT)
+#define MBEDTLS_PSA_ACCEL_KEY_TYPE_RSA_KEY_PAIR_IMPORT
+#endif
+#if !defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_RSA_KEY_PAIR_EXPORT)
+#define MBEDTLS_PSA_ACCEL_KEY_TYPE_RSA_KEY_PAIR_EXPORT
+#endif
+#if !defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_RSA_KEY_PAIR_GENERATE)
+#define MBEDTLS_PSA_ACCEL_KEY_TYPE_RSA_KEY_PAIR_GENERATE
+#endif
+#endif
+
 #endif /* PSA_CRYPTO_CONFIG_H */