pk: do not duplicate internal symbols for ECDH/ECDSA capabilities
Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
diff --git a/include/mbedtls/build_info.h b/include/mbedtls/build_info.h
index 4717063..012cd70 100644
--- a/include/mbedtls/build_info.h
+++ b/include/mbedtls/build_info.h
@@ -161,6 +161,35 @@
#define MBEDTLS_PK_PARSE_EC_COMPRESSED
#endif
+/* PK module can achieve ECDH and ECDSA functionalities by means of either
+ * software implementations (ECDH_C and ECDSA_C) or through a PSA driver. The
+ * following defines are meant to list these capabilities in a general way
+ * which abstracts how they are implemented under the hood. */
+#if (defined(MBEDTLS_USE_PSA_CRYPTO) && defined(PSA_WANT_ALG_ECDH)) || \
+ (!defined(MBEDTLS_USE_PSA_CRYPTO) && defined(MBEDTLS_ECDH_C))
+#define MBEDTLS_PK_CAN_ECDH
+#endif
+
+#if !defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_ECDSA_C)
+#define MBEDTLS_PK_CAN_ECDSA_SIGN
+#define MBEDTLS_PK_CAN_ECDSA_VERIFY
+#endif /* MBEDTLS_ECDSA_C */
+#else /* MBEDTLS_USE_PSA_CRYPTO */
+#if defined(PSA_WANT_ALG_ECDSA)
+#if defined(PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_BASIC)
+#define MBEDTLS_PK_CAN_ECDSA_SIGN
+#endif /* PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_BASIC */
+#if defined(PSA_WANT_KEY_TYPE_ECC_PUBLIC_KEY)
+#define MBEDTLS_PK_CAN_ECDSA_VERIFY
+#endif /* PSA_WANT_KEY_TYPE_ECC_PUBLIC_KEY */
+#endif /* PSA_WANT_ALG_ECDSA */
+#endif /* MBEDTLS_USE_PSA_CRYPTO */
+
+#if defined(MBEDTLS_PK_CAN_ECDSA_VERIFY) || defined(MBEDTLS_PK_CAN_ECDSA_SIGN)
+#define MBEDTLS_PK_CAN_ECDSA_SOME
+#endif
+
/* If MBEDTLS_PSA_CRYPTO_C is defined, make sure MBEDTLS_PSA_CRYPTO_CLIENT
* is defined as well to include all PSA code.
*/