Fix naming: FFDH key -> DH key and fix guard in psa_validate_key_type_and_size_for_key_generation

Signed-off-by: Przemek Stekiel <przemyslaw.stekiel@mobica.com>
diff --git a/include/mbedtls/config_psa.h b/include/mbedtls/config_psa.h
index 93ea1a5..7046c51 100644
--- a/include/mbedtls/config_psa.h
+++ b/include/mbedtls/config_psa.h
@@ -295,13 +295,13 @@
 #endif /* !MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_KEY_PAIR */
 #endif /* PSA_WANT_KEY_TYPE_ECC_KEY_PAIR */
 
-#if defined(PSA_WANT_KEY_TYPE_FFDH_KEY_PAIR)
-#if !defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_FFDH_KEY_PAIR)
-#define MBEDTLS_PSA_BUILTIN_KEY_TYPE_FFDH_KEY_PAIR 1
+#if defined(PSA_WANT_KEY_TYPE_DH_KEY_PAIR)
+#if !defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_DH_KEY_PAIR)
+#define MBEDTLS_PSA_BUILTIN_KEY_TYPE_DH_KEY_PAIR 1
 #define MBEDTLS_DHM_C
 #define MBEDTLS_BIGNUM_C
-#endif /* !MBEDTLS_PSA_ACCEL_KEY_TYPE_FFDH_KEY_PAIR */
-#endif /* PSA_WANT_KEY_TYPE_FFDH_KEY_PAIR */
+#endif /* !MBEDTLS_PSA_ACCEL_KEY_TYPE_DH_KEY_PAIR */
+#endif /* PSA_WANT_KEY_TYPE_DH_KEY_PAIR */
 
 #if defined(PSA_WANT_KEY_TYPE_ECC_PUBLIC_KEY)
 #if !defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_PUBLIC_KEY)
@@ -311,13 +311,13 @@
 #endif /* !MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_PUBLIC_KEY */
 #endif /* PSA_WANT_KEY_TYPE_ECC_PUBLIC_KEY */
 
-#if defined(PSA_WANT_KEY_TYPE_FFDH_PUBLIC_KEY)
-#if !defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_FFDH_PUBLIC_KEY)
-#define MBEDTLS_PSA_BUILTIN_KEY_TYPE_FFDH_PUBLIC_KEY 1
+#if defined(PSA_WANT_KEY_TYPE_DH_PUBLIC_KEY)
+#if !defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_DH_PUBLIC_KEY)
+#define MBEDTLS_PSA_BUILTIN_KEY_TYPE_DH_PUBLIC_KEY 1
 #define MBEDTLS_DHM_C
 #define MBEDTLS_BIGNUM_C
-#endif /* !MBEDTLS_PSA_ACCEL_KEY_TYPE_FFDH_PUBLIC_KEY */
-#endif /* PSA_WANT_KEY_TYPE_FFDH_PUBLIC_KEY */
+#endif /* !MBEDTLS_PSA_ACCEL_KEY_TYPE_DH_PUBLIC_KEY */
+#endif /* PSA_WANT_KEY_TYPE_DH_PUBLIC_KEY */
 
 #if defined(PSA_WANT_KEY_TYPE_RSA_KEY_PAIR)
 #if !defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_RSA_KEY_PAIR)
@@ -676,10 +676,10 @@
 #endif /* MBEDTLS_ECP_C */
 
 #if defined(MBEDTLS_DHM_C)
-#define MBEDTLS_PSA_BUILTIN_KEY_TYPE_FFDH_KEY_PAIR 1
-#define PSA_WANT_KEY_TYPE_FFDH_KEY_PAIR 1
-#define MBEDTLS_PSA_BUILTIN_KEY_TYPE_FFDH_PUBLIC_KEY 1
-#define PSA_WANT_KEY_TYPE_FFDH_PUBLIC_KEY 1
+#define MBEDTLS_PSA_BUILTIN_KEY_TYPE_DH_KEY_PAIR 1
+#define PSA_WANT_KEY_TYPE_DH_KEY_PAIR 1
+#define MBEDTLS_PSA_BUILTIN_KEY_TYPE_DH_PUBLIC_KEY 1
+#define PSA_WANT_KEY_TYPE_DH_PUBLIC_KEY 1
 #define MBEDTLS_PSA_BUILTIN_ALG_FFDH 1
 #define PSA_WANT_ALG_FFDH 1
 #endif /* MBEDTLS_DHM_C */
diff --git a/include/psa/crypto_config.h b/include/psa/crypto_config.h
index 1c4fb6d..3dff049 100644
--- a/include/psa/crypto_config.h
+++ b/include/psa/crypto_config.h
@@ -126,8 +126,8 @@
 #define PSA_WANT_KEY_TYPE_DES                   1
 #define PSA_WANT_KEY_TYPE_ECC_KEY_PAIR          1
 #define PSA_WANT_KEY_TYPE_ECC_PUBLIC_KEY        1
-#define PSA_WANT_KEY_TYPE_FFDH_KEY_PAIR         1
-#define PSA_WANT_KEY_TYPE_FFDH_PUBLIC_KEY       1
+#define PSA_WANT_KEY_TYPE_DH_KEY_PAIR         1
+#define PSA_WANT_KEY_TYPE_DH_PUBLIC_KEY       1
 #define PSA_WANT_KEY_TYPE_RAW_DATA              1
 #define PSA_WANT_KEY_TYPE_RSA_KEY_PAIR          1
 #define PSA_WANT_KEY_TYPE_RSA_PUBLIC_KEY        1
diff --git a/include/psa/crypto_sizes.h b/include/psa/crypto_sizes.h
index fb6c0a5..1b46c56 100644
--- a/include/psa/crypto_sizes.h
+++ b/include/psa/crypto_sizes.h
@@ -197,7 +197,7 @@
  * operations, and does not need to accept all key sizes up to the limit. */
 #define PSA_VENDOR_RSA_MAX_KEY_BITS 4096
 
-/* The maximum size of an FFDH key on this implementation, in bits.
+/* The maximum size of an DH key on this implementation, in bits.
  *
  * Note that an implementation may set different size limits for different
  * operations, and does not need to accept all key sizes up to the limit. */
@@ -812,14 +812,14 @@
 #define PSA_KEY_EXPORT_ECC_KEY_PAIR_MAX_SIZE(key_bits)   \
     (PSA_BITS_TO_BYTES(key_bits))
 
-/* Maximum size of the export encoding of an FFDH key pair.
+/* Maximum size of the export encoding of an DH key pair.
  *
- * An FFDH key pair is represented by the secret value.
+ * An DH key pair is represented by the secret value.
  */
 #define PSA_KEY_EXPORT_FFDH_KEY_PAIR_MAX_SIZE(key_bits)   \
     (PSA_BITS_TO_BYTES(key_bits))
 
-/* Maximum size of the export encoding of an FFDH public key.
+/* Maximum size of the export encoding of an DH public key.
  */
 #define PSA_KEY_EXPORT_FFDH_PUBLIC_KEY_MAX_SIZE(key_bits)   \
     (PSA_BITS_TO_BYTES(key_bits))