psa_asymmetric_decrypt: add test driver impl

Signed-off-by: Przemyslaw Stekiel <przemyslaw.stekiel@mobica.com>
diff --git a/include/mbedtls/rsa.h b/include/mbedtls/rsa.h
index 90da0f9..02de176 100644
--- a/include/mbedtls/rsa.h
+++ b/include/mbedtls/rsa.h
@@ -90,6 +90,32 @@
     size_t output_size,
     size_t *output_length);
 
+psa_status_t mbedtls_test_transparent_asymmetric_decrypt(
+    const psa_key_attributes_t *attributes,
+    const uint8_t *key_buffer,
+    size_t key_buffer_size,
+    psa_algorithm_t alg,
+    const uint8_t *input,
+    size_t input_length,
+    const uint8_t *salt,
+    size_t salt_length,
+    uint8_t *output,
+    size_t output_size,
+    size_t *output_length );
+
+psa_status_t mbedtls_test_opaque_asymmetric_decrypt(
+    const psa_key_attributes_t *attributes,
+    const uint8_t *key,
+    size_t key_length,
+    psa_algorithm_t alg,
+    const uint8_t *input,
+    size_t input_length,
+    const uint8_t *salt,
+    size_t salt_length,
+    uint8_t *output,
+    size_t output_size,
+    size_t *output_length);
+
 #endif /* PSA_CRYPTO_DRIVER_TEST */
 
 /*
diff --git a/library/psa_crypto_driver_wrappers.h b/library/psa_crypto_driver_wrappers.h
index 5051ed6..ee23b6f 100644
--- a/library/psa_crypto_driver_wrappers.h
+++ b/library/psa_crypto_driver_wrappers.h
@@ -344,6 +344,19 @@
     size_t output_size,
     size_t *output_length );
 
+psa_status_t psa_driver_wrapper_asymmetric_decrypt(
+    const psa_key_attributes_t *attributes,
+    const uint8_t *key_buffer,
+    size_t key_buffer_size,
+    psa_algorithm_t alg,
+    const uint8_t *input,
+    size_t input_length,
+    const uint8_t *salt,
+    size_t salt_length,
+    uint8_t *output,
+    size_t output_size,
+    size_t *output_length );
+
 #endif /* PSA_CRYPTO_DRIVER_WRAPPERS_H */
 
 /* End of automatically generated file. */
diff --git a/scripts/data_files/driver_templates/psa_crypto_driver_wrappers.c.jinja b/scripts/data_files/driver_templates/psa_crypto_driver_wrappers.c.jinja
index c1ad5d2..dd1543a 100644
--- a/scripts/data_files/driver_templates/psa_crypto_driver_wrappers.c.jinja
+++ b/scripts/data_files/driver_templates/psa_crypto_driver_wrappers.c.jinja
@@ -2422,4 +2422,90 @@
     }
 }
 
+psa_status_t psa_driver_wrapper_asymmetric_decrypt(
+    const psa_key_attributes_t *attributes,
+    const uint8_t *key_buffer,
+    size_t key_buffer_size,
+    psa_algorithm_t alg,
+    const uint8_t *input,
+    size_t input_length,
+    const uint8_t *salt,
+    size_t salt_length,
+    uint8_t *output,
+    size_t output_size,
+    size_t *output_length )
+{
+    psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED;
+    psa_key_location_t location =
+        PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime );
+
+    switch( location )
+    {
+        case PSA_KEY_LOCATION_LOCAL_STORAGE:
+            /* Key is stored in the slot in export representation, so
+             * cycle through all known transparent accelerators */
+#if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT)
+#if defined(PSA_CRYPTO_DRIVER_TEST)
+            status = mbedtls_test_transparent_asymmetric_decrypt( attributes,
+                                                                  key_buffer,
+                                                                  key_buffer_size,
+                                                                  alg,
+                                                                  input,
+                                                                  input_length,
+                                                                  salt,
+                                                                  salt_length,
+                                                                  output,
+                                                                  output_size,
+                                                                  output_length );
+            /* Declared with fallback == true */
+            if( status != PSA_ERROR_NOT_SUPPORTED )
+                return( status );
+#endif /* PSA_CRYPTO_DRIVER_TEST */
+#endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */
+            return( mbedtls_psa_asymmetric_decrypt( attributes,
+                                                    key_buffer,
+                                                    key_buffer_size,
+                                                    alg,
+                                                    input,
+                                                    input_length,
+                                                    salt,
+                                                    salt_length,
+                                                    output,
+                                                    output_size,
+                                                    output_length ) );
+        /* Add cases for opaque driver here */
+#if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT)
+#if defined(PSA_CRYPTO_DRIVER_TEST)
+        case PSA_CRYPTO_TEST_DRIVER_LOCATION:
+            return( mbedtls_test_opaque_asymmetric_decrypt( attributes,
+                                                            key_buffer,
+                                                            key_buffer_size,
+                                                            alg,
+                                                            input,
+                                                            input_length,
+                                                            salt,
+                                                            salt_length,
+                                                            output,
+                                                            output_size,
+                                                            output_length ) );
+#endif /* PSA_CRYPTO_DRIVER_TEST */
+#endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */
+
+        default:
+            /* Key is declared with a lifetime not known to us */
+            (void)status;
+            (void)key_buffer;
+            (void)key_buffer_size;
+            (void)alg;
+            (void)input;
+            (void)input_length;
+            (void)salt;
+            (void)salt_length;
+            (void)output;
+            (void)output_size;
+            (void)output_length;
+            return( PSA_ERROR_INVALID_ARGUMENT );
+    }
+}
+
 #endif /* MBEDTLS_PSA_CRYPTO_C */
diff --git a/tests/src/drivers/test_driver_rsa.c b/tests/src/drivers/test_driver_rsa.c
index 5cdaa33..6d84640 100644
--- a/tests/src/drivers/test_driver_rsa.c
+++ b/tests/src/drivers/test_driver_rsa.c
@@ -80,6 +80,54 @@
     return( PSA_ERROR_NOT_SUPPORTED );
 }
 
+psa_status_t mbedtls_test_transparent_asymmetric_decrypt(
+    const psa_key_attributes_t *attributes,
+    const uint8_t *key_buffer,
+    size_t key_buffer_size,
+    psa_algorithm_t alg,
+    const uint8_t *input,
+    size_t input_length,
+    const uint8_t *salt,
+    size_t salt_length,
+    uint8_t *output,
+    size_t output_size,
+    size_t *output_length )
+{
+    mbedtls_test_driver_rsa_hooks.hits++;
+
+    if( mbedtls_test_driver_rsa_hooks.forced_output != NULL )
+    {
+        if( output_size < mbedtls_test_driver_rsa_hooks.forced_output_length )
+            return( PSA_ERROR_BUFFER_TOO_SMALL );
+
+        memcpy( output,
+                mbedtls_test_driver_rsa_hooks.forced_output,
+                mbedtls_test_driver_rsa_hooks.forced_output_length );
+        *output_length = mbedtls_test_driver_rsa_hooks.forced_output_length;
+
+        return( mbedtls_test_driver_rsa_hooks.forced_status );
+    }
+
+    if( mbedtls_test_driver_rsa_hooks.forced_status != PSA_SUCCESS )
+        return( mbedtls_test_driver_rsa_hooks.forced_status );
+
+#if defined(MBEDTLS_TEST_LIBTESTDRIVER1) && \
+    defined(LIBTESTDRIVER1_MBEDTLS_PSA_BUILTIN_CIPHER)
+    return( libtestdriver1_mbedtls_psa_asymmetric_decrypt(
+                (const libtestdriver1_psa_key_attributes_t *)attributes,
+                key_buffer, key_buffer_size,
+                alg, input, input_length, salt, salt_length,
+                output, output_size, output_length ) );
+#else
+    return( mbedtls_psa_asymmetric_decrypt(
+                attributes, key_buffer, key_buffer_size,
+                alg, input, input_length, salt, salt_length,
+                output, output_size, output_length ) );
+#endif
+
+    return( PSA_ERROR_NOT_SUPPORTED );
+}
+
 /*
  * opaque versions, to do
  */
@@ -110,5 +158,31 @@
     return( PSA_ERROR_NOT_SUPPORTED );
 }
 
+psa_status_t mbedtls_test_opaque_asymmetric_decrypt(
+    const psa_key_attributes_t *attributes,
+    const uint8_t *key,
+    size_t key_length,
+    psa_algorithm_t alg,
+    const uint8_t *input,
+    size_t input_length,
+    const uint8_t *salt,
+    size_t salt_length,
+    uint8_t *output,
+    size_t output_size,
+    size_t *output_length)
+{
+    (void) attributes;
+    (void) key;
+    (void) key_length;
+    (void) alg;
+    (void) input;
+    (void) input_length;
+    (void) salt;
+    (void) salt_length;
+    (void) output;
+    (void) output_size;
+    (void) output_length;
+    return( PSA_ERROR_NOT_SUPPORTED );
+}
 
 #endif /* MBEDTLS_PSA_CRYPTO_DRIVERS && PSA_CRYPTO_DRIVER_TEST */