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-rw-r--r--circuitpython/devices/ble_hci/common-hal/_bleio/Service.c130
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diff --git a/circuitpython/devices/ble_hci/common-hal/_bleio/Service.c b/circuitpython/devices/ble_hci/common-hal/_bleio/Service.c
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+++ b/circuitpython/devices/ble_hci/common-hal/_bleio/Service.c
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+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2020 Dan Halbert for Adafruit Industries
+ * Copyright (c) 2018 Artur Pacholec
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "py/runtime.h"
+#include "shared-bindings/_bleio/__init__.h"
+#include "shared-bindings/_bleio/Characteristic.h"
+#include "shared-bindings/_bleio/Descriptor.h"
+#include "shared-bindings/_bleio/Service.h"
+#include "shared-bindings/_bleio/Adapter.h"
+
+uint32_t _common_hal_bleio_service_construct(bleio_service_obj_t *self, bleio_uuid_obj_t *uuid, bool is_secondary, mp_obj_list_t *characteristic_list) {
+ self->uuid = uuid;
+ self->characteristic_list = characteristic_list;
+ self->is_remote = false;
+ self->connection = NULL;
+ self->is_secondary = is_secondary;
+
+ vm_used_ble = true;
+
+ self->handle = bleio_adapter_add_attribute(&common_hal_bleio_adapter_obj, MP_OBJ_TO_PTR(self));
+ self->start_handle = self->handle;
+ self->end_handle = self->handle;
+ if (self->handle == BLE_GATT_HANDLE_INVALID) {
+ return 1;
+ }
+ return 0;
+}
+
+void common_hal_bleio_service_construct(bleio_service_obj_t *self, bleio_uuid_obj_t *uuid, bool is_secondary) {
+ if (_common_hal_bleio_service_construct(self, uuid, is_secondary,
+ mp_obj_new_list(0, NULL)) != 0) {
+ mp_raise_RuntimeError(translate("Failed to add service"));
+ }
+}
+
+void bleio_service_from_connection(bleio_service_obj_t *self, mp_obj_t connection) {
+ self->handle = 0xFFFF;
+ self->uuid = NULL;
+ self->characteristic_list = mp_obj_new_list(0, NULL);
+ self->is_remote = true;
+ self->is_secondary = false;
+ self->connection = connection;
+}
+
+bleio_uuid_obj_t *common_hal_bleio_service_get_uuid(bleio_service_obj_t *self) {
+ return self->uuid;
+}
+
+mp_obj_tuple_t *common_hal_bleio_service_get_characteristics(bleio_service_obj_t *self) {
+ return mp_obj_new_tuple(self->characteristic_list->len, self->characteristic_list->items);
+}
+
+bool common_hal_bleio_service_get_is_remote(bleio_service_obj_t *self) {
+ return self->is_remote;
+}
+
+bool common_hal_bleio_service_get_is_secondary(bleio_service_obj_t *self) {
+ return self->is_secondary;
+}
+
+void common_hal_bleio_service_add_characteristic(bleio_service_obj_t *self,
+ bleio_characteristic_obj_t *characteristic,
+ mp_buffer_info_t *initial_value_bufinfo,
+ const char *user_description) {
+
+ if (self->handle != common_hal_bleio_adapter_obj.last_added_service_handle) {
+ mp_raise_bleio_BluetoothError(
+ translate("Characteristic can only be added to most recently added service"));
+ }
+ characteristic->decl_handle = bleio_adapter_add_attribute(
+ &common_hal_bleio_adapter_obj, MP_OBJ_TO_PTR(characteristic));
+ // This is the value handle.
+ characteristic->handle = bleio_adapter_add_attribute(
+ &common_hal_bleio_adapter_obj, MP_OBJ_TO_PTR(characteristic));
+
+ self->end_handle = characteristic->handle;
+
+ if (characteristic->props & (CHAR_PROP_NOTIFY | CHAR_PROP_INDICATE)) {
+ // We need a CCCD if this characteristic is doing notify or indicate.
+ bleio_descriptor_obj_t *cccd = m_new_obj(bleio_descriptor_obj_t);
+ cccd->base.type = &bleio_descriptor_type;
+
+ uint16_t zero = 0;
+ mp_buffer_info_t zero_cccd_value = {
+ .buf = &zero,
+ .len = sizeof(zero),
+ };
+
+ common_hal_bleio_descriptor_construct(
+ cccd,
+ characteristic,
+ &cccd_uuid, // 0x2902
+ SECURITY_MODE_OPEN, // CCCD read perm
+ characteristic->read_perm, // Make CCCD write perm match characteristic read perm.
+ 2, // 2 bytes
+ true, // fixed length
+ &zero_cccd_value // Initial value is 0.
+ );
+
+ // Adds CCCD to attribute table, and also extends self->end_handle to include the CCCD.
+ common_hal_bleio_characteristic_add_descriptor(characteristic, cccd);
+ characteristic->cccd = cccd;
+ }
+
+ mp_obj_list_append(self->characteristic_list, MP_OBJ_FROM_PTR(characteristic));
+}