Diff: simple-mbed-cloud-client/update_ui_example.cpp

Revision:

0:6b753f761943

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/simple-mbed-cloud-client/update_ui_example.cpp	Fri Oct 12 21:22:49 2018 +0000
@@ -0,0 +1,140 @@
+// ----------------------------------------------------------------------------
+// Copyright 2016-2018 ARM Ltd.
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+// ----------------------------------------------------------------------------
+
+#include "update_ui_example.h"
+
+#ifdef MBED_CLOUD_CLIENT_SUPPORT_UPDATE
+
+#include <stdio.h>
+#include <stdint.h>
+
+static MbedCloudClient* _client;
+
+#ifdef ARM_UPDATE_CLIENT_VERSION_VALUE
+#if ARM_UPDATE_CLIENT_VERSION_VALUE > 101000
+void update_ui_set_cloud_client(MbedCloudClient* client)
+{
+    _client = client;
+}
+
+void update_authorize(int32_t request)
+{
+    switch (request)
+    {
+        /* Cloud Client wishes to download new firmware. This can have a negative
+           impact on the performance of the rest of the system.
+
+           The user application is supposed to pause performance sensitive tasks
+           before authorizing the download.
+
+           Note: the authorization call can be postponed and called later.
+           This doesn't affect the performance of the Cloud Client.
+        */
+        case MbedCloudClient::UpdateRequestDownload:
+            printf("Firmware download requested\r\n");
+            printf("Authorization granted\r\n");
+            _client->update_authorize(MbedCloudClient::UpdateRequestDownload);
+            break;
+
+        /* Cloud Client wishes to reboot and apply the new firmware.
+
+           The user application is supposed to save all current work before rebooting.
+
+           Note: the authorization call can be postponed and called later.
+           This doesn't affect the performance of the Cloud Client.
+        */
+        case MbedCloudClient::UpdateRequestInstall:
+            printf("Firmware install requested\r\n");
+            printf("Authorization granted\r\n");
+            _client->update_authorize(MbedCloudClient::UpdateRequestInstall);
+            break;
+
+        default:
+            printf("Error - unknown request\r\n");
+            break;
+    }
+}
+#endif
+#endif
+
+void update_progress(uint32_t progress, uint32_t total)
+{
+    uint8_t percent = progress * 100 / total;
+
+/* only show progress bar if debug trace is disabled */
+#if (!defined(MBED_CONF_MBED_TRACE_ENABLE) || MBED_CONF_MBED_TRACE_ENABLE == 0) \
+    && !ARM_UC_ALL_TRACE_ENABLE \
+    && !ARM_UC_HUB_TRACE_ENABLE
+
+    printf("\rDownloading: [");
+    for (uint8_t index = 0; index < 50; index++)
+    {
+        if (index < percent / 2)
+        {
+            printf("+");
+        }
+        else if (index == percent / 2)
+        {
+            static uint8_t old_max = 0;
+            static uint8_t counter = 0;
+
+            if (index == old_max)
+            {
+                counter++;
+            }
+            else
+            {
+                old_max = index;
+                counter = 0;
+            }
+
+            switch (counter % 4)
+            {
+                case 0:
+                    printf("/");
+                    break;
+                case 1:
+                    printf("-");
+                    break;
+                case 2:
+                    printf("\\");
+                    break;
+                case 3:
+                default:
+                    printf("|");
+                    break;
+            }
+        }
+        else
+        {
+            printf(" ");
+        }
+    }
+    printf("] %d %%", percent);
+    fflush(stdout);
+#else
+    printf("Downloading: %d %%\r\n", percent);
+#endif
+
+    if (progress == total)
+    {
+        printf("\r\nDownload completed\r\n");
+    }
+}
+
+#endif // MBED_CLOUD_CLIENT_SUPPORT_UPDATE