Import of the watch repository from Pebble

tools/activity/gen_data_logging_blob.py

@@ -0,0 +1,78 @@
+# Copyright 2024 Google LLC
+#
+# 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.
+
+#################################################################################################
+# Generate sample health activity blob
+##################################################################################################
+import argparse
+import os
+import sys
+import logging
+import math
+import time
+import struct
+
+
+"""
+typedef struct {
+     uint8_t steps;             // # of steps in this minute
+     uint8_t orientation;       // average orientation of the watch
+     uint8_t vmc;               // vector magnitude count
+} MinuteData;
+
+
+typedef struct {
+     uint16_t version;          // version, initial version is 1
+     uint16_t len;              // length in bytes of blob, including this entire header
+     uint32_t time_utc;         // UTC time of pebble
+     uint32_t time_local;       // local time of pebble
+     uint16_t num_samples;      // number of samples that follow
+     MinuteData samples[];
+} Header
+
+"""
+
+###################################################################################################
+if __name__ == '__main__':
+
+    # Collect our command line arguments
+    parser = argparse.ArgumentParser()
+    parser.add_argument('--debug', action='store_true', help="Turn on debug logging")
+    args = parser.parse_args()
+
+    level = logging.INFO
+    if args.debug:
+        level = logging.DEBUG
+    logging.basicConfig(level=level)
+
+    sample_format = '<BBB'
+    header_format = '<HHIIH'
+
+    num_samples = 10
+    blob = struct.pack(
+        header_format,
+        1,
+        struct.calcsize(header_format) + num_samples * struct.calcsize(sample_format),
+        int(time.time()),
+        int(time.time()),
+        num_samples)
+
+    for i in range(num_samples):
+        blob += struct.pack(sample_format,
+                            30 + (i % 5),
+                            4,
+                            50 + (i % 4))
+
+    with open('health_blob.bin', "w") as out:
+        out.write(blob)