Import of the watch repository from Pebble

src/fw/system/status_codes.h

@@ -0,0 +1,91 @@
+/*
+ * 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.
+ */
+
+/*!
+  \file status_codes.h
+  \brief Global status codes and related macros.
+ */
+
+#pragma once
+
+#include <stdint.h>
+
+//! Status codes. See \ref status_t
+typedef enum StatusCode {
+  //! Operation completed successfully.
+  S_SUCCESS = 0,
+
+  //! An error occurred (no description).
+  E_ERROR = -1,
+
+  //! No idea what went wrong.
+  E_UNKNOWN = -2,
+
+  //! There was a generic internal logic error.
+  E_INTERNAL = -3,
+
+  //! The function was not called correctly.
+  E_INVALID_ARGUMENT = -4,
+
+  //! Insufficient allocatable memory available.
+  E_OUT_OF_MEMORY = -5,
+
+  //! Insufficient long-term storage available.
+  E_OUT_OF_STORAGE = -6,
+
+  //! Insufficient resources available.
+  E_OUT_OF_RESOURCES = -7,
+
+  //! Argument out of range (may be dynamic).
+  E_RANGE = -8,
+
+  //! Target of operation does not exist.
+  E_DOES_NOT_EXIST = -9,
+
+  //! Operation not allowed (may depend on state).
+  E_INVALID_OPERATION = -10,
+
+  //! Another operation prevented this one.
+  E_BUSY = -11,
+
+  //! Operation not completed; try again.
+  E_AGAIN = -12,
+
+  //! Equivalent of boolean true.
+  S_TRUE = 1,
+
+  //! Equivalent of boolean false.
+  S_FALSE = 0,
+
+  //! For list-style requests.  At end of list.
+  S_NO_MORE_ITEMS = 2,
+
+  //! No action was taken as none was required.
+  S_NO_ACTION_REQUIRED = 3,
+
+} StatusCode;
+
+// Use the int-sized int from the watch's processor.
+//! Return value for system operations. See \ref StatusCode for possible values.
+typedef int32_t status_t;
+
+
+#define DECLARE_DOMAIN_STATUS(e) ((status_t)(e & (1 << 30)))
+
+
+#define PASSED(s) ((status_t)(s) >= 0)
+#define FAILED(s) ((status_t)(s) < 0)
+