Diff: mbed/platform/mbed_stats.h

Revision:

6:40e873bbc5f7

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed/platform/mbed_stats.h	Thu Mar 16 21:58:09 2017 +0900
@@ -0,0 +1,75 @@
+
+/** \addtogroup platform */
+/** @{*/
+/* mbed Microcontroller Library
+ * Copyright (c) 2016-2016 ARM Limited
+ *
+ * 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.
+ */
+#ifndef MBED_STATS_H
+#define MBED_STATS_H
+#include <stdint.h>
+#include <stddef.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct {
+    uint32_t current_size;      /**< Bytes allocated currently. */
+    uint32_t max_size;          /**< Max bytes allocated at a given time. */
+    uint32_t total_size;        /**< Cumulative sum of bytes ever allocated. */
+    uint32_t reserved_size;     /**< Current number of bytes allocated for the heap. */
+    uint32_t alloc_cnt;         /**< Current number of allocations. */
+    uint32_t alloc_fail_cnt;    /**< Number of failed allocations. */
+} mbed_stats_heap_t;
+
+/**
+ *  Fill the passed in heap stat structure with heap stats.
+ *
+ *  @param stats    A pointer to the mbed_stats_heap_t structure to fill
+ */
+void mbed_stats_heap_get(mbed_stats_heap_t *stats);
+
+typedef struct {
+    uint32_t thread_id;         /**< Identifier for thread that owns the stack. */
+    uint32_t max_size;          /**< Sum of the maximum number of bytes used in each stack. */
+    uint32_t reserved_size;     /**< Current number of bytes allocated for all stacks. */
+    uint32_t stack_cnt;         /**< Number of stacks currently allocated. */
+} mbed_stats_stack_t;
+
+/**
+ *  Fill the passed in structure with stack stats.
+ *
+ *  @param stats    A pointer to the mbed_stats_stack_t structure to fill
+ */
+void mbed_stats_stack_get(mbed_stats_stack_t *stats);
+
+/**
+ *  Fill the passed array of stat structures with the stack stats
+ *  for each available stack.
+ *
+ *  @param stats    A pointer to an array of mbed_stats_stack_t structures to fill
+ *  @param count    The number of mbed_stats_stack_t structures in the provided array
+ *  @return         The number of mbed_stats_stack_t structures that have been filled,
+ *                  this is equal to the number of stacks on the system.
+ */
+size_t mbed_stats_stack_get_each(mbed_stats_stack_t *stats, size_t count);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
+/** @}*/