Kenji Arai / mbed-os_TYBLE16

mbed-os5 only for TYBLE16

Dependents:   TYBLE16_simple_data_logger TYBLE16_MP3_Air

platform/source/mbed_mem_trace.cpp@1:9db0e321a9f4, 2019-12-31 (annotated)

Committer:
kenjiArai
Date:
Tue Dec 31 06:02:27 2019 +0000
Revision:
1:9db0e321a9f4
updated based on mbed-os5.15.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kenjiArai 1:9db0e321a9f4 1 /* mbed Microcontroller Library
kenjiArai 1:9db0e321a9f4 2 * Copyright (c) 2006-2019 ARM Limited
kenjiArai 1:9db0e321a9f4 3 * SPDX-License-Identifier: Apache-2.0
kenjiArai 1:9db0e321a9f4 4 *
kenjiArai 1:9db0e321a9f4 5 * Licensed under the Apache License, Version 2.0 (the "License");
kenjiArai 1:9db0e321a9f4 6 * you may not use this file except in compliance with the License.
kenjiArai 1:9db0e321a9f4 7 * You may obtain a copy of the License at
kenjiArai 1:9db0e321a9f4 8 *
kenjiArai 1:9db0e321a9f4 9 * http://www.apache.org/licenses/LICENSE-2.0
kenjiArai 1:9db0e321a9f4 10 *
kenjiArai 1:9db0e321a9f4 11 * Unless required by applicable law or agreed to in writing, software
kenjiArai 1:9db0e321a9f4 12 * distributed under the License is distributed on an "AS IS" BASIS,
kenjiArai 1:9db0e321a9f4 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
kenjiArai 1:9db0e321a9f4 14 * See the License for the specific language governing permissions and
kenjiArai 1:9db0e321a9f4 15 * limitations under the License.
kenjiArai 1:9db0e321a9f4 16 */
kenjiArai 1:9db0e321a9f4 17
kenjiArai 1:9db0e321a9f4 18 #include <stdlib.h>
kenjiArai 1:9db0e321a9f4 19 #include <stdarg.h>
kenjiArai 1:9db0e321a9f4 20 #include <stdio.h>
kenjiArai 1:9db0e321a9f4 21 #include "platform/mbed_mem_trace.h"
kenjiArai 1:9db0e321a9f4 22 #include "platform/SingletonPtr.h"
kenjiArai 1:9db0e321a9f4 23 #include "platform/PlatformMutex.h"
kenjiArai 1:9db0e321a9f4 24
kenjiArai 1:9db0e321a9f4 25 /******************************************************************************
kenjiArai 1:9db0e321a9f4 26 * Internal variables, functions and helpers
kenjiArai 1:9db0e321a9f4 27 *****************************************************************************/
kenjiArai 1:9db0e321a9f4 28
kenjiArai 1:9db0e321a9f4 29 /* The callback function that will be called after a traced memory operations finishes. */
kenjiArai 1:9db0e321a9f4 30 static mbed_mem_trace_cb_t mem_trace_cb;
kenjiArai 1:9db0e321a9f4 31 static mbed_mem_trace_cb_t mem_trace_cb_reserve;
kenjiArai 1:9db0e321a9f4 32 /* 'trace_lock_count' guards "trace inside trace" situations (for example, the implementation
kenjiArai 1:9db0e321a9f4 33 * of realloc() might call malloc() internally, and since malloc() is also traced, this could
kenjiArai 1:9db0e321a9f4 34 * result in two calls to the callback function instead of one. */
kenjiArai 1:9db0e321a9f4 35 static uint8_t trace_lock_count;
kenjiArai 1:9db0e321a9f4 36 static SingletonPtr<PlatformMutex> mem_trace_mutex;
kenjiArai 1:9db0e321a9f4 37
kenjiArai 1:9db0e321a9f4 38 #define TRACE_FIRST_LOCK() (trace_lock_count < 2)
kenjiArai 1:9db0e321a9f4 39
kenjiArai 1:9db0e321a9f4 40
kenjiArai 1:9db0e321a9f4 41 /******************************************************************************
kenjiArai 1:9db0e321a9f4 42 * Public interface
kenjiArai 1:9db0e321a9f4 43 *****************************************************************************/
kenjiArai 1:9db0e321a9f4 44
kenjiArai 1:9db0e321a9f4 45 void mbed_mem_trace_set_callback(mbed_mem_trace_cb_t cb)
kenjiArai 1:9db0e321a9f4 46 {
kenjiArai 1:9db0e321a9f4 47 mem_trace_cb = cb;
kenjiArai 1:9db0e321a9f4 48 }
kenjiArai 1:9db0e321a9f4 49
kenjiArai 1:9db0e321a9f4 50 void mbed_mem_trace_disable()
kenjiArai 1:9db0e321a9f4 51 {
kenjiArai 1:9db0e321a9f4 52 mbed_mem_trace_lock();
kenjiArai 1:9db0e321a9f4 53 if (mem_trace_cb) {
kenjiArai 1:9db0e321a9f4 54 mem_trace_cb_reserve = mem_trace_cb;
kenjiArai 1:9db0e321a9f4 55 mem_trace_cb = 0;
kenjiArai 1:9db0e321a9f4 56 }
kenjiArai 1:9db0e321a9f4 57 mbed_mem_trace_unlock();
kenjiArai 1:9db0e321a9f4 58 }
kenjiArai 1:9db0e321a9f4 59 void mbed_mem_trace_enable()
kenjiArai 1:9db0e321a9f4 60 {
kenjiArai 1:9db0e321a9f4 61 mbed_mem_trace_lock();
kenjiArai 1:9db0e321a9f4 62 if (!mem_trace_cb && mem_trace_cb_reserve) {
kenjiArai 1:9db0e321a9f4 63 mem_trace_cb = mem_trace_cb_reserve;
kenjiArai 1:9db0e321a9f4 64 }
kenjiArai 1:9db0e321a9f4 65 mbed_mem_trace_unlock();
kenjiArai 1:9db0e321a9f4 66 }
kenjiArai 1:9db0e321a9f4 67
kenjiArai 1:9db0e321a9f4 68 void mbed_mem_trace_lock()
kenjiArai 1:9db0e321a9f4 69 {
kenjiArai 1:9db0e321a9f4 70 mem_trace_mutex->lock();
kenjiArai 1:9db0e321a9f4 71 trace_lock_count++;
kenjiArai 1:9db0e321a9f4 72 }
kenjiArai 1:9db0e321a9f4 73
kenjiArai 1:9db0e321a9f4 74 void mbed_mem_trace_unlock()
kenjiArai 1:9db0e321a9f4 75 {
kenjiArai 1:9db0e321a9f4 76 trace_lock_count--;
kenjiArai 1:9db0e321a9f4 77 mem_trace_mutex->unlock();
kenjiArai 1:9db0e321a9f4 78 }
kenjiArai 1:9db0e321a9f4 79
kenjiArai 1:9db0e321a9f4 80 void *mbed_mem_trace_malloc(void *res, size_t size, void *caller)
kenjiArai 1:9db0e321a9f4 81 {
kenjiArai 1:9db0e321a9f4 82 if (mem_trace_cb) {
kenjiArai 1:9db0e321a9f4 83 if (TRACE_FIRST_LOCK()) {
kenjiArai 1:9db0e321a9f4 84 mem_trace_cb(MBED_MEM_TRACE_MALLOC, res, caller, size);
kenjiArai 1:9db0e321a9f4 85 }
kenjiArai 1:9db0e321a9f4 86 }
kenjiArai 1:9db0e321a9f4 87 return res;
kenjiArai 1:9db0e321a9f4 88 }
kenjiArai 1:9db0e321a9f4 89
kenjiArai 1:9db0e321a9f4 90 void *mbed_mem_trace_realloc(void *res, void *ptr, size_t size, void *caller)
kenjiArai 1:9db0e321a9f4 91 {
kenjiArai 1:9db0e321a9f4 92 if (mem_trace_cb) {
kenjiArai 1:9db0e321a9f4 93 if (TRACE_FIRST_LOCK()) {
kenjiArai 1:9db0e321a9f4 94 mem_trace_cb(MBED_MEM_TRACE_REALLOC, res, caller, ptr, size);
kenjiArai 1:9db0e321a9f4 95 }
kenjiArai 1:9db0e321a9f4 96 }
kenjiArai 1:9db0e321a9f4 97 return res;
kenjiArai 1:9db0e321a9f4 98 }
kenjiArai 1:9db0e321a9f4 99
kenjiArai 1:9db0e321a9f4 100 void *mbed_mem_trace_calloc(void *res, size_t num, size_t size, void *caller)
kenjiArai 1:9db0e321a9f4 101 {
kenjiArai 1:9db0e321a9f4 102 if (mem_trace_cb) {
kenjiArai 1:9db0e321a9f4 103 if (TRACE_FIRST_LOCK()) {
kenjiArai 1:9db0e321a9f4 104 mem_trace_cb(MBED_MEM_TRACE_CALLOC, res, caller, num, size);
kenjiArai 1:9db0e321a9f4 105 }
kenjiArai 1:9db0e321a9f4 106 }
kenjiArai 1:9db0e321a9f4 107 return res;
kenjiArai 1:9db0e321a9f4 108 }
kenjiArai 1:9db0e321a9f4 109
kenjiArai 1:9db0e321a9f4 110 void mbed_mem_trace_free(void *ptr, void *caller)
kenjiArai 1:9db0e321a9f4 111 {
kenjiArai 1:9db0e321a9f4 112 if (mem_trace_cb) {
kenjiArai 1:9db0e321a9f4 113 if (TRACE_FIRST_LOCK()) {
kenjiArai 1:9db0e321a9f4 114 mem_trace_cb(MBED_MEM_TRACE_FREE, NULL, caller, ptr);
kenjiArai 1:9db0e321a9f4 115 }
kenjiArai 1:9db0e321a9f4 116 }
kenjiArai 1:9db0e321a9f4 117 }
kenjiArai 1:9db0e321a9f4 118
kenjiArai 1:9db0e321a9f4 119 void mbed_mem_trace_default_callback(uint8_t op, void *res, void *caller, ...)
kenjiArai 1:9db0e321a9f4 120 {
kenjiArai 1:9db0e321a9f4 121 va_list va;
kenjiArai 1:9db0e321a9f4 122 size_t temp_s1, temp_s2;
kenjiArai 1:9db0e321a9f4 123 void *temp_ptr;
kenjiArai 1:9db0e321a9f4 124
kenjiArai 1:9db0e321a9f4 125 va_start(va, caller);
kenjiArai 1:9db0e321a9f4 126 switch (op) {
kenjiArai 1:9db0e321a9f4 127 case MBED_MEM_TRACE_MALLOC:
kenjiArai 1:9db0e321a9f4 128 temp_s1 = va_arg(va, size_t);
kenjiArai 1:9db0e321a9f4 129 printf(MBED_MEM_DEFAULT_TRACER_PREFIX "m:%p;%p-%u\n", res, caller, temp_s1);
kenjiArai 1:9db0e321a9f4 130 break;
kenjiArai 1:9db0e321a9f4 131
kenjiArai 1:9db0e321a9f4 132 case MBED_MEM_TRACE_REALLOC:
kenjiArai 1:9db0e321a9f4 133 temp_ptr = va_arg(va, void *);
kenjiArai 1:9db0e321a9f4 134 temp_s1 = va_arg(va, size_t);
kenjiArai 1:9db0e321a9f4 135 printf(MBED_MEM_DEFAULT_TRACER_PREFIX "r:%p;%p-%p;%u\n", res, caller, temp_ptr, temp_s1);
kenjiArai 1:9db0e321a9f4 136 break;
kenjiArai 1:9db0e321a9f4 137
kenjiArai 1:9db0e321a9f4 138 case MBED_MEM_TRACE_CALLOC:
kenjiArai 1:9db0e321a9f4 139 temp_s1 = va_arg(va, size_t);
kenjiArai 1:9db0e321a9f4 140 temp_s2 = va_arg(va, size_t);
kenjiArai 1:9db0e321a9f4 141 printf(MBED_MEM_DEFAULT_TRACER_PREFIX "c:%p;%p-%u;%u\n", res, caller, temp_s1, temp_s2);
kenjiArai 1:9db0e321a9f4 142 break;
kenjiArai 1:9db0e321a9f4 143
kenjiArai 1:9db0e321a9f4 144 case MBED_MEM_TRACE_FREE:
kenjiArai 1:9db0e321a9f4 145 temp_ptr = va_arg(va, void *);
kenjiArai 1:9db0e321a9f4 146 printf(MBED_MEM_DEFAULT_TRACER_PREFIX "f:%p;%p-%p\n", res, caller, temp_ptr);
kenjiArai 1:9db0e321a9f4 147 break;
kenjiArai 1:9db0e321a9f4 148
kenjiArai 1:9db0e321a9f4 149 default:
kenjiArai 1:9db0e321a9f4 150 printf("?\n");
kenjiArai 1:9db0e321a9f4 151 }
kenjiArai 1:9db0e321a9f4 152 va_end(va);
kenjiArai 1:9db0e321a9f4 153 }