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/******************************************************************************
*
* Copyright (C) 2014 Google, Inc.
*
* 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 <stdlib.h>
#include <string.h>
#include "bt_common.h"
#include "osi/allocator.h"
extern void *pvPortZalloc(size_t size);
extern void vPortFree(void *pv);
#if HEAP_MEMORY_DEBUG
#define OSI_MEM_DBG_INFO_MAX 1024*3
typedef struct {
void *p;
int size;
const char *func;
int line;
} osi_mem_dbg_info_t;
static uint32_t mem_dbg_count = 0;
static osi_mem_dbg_info_t mem_dbg_info[OSI_MEM_DBG_INFO_MAX];
static uint32_t mem_dbg_current_size = 0;
static uint32_t mem_dbg_max_size = 0;
#define OSI_MEM_DBG_MAX_SECTION_NUM 5
typedef struct {
bool used;
uint32_t max_size;
} osi_mem_dbg_max_size_section_t;
static osi_mem_dbg_max_size_section_t mem_dbg_max_size_section[OSI_MEM_DBG_MAX_SECTION_NUM];
void osi_mem_dbg_init(void)
{
int i;
for (i = 0; i < OSI_MEM_DBG_INFO_MAX; i++) {
mem_dbg_info[i].p = NULL;
mem_dbg_info[i].size = 0;
mem_dbg_info[i].func = NULL;
mem_dbg_info[i].line = 0;
}
mem_dbg_count = 0;
mem_dbg_current_size = 0;
mem_dbg_max_size = 0;
for (i = 0; i < OSI_MEM_DBG_MAX_SECTION_NUM; i++){
mem_dbg_max_size_section[i].used = false;
mem_dbg_max_size_section[i].max_size = 0;
}
}
void osi_mem_dbg_record(void *p, int size, const char *func, int line)
{
int i;
if (!p || size == 0) {
OSI_TRACE_ERROR("%s invalid !!\n", __func__);
return;
}
for (i = 0; i < OSI_MEM_DBG_INFO_MAX; i++) {
if (mem_dbg_info[i].p == NULL) {
mem_dbg_info[i].p = p;
mem_dbg_info[i].size = size;
mem_dbg_info[i].func = func;
mem_dbg_info[i].line = line;
mem_dbg_count++;
break;
}
}
if (i >= OSI_MEM_DBG_INFO_MAX) {
OSI_TRACE_ERROR("%s full %s %d !!\n", __func__, func, line);
}
mem_dbg_current_size += size;
if(mem_dbg_max_size < mem_dbg_current_size) {
mem_dbg_max_size = mem_dbg_current_size;
}
for (i = 0; i < OSI_MEM_DBG_MAX_SECTION_NUM; i++){
if (mem_dbg_max_size_section[i].used) {
if(mem_dbg_max_size_section[i].max_size < mem_dbg_current_size) {
mem_dbg_max_size_section[i].max_size = mem_dbg_current_size;
}
}
}
}
void osi_mem_dbg_clean(void *p, const char *func, int line)
{
int i;
if (!p) {
OSI_TRACE_ERROR("%s invalid\n", __func__);
return;
}
for (i = 0; i < OSI_MEM_DBG_INFO_MAX; i++) {
if (mem_dbg_info[i].p == p) {
mem_dbg_current_size -= mem_dbg_info[i].size;
mem_dbg_info[i].p = NULL;
mem_dbg_info[i].size = 0;
mem_dbg_info[i].func = NULL;
mem_dbg_info[i].line = 0;
mem_dbg_count--;
break;
}
}
if (i >= OSI_MEM_DBG_INFO_MAX) {
OSI_TRACE_ERROR("%s full %s %d !!\n", __func__, func, line);
}
}
void osi_mem_dbg_show(void)
{
int i;
for (i = 0; i < OSI_MEM_DBG_INFO_MAX; i++) {
if (mem_dbg_info[i].p || mem_dbg_info[i].size != 0 ) {
OSI_TRACE_ERROR("--> p %p, s %d, f %s, l %d\n", mem_dbg_info[i].p, mem_dbg_info[i].size, mem_dbg_info[i].func, mem_dbg_info[i].line);
}
}
OSI_TRACE_ERROR("--> count %d\n", mem_dbg_count);
OSI_TRACE_ERROR("--> size %dB\n--> max size %dB\n", mem_dbg_current_size, mem_dbg_max_size);
}
uint32_t osi_mem_dbg_get_max_size(void)
{
return mem_dbg_max_size;
}
uint32_t osi_mem_dbg_get_current_size(void)
{
return mem_dbg_current_size;
}
void osi_men_dbg_set_section_start(uint8_t index)
{
if (index >= OSI_MEM_DBG_MAX_SECTION_NUM) {
OSI_TRACE_ERROR("Then range of index should be between 0 and %d, current index is %d.\n",
OSI_MEM_DBG_MAX_SECTION_NUM - 1, index);
return;
}
if (mem_dbg_max_size_section[index].used) {
OSI_TRACE_WARNING("This index(%d) has been started, restart it.\n", index);
}
mem_dbg_max_size_section[index].used = true;
mem_dbg_max_size_section[index].max_size = mem_dbg_current_size;
}
void osi_men_dbg_set_section_end(uint8_t index)
{
if (index >= OSI_MEM_DBG_MAX_SECTION_NUM) {
OSI_TRACE_ERROR("Then range of index should be between 0 and %d, current index is %d.\n",
OSI_MEM_DBG_MAX_SECTION_NUM - 1, index);
return;
}
if (!mem_dbg_max_size_section[index].used) {
OSI_TRACE_ERROR("This index(%d) has not been started.\n", index);
return;
}
mem_dbg_max_size_section[index].used = false;
}
uint32_t osi_mem_dbg_get_max_size_section(uint8_t index)
{
if (index >= OSI_MEM_DBG_MAX_SECTION_NUM){
OSI_TRACE_ERROR("Then range of index should be between 0 and %d, current index is %d.\n",
OSI_MEM_DBG_MAX_SECTION_NUM - 1, index);
return 0;
}
return mem_dbg_max_size_section[index].max_size;
}
#endif
char *osi_strdup(const char *str)
{
size_t size = strlen(str) + 1; // + 1 for the null terminator
char *new_string = (char *)osi_calloc(size);
if (!new_string) {
return NULL;
}
memcpy(new_string, str, size);
return new_string;
}
void *osi_malloc_func(size_t size)
{
void *p = osi_malloc_base(size);
if (size != 0 && p == NULL) {
OSI_TRACE_ERROR("malloc failed (caller=%p size=%u)\n", __builtin_return_address(0), size);
#if HEAP_ALLOCATION_FAILS_ABORT
assert(0);
#endif
}
return p;
}
void *osi_calloc_func(size_t size)
{
void *p = osi_calloc_base(size);
if (size != 0 && p == NULL) {
OSI_TRACE_ERROR("calloc failed (caller=%p size=%u)\n", __builtin_return_address(0), size);
#if HEAP_ALLOCATION_FAILS_ABORT
assert(0);
#endif
}
return p;
}
void osi_free_func(void *ptr)
{
#if HEAP_MEMORY_DEBUG
osi_mem_dbg_clean(ptr, __func__, __LINE__);
#endif
free(ptr);
}
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