esp-idf/components/bt/bluedroid/osi/allocator.c

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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 "common/bt_defs.h"
#include "osi/allocator.h"
extern void *pvPortZalloc(size_t size);
extern void vPortFree(void *pv);
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#ifdef CONFIG_BT_BLUEDROID_MEM_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 uint32_t mem_dbg_count2 = 0;
static osi_mem_dbg_info_t mem_dbg_info[OSI_MEM_DBG_INFO_MAX];
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_count2 = 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);
}
}
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_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);
}
#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)
{
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#ifdef CONFIG_BT_BLUEDROID_MEM_DEBUG
void *p;
#if CONFIG_BT_ALLOCATION_FROM_SPIRAM_FIRST
p = heap_caps_malloc_prefer(size, 2, MALLOC_CAP_DEFAULT|MALLOC_CAP_SPIRAM, MALLOC_CAP_DEFAULT|MALLOC_CAP_INTERNAL);
#else
p = malloc(size);
#endif /* #if CONFIG_BT_ALLOCATION_FROM_SPIRAM_FIRST */
osi_mem_dbg_record(p, size, __func__, __LINE__);
return p;
#else
#if CONFIG_BT_ALLOCATION_FROM_SPIRAM_FIRST
return heap_caps_malloc_prefer(size, 2, MALLOC_CAP_DEFAULT|MALLOC_CAP_SPIRAM, MALLOC_CAP_DEFAULT|MALLOC_CAP_INTERNAL);
#else
return malloc(size);
#endif /* #if CONFIG_BT_ALLOCATION_FROM_SPIRAM_FIRST */
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#endif /* #ifdef CONFIG_BT_BLUEDROID_MEM_DEBUG */
}
void *osi_calloc_func(size_t size)
{
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#ifdef CONFIG_BT_BLUEDROID_MEM_DEBUG
void *p;
#if CONFIG_BT_ALLOCATION_FROM_SPIRAM_FIRST
p = heap_caps_calloc_prefer(1, size, 2, MALLOC_CAP_DEFAULT|MALLOC_CAP_SPIRAM, MALLOC_CAP_DEFAULT|MALLOC_CAP_INTERNAL);
#else
p = calloc(1, size);
#endif /* #if CONFIG_BT_ALLOCATION_FROM_SPIRAM_FIRST */
osi_mem_dbg_record(p, size, __func__, __LINE__);
return p;
#else
#if CONFIG_BT_ALLOCATION_FROM_SPIRAM_FIRST
return heap_caps_calloc_prefer(1, size, 2, MALLOC_CAP_DEFAULT|MALLOC_CAP_SPIRAM, MALLOC_CAP_DEFAULT|MALLOC_CAP_INTERNAL);
#else
return calloc(1, size);
#endif /* #if CONFIG_BT_ALLOCATION_FROM_SPIRAM_FIRST */
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#endif /* #ifdef CONFIG_BT_BLUEDROID_MEM_DEBUG */
}
void osi_free_func(void *ptr)
{
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#ifdef CONFIG_BT_BLUEDROID_MEM_DEBUG
osi_mem_dbg_clean(ptr, __func__, __LINE__);
#endif
free(ptr);
}