mbed TLS v3.3.0
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memory_buffer_alloc.h
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1
6/*
7 * Copyright The Mbed TLS Contributors
8 * SPDX-License-Identifier: Apache-2.0
9 *
10 * Licensed under the Apache License, Version 2.0 (the "License"); you may
11 * not use this file except in compliance with the License.
12 * You may obtain a copy of the License at
13 *
14 * http://www.apache.org/licenses/LICENSE-2.0
15 *
16 * Unless required by applicable law or agreed to in writing, software
17 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
18 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19 * See the License for the specific language governing permissions and
20 * limitations under the License.
21 */
22#ifndef MBEDTLS_MEMORY_BUFFER_ALLOC_H
23#define MBEDTLS_MEMORY_BUFFER_ALLOC_H
24
25#include "mbedtls/build_info.h"
26
27#include <stddef.h>
28
37#if !defined(MBEDTLS_MEMORY_ALIGN_MULTIPLE)
38#define MBEDTLS_MEMORY_ALIGN_MULTIPLE 4
39#endif
40
43#define MBEDTLS_MEMORY_VERIFY_NONE 0
44#define MBEDTLS_MEMORY_VERIFY_ALLOC (1 << 0)
45#define MBEDTLS_MEMORY_VERIFY_FREE (1 << 1)
46#define MBEDTLS_MEMORY_VERIFY_ALWAYS (MBEDTLS_MEMORY_VERIFY_ALLOC | MBEDTLS_MEMORY_VERIFY_FREE)
47
48#ifdef __cplusplus
49extern "C" {
50#endif
51
67void mbedtls_memory_buffer_alloc_init( unsigned char *buf, size_t len );
68
73
83
84#if defined(MBEDTLS_MEMORY_DEBUG)
91void mbedtls_memory_buffer_alloc_status( void );
92
99void mbedtls_memory_buffer_alloc_count_get( size_t *alloc_count, size_t *free_count );
100
109void mbedtls_memory_buffer_alloc_max_get( size_t *max_used, size_t *max_blocks );
110
114void mbedtls_memory_buffer_alloc_max_reset( void );
115
124void mbedtls_memory_buffer_alloc_cur_get( size_t *cur_used, size_t *cur_blocks );
125#endif /* MBEDTLS_MEMORY_DEBUG */
126
139
140#if defined(MBEDTLS_SELF_TEST)
147#endif
148
149#ifdef __cplusplus
150}
151#endif
152
153#endif /* memory_buffer_alloc.h */
Build-time configuration info.
int mbedtls_memory_buffer_alloc_verify(void)
Verifies that all headers in the memory buffer are correct and contain sane values....
void mbedtls_memory_buffer_set_verify(int verify)
Determine when the allocator should automatically verify the state of the entire chain of headers / m...
int mbedtls_memory_buffer_alloc_self_test(int verbose)
Checkup routine.
void mbedtls_memory_buffer_alloc_init(unsigned char *buf, size_t len)
Initialize use of stack-based memory allocator. The stack-based allocator does memory management insi...
void mbedtls_memory_buffer_alloc_free(void)
Free the mutex for thread-safety and clear remaining memory.