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101 lines
2.4 KiB
C
101 lines
2.4 KiB
C
/*
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* SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef _DYNAMIC_IMPL_H_
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#define _DYNAMIC_IMPL_H_
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#include <stddef.h>
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#include <string.h>
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#include <stdbool.h>
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/* TODO: Remove this once the appropriate solution is found
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*
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* ssl_misc.h header uses private elements from
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* mbedtls, which become undefined if the following flag
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* is not defined
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*/
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#define MBEDTLS_ALLOW_PRIVATE_ACCESS
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// located at mbedtls/library/ssl_misc.h
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#include "ssl_misc.h"
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#include "mbedtls/ssl.h"
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#include "mbedtls/platform.h"
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#include "esp_log.h"
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#define TRACE_CHECK(_fn, _state) \
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({ \
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ESP_LOGV(TAG, "%d " _state " to do \"%s\"", __LINE__, # _fn); \
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})
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#define CHECK_OK(_fn) \
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({ \
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int _ret; \
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\
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TRACE_CHECK(_fn, "state"); \
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\
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if ((_ret = _fn) != 0) { \
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ESP_LOGV(TAG, "\"%s\" result is %d", # _fn, -_ret); \
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TRACE_CHECK(_fn, "fail"); \
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return _ret; \
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} \
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\
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TRACE_CHECK(_fn, "end"); \
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\
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})
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typedef enum {
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ESP_MBEDTLS_SSL_BUF_CACHED,
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ESP_MBEDTLS_SSL_BUF_NO_CACHED,
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} esp_mbedtls_ssl_buf_states;
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struct esp_mbedtls_ssl_buf {
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esp_mbedtls_ssl_buf_states state;
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unsigned int len;
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unsigned char buf[];
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};
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#define SSL_BUF_HEAD_OFFSET_SIZE ((int)offsetof(struct esp_mbedtls_ssl_buf, buf))
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void esp_mbedtls_free_buf(unsigned char *buf);
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int esp_mbedtls_setup_tx_buffer(mbedtls_ssl_context *ssl);
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void esp_mbedtls_setup_rx_buffer(mbedtls_ssl_context *ssl);
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int esp_mbedtls_reset_add_tx_buffer(mbedtls_ssl_context *ssl);
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int esp_mbedtls_reset_add_rx_buffer(mbedtls_ssl_context *ssl);
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int esp_mbedtls_reset_free_tx_buffer(mbedtls_ssl_context *ssl);
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void esp_mbedtls_reset_free_rx_buffer(mbedtls_ssl_context *ssl);
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int esp_mbedtls_add_tx_buffer(mbedtls_ssl_context *ssl, size_t buffer_len);
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int esp_mbedtls_add_rx_buffer(mbedtls_ssl_context *ssl);
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int esp_mbedtls_free_tx_buffer(mbedtls_ssl_context *ssl);
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int esp_mbedtls_free_rx_buffer(mbedtls_ssl_context *ssl);
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size_t esp_mbedtls_get_crt_size(mbedtls_x509_crt *cert, size_t *num);
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#ifdef CONFIG_MBEDTLS_DYNAMIC_FREE_CONFIG_DATA
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void esp_mbedtls_free_dhm(mbedtls_ssl_context *ssl);
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void esp_mbedtls_free_keycert(mbedtls_ssl_context *ssl);
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void esp_mbedtls_free_keycert_cert(mbedtls_ssl_context *ssl);
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void esp_mbedtls_free_keycert_key(mbedtls_ssl_context *ssl);
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#endif
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#ifdef CONFIG_MBEDTLS_DYNAMIC_FREE_CA_CERT
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void esp_mbedtls_free_cacert(mbedtls_ssl_context *ssl);
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#endif
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#endif /* _DYNAMIC_IMPL_H_ */
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