esp-idf/components/esp-tls/esp_tls_error_capture.c

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/*
* SPDX-FileCopyrightText: 2020-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <sys/cdefs.h>
#include "esp_tls.h"
#include "esp_tls_error_capture_internal.h"
typedef struct esp_tls_error_storage {
struct esp_tls_last_error parent; /*!< standard esp-tls last error container */
int sock_errno; /*!< last socket error captured in esp-tls */
} esp_tls_error_storage_t;
void esp_tls_internal_event_tracker_capture(esp_tls_error_handle_t h, uint32_t type, int code)
{
if (h) {
esp_tls_error_storage_t * storage = __containerof(h, esp_tls_error_storage_t, parent);
if (type == ESP_TLS_ERR_TYPE_ESP) {
storage->parent.last_error = code;
} else if (type == ESP_TLS_ERR_TYPE_MBEDTLS ||
type == ESP_TLS_ERR_TYPE_WOLFSSL) {
storage->parent.esp_tls_error_code = code;
} else if (type == ESP_TLS_ERR_TYPE_MBEDTLS_CERT_FLAGS ||
type == ESP_TLS_ERR_TYPE_WOLFSSL_CERT_FLAGS) {
storage->parent.esp_tls_flags = code;
} else if (type == ESP_TLS_ERR_TYPE_SYSTEM) {
storage->sock_errno = code;
}
}
}
esp_tls_error_handle_t esp_tls_internal_event_tracker_create(void)
{
// Allocating internal error storage which extends the parent type
// `esp_tls_last_error` defined at interface level
struct esp_tls_error_storage* storage =
calloc(1, sizeof(struct esp_tls_error_storage));
return &storage->parent;
}
void esp_tls_internal_event_tracker_destroy(esp_tls_error_handle_t h)
{
esp_tls_error_storage_t * storage = __containerof(h, esp_tls_error_storage_t, parent);
free(storage);
}
esp_err_t esp_tls_get_and_clear_error_type(esp_tls_error_handle_t h, esp_tls_error_type_t type, int *code)
{
if (h && type < ESP_TLS_ERR_TYPE_MAX && code) {
esp_tls_error_storage_t * storage = __containerof(h, esp_tls_error_storage_t, parent);
if (type == ESP_TLS_ERR_TYPE_ESP) {
*code = storage->parent.last_error;
storage->parent.last_error = 0;
} else if (type == ESP_TLS_ERR_TYPE_MBEDTLS ||
type == ESP_TLS_ERR_TYPE_WOLFSSL) {
*code = storage->parent.esp_tls_error_code;
storage->parent.esp_tls_error_code = 0;
} else if (type == ESP_TLS_ERR_TYPE_MBEDTLS_CERT_FLAGS ||
type == ESP_TLS_ERR_TYPE_WOLFSSL_CERT_FLAGS) {
*code = storage->parent.esp_tls_flags;
storage->parent.esp_tls_flags = 0;
} else if (type == ESP_TLS_ERR_TYPE_SYSTEM) {
*code = storage->sock_errno;
storage->sock_errno = 0;
} else {
return ESP_ERR_INVALID_ARG;
}
return ESP_OK;
}
return ESP_ERR_INVALID_ARG;
}