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https://github.com/espressif/esp-idf.git
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ce519ee783
Everytime we report error and log errno, we also capture the actual errno to an internal storage so that user application can retrieve its value.
82 lines
3.2 KiB
C
82 lines
3.2 KiB
C
// Copyright 2020 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "esp_tls.h"
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#include "esp_tls_error_capture_internal.h"
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typedef struct esp_tls_error_storage {
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struct esp_tls_last_error parent; /*!< standard esp-tls last error container */
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int sock_errno; /*!< last socket error captured in esp-tls */
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} esp_tls_error_storage_t;
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void esp_tls_internal_event_tracker_capture(esp_tls_error_handle_t h, uint32_t type, int code)
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{
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if (h) {
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esp_tls_error_storage_t * storage = __containerof(h, esp_tls_error_storage_t, parent);
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if (type == ESP_TLS_ERR_TYPE_ESP) {
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storage->parent.last_error = code;
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} else if (type == ESP_TLS_ERR_TYPE_MBEDTLS ||
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type == ESP_TLS_ERR_TYPE_WOLFSSL) {
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storage->parent.esp_tls_error_code = code;
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} else if (type == ESP_TLS_ERR_TYPE_MBEDTLS_CERT_FLAGS ||
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type == ESP_TLS_ERR_TYPE_WOLFSSL_CERT_FLAGS) {
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storage->parent.esp_tls_flags = code;
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} else if (type == ESP_TLS_ERR_TYPE_SYSTEM) {
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storage->sock_errno = code;
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}
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}
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}
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esp_tls_error_handle_t esp_tls_internal_event_tracker_create(void)
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{
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// Allocating internal error storage which extends the parent type
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// `esp_tls_last_error` defined at interface level
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struct esp_tls_error_storage* storage =
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calloc(1, sizeof(struct esp_tls_error_storage));
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return &storage->parent;
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}
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void esp_tls_internal_event_tracker_destroy(esp_tls_error_handle_t h)
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{
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esp_tls_error_storage_t * storage = __containerof(h, esp_tls_error_storage_t, parent);
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free(storage);
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}
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esp_err_t esp_tls_get_and_clear_error_type(esp_tls_error_handle_t h, esp_tls_error_type_t type, int *code)
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{
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if (h && type < ESP_TLS_ERR_TYPE_MAX && code) {
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esp_tls_error_storage_t * storage = __containerof(h, esp_tls_error_storage_t, parent);
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if (type == ESP_TLS_ERR_TYPE_ESP) {
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*code = storage->parent.last_error;
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storage->parent.last_error = 0;
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} else if (type == ESP_TLS_ERR_TYPE_MBEDTLS ||
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type == ESP_TLS_ERR_TYPE_WOLFSSL) {
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*code = storage->parent.esp_tls_error_code;
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storage->parent.esp_tls_error_code = 0;
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} else if (type == ESP_TLS_ERR_TYPE_MBEDTLS_CERT_FLAGS ||
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type == ESP_TLS_ERR_TYPE_WOLFSSL_CERT_FLAGS) {
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*code = storage->parent.esp_tls_flags;
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storage->parent.esp_tls_flags = 0;
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} else if (type == ESP_TLS_ERR_TYPE_SYSTEM) {
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*code = storage->sock_errno;
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storage->sock_errno = 0;
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} else {
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return ESP_ERR_INVALID_ARG;
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}
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return ESP_OK;
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}
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return ESP_ERR_INVALID_ARG;
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}
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