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/*
* SPDX-FileCopyrightText: 2021-22 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef _ESP_TLS_ERRORS_H_
#define _ESP_TLS_ERRORS_H_
#include "esp_err.h"
#ifdef CONFIG_ESP_TLS_USING_MBEDTLS
#include "mbedtls/error.h"
#include "mbedtls/ssl.h"
#elif CONFIG_ESP_TLS_USING_WOLFSSL
#include "wolfssl/wolfcrypt/settings.h"
#include "wolfssl/ssl.h"
#endif
#ifdef __cplusplus
extern "C" {
#endif
#define ESP_ERR_ESP_TLS_BASE 0x8000 /*!< Starting number of ESP-TLS error codes */
/* generic esp-tls error codes */
#define ESP_ERR_ESP_TLS_CANNOT_RESOLVE_HOSTNAME (ESP_ERR_ESP_TLS_BASE + 0x01) /*!< Error if hostname couldn't be resolved upon tls connection */
#define ESP_ERR_ESP_TLS_CANNOT_CREATE_SOCKET (ESP_ERR_ESP_TLS_BASE + 0x02) /*!< Failed to create socket */
#define ESP_ERR_ESP_TLS_UNSUPPORTED_PROTOCOL_FAMILY (ESP_ERR_ESP_TLS_BASE + 0x03) /*!< Unsupported protocol family */
#define ESP_ERR_ESP_TLS_FAILED_CONNECT_TO_HOST (ESP_ERR_ESP_TLS_BASE + 0x04) /*!< Failed to connect to host */
#define ESP_ERR_ESP_TLS_SOCKET_SETOPT_FAILED (ESP_ERR_ESP_TLS_BASE + 0x05) /*!< failed to set/get socket option */
#define ESP_ERR_ESP_TLS_CONNECTION_TIMEOUT (ESP_ERR_ESP_TLS_BASE + 0x06) /*!< new connection in esp_tls_low_level_conn connection timeouted */
#define ESP_ERR_ESP_TLS_SE_FAILED (ESP_ERR_ESP_TLS_BASE + 0x07) /*< esp-tls use Secure Element returned failed */
#define ESP_ERR_ESP_TLS_TCP_CLOSED_FIN (ESP_ERR_ESP_TLS_BASE + 0x08) /*< esp-tls's TPC transport connection has benn closed (in a clean way) */
/* mbedtls specific error codes */
#define ESP_ERR_MBEDTLS_CERT_PARTLY_OK (ESP_ERR_ESP_TLS_BASE + 0x10) /*!< mbedtls parse certificates was partly successful */
#define ESP_ERR_MBEDTLS_CTR_DRBG_SEED_FAILED (ESP_ERR_ESP_TLS_BASE + 0x11) /*!< mbedtls api returned error */
#define ESP_ERR_MBEDTLS_SSL_SET_HOSTNAME_FAILED (ESP_ERR_ESP_TLS_BASE + 0x12) /*!< mbedtls api returned error */
#define ESP_ERR_MBEDTLS_SSL_CONFIG_DEFAULTS_FAILED (ESP_ERR_ESP_TLS_BASE + 0x13) /*!< mbedtls api returned error */
#define ESP_ERR_MBEDTLS_SSL_CONF_ALPN_PROTOCOLS_FAILED (ESP_ERR_ESP_TLS_BASE + 0x14) /*!< mbedtls api returned error */
#define ESP_ERR_MBEDTLS_X509_CRT_PARSE_FAILED (ESP_ERR_ESP_TLS_BASE + 0x15) /*!< mbedtls api returned error */
#define ESP_ERR_MBEDTLS_SSL_CONF_OWN_CERT_FAILED (ESP_ERR_ESP_TLS_BASE + 0x16) /*!< mbedtls api returned error */
#define ESP_ERR_MBEDTLS_SSL_SETUP_FAILED (ESP_ERR_ESP_TLS_BASE + 0x17) /*!< mbedtls api returned error */
#define ESP_ERR_MBEDTLS_SSL_WRITE_FAILED (ESP_ERR_ESP_TLS_BASE + 0x18) /*!< mbedtls api returned error */
#define ESP_ERR_MBEDTLS_PK_PARSE_KEY_FAILED (ESP_ERR_ESP_TLS_BASE + 0x19) /*!< mbedtls api returned failed */
#define ESP_ERR_MBEDTLS_SSL_HANDSHAKE_FAILED (ESP_ERR_ESP_TLS_BASE + 0x1A) /*!< mbedtls api returned failed */
#define ESP_ERR_MBEDTLS_SSL_CONF_PSK_FAILED (ESP_ERR_ESP_TLS_BASE + 0x1B) /*!< mbedtls api returned failed */
#define ESP_ERR_MBEDTLS_SSL_TICKET_SETUP_FAILED (ESP_ERR_ESP_TLS_BASE + 0x1C) /*!< mbedtls api returned failed */
/* wolfssl specific error codes */
#define ESP_ERR_WOLFSSL_SSL_SET_HOSTNAME_FAILED (ESP_ERR_ESP_TLS_BASE + 0x31) /*!< wolfSSL api returned error */
#define ESP_ERR_WOLFSSL_SSL_CONF_ALPN_PROTOCOLS_FAILED (ESP_ERR_ESP_TLS_BASE + 0x32) /*!< wolfSSL api returned error */
#define ESP_ERR_WOLFSSL_CERT_VERIFY_SETUP_FAILED (ESP_ERR_ESP_TLS_BASE + 0x33) /*!< wolfSSL api returned error */
#define ESP_ERR_WOLFSSL_KEY_VERIFY_SETUP_FAILED (ESP_ERR_ESP_TLS_BASE + 0x34) /*!< wolfSSL api returned error */
#define ESP_ERR_WOLFSSL_SSL_HANDSHAKE_FAILED (ESP_ERR_ESP_TLS_BASE + 0x35) /*!< wolfSSL api returned failed */
#define ESP_ERR_WOLFSSL_CTX_SETUP_FAILED (ESP_ERR_ESP_TLS_BASE + 0x36) /*!< wolfSSL api returned failed */
#define ESP_ERR_WOLFSSL_SSL_SETUP_FAILED (ESP_ERR_ESP_TLS_BASE + 0x37) /*!< wolfSSL api returned failed */
#define ESP_ERR_WOLFSSL_SSL_WRITE_FAILED (ESP_ERR_ESP_TLS_BASE + 0x38) /*!< wolfSSL api returned failed */
/**
* Definition of errors reported from IO API (potentially non-blocking) in case of error:
* - esp_tls_conn_read()
* - esp_tls_conn_write()
*/
#ifdef CONFIG_ESP_TLS_USING_MBEDTLS
#define ESP_TLS_ERR_SSL_WANT_READ MBEDTLS_ERR_SSL_WANT_READ
#define ESP_TLS_ERR_SSL_WANT_WRITE MBEDTLS_ERR_SSL_WANT_WRITE
#define ESP_TLS_ERR_SSL_TIMEOUT MBEDTLS_ERR_SSL_TIMEOUT
#elif CONFIG_ESP_TLS_USING_WOLFSSL /* CONFIG_ESP_TLS_USING_MBEDTLS */
#define ESP_TLS_ERR_SSL_WANT_READ -0x6900
#define ESP_TLS_ERR_SSL_WANT_WRITE -0x6880
#define ESP_TLS_ERR_SSL_TIMEOUT WOLFSSL_CBIO_ERR_TIMEOUT
#endif /*CONFIG_ESP_TLS_USING_WOLFSSL */
/**
* Definition of different types/sources of error codes reported
* from different components
*/
typedef enum {
ESP_TLS_ERR_TYPE_UNKNOWN = 0,
ESP_TLS_ERR_TYPE_SYSTEM, /*!< System error -- errno */
ESP_TLS_ERR_TYPE_MBEDTLS, /*!< Error code from mbedTLS library */
ESP_TLS_ERR_TYPE_MBEDTLS_CERT_FLAGS, /*!< Certificate flags defined in mbedTLS */
ESP_TLS_ERR_TYPE_ESP, /*!< ESP-IDF error type -- esp_err_t */
ESP_TLS_ERR_TYPE_WOLFSSL, /*!< Error code from wolfSSL library */
ESP_TLS_ERR_TYPE_WOLFSSL_CERT_FLAGS, /*!< Certificate flags defined in wolfSSL */
ESP_TLS_ERR_TYPE_MAX, /*!< Last err type -- invalid entry */
} esp_tls_error_type_t;
typedef struct esp_tls_last_error* esp_tls_error_handle_t;
/**
* @brief Error structure containing relevant errors in case tls error occurred
*/
typedef struct esp_tls_last_error {
esp_err_t last_error; /*!< error code (based on ESP_ERR_ESP_TLS_BASE) of the last occurred error */
int esp_tls_error_code; /*!< esp_tls error code from last esp_tls failed api */
int esp_tls_flags; /*!< last certification verification flags */
} esp_tls_last_error_t;
#ifdef __cplusplus
}
#endif
#endif //_ESP_TLS_ERRORS_H_
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