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feat(esp_tls): Fix a bug of esp_tls when work on no-block mode

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This commit is contained in:
Liu Han
2019-04-18 14:41:34 +08:00
parent 06e1dfeb52
commit 8b5cd285ce
2 changed files with 14 additions and 0 deletions
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9
components/esp-tls/esp_tls.c
View File

@ -80,6 +80,8 @@ static ssize_t tls_read(esp_tls_t *tls, char *data, size_t datalen)
}
if (ret != MBEDTLS_ERR_SSL_WANT_READ && ret != MBEDTLS_ERR_SSL_WANT_WRITE) {
ESP_LOGE(TAG, "read error :%d:", ret);
} else {
ret = (ret == MBEDTLS_ERR_SSL_WANT_READ) ? ESP_TLS_ERROR_WANT_READ : ESP_TLS_ERROR_WANT_WRITE;
}
}
#elif CONFIG_SSL_USING_WOLFSSL
@ -94,6 +96,8 @@ static ssize_t tls_read(esp_tls_t *tls, char *data, size_t datalen)
if (ret != WOLFSSL_ERROR_WANT_READ && ret != WOLFSSL_ERROR_WANT_WRITE) {
ESP_LOGE(TAG, "read error :%d:", ret);
} else {
ret = (ret == WOLFSSL_ERROR_WANT_READ) ? ESP_TLS_ERROR_WANT_READ : ESP_TLS_ERROR_WANT_WRITE;
}
}
#endif
@ -481,14 +485,19 @@ static ssize_t tls_write(esp_tls_t *tls, const char *data, size_t datalen)
if (ret < 0) {
if (ret != MBEDTLS_ERR_SSL_WANT_READ && ret != MBEDTLS_ERR_SSL_WANT_WRITE) {
ESP_LOGE(TAG, "write error :%d:", ret);
} else {
ret = (ret == MBEDTLS_ERR_SSL_WANT_READ) ? ESP_TLS_ERROR_WANT_READ : ESP_TLS_ERROR_WANT_WRITE;
}
}
return ret;
#elif CONFIG_SSL_USING_WOLFSSL
ssize_t ret = wolfSSL_write(tls->ssl, (unsigned char*) data, datalen);
if (ret < 0) {
ret = wolfSSL_get_error(tls->ssl, ret);
if (ret != WOLFSSL_ERROR_WANT_READ && ret != WOLFSSL_ERROR_WANT_WRITE) {
ESP_LOGE(TAG, "write error :%d:", ret);
} else {
ret = (ret == WOLFSSL_ERROR_WANT_READ) ? ESP_TLS_ERROR_WANT_READ : ESP_TLS_ERROR_WANT_WRITE;
}
}
return ret;

5
components/esp-tls/esp_tls.h
View File

@ -35,6 +35,11 @@
extern "C" {
#endif
typedef enum {
ESP_TLS_ERROR_WANT_READ = -2,
ESP_TLS_ERROR_WANT_WRITE = -3,
} esp_tls_error_t;
/**
* @brief ESP-TLS Connection State
*/