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Ethernet: optimize and bugfix

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1. simplify deallocate in esp_eth_mac_new_esp32, esp_eth_mac_new_dm9051
2. remove blocking operation in os timer callback
3. check buffer size in ethernet receive function
This commit is contained in:
suda-morris
2019-09-19 11:27:42 +08:00
parent 25c55405d4
commit 13c128fd31
12 changed files with 523 additions and 381 deletions
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5
components/esp_eth/include/esp_eth.h
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@@ -148,9 +148,14 @@ esp_err_t esp_eth_transmit(esp_eth_handle_t hdl, uint8_t *buf, uint32_t length);
* @param[out] buf: buffer to preserve the received packet
* @param[out] length: length of the received packet
*
* @note Before this function got invoked, the value of "length" should set by user, equals the size of buffer.
* After the function returned, the value of "length" means the real length of received data.
*
* @return
* - ESP_OK: receive frame buffer successfully
* - ESP_ERR_INVALID_ARG: receive frame buffer failed because of some invalid argument
* - ESP_ERR_INVALID_SIZE: input buffer size is not enough to hold the incoming data.
* in this case, value of returned "length" indicates the real size of incoming data.
* - ESP_FAIL: receive frame buffer failed because some other error occurred
*/
esp_err_t esp_eth_receive(esp_eth_handle_t hdl, uint8_t *buf, uint32_t *length);

4
components/esp_eth/include/esp_eth_mac.h
View File

@@ -99,10 +99,14 @@ struct esp_eth_mac_s {
* @param[out] length: length of the received packet
*
* @note Memory of buf is allocated in the Layer2, make sure it get free after process.
* @note Before this function got invoked, the value of "length" should set by user, equals the size of buffer.
* After the function returned, the value of "length" means the real length of received data.
*
* @return
* - ESP_OK: receive packet successfully
* - ESP_ERR_INVALID_ARG: receive packet failed because of invalid argument
* - ESP_ERR_INVALID_SIZE: input buffer size is not enough to hold the incoming data.
* in this case, value of returned "length" indicates the real size of incoming data.
* - ESP_FAIL: receive packet failed because some other error occurred
*
*/