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SourceVuESP-IDF Framework and ExamplesESP-IDFesp_eth_transmit()

esp_eth_transmit() function

General Transmit

Syntax

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Summary

Declaration

Definition

from esp_eth_driver.h:274

esp_err_t esp_eth_transmit(esp_eth_handle_t hdl, void *buf, size_t length);

Implemented in esp_eth.c:339

Arguments

Argument

Description

hdl

handle of Ethernet driver

buf

buffer of the packet to transfer

length

length of the buffer to transfer

Return value

- ESP_OK: transmit frame buffer successfully - ESP_ERR_INVALID_ARG: transmit frame buffer failed because of some invalid argument - ESP_ERR_INVALID_STATE: invalid driver state (e.i. driver is not started) - ESP_ERR_TIMEOUT: transmit frame buffer failed because HW was not get available in predefined period - ESP_FAIL: transmit frame buffer failed because some other error occurred

Examples

esp_eth_transmit() is referenced by 2 libraries and example projects:

References

from 0/2 examples

Code

Location

Referrer

esp_err_t esp_eth_transmit(esp_eth_handle_t hdl, void *buf, size_t length)

esp_err_t esp_eth_transmit(esp_eth_handle_t hdl, void *buf, size_t length);

esp_eth_driver.h:274

.transmit = esp_eth_transmit,

esp_eth_netif_glue.c:60

esp_eth_post_attach()

s_l2tap_sockets[fd].driver_transmit = esp_eth_transmit;

esp_vfs_l2tap.c:223

Call Tree

from 0/2 examples

esp_eth_transmit() calls 5 functions:

esp_eth_transmit()

esp_log_timestamp()

esp_log_write()

esp_eth_mac_s::transmit

xQueueGenericSend()

xQueueSemaphoreTake()

Data Use

from 0/2 examples

esp_eth_transmit() reads 9 variables and writes 2 variables:

esp_log_level_t::ESP_LOG_ERROR

esp_log_level_t::ESP_LOG_WARN

esp_log_level_t::ESP_LOG_INFO

esp_log_level_t::ESP_LOG_DEBUG

esp_log_level_t::ESP_LOG_VERBOSE

esp_eth_driver_t::mac

eth_link_t::ETH_LINK_UP

esp_eth_driver_t::transmit_mutex

esp_eth_transmit()

esp_eth_post_attach()

Class Tree

from 0/2 examples

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Override Tree

from 0/2 examples

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Implementations

from 0/2 examples

esp_eth_transmit() is implemented by 2 functionss:

esp_eth_transmit()

esp_netif_driver_ifconfig::transmit

l2tap_context_t::driver_transmit

Instances

from 0/2 examples

Lifecycle

from 0/2 examples

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