esp_ota_write() function

Write OTA update data to partition This function can be called multiple times as data is received during the OTA operation. Data is written sequentially to the partition.

Syntax

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Summary

Declaration

Definition

from esp_ota_ops.h:122

esp_err_t esp_ota_write(esp_ota_handle_t handle, const void* data, size_t size);

Implemented in esp_ota_ops.c:174

Arguments

Argument

Description

handle

Handle obtained from esp_ota_begin

data

Data buffer to write

size

Size of data buffer in bytes.

Return value

- ESP_OK: Data was written to flash successfully, or size = 0 - ESP_ERR_INVALID_ARG: handle is invalid. - ESP_ERR_OTA_VALIDATE_FAILED: First byte of image contains invalid app image magic byte. - ESP_ERR_FLASH_OP_TIMEOUT or ESP_ERR_FLASH_OP_FAIL: Flash write failed. - ESP_ERR_OTA_SELECT_INFO_INVALID: OTA data partition has invalid contents - ESP_ERR_INVALID_SIZE: if write would go out of bounds of the partition - or one of error codes from lower-level flash driver.

Examples

esp_ota_write() is referenced by 1 libraries and example projects:

References

from examples

esp_ota_write() function

Syntax

Arguments

Return value

Examples

References

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