"$ENV{IDF_PATH}/components/esp-homekit-sdk/components/homekit" am alredy using the apple home kit in my ESP-IDF project now i want to add the "${ESP_MATTER_PATH}/components" "${ESP_MATTER_PATH}/examples/common" "${MATTER_SDK_PATH}/config/esp32/components" ${extra_components_dirs_append} matter prot...

int buffer_size = snprintf(NULL, 0, "%d", content_length); Can you explain this line? While the buffer's argument is char in esp_http_client_read(esp_http_client_handle_t client, char *buffer, int len), the content_length is assigned to the buffer with that size since esp_http_client_get_content_le...

I've already written the esp self OTA code, and it functions well. I now have to read and download a different file from Amazon S3 in order to flash it onto an AVR MCU that is attached to a UART. The locations of both firmwares are the same. I am able to make the connection. I can't read this, howev...