pub unsafe extern "C" fn nvs_set_blob(
    _handle: u32,
    _key: *const crate::binary::c_types::c_char,
    _value: *const crate::binary::c_types::c_void,
    _length: usize,
) -> crate::binary::c_types::c_int {
    todo!("nvs_set_blob")
}
**************************************************************************
Name: esp_nvs_set_blob

Description:
Save a block of data into file system

Input Parameters:
handle - NVS handle
key    - Data index
value  - Stored buffer pointer
length - Buffer length

Returned Value:
0 if success or -1 if fail

*************************************************************************
esp-wifi/src/wifi/os_adapter.rs