Function esp_idf_svc::sys::esp_efuse_find_purpose

source ยท 
pub unsafe extern "C" fn esp_efuse_find_purpose(
    purpose: u32,
    block: *mut u32,
) -> bool
Expand description

@brief Find a key block with the particular purpose set.

@param[in] purpose Purpose to search for. @param[out] block Pointer in the range EFUSE_BLK_KEY0..EFUSE_BLK_KEY_MAX which will be set to the key block if found. Can be NULL, if only need to test the key block exists.

@return - True: If found, - False: If not found (value at block pointer is unchanged).