Function louis_sys::lou_getTableInfo

pub unsafe extern "C" fn lou_getTableInfo(
    table: *const c_char, 
    key: *const c_char
) -> *const c_char

Read metadata from a file.

Returns the value of the metadata field specified by key' intable', or NULL when the field does not exist. Freeing the memory of the returned string is the responsibility of the caller.