Function read_encoded_offset 

unsafe fn read_encoded_offset(
    reader: &mut DwarfReader,
    encoding: u8,
) -> Result<usize, ()>

Reads an offset (usize) from reader whose encoding is described by encoding.

encoding must be a DWARF Exception Header Encoding as described by the LSB spec. In addition the upper (“application”) part must be zero.

Errors

Returns Err if encoding

• is not a valid DWARF Exception Header Encoding,
• is DW_EH_PE_omit, or
• has a non-zero application part.