ProgramHeaderIterator

pub const ProgramHeaderIterator = struct {
    is_64: bool,
    endian: Endian,
    phnum: u16,
    phoff: u64,

    file_reader: *Io.File.Reader,
    index: usize = 0,

    pub fn next(it: *ProgramHeaderIterator) !?Elf64.Phdr {
        if (it.index >= it.phnum) return null;
        defer it.index += 1;

        const size: u64 = if (it.is_64) @sizeOf(Elf64.Phdr) else @sizeOf(Elf32.Phdr);
        const offset = it.phoff + size * it.index;
        try it.file_reader.seekTo(offset);

        return try takeProgramHeader(&it.file_reader.interface, it.is_64, it.endian);
    }
}