ProgramHeaderBufferIterator

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

    buf: []const u8,
    index: usize = 0,

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

        const size: usize = if (it.is_64) @sizeOf(Elf64.Phdr) else @sizeOf(Elf32.Phdr);
        const offset = @as(usize, @intCast(it.phoff)) + size * it.index;
        var reader = Io.Reader.fixed(it.buf[offset..]);

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