Zig 0.17.0-dev (Split by item)

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rebase

Decompress.rebase

fn rebase(r: *Reader, capacity: usize) void

File

lib/std/compress/flate/Decompress.zig:103

Code

fn rebase(r: *Reader, capacity: usize) void {
    assert(capacity <= r.buffer.len - flate.history_len);
    assert(r.end + capacity > r.buffer.len);
    const discard_n = @min(r.seek, r.end - flate.history_len);
    const keep = r.buffer[discard_n..r.end];
    @memmove(r.buffer[0..keep.len], keep);
    r.end = keep.len;
    r.seek -= discard_n;
}