Function decompress [src]

Returns how many compressed bytes were consumed.

Prototype

pub fn decompress(d: *Decode, reader: *Reader, allocating: *Writer.Allocating) !u64

Parameters

d: *Decodereader: *Readerallocating: *Writer.Allocating

Source

  pub fn decompress(d: *Decode, reader: *Reader, allocating: *Writer.Allocating) !u64 {
    const gpa = allocating.allocator;

    var accum = AccumBuffer.init(std.math.maxInt(usize));
    defer accum.deinit(gpa);

    var n_read: u64 = 0;

    while (true) {
        const status = try reader.takeByte();
        n_read += 1;

        switch (status) {
            0 => break,
            1 => n_read += try parseUncompressed(reader, allocating, &accum, true),
            2 => n_read += try parseUncompressed(reader, allocating, &accum, false),
            else => n_read += try d.parseLzma(reader, allocating, &accum, status),
        }
    }

    try accum.finish(&allocating.writer);
    return n_read;
}  