pg/src/main/java/org/spongycastle/bcpg/CompressionAlgorithmTags.java


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package org.spongycastle.bcpg;

/**
 * Basic tags for compression algorithms
 */
public interface CompressionAlgorithmTags
{
    /** No compression. */
    public static final int UNCOMPRESSED = 0;

    /** ZIP (RFC 1951) compression. Unwrapped DEFLATE. */
    public static final int ZIP = 1;

    /** ZLIB (RFC 1950) compression. DEFLATE with a wrapper for better error detection. */
    public static final int ZLIB = 2;

    /** BZIP2 compression. Better compression than ZIP but much slower to compress and decompress. */
    public static final int BZIP2 = 3;
}