Function hash_init

source/src/crypto.cpp:113–123

    struct incremental_buffer { int len, total; union { uchar u[64]; chunk c[8]; }; incremental_buffer() { len = total = 0; } };

    incremental_buffer *hash_init(hashval &val)
    {
        static bool init = false;
        if(!init) { gensboxes(); init = true; }

        val.chunks[0] = 0x0123456789ABCDEFULL;
        val.chunks[1] = 0xFEDCBA9876543210ULL;
        val.chunks[2] = 0xF096A5B4C3B2E187ULL;

        return new incremental_buffer;
    }

    void hash_incremental(const uchar *msg, int len, hashval &val, incremental_buffer *b)
    {