
        return  : the number of bytes written into buffer 'dst' (necessarily <= dstCapacity)
                  or 0 if compression fails 
</p></pre><BR>

<pre><b>int LZ4_decompress_safe (const char* src, char* dst, int compressedSize, int dstCapacity);
</b><p>    compressedSize : is the exact complete size of the compressed block.
    dstCapacity : is the size of destination buffer, which must be already allocated.
    return : the number of bytes decompressed into destination buffer (necessarily <= dstCap