https://github.com/mendsley/bsdiff

    make

    http://www.cnblogs.com/lping/p/5833090.html

    bsdiff oldfile newfile patchfile
    bspatch oldfile newfile patchfile

// maven
implementation 'com.codesdancing.libraries:library-bspatch:0.0.3'

try {
    // first param : base zip file path
    // second param: dest zip file path
    // third  param: patch file path
    val result = BSPatchUtil.bspatch(baseBundleHelper.getBaseZipFile().absolutePath, tempZipFile.absolutePath, getTempPatchFile().absolutePath)
    
    if (result == 0) {
        // success
    }else {
        // failure
    }
    
} catch (e: Exception) {
    // failure
}

https://github.com/krmao/bspatch-ios