Dan, i was guessing that the code was specifying a 16 bit integer for the running crc. That's why i am curious. On Jul 10, 2016 2:42 PM, "Jesper Louis Andersen" < jesper.louis.ander...@gmail.com> wrote:
> > On Sun, Jul 10, 2016 at 5:07 AM, <eavi...@gmail.com> wrote: > >> def GetFormattedHex(intNum, lenOfHexString): >> return format(intNum, "0" + str(lenOfHexString) + "x") >> > > Where do you get stuck in the translation? It looks pretty > straightforward. Build the table of constants, implement the loop in > GetCrc16. Set up a test case which makes sure you get the same results as > the Python version. Then add a main function for the hex formatting. > > The main strategic difference in the above that may come and bite is that > in Python, integers are of arbitrary size, whereas in Go, you will have to > be explicit about the number of bits your integers contain, and also their > signedness. The reference specification[0] may come in handy here. > > The secondary thing that may create slight trouble is that you are not > really handling a "string" but rather an array of bytes. Once you get those > types correct, things will usually fall out. > > The Go standard packages contain a Crc32 implementation, but it uses a > slighty different way to handle the polynomial. Once your solution works, > it might be of interest to adapt it to be closer to the Golang Crc32 > implementation, so your implementation becomes essentially a drop-in > replacement. > > [0] https://golang.org/ref/spec#Numeric_types > > -- > J. > > -- > You received this message because you are subscribed to the Google Groups > "golang-nuts" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to golang-nuts+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
