LayGO for Python 1.5 contains 4 functions which make it easy to allocate memory suitable for passing to the C language functions of the LayGO API.
maxBuffer = lgo_MaxBufferSize(cid) inBuffer = lgo_BufferNew(maxBuffer) outBuffer = lgo_BufferNew(maxBuffer) for i in range(maxBuffer): lgo_BufferSet(outBuffer, i, 65 + (i % 26)) result = lgo_Write(cid, outBuffer, maxBuffer) if (result < 0): print "Error writing:", lgo_ErrorMessage(result) else: print `result`, "bytes written" for i in range(0, result, 16): for j in range(i, min(result, i + 16)): print " %02X" % (lgo_BufferGet(outBuffer, j)), print "" result = 0 while (result <= 0): time.sleep(1.0) result = lgo_Read(cid, inBuffer, maxBuffer) print `result`, "bytes received." for i in range(0, result, 16): for j in range(i, min(result, i + 16)): print " %02X" % (lgo_BufferGet(inBuffer, j)), print "" lgo_BufferFree(inBuffer) lgo_BufferFree(outBuffer)