diff options
Diffstat (limited to 'gr-digital/lib/digital_impl_glfsr.cc')
-rw-r--r-- | gr-digital/lib/digital_impl_glfsr.cc | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/gr-digital/lib/digital_impl_glfsr.cc b/gr-digital/lib/digital_impl_glfsr.cc deleted file mode 100644 index 342980e53..000000000 --- a/gr-digital/lib/digital_impl_glfsr.cc +++ /dev/null @@ -1,67 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2007,2012 Free Software Foundation, Inc. - * - * This file is part of GNU Radio - * - * GNU Radio is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 3, or (at your option) - * any later version. - * - * GNU Radio is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with GNU Radio; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, - * Boston, MA 02110-1301, USA. - */ - -#include <digital_impl_glfsr.h> -#include <stdexcept> - -static int s_polynomial_masks[] = { - 0x00000000, - 0x00000001, // x^1 + 1 - 0x00000003, // x^2 + x^1 + 1 - 0x00000005, // x^3 + x^1 + 1 - 0x00000009, // x^4 + x^1 + 1 - 0x00000012, // x^5 + x^2 + 1 - 0x00000021, // x^6 + x^1 + 1 - 0x00000041, // x^7 + x^1 + 1 - 0x0000008E, // x^8 + x^4 + x^3 + x^2 + 1 - 0x00000108, // x^9 + x^4 + 1 - 0x00000204, // x^10 + x^4 + 1 - 0x00000402, // x^11 + x^2 + 1 - 0x00000829, // x^12 + x^6 + x^4 + x^1 + 1 - 0x0000100D, // x^13 + x^4 + x^3 + x^1 + 1 - 0x00002015, // x^14 + x^5 + x^3 + x^1 + 1 - 0x00004001, // x^15 + x^1 + 1 - 0x00008016, // x^16 + x^5 + x^3 + x^2 + 1 - 0x00010004, // x^17 + x^3 + 1 - 0x00020013, // x^18 + x^5 + x^2 + x^1 + 1 - 0x00040013, // x^19 + x^5 + x^2 + x^1 + 1 - 0x00080004, // x^20 + x^3 + 1 - 0x00100002, // x^21 + x^2 + 1 - 0x00200001, // x^22 + x^1 + 1 - 0x00400010, // x^23 + x^5 + 1 - 0x0080000D, // x^24 + x^4 + x^3 + x^1 + 1 - 0x01000004, // x^25 + x^3 + 1 - 0x02000023, // x^26 + x^6 + x^2 + x^1 + 1 - 0x04000013, // x^27 + x^5 + x^2 + x^1 + 1 - 0x08000004, // x^28 + x^3 + 1 - 0x10000002, // x^29 + x^2 + 1 - 0x20000029, // x^30 + x^4 + x^1 + 1 - 0x40000004, // x^31 + x^3 + 1 - 0x80000057 // x^32 + x^7 + x^5 + x^3 + x^2 + x^1 + 1 -}; - -int digital_impl_glfsr::glfsr_mask(int degree) -{ - if (degree < 1 || degree > 32) - throw std::runtime_error("digital_impl_glfsr::glfsr_mask(): degree must be between 1 and 32 inclusive"); - return s_polynomial_masks[degree]; -} |