72cb975213
Throughout, make these changes Copyright headers: GNU Mes First mention of name: GNU Mes Website: https://www.gnu.org/software/mes Git: git://git.savannah.gnu.org/mes.git
47 lines
1.5 KiB
Scheme
47 lines
1.5 KiB
Scheme
;;; GNU Mes --- Maxwell Equations of Software
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;;; Copyright © 2016,2017,2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
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;;;
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;;; This file is part of GNU Mes.
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;;;
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;;; GNU Mes is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Mes is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
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(define-module (mescc as)
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#:use-module (srfi srfi-1)
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#:use-module (mes guile)
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#:use-module (mescc bytevectors)
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#:export (dec->hex
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int->bv8
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int->bv16
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int->bv32))
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(define (int->bv32 value)
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(let ((bv (make-bytevector 4)))
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(bytevector-u32-native-set! bv 0 value)
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bv))
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(define (int->bv16 value)
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(let ((bv (make-bytevector 2)))
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(bytevector-u16-native-set! bv 0 value)
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bv))
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(define (int->bv8 value)
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(let ((bv (make-bytevector 1)))
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(bytevector-u8-set! bv 0 value)
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bv))
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(define (dec->hex o)
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(cond ((number? o) (number->string o 16))
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((char? o) (number->string (char->integer o) 16))
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(else (format #f "~s" o))))
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