libs/libzrtp/third_party/bnlib/lbn68000.h

   1 /*
   2  * Copyright (c) 1995  Colin Plumb.  All rights reserved.
   3  * For licensing and other legal details, see the file legal.c.
   4  *
   5  * lbn68000.h - 16-bit bignum primitives for the 68000 (or 68010) processors.
   6  *
   7  * These primitives use little-endian word order.
   8  * (The order of bytes within words is irrelevant.)
   9  */
  10 #define BN_LITTLE_ENDIAN 1
  11
  12 typedef unsigned short bnword16
  13 #define BNWORD16 bnword16
  14
  15 bnword16 lbnSub1_16(bnword16 *num, unsigned len, bnword16 borrow);
  16 bnword16 lbnAdd1_16(bnword16 *num, unsigned len, bnword16 carry);
  17 void lbnMulN1_16(bnword16 *out, bnword16 const *in, unsigned len, bnword16 k);
  18 bnword16
  19 lbnMulAdd1_16(bnword16 *out, bnword16 const *in, unsigned len, bnword16 k);
  20 bnword16
  21 lbnMulSub1_16(bnword16 *out, bnword16 const *in, unsigned len, bnword16 k);
  22 bnword16 lbnDiv21_16(bnword16 *q, bnword16 nh, bnword16 nl, bnword16 d);
  23 unsigned lbnModQ_16(bnword16 const *n, unsigned len, bnword16 d);
  24
  25 int is68020(void);
  26
  27 /* #define the values to exclude the C versions */
  28 #define lbnSub1_16 lbnSub1_16
  29 #define lbnAdd1_16 lbnAdd1_16
  30 #define lbnMulN1_16 lbnMulN1_16
  31 #define lbnMulAdd1_16 lbnMulAdd1_16
  32 #define lbnMulSub1_16 lbnMulSub1_16
  33 #define lbnDiv21_16 lbnDiv21_16
  34 #define lbnModQ_16 lbnModQ_16
  35
  36 /* Also include the 68020 definitions for 16/32 bit switching versions. */
  37 #include <lbn68020.h>