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Diff for /OpenXM_contrib2/asir2000/engine/C.c between version 1.1 and 1.10

version 1.1, 1999/12/03 07:39:07 version 1.10, 2001/06/29 09:08:53
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 /* $OpenXM: OpenXM/src/asir99/engine/C.c,v 1.1.1.1 1999/11/10 08:12:26 noro Exp $ */  /*
    * Copyright (c) 1994-2000 FUJITSU LABORATORIES LIMITED
    * All rights reserved.
    *
    * FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited,
    * non-exclusive and royalty-free license to use, copy, modify and
    * redistribute, solely for non-commercial and non-profit purposes, the
    * computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and
    * conditions of this Agreement. For the avoidance of doubt, you acquire
    * only a limited right to use the SOFTWARE hereunder, and FLL or any
    * third party developer retains all rights, including but not limited to
    * copyrights, in and to the SOFTWARE.
    *
    * (1) FLL does not grant you a license in any way for commercial
    * purposes. You may use the SOFTWARE only for non-commercial and
    * non-profit purposes only, such as academic, research and internal
    * business use.
    * (2) The SOFTWARE is protected by the Copyright Law of Japan and
    * international copyright treaties. If you make copies of the SOFTWARE,
    * with or without modification, as permitted hereunder, you shall affix
    * to all such copies of the SOFTWARE the above copyright notice.
    * (3) An explicit reference to this SOFTWARE and its copyright owner
    * shall be made on your publication or presentation in any form of the
    * results obtained by use of the SOFTWARE.
    * (4) In the event that you modify the SOFTWARE, you shall notify FLL by
    * e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification
    * for such modification or the source code of the modified part of the
    * SOFTWARE.
    *
    * THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL
    * MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND
    * EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS
    * FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES'
    * RIGHTS. NO FLL DEALER, AGENT, EMPLOYEES IS AUTHORIZED TO MAKE ANY
    * MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY.
    * UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY, TORT, CONTRACT,
    * OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY
    * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL
    * DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES
    * ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES
    * FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY
    * DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF
    * SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY. EVEN IF A PART
    * OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY
    * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
    * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
    *
    * $OpenXM: OpenXM_contrib2/asir2000/engine/C.c,v 1.9 2001/06/25 01:35:20 noro Exp $
   */
 #include "ca.h"  #include "ca.h"
 #include "inline.h"  #include "inline.h"
 #include "base.h"  #include "base.h"
Line 181  P *gp;
Line 229  P *gp;
         }          }
 }  }
   
   void ptosfp(p,pr)
   P p;
   P *pr;
   {
           DCP dc,dcr,dcr0;
           GFS a;
           P t;
   
           if ( !p )
                   *pr = 0;
           else if ( NUM(p) ) {
                   qtogfs((Q)p,&a); *pr = (P)a;
           } else {
                   for ( dc = DC(p), dcr0 = 0; dc; dc = NEXT(dc) ) {
                           ptosfp(COEF(dc),&t);
                           if ( t ) {
                                   NEXTDC(dcr0,dcr); DEG(dcr) = DEG(dc); COEF(dcr) = t;
                           }
                   }
                   if ( !dcr0 )
                           *pr = 0;
                   else {
                           NEXT(dcr) = 0; MKP(VR(p),dcr0,*pr);
                   }
           }
   }
   
   void sfptop(f,gp)
   P f;
   P *gp;
   {
           DCP dc,dcr,dcr0;
           Q q;
           MQ fq;
   
           if ( !f )
                   *gp = 0;
           else if ( NUM(f) ) {
                   gfstomq((GFS)f,&fq);
                   STOQ(CONT(fq),q);
                   *gp = (P)q;
           } else {
                   for ( dc = DC(f), dcr0 = 0; dc; dc = NEXT(dc) ) {
                           NEXTDC(dcr0,dcr); DEG(dcr) = DEG(dc); sfptop(COEF(dc),&COEF(dcr));
                   }
                   NEXT(dcr) = 0; MKP(VR(f),dcr0,*gp);
           }
   }
   
   void sf_galois_action(p,e,pr)
   P p;
   Q e;
   P *pr;
   {
           DCP dc,dcr,dcr0;
           GFS a;
           P t;
   
           if ( !p )
                   *pr = 0;
           else if ( NUM(p) ) {
                   gfs_galois_action(p,e,&a); *pr = (P)a;
           } else {
                   for ( dc = DC(p), dcr0 = 0; dc; dc = NEXT(dc) ) {
                           sf_galois_action(COEF(dc),e,&t);
                           if ( t ) {
                                   NEXTDC(dcr0,dcr); DEG(dcr) = DEG(dc); COEF(dcr) = t;
                           }
                   }
                   if ( !dcr0 )
                           *pr = 0;
                   else {
                           NEXT(dcr) = 0; MKP(VR(p),dcr0,*pr);
                   }
           }
   }
   
   /* GF(pn)={0,1,a,a^2,...} -> GF(pm)={0,1,b,b^2,..} ; a -> b^k */
   
   void sf_embed(p,k,pm,pr)
   P p;
   int k,pm;
   P *pr;
   {
           DCP dc,dcr,dcr0;
           GFS a;
           P t;
   
           if ( !p )
                   *pr = 0;
           else if ( NUM(p) ) {
                   gfs_embed(p,k,pm,&a); *pr = (P)a;
           } else {
                   for ( dc = DC(p), dcr0 = 0; dc; dc = NEXT(dc) ) {
                           sf_embed(COEF(dc),k,pm,&t);
                           if ( t ) {
                                   NEXTDC(dcr0,dcr); DEG(dcr) = DEG(dc); COEF(dcr) = t;
                           }
                   }
                   if ( !dcr0 )
                           *pr = 0;
                   else {
                           NEXT(dcr) = 0; MKP(VR(p),dcr0,*pr);
                   }
           }
   }
   
 void ptolmp(p,pr)  void ptolmp(p,pr)
 P p;  P p;
 P *pr;  P *pr;
Line 274  P *f;
Line 429  P *f;
         }          }
 }  }
   
   void ptosfum(f,wf)
   P f;
   UM wf;
   {
           GFS c;
           int i;
           DCP dc;
   
           if ( OID(f) == O_N ) {
                   DEG(wf) = 0;
                   COEF(wf)[0] = FTOIF(CONT((GFS)f));
                   return;
           }
   
           for ( i = UDEG(f); i >= 0; i-- )
                   COEF(wf)[i] = 0;
   
           for ( dc = DC(f); dc; dc = NEXT(dc) ) {
                   c = (GFS)COEF(dc);
                   if ( c )
                           COEF(wf)[QTOS(DEG(dc))] = FTOIF(CONT(c));
           }
           degum(wf,UDEG(f));
   }
   
   void sfumtop(v,w,f)
   V v;
   UM w;
   P *f;
   {
           int *c;
           DCP dc,dc0;
           int i,t;
           GFS q;
   
           if ( DEG(w) < 0 )
                   *f = 0;
           else if ( DEG(w) == 0 ) {
                   t = COEF(w)[0];
                   t = IFTOF(t);
                   MKGFS(t,q);
                   *f = (P)q;
           } else {
                   for ( i = DEG(w), c = COEF(w), dc0 = 0; i >= 0; i-- )
                           if ( c[i] ) {
                                   NEXTDC(dc0,dc);
                                   STOQ(i,DEG(dc));
                                   t = COEF(w)[i];
                                   t = IFTOF(t);
                                   MKGFS(t,q);
                                   COEF(dc) = (P)q;
                           }
                   NEXT(dc) = 0;
                   MKP(v,dc0,*f);
           }
   }
   
 void ptoup(n,nr)  void ptoup(n,nr)
 P n;  P n;
 UP *nr;  UP *nr;
Line 695  P *pr;
Line 907  P *pr;
                         }                          }
                 NEXT(dc) = 0; MKP(v,dc0,*pr);                  NEXT(dc) = 0; MKP(v,dc0,*pr);
         }          }
   }
   
   /* f(p) -> f(x) */
   
   void enc_to_p(p,a,v,pr)
   int p,a;
   V v;
   P *pr;
   {
           DCP dc,dct;
           int i,c;
           Q dq,cq;
   
           dc = 0;
           for ( i = 0; a; i++, a /= p ) {
                   c = a%p;
                   if ( c ) {
                           STOQ(i,dq); STOQ(c,cq);
                           NEWDC(dct); DEG(dct) = dq; COEF(dct) = (P)cq;
                           NEXT(dct) = dc; dc = dct;
                   }
           }
           MKP(v,dc,*pr);
 }  }
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