File: [local] / OpenXM_contrib2 / asir2000 / engine / gfpn.c (download)
Revision 1.4, Tue Oct 9 01:36:11 2001 UTC (22 years, 11 months ago) by noro
Branch: MAIN
CVS Tags: R_1_3_1-2, RELEASE_1_3_1_13b, RELEASE_1_2_3_12, RELEASE_1_2_3, RELEASE_1_2_2_KNOPPIX_b, RELEASE_1_2_2_KNOPPIX, RELEASE_1_2_2, RELEASE_1_2_1, KNOPPIX_2006, DEB_REL_1_2_3-9 Changes since 1.3: +17 -45
lines
Conversion to ANSI style (not completed yet).
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/*
* 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/gfpn.c,v 1.4 2001/10/09 01:36:11 noro Exp $
*/
#include "ca.h"
#include "base.h"
void chsgngfpn(GFPN,GFPN *);
UP current_mod_gfpn;
void setmod_gfpn(P p)
{
UP t;
ptoup(p,&t); uptolmup(t,¤t_mod_gfpn);
}
void getmod_gfpn(UP *up)
{
*up = current_mod_gfpn;
}
void ptogfpn(Obj q,GFPN *l)
{
UP q1,q2;
if ( !q || (OID(q)==O_N && NID(q)==N_GFPN) ) {
*l = (GFPN)q;
} else if ( (OID(q)==O_N && NID(q)==N_Q) || OID(q)==O_P ) {
ptoup((P)q,&q1); uptolmup(q1,&q2);
MKGFPN(q2,*l);
} else
error("ptogfpn : invalid argument");
}
void gfpntop(GFPN q,P *l)
{
if ( !q )
*l = 0;
else if ( NID(q) == N_GFPN )
uptop(q->body,l);
else
*l = (P)q;
}
void simpgfpn(GFPN n,GFPN *r)
{
UP rem,t;
if ( !n )
*r = 0;
else if ( NID(n) != N_GFPN )
*r = n;
else {
simpup(n->body,&t);
remup(t,current_mod_gfpn,&rem);
MKGFPN(rem,*r);
}
}
#define NZGFPN(a) ((a)&&(OID(a)==O_N)&&(NID(a)==N_GFPN))
void ntogfpn(Obj a,GFPN *b)
{
UP t;
LM lm;
if ( !a || (OID(a)==O_N && NID(a) == N_GFPN) )
*b = (GFPN)a;
else if ( OID(a) == O_N && (NID(a) == N_LM || NID(a) == N_Q) ) {
qtolm((Q)a,&lm);
if ( !lm )
*b = 0;
else {
t = UPALLOC(0); t->d = 0; t->c[0] = (Num)lm;
MKGFPN(t,*b);
}
} else
error("ntogfpn : invalid argument");
}
void addgfpn(GFPN a,GFPN b,GFPN *c)
{
UP t,t1,t2;
GFPN z;
ntogfpn((Obj)a,&z); a = z; ntogfpn((Obj)b,&z); b = z;
if ( !a )
*c = b;
else if ( !b )
*c = a;
else {
addup(a->body,b->body,&t);
simpup(t,&t1);
remup(t1,current_mod_gfpn,&t2);
MKGFPN(t2,*c);
}
}
void subgfpn(GFPN a,GFPN b,GFPN *c)
{
UP t,t1,t2;
GFPN z;
ntogfpn((Obj)a,&z); a = z; ntogfpn((Obj)b,&z); b = z;
if ( !a )
chsgngfpn(b,c);
else if ( !b )
*c = a;
else {
subup(a->body,b->body,&t);
simpup(t,&t1);
remup(t1,current_mod_gfpn,&t2);
MKGFPN(t2,*c);
}
}
extern int up_lazy;
void mulgfpn(GFPN a,GFPN b,GFPN *c)
{
UP t,t1,t2;
GFPN z;
ntogfpn((Obj)a,&z); a = z; ntogfpn((Obj)b,&z); b = z;
if ( !a || !b )
*c = 0;
else {
up_lazy=1;
mulup(a->body,b->body,&t);
up_lazy=0;
simpup(t,&t1);
remup(t1,current_mod_gfpn,&t2);
MKGFPN(t2,*c);
}
}
void squaregfpn(GFPN a,GFPN *c)
{
UP t,t1,t2;
GFPN z;
ntogfpn((Obj)a,&z); a = z;
if ( !a )
*c = 0;
else {
squareup(a->body,&t);
simpup(t,&t1);
remup(t1,current_mod_gfpn,&t2);
MKGFPN(t2,*c);
}
}
void divgfpn(GFPN a,GFPN b,GFPN *c)
{
UP t,t1,i,s;
GFPN z;
ntogfpn((Obj)a,&z); a = z; ntogfpn((Obj)b,&z); b = z;
if ( !b )
error("divgfpn: division by 0");
else if ( !a )
*c = 0;
else {
extended_gcdup(b->body,current_mod_gfpn,&i);
mulup(a->body,i,&t);
simpup(t,&t1);
remup(t1,current_mod_gfpn,&s);
MKGFPN(s,*c);
}
}
void invgfpn(GFPN b,GFPN *c)
{
UP i,t;
GFPN z;
ntogfpn((Obj)b,&z); b = z;
if ( !b )
error("divgfpn: division by 0");
else {
simpup(b->body,&t);
extended_gcdup(t,current_mod_gfpn,&i);
MKGFPN(i,*c);
}
}
void chsgngfpn(GFPN a,GFPN *c)
{
GFPN z;
UP t,t1;
ntogfpn((Obj)a,&z); a = z;
if ( !a )
*c = 0;
else {
simpup(a->body,&t);
chsgnup(t,&t1);
MKGFPN(t1,*c);
}
}
void pwrgfpn(GFPN a,Q b,GFPN *c)
{
UP t,s;
GFPN r;
Q b0;
if ( !b ) {
t = UPALLOC(0); t->d = 0; t->c[0] = (Num)ONELM; MKGFPN(t,*c);
} else if ( !a )
*c = 0;
else {
DUPQ(b,b0); SGN(b0)=1;
simpup(a->body,&s);
hybrid_generic_powermodup(s,current_mod_gfpn,b0,&t);
MKGFPN(t,r);
if ( SGN(b) < 0 )
invgfpn(r,c);
else
*c = r;
}
}
int cmpgfpn(GFPN a,GFPN b)
{
GFPN z;
ntogfpn((Obj)a,&z); a = z; ntogfpn((Obj)b,&z); b = z;
if ( !a )
if ( !b )
return 0;
else
return -1;
else if ( !b )
return 1;
else
return compup(a->body,b->body);
}
void randomgfpn(GFPN *r)
{
int i,d;
LM *tb;
UP t;
if ( !current_mod_gfpn )
error("randomgfpn : current_mod_gfpn is not set");
d = current_mod_gfpn->d;
t = UPALLOC(d-1);
for ( i = 0, tb = (LM *)t->c; i < d; i++ )
random_lm(&tb[i]);
for ( i = d-1; i >= 0 && !tb[i]; i-- );
if ( i < 0 )
*r = 0;
else {
t->d = i; MKGFPN(t,*r);
}
}