File: [local] / OpenXM_contrib2 / asir2018 / engine / C.c (download)
Revision 1.2, Fri Sep 28 08:20:28 2018 UTC (5 years, 11 months ago) by noro
Branch: MAIN
CVS Tags: HEAD Changes since 1.1: +14 -14
lines
Changed macros : QTOS->ZTOS, STOQ->STOZ etc.
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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/asir2018/engine/C.c,v 1.2 2018/09/28 08:20:28 noro Exp $
*/
#include "ca.h"
#include "inline.h"
#include "base.h"
V up_var;
/* binary has at least 32 leading 0 chars. */
void binarytoz(char *binary,Z *np)
{
int i,w,len;
int *b;
char buf[33];
mpz_t z;
binary += strlen(binary)%32;
len = strlen(binary);
w = len/32; /* sufficient for holding binary */
b = CALLOC(w,sizeof(int));
for ( i = 0; i < w; i++ ) {
strncpy(buf,binary+len-32*(i+1),32); buf[32] = 0;
b[i] = strtoul(buf,0,2);
}
for ( i = w-1; i >= 0 && !b[i]; i-- );
if ( i < 0 )
*np = 0;
else {
len = i+1;
mpz_init(z);
mpz_import(z,len,-1,sizeof(int),0,0,b);
MPZTOZ(z,*np);
}
}
/* hex has at least 8 leading 0 chars. */
void hextoz(char *hex,Z *np)
{
int i,w,len;
int *b;
mpz_t z;
char buf[9];
hex += strlen(hex)%8;
len = strlen(hex);
w = len/8; /* sufficient for holding hex */
b = CALLOC(w,sizeof(int));
for ( i = 0; i < w; i++ ) {
strncpy(buf,hex+len-8*(i+1),8); buf[8] = 0;
b[i] = strtoul(buf,0,16);
}
for ( i = w-1; i >= 0 && !b[i]; i-- );
if ( i < 0 )
*np = 0;
else {
len = i+1;
mpz_init(z);
mpz_import(z,len,-1,sizeof(int),0,0,b);
MPZTOZ(z,*np);
}
}
/* Z -> w[0]+w[1]*base+...+w[d-1]*base^(d-1) */
int ztonadic(int base,Z n,unsigned int **nrp)
{
int i,plc;
size_t d;
unsigned int *c,*x,*w,*p;
unsigned int r;
L m;
if ( !n ) {
*nrp = NULL;
return 0;
}
w = mpz_export(0,&d,-1,sizeof(int),0,0,BDY(n));
for ( i = 1, m = 1; m <= LBASE/(L)base; m *= base, i++ );
c = (unsigned int *)W_ALLOC(d*i+1);
x = (unsigned int *)W_ALLOC(d+1);
for ( i = 0; i < d; i++ )
x[i] = w[i];
for ( plc = 0; d >= 1; plc++ ) {
for ( i = d - 1, r = 0; i >= 0; i-- ) {
DSAB((unsigned int)base,r,x[i],x[i],r)
}
c[plc] = r;
if ( !x[d-1] ) d--;
}
*nrp = p = (unsigned int *)CALLOC(plc,sizeof(unsigned int));
for ( i = 0; i < plc; i++ )
p[i] = c[i];
return plc;
}
/* w[0]+w[1]*base+...+w[d-1]*base^(d-1) -> Z */
void nadictoz(int base,int d,unsigned int *w,Z *nrp)
{
unsigned int carry;
unsigned int *x;
int i,j,plc;
mpz_t z;
if ( !d ) {
*nrp = 0;
return;
}
x = (unsigned int *)CALLOC(d + 1,sizeof(unsigned int));
for ( plc = 0, i = d - 1; i >= 0; i-- ) {
for ( carry = w[i],j = 0; j < plc; j++ ) {
DMA(x[j],(unsigned int)base,carry,carry,x[j])
}
if ( carry ) x[plc++] = carry;
}
mpz_init(z);
mpz_import(z,plc,-1,sizeof(int),0,0,x);
MPZTOZ(z,*nrp);
}
void intarraytoz(int len,unsigned int *w,Z *nrp)
{
mpz_t z;
mpz_init(z);
mpz_import(z,len,-1,sizeof(int),0,0,w);
MPZTOZ(z,*nrp);
}
void ptomp(int m,P p,P *pr)
{
DCP dc,dcr,dcr0;
unsigned int a,b;
P t;
MQ s;
if ( !p )
*pr = 0;
else if ( NUM(p) ) {
a = remqi((Q)p,m);
STOMQ(a,s); *pr = (P)s;
} else {
for ( dc = DC(p), dcr0 = 0; dc; dc = NEXT(dc) ) {
ptomp(m,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 mptop(P f,P *gp)
{
DCP dc,dcr,dcr0;
Z q;
if ( !f )
*gp = 0;
else if ( NUM(f) )
STOZ(CONT((MQ)f),q),*gp = (P)q;
else {
for ( dc = DC(f), dcr0 = 0; dc; dc = NEXT(dc) ) {
NEXTDC(dcr0,dcr); DEG(dcr) = DEG(dc); mptop(COEF(dc),&COEF(dcr));
}
NEXT(dcr) = 0; MKP(VR(f),dcr0,*gp);
}
}
void ptosfp(P p,P *pr)
{
DCP dc,dcr,dcr0;
GFS a;
P t;
if ( !p )
*pr = 0;
else if ( NUM(p) ) {
if ( NID((Num)p) == N_GFS )
*pr = (P)p;
else {
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(P f,P *gp)
{
DCP dc,dcr,dcr0;
Z q;
MQ fq;
if ( !f )
*gp = 0;
else if ( NUM(f) ) {
gfstomq((GFS)f,&fq);
STOZ(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 sfptopsfp(P f,V v,P *gp)
{
DCP dc,dcr,dcr0;
Q q;
P fq;
if ( !f )
*gp = 0;
else if ( NUM(f) )
gfstopgfs((GFS)f,v,gp);
else {
for ( dc = DC(f), dcr0 = 0; dc; dc = NEXT(dc) ) {
NEXTDC(dcr0,dcr); DEG(dcr) = DEG(dc);
sfptopsfp(COEF(dc),v,&COEF(dcr));
}
NEXT(dcr) = 0; MKP(VR(f),dcr0,*gp);
}
}
void sf_galois_action(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((GFS)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 p,int k,int pm,P *pr)
{
DCP dc,dcr,dcr0;
GFS a;
P t;
if ( !p )
*pr = 0;
else if ( NUM(p) ) {
gfs_embed((GFS)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 p,P *pr)
{
DCP dc,dcr,dcr0;
LM a;
P t;
if ( !p )
*pr = 0;
else if ( NUM(p) ) {
qtolm((Q)p,&a); *pr = (P)a;
} else {
for ( dc = DC(p), dcr0 = 0; dc; dc = NEXT(dc) ) {
ptolmp(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 lmptop(P f,P *gp)
{
DCP dc,dcr,dcr0;
Z q;
if ( !f )
*gp = 0;
else if ( NUM(f) ) {
MPZTOZ(((LM)f)->body,q); *gp = (P)q;
} else {
for ( dc = DC(f), dcr0 = 0; dc; dc = NEXT(dc) ) {
NEXTDC(dcr0,dcr); DEG(dcr) = DEG(dc); lmptop(COEF(dc),&COEF(dcr));
}
NEXT(dcr) = 0; MKP(VR(f),dcr0,*gp);
}
}
void ptoum(int m,P f,UM wf)
{
unsigned int r;
int i;
DCP dc;
for ( i = UDEG(f); i >= 0; i-- )
COEF(wf)[i] = 0;
for ( dc = DC(f); dc; dc = NEXT(dc) ) {
r = remqi(((Q)COEF(dc)),m);
COEF(wf)[ZTOS(DEG(dc))] = r;
}
degum(wf,UDEG(f));
}
void umtop(V v,UM w,P *f)
{
int *c;
DCP dc,dc0;
int i;
Z q;
if ( DEG(w) < 0 )
*f = 0;
else if ( DEG(w) == 0 )
STOZ(COEF(w)[0],q), *f = (P)q;
else {
for ( i = DEG(w), c = COEF(w), dc0 = 0; i >= 0; i-- )
if ( c[i] ) {
NEXTDC(dc0,dc);
STOZ(i,DEG(dc));
STOZ(c[i],q), COEF(dc) = (P)q;
}
NEXT(dc) = 0;
MKP(v,dc0,*f);
}
}
void ptosfum(P f,UM wf)
{
GFS c;
int i;
DCP dc;
if ( OID(f) == O_N ) {
DEG(wf) = 0;
ntogfs((Obj)f,&c);
COEF(wf)[0] = FTOIF(CONT(c));
return;
}
for ( i = UDEG(f); i >= 0; i-- )
COEF(wf)[i] = 0;
for ( dc = DC(f); dc; dc = NEXT(dc) ) {
ntogfs((Obj)COEF(dc),&c);
if ( c )
COEF(wf)[ZTOS(DEG(dc))] = FTOIF(CONT(c));
}
degum(wf,UDEG(f));
}
void sfumtop(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);
STOZ(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(P n,UP *nr)
{
DCP dc;
UP r;
int d;
if ( !n )
*nr = 0;
else if ( OID(n) == O_N ) {
*nr = r = UPALLOC(0);
DEG(r) = 0; COEF(r)[0] = (Num)n;
} else {
d = UDEG(n);
up_var = VR(n);
*nr = r = UPALLOC(d); DEG(r) = d;
for ( dc = DC(n); dc; dc = NEXT(dc) ) {
COEF(r)[ZTOS(DEG(dc))] = (Num)COEF(dc);
}
}
}
void uptop(UP n,P *nr)
{
int i;
DCP dc0,dc;
if ( !n )
*nr = 0;
else if ( !DEG(n) )
*nr = (P)COEF(n)[0];
else {
for ( i = DEG(n), dc0 = 0; i >= 0; i-- )
if ( COEF(n)[i] ) {
NEXTDC(dc0,dc); STOZ(i,DEG(dc)); COEF(dc) = (P)COEF(n)[i];
}
if ( !up_var )
up_var = CO->v;
MKP(up_var,dc0,*nr);
}
}
void ulmptoum(int m,UP f,UM wf)
{
int i,d;
LM *c;
Z z;
if ( !f )
wf->d = -1;
else {
wf->d = d = f->d;
c = (LM *)f->c;
for ( i = 0, d = f->d; i <= d; i++ ) {
MPZTOZ(BDY(c[i]),z);
COEF(wf)[i] = remqi((Q)z,m);
}
}
}
void mptoum(P p,UM pr)
{
DCP dc;
if ( !p )
DEG(pr) = -1;
else if ( NUM(p) ) {
DEG(pr) = 0; COEF(pr)[0] = CONT((MQ)p);
} else {
bzero((char *)pr,(int)((UDEG(p)+2)*sizeof(int)));
for ( dc = DC(p); dc; dc = NEXT(dc) )
COEF(pr)[ZTOS(DEG(dc))] = CONT((MQ)COEF(dc));
degum(pr,UDEG(p));
}
}
void umtomp(V v,UM p,P *pr)
{
DCP dc,dc0;
int i;
MQ q;
if ( !p || (DEG(p) < 0) )
*pr = 0;
else if ( !DEG(p) )
STOMQ(COEF(p)[0],q), *pr = (P)q;
else {
for ( dc0 = 0, i = DEG(p); i >= 0; i-- )
if ( COEF(p)[i] ) {
NEXTDC(dc0,dc); STOZ(i,DEG(dc));
STOMQ(COEF(p)[i],q), COEF(dc) = (P)q;
}
NEXT(dc) = 0; MKP(v,dc0,*pr);
}
}
/* f(p) -> f(x) */
void enc_to_p(int p,int a,V v,P *pr)
{
DCP dc,dct;
int i,c;
Z dq,cq;
dc = 0;
for ( i = 0; a; i++, a /= p ) {
c = a%p;
if ( c ) {
STOZ(i,dq); STOZ(c,cq);
NEWDC(dct); DEG(dct) = dq; COEF(dct) = (P)cq;
NEXT(dct) = dc; dc = dct;
}
}
MKP(v,dc,*pr);
}