OpenXM_contrib2/asir2000/builtin/poly.c - diff

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Diff for /OpenXM_contrib2/asir2000/builtin/poly.c between version 1.6 and 1.13

version 1.6, 2001/03/13 01:10:24

version 1.13, 2001/07/13 08:25:21

Line 45

* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,

* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.

* $OpenXM: OpenXM_contrib2/asir2000/builtin/poly.c,v 1.5 2000/08/22 05:03:59 noro Exp $

* $OpenXM: OpenXM_contrib2/asir2000/builtin/poly.c,v 1.12 2001/06/29 09:08:52 noro Exp $

#include "ca.h"

#include "parse.h"

Line 63 void Pp_mag(),Pmaxblen();

void Pmergelist(), Pch_mv(), Pre_mv(), Pdeglist();

void Pptomp(),Pmptop();

void Pptolmp(),Plmptop();

void Psfptop();

void Pptosfp(),Psfptop(),Psf_galois_action(),Psf_embed(),Psf_find_root();

void Psf_minipoly(),Psf_log();

void Pptogf2n(),Pgf2ntop(),Pgf2ntovect();

void Pptogfpn(),Pgfpntop();

void Pfind_root_gf2n();

Line 100 void Pis_irred_gf2();

Line 101 void Pis_irred_gf2();

void Pis_irred_ddd_gf2();

void Pget_next_fft_prime();

void Puadj_coef();

void Preorder();

void Phomogeneous_part();

void Phomogeneous_deg();

void simp_ff(Obj,Obj *);

void ranp(int,UP *);

void field_order_ff(N *);

Line 111 extern int lm_lazy;

Line 115 extern int lm_lazy;

int current_ff;

struct ftab poly_tab[] = {

{"homogeneous_deg",Phomogeneous_deg,-2},

{"homogeneous_part",Phomogeneous_part,-3},

{"reorder",Preorder,3},

{"uadj_coef",Puadj_coef,3},

{"ranp",Pranp,2},

{"p_mag",Pp_mag,1},

Line 144 struct ftab poly_tab[] = {

Line 151 struct ftab poly_tab[] = {

{"ptolmp",Pptolmp,1},

{"lmptop",Plmptop,1},

{"sfptop",Psfptop,1},

{"sf_galois_action",Psf_galois_action,2},

{"sf_find_root",Psf_find_root,1},

{"sf_minipoly",Psf_minipoly,2},

{"sf_embed",Psf_embed,3},

{"sf_log",Psf_log,1},

{"ptosfp",Pptosfp,1},

{"sfptop",Psfptop,1},

{"ptogf2n",Pptogf2n,1},

{"gf2ntop",Pgf2ntop,-2},

{"gf2ntovect",Pgf2ntovect,1},

Line 215 struct ftab poly_tab[] = {

Line 228 struct ftab poly_tab[] = {

extern V up_var;

void Phomogeneous_part(arg,rp)

NODE arg;

P *rp;

{

if ( argc(arg) == 2 )

exthp(CO,(P)ARG0(arg),QTOS((Q)ARG1(arg)),rp);

else

exthpc_generic(CO,(P)ARG0(arg),QTOS((Q)ARG2(arg)),

VR((P)ARG1(arg)),rp);

}

void Phomogeneous_deg(arg,rp)

NODE arg;

Q *rp;

{

int d;

if ( argc(arg) == 1 )

d = homdeg((P)ARG0(arg));

else

d = getchomdeg(VR((P)ARG1(arg)),(P)ARG0(arg));

STOQ(d,*rp);

}

p1 = reorder(p,ovl,nvl) => p1 is 'sorted accoding to nvl.

void Preorder(arg,rp)

NODE arg;

P *rp;

{

VL ovl,nvl,tvl;

NODE n;

for ( ovl = 0, n = BDY((LIST)ARG1(arg)); n; n = NEXT(n) ) {

if ( !ovl ) {

NEWVL(ovl); tvl = ovl;

} else {

NEWVL(NEXT(tvl)); tvl = NEXT(tvl);

}

VR(tvl) = VR((P)BDY(n));

}

for ( nvl = 0, n = BDY((LIST)ARG2(arg)); n; n = NEXT(n) ) {

if ( !nvl ) {

NEWVL(nvl); tvl = nvl;

} else {

NEWVL(NEXT(tvl)); tvl = NEXT(tvl);

}

VR(tvl) = VR((P)BDY(n));

}

reorderp(nvl,ovl,(P)ARG0(arg),rp);

}

uadj_coef(F,M,M2)

if ( F is a non-negative integer )

Line 666 Q *rp;

Line 733 Q *rp;

STOQ(ret,*rp);

}

extern int current_gfs_ext;

extern P current_gfs_ext;

extern int current_gfs_p;

extern int current_gfs_q;

extern int current_gfs_q1;

extern int *current_gfs_plus1;

Line 678 NODE arg;

Line 746 NODE arg;

Obj *rp;

{

int ac;

int d;

Obj mod,defpoly;

N n;

UP up;

Line 694 Obj *rp;

Line 763 Obj *rp;

error("setmod_ff : invalid argument");

switch ( OID(mod) ) {

case O_N:

if ( SGN((Q)mod) < 0 ) {

current_ff = FF_GFP;

/* small finite field; primitive root representation */

setmod_lm(NM((Q)mod));

current_ff = FF_GFS;

setmod_sf(BD(NM((Q)mod))[0],1);

} else {

current_ff = FF_GFP;

setmod_lm(NM((Q)mod));

}

break;

case O_P:

current_ff = FF_GF2N;

Line 710 Obj *rp;

Line 773 Obj *rp;

error("setmod_ff : invalid argument");

}

} else if ( ac == 2 ) {

mod = (Obj)ARG1(arg);

if ( OID(ARG0(arg)) == O_N ) {

if ( SGN((Q)mod) < 0 ) {

/* small finite field; primitive root representation */

error("setmod_ff : not implemented yet");

current_ff = FF_GFS;

setmod_sf(QTOS((Q)ARG0(arg)),QTOS((Q)ARG1(arg)));

} else {

mod = (Obj)ARG1(arg);

current_ff = FF_GFPN;

defpoly = (Obj)ARG0(arg);

if ( !mod || !defpoly )

Line 734 Obj *rp;

Line 799 Obj *rp;

MKLIST(list,n0);

*rp = (Obj)list; break;

case FF_GFS:

STOQ(current_gfs_q,q);

STOQ(current_gfs_p,q);

STOQ(current_gfs_iton[1],r);

if ( current_gfs_ext ) {

n0 = mknode(3,ONE,q,r);

enc_to_p(current_gfs_p,current_gfs_iton[1],

VR(current_gfs_ext),&p);

n0 = mknode(3,q,current_gfs_ext,p);

} else {

if ( current_gfs_p == 2 )

r = ONE;

else

STOQ(current_gfs_iton[1],r);

n0 = mknode(3,q,current_gfs_ext,r);

}

MKLIST(list,n0);

*rp = (Obj)list; break;

default:

Line 758 Q *rp;

Line 832 Q *rp;

getmod_gf2n(&up2); d = degup2(up2); STOQ(d,*rp); break;

case FF_GFPN:

getmod_gfpn(&up); STOQ(up->d,*rp); break;

case FF_GFS:

if ( !current_gfs_ext )

*rp = ONE;

else

*rp = DEG(DC(current_gfs_ext));

break;

default:

error("extdeg_ff : current_ff is not set");

}

Line 774 Q *rp;

Line 854 Q *rp;

getmod_lm(&lm); NTOQ(lm,1,*rp); break;

case FF_GF2N:

STOQ(2,*rp); break;

case FF_GFS:

STOQ(current_gfs_p,*rp); break;

default:

error("characteristic_ff : current_ff is not set");

}

Line 816 N *order;

Line 898 N *order;

case FF_GFPN:

getmod_lm(&m);

getmod_gfpn(&up); pwrn(m,up->d,order); break;

case FF_GFS:

STON(current_gfs_q,*order); break;

default:

error("field_order_ff : current_ff is not set");

}

Line 827 Obj *rp;

Line 911 Obj *rp;

LM l;

GF2N g;

GFPN p;

GFS s;

switch ( current_ff ) {

case FF_GFP:

Line 835 Obj *rp;

Line 920 Obj *rp;

randomgf2n(&g); *rp = (Obj)g; break;

case FF_GFPN:

randomgfpn(&p); *rp = (Obj)p; break;

case FF_GFS:

randomgfs(&s); *rp = (Obj)s; break;

default:

error("random_ff : current_ff is not set");

}

Line 879 Obj *rp;

Line 966 Obj *rp;

ntogfpn((Obj)p,&rpn); simpgfpn((GFPN)rpn,&spn); *rp = (Obj)spn;

break;

case FF_GFS:

if ( current_gfs_ext > 1 ) {

if ( NID((Num)p) == N_GFS )

error("simp_ff : not implemented yet");

*rp = p;

} else {

else {

ptomp(current_gfs_q,(P)p,&t); mqtogfs(t,&rs);

ptomp(current_gfs_p,(P)p,&t); mqtogfs(t,&rs);

*rp = (Obj)rs;

}

break;

default:

*rp = (Obj)p;

Line 1099 P *rp;

Line 1186 P *rp;

lmptop((P)ARG0(arg),rp);

}

void Psf_galois_action(arg,rp)

NODE arg;

P *rp;

{

sf_galois_action(ARG0(arg),ARG1(arg),rp);

}

sf_embed(F,B,PM)

F : an element of GF(pn)

B : the image of the primitive root of GF(pn)

PM : order of GF(pm)

void Psf_embed(arg,rp)

NODE arg;

P *rp;

{

int k,pm;

/* GF(pn)={0,1,a,a^2,...}->GF(pm)={0,1,b,b^2,...}; a->b^k */

k = CONT((GFS)ARG1(arg));

pm = QTOS((Q)ARG2(arg));

sf_embed((P)ARG0(arg),k,pm,rp);

}

void Psf_log(arg,rp)

NODE arg;

Q *rp;

{

int k;

if ( !ARG0(arg) )

error("sf_log : invalid armument");

k = CONT((GFS)ARG0(arg));

STOQ(k,*rp);

}

void Psf_find_root(arg,rp)

NODE arg;

GFS *rp;

{

P p;

Obj t;

int d;

UM u;

int *root;

p = (P)ARG0(arg);

simp_ff((Obj)p,&t); p = (P)t;

d = getdeg(VR(p),p);

u = W_UMALLOC(d);

ptosfum(p,u);

root = (int *)ALLOCA(d*sizeof(int));

find_rootsf(u,root);

MKGFS(IFTOF(root[0]),*rp);

}

void Psf_minipoly(arg,rp)

NODE arg;

P *rp;

{

Obj t;

P p1,p2;

int d1,d2;

UM up1,up2,m;

p1 = (P)ARG0(arg); simp_ff((Obj)p1,&t); p1 = (P)t;

p2 = (P)ARG1(arg); simp_ff((Obj)p2,&t); p2 = (P)t;

d1 = getdeg(VR(p1),p1); up1 = W_UMALLOC(d1); ptosfum(p1,up1);

d2 = getdeg(VR(p2),p2); up2 = W_UMALLOC(d2); ptosfum(p2,up2);

m = W_UMALLOC(d2);

minipolysf(up1,up2,m);

sfumtop(VR(p2),m,&p1);

sfptop(p1,rp);

}

void Pptosfp(arg,rp)

NODE arg;

P *rp;

{

ptosfp(ARG0(arg),rp);

}

void Psfptop(arg,rp)

NODE arg;

P *rp;

Line 1270 P *rp;

Line 1441 P *rp;

case FF_GF2N:

powermodup_gf2n(p1,&p2); break;

case FF_GFPN:

case FF_GFS:

powermodup(p1,&p2); break;

default:

error("pwrmod_ff : current_ff is not set");

Line 1291 P *rp;

Line 1463 P *rp;

case FF_GF2N:

generic_powermodup_gf2n(g,f,(Q)ARG2(arg),&r); break;

case FF_GFPN:

case FF_GFS:

generic_powermodup(g,f,(Q)ARG2(arg),&r); break;

default:

error("generic_pwrmod_ff : current_ff is not set");

Line 1318 VECT *rp;

Line 1491 VECT *rp;

case FF_GF2N:

powertabup_gf2n(f,xp,tab); break;

case FF_GFPN:

case FF_GFS:

powertabup(f,xp,tab); break;

default:

error("pwrtab_ff : current_ff is not set");

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