[8ed989] | 1 | /**************************************** |
---|
| 2 | * Computer Algebra System SINGULAR * |
---|
| 3 | ****************************************/ |
---|
| 4 | /*************************************************************** |
---|
| 5 | * File: ssiLink.h |
---|
| 6 | * Purpose: declaration of sl_link routines for ssi |
---|
| 7 | ***************************************************************/ |
---|
[8f650f3] | 8 | #include <stdio.h> |
---|
| 9 | #include <fcntl.h> |
---|
| 10 | #include <errno.h> |
---|
| 11 | #include <unistd.h> |
---|
[8ed989] | 12 | #include <sys/types.h> |
---|
| 13 | #include <signal.h> |
---|
[76912c] | 14 | #include <sys/types.h> /* for portability */ |
---|
[8ed989] | 15 | #include <sys/select.h> |
---|
[76912c] | 16 | #include <sys/socket.h> |
---|
| 17 | #include <netinet/in.h> |
---|
[6c2364] | 18 | #include <ctype.h> /*for isdigit*/ |
---|
[0f4cea] | 19 | #include <netdb.h> |
---|
[a796fb] | 20 | #include <sys/wait.h> |
---|
[00e336] | 21 | #include <time.h> |
---|
[a796fb] | 22 | |
---|
[8ed989] | 23 | |
---|
| 24 | |
---|
[16f511] | 25 | #ifdef HAVE_CONFIG_H |
---|
[762407] | 26 | #include "config.h" |
---|
[16f511] | 27 | #endif /* HAVE_CONFIG_H */ |
---|
[f2df0c3] | 28 | #include <kernel/mod2.h> |
---|
[bc0d32] | 29 | #include <Singular/si_signals.h> |
---|
[8ed989] | 30 | |
---|
[b1dfaf] | 31 | #include <omalloc/omalloc.h> |
---|
[df326b] | 32 | |
---|
| 33 | #include <misc/intvec.h> |
---|
| 34 | #include <misc/options.h> |
---|
| 35 | |
---|
[0fb34ba] | 36 | #include <polys/monomials/ring.h> |
---|
| 37 | #include <polys/matpol.h> |
---|
[df326b] | 38 | |
---|
| 39 | #include <coeffs/bigintmat.h> |
---|
| 40 | |
---|
[8ed989] | 41 | #include <kernel/ideals.h> |
---|
[737a68] | 42 | #include <kernel/polys.h> |
---|
[8ed989] | 43 | #include <kernel/longrat.h> |
---|
| 44 | #include <kernel/ideals.h> |
---|
[b14855] | 45 | #include <kernel/timer.h> |
---|
[df326b] | 46 | |
---|
| 47 | #include <Singular/tok.h> |
---|
| 48 | #include <Singular/ipshell.h> |
---|
| 49 | #include <Singular/ipid.h> |
---|
| 50 | |
---|
[f2df0c3] | 51 | #include <Singular/subexpr.h> |
---|
[98918e] | 52 | #include <Singular/cntrlc.h> |
---|
[f2df0c3] | 53 | #include <Singular/lists.h> |
---|
[a088a12] | 54 | #include <Singular/blackbox.h> |
---|
[df326b] | 55 | |
---|
| 56 | #include <Singular/links/silink.h> |
---|
[00e336] | 57 | #include <Singular/links/s_buff.h> |
---|
[47367fd] | 58 | #include <Singular/links/ssiLink.h> |
---|
[8ed989] | 59 | |
---|
[df326b] | 60 | // TODO: use number n_InitMPZ(mpz_t n, coeffs_BIGINT) instead!? |
---|
| 61 | |
---|
[88ece17] | 62 | struct snumber_dummy |
---|
| 63 | { |
---|
| 64 | mpz_t z; |
---|
| 65 | mpz_t n; |
---|
| 66 | #if defined(LDEBUG) |
---|
| 67 | int debug; |
---|
| 68 | #endif |
---|
| 69 | BOOLEAN s; |
---|
| 70 | }; |
---|
| 71 | typedef struct snumber_dummy *number_dummy; |
---|
| 72 | |
---|
[df326b] | 73 | #ifdef HAVE_SIMPLEIPC |
---|
| 74 | #include <Singular/simpleipc.h> |
---|
| 75 | #endif |
---|
[1bf1c0] | 76 | //#if (_POSIX_C_SOURCE >= 200112L) || (_XOPEN_SOURCE >= 600) |
---|
| 77 | //#define HAVE_PSELECT |
---|
| 78 | //#endif |
---|
[a88046d] | 79 | |
---|
[df326b] | 80 | #define SSI_VERSION 5 |
---|
| 81 | |
---|
| 82 | // 64 bit version: |
---|
| 83 | //#if SIZEOF_LONG == 8 |
---|
| 84 | #if 0 |
---|
| 85 | #define MAX_NUM_SIZE 60 |
---|
| 86 | #define POW_2_28 (1L<<60) |
---|
| 87 | #define LONG long |
---|
| 88 | #else |
---|
| 89 | // 32 bit version: |
---|
| 90 | #define MAX_NUM_SIZE 28 |
---|
| 91 | #define POW_2_28 (1L<<28) |
---|
| 92 | #define LONG int |
---|
| 93 | #endif |
---|
[8ed989] | 94 | typedef struct |
---|
| 95 | { |
---|
[00e336] | 96 | s_buff f_read; |
---|
[8ed989] | 97 | FILE *f_write; |
---|
| 98 | ring r; |
---|
| 99 | pid_t pid; /* only valid for fork/tcp mode*/ |
---|
| 100 | int fd_read,fd_write; /* only valid for fork/tcp mode*/ |
---|
| 101 | char level; |
---|
[05ed3d] | 102 | char send_quit_at_exit; |
---|
[df326b] | 103 | char quit_sent; |
---|
[c45b2a5] | 104 | |
---|
[8ed989] | 105 | } ssiInfo; |
---|
| 106 | |
---|
[f47847f] | 107 | link_list ssiToBeClosed=NULL; |
---|
[00e336] | 108 | BOOLEAN ssiToBeClosed_inactive=TRUE; |
---|
[a796fb] | 109 | #define SSI_BLOCK_CHLD sigprocmask(SIG_SETMASK, &ssi_sigmask, &ssi_oldmask) |
---|
| 110 | #define SSI_UNBLOCK_CHLD sigprocmask(SIG_SETMASK, &ssi_oldmask, NULL) |
---|
[f47847f] | 111 | |
---|
[88ece17] | 112 | #define SR_INT 1L |
---|
| 113 | #define SR_HDL(A) ((long)(A)) |
---|
| 114 | #define SR_TO_INT(SR) (((long)SR) >> 2) |
---|
| 115 | |
---|
[8ed989] | 116 | // the helper functions: |
---|
| 117 | void ssiSetCurrRing(const ring r) |
---|
| 118 | { |
---|
| 119 | if (!rEqual(r,currRing,1)) |
---|
| 120 | { |
---|
| 121 | char name[20]; |
---|
| 122 | int nr=0; |
---|
| 123 | do |
---|
| 124 | { sprintf(name,"ssiRing%d",nr); nr++; } |
---|
| 125 | while(IDROOT->get(name, 0)!=NULL); |
---|
| 126 | idhdl h=enterid(omStrDup(name),0,RING_CMD,&IDROOT,FALSE); |
---|
| 127 | IDRING(h)=r; |
---|
| 128 | r->ref++; |
---|
| 129 | rSetHdl(h); |
---|
| 130 | } |
---|
| 131 | } |
---|
| 132 | // the implementation of the functions: |
---|
| 133 | void ssiWriteInt(ssiInfo *d,const int i) |
---|
| 134 | { |
---|
[a796fb] | 135 | SSI_BLOCK_CHLD; |
---|
[8f650f3] | 136 | fprintf(d->f_write,"%d ",i); |
---|
[a796fb] | 137 | SSI_UNBLOCK_CHLD; |
---|
[8f650f3] | 138 | //if (d->f_debug!=NULL) fprintf(d->f_debug,"int: %d ",i); |
---|
[8ed989] | 139 | } |
---|
| 140 | |
---|
| 141 | void ssiWriteString(ssiInfo *d,const char *s) |
---|
| 142 | { |
---|
[a796fb] | 143 | SSI_BLOCK_CHLD; |
---|
[00e336] | 144 | fprintf(d->f_write,"%d %s ",(int)strlen(s),s); |
---|
[a796fb] | 145 | SSI_UNBLOCK_CHLD; |
---|
[8f650f3] | 146 | //if (d->f_debug!=NULL) fprintf(d->f_debug,"stringi: %d \"%s\" ",strlen(s),s); |
---|
[8ed989] | 147 | } |
---|
| 148 | |
---|
| 149 | |
---|
| 150 | void ssiWriteBigInt(const ssiInfo *d, const number n) |
---|
| 151 | { |
---|
| 152 | // syntax is as follows: |
---|
| 153 | // case 2 Q: 3 4 <int> |
---|
| 154 | // or 3 3 <mpz_t nominator> |
---|
[a796fb] | 155 | SSI_BLOCK_CHLD; |
---|
[df326b] | 156 | if(SR_HDL(n) & SR_INT) |
---|
[8ed989] | 157 | { |
---|
| 158 | fprintf(d->f_write,"4 %ld ",SR_TO_INT(n)); |
---|
[8f650f3] | 159 | //if (d->f_debug!=NULL) fprintf(d->f_debug,"bigint: short \"%ld\" ",SR_TO_INT(n)); |
---|
[8ed989] | 160 | } |
---|
[88ece17] | 161 | else if (((number_dummy)n)->s==3) |
---|
[8ed989] | 162 | { |
---|
[a5d5fc] | 163 | fputs("3 ",d->f_write); |
---|
[88ece17] | 164 | mpz_out_str(d->f_write,10,((number_dummy)n)->z); |
---|
[a5d5fc] | 165 | fputc(' ',d->f_write); |
---|
[9f8f6a] | 166 | //gmp_fprintf(d->f_write,"3 %Zd ",n->z); |
---|
[8f650f3] | 167 | //if (d->f_debug!=NULL) gmp_fprintf(d->f_debug,"bigint: gmp \"%Zd\" ",n->z); |
---|
[8ed989] | 168 | } |
---|
[a5d5fc] | 169 | else WerrorS("illiegal bigint"); |
---|
[a796fb] | 170 | SSI_UNBLOCK_CHLD; |
---|
[8ed989] | 171 | } |
---|
| 172 | |
---|
| 173 | void ssiWriteNumber(const ssiInfo *d, const number n) |
---|
| 174 | { |
---|
| 175 | // syntax is as follows: |
---|
| 176 | // case 1 Z/p: 3 <int> |
---|
| 177 | // case 2 Q: 3 4 <int> |
---|
| 178 | // or 3 0 <mpz_t nominator> <mpz_t denominator> |
---|
| 179 | // or 3 1 dto. |
---|
| 180 | // or 3 3 <mpz_t nominator> |
---|
[d8bea6a] | 181 | // or 3 5 <mpz_t raw nom.> <mpz_t raw denom.> |
---|
| 182 | // or 3 6 <mpz_t raw nom.> <mpz_t raw denom.> |
---|
| 183 | // or 3 7 <mpz_t raw nom.> |
---|
[a796fb] | 184 | SSI_BLOCK_CHLD; |
---|
[8ed989] | 185 | if(rField_is_Zp(d->r)) |
---|
| 186 | { |
---|
| 187 | fprintf(d->f_write,"%d ",(int)(long)n); |
---|
[8f650f3] | 188 | //if (d->f_debug!=NULL) fprintf(d->f_debug,"number: \"%ld\" ",(int)(long)n); |
---|
[8ed989] | 189 | } |
---|
| 190 | else if (rField_is_Q(d->r)) |
---|
| 191 | { |
---|
| 192 | if(SR_HDL(n) & SR_INT) |
---|
| 193 | { |
---|
[df326b] | 194 | #if SIZEOF_LONG == 4 |
---|
| 195 | fprintf(d->f_write,"4 %d ",((LONG)SR_TO_INT(n))); |
---|
| 196 | #else |
---|
| 197 | long nn=SR_TO_INT(n); |
---|
| 198 | if ((nn<POW_2_28)||(nn>= -POW_2_28)) |
---|
| 199 | fprintf(d->f_write,"4 %d ",((LONG)nn)); // NOTE: use %ld once LONG can be long !!! |
---|
| 200 | else |
---|
| 201 | { |
---|
| 202 | mpz_t tmp; |
---|
[bdda8c2] | 203 | mpz_init_set_si(tmp,nn); |
---|
[df326b] | 204 | fputs("8 ",d->f_write); |
---|
| 205 | mpz_out_str (d->f_write,32, tmp); |
---|
| 206 | fputc(' ',d->f_write); |
---|
[bdda8c2] | 207 | mpz_clear(tmp); |
---|
[df326b] | 208 | } |
---|
| 209 | #endif |
---|
[8f650f3] | 210 | //if (d->f_debug!=NULL) fprintf(d->f_debug,"number: short \"%ld\" ",SR_TO_INT(n)); |
---|
[8ed989] | 211 | } |
---|
[88ece17] | 212 | else if (((number_dummy)n)->s<2) |
---|
[8ed989] | 213 | { |
---|
[d8bea6a] | 214 | //gmp_fprintf(d->f_write,"%d %Zd %Zd ",n->s,n->z,n->n); |
---|
[88ece17] | 215 | fprintf(d->f_write,"%d ",((number_dummy)n)->s+5); |
---|
| 216 | mpz_out_str (d->f_write,32, ((number_dummy)n)->z); |
---|
[a5d5fc] | 217 | fputc(' ',d->f_write); |
---|
[88ece17] | 218 | mpz_out_str (d->f_write,32, ((number_dummy)n)->n); |
---|
[a5d5fc] | 219 | fputc(' ',d->f_write); |
---|
[d8bea6a] | 220 | |
---|
[8f650f3] | 221 | //if (d->f_debug!=NULL) gmp_fprintf(d->f_debug,"number: s=%d gmp/gmp \"%Zd %Zd\" ",n->s,n->z,n->n); |
---|
[8ed989] | 222 | } |
---|
| 223 | else /*n->s==3*/ |
---|
| 224 | { |
---|
[d8bea6a] | 225 | //gmp_fprintf(d->f_write,"3 %Zd ",n->z); |
---|
[a5d5fc] | 226 | fputs("8 ",d->f_write); |
---|
[88ece17] | 227 | mpz_out_str (d->f_write,32, ((number_dummy)n)->z); |
---|
[a5d5fc] | 228 | fputc(' ',d->f_write); |
---|
[b65d1d] | 229 | |
---|
[8f650f3] | 230 | //if (d->f_debug!=NULL) gmp_fprintf(d->f_debug,"number: gmp \"%Zd\" ",n->z); |
---|
[8ed989] | 231 | } |
---|
| 232 | } |
---|
| 233 | else WerrorS("coeff field not implemented"); |
---|
[a796fb] | 234 | SSI_UNBLOCK_CHLD; |
---|
[8ed989] | 235 | } |
---|
| 236 | |
---|
| 237 | void ssiWriteRing(ssiInfo *d,const ring r) |
---|
| 238 | { |
---|
[a796fb] | 239 | /* 5 <ch> <N> <l1> <v1> ...<lN> <vN> <number of orderings> <ord1> <block0_1> <block1_1> .... */ |
---|
[8ed989] | 240 | if (d->r!=NULL) rKill(d->r); |
---|
| 241 | d->r=r; |
---|
| 242 | d->r->ref++; |
---|
[a796fb] | 243 | SSI_BLOCK_CHLD; |
---|
[320f1c] | 244 | fprintf(d->f_write,"%d %d ",n_GetChar(r->cf),r->N); |
---|
[8ed989] | 245 | |
---|
| 246 | int i; |
---|
| 247 | for(i=0;i<r->N;i++) |
---|
| 248 | { |
---|
[00e336] | 249 | fprintf(d->f_write,"%d %s ",(int)strlen(r->names[i]),r->names[i]); |
---|
[8ed989] | 250 | } |
---|
| 251 | /* number of orderings:*/ |
---|
| 252 | i=0; |
---|
| 253 | while (r->order[i]!=0) i++; |
---|
| 254 | fprintf(d->f_write,"%d ",i); |
---|
| 255 | /* each ordering block: */ |
---|
| 256 | i=0; |
---|
| 257 | while(r->order[i]!=0) |
---|
| 258 | { |
---|
| 259 | fprintf(d->f_write,"%d %d %d ",r->order[i],r->block0[i], r->block1[i]); |
---|
[7ee1907] | 260 | switch(r->order[i]) |
---|
| 261 | { |
---|
| 262 | case ringorder_a: |
---|
| 263 | case ringorder_wp: |
---|
| 264 | case ringorder_Wp: |
---|
| 265 | case ringorder_ws: |
---|
| 266 | case ringorder_Ws: |
---|
| 267 | case ringorder_aa: |
---|
| 268 | { |
---|
| 269 | int ii; |
---|
| 270 | for(ii=r->block0[i];ii<=r->block1[i];ii++) |
---|
| 271 | fprintf(d->f_write,"%d ",r->wvhdl[i][ii-r->block0[i]]); |
---|
| 272 | } |
---|
| 273 | break; |
---|
[df326b] | 274 | |
---|
[7ee1907] | 275 | case ringorder_a64: |
---|
| 276 | case ringorder_M: |
---|
| 277 | case ringorder_L: |
---|
| 278 | case ringorder_IS: |
---|
| 279 | Werror("ring oder not implemented for ssi:%d",r->order[i]); |
---|
| 280 | break; |
---|
| 281 | |
---|
| 282 | default: break; |
---|
| 283 | } |
---|
[8ed989] | 284 | i++; |
---|
| 285 | } |
---|
[a796fb] | 286 | SSI_UNBLOCK_CHLD; |
---|
[8ed989] | 287 | } |
---|
| 288 | |
---|
[2e4ec14] | 289 | void ssiWritePoly(ssiInfo *d, int /*typ*/, poly p) |
---|
[8ed989] | 290 | { |
---|
[a796fb] | 291 | SSI_BLOCK_CHLD; |
---|
[8ed989] | 292 | fprintf(d->f_write,"%d ",pLength(p));//number of terms |
---|
[a796fb] | 293 | SSI_UNBLOCK_CHLD; |
---|
[6909cfb] | 294 | int j; |
---|
[8ed989] | 295 | |
---|
| 296 | while(p!=NULL) |
---|
| 297 | { |
---|
| 298 | ssiWriteNumber(d,pGetCoeff(p)); |
---|
| 299 | //nWrite(fich,pGetCoeff(p)); |
---|
[a796fb] | 300 | SSI_BLOCK_CHLD; |
---|
[8ed989] | 301 | fprintf(d->f_write,"%ld ",p_GetComp(p,d->r));//component |
---|
| 302 | |
---|
[6909cfb] | 303 | for(j=1;j<=rVar(d->r);j++) |
---|
[8ed989] | 304 | { |
---|
| 305 | fprintf(d->f_write,"%ld ",p_GetExp(p,j,d->r ));//x^j |
---|
| 306 | } |
---|
| 307 | pIter(p); |
---|
[a796fb] | 308 | SSI_UNBLOCK_CHLD; |
---|
[8ed989] | 309 | } |
---|
| 310 | } |
---|
| 311 | |
---|
| 312 | void ssiWriteIdeal(ssiInfo *d, int typ,ideal I) |
---|
| 313 | { |
---|
[df326b] | 314 | // syntax: 7 # of elements <poly 1> <poly2>..... |
---|
| 315 | // syntax: 8 <rows> <cols> <poly 1> <poly2>..... |
---|
[8ed989] | 316 | matrix M=(matrix)I; |
---|
[df326b] | 317 | int mn; |
---|
[a796fb] | 318 | SSI_BLOCK_CHLD; |
---|
[8ed989] | 319 | if (typ==MATRIX_CMD) |
---|
[df326b] | 320 | { |
---|
| 321 | mn=MATROWS(M)*MATCOLS(M); |
---|
| 322 | fprintf(d->f_write,"%d %d ", MATROWS(M),MATCOLS(M)); |
---|
| 323 | } |
---|
[8ed989] | 324 | else |
---|
[df326b] | 325 | { |
---|
| 326 | mn=IDELEMS(I); |
---|
[8ed989] | 327 | fprintf(d->f_write,"%d ",IDELEMS(I)); |
---|
[df326b] | 328 | } |
---|
[a796fb] | 329 | SSI_UNBLOCK_CHLD; |
---|
[8ed989] | 330 | |
---|
| 331 | int i; |
---|
[df326b] | 332 | int tt; |
---|
| 333 | if (typ==MODUL_CMD) tt=VECTOR_CMD; |
---|
| 334 | else tt=POLY_CMD; |
---|
[8ed989] | 335 | |
---|
[df326b] | 336 | for(i=0;i<mn;i++) |
---|
[8ed989] | 337 | { |
---|
[df326b] | 338 | ssiWritePoly(d,tt,I->m[i]); |
---|
[8ed989] | 339 | } |
---|
| 340 | } |
---|
[df326b] | 341 | |
---|
[8ed989] | 342 | void ssiWriteCommand(si_link l, command D) |
---|
| 343 | { |
---|
| 344 | ssiInfo *d=(ssiInfo*)l->data; |
---|
| 345 | // syntax: <num ops> <operation> <op1> <op2> .... |
---|
[a796fb] | 346 | SSI_BLOCK_CHLD; |
---|
[8ed989] | 347 | fprintf(d->f_write,"%d %d ",D->argc,D->op); |
---|
[a796fb] | 348 | SSI_UNBLOCK_CHLD; |
---|
[8ed989] | 349 | if (D->argc >0) ssiWrite(l, &(D->arg1)); |
---|
[8f650f3] | 350 | if (D->argc < 4) |
---|
| 351 | { |
---|
| 352 | if (D->argc >1) ssiWrite(l, &(D->arg2)); |
---|
| 353 | if (D->argc >2) ssiWrite(l, &(D->arg3)); |
---|
| 354 | } |
---|
[8ed989] | 355 | } |
---|
| 356 | |
---|
| 357 | void ssiWriteProc(ssiInfo *d,procinfov p) |
---|
| 358 | { |
---|
[00e336] | 359 | if (p->data.s.body==NULL) |
---|
| 360 | iiGetLibProcBuffer(p); |
---|
| 361 | if (p->data.s.body!=NULL) |
---|
| 362 | ssiWriteString(d,p->data.s.body); |
---|
| 363 | else |
---|
| 364 | ssiWriteString(d,""); |
---|
[8ed989] | 365 | } |
---|
| 366 | |
---|
| 367 | void ssiWriteList(si_link l,lists dd) |
---|
| 368 | { |
---|
| 369 | ssiInfo *d=(ssiInfo*)l->data; |
---|
[df326b] | 370 | int Ll=lSize(dd); |
---|
[a796fb] | 371 | SSI_BLOCK_CHLD; |
---|
[df326b] | 372 | fprintf(d->f_write,"%d ",Ll+1); |
---|
[a796fb] | 373 | SSI_UNBLOCK_CHLD; |
---|
[8ed989] | 374 | int i; |
---|
[df326b] | 375 | for(i=0;i<=Ll;i++) |
---|
[8ed989] | 376 | { |
---|
| 377 | ssiWrite(l,&(dd->m[i])); |
---|
| 378 | } |
---|
| 379 | } |
---|
[4d22d3] | 380 | void ssiWriteIntvec(ssiInfo *d,intvec * v) |
---|
| 381 | { |
---|
[a796fb] | 382 | SSI_BLOCK_CHLD; |
---|
[4d22d3] | 383 | fprintf(d->f_write,"%d ",v->length()); |
---|
| 384 | int i; |
---|
| 385 | for(i=0;i<v->length();i++) |
---|
| 386 | { |
---|
| 387 | fprintf(d->f_write,"%d ",(*v)[i]); |
---|
| 388 | } |
---|
[a796fb] | 389 | SSI_UNBLOCK_CHLD; |
---|
[4d22d3] | 390 | } |
---|
[00e336] | 391 | void ssiWriteIntmat(ssiInfo *d,intvec * v) |
---|
| 392 | { |
---|
| 393 | SSI_BLOCK_CHLD; |
---|
| 394 | fprintf(d->f_write,"%d %d ",v->rows(),v->cols()); |
---|
| 395 | int i; |
---|
| 396 | for(i=0;i<v->length();i++) |
---|
| 397 | { |
---|
| 398 | fprintf(d->f_write,"%d ",(*v)[i]); |
---|
| 399 | } |
---|
| 400 | SSI_UNBLOCK_CHLD; |
---|
| 401 | } |
---|
[8ed989] | 402 | |
---|
[df326b] | 403 | void ssiWriteBigintmat(ssiInfo *d,bigintmat * v) |
---|
| 404 | { |
---|
| 405 | SSI_BLOCK_CHLD; |
---|
| 406 | fprintf(d->f_write,"%d %d ",v->rows(),v->cols()); |
---|
| 407 | int i; |
---|
| 408 | for(i=0;i<v->length();i++) |
---|
| 409 | { |
---|
| 410 | ssiWriteBigInt(d,(*v)[i]); |
---|
| 411 | } |
---|
| 412 | SSI_UNBLOCK_CHLD; |
---|
| 413 | } |
---|
| 414 | |
---|
[8ed989] | 415 | char *ssiReadString(ssiInfo *d) |
---|
| 416 | { |
---|
| 417 | char *buf; |
---|
| 418 | int l; |
---|
[00e336] | 419 | l=s_readint(d->f_read); |
---|
| 420 | buf=(char*)omAlloc0(l+1); |
---|
[6909cfb] | 421 | /*int c =*/ (void) s_getc(d->f_read); /* skip ' '*/ |
---|
| 422 | /*int ll=*/ (void) s_readbytes(buf,l,d->f_read); |
---|
[00e336] | 423 | //if (ll!=l) printf("want %d, got %d bytes\n",l,ll); |
---|
[8ed989] | 424 | buf[l]='\0'; |
---|
| 425 | return buf; |
---|
| 426 | } |
---|
| 427 | |
---|
[00e336] | 428 | int ssiReadInt(s_buff fich) |
---|
[8ed989] | 429 | { |
---|
[00e336] | 430 | return s_readint(fich); |
---|
[8ed989] | 431 | } |
---|
| 432 | |
---|
| 433 | number ssiReadBigInt(ssiInfo *d) |
---|
| 434 | { |
---|
[a796fb] | 435 | int sub_type=-1; |
---|
[00e336] | 436 | sub_type=s_readint(d->f_read); |
---|
[a796fb] | 437 | switch(sub_type) |
---|
| 438 | { |
---|
[8ed989] | 439 | case 3: |
---|
| 440 | {// read int or mpz_t or mpz_t, mpz_t |
---|
[320f1c] | 441 | number n=(number)omAlloc0(sizeof(snumber_dummy)); |
---|
[3631a1] | 442 | #ifdef LDEBUG |
---|
| 443 | ((number_dummy)n)->debug=123456; |
---|
| 444 | #endif |
---|
[00e336] | 445 | s_readmpz(d->f_read,((number_dummy)n)->z); |
---|
[88ece17] | 446 | ((number_dummy)n)->s=sub_type; |
---|
[8ed989] | 447 | return n; |
---|
| 448 | } |
---|
[a796fb] | 449 | case 4: |
---|
| 450 | { |
---|
| 451 | int dd; |
---|
[00e336] | 452 | dd=s_readint(d->f_read); |
---|
[320f1c] | 453 | return n_Init(dd,d->r->cf); |
---|
[a796fb] | 454 | } |
---|
| 455 | default: |
---|
| 456 | Werror("error in reading bigint: invalid subtype %d",sub_type); |
---|
| 457 | return NULL; |
---|
[8ed989] | 458 | } |
---|
| 459 | } |
---|
| 460 | |
---|
[df326b] | 461 | static number ssiReadQNumber(ssiInfo *d) |
---|
[8ed989] | 462 | { |
---|
[df326b] | 463 | int sub_type=-1; |
---|
| 464 | sub_type=s_readint(d->f_read); |
---|
| 465 | switch(sub_type) |
---|
[8ed989] | 466 | { |
---|
| 467 | case 0: |
---|
| 468 | case 1: |
---|
[d8bea6a] | 469 | {// read mpz_t, mpz_t |
---|
[320f1c] | 470 | number n=(number)omAlloc0(sizeof(snumber_dummy)); |
---|
[3631a1] | 471 | #ifdef LDEBUG |
---|
| 472 | ((number_dummy)n)->debug=123456; |
---|
| 473 | #endif |
---|
[00e336] | 474 | mpz_init(((number_dummy)n)->z); |
---|
[88ece17] | 475 | mpz_init(((number_dummy)n)->n); |
---|
[00e336] | 476 | s_readmpz(d->f_read,((number_dummy)n)->z); |
---|
| 477 | s_readmpz(d->f_read,((number_dummy)n)->n); |
---|
[88ece17] | 478 | ((number_dummy)n)->s=sub_type; |
---|
[a796fb] | 479 | return n; |
---|
[8ed989] | 480 | } |
---|
| 481 | |
---|
| 482 | case 3: |
---|
[d8bea6a] | 483 | {// read mpz_t |
---|
[320f1c] | 484 | number n=(number)omAlloc0(sizeof(snumber_dummy)); |
---|
[3631a1] | 485 | #ifdef LDEBUG |
---|
| 486 | ((number_dummy)n)->debug=123456; |
---|
| 487 | #endif |
---|
[00e336] | 488 | mpz_init(((number_dummy)n)->z); |
---|
| 489 | s_readmpz(d->f_read,((number_dummy)n)->z); |
---|
[88ece17] | 490 | ((number_dummy)n)->s=3; /*sub_type*/ |
---|
[8ed989] | 491 | return n; |
---|
| 492 | } |
---|
[a796fb] | 493 | case 4: |
---|
| 494 | { |
---|
[00e336] | 495 | int dd=s_readint(d->f_read); |
---|
[df326b] | 496 | return n_Init(dd,coeffs_BIGINT); |
---|
[a796fb] | 497 | } |
---|
[d8bea6a] | 498 | case 5: |
---|
| 499 | case 6: |
---|
| 500 | {// read raw mpz_t, mpz_t |
---|
[320f1c] | 501 | number n=(number)omAlloc0(sizeof(snumber_dummy)); |
---|
[3631a1] | 502 | #ifdef LDEBUG |
---|
| 503 | ((number_dummy)n)->debug=123456; |
---|
| 504 | #endif |
---|
[00e336] | 505 | mpz_init(((number_dummy)n)->z); |
---|
[88ece17] | 506 | mpz_init(((number_dummy)n)->n); |
---|
[bdda8c2] | 507 | s_readmpz_base (d->f_read,((number_dummy)n)->z, 32); |
---|
| 508 | s_readmpz_base (d->f_read,((number_dummy)n)->n, 32); |
---|
[88ece17] | 509 | ((number_dummy)n)->s=sub_type-5; |
---|
[a796fb] | 510 | return n; |
---|
[d8bea6a] | 511 | } |
---|
| 512 | case 8: |
---|
| 513 | {// read raw mpz_t |
---|
[320f1c] | 514 | number n=(number)omAlloc0(sizeof(snumber_dummy)); |
---|
[3631a1] | 515 | #ifdef LDEBUG |
---|
| 516 | ((number_dummy)n)->debug=123456; |
---|
| 517 | #endif |
---|
[00e336] | 518 | mpz_init(((number_dummy)n)->z); |
---|
[bdda8c2] | 519 | s_readmpz_base (d->f_read,((number_dummy)n)->z, 32); |
---|
[88ece17] | 520 | ((number_dummy)n)->s=sub_type=3; /*subtype-5*/ |
---|
[a796fb] | 521 | return n; |
---|
[d8bea6a] | 522 | } |
---|
| 523 | |
---|
[8ed989] | 524 | default: Werror("error in reading number: invalid subtype %d",sub_type); |
---|
| 525 | return NULL; |
---|
[df326b] | 526 | } |
---|
| 527 | return NULL; |
---|
| 528 | } |
---|
| 529 | number ssiReadNumber(ssiInfo *d) |
---|
| 530 | { |
---|
| 531 | if (rField_is_Q(d->r)) |
---|
| 532 | { |
---|
| 533 | return ssiReadQNumber(d); |
---|
[8ed989] | 534 | } |
---|
| 535 | else if (rField_is_Zp(d->r)) |
---|
| 536 | { |
---|
| 537 | // read int |
---|
[00e336] | 538 | int dd=s_readint(d->f_read); |
---|
[8ed989] | 539 | return (number)dd; |
---|
| 540 | } |
---|
| 541 | else Werror("coeffs not implemented"); |
---|
[57dfde6] | 542 | return NULL; |
---|
[8ed989] | 543 | } |
---|
| 544 | |
---|
| 545 | ring ssiReadRing(ssiInfo *d) |
---|
| 546 | { |
---|
[a796fb] | 547 | /* syntax is <ch> <N> <l1> <v1> ...<lN> <vN> <number of orderings> <ord1> <block0_1> <block1_1> .... */ |
---|
[6909cfb] | 548 | int ch, N,i/*,l*/; |
---|
[8ed989] | 549 | char **names; |
---|
[00e336] | 550 | ch=s_readint(d->f_read); |
---|
| 551 | N=s_readint(d->f_read); |
---|
[8ed989] | 552 | names=(char**)omAlloc(N*sizeof(char*)); |
---|
| 553 | for(i=0;i<N;i++) |
---|
| 554 | { |
---|
| 555 | names[i]=ssiReadString(d); |
---|
| 556 | } |
---|
| 557 | // read the orderings: |
---|
| 558 | int num_ord; // number of orderings |
---|
[00e336] | 559 | num_ord=s_readint(d->f_read); |
---|
[8ed989] | 560 | int *ord=(int *)omAlloc0((num_ord+1)*sizeof(int)); |
---|
| 561 | int *block0=(int *)omAlloc0((num_ord+1)*sizeof(int)); |
---|
| 562 | int *block1=(int *)omAlloc0((num_ord+1)*sizeof(int)); |
---|
[7ee1907] | 563 | int **wvhdl=(int**)omAlloc0((num_ord+1)*sizeof(int*)); |
---|
[8ed989] | 564 | for(i=0;i<num_ord;i++) |
---|
| 565 | { |
---|
[00e336] | 566 | ord[i]=s_readint(d->f_read); |
---|
| 567 | block0[i]=s_readint(d->f_read); |
---|
| 568 | block1[i]=s_readint(d->f_read); |
---|
[7ee1907] | 569 | switch(ord[i]) |
---|
| 570 | { |
---|
| 571 | case ringorder_a: |
---|
| 572 | case ringorder_wp: |
---|
| 573 | case ringorder_Wp: |
---|
| 574 | case ringorder_ws: |
---|
| 575 | case ringorder_Ws: |
---|
| 576 | case ringorder_aa: |
---|
| 577 | { |
---|
| 578 | wvhdl[i]=(int*)omAlloc((block1[i]-block0[i]+1)*sizeof(int)); |
---|
| 579 | int ii; |
---|
| 580 | for(ii=block0[i];ii<=block1[i];ii++) |
---|
[00e336] | 581 | wvhdl[i][ii-block0[i]]=s_readint(d->f_read); |
---|
[7ee1907] | 582 | } |
---|
| 583 | break; |
---|
| 584 | |
---|
| 585 | case ringorder_a64: |
---|
| 586 | case ringorder_M: |
---|
| 587 | case ringorder_L: |
---|
| 588 | case ringorder_IS: |
---|
| 589 | Werror("ring oder not implemented for ssi:%d",ord[i]); |
---|
| 590 | break; |
---|
| 591 | |
---|
| 592 | default: break; |
---|
| 593 | } |
---|
[8ed989] | 594 | } |
---|
[7ee1907] | 595 | return rDefault(ch,N,names,num_ord,ord,block0,block1,wvhdl); |
---|
[8ed989] | 596 | } |
---|
| 597 | |
---|
| 598 | poly ssiReadPoly(ssiInfo *D) |
---|
| 599 | { |
---|
| 600 | // < # of terms> < term1> < ..... |
---|
| 601 | int n,i,l; |
---|
| 602 | n=ssiReadInt(D->f_read); |
---|
| 603 | //Print("poly: terms:%d\n",n); |
---|
| 604 | poly p; |
---|
[cd4f24] | 605 | // int j; |
---|
| 606 | // j=0; |
---|
[8ed989] | 607 | poly ret=NULL; |
---|
[23206f4] | 608 | poly prev=NULL; |
---|
[8ed989] | 609 | for(l=0;l<n;l++) // read n terms |
---|
| 610 | { |
---|
| 611 | // coef,comp.exp1,..exp N |
---|
| 612 | p=p_Init(D->r); |
---|
| 613 | pGetCoeff(p)=ssiReadNumber(D); |
---|
[00e336] | 614 | int d=s_readint(D->f_read); |
---|
[8ed989] | 615 | p_SetComp(p,d,D->r); |
---|
| 616 | for(i=1;i<=rVar(D->r);i++) |
---|
| 617 | { |
---|
[00e336] | 618 | d=s_readint(D->f_read); |
---|
[8ed989] | 619 | p_SetExp(p,i,d,D->r); |
---|
| 620 | } |
---|
| 621 | p_Setm(p,D->r); |
---|
| 622 | p_Test(p,D->r); |
---|
[23206f4] | 623 | if (ret==NULL) ret=p; |
---|
| 624 | else pNext(prev)=p; |
---|
| 625 | prev=p; |
---|
[8ed989] | 626 | } |
---|
| 627 | return ret; |
---|
| 628 | } |
---|
| 629 | |
---|
| 630 | ideal ssiReadIdeal(ssiInfo *d) |
---|
| 631 | { |
---|
[00e336] | 632 | int i; |
---|
| 633 | int n=s_readint(d->f_read); |
---|
| 634 | ideal I=idInit(n,1); |
---|
[8ed989] | 635 | for(i=0;i<IDELEMS(I);i++) // read n terms |
---|
| 636 | { |
---|
| 637 | I->m [i]=ssiReadPoly(d); |
---|
| 638 | } |
---|
| 639 | return I; |
---|
| 640 | } |
---|
| 641 | |
---|
| 642 | matrix ssiReadMatrix(ssiInfo *d) |
---|
| 643 | { |
---|
[00e336] | 644 | int m=s_readint(d->f_read); |
---|
| 645 | int n=s_readint(d->f_read); |
---|
[8ed989] | 646 | matrix M=mpNew(m,n); |
---|
| 647 | poly p; |
---|
| 648 | for(int i=1;i<=MATROWS(M);i++) |
---|
| 649 | for(int j=1;j<=MATCOLS(M);j++) |
---|
| 650 | { |
---|
| 651 | p=ssiReadPoly(d); |
---|
| 652 | MATELEM(M,i,j)=p; |
---|
| 653 | } |
---|
| 654 | return M; |
---|
| 655 | } |
---|
| 656 | |
---|
| 657 | command ssiReadCommand(si_link l) |
---|
| 658 | { |
---|
| 659 | ssiInfo *d=(ssiInfo*)l->data; |
---|
| 660 | // syntax: <num ops> <operation> <op1> <op2> .... |
---|
| 661 | command D=(command)omAlloc0(sizeof(*D)); |
---|
| 662 | int argc,op; |
---|
[00e336] | 663 | argc=s_readint(d->f_read); |
---|
| 664 | op=s_readint(d->f_read); |
---|
[8ed989] | 665 | D->argc=argc; D->op=op; |
---|
| 666 | leftv v; |
---|
| 667 | if (argc >0) |
---|
| 668 | { |
---|
| 669 | v=ssiRead1(l); |
---|
| 670 | memcpy(&(D->arg1),v,sizeof(*v)); |
---|
| 671 | omFreeBin(v,sleftv_bin); |
---|
| 672 | } |
---|
[8f650f3] | 673 | if (argc <4) |
---|
[8ed989] | 674 | { |
---|
[8f650f3] | 675 | if (D->argc >1) |
---|
| 676 | { |
---|
| 677 | v=ssiRead1(l); |
---|
| 678 | memcpy(&(D->arg2),v,sizeof(*v)); |
---|
| 679 | omFreeBin(v,sleftv_bin); |
---|
| 680 | } |
---|
| 681 | if (D->argc >2) |
---|
| 682 | { |
---|
| 683 | v=ssiRead1(l); |
---|
| 684 | memcpy(&(D->arg3),v,sizeof(*v)); |
---|
| 685 | omFreeBin(v,sleftv_bin); |
---|
| 686 | } |
---|
[8ed989] | 687 | } |
---|
[8f650f3] | 688 | else |
---|
[8ed989] | 689 | { |
---|
[8f650f3] | 690 | leftv prev=&(D->arg1); |
---|
| 691 | argc--; |
---|
| 692 | while(argc >0) |
---|
| 693 | { |
---|
| 694 | v=ssiRead1(l); |
---|
| 695 | prev->next=v; |
---|
| 696 | prev=v; |
---|
| 697 | argc--; |
---|
| 698 | } |
---|
[8ed989] | 699 | } |
---|
| 700 | return D; |
---|
| 701 | } |
---|
| 702 | |
---|
| 703 | procinfov ssiReadProc(ssiInfo *d) |
---|
| 704 | { |
---|
| 705 | char *s=ssiReadString(d); |
---|
| 706 | procinfov p=(procinfov)omAlloc0Bin(procinfo_bin); |
---|
| 707 | p->language=LANG_SINGULAR; |
---|
| 708 | p->libname=omStrDup(""); |
---|
| 709 | p->procname=omStrDup(""); |
---|
| 710 | p->data.s.body=s; |
---|
| 711 | return p; |
---|
| 712 | } |
---|
| 713 | lists ssiReadList(si_link l) |
---|
| 714 | { |
---|
| 715 | ssiInfo *d=(ssiInfo*)l->data; |
---|
[00e336] | 716 | int nr=s_readint(d->f_read); |
---|
[8ed989] | 717 | lists L=(lists)omAlloc(sizeof(*L)); |
---|
| 718 | L->Init(nr); |
---|
| 719 | |
---|
| 720 | int i; |
---|
| 721 | leftv v; |
---|
| 722 | for(i=0;i<nr;i++) |
---|
| 723 | { |
---|
| 724 | v=ssiRead1(l); |
---|
| 725 | memcpy(&(L->m[i]),v,sizeof(*v)); |
---|
| 726 | omFreeBin(v,sleftv_bin); |
---|
| 727 | } |
---|
| 728 | return L; |
---|
| 729 | } |
---|
[4d22d3] | 730 | intvec* ssiReadIntvec(ssiInfo *d) |
---|
| 731 | { |
---|
[00e336] | 732 | int nr=s_readint(d->f_read); |
---|
[4d22d3] | 733 | intvec *v=new intvec(nr); |
---|
| 734 | for(int i=0;i<nr;i++) |
---|
| 735 | { |
---|
[00e336] | 736 | (*v)[i]=s_readint(d->f_read); |
---|
| 737 | } |
---|
| 738 | return v; |
---|
| 739 | } |
---|
| 740 | intvec* ssiReadIntmat(ssiInfo *d) |
---|
| 741 | { |
---|
| 742 | int r,c; |
---|
| 743 | r=s_readint(d->f_read); |
---|
| 744 | c=s_readint(d->f_read); |
---|
| 745 | intvec *v=new intvec(r,c,0); |
---|
| 746 | for(int i=0;i<r*c;i++) |
---|
| 747 | { |
---|
| 748 | (*v)[i]=s_readint(d->f_read); |
---|
[4d22d3] | 749 | } |
---|
| 750 | return v; |
---|
| 751 | } |
---|
[df326b] | 752 | bigintmat* ssiReadBigintmat(ssiInfo *d) |
---|
| 753 | { |
---|
| 754 | int r,c; |
---|
| 755 | r=s_readint(d->f_read); |
---|
| 756 | c=s_readint(d->f_read); |
---|
| 757 | bigintmat *v=new bigintmat(r,c,coeffs_BIGINT); |
---|
| 758 | for(int i=0;i<r*c;i++) |
---|
| 759 | { |
---|
| 760 | (*v)[i]=ssiReadBigInt(d); |
---|
| 761 | } |
---|
| 762 | return v; |
---|
| 763 | } |
---|
[8ed989] | 764 | |
---|
[a088a12] | 765 | void ssiReadBlackbox(leftv res, si_link l) |
---|
| 766 | { |
---|
| 767 | ssiInfo *d=(ssiInfo*)l->data; |
---|
[6909cfb] | 768 | /*int throwaway=*/ (void) s_readint(d->f_read); |
---|
[a088a12] | 769 | char *name=ssiReadString(d); |
---|
| 770 | int tok; |
---|
| 771 | blackboxIsCmd(name,tok); |
---|
| 772 | if (tok>MAX_TOK) |
---|
| 773 | { |
---|
| 774 | blackbox *b=getBlackboxStuff(tok); |
---|
| 775 | res->rtyp=tok; |
---|
| 776 | b->blackbox_deserialize(&b,&(res->data),l); |
---|
| 777 | } |
---|
| 778 | else |
---|
| 779 | { |
---|
| 780 | Werror("blackbox %s not found",name); |
---|
| 781 | } |
---|
| 782 | } |
---|
| 783 | |
---|
[8ed989] | 784 | //**************************************************************************/ |
---|
[a796fb] | 785 | |
---|
[b5f276e] | 786 | BOOLEAN ssiOpen(si_link l, short flag, leftv u) |
---|
[8ed989] | 787 | { |
---|
[47a616d] | 788 | if (l!=NULL) |
---|
[8ed989] | 789 | { |
---|
[47a616d] | 790 | const char *mode; |
---|
| 791 | ssiInfo *d=(ssiInfo*)omAlloc0(sizeof(ssiInfo)); |
---|
| 792 | sigprocmask(SIG_SETMASK, NULL, &ssi_sigmask); |
---|
| 793 | sigaddset(&ssi_sigmask, SIGCHLD); |
---|
| 794 | if (flag & SI_LINK_OPEN) |
---|
| 795 | { |
---|
| 796 | if (l->mode[0] != '\0' && (strcmp(l->mode, "r") == 0)) |
---|
| 797 | flag = SI_LINK_READ; |
---|
| 798 | else flag = SI_LINK_WRITE; |
---|
| 799 | } |
---|
[8ed989] | 800 | |
---|
[47a616d] | 801 | if (flag == SI_LINK_READ) mode = "r"; |
---|
| 802 | else if (strcmp(l->mode, "w") == 0) mode = "w"; |
---|
| 803 | else if (strcmp(l->mode, "fork") == 0) mode = "fork"; |
---|
| 804 | else if (strcmp(l->mode, "tcp") == 0) mode = "tcp"; |
---|
| 805 | else if (strcmp(l->mode, "connect") == 0) mode = "connect"; |
---|
| 806 | else mode = "a"; |
---|
[8ed989] | 807 | |
---|
| 808 | |
---|
[47a616d] | 809 | SI_LINK_SET_OPEN_P(l, flag); |
---|
| 810 | l->data=d; |
---|
| 811 | omFree(l->mode); |
---|
| 812 | l->mode = omStrDup(mode); |
---|
[3f4696] | 813 | |
---|
[47a616d] | 814 | if (l->name[0] == '\0') |
---|
[8ed989] | 815 | { |
---|
[47a616d] | 816 | if (strcmp(mode,"fork")==0) |
---|
[8ed989] | 817 | { |
---|
[47a616d] | 818 | link_list n=(link_list)omAlloc(sizeof(link_struct)); |
---|
| 819 | n->u=u; |
---|
| 820 | n->l=l; |
---|
| 821 | n->next=(void *)ssiToBeClosed; |
---|
| 822 | ssiToBeClosed=n; |
---|
| 823 | |
---|
| 824 | int pc[2]; |
---|
| 825 | int cp[2]; |
---|
[df326b] | 826 | SSI_BLOCK_CHLD; |
---|
[47a616d] | 827 | pipe(pc); |
---|
| 828 | pipe(cp); |
---|
| 829 | pid_t pid=fork(); |
---|
[df326b] | 830 | SSI_UNBLOCK_CHLD; |
---|
[47a616d] | 831 | if (pid==0) /*fork: child*/ |
---|
[f47847f] | 832 | { |
---|
[47a616d] | 833 | link_list hh=(link_list)ssiToBeClosed->next; |
---|
| 834 | /* we know: l is the first entry in ssiToBeClosed-list */ |
---|
| 835 | while(hh!=NULL) |
---|
| 836 | { |
---|
[df326b] | 837 | SI_LINK_SET_CLOSE_P(hh->l); |
---|
[47a616d] | 838 | ssiInfo *dd=(ssiInfo*)hh->l->data; |
---|
[df326b] | 839 | SSI_BLOCK_CHLD; |
---|
[00e336] | 840 | s_close(dd->f_read); |
---|
[47a616d] | 841 | fclose(dd->f_write); |
---|
[df326b] | 842 | SSI_UNBLOCK_CHLD; |
---|
[47a616d] | 843 | if (dd->r!=NULL) rKill(dd->r); |
---|
| 844 | omFreeSize((ADDRESS)dd,(sizeof *dd)); |
---|
| 845 | hh->l->data=NULL; |
---|
| 846 | link_list nn=(link_list)hh->next; |
---|
| 847 | omFree(hh); |
---|
| 848 | hh=nn; |
---|
| 849 | } |
---|
| 850 | ssiToBeClosed->next=NULL; |
---|
[df326b] | 851 | SSI_BLOCK_CHLD; |
---|
[bc0d32] | 852 | si_close(pc[1]); si_close(cp[0]); |
---|
[47a616d] | 853 | d->f_write=fdopen(cp[1],"w"); |
---|
[df326b] | 854 | SSI_UNBLOCK_CHLD; |
---|
| 855 | d->f_read=s_open(pc[0]); |
---|
| 856 | d->fd_read=pc[0]; |
---|
[47a616d] | 857 | d->fd_write=cp[1]; |
---|
| 858 | l->data=d; |
---|
| 859 | omFree(l->mode); |
---|
| 860 | l->mode = omStrDup(mode); |
---|
| 861 | singular_in_batchmode=TRUE; |
---|
| 862 | SI_LINK_SET_RW_OPEN_P(l); |
---|
| 863 | //myynest=0; |
---|
| 864 | fe_fgets_stdin=fe_fgets_dummy; |
---|
| 865 | if ((u!=NULL)&&(u->rtyp==IDHDL)) |
---|
| 866 | { |
---|
| 867 | idhdl h=(idhdl)u->data; |
---|
| 868 | h->lev=0; |
---|
| 869 | } |
---|
| 870 | loop |
---|
| 871 | { |
---|
| 872 | leftv h=ssiRead1(l); /*contains an exit.... */ |
---|
| 873 | if (feErrors != NULL && *feErrors != '\0') |
---|
| 874 | { |
---|
| 875 | // handle errors: |
---|
| 876 | PrintS(feErrors); /* currently quite simple */ |
---|
| 877 | *feErrors = '\0'; |
---|
| 878 | } |
---|
| 879 | ssiWrite(l,h); |
---|
| 880 | h->CleanUp(); |
---|
| 881 | omFreeBin(h, sleftv_bin); |
---|
| 882 | } |
---|
| 883 | /* never reached*/ |
---|
[f47847f] | 884 | } |
---|
[47a616d] | 885 | else if (pid>0) /*fork: parent*/ |
---|
[f47847f] | 886 | { |
---|
[47a616d] | 887 | d->pid=pid; |
---|
[df326b] | 888 | SSI_BLOCK_CHLD; |
---|
[bc0d32] | 889 | si_close(pc[0]); si_close(cp[1]); |
---|
[47a616d] | 890 | d->f_write=fdopen(pc[1],"w"); |
---|
[df326b] | 891 | SSI_UNBLOCK_CHLD; |
---|
| 892 | d->f_read=s_open(cp[0]); |
---|
| 893 | d->fd_read=cp[0]; |
---|
[47a616d] | 894 | d->fd_write=pc[1]; |
---|
| 895 | SI_LINK_SET_RW_OPEN_P(l); |
---|
| 896 | d->send_quit_at_exit=1; |
---|
[f47847f] | 897 | } |
---|
[47a616d] | 898 | else |
---|
[8ed989] | 899 | { |
---|
[47a616d] | 900 | Werror("fork failed (%d)",errno); |
---|
| 901 | l->data=NULL; |
---|
| 902 | omFree(d); |
---|
| 903 | return TRUE; |
---|
[8ed989] | 904 | } |
---|
| 905 | } |
---|
[47a616d] | 906 | // --------------------------------------------------------------------- |
---|
| 907 | else if (strcmp(mode,"tcp")==0) |
---|
[8ed989] | 908 | { |
---|
[47a616d] | 909 | int sockfd, newsockfd, portno, clilen; |
---|
| 910 | struct sockaddr_in serv_addr, cli_addr; |
---|
[6909cfb] | 911 | // int n; |
---|
[47a616d] | 912 | sockfd = socket(AF_INET, SOCK_STREAM, 0); |
---|
| 913 | if(sockfd < 0) |
---|
| 914 | { |
---|
| 915 | WerrorS("ERROR opening socket"); |
---|
| 916 | l->data=NULL; |
---|
| 917 | omFree(d); |
---|
| 918 | return TRUE; |
---|
| 919 | } |
---|
| 920 | memset((char *) &serv_addr,0, sizeof(serv_addr)); |
---|
| 921 | portno = 1025; |
---|
| 922 | serv_addr.sin_family = AF_INET; |
---|
| 923 | serv_addr.sin_addr.s_addr = INADDR_ANY; |
---|
| 924 | do |
---|
| 925 | { |
---|
| 926 | portno++; |
---|
| 927 | serv_addr.sin_port = htons(portno); |
---|
| 928 | if(portno > 50000) |
---|
| 929 | { |
---|
| 930 | WerrorS("ERROR on binding (no free port available?)"); |
---|
| 931 | l->data=NULL; |
---|
| 932 | omFree(d); |
---|
| 933 | return TRUE; |
---|
| 934 | } |
---|
| 935 | } |
---|
| 936 | while(bind(sockfd, (struct sockaddr *) &serv_addr, sizeof(serv_addr)) < 0); |
---|
| 937 | Print("waiting on port %d\n", portno);mflush(); |
---|
[df326b] | 938 | listen(sockfd,1); |
---|
[bc0d32] | 939 | newsockfd = si_accept(sockfd, (struct sockaddr *) &cli_addr, (socklen_t *)&clilen); |
---|
[47a616d] | 940 | if(newsockfd < 0) |
---|
| 941 | { |
---|
| 942 | WerrorS("ERROR on accept"); |
---|
| 943 | l->data=NULL; |
---|
| 944 | omFree(d); |
---|
| 945 | return TRUE; |
---|
| 946 | } |
---|
| 947 | PrintS("client accepted\n"); |
---|
| 948 | d->fd_read = newsockfd; |
---|
| 949 | d->fd_write = newsockfd; |
---|
[00e336] | 950 | d->f_read = s_open(newsockfd); |
---|
[47a616d] | 951 | d->f_write = fdopen(newsockfd, "w"); |
---|
[76912c] | 952 | SI_LINK_SET_RW_OPEN_P(l); |
---|
[bc0d32] | 953 | si_close(sockfd); |
---|
[8ed989] | 954 | } |
---|
[47a616d] | 955 | // no ssi-Link on stdin or stdout |
---|
[8ed989] | 956 | else |
---|
| 957 | { |
---|
[47a616d] | 958 | Werror("invalid mode >>%s<< for ssi",mode); |
---|
[3f4696] | 959 | l->data=NULL; |
---|
| 960 | omFree(d); |
---|
| 961 | return TRUE; |
---|
[8ed989] | 962 | } |
---|
| 963 | } |
---|
[47a616d] | 964 | // ========================================================================= |
---|
| 965 | else /*l->name=NULL*/ |
---|
[0f4cea] | 966 | { |
---|
[47a616d] | 967 | // tcp mode |
---|
| 968 | if(strcmp(mode,"tcp")==0) |
---|
[0f4cea] | 969 | { |
---|
[47a616d] | 970 | int sockfd, newsockfd, portno, clilen; |
---|
| 971 | struct sockaddr_in serv_addr, cli_addr; |
---|
[6909cfb] | 972 | // int n; |
---|
[47a616d] | 973 | sockfd = socket(AF_INET, SOCK_STREAM, 0); |
---|
| 974 | if(sockfd < 0) |
---|
[0f4cea] | 975 | { |
---|
[47a616d] | 976 | WerrorS("ERROR opening socket"); |
---|
[3f4696] | 977 | l->data=NULL; |
---|
| 978 | omFree(d); |
---|
[0f4cea] | 979 | return TRUE; |
---|
| 980 | } |
---|
[47a616d] | 981 | memset((char *) &serv_addr,0, sizeof(serv_addr)); |
---|
| 982 | portno = 1025; |
---|
| 983 | serv_addr.sin_family = AF_INET; |
---|
| 984 | serv_addr.sin_addr.s_addr = INADDR_ANY; |
---|
| 985 | do |
---|
[76912c] | 986 | { |
---|
[47a616d] | 987 | portno++; |
---|
| 988 | serv_addr.sin_port = htons(portno); |
---|
| 989 | if(portno > 50000) |
---|
| 990 | { |
---|
| 991 | WerrorS("ERROR on binding (no free port available?)"); |
---|
| 992 | l->data=NULL; |
---|
| 993 | return TRUE; |
---|
| 994 | } |
---|
| 995 | } |
---|
| 996 | while(bind(sockfd, (struct sockaddr *) &serv_addr, sizeof(serv_addr)) < 0); |
---|
| 997 | //Print("waiting on port %d\n", portno);mflush(); |
---|
[df326b] | 998 | listen(sockfd,1); |
---|
[47a616d] | 999 | char* cli_host = (char*)omAlloc(256); |
---|
| 1000 | char* path = (char*)omAlloc(1024); |
---|
[bdda8c2] | 1001 | int r = si_sscanf(l->name,"%255[^:]:%s",cli_host,path); |
---|
[47a616d] | 1002 | if(r == 0) |
---|
| 1003 | { |
---|
| 1004 | WerrorS("ERROR: no host specified"); |
---|
[3f4696] | 1005 | l->data=NULL; |
---|
[47a616d] | 1006 | omFree(d); |
---|
| 1007 | omFree(path); |
---|
| 1008 | omFree(cli_host); |
---|
[76912c] | 1009 | return TRUE; |
---|
| 1010 | } |
---|
[47a616d] | 1011 | else if(r == 1) |
---|
| 1012 | { |
---|
| 1013 | WarnS("program not specified, using /usr/local/bin/Singular"); |
---|
| 1014 | strcpy(path,"/usr/local/bin/Singular"); |
---|
| 1015 | } |
---|
| 1016 | char* ssh_command = (char*)omAlloc(256); |
---|
| 1017 | char* ser_host = (char*)omAlloc(64); |
---|
| 1018 | gethostname(ser_host,64); |
---|
| 1019 | sprintf(ssh_command,"ssh %s %s -q --batch --link=ssi --MPhost=%s --MPport=%d &",cli_host,path,ser_host,portno); |
---|
| 1020 | //Print("client on %s started:%s\n",cli_host,path); |
---|
[a1c9770] | 1021 | omFree(path); |
---|
| 1022 | omFree(cli_host); |
---|
[47a616d] | 1023 | if (TEST_OPT_PROT) { Print("running >>%s<<\n",ssh_command); } |
---|
| 1024 | system(ssh_command); |
---|
| 1025 | omFree(ssh_command); |
---|
| 1026 | omFree(ser_host); |
---|
| 1027 | clilen = sizeof(cli_addr); |
---|
[bc0d32] | 1028 | newsockfd = si_accept(sockfd, (struct sockaddr *) &cli_addr, (socklen_t *)&clilen); |
---|
[47a616d] | 1029 | if(newsockfd < 0) |
---|
| 1030 | { |
---|
| 1031 | WerrorS("ERROR on accept"); |
---|
| 1032 | l->data=NULL; |
---|
| 1033 | omFree(d); |
---|
| 1034 | return TRUE; |
---|
| 1035 | } |
---|
| 1036 | //PrintS("client accepted\n"); |
---|
| 1037 | d->fd_read = newsockfd; |
---|
| 1038 | d->fd_write = newsockfd; |
---|
[00e336] | 1039 | d->f_read = s_open(newsockfd); |
---|
[df326b] | 1040 | SSI_BLOCK_CHLD; |
---|
[47a616d] | 1041 | d->f_write = fdopen(newsockfd, "w"); |
---|
[bc0d32] | 1042 | si_close(sockfd); |
---|
[df326b] | 1043 | SSI_UNBLOCK_CHLD; |
---|
[0f4cea] | 1044 | SI_LINK_SET_RW_OPEN_P(l); |
---|
[47a616d] | 1045 | d->send_quit_at_exit=1; |
---|
[df326b] | 1046 | SSI_BLOCK_CHLD; |
---|
[d30a399] | 1047 | fprintf(d->f_write,"98 %d %d %u %u\n",SSI_VERSION,MAX_TOK,si_opt_1,si_opt_2); |
---|
[df326b] | 1048 | SSI_UNBLOCK_CHLD; |
---|
[3f4696] | 1049 | } |
---|
[47a616d] | 1050 | // ---------------------------------------------------------------------- |
---|
| 1051 | else if(strcmp(mode,"connect")==0) |
---|
[76912c] | 1052 | { |
---|
[47a616d] | 1053 | char* host = (char*)omAlloc(256); |
---|
[6909cfb] | 1054 | int sockfd, portno/*, n*/; |
---|
[47a616d] | 1055 | struct sockaddr_in serv_addr; |
---|
| 1056 | struct hostent *server; |
---|
[7ee1907] | 1057 | |
---|
[bdda8c2] | 1058 | si_sscanf(l->name,"%255[^:]:%d",host,&portno); |
---|
[47a616d] | 1059 | //Print("connect to host %s, port %d\n",host,portno);mflush(); |
---|
| 1060 | if (portno!=0) |
---|
[76912c] | 1061 | { |
---|
[47a616d] | 1062 | sockfd = socket(AF_INET, SOCK_STREAM, 0); |
---|
| 1063 | if (sockfd < 0) { WerrorS("ERROR opening socket"); return TRUE; } |
---|
| 1064 | server = gethostbyname(host); |
---|
| 1065 | if (server == NULL) { WerrorS("ERROR, no such host"); return TRUE; } |
---|
| 1066 | memset((char *) &serv_addr, 0, sizeof(serv_addr)); |
---|
| 1067 | serv_addr.sin_family = AF_INET; |
---|
| 1068 | memcpy((char *)&serv_addr.sin_addr.s_addr, |
---|
| 1069 | (char *)server->h_addr, |
---|
| 1070 | server->h_length); |
---|
| 1071 | serv_addr.sin_port = htons(portno); |
---|
[bc0d32] | 1072 | if (si_connect(sockfd,(sockaddr*)&serv_addr,sizeof(serv_addr)) < 0) |
---|
[47a616d] | 1073 | { Werror("ERROR connecting(errno=%d)",errno); return TRUE; } |
---|
| 1074 | //PrintS("connected\n");mflush(); |
---|
[00e336] | 1075 | d->f_read=s_open(sockfd); |
---|
[47a616d] | 1076 | d->fd_read=sockfd; |
---|
| 1077 | d->f_write=fdopen(sockfd,"w"); |
---|
| 1078 | d->fd_write=sockfd; |
---|
| 1079 | SI_LINK_SET_RW_OPEN_P(l); |
---|
[7ee1907] | 1080 | d->send_quit_at_exit=1; |
---|
[47a616d] | 1081 | omFree(host); |
---|
[76912c] | 1082 | } |
---|
| 1083 | else |
---|
| 1084 | { |
---|
[47a616d] | 1085 | l->data=NULL; |
---|
| 1086 | omFree(d); |
---|
| 1087 | return TRUE; |
---|
[76912c] | 1088 | } |
---|
| 1089 | } |
---|
[47a616d] | 1090 | // ====================================================================== |
---|
| 1091 | else |
---|
[76912c] | 1092 | { |
---|
[47a616d] | 1093 | // normal link to a file |
---|
| 1094 | FILE *outfile; |
---|
| 1095 | char *filename=l->name; |
---|
[7ee1907] | 1096 | |
---|
[47a616d] | 1097 | if(filename[0]=='>') |
---|
| 1098 | { |
---|
| 1099 | if (filename[1]=='>') |
---|
| 1100 | { |
---|
| 1101 | filename+=2; |
---|
| 1102 | mode = "a"; |
---|
| 1103 | } |
---|
| 1104 | else |
---|
| 1105 | { |
---|
| 1106 | filename++; |
---|
| 1107 | mode="w"; |
---|
| 1108 | } |
---|
| 1109 | } |
---|
[df326b] | 1110 | SSI_BLOCK_CHLD; |
---|
[47a616d] | 1111 | outfile=myfopen(filename,mode); |
---|
[df326b] | 1112 | SSI_UNBLOCK_CHLD; |
---|
[47a616d] | 1113 | if (outfile!=NULL) |
---|
| 1114 | { |
---|
[00e336] | 1115 | if (strcmp(l->mode,"r")==0) |
---|
| 1116 | { |
---|
| 1117 | SSI_BLOCK_CHLD; |
---|
| 1118 | fclose(outfile); |
---|
| 1119 | d->f_read=s_open_by_name(filename); |
---|
| 1120 | SSI_UNBLOCK_CHLD; |
---|
| 1121 | } |
---|
[47a616d] | 1122 | else |
---|
| 1123 | { |
---|
[df326b] | 1124 | SSI_BLOCK_CHLD; |
---|
[47a616d] | 1125 | d->f_write = outfile; |
---|
[d30a399] | 1126 | fprintf(d->f_write,"98 %d %d %u %u\n",SSI_VERSION,MAX_TOK,si_opt_1,si_opt_2); |
---|
[df326b] | 1127 | SSI_UNBLOCK_CHLD; |
---|
[47a616d] | 1128 | } |
---|
| 1129 | } |
---|
[a88046d] | 1130 | else |
---|
| 1131 | { |
---|
[47a616d] | 1132 | omFree(d); |
---|
| 1133 | l->data=NULL; |
---|
| 1134 | return TRUE; |
---|
[a88046d] | 1135 | } |
---|
[76912c] | 1136 | } |
---|
[8ed989] | 1137 | } |
---|
| 1138 | } |
---|
| 1139 | |
---|
| 1140 | return FALSE; |
---|
| 1141 | } |
---|
| 1142 | |
---|
| 1143 | //**************************************************************************/ |
---|
[df326b] | 1144 | BOOLEAN ssiPrepClose(si_link l) |
---|
| 1145 | { |
---|
| 1146 | if (l!=NULL) |
---|
| 1147 | { |
---|
| 1148 | ssiInfo *d = (ssiInfo *)l->data; |
---|
| 1149 | if (d!=NULL) |
---|
| 1150 | { |
---|
| 1151 | if (d->send_quit_at_exit) |
---|
| 1152 | { |
---|
| 1153 | SSI_BLOCK_CHLD; |
---|
| 1154 | fputs("99\n",d->f_write); |
---|
| 1155 | fflush(d->f_write); |
---|
| 1156 | SSI_UNBLOCK_CHLD; |
---|
| 1157 | } |
---|
| 1158 | d->quit_sent=1; |
---|
| 1159 | } |
---|
| 1160 | } |
---|
| 1161 | return FALSE; |
---|
| 1162 | } |
---|
| 1163 | |
---|
[3726e2] | 1164 | BOOLEAN ssiClose(si_link l) |
---|
[8ed989] | 1165 | { |
---|
[d905bf] | 1166 | if (l!=NULL) |
---|
[8ed989] | 1167 | { |
---|
[00e336] | 1168 | SI_LINK_SET_CLOSE_P(l); |
---|
[d905bf] | 1169 | ssiInfo *d = (ssiInfo *)l->data; |
---|
| 1170 | if (d!=NULL) |
---|
[87288e] | 1171 | { |
---|
[df326b] | 1172 | if ((d->send_quit_at_exit) |
---|
| 1173 | && (d->quit_sent==0)) |
---|
[00e336] | 1174 | { |
---|
| 1175 | SSI_BLOCK_CHLD; |
---|
| 1176 | fputs("99\n",d->f_write); |
---|
| 1177 | fflush(d->f_write); |
---|
| 1178 | SSI_UNBLOCK_CHLD; |
---|
| 1179 | } |
---|
[d905bf] | 1180 | if (d->r!=NULL) rKill(d->r); |
---|
[00e336] | 1181 | if ((d->pid!=0) |
---|
[bc0d32] | 1182 | && (si_waitpid(d->pid,NULL,WNOHANG)==0)) |
---|
[00e336] | 1183 | { |
---|
| 1184 | struct timespec t; |
---|
| 1185 | t.tv_sec=0; |
---|
| 1186 | t.tv_nsec=50000000; // <=50 ms |
---|
| 1187 | int r=nanosleep(&t,NULL); |
---|
[bc0d32] | 1188 | if((r==0) && (si_waitpid(d->pid,NULL,WNOHANG)==0)) |
---|
[00e336] | 1189 | { |
---|
| 1190 | kill(d->pid,15); |
---|
| 1191 | t.tv_sec=0; |
---|
| 1192 | t.tv_nsec=10000000; // <=10 ms |
---|
| 1193 | r=nanosleep(&t,NULL); |
---|
[bc0d32] | 1194 | if((r==0)&&(si_waitpid(d->pid,NULL,WNOHANG)==0)) |
---|
[00e336] | 1195 | { |
---|
| 1196 | kill(d->pid,9); // just to be sure |
---|
[bc0d32] | 1197 | si_waitpid(d->pid,NULL,0); |
---|
[00e336] | 1198 | } |
---|
| 1199 | } |
---|
| 1200 | } |
---|
| 1201 | if (d->f_read!=NULL) s_close(d->f_read); |
---|
| 1202 | if (d->f_write!=NULL) fclose(d->f_write); |
---|
[d905bf] | 1203 | if ((strcmp(l->mode,"tcp")==0) |
---|
| 1204 | || (strcmp(l->mode,"fork")==0)) |
---|
[f47847f] | 1205 | { |
---|
[d905bf] | 1206 | link_list hh=ssiToBeClosed; |
---|
| 1207 | if (hh!=NULL) |
---|
[f47847f] | 1208 | { |
---|
[d905bf] | 1209 | if (hh->l==l) |
---|
| 1210 | { |
---|
| 1211 | ssiToBeClosed=(link_list)hh->next; |
---|
| 1212 | omFreeSize(hh,sizeof(link_struct)); |
---|
| 1213 | } |
---|
[00e336] | 1214 | else while(hh->next!=NULL) |
---|
[8a4a44] | 1215 | { |
---|
[d905bf] | 1216 | link_list hhh=(link_list)hh->next; |
---|
| 1217 | if (hhh->l==l) |
---|
| 1218 | { |
---|
| 1219 | hh->next=hhh->next; |
---|
| 1220 | omFreeSize(hhh,sizeof(link_struct)); |
---|
| 1221 | break; |
---|
| 1222 | } |
---|
[00e336] | 1223 | else |
---|
| 1224 | hh=(link_list)hh->next; |
---|
[8a4a44] | 1225 | } |
---|
[d905bf] | 1226 | } |
---|
[3857cb] | 1227 | } |
---|
[d905bf] | 1228 | omFreeSize((ADDRESS)d,(sizeof *d)); |
---|
[87288e] | 1229 | } |
---|
[d905bf] | 1230 | l->data=NULL; |
---|
[8ed989] | 1231 | } |
---|
| 1232 | return FALSE; |
---|
| 1233 | } |
---|
| 1234 | |
---|
| 1235 | //**************************************************************************/ |
---|
[3726e2] | 1236 | leftv ssiRead1(si_link l) |
---|
[8ed989] | 1237 | { |
---|
| 1238 | ssiInfo *d = (ssiInfo *)l->data; |
---|
| 1239 | leftv res=(leftv)omAlloc0(sizeof(sleftv)); |
---|
[df326b] | 1240 | int t=0; |
---|
| 1241 | t=s_readint(d->f_read); |
---|
[8ed989] | 1242 | //Print("got type %d\n",t); |
---|
| 1243 | switch(t) |
---|
| 1244 | { |
---|
| 1245 | case 1:res->rtyp=INT_CMD; |
---|
| 1246 | res->data=(char *)ssiReadInt(d->f_read); |
---|
| 1247 | break; |
---|
| 1248 | case 2:res->rtyp=STRING_CMD; |
---|
| 1249 | res->data=(char *)ssiReadString(d); |
---|
| 1250 | break; |
---|
| 1251 | case 3:res->rtyp=NUMBER_CMD; |
---|
| 1252 | res->data=(char *)ssiReadNumber(d); |
---|
| 1253 | break; |
---|
| 1254 | case 4:res->rtyp=BIGINT_CMD; |
---|
| 1255 | res->data=(char *)ssiReadBigInt(d); |
---|
| 1256 | break; |
---|
[8f650f3] | 1257 | case 15: |
---|
[8ed989] | 1258 | case 5:{ |
---|
| 1259 | d->r=ssiReadRing(d); |
---|
| 1260 | d->r->ref++; |
---|
| 1261 | res->rtyp=RING_CMD; |
---|
| 1262 | res->data=(char*)d->r; |
---|
| 1263 | // we are in the top-level, so set the basering to d->r: |
---|
| 1264 | ssiSetCurrRing(d->r); |
---|
[8f650f3] | 1265 | if (t==15) return ssiRead1(l); |
---|
[8ed989] | 1266 | } |
---|
| 1267 | break; |
---|
| 1268 | case 6:res->rtyp=POLY_CMD; |
---|
| 1269 | if (d->r==NULL) goto no_ring; |
---|
| 1270 | res->data=(char*)ssiReadPoly(d); |
---|
| 1271 | break; |
---|
| 1272 | case 7:res->rtyp=IDEAL_CMD; |
---|
| 1273 | if (d->r==NULL) goto no_ring; |
---|
| 1274 | res->data=(char*)ssiReadIdeal(d); |
---|
| 1275 | break; |
---|
| 1276 | case 8:res->rtyp=MATRIX_CMD; |
---|
| 1277 | if (d->r==NULL) goto no_ring; |
---|
| 1278 | res->data=(char*)ssiReadMatrix(d); |
---|
| 1279 | break; |
---|
| 1280 | case 9:res->rtyp=VECTOR_CMD; |
---|
| 1281 | if (d->r==NULL) goto no_ring; |
---|
| 1282 | res->data=(char*)ssiReadPoly(d); |
---|
| 1283 | break; |
---|
| 1284 | case 10:res->rtyp=MODUL_CMD; |
---|
| 1285 | if (d->r==NULL) goto no_ring; |
---|
| 1286 | res->data=(char*)ssiReadIdeal(d); |
---|
| 1287 | break; |
---|
| 1288 | case 11: |
---|
| 1289 | { |
---|
| 1290 | res->rtyp=COMMAND; |
---|
| 1291 | res->data=ssiReadCommand(l); |
---|
| 1292 | int nok=res->Eval(); |
---|
| 1293 | if (nok) WerrorS("error in eval"); |
---|
| 1294 | break; |
---|
| 1295 | } |
---|
[8f650f3] | 1296 | case 12: /*DEF_CMD*/ |
---|
[8ed989] | 1297 | { |
---|
| 1298 | res->rtyp=0; |
---|
| 1299 | res->name=(char *)ssiReadString(d); |
---|
| 1300 | int nok=res->Eval(); |
---|
| 1301 | if (nok) WerrorS("error in name lookup"); |
---|
| 1302 | break; |
---|
| 1303 | } |
---|
| 1304 | case 13: res->rtyp=PROC_CMD; |
---|
| 1305 | res->data=ssiReadProc(d); |
---|
| 1306 | break; |
---|
| 1307 | case 14: res->rtyp=LIST_CMD; |
---|
| 1308 | res->data=ssiReadList(l); |
---|
| 1309 | break; |
---|
[e8c21d] | 1310 | case 16: res->rtyp=NONE; res->data=NULL; |
---|
[05241a] | 1311 | break; |
---|
[4d22d3] | 1312 | case 17: res->rtyp=INTVEC_CMD; |
---|
| 1313 | res->data=ssiReadIntvec(d); |
---|
| 1314 | break; |
---|
[00e336] | 1315 | case 18: res->rtyp=INTMAT_CMD; |
---|
| 1316 | res->data=ssiReadIntmat(d); |
---|
| 1317 | break; |
---|
[df326b] | 1318 | case 19: res->rtyp=BIGINTMAT_CMD; |
---|
| 1319 | res->data=ssiReadBigintmat(d); |
---|
[bdda8c2] | 1320 | break; |
---|
[a088a12] | 1321 | case 20: ssiReadBlackbox(res,l); |
---|
| 1322 | break; |
---|
[a88046d] | 1323 | // ------------ |
---|
| 1324 | case 98: // version |
---|
| 1325 | { |
---|
| 1326 | int n98_v,n98_m; |
---|
| 1327 | BITSET n98_o1,n98_o2; |
---|
[00e336] | 1328 | n98_v=s_readint(d->f_read); |
---|
| 1329 | n98_m=s_readint(d->f_read); |
---|
| 1330 | n98_o1=s_readint(d->f_read); |
---|
| 1331 | n98_o2=s_readint(d->f_read); |
---|
[a88046d] | 1332 | if ((n98_v!=SSI_VERSION) ||(n98_m!=MAX_TOK)) |
---|
| 1333 | { |
---|
| 1334 | Print("incompatible versions of ssi: %d/%d vs %d/%d", |
---|
| 1335 | SSI_VERSION,MAX_TOK,n98_v,n98_m); |
---|
| 1336 | } |
---|
[44e1b7f] | 1337 | #ifndef NDEBUG |
---|
| 1338 | if (TEST_OPT_DEBUG) |
---|
| 1339 | Print("// opening ssi-%d, MAX_TOK=%d\n",n98_v,n98_m); |
---|
| 1340 | #endif |
---|
[d30a399] | 1341 | si_opt_1=n98_o1; |
---|
| 1342 | si_opt_2=n98_o2; |
---|
[44e1b7f] | 1343 | return ssiRead1(l); |
---|
[a88046d] | 1344 | } |
---|
[3706b2] | 1345 | case 99: ssiClose(l); m2_end(0); |
---|
[00e336] | 1346 | case 0: if (s_iseof(d->f_read)) |
---|
[8ed989] | 1347 | { |
---|
| 1348 | ssiClose(l); |
---|
| 1349 | res->rtyp=DEF_CMD; |
---|
| 1350 | break; |
---|
| 1351 | } |
---|
[76912c] | 1352 | default: Werror("not implemented (t:%d)",t); |
---|
[8ed989] | 1353 | omFreeSize(res,sizeof(sleftv)); |
---|
| 1354 | res=NULL; |
---|
| 1355 | break; |
---|
| 1356 | } |
---|
| 1357 | return res; |
---|
| 1358 | no_ring: WerrorS("no ring"); |
---|
[a796fb] | 1359 | omFreeSize(res,sizeof(sleftv)); |
---|
[8ed989] | 1360 | return NULL; |
---|
| 1361 | } |
---|
| 1362 | //**************************************************************************/ |
---|
[3726e2] | 1363 | BOOLEAN ssiWrite(si_link l, leftv data) |
---|
[8ed989] | 1364 | { |
---|
[47a616d] | 1365 | if(SI_LINK_W_OPEN_P(l)==0) |
---|
| 1366 | if (slOpen(l,SI_LINK_OPEN|SI_LINK_WRITE,NULL)) return TRUE; |
---|
[8ed989] | 1367 | ssiInfo *d = (ssiInfo *)l->data; |
---|
| 1368 | d->level++; |
---|
| 1369 | //FILE *fich=d->f; |
---|
| 1370 | while (data!=NULL) |
---|
| 1371 | { |
---|
| 1372 | int tt=data->Typ(); |
---|
| 1373 | void *dd=data->Data(); |
---|
| 1374 | |
---|
| 1375 | switch(tt /*data->Typ()*/) |
---|
| 1376 | { |
---|
[a5d5fc] | 1377 | case NONE/* nothing*/:fputs("16 ",d->f_write); |
---|
[f47847f] | 1378 | break; |
---|
[a5d5fc] | 1379 | case STRING_CMD: fputs("2 ",d->f_write); |
---|
[8ed989] | 1380 | ssiWriteString(d,(char *)dd); |
---|
| 1381 | break; |
---|
[a5d5fc] | 1382 | case INT_CMD: fputs("1 ",d->f_write); |
---|
[8ed989] | 1383 | ssiWriteInt(d,(int)(long)dd); |
---|
| 1384 | break; |
---|
[a5d5fc] | 1385 | case BIGINT_CMD:fputs("4 ",d->f_write); |
---|
[8ed989] | 1386 | ssiWriteBigInt(d,(number)dd); |
---|
| 1387 | break; |
---|
| 1388 | case NUMBER_CMD: |
---|
| 1389 | if (d->r!=currRing) |
---|
| 1390 | { |
---|
[a5d5fc] | 1391 | fputs("15 ",d->f_write); |
---|
[8ed989] | 1392 | ssiWriteRing(d,currRing); |
---|
[a5d5fc] | 1393 | if (d->level<=1) fputc('\n',d->f_write); |
---|
[8ed989] | 1394 | } |
---|
[a5d5fc] | 1395 | fputs("3 ",d->f_write); |
---|
[8ed989] | 1396 | ssiWriteNumber(d,(number)dd); |
---|
| 1397 | break; |
---|
[a5d5fc] | 1398 | case RING_CMD:fputs("5 ",d->f_write); |
---|
[8ed989] | 1399 | ssiWriteRing(d,(ring)dd); |
---|
| 1400 | break; |
---|
| 1401 | case POLY_CMD: |
---|
| 1402 | case VECTOR_CMD: |
---|
| 1403 | if (d->r!=currRing) |
---|
| 1404 | { |
---|
[a5d5fc] | 1405 | fputs("15 ",d->f_write); |
---|
[8ed989] | 1406 | ssiWriteRing(d,currRing); |
---|
[a5d5fc] | 1407 | if (d->level<=1) fputc('\n',d->f_write); |
---|
[8ed989] | 1408 | } |
---|
[a5d5fc] | 1409 | if(tt==POLY_CMD) fputs("6 ",d->f_write); |
---|
| 1410 | else fputs("9 ",d->f_write); |
---|
[df326b] | 1411 | ssiWritePoly(d,tt,(poly)dd); |
---|
[8ed989] | 1412 | break; |
---|
| 1413 | case IDEAL_CMD: |
---|
| 1414 | case MODUL_CMD: |
---|
| 1415 | case MATRIX_CMD: |
---|
| 1416 | if (d->r!=currRing) |
---|
| 1417 | { |
---|
[a5d5fc] | 1418 | fputs("15 ",d->f_write); |
---|
[8ed989] | 1419 | ssiWriteRing(d,currRing); |
---|
[a5d5fc] | 1420 | if (d->level<=1) fputc('\n',d->f_write); |
---|
[8ed989] | 1421 | } |
---|
[a5d5fc] | 1422 | if(tt==IDEAL_CMD) fputs("7 ",d->f_write); |
---|
| 1423 | else if(tt==MATRIX_CMD) fputs("8 ",d->f_write); |
---|
| 1424 | else fputs("10 ",d->f_write); |
---|
[8ed989] | 1425 | ssiWriteIdeal(d,tt,(ideal)dd); |
---|
| 1426 | break; |
---|
| 1427 | case COMMAND: |
---|
[a5d5fc] | 1428 | fputs("11 ",d->f_write); |
---|
[8ed989] | 1429 | ssiWriteCommand(l,(command)dd); |
---|
| 1430 | break; |
---|
| 1431 | case DEF_CMD: /* not evaluated stuff in quotes */ |
---|
[a5d5fc] | 1432 | fputs("12 ",d->f_write); |
---|
[8f650f3] | 1433 | ssiWriteString(d,data->Name()); |
---|
[8ed989] | 1434 | break; |
---|
| 1435 | case PROC_CMD: |
---|
[a5d5fc] | 1436 | fputs("13 ",d->f_write); |
---|
[8f650f3] | 1437 | ssiWriteProc(d,(procinfov)dd); |
---|
| 1438 | break; |
---|
[8ed989] | 1439 | case LIST_CMD: |
---|
[a5d5fc] | 1440 | fputs("14 ",d->f_write); |
---|
[8f650f3] | 1441 | ssiWriteList(l,(lists)dd); |
---|
| 1442 | break; |
---|
[4d22d3] | 1443 | case INTVEC_CMD: |
---|
[a5d5fc] | 1444 | fputs("17 ",d->f_write); |
---|
[4d22d3] | 1445 | ssiWriteIntvec(d,(intvec *)dd); |
---|
| 1446 | break; |
---|
[00e336] | 1447 | case INTMAT_CMD: |
---|
| 1448 | fputs("18 ",d->f_write); |
---|
| 1449 | ssiWriteIntmat(d,(intvec *)dd); |
---|
| 1450 | break; |
---|
[df326b] | 1451 | case BIGINTMAT_CMD: |
---|
| 1452 | fputs("19 ",d->f_write); |
---|
| 1453 | ssiWriteBigintmat(d,(bigintmat *)dd); |
---|
| 1454 | break; |
---|
[a088a12] | 1455 | default: |
---|
| 1456 | if (tt>MAX_TOK) |
---|
| 1457 | { |
---|
| 1458 | blackbox *b=getBlackboxStuff(tt); |
---|
[a5d5fc] | 1459 | fputs("20 ",d->f_write); |
---|
[a088a12] | 1460 | b->blackbox_serialize(b,dd,l); |
---|
| 1461 | } |
---|
| 1462 | else |
---|
| 1463 | { |
---|
| 1464 | Werror("not implemented (t:%d, rtyp:%d)",tt, data->rtyp); |
---|
| 1465 | d->level=0; |
---|
| 1466 | return TRUE; |
---|
| 1467 | } |
---|
| 1468 | break; |
---|
[8ed989] | 1469 | } |
---|
[a5d5fc] | 1470 | if (d->level<=1) { fputc('\n',d->f_write); fflush(d->f_write); } |
---|
[8ed989] | 1471 | data=data->next; |
---|
| 1472 | } |
---|
| 1473 | d->level--; |
---|
| 1474 | return FALSE; |
---|
| 1475 | } |
---|
| 1476 | |
---|
[00e336] | 1477 | BOOLEAN ssiGetDump(si_link l); |
---|
| 1478 | BOOLEAN ssiDump(si_link l); |
---|
| 1479 | |
---|
[8ed989] | 1480 | si_link_extension slInitSsiExtension(si_link_extension s) |
---|
| 1481 | { |
---|
[b5f276e] | 1482 | s->Open=ssiOpen; |
---|
| 1483 | s->Close=ssiClose; |
---|
| 1484 | s->Kill=ssiClose; |
---|
| 1485 | s->Read=ssiRead1; |
---|
[8ed989] | 1486 | s->Read2=(slRead2Proc)NULL; |
---|
[b5f276e] | 1487 | s->Write=ssiWrite; |
---|
[00e336] | 1488 | s->Dump=ssiDump; |
---|
| 1489 | s->GetDump=ssiGetDump; |
---|
[8ed989] | 1490 | |
---|
| 1491 | s->Status=slStatusSsi; |
---|
| 1492 | s->type="ssi"; |
---|
| 1493 | return s; |
---|
| 1494 | } |
---|
[c45b2a5] | 1495 | |
---|
[8ed989] | 1496 | const char* slStatusSsi(si_link l, const char* request) |
---|
| 1497 | { |
---|
| 1498 | ssiInfo *d=(ssiInfo*)l->data; |
---|
[767349] | 1499 | if (d==NULL) return "not open"; |
---|
[00e336] | 1500 | if (((strcmp(l->mode,"fork")==0) |
---|
| 1501 | ||(strcmp(l->mode,"tcp")==0) |
---|
| 1502 | ||(strcmp(l->mode,"connect")==0)) |
---|
[76912c] | 1503 | && (strcmp(request, "read") == 0)) |
---|
[8ed989] | 1504 | { |
---|
[6909cfb] | 1505 | fd_set mask/*, fdmask*/; |
---|
[8ed989] | 1506 | struct timeval wt; |
---|
[00e336] | 1507 | if (s_isready(d->f_read)) return "ready"; |
---|
[8ed989] | 1508 | loop |
---|
| 1509 | { |
---|
| 1510 | /* Don't block. Return socket status immediately. */ |
---|
| 1511 | wt.tv_sec = 0; |
---|
| 1512 | wt.tv_usec = 0; |
---|
| 1513 | |
---|
| 1514 | FD_ZERO(&mask); |
---|
| 1515 | FD_SET(d->fd_read, &mask); |
---|
[767349] | 1516 | //Print("test fd %d\n",d->fd_read); |
---|
[8ed989] | 1517 | /* check with select: chars waiting: no -> not ready */ |
---|
[bc0d32] | 1518 | switch (si_select(d->fd_read+1, &mask, NULL, NULL, &wt)) |
---|
[8ed989] | 1519 | { |
---|
| 1520 | case 0: /* not ready */ return "not ready"; |
---|
| 1521 | case -1: /*error*/ return "error"; |
---|
| 1522 | case 1: /*ready ? */ break; |
---|
| 1523 | } |
---|
| 1524 | /* yes: read 1 char*/ |
---|
| 1525 | /* if \n, check again with select else ungetc(c), ready*/ |
---|
[00e336] | 1526 | int c=s_getc(d->f_read); |
---|
[767349] | 1527 | //Print("try c=%d\n",c); |
---|
[bc0078] | 1528 | if (c== -1) return "eof"; /* eof or error */ |
---|
[6c2364] | 1529 | else if (isdigit(c)) |
---|
[00e336] | 1530 | { s_ungetc(c,d->f_read); return "ready"; } |
---|
[76912c] | 1531 | else if (c>' ') |
---|
[8ed989] | 1532 | { |
---|
[6c2364] | 1533 | Werror("unknown char in ssiLink(%d)",c); |
---|
| 1534 | return "error"; |
---|
[8ed989] | 1535 | } |
---|
[6c2364] | 1536 | /* else: next char */ |
---|
[8ed989] | 1537 | } |
---|
| 1538 | } |
---|
| 1539 | else if (strcmp(request, "read") == 0) |
---|
| 1540 | { |
---|
[00e336] | 1541 | if (SI_LINK_R_OPEN_P(l) && (!s_iseof(d->f_read)) && (s_isready(d->f_read))) return "ready"; |
---|
[8ed989] | 1542 | else return "not ready"; |
---|
| 1543 | } |
---|
| 1544 | else if (strcmp(request, "write") == 0) |
---|
| 1545 | { |
---|
| 1546 | if (SI_LINK_W_OPEN_P(l)) return "ready"; |
---|
| 1547 | else return "not ready"; |
---|
| 1548 | } |
---|
| 1549 | else return "unknown status request"; |
---|
| 1550 | } |
---|
[19bece] | 1551 | |
---|
[a00221d] | 1552 | int slStatusSsiL(lists L, int timeout) |
---|
| 1553 | { |
---|
[bc0078] | 1554 | // input: L: a list with links of type |
---|
[3706b2] | 1555 | // ssi-connect, ssi-fork, ssi-tcp, MPtcp-fork or MPtcp-launch. |
---|
[1edbcdd] | 1556 | // Note: Not every entry in L must be set. |
---|
[42e13c] | 1557 | // timeout: timeout for select in micro-seconds |
---|
| 1558 | // or -1 for infinity |
---|
| 1559 | // or 0 for polling |
---|
| 1560 | // returns: ERROR (via Werror): L has wrong elements or link not open |
---|
| 1561 | // -2: select returns an error |
---|
[1edbcdd] | 1562 | // -1: the read state of all links is eof |
---|
| 1563 | // 0: timeout (or polling): none ready, |
---|
[42e13c] | 1564 | // i>0: (at least) L[i] is ready |
---|
[a00221d] | 1565 | si_link l; |
---|
| 1566 | ssiInfo *d; |
---|
[00e336] | 1567 | #ifdef HAVE_MPSR |
---|
| 1568 | MP_Link_pt dd; |
---|
| 1569 | #endif |
---|
[19bece] | 1570 | int d_fd; |
---|
[a00221d] | 1571 | fd_set mask, fdmask; |
---|
[1edbcdd] | 1572 | FD_ZERO(&fdmask); |
---|
[a00221d] | 1573 | FD_ZERO(&mask); |
---|
[1edbcdd] | 1574 | int max_fd=0; /* 1 + max fd in fd_set */ |
---|
| 1575 | |
---|
| 1576 | /* timeout */ |
---|
[fec3bde] | 1577 | #ifdef HAVE_PSELECT |
---|
[1edbcdd] | 1578 | struct timespec wt; |
---|
| 1579 | struct timespec *wt_ptr=&wt; |
---|
[fec3bde] | 1580 | #else |
---|
| 1581 | struct timeval wt; |
---|
| 1582 | struct timeval *wt_ptr=&wt; |
---|
| 1583 | #endif |
---|
| 1584 | int startingtime = getRTimer()/TIMER_RESOLUTION; // in seconds |
---|
[1edbcdd] | 1585 | if (timeout== -1) |
---|
| 1586 | { |
---|
| 1587 | wt_ptr=NULL; |
---|
| 1588 | } |
---|
| 1589 | else |
---|
| 1590 | { |
---|
| 1591 | wt.tv_sec = timeout / 1000000; |
---|
[fec3bde] | 1592 | #ifdef HAVE_PSELECT |
---|
[1edbcdd] | 1593 | wt.tv_nsec = 1000 * (timeout % 1000000); |
---|
[fec3bde] | 1594 | #else |
---|
| 1595 | wt.tv_usec = timeout % 1000000; |
---|
| 1596 | #endif |
---|
[1edbcdd] | 1597 | } |
---|
| 1598 | |
---|
| 1599 | /* signal mask for pselect() */ |
---|
| 1600 | sigset_t sigmask; |
---|
| 1601 | if(sigprocmask(SIG_SETMASK, NULL, &sigmask) < 0) |
---|
| 1602 | { |
---|
| 1603 | WerrorS("error in sigprocmask()"); |
---|
| 1604 | return -2; |
---|
| 1605 | } |
---|
| 1606 | if(sigaddset(&sigmask, SIGCHLD) < 0) |
---|
| 1607 | { |
---|
| 1608 | WerrorS("error in sigaddset()"); |
---|
| 1609 | return -2; |
---|
| 1610 | } |
---|
| 1611 | |
---|
| 1612 | /* auxiliary variables */ |
---|
[a00221d] | 1613 | int i; |
---|
[1edbcdd] | 1614 | int j; |
---|
| 1615 | int k; |
---|
| 1616 | int s; |
---|
| 1617 | char fdmaskempty; |
---|
| 1618 | |
---|
| 1619 | /* check the links and fill in fdmask */ |
---|
[7ee1907] | 1620 | /* check ssi links for ungetc_buf */ |
---|
[6c70ef] | 1621 | for(i=L->nr; i>=0; i--) |
---|
[a00221d] | 1622 | { |
---|
[7a81686] | 1623 | if (L->m[i].Typ()!=DEF_CMD) |
---|
[4fe434] | 1624 | { |
---|
[7a81686] | 1625 | if (L->m[i].Typ()!=LINK_CMD) |
---|
| 1626 | { WerrorS("all elements must be of type link"); return -2;} |
---|
| 1627 | l=(si_link)L->m[i].Data(); |
---|
| 1628 | if(SI_LINK_OPEN_P(l)==0) |
---|
| 1629 | { WerrorS("all links must be open"); return -2;} |
---|
| 1630 | if (((strcmp(l->m->type,"ssi")!=0) && (strcmp(l->m->type,"MPtcp")!=0)) |
---|
| 1631 | || ((strcmp(l->mode,"fork")!=0) && (strcmp(l->mode,"tcp")!=0) |
---|
[3706b2] | 1632 | && (strcmp(l->mode,"launch")!=0) && (strcmp(l->mode,"connect")!=0))) |
---|
[7a81686] | 1633 | { |
---|
[3706b2] | 1634 | WerrorS("all links must be of type ssi:fork, ssi:tcp, ssi:connect,"); |
---|
| 1635 | WerrorS(" MPtcp:fork or MPtcp:launch"); |
---|
[7a81686] | 1636 | return -2; |
---|
| 1637 | } |
---|
[00e336] | 1638 | #ifdef HAVE_MPSR |
---|
| 1639 | if (strcmp(l->m->type,"ssi")==0) |
---|
| 1640 | { |
---|
| 1641 | d=(ssiInfo*)l->data; |
---|
| 1642 | d_fd=d->fd_read; |
---|
| 1643 | if (!s_isready(d->f_read)) |
---|
| 1644 | { |
---|
| 1645 | FD_SET(d_fd, &fdmask); |
---|
| 1646 | if (d_fd > max_fd) max_fd=d_fd; |
---|
| 1647 | } |
---|
| 1648 | else |
---|
| 1649 | return i+1; |
---|
| 1650 | } |
---|
| 1651 | else |
---|
| 1652 | { |
---|
| 1653 | dd=(MP_Link_pt)l->data; |
---|
| 1654 | d_fd=((MP_TCP_t *)dd->transp.private1)->sock; |
---|
| 1655 | FD_SET(d_fd, &fdmask); |
---|
| 1656 | if (d_fd > max_fd) max_fd=d_fd; |
---|
| 1657 | } |
---|
| 1658 | #else |
---|
[19bece] | 1659 | d=(ssiInfo*)l->data; |
---|
| 1660 | d_fd=d->fd_read; |
---|
[00e336] | 1661 | if (!s_isready(d->f_read)) |
---|
[7ee1907] | 1662 | { |
---|
| 1663 | FD_SET(d_fd, &fdmask); |
---|
| 1664 | if (d_fd > max_fd) max_fd=d_fd; |
---|
| 1665 | } |
---|
| 1666 | else |
---|
| 1667 | return i+1; |
---|
[00e336] | 1668 | #endif |
---|
[7a81686] | 1669 | } |
---|
[a00221d] | 1670 | } |
---|
[6c70ef] | 1671 | max_fd++; |
---|
[1edbcdd] | 1672 | |
---|
| 1673 | do_select: |
---|
| 1674 | /* copy fdmask to mask */ |
---|
| 1675 | FD_ZERO(&mask); |
---|
| 1676 | for(k = 0; k < max_fd; k++) |
---|
[a00221d] | 1677 | { |
---|
[1edbcdd] | 1678 | if(FD_ISSET(k, &fdmask)) |
---|
| 1679 | { |
---|
| 1680 | FD_SET(k, &mask); |
---|
| 1681 | } |
---|
[a00221d] | 1682 | } |
---|
[1edbcdd] | 1683 | |
---|
[a00221d] | 1684 | /* check with select: chars waiting: no -> not ready */ |
---|
[00e336] | 1685 | #ifdef HAVE_SIMPLEIPC |
---|
| 1686 | sipc_semaphore_release(0); |
---|
| 1687 | #endif |
---|
[fec3bde] | 1688 | #ifdef HAVE_PSELECT |
---|
[bc0d32] | 1689 | s = si_pselect(max_fd, &mask, NULL, NULL, wt_ptr, &sigmask); |
---|
[fec3bde] | 1690 | #else |
---|
[a796fb] | 1691 | SSI_BLOCK_CHLD; |
---|
[bc0d32] | 1692 | s = si_select(max_fd, &mask, NULL, NULL, wt_ptr); |
---|
[a796fb] | 1693 | SSI_UNBLOCK_CHLD; |
---|
| 1694 | #endif |
---|
[00e336] | 1695 | #ifdef HAVE_SIMPLEIPC |
---|
| 1696 | sipc_semaphore_acquire(0); |
---|
| 1697 | #endif |
---|
[fec3bde] | 1698 | |
---|
[8a9bcca] | 1699 | if (s==-1) |
---|
[a796fb] | 1700 | { |
---|
[8a9bcca] | 1701 | WerrorS("error in select call"); |
---|
| 1702 | return -2; /*error*/ |
---|
| 1703 | } |
---|
[f47847f] | 1704 | if (s==0) |
---|
[a00221d] | 1705 | { |
---|
[1edbcdd] | 1706 | return 0; /*poll: not ready */ |
---|
[a00221d] | 1707 | } |
---|
[bc0078] | 1708 | else /* s>0, at least one ready (the number of fd which are ready is s)*/ |
---|
[a00221d] | 1709 | { |
---|
[bc0078] | 1710 | j=0; |
---|
[a00221d] | 1711 | while (j<=max_fd) { if (FD_ISSET(j,&mask)) break; j++; } |
---|
[6c70ef] | 1712 | for(i=L->nr; i>=0; i--) |
---|
[a00221d] | 1713 | { |
---|
[7a81686] | 1714 | if (L->m[i].rtyp==LINK_CMD) |
---|
[19bece] | 1715 | { |
---|
[7a81686] | 1716 | l=(si_link)L->m[i].Data(); |
---|
[00e336] | 1717 | #ifdef HAVE_MPSR |
---|
| 1718 | if (strcmp(l->m->type,"ssi")!=0) |
---|
| 1719 | { |
---|
| 1720 | // for MP links, return here: |
---|
| 1721 | dd=(MP_Link_pt)l->data; |
---|
| 1722 | d_fd=((MP_TCP_t *)dd->transp.private1)->sock; |
---|
| 1723 | if(j==d_fd) return i+1; |
---|
| 1724 | } |
---|
| 1725 | else |
---|
| 1726 | { |
---|
| 1727 | d=(ssiInfo*)l->data; |
---|
| 1728 | d_fd=d->fd_read; |
---|
| 1729 | if(j==d_fd) break; |
---|
| 1730 | } |
---|
| 1731 | #else |
---|
[19bece] | 1732 | d=(ssiInfo*)l->data; |
---|
| 1733 | d_fd=d->fd_read; |
---|
| 1734 | if(j==d_fd) break; |
---|
[00e336] | 1735 | #endif |
---|
[19bece] | 1736 | } |
---|
[a00221d] | 1737 | } |
---|
[19bece] | 1738 | // only ssi links: |
---|
[a00221d] | 1739 | loop |
---|
| 1740 | { |
---|
| 1741 | /* yes: read 1 char*/ |
---|
| 1742 | /* if \n, check again with select else ungetc(c), ready*/ |
---|
| 1743 | /* setting: d: current ssiInfo, j current fd, i current entry in L*/ |
---|
[00e336] | 1744 | int c=s_getc(d->f_read); |
---|
[a00221d] | 1745 | //Print("try c=%d\n",c); |
---|
[1edbcdd] | 1746 | if (c== -1) /* eof */ |
---|
[bc0078] | 1747 | { |
---|
[1edbcdd] | 1748 | FD_CLR(j,&fdmask); |
---|
| 1749 | fdmaskempty = 1; |
---|
| 1750 | for(k = 0; k < max_fd; k++) |
---|
| 1751 | { |
---|
| 1752 | if(FD_ISSET(k, &fdmask)) |
---|
| 1753 | { |
---|
| 1754 | fdmaskempty = 0; |
---|
| 1755 | break; |
---|
| 1756 | } |
---|
| 1757 | } |
---|
| 1758 | if(fdmaskempty) |
---|
| 1759 | { |
---|
| 1760 | return -1; |
---|
| 1761 | } |
---|
| 1762 | if(timeout != -1) |
---|
| 1763 | { |
---|
| 1764 | timeout = si_max(0, |
---|
[00e336] | 1765 | timeout - 1000000*(getRTimer()/TIMER_RESOLUTION - startingtime)); |
---|
[1edbcdd] | 1766 | wt.tv_sec = timeout / 1000000; |
---|
[fec3bde] | 1767 | #ifdef HAVE_PSELECT |
---|
[1edbcdd] | 1768 | wt.tv_nsec = 1000 * (timeout % 1000000); |
---|
[fec3bde] | 1769 | #else |
---|
| 1770 | wt.tv_usec = (timeout % 1000000); |
---|
| 1771 | #endif |
---|
[1edbcdd] | 1772 | } |
---|
| 1773 | goto do_select; |
---|
[bc0078] | 1774 | } |
---|
[1edbcdd] | 1775 | |
---|
[a00221d] | 1776 | else if (isdigit(c)) |
---|
[00e336] | 1777 | { s_ungetc(c,d->f_read); return i+1; } |
---|
[a00221d] | 1778 | else if (c>' ') |
---|
| 1779 | { |
---|
| 1780 | Werror("unknown char in ssiLink(%d)",c); |
---|
| 1781 | return -2; |
---|
| 1782 | } |
---|
| 1783 | /* else: next char */ |
---|
| 1784 | } |
---|
| 1785 | } |
---|
| 1786 | } |
---|
| 1787 | |
---|
[841fec] | 1788 | int ssiBatch(const char *host, const char * port) |
---|
| 1789 | /* return 0 on success, >0 else*/ |
---|
| 1790 | { |
---|
[87288e] | 1791 | si_link l=(si_link) omAlloc0Bin(sip_link_bin); |
---|
| 1792 | char *buf=(char*)omAlloc(256); |
---|
| 1793 | sprintf(buf,"ssi:connect %s:%s",host,port); |
---|
| 1794 | slInit(l, buf); |
---|
[47a616d] | 1795 | if (slOpen(l,SI_LINK_OPEN,NULL)) return 1; |
---|
[87288e] | 1796 | SI_LINK_SET_RW_OPEN_P(l); |
---|
[b65d1d] | 1797 | |
---|
| 1798 | idhdl id = enterid(omStrDup("link_ll"), 0, LINK_CMD, &IDROOT, FALSE); |
---|
| 1799 | IDLINK(id) = l; |
---|
| 1800 | |
---|
[87288e] | 1801 | loop |
---|
[0f4cea] | 1802 | { |
---|
[87288e] | 1803 | leftv h=ssiRead1(l); /*contains an exit.... */ |
---|
| 1804 | if (feErrors != NULL && *feErrors != '\0') |
---|
[0f4cea] | 1805 | { |
---|
[87288e] | 1806 | // handle errors: |
---|
| 1807 | PrintS(feErrors); /* currently quite simple */ |
---|
| 1808 | *feErrors = '\0'; |
---|
[0f4cea] | 1809 | } |
---|
[87288e] | 1810 | ssiWrite(l,h); |
---|
| 1811 | h->CleanUp(); |
---|
| 1812 | omFreeBin(h, sleftv_bin); |
---|
[0f4cea] | 1813 | } |
---|
[87288e] | 1814 | /* never reached*/ |
---|
[0f4cea] | 1815 | exit(0); |
---|
[841fec] | 1816 | } |
---|
| 1817 | |
---|
[00e336] | 1818 | static int ssiReserved_P=0; |
---|
| 1819 | static int ssiReserved_sockfd; |
---|
| 1820 | static struct sockaddr_in ssiResverd_serv_addr; |
---|
| 1821 | static int ssiReserved_Clients; |
---|
| 1822 | int ssiReservePort(int clients) |
---|
| 1823 | { |
---|
| 1824 | if (ssiReserved_P!=0) |
---|
| 1825 | { |
---|
| 1826 | WerrorS("ERROR already a reverved port requested"); |
---|
| 1827 | return 0; |
---|
| 1828 | } |
---|
| 1829 | int portno; |
---|
[6909cfb] | 1830 | // int n; |
---|
[00e336] | 1831 | ssiReserved_sockfd = socket(AF_INET, SOCK_STREAM, 0); |
---|
| 1832 | if(ssiReserved_sockfd < 0) |
---|
| 1833 | { |
---|
| 1834 | WerrorS("ERROR opening socket"); |
---|
| 1835 | return 0; |
---|
| 1836 | } |
---|
| 1837 | memset((char *) &ssiResverd_serv_addr,0, sizeof(ssiResverd_serv_addr)); |
---|
| 1838 | portno = 1025; |
---|
| 1839 | ssiResverd_serv_addr.sin_family = AF_INET; |
---|
| 1840 | ssiResverd_serv_addr.sin_addr.s_addr = INADDR_ANY; |
---|
| 1841 | do |
---|
| 1842 | { |
---|
| 1843 | portno++; |
---|
| 1844 | ssiResverd_serv_addr.sin_port = htons(portno); |
---|
| 1845 | if(portno > 50000) |
---|
| 1846 | { |
---|
| 1847 | WerrorS("ERROR on binding (no free port available?)"); |
---|
| 1848 | return 0; |
---|
| 1849 | } |
---|
| 1850 | } |
---|
| 1851 | while(bind(ssiReserved_sockfd, (struct sockaddr *) &ssiResverd_serv_addr, sizeof(ssiResverd_serv_addr)) < 0); |
---|
| 1852 | ssiReserved_P=portno; |
---|
| 1853 | listen(ssiReserved_sockfd,clients); |
---|
| 1854 | ssiReserved_Clients=clients; |
---|
| 1855 | return portno; |
---|
| 1856 | } |
---|
| 1857 | |
---|
| 1858 | extern si_link_extension si_link_root; |
---|
| 1859 | si_link ssiCommandLink() |
---|
| 1860 | { |
---|
| 1861 | if (ssiReserved_P==0) |
---|
| 1862 | { |
---|
| 1863 | WerrorS("ERROR no reverved port requested"); |
---|
| 1864 | return NULL; |
---|
| 1865 | } |
---|
| 1866 | struct sockaddr_in cli_addr; |
---|
| 1867 | int clilen = sizeof(cli_addr); |
---|
[bc0d32] | 1868 | int newsockfd = si_accept(ssiReserved_sockfd, (struct sockaddr *) &cli_addr, (socklen_t *)&clilen); |
---|
[00e336] | 1869 | if(newsockfd < 0) |
---|
| 1870 | { |
---|
| 1871 | Werror("ERROR on accept (errno=%d)",errno); |
---|
| 1872 | return NULL; |
---|
| 1873 | } |
---|
| 1874 | si_link l=(si_link) omAlloc0Bin(sip_link_bin); |
---|
| 1875 | si_link_extension s = si_link_root; |
---|
| 1876 | si_link_extension prev = s; |
---|
| 1877 | while (strcmp(s->type, "ssi") != 0) |
---|
| 1878 | { |
---|
| 1879 | if (s->next == NULL) |
---|
| 1880 | { |
---|
| 1881 | prev = s; |
---|
| 1882 | s = NULL; |
---|
| 1883 | break; |
---|
| 1884 | } |
---|
| 1885 | else |
---|
| 1886 | { |
---|
| 1887 | s = s->next; |
---|
| 1888 | } |
---|
| 1889 | } |
---|
| 1890 | if (s != NULL) |
---|
| 1891 | l->m = s; |
---|
| 1892 | else |
---|
| 1893 | { |
---|
| 1894 | si_link_extension ns = (si_link_extension)omAlloc0Bin(s_si_link_extension_bin); |
---|
| 1895 | prev->next=slInitSsiExtension(ns); |
---|
| 1896 | l->m = prev->next; |
---|
| 1897 | } |
---|
| 1898 | l->name=omStrDup(""); |
---|
| 1899 | l->mode=omStrDup("tcp"); |
---|
| 1900 | l->ref=1; |
---|
| 1901 | ssiInfo *d=(ssiInfo*)omAlloc0(sizeof(ssiInfo)); |
---|
| 1902 | sigprocmask(SIG_SETMASK, NULL, &ssi_sigmask); |
---|
| 1903 | sigaddset(&ssi_sigmask, SIGCHLD); |
---|
| 1904 | l->data=d; |
---|
| 1905 | d->fd_read = newsockfd; |
---|
| 1906 | d->fd_write = newsockfd; |
---|
| 1907 | d->f_read = s_open(newsockfd); |
---|
| 1908 | d->f_write = fdopen(newsockfd, "w"); |
---|
| 1909 | SI_LINK_SET_RW_OPEN_P(l); |
---|
| 1910 | ssiReserved_Clients--; |
---|
| 1911 | if (ssiReserved_Clients<=0) |
---|
| 1912 | { |
---|
| 1913 | ssiReserved_P=0; |
---|
[bc0d32] | 1914 | si_close(ssiReserved_sockfd); |
---|
[00e336] | 1915 | } |
---|
| 1916 | return l; |
---|
| 1917 | } |
---|
| 1918 | /*---------------------------------------------------------------------*/ |
---|
| 1919 | /** |
---|
| 1920 | * @brief additional default signal handler |
---|
| 1921 | |
---|
| 1922 | // some newer Linux version cannot have SIG_IGN for SIGCHLD, |
---|
| 1923 | // so use this nice routine here: |
---|
| 1924 | // SuSe 9.x reports -1 always |
---|
| 1925 | // Redhat 9.x/FC x reports sometimes -1 |
---|
| 1926 | // see also: hpux_system |
---|
| 1927 | // also needed by getrusage (timer etc.) |
---|
| 1928 | |
---|
| 1929 | @param[in] sig |
---|
| 1930 | **/ |
---|
| 1931 | /*---------------------------------------------------------------------*/ |
---|
[2e4ec14] | 1932 | void sig_chld_hdl(int /*sig*/) |
---|
[00e336] | 1933 | { |
---|
| 1934 | pid_t kidpid; |
---|
| 1935 | int status; |
---|
| 1936 | |
---|
| 1937 | loop |
---|
| 1938 | { |
---|
[bc0d32] | 1939 | kidpid = si_waitpid(-1, &status, WNOHANG); |
---|
[00e336] | 1940 | if (kidpid==-1) |
---|
| 1941 | { |
---|
| 1942 | /* continue on interruption (EINTR): */ |
---|
| 1943 | if (errno == EINTR) continue; |
---|
| 1944 | /* break on anything else (EINVAL or ECHILD according to manpage): */ |
---|
| 1945 | break; |
---|
| 1946 | } |
---|
| 1947 | else if (kidpid==0) break; /* no more children to process, so break */ |
---|
| 1948 | |
---|
| 1949 | //printf("Child %ld terminated\n", kidpid); |
---|
| 1950 | link_list hh=ssiToBeClosed; |
---|
| 1951 | while(hh!=NULL) |
---|
| 1952 | { |
---|
| 1953 | if((hh->l!=NULL) && (hh->l->m->Open==ssiOpen)) |
---|
| 1954 | { |
---|
| 1955 | ssiInfo *d = (ssiInfo *)hh->l->data; |
---|
| 1956 | if(d->pid==kidpid) |
---|
| 1957 | { |
---|
| 1958 | if(ssiToBeClosed_inactive) |
---|
| 1959 | { |
---|
| 1960 | ssiToBeClosed_inactive=FALSE; |
---|
| 1961 | slClose(hh->l); |
---|
| 1962 | ssiToBeClosed_inactive=TRUE; |
---|
| 1963 | break; |
---|
| 1964 | } |
---|
| 1965 | else break; |
---|
| 1966 | } |
---|
| 1967 | else hh=(link_list)hh->next; |
---|
| 1968 | } |
---|
| 1969 | else hh=(link_list)hh->next; |
---|
| 1970 | } |
---|
| 1971 | } |
---|
| 1972 | } |
---|
| 1973 | |
---|
| 1974 | static BOOLEAN DumpSsiIdhdl(si_link l, idhdl h) |
---|
| 1975 | { |
---|
| 1976 | int type_id = IDTYP(h); |
---|
| 1977 | |
---|
| 1978 | // C-proc not to be dumped, also LIB-proc not |
---|
| 1979 | if (type_id == PROC_CMD) |
---|
| 1980 | { |
---|
| 1981 | if (IDPROC(h)->language == LANG_C) return FALSE; |
---|
| 1982 | if (IDPROC(h)->libname != NULL) return FALSE; |
---|
| 1983 | } |
---|
| 1984 | // do not dump links |
---|
| 1985 | if (type_id == LINK_CMD) return FALSE; |
---|
| 1986 | |
---|
| 1987 | // do not dump ssi internal rings: ssiRing* |
---|
| 1988 | if ((type_id == RING_CMD) && (strncmp(IDID(h),"ssiRing",7)==0)) |
---|
| 1989 | return FALSE; |
---|
| 1990 | |
---|
| 1991 | command D=(command)omAlloc0(sizeof(*D)); |
---|
| 1992 | sleftv tmp; |
---|
| 1993 | memset(&tmp,0,sizeof(tmp)); |
---|
| 1994 | tmp.rtyp=COMMAND; |
---|
| 1995 | tmp.data=D; |
---|
| 1996 | |
---|
| 1997 | if (type_id == PACKAGE_CMD) |
---|
| 1998 | { |
---|
| 1999 | // do not dump Top |
---|
| 2000 | if (strcmp(IDID(h), "Top") == 0) return FALSE; |
---|
| 2001 | package p=(package)IDDATA(h); |
---|
| 2002 | // dump Singular-packages as load("..."); |
---|
| 2003 | if (p->language==LANG_SINGULAR) |
---|
| 2004 | { |
---|
| 2005 | D->op=LOAD_CMD; |
---|
| 2006 | D->argc=1; |
---|
| 2007 | D->arg1.rtyp=STRING_CMD; |
---|
| 2008 | D->arg1.data=p->libname; |
---|
| 2009 | ssiWrite(l,&tmp); |
---|
| 2010 | omFree(D); |
---|
| 2011 | return FALSE; |
---|
| 2012 | } |
---|
| 2013 | } |
---|
| 2014 | |
---|
| 2015 | // handle qrings separately |
---|
| 2016 | //if (type_id == QRING_CMD) |
---|
| 2017 | // return DumpSsiQringQring(l, h); |
---|
| 2018 | |
---|
| 2019 | // put type and name |
---|
| 2020 | //Print("generic dump:%s,%s\n",IDID(h),Tok2Cmdname(IDTYP(h))); |
---|
| 2021 | D->op='='; |
---|
| 2022 | D->argc=2; |
---|
| 2023 | D->arg1.rtyp=DEF_CMD; |
---|
| 2024 | D->arg1.name=IDID(h); |
---|
| 2025 | D->arg2.rtyp=IDTYP(h); |
---|
| 2026 | D->arg2.data=IDDATA(h); |
---|
| 2027 | ssiWrite(l,&tmp); |
---|
| 2028 | omFree(D); |
---|
| 2029 | return FALSE; |
---|
| 2030 | } |
---|
| 2031 | static BOOLEAN ssiDumpIter(si_link l, idhdl h) |
---|
| 2032 | { |
---|
| 2033 | if (h == NULL) return FALSE; |
---|
| 2034 | |
---|
| 2035 | if (ssiDumpIter(l, IDNEXT(h))) return TRUE; |
---|
| 2036 | |
---|
| 2037 | // need to set the ring before writing it, otherwise we get in |
---|
| 2038 | // trouble with minpoly |
---|
| 2039 | if (IDTYP(h) == RING_CMD || IDTYP(h) == QRING_CMD) |
---|
| 2040 | rSetHdl(h); |
---|
| 2041 | |
---|
| 2042 | if (DumpSsiIdhdl(l, h)) return TRUE; |
---|
| 2043 | |
---|
| 2044 | // do not dump ssi internal rings: ssiRing* |
---|
| 2045 | // but dump objects of all other rings |
---|
| 2046 | if ((IDTYP(h) == RING_CMD || IDTYP(h) == QRING_CMD) |
---|
| 2047 | && (strncmp(IDID(h),"ssiRing",7)!=0)) |
---|
| 2048 | return ssiDumpIter(l, IDRING(h)->idroot); |
---|
| 2049 | else |
---|
| 2050 | return FALSE; |
---|
| 2051 | } |
---|
| 2052 | BOOLEAN ssiDump(si_link l) |
---|
| 2053 | { |
---|
| 2054 | idhdl h = IDROOT, rh = currRingHdl; |
---|
| 2055 | BOOLEAN status = ssiDumpIter(l, h); |
---|
| 2056 | |
---|
| 2057 | //if (! status ) status = DumpAsciiMaps(fd, h, NULL); |
---|
| 2058 | |
---|
| 2059 | if (currRingHdl != rh) rSetHdl(rh); |
---|
[df326b] | 2060 | //fprintf(fd, "option(set, intvec(%d, %d));\n", si_opt_1, si_opt_2); |
---|
[00e336] | 2061 | |
---|
| 2062 | return status; |
---|
| 2063 | } |
---|
| 2064 | BOOLEAN ssiGetDump(si_link l) |
---|
| 2065 | { |
---|
| 2066 | ssiInfo *d=(ssiInfo*)l->data; |
---|
| 2067 | loop |
---|
| 2068 | { |
---|
| 2069 | if (!SI_LINK_OPEN_P(l)) break; |
---|
| 2070 | if (s_iseof(d->f_read)) break; |
---|
| 2071 | leftv h=ssiRead1(l); /*contains an exit.... */ |
---|
| 2072 | if (feErrors != NULL && *feErrors != '\0') |
---|
| 2073 | { |
---|
| 2074 | // handle errors: |
---|
| 2075 | PrintS(feErrors); /* currently quite simple */ |
---|
| 2076 | return TRUE; |
---|
| 2077 | *feErrors = '\0'; |
---|
| 2078 | } |
---|
| 2079 | h->CleanUp(); |
---|
| 2080 | omFreeBin(h, sleftv_bin); |
---|
| 2081 | } |
---|
| 2082 | return FALSE; |
---|
| 2083 | } |
---|
[8ed989] | 2084 | // ---------------------------------------------------------------- |
---|
| 2085 | // format |
---|
| 2086 | // 1 int %d |
---|
| 2087 | // 2 string <len> %s |
---|
| 2088 | // 3 number |
---|
| 2089 | // 4 bigint 4 %d or 3 <mpz_t> |
---|
| 2090 | // 5 ring |
---|
| 2091 | // 6 poly |
---|
| 2092 | // 7 ideal |
---|
| 2093 | // 8 matrix |
---|
| 2094 | // 9 vector |
---|
| 2095 | // 10 module |
---|
| 2096 | // 11 command |
---|
| 2097 | // 12 def <len> %s |
---|
| 2098 | // 13 proc <len> %s |
---|
| 2099 | // 14 list %d <elem1> .... |
---|
[8f650f3] | 2100 | // 15 setring ....... |
---|
[05241a] | 2101 | // 16 nothing |
---|
[4d22d3] | 2102 | // 17 intvec <len> ... |
---|
[00e336] | 2103 | // 18 intmat |
---|
[df326b] | 2104 | // 19 bigintmat <r> <c> ... |
---|
[8ed989] | 2105 | // |
---|
[a088a12] | 2106 | // 20 blackbox <name> ... |
---|
| 2107 | // |
---|
[a88046d] | 2108 | // 98: verify version: <ssi-version> <MAX_TOK> <OPT1> <OPT2> |
---|
[05241a] | 2109 | // 99: quit Singular |
---|