1: /*
2: ================================================================================
3: RPL/2 (R) version 4.1.9
4: Copyright (C) 1989-2012 Dr. BERTRAND Joël
5:
6: This file is part of RPL/2.
7:
8: RPL/2 is free software; you can redistribute it and/or modify it
9: under the terms of the CeCILL V2 License as published by the french
10: CEA, CNRS and INRIA.
11:
12: RPL/2 is distributed in the hope that it will be useful, but WITHOUT
13: ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14: FITNESS FOR A PARTICULAR PURPOSE. See the CeCILL V2 License
15: for more details.
16:
17: You should have received a copy of the CeCILL License
18: along with RPL/2. If not, write to info@cecill.info.
19: ================================================================================
20: */
21:
22:
23: #include "rpl-conv.h"
24:
25:
26: /*
27: ================================================================================
28: Fonction 'oct'
29: ================================================================================
30: Entrées :
31: --------------------------------------------------------------------------------
32: Sorties :
33: --------------------------------------------------------------------------------
34: Effets de bord : néant
35: ================================================================================
36: */
37:
38: void
39: instruction_oct(struct_processus *s_etat_processus)
40: {
41: (*s_etat_processus).erreur_execution = d_ex;
42:
43: if ((*s_etat_processus).affichage_arguments == 'Y')
44: {
45: printf("\n OCT ");
46:
47: if ((*s_etat_processus).langue == 'F')
48: {
49: printf("(base octale)\n\n");
50: printf(" Aucun argument\n");
51: }
52: else
53: {
54: printf("(octal base)\n\n");
55: printf(" No argument\n");
56: }
57:
58: return;
59: }
60: else if ((*s_etat_processus).test_instruction == 'Y')
61: {
62: (*s_etat_processus).nombre_arguments = -1;
63: return;
64: }
65:
66: if (test_cfsf(s_etat_processus, 31) == d_vrai)
67: {
68: if (empilement_pile_last(s_etat_processus, 0) == d_erreur)
69: {
70: return;
71: }
72: }
73:
74: sf(s_etat_processus, 43);
75: cf(s_etat_processus, 44);
76:
77: return;
78: }
79:
80:
81: /*
82: ================================================================================
83: Fonction 'over'
84: ================================================================================
85: Entrées :
86: --------------------------------------------------------------------------------
87: Sorties :
88: --------------------------------------------------------------------------------
89: Effets de bord : néant
90: ================================================================================
91: */
92:
93: void
94: instruction_over(struct_processus *s_etat_processus)
95: {
96: struct_objet *s_objet;
97:
98: (*s_etat_processus).erreur_execution = d_ex;
99:
100: if ((*s_etat_processus).affichage_arguments == 'Y')
101: {
102: printf("\n OVER ");
103:
104: if ((*s_etat_processus).langue == 'F')
105: {
106: printf("(duplication de l'objet de niveau 2)\n\n");
107: }
108: else
109: {
110: printf("(duplication of level 2 object)\n\n");
111: }
112:
113: printf(" 2: %s, %s, %s, %s, %s, %s,\n"
114: " %s, %s, %s, %s, %s,\n"
115: " %s, %s, %s, %s, %s,\n"
116: " %s, %s, %s, %s,\n"
117: " %s, %s\n",
118: d_INT, d_REL, d_CPL, d_VIN, d_VRL, d_VCX, d_MIN, d_MRL, d_MCX,
119: d_TAB, d_BIN, d_NOM, d_CHN, d_LST, d_ALG, d_RPN, d_FCH, d_SCK,
120: d_SQL, d_SLB, d_PRC, d_MTX);
121: printf(" 1: %s, %s, %s, %s, %s, %s,\n"
122: " %s, %s, %s, %s, %s,\n"
123: " %s, %s, %s, %s, %s,\n"
124: " %s, %s, %s, %s,\n"
125: " %s, %s\n",
126: d_INT, d_REL, d_CPL, d_VIN, d_VRL, d_VCX, d_MIN, d_MRL, d_MCX,
127: d_TAB, d_BIN, d_NOM, d_CHN, d_LST, d_ALG, d_RPN, d_FCH, d_SCK,
128: d_SQL, d_SLB, d_PRC, d_MTX);
129: printf("-> 3: %s, %s, %s, %s, %s, %s,\n"
130: " %s, %s, %s, %s, %s,\n"
131: " %s, %s, %s, %s, %s,\n"
132: " %s, %s, %s, %s,\n"
133: " %s, %s\n",
134: d_INT, d_REL, d_CPL, d_VIN, d_VRL, d_VCX, d_MIN, d_MRL, d_MCX,
135: d_TAB, d_BIN, d_NOM, d_CHN, d_LST, d_ALG, d_RPN, d_FCH, d_SCK,
136: d_SQL, d_SLB, d_PRC, d_MTX);
137: printf(" ...\n");
138: printf(" 1: %s, %s, %s, %s, %s, %s,\n"
139: " %s, %s, %s, %s, %s,\n"
140: " %s, %s, %s, %s, %s,\n"
141: " %s, %s, %s, %s,\n"
142: " %s, %s\n",
143: d_INT, d_REL, d_CPL, d_VIN, d_VRL, d_VCX, d_MIN, d_MRL, d_MCX,
144: d_TAB, d_BIN, d_NOM, d_CHN, d_LST, d_ALG, d_RPN, d_FCH, d_SCK,
145: d_SQL, d_SLB, d_PRC, d_MTX);
146:
147: return;
148: }
149: else if ((*s_etat_processus).test_instruction == 'Y')
150: {
151: (*s_etat_processus).nombre_arguments = -1;
152: return;
153: }
154:
155: if (test_cfsf(s_etat_processus, 31) == d_vrai)
156: {
157: if (empilement_pile_last(s_etat_processus, 2) == d_erreur)
158: {
159: return;
160: }
161: }
162:
163: if ((*s_etat_processus).hauteur_pile_operationnelle < 2)
164: {
165: (*s_etat_processus).erreur_execution = d_ex_manque_argument;
166: return;
167: }
168:
169: s_objet = copie_objet(s_etat_processus,
170: (*(*(*s_etat_processus).l_base_pile).suivant).donnee, 'P');
171:
172: if (s_objet == NULL)
173: {
174: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
175: return;
176: }
177:
178: if (empilement(s_etat_processus, &((*s_etat_processus).l_base_pile),
179: s_objet) == d_erreur)
180: {
181: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
182: return;
183: }
184:
185: return;
186: }
187:
188:
189: /*
190: ================================================================================
191: Fonction 'or'
192: ================================================================================
193: Entrées : pointeur sur une structure struct_processus
194: --------------------------------------------------------------------------------
195: Sorties :
196: --------------------------------------------------------------------------------
197: Effets de bord : néant
198: ================================================================================
199: */
200:
201: void
202: instruction_or(struct_processus *s_etat_processus)
203: {
204: struct_liste_chainee *l_element_courant;
205: struct_liste_chainee *l_element_precedent;
206:
207: struct_objet *s_copie_argument_1;
208: struct_objet *s_copie_argument_2;
209: struct_objet *s_objet_argument_1;
210: struct_objet *s_objet_argument_2;
211: struct_objet *s_objet_resultat;
212:
213: unsigned long nombre_elements;
214:
215: (*s_etat_processus).erreur_execution = d_ex;
216:
217: if ((*s_etat_processus).affichage_arguments == 'Y')
218: {
219: printf("\n OR ");
220:
221: if ((*s_etat_processus).langue == 'F')
222: {
223: printf("(opérateur ou)\n\n");
224: }
225: else
226: {
227: printf("(or operator)\n\n");
228: }
229:
230: printf(" 2: %s, %s\n", d_INT, d_REL);
231: printf(" 1: %s, %s\n", d_INT, d_REL);
232: printf("-> 1: %s\n\n", d_INT);
233:
234: printf(" 2: %s\n", d_BIN);
235: printf(" 1: %s\n", d_BIN);
236: printf("-> 1: %s\n\n", d_BIN);
237:
238: printf(" 2: %s\n", d_NOM);
239: printf(" 1: %s, %s, %s, %s\n", d_NOM, d_ALG, d_INT, d_REL);
240: printf("-> 1: %s\n\n", d_ALG);
241:
242: printf(" 2: %s, %s, %s, %s\n", d_NOM, d_ALG, d_INT, d_REL);
243: printf(" 1: %s\n", d_NOM);
244: printf("-> 1: %s\n\n", d_ALG);
245:
246: printf(" 2: %s\n", d_ALG);
247: printf(" 1: %s\n", d_ALG);
248: printf("-> 1: %s\n\n", d_ALG);
249:
250: printf(" 2: %s\n", d_RPN);
251: printf(" 1: %s\n", d_RPN);
252: printf("-> 1: %s\n", d_RPN);
253:
254: return;
255: }
256: else if ((*s_etat_processus).test_instruction == 'Y')
257: {
258: (*s_etat_processus).nombre_arguments = 0;
259: return;
260: }
261:
262: if (test_cfsf(s_etat_processus, 31) == d_vrai)
263: {
264: if (empilement_pile_last(s_etat_processus, 2) == d_erreur)
265: {
266: return;
267: }
268: }
269:
270: if (depilement(s_etat_processus, &((*s_etat_processus).l_base_pile),
271: &s_objet_argument_1) == d_erreur)
272: {
273: (*s_etat_processus).erreur_execution = d_ex_manque_argument;
274: return;
275: }
276:
277: if (depilement(s_etat_processus, &((*s_etat_processus).l_base_pile),
278: &s_objet_argument_2) == d_erreur)
279: {
280: liberation(s_etat_processus, s_objet_argument_1);
281:
282: (*s_etat_processus).erreur_execution = d_ex_manque_argument;
283: return;
284: }
285:
286: /*
287: --------------------------------------------------------------------------------
288: OR logique
289: --------------------------------------------------------------------------------
290: */
291:
292: if ((((*s_objet_argument_1).type == INT) ||
293: ((*s_objet_argument_1).type == REL)) &&
294: (((*s_objet_argument_2).type == INT) ||
295: ((*s_objet_argument_2).type == REL)))
296: {
297: if ((s_objet_resultat = allocation(s_etat_processus, INT)) == NULL)
298: {
299: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
300: return;
301: }
302:
303: if ((*s_objet_argument_1).type == INT)
304: {
305: if ((*s_objet_argument_2).type == INT)
306: {
307: if (((*((integer8 *) (*s_objet_argument_1).objet)) != 0) ||
308: ((*((integer8 *) (*s_objet_argument_2).objet)) != 0))
309: {
310: (*((integer8 *) (*s_objet_resultat).objet)) = -1;
311: }
312: else
313: {
314: (*((integer8 *) (*s_objet_resultat).objet)) = 0;
315: }
316: }
317: else
318: {
319: if (((*((integer8 *) (*s_objet_argument_1).objet)) != 0) ||
320: ((*((real8 *) (*s_objet_argument_2).objet)) != 0))
321: {
322: (*((integer8 *) (*s_objet_resultat).objet)) = -1;
323: }
324: else
325: {
326: (*((integer8 *) (*s_objet_resultat).objet)) = 0;
327: }
328: }
329: }
330: else
331: {
332: if ((*s_objet_argument_2).type == INT)
333: {
334: if (((*((real8 *) (*s_objet_argument_1).objet)) != 0) ||
335: ((*((integer8 *) (*s_objet_argument_2).objet)) != 0))
336: {
337: (*((integer8 *) (*s_objet_resultat).objet)) = -1;
338: }
339: else
340: {
341: (*((integer8 *) (*s_objet_resultat).objet)) = 0;
342: }
343: }
344: else
345: {
346: if (((*((real8 *) (*s_objet_argument_1).objet)) != 0) ||
347: ((*((real8 *) (*s_objet_argument_2).objet)) != 0))
348: {
349: (*((integer8 *) (*s_objet_resultat).objet)) = -1;
350: }
351: else
352: {
353: (*((integer8 *) (*s_objet_resultat).objet)) = 0;
354: }
355: }
356: }
357: }
358:
359: /*
360: --------------------------------------------------------------------------------
361: OR binaire
362: --------------------------------------------------------------------------------
363: */
364:
365: else if (((*s_objet_argument_1).type == BIN) &&
366: ((*s_objet_argument_2).type == BIN))
367: {
368: if ((s_objet_resultat = allocation(s_etat_processus, BIN)) == NULL)
369: {
370: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
371: return;
372: }
373:
374: (*((logical8 *) (*s_objet_resultat).objet)) =
375: (*((logical8 *) (*s_objet_argument_1).objet)) |
376: (*((logical8 *) (*s_objet_argument_2).objet));
377: }
378:
379: /*
380: --------------------------------------------------------------------------------
381: OR entre des arguments complexes
382: --------------------------------------------------------------------------------
383: */
384:
385: /*
386: * Nom ou valeur numérique / Nom ou valeur numérique
387: */
388:
389: else if ((((*s_objet_argument_1).type == NOM) &&
390: (((*s_objet_argument_2).type == NOM) ||
391: ((*s_objet_argument_2).type == INT) ||
392: ((*s_objet_argument_2).type == REL))) ||
393: (((*s_objet_argument_2).type == NOM) &&
394: (((*s_objet_argument_1).type == INT) ||
395: ((*s_objet_argument_1).type == REL))))
396: {
397: if ((s_objet_resultat = allocation(s_etat_processus, ALG)) == NULL)
398: {
399: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
400: return;
401: }
402:
403: if (((*s_objet_resultat).objet =
404: allocation_maillon(s_etat_processus)) == NULL)
405: {
406: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
407: return;
408: }
409:
410: l_element_courant = (*s_objet_resultat).objet;
411:
412: if (((*l_element_courant).donnee = allocation(s_etat_processus, FCT))
413: == NULL)
414: {
415: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
416: return;
417: }
418:
419: (*((struct_fonction *) (*(*l_element_courant).donnee).objet))
420: .nombre_arguments = 0;
421: (*((struct_fonction *) (*(*l_element_courant).donnee).objet))
422: .fonction = instruction_vers_niveau_superieur;
423:
424: if (((*((struct_fonction *) (*(*l_element_courant).donnee).objet))
425: .nom_fonction = malloc(3 * sizeof(unsigned char))) == NULL)
426: {
427: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
428: return;
429: }
430:
431: strcpy((*((struct_fonction *) (*(*l_element_courant).donnee).objet))
432: .nom_fonction, "<<");
433:
434: if (((*l_element_courant).suivant =
435: allocation_maillon(s_etat_processus)) == NULL)
436: {
437: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
438: return;
439: }
440:
441: l_element_courant = (*l_element_courant).suivant;
442: (*l_element_courant).donnee = s_objet_argument_2;
443:
444: if (((*l_element_courant).suivant =
445: allocation_maillon(s_etat_processus)) == NULL)
446: {
447: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
448: return;
449: }
450:
451: l_element_courant = (*l_element_courant).suivant;
452: (*l_element_courant).donnee = s_objet_argument_1;
453:
454: if (((*l_element_courant).suivant =
455: allocation_maillon(s_etat_processus)) == NULL)
456: {
457: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
458: return;
459: }
460:
461: l_element_courant = (*l_element_courant).suivant;
462:
463: if (((*l_element_courant).donnee = allocation(s_etat_processus, FCT))
464: == NULL)
465: {
466: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
467: return;
468: }
469:
470: (*((struct_fonction *) (*(*l_element_courant).donnee).objet))
471: .nombre_arguments = 0;
472: (*((struct_fonction *) (*(*l_element_courant).donnee).objet))
473: .fonction = instruction_or;
474:
475: if (((*((struct_fonction *) (*(*l_element_courant).donnee).objet))
476: .nom_fonction = malloc(3 * sizeof(unsigned char))) == NULL)
477: {
478: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
479: return;
480: }
481:
482: strcpy((*((struct_fonction *) (*(*l_element_courant).donnee).objet))
483: .nom_fonction, "OR");
484:
485: if (((*l_element_courant).suivant =
486: allocation_maillon(s_etat_processus)) == NULL)
487: {
488: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
489: return;
490: }
491:
492: l_element_courant = (*l_element_courant).suivant;
493:
494: if (((*l_element_courant).donnee = allocation(s_etat_processus, FCT))
495: == NULL)
496: {
497: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
498: return;
499: }
500:
501: (*((struct_fonction *) (*(*l_element_courant).donnee).objet))
502: .nombre_arguments = 0;
503: (*((struct_fonction *) (*(*l_element_courant).donnee).objet))
504: .fonction = instruction_vers_niveau_inferieur;
505:
506: if (((*((struct_fonction *) (*(*l_element_courant).donnee).objet))
507: .nom_fonction = malloc(3 * sizeof(unsigned char))) == NULL)
508: {
509: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
510: return;
511: }
512:
513: strcpy((*((struct_fonction *) (*(*l_element_courant).donnee).objet))
514: .nom_fonction, ">>");
515:
516: (*l_element_courant).suivant = NULL;
517:
518: s_objet_argument_1 = NULL;
519: s_objet_argument_2 = NULL;
520: }
521:
522: /*
523: * Nom ou valeur numérique / Expression
524: */
525:
526: else if ((((*s_objet_argument_1).type == ALG) ||
527: ((*s_objet_argument_1).type == RPN)) &&
528: (((*s_objet_argument_2).type == NOM) ||
529: ((*s_objet_argument_2).type == INT) ||
530: ((*s_objet_argument_2).type == REL)))
531: {
532: nombre_elements = 0;
533: l_element_courant = (struct_liste_chainee *)
534: (*s_objet_argument_1).objet;
535:
536: while(l_element_courant != NULL)
537: {
538: nombre_elements++;
539: l_element_courant = (*l_element_courant).suivant;
540: }
541:
542: if (nombre_elements == 2)
543: {
544: liberation(s_etat_processus, s_objet_argument_1);
545: liberation(s_etat_processus, s_objet_argument_2);
546:
547: (*s_etat_processus).erreur_execution = d_ex_argument_invalide;
548: return;
549: }
550:
551: if ((s_objet_resultat = copie_objet(s_etat_processus,
552: s_objet_argument_1, 'N')) == NULL)
553: {
554: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
555: return;
556: }
557:
558: l_element_courant = (struct_liste_chainee *)
559: (*s_objet_resultat).objet;
560: l_element_precedent = l_element_courant;
561: l_element_courant = (*l_element_courant).suivant;
562:
563: if (((*l_element_precedent).suivant =
564: allocation_maillon(s_etat_processus)) == NULL)
565: {
566: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
567: return;
568: }
569:
570: (*(*l_element_precedent).suivant).donnee = s_objet_argument_2;
571: (*(*l_element_precedent).suivant).suivant = l_element_courant;
572:
573: while((*l_element_courant).suivant != NULL)
574: {
575: l_element_precedent = l_element_courant;
576: l_element_courant = (*l_element_courant).suivant;
577: }
578:
579: if (((*l_element_precedent).suivant =
580: allocation_maillon(s_etat_processus)) == NULL)
581: {
582: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
583: return;
584: }
585:
586: if (((*(*l_element_precedent).suivant).donnee =
587: allocation(s_etat_processus, FCT)) == NULL)
588: {
589: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
590: return;
591: }
592:
593: (*((struct_fonction *) (*(*(*l_element_precedent).suivant)
594: .donnee).objet)).nombre_arguments = 0;
595: (*((struct_fonction *) (*(*(*l_element_precedent).suivant)
596: .donnee).objet)).fonction = instruction_or;
597:
598: if (((*((struct_fonction *) (*(*(*l_element_precedent)
599: .suivant).donnee).objet)).nom_fonction =
600: malloc(3 * sizeof(unsigned char))) == NULL)
601: {
602: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
603: return;
604: }
605:
606: strcpy((*((struct_fonction *) (*(*(*l_element_precedent)
607: .suivant).donnee).objet)).nom_fonction, "OR");
608:
609: (*(*l_element_precedent).suivant).suivant = l_element_courant;
610:
611: s_objet_argument_2 = NULL;
612: }
613:
614: /*
615: * Expression / Nom ou valeur numérique
616: */
617:
618: else if ((((*s_objet_argument_1).type == NOM) ||
619: ((*s_objet_argument_1).type == INT) ||
620: ((*s_objet_argument_1).type == REL)) &&
621: (((*s_objet_argument_2).type == ALG) ||
622: ((*s_objet_argument_2).type == RPN)))
623: {
624: nombre_elements = 0;
625: l_element_courant = (struct_liste_chainee *)
626: (*s_objet_argument_2).objet;
627:
628: while(l_element_courant != NULL)
629: {
630: nombre_elements++;
631: l_element_courant = (*l_element_courant).suivant;
632: }
633:
634: if (nombre_elements == 2)
635: {
636: liberation(s_etat_processus, s_objet_argument_1);
637: liberation(s_etat_processus, s_objet_argument_2);
638:
639: (*s_etat_processus).erreur_execution = d_ex_argument_invalide;
640: return;
641: }
642:
643: if ((s_objet_resultat = copie_objet(s_etat_processus,
644: s_objet_argument_2, 'N')) == NULL)
645: {
646: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
647: return;
648: }
649:
650: l_element_courant = (struct_liste_chainee *)
651: (*s_objet_resultat).objet;
652: l_element_precedent = l_element_courant;
653:
654: while((*l_element_courant).suivant != NULL)
655: {
656: l_element_precedent = l_element_courant;
657: l_element_courant = (*l_element_courant).suivant;
658: }
659:
660: if (((*l_element_precedent).suivant =
661: allocation_maillon(s_etat_processus)) == NULL)
662: {
663: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
664: return;
665: }
666:
667: (*(*l_element_precedent).suivant).donnee = s_objet_argument_1;
668: l_element_precedent = (*l_element_precedent).suivant;
669:
670: if (((*l_element_precedent).suivant =
671: allocation_maillon(s_etat_processus)) == NULL)
672: {
673: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
674: return;
675: }
676:
677: if (((*(*l_element_precedent).suivant).donnee =
678: allocation(s_etat_processus, FCT)) == NULL)
679: {
680: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
681: return;
682: }
683:
684: (*((struct_fonction *) (*(*(*l_element_precedent).suivant)
685: .donnee).objet)).nombre_arguments = 0;
686: (*((struct_fonction *) (*(*(*l_element_precedent).suivant)
687: .donnee).objet)).fonction = instruction_or;
688:
689: if (((*((struct_fonction *) (*(*(*l_element_precedent)
690: .suivant).donnee).objet)).nom_fonction =
691: malloc(3 * sizeof(unsigned char))) == NULL)
692: {
693: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
694: return;
695: }
696:
697: strcpy((*((struct_fonction *) (*(*(*l_element_precedent)
698: .suivant).donnee).objet)).nom_fonction, "OR");
699:
700: (*(*l_element_precedent).suivant).suivant = l_element_courant;
701:
702: s_objet_argument_1 = NULL;
703: }
704:
705: /*
706: * Expression / Expression
707: */
708:
709: else if ((((*s_objet_argument_1).type == ALG) &&
710: ((*s_objet_argument_2).type == ALG)) ||
711: (((*s_objet_argument_1).type == RPN) &&
712: ((*s_objet_argument_2).type == RPN)))
713: {
714: nombre_elements = 0;
715: l_element_courant = (struct_liste_chainee *)
716: (*s_objet_argument_1).objet;
717:
718: while(l_element_courant != NULL)
719: {
720: nombre_elements++;
721: l_element_courant = (*l_element_courant).suivant;
722: }
723:
724: if (nombre_elements == 2)
725: {
726: liberation(s_etat_processus, s_objet_argument_1);
727: liberation(s_etat_processus, s_objet_argument_2);
728:
729: (*s_etat_processus).erreur_execution = d_ex_argument_invalide;
730: return;
731: }
732:
733: nombre_elements = 0;
734: l_element_courant = (struct_liste_chainee *)
735: (*s_objet_argument_2).objet;
736:
737: while(l_element_courant != NULL)
738: {
739: nombre_elements++;
740: l_element_courant = (*l_element_courant).suivant;
741: }
742:
743: if (nombre_elements == 2)
744: {
745: liberation(s_etat_processus, s_objet_argument_1);
746: liberation(s_etat_processus, s_objet_argument_2);
747:
748: (*s_etat_processus).erreur_execution = d_ex_argument_invalide;
749: return;
750: }
751:
752: if ((s_copie_argument_1 = copie_objet(s_etat_processus,
753: s_objet_argument_1, 'N')) == NULL)
754: {
755: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
756: return;
757: }
758:
759: if ((s_copie_argument_2 = copie_objet(s_etat_processus,
760: s_objet_argument_2, 'N')) == NULL)
761: {
762: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
763: return;
764: }
765:
766: l_element_courant = (struct_liste_chainee *)
767: (*s_copie_argument_1).objet;
768: (*s_copie_argument_1).objet = (void *) (*((struct_liste_chainee *)
769: (*s_copie_argument_1).objet)).suivant;
770:
771: liberation(s_etat_processus, (*l_element_courant).donnee);
772: free(l_element_courant);
773:
774: l_element_courant = (struct_liste_chainee *)
775: (*s_copie_argument_2).objet;
776: l_element_precedent = l_element_courant;
777: s_objet_resultat = s_copie_argument_2;
778:
779: while((*l_element_courant).suivant != NULL)
780: {
781: l_element_precedent = l_element_courant;
782: l_element_courant = (*l_element_courant).suivant;
783: }
784:
785: liberation(s_etat_processus, (*l_element_courant).donnee);
786: free(l_element_courant);
787:
788: (*l_element_precedent).suivant = (struct_liste_chainee *)
789: (*s_copie_argument_1).objet;
790: free(s_copie_argument_1);
791:
792: l_element_courant = (*l_element_precedent).suivant;
793: while((*l_element_courant).suivant != NULL)
794: {
795: l_element_precedent = l_element_courant;
796: l_element_courant = (*l_element_courant).suivant;
797: }
798:
799: if (((*l_element_precedent).suivant =
800: allocation_maillon(s_etat_processus)) == NULL)
801: {
802: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
803: return;
804: }
805:
806: (*(*l_element_precedent).suivant).suivant = l_element_courant;
807: l_element_courant = (*l_element_precedent).suivant;
808:
809: if (((*l_element_courant).donnee = allocation(s_etat_processus, FCT))
810: == NULL)
811: {
812: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
813: return;
814: }
815:
816: (*((struct_fonction *) (*(*l_element_courant).donnee).objet))
817: .nombre_arguments = 0;
818: (*((struct_fonction *) (*(*l_element_courant).donnee).objet))
819: .fonction = instruction_or;
820:
821: if (((*((struct_fonction *) (*(*l_element_courant).donnee).objet))
822: .nom_fonction = malloc(3 * sizeof(unsigned char))) == NULL)
823: {
824: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
825: return;
826: }
827:
828: strcpy((*((struct_fonction *) (*(*l_element_courant).donnee).objet))
829: .nom_fonction, "OR");
830: }
831:
832: /*
833: --------------------------------------------------------------------------------
834: OR impossible
835: --------------------------------------------------------------------------------
836: */
837:
838: else
839: {
840: liberation(s_etat_processus, s_objet_argument_1);
841: liberation(s_etat_processus, s_objet_argument_2);
842:
843: (*s_etat_processus).erreur_execution = d_ex_erreur_type_argument;
844: return;
845: }
846:
847: liberation(s_etat_processus, s_objet_argument_1);
848: liberation(s_etat_processus, s_objet_argument_2);
849:
850: if (empilement(s_etat_processus, &((*s_etat_processus).l_base_pile),
851: s_objet_resultat) == d_erreur)
852: {
853: return;
854: }
855:
856: return;
857: }
858:
859:
860: /*
861: ================================================================================
862: Fonction 'open'
863: ================================================================================
864: Entrées : pointeur sur une structure struct_processus
865: --------------------------------------------------------------------------------
866: Sorties :
867: --------------------------------------------------------------------------------
868: Effets de bord : néant
869: ================================================================================
870: */
871:
872: void
873: instruction_open(struct_processus *s_etat_processus)
874: {
875: /*
876: * Type d'ouverture :
877: * NEW : crée un nouveau fichier, retourne une erreur si un fichier
878: * préexiste ;
879: * OLD : ouvre un fichier existant, retourne une erreur si le fichier
880: * n'existe pas ;
881: * REPLACE : remplace un fichier existant, retourne une erreur s'il n'y
882: * a aucun fichier à effacer ;
883: * UNKNOWN : ouvre un fichier existant ou crée un nouveau fichier ;
884: * SCRATCH : crée un fichier temporaire automatiquement effacé lors
885: * de sa fermeture (protection automatique 'readwrite');
886: *
887: * Type d'accès :
888: * SEQUENTIAL : accès séquentiel ;
889: * DIRECT : accès direct ;
890: * KEYED : accès indexé.
891: *
892: * Protection :
893: * READONLY : lecture seule ;
894: * WRITEONLY : écriture seule ;
895: * READWRITE : lecture et écriture autorisées.
896: *
897: * Format :
898: * FORMATTED : fichier texte ;
899: * UNFORMATTED : fichier binaire.
900: * FLOW : chaîne de caractères sans format (en tant qu'objet
901: * binaire comme "\x00avz\xFD")
902: */
903:
904: file *descripteur;
905:
906: int buffer_emission;
907: int buffer_reception;
908: int drapeau;
909: int priorite;
910: int protocole_numerique;
911: int timeout_emission;
912: int timeout_reception;
913: int type;
914:
915: integer8 adresse[16];
916: integer8 nombre_maximal_connexions;
917: integer8 port;
918: integer8 position_clef;
919:
920: logical1 erreur;
921: logical1 existence;
922: logical1 negation;
923: logical1 ouverture;
924: logical1 presence_port;
925:
926: sqlite3 *sqlite;
927:
928: struct_liste_chainee *l_element_courant;
929: struct_liste_chainee *l_element_courant_sous_objet;
930: struct_liste_chainee *parametre_courant;
931:
932: struct flock lock;
933:
934: struct addrinfo *resolution;
935: struct addrinfo *resolution_courante;
936:
937: struct protoent *s_protocole;
938:
939: struct sockaddr_un socket_unix;
940: struct sockaddr_in socket_ipv4;
941: # ifdef IPV6
942: struct sockaddr_in6 socket_ipv6;
943: # endif
944:
945: struct_objet *s_objet_argument;
946: struct_objet *s_objet_resultat;
947: struct_objet *s_parametres_tty;
948:
949: struct termios tc;
950:
951: uint32_t adresse_ipv4;
952:
953: unsigned char *argument_majuscule;
954: unsigned char *chaine_descripteurs;
955: unsigned char format;
956: unsigned char *hote;
957: unsigned char *nom;
958: unsigned char *nom_temporaire;
959: unsigned char options[12];
960: unsigned char *parametre_courant_majuscule;
961: unsigned char *peripherique;
962: unsigned char *pointeur;
963: unsigned char *position;
964: unsigned char protection;
965: unsigned char protocole[16 + 1];
966: unsigned char *protocole_socket;
967: unsigned char type_acces;
968: unsigned char type_adresse;
969: unsigned char type_arguments;
970: unsigned char type_domaine;
971: unsigned char type_ouverture;
972: unsigned char type_socket;
973:
974: unsigned long i;
975: unsigned long nombre_elements;
976: unsigned long prochain_descripteur;
977: unsigned long unite;
978:
979: # define d_BIND_TO_DEVICE 0
980: # define d_BROADCAST 1
981: # define d_DONT_ROUTE 2
982: # define d_KEEP_ALIVE 3
983: # define d_PRIORITY 4
984: # define d_RECEIVE_BUFFER 5
985: # define d_FORCE_RECEIVE_BUFFER 6
986: # define d_SEND_BUFFER 7
987: # define d_FORCE_SEND_BUFFER 8
988: # define d_RECEIVING_TIMEOUT 9
989: # define d_SENDING_TIMEOUT 10
990: # define d_REUSE_ADDRESS 11
991:
992: /*
993: * Argument : { "ouverture" "accès" "format" [ { "nom" } 'protection' ] }
994: */
995:
996: (*s_etat_processus).erreur_execution = d_ex;
997:
998: if ((*s_etat_processus).affichage_arguments == 'Y')
999: {
1000: printf("\n OPEN ");
1001:
1002: if ((*s_etat_processus).langue == 'F')
1003: {
1004: printf("(ouverture d'un fichier, d'une socket ou d'un sémaphore)"
1005: "\n\n");
1006: }
1007: else
1008: {
1009: printf("(open file, socket or semaphore)\n\n");
1010: }
1011:
1012: printf(" 1: %s\n", d_LST);
1013: printf("-> 1: %s, %s\n\n", d_FCH, d_SCK);
1014:
1015: printf(" 1: %s\n", d_CHN);
1016: printf("-> 1: %s\n\n", d_SPH);
1017:
1018: if ((*s_etat_processus).langue == 'F')
1019: {
1020: printf(" Utilisation :\n\n");
1021: }
1022: else
1023: {
1024: printf(" Usage:\n\n");
1025: }
1026:
1027: printf(" { \"filetype\" \"access\" \"format\" { \"name\" "
1028: "\"file name\" } \"protection\" } OPEN\n");
1029: printf(" { \"filetype\" \"access\" \"format\" { \"name\" "
1030: "\"file name\" } \n"
1031: " { \"stty\" { \"stty parameters\" ... } } } OPEN\n");
1032: printf(" { \"sockettype\" { \"name\" \"local name\" } } OPEN\n");
1033: printf(" { \"sockettype\" \"socketdomain\" \"protection\" } OPEN\n");
1034: printf(" \"/semaphore\" OPEN\n\n");
1035:
1036: printf(" File type : NEW/OLD/REPLACE/UNKNOWN/SCRATCH\n");
1037: printf(" File access : SEQUENTIAL/DIRECT/KEYED\n");
1038: printf(" Socket type : STREAM/DATAGRAM/RAW/"
1039: "ROBUST DATAGRAM/SEQUENTIAL DATAGRAM\n");
1040: printf(" Socket domain : LOCAL/FOREIGN\n");
1041: printf(" Socket protocol : IPV4/IPV6/UNIX\n");
1042: printf(" Format : FORMATTED/UNFORMATTED/FLOW\n");
1043: printf(" Protection : READONLY/WRITEONLY/READWRITE\n\n");
1044: printf(" Stty parameters : can be prefixed by 'NO'\n");
1045: printf(" IGNBRK, BRKINT, IGNPAR, PARMRK, INPCK, ISTRIP\n");
1046: printf(" INLCR, IGNCR, ICRNL, IXON, IXANY, IXOFF,\n");
1047: printf(" IMAXBEL, OPOST, ONLCR, OCRNL, ONOCR, ONLRET,\n");
1048: printf(" OFILL, HUPCL, CLOCAL, CRTSCTS, ISIG, ICANON,\n");
1049: printf(" ECHO, ECHOE, ECHOK, ECHONL, NOFLSH, TOSTOP,\n");
1050: printf(" IEXTEN\n");
1051:
1052: printf(" Address : { \"ADDRESS\" [ 127 0 0 1 ] }\n");
1053: printf(" { \"HOST\" \"hostname\" }\n");
1054: printf(" Connections : { \"LISTEN\" amount of connections }\n");
1055: printf(" Name : { \"NAME\" \"filename\" }\n");
1056: printf(" Options : { \"OPTION\" \"option\" argument }\n");
1057: printf(" \"BIND TO DEVICE\" \"device\"\n");
1058: printf(" \"BROADCAST\"\n");
1059: printf(" \"DO NOT ROUTE\"\n");
1060: printf(" \"KEEP ALIVE\"\n");
1061: printf(" \"PRIORITY\" integer\n");
1062: printf(" \"RECEIVE BUFFER\" integer\n");
1063: printf(" \"FORCE RECEIVE BUFFER\" integer\n");
1064: printf(" \"SEND BUFFER\" integer\n");
1065: printf(" \"FORCE SEND BUFFER\" integer\n");
1066: printf(" \"RECEIVING TIMEOUT\" integer\n");
1067: printf(" \"SENDING TIMEOUT\" integer\n");
1068: printf(" \"REUSE ADDRESS\"\n");
1069: printf(" Port : { \"PORT\" port number }\n");
1070: printf(" Protocol : { \"PROTOCOL\" \"protocol\" }\n\n");
1071:
1072: printf(" { { \"NAME\" \"filename\" } \"SEQUENTIAL\" } OPEN\n");
1073: printf(" { \"SCRATCH\" } OPEN\n");
1074: printf(" { { \"NAME\" \"filename\" } \"UNKNOWN\" \"FORMATTED\" "
1075: "\"DIRECT\" } OPEN\n");
1076: printf(" { { \"NAME\" \"filename\" } \"OLD\" \"FORMATTED\" "
1077: "\"KEYED\" { \"KEY\" 2 } } OPEN\n");
1078: printf(" { \"STREAM\" \"READWRITE\" } OPEN\n");
1079: printf(" { \"FOREIGN\" \"DATAGRAM\" } OPEN\n");
1080: printf(" { \"LOCAL\" { \"NAME\" \"socket.sock\" } } OPEN\n");
1081: printf(" { { \"NAME\" \"/dev/ttyS1\" } { \"STTY\" { \"9600,8,N,1\" "
1082: "\n { \"NO ICANON\" \"IGNBRK\" } } } OPEN\n");
1083:
1084: return;
1085: }
1086: else if ((*s_etat_processus).test_instruction == 'Y')
1087: {
1088: (*s_etat_processus).nombre_arguments = -1;
1089: return;
1090: }
1091:
1092: if (test_cfsf(s_etat_processus, 31) == d_vrai)
1093: {
1094: if (empilement_pile_last(s_etat_processus, 1) == d_erreur)
1095: {
1096: return;
1097: }
1098: }
1099:
1100: if (depilement(s_etat_processus, &((*s_etat_processus).l_base_pile),
1101: &s_objet_argument) == d_erreur)
1102: {
1103: (*s_etat_processus).erreur_execution = d_ex_manque_argument;
1104: return;
1105: }
1106:
1107: if ((*s_objet_argument).type == LST)
1108: {
1109: l_element_courant = (struct_liste_chainee *) (*s_objet_argument).objet;
1110:
1111: if (l_element_courant == NULL)
1112: {
1113: liberation(s_etat_processus, s_objet_argument);
1114:
1115: (*s_etat_processus).erreur_execution =
1116: d_ex_erreur_parametre_fichier;
1117: return;
1118: }
1119:
1120: format = ' ';
1121: type_domaine = ' ';
1122: type_ouverture = ' ';
1123: protection = ' ';
1124: type_acces = ' ';
1125: type_socket = ' ';
1126: nom = NULL;
1127: position_clef = 0;
1128: port = 0;
1129: type_arguments = ' ';
1130: nombre_maximal_connexions = 0;
1131: hote = NULL;
1132: type_adresse = ' ';
1133: protocole[0] = d_code_fin_chaine;
1134: protocole_socket = NULL;
1135: presence_port = d_faux;
1136: peripherique = NULL;
1137: priorite = 0;
1138: buffer_emission = 0;
1139: buffer_reception = 0;
1140: timeout_emission = 0;
1141: timeout_reception = 0;
1142: drapeau = -1;
1143: s_parametres_tty = NULL;
1144:
1145: for(i = 0; i < 12; options[i++] = 'N');
1146:
1147: while(l_element_courant != NULL)
1148: {
1149: if ((*(*l_element_courant).donnee).type == CHN)
1150: {
1151: if ((argument_majuscule = conversion_majuscule((unsigned char *)
1152: (*(*l_element_courant).donnee).objet)) == NULL)
1153: {
1154: (*s_etat_processus).erreur_systeme =
1155: d_es_allocation_memoire;
1156: return;
1157: }
1158:
1159: if (strcmp(argument_majuscule, "NEW") == 0)
1160: {
1161: if (type_ouverture != ' ')
1162: {
1163: liberation(s_etat_processus, s_objet_argument);
1164: free(argument_majuscule);
1165:
1166: (*s_etat_processus).erreur_execution =
1167: d_ex_erreur_parametre_fichier;
1168: return;
1169: }
1170:
1171: if (type_arguments == ' ')
1172: {
1173: type_arguments = 'F';
1174: }
1175: else if (type_arguments == 'S')
1176: {
1177: liberation(s_etat_processus, s_objet_argument);
1178: free(argument_majuscule);
1179:
1180: (*s_etat_processus).erreur_execution =
1181: d_ex_erreur_parametre_fichier;
1182: return;
1183: }
1184:
1185: type_ouverture = 'N';
1186: }
1187: else if (strcmp(argument_majuscule, "REPLACE") == 0)
1188: {
1189: if (type_ouverture != ' ')
1190: {
1191: liberation(s_etat_processus, s_objet_argument);
1192: free(argument_majuscule);
1193:
1194: (*s_etat_processus).erreur_execution =
1195: d_ex_erreur_parametre_fichier;
1196: return;
1197: }
1198:
1199: if (type_arguments == ' ')
1200: {
1201: type_arguments = 'F';
1202: }
1203: else if (type_arguments == 'S')
1204: {
1205: liberation(s_etat_processus, s_objet_argument);
1206: free(argument_majuscule);
1207:
1208: (*s_etat_processus).erreur_execution =
1209: d_ex_erreur_parametre_fichier;
1210: return;
1211: }
1212:
1213: type_ouverture = 'R';
1214: }
1215: else if (strcmp(argument_majuscule, "OLD") == 0)
1216: {
1217: if (type_ouverture != ' ')
1218: {
1219: liberation(s_etat_processus, s_objet_argument);
1220: free(argument_majuscule);
1221:
1222: (*s_etat_processus).erreur_execution =
1223: d_ex_erreur_parametre_fichier;
1224: return;
1225: }
1226:
1227: if (type_arguments == ' ')
1228: {
1229: type_arguments = 'F';
1230: }
1231: else if (type_arguments == 'S')
1232: {
1233: liberation(s_etat_processus, s_objet_argument);
1234: free(argument_majuscule);
1235:
1236: (*s_etat_processus).erreur_execution =
1237: d_ex_erreur_parametre_fichier;
1238: return;
1239: }
1240:
1241: type_ouverture = 'O';
1242: }
1243: else if (strcmp(argument_majuscule, "UNKNOWN") == 0)
1244: {
1245: if (type_ouverture != ' ')
1246: {
1247: liberation(s_etat_processus, s_objet_argument);
1248: free(argument_majuscule);
1249:
1250: (*s_etat_processus).erreur_execution =
1251: d_ex_erreur_parametre_fichier;
1252: return;
1253: }
1254:
1255: if (type_arguments == ' ')
1256: {
1257: type_arguments = 'F';
1258: }
1259: else if (type_arguments == 'S')
1260: {
1261: liberation(s_etat_processus, s_objet_argument);
1262: free(argument_majuscule);
1263:
1264: (*s_etat_processus).erreur_execution =
1265: d_ex_erreur_parametre_fichier;
1266: return;
1267: }
1268:
1269: type_ouverture = 'U';
1270: }
1271: else if (strcmp(argument_majuscule, "SCRATCH") == 0)
1272: {
1273: if (type_ouverture != ' ')
1274: {
1275: liberation(s_etat_processus, s_objet_argument);
1276: free(argument_majuscule);
1277:
1278: (*s_etat_processus).erreur_execution =
1279: d_ex_erreur_parametre_fichier;
1280: return;
1281: }
1282:
1283: if (type_arguments == ' ')
1284: {
1285: type_arguments = 'F';
1286: }
1287: else if (type_arguments == 'S')
1288: {
1289: liberation(s_etat_processus, s_objet_argument);
1290: free(argument_majuscule);
1291:
1292: (*s_etat_processus).erreur_execution =
1293: d_ex_erreur_parametre_fichier;
1294: return;
1295: }
1296:
1297: type_ouverture = 'S';
1298: }
1299: else if (strcmp(argument_majuscule, "SEQUENTIAL") == 0)
1300: {
1301: if (type_acces != ' ')
1302: {
1303: liberation(s_etat_processus, s_objet_argument);
1304: free(argument_majuscule);
1305:
1306: (*s_etat_processus).erreur_execution =
1307: d_ex_erreur_parametre_fichier;
1308: return;
1309: }
1310:
1311: if (type_arguments == ' ')
1312: {
1313: type_arguments = 'F';
1314: }
1315: else if (type_arguments == 'S')
1316: {
1317: liberation(s_etat_processus, s_objet_argument);
1318: free(argument_majuscule);
1319:
1320: (*s_etat_processus).erreur_execution =
1321: d_ex_erreur_parametre_fichier;
1322: return;
1323: }
1324:
1325: type_acces = 'S';
1326: }
1327: else if (strcmp(argument_majuscule, "DIRECT") == 0)
1328: {
1329: if (type_acces != ' ')
1330: {
1331: liberation(s_etat_processus, s_objet_argument);
1332: free(argument_majuscule);
1333:
1334: (*s_etat_processus).erreur_execution =
1335: d_ex_erreur_parametre_fichier;
1336: return;
1337: }
1338:
1339: if (type_arguments == ' ')
1340: {
1341: type_arguments = 'F';
1342: }
1343: else if (type_arguments == 'S')
1344: {
1345: liberation(s_etat_processus, s_objet_argument);
1346: free(argument_majuscule);
1347:
1348: (*s_etat_processus).erreur_execution =
1349: d_ex_erreur_parametre_fichier;
1350: return;
1351: }
1352:
1353: type_acces = 'D';
1354: }
1355: else if (strcmp(argument_majuscule, "KEYED") == 0)
1356: {
1357: if (type_acces != ' ')
1358: {
1359: liberation(s_etat_processus, s_objet_argument);
1360: free(argument_majuscule);
1361:
1362: (*s_etat_processus).erreur_execution =
1363: d_ex_erreur_parametre_fichier;
1364: return;
1365: }
1366:
1367: if (type_arguments == ' ')
1368: {
1369: type_arguments = 'F';
1370: }
1371: else if (type_arguments == 'S')
1372: {
1373: liberation(s_etat_processus, s_objet_argument);
1374: free(argument_majuscule);
1375:
1376: (*s_etat_processus).erreur_execution =
1377: d_ex_erreur_parametre_fichier;
1378: return;
1379: }
1380:
1381: type_acces = 'I';
1382: }
1383: else if (strcmp(argument_majuscule, "READONLY") == 0)
1384: {
1385: if (protection != ' ')
1386: {
1387: liberation(s_etat_processus, s_objet_argument);
1388: free(argument_majuscule);
1389:
1390: (*s_etat_processus).erreur_execution =
1391: d_ex_erreur_parametre_fichier;
1392: return;
1393: }
1394:
1395: protection = 'R';
1396: }
1397: else if (strcmp(argument_majuscule, "WRITEONLY") == 0)
1398: {
1399: if (protection != ' ')
1400: {
1401: liberation(s_etat_processus, s_objet_argument);
1402: free(argument_majuscule);
1403:
1404: (*s_etat_processus).erreur_execution =
1405: d_ex_erreur_parametre_fichier;
1406: return;
1407: }
1408:
1409: protection = 'W';
1410: }
1411: else if (strcmp(argument_majuscule, "READWRITE") == 0)
1412: {
1413: if (protection != ' ')
1414: {
1415: liberation(s_etat_processus, s_objet_argument);
1416: free(argument_majuscule);
1417:
1418: (*s_etat_processus).erreur_execution =
1419: d_ex_erreur_parametre_fichier;
1420: return;
1421: }
1422:
1423: protection = 'N';
1424: }
1425: else if (strcmp(argument_majuscule, "FORMATTED") == 0)
1426: {
1427: if (format != ' ')
1428: {
1429: liberation(s_etat_processus, s_objet_argument);
1430: free(argument_majuscule);
1431:
1432: (*s_etat_processus).erreur_execution =
1433: d_ex_erreur_parametre_fichier;
1434: return;
1435: }
1436:
1437: format = 'N';
1438: }
1439: else if (strcmp(argument_majuscule, "UNFORMATTED") == 0)
1440: {
1441: if (format != ' ')
1442: {
1443: liberation(s_etat_processus, s_objet_argument);
1444: free(argument_majuscule);
1445:
1446: (*s_etat_processus).erreur_execution =
1447: d_ex_erreur_parametre_fichier;
1448: return;
1449: }
1450:
1451: format = 'Y';
1452: }
1453: else if (strcmp(argument_majuscule, "FLOW") == 0)
1454: {
1455: if (format != ' ')
1456: {
1457: liberation(s_etat_processus, s_objet_argument);
1458: free(argument_majuscule);
1459:
1460: (*s_etat_processus).erreur_execution =
1461: d_ex_erreur_parametre_fichier;
1462: return;
1463: }
1464:
1465: format = 'F';
1466: }
1467: else if (strcmp(argument_majuscule, "STREAM") == 0)
1468: {
1469: if (type_socket != ' ')
1470: {
1471: liberation(s_etat_processus, s_objet_argument);
1472: free(argument_majuscule);
1473:
1474: (*s_etat_processus).erreur_execution =
1475: d_ex_erreur_parametre_fichier;
1476: return;
1477: }
1478:
1479: if (type_arguments == ' ')
1480: {
1481: type_arguments = 'S';
1482: }
1483: else if (type_arguments == 'F')
1484: {
1485: liberation(s_etat_processus, s_objet_argument);
1486: free(argument_majuscule);
1487:
1488: (*s_etat_processus).erreur_execution =
1489: d_ex_erreur_parametre_fichier;
1490: return;
1491: }
1492:
1493: type_socket = 'S';
1494: }
1495: else if (strcmp(argument_majuscule, "DATAGRAM") == 0)
1496: {
1497: if (type_socket != ' ')
1498: {
1499: liberation(s_etat_processus, s_objet_argument);
1500: free(argument_majuscule);
1501:
1502: (*s_etat_processus).erreur_execution =
1503: d_ex_erreur_parametre_fichier;
1504: return;
1505: }
1506:
1507: type_socket = 'D';
1508: }
1509: else if (strcmp(argument_majuscule, "SEQUENTIAL DATAGRAM") == 0)
1510: {
1511: if (type_socket != ' ')
1512: {
1513: liberation(s_etat_processus, s_objet_argument);
1514: free(argument_majuscule);
1515:
1516: (*s_etat_processus).erreur_execution =
1517: d_ex_erreur_parametre_fichier;
1518: return;
1519: }
1520:
1521: if (type_arguments == ' ')
1522: {
1523: type_arguments = 'S';
1524: }
1525: else if (type_arguments == 'F')
1526: {
1527: liberation(s_etat_processus, s_objet_argument);
1528: free(argument_majuscule);
1529:
1530: (*s_etat_processus).erreur_execution =
1531: d_ex_erreur_parametre_fichier;
1532: return;
1533: }
1534:
1535: type_socket = 'Q';
1536: }
1537: else if (strcmp(argument_majuscule, "RAW") == 0)
1538: {
1539: if (type_socket != ' ')
1540: {
1541: liberation(s_etat_processus, s_objet_argument);
1542: free(argument_majuscule);
1543:
1544: (*s_etat_processus).erreur_execution =
1545: d_ex_erreur_parametre_fichier;
1546: return;
1547: }
1548:
1549: if (type_arguments == ' ')
1550: {
1551: type_arguments = 'S';
1552: }
1553: else if (type_arguments == 'F')
1554: {
1555: liberation(s_etat_processus, s_objet_argument);
1556: free(argument_majuscule);
1557:
1558: (*s_etat_processus).erreur_execution =
1559: d_ex_erreur_parametre_fichier;
1560: return;
1561: }
1562:
1563: type_socket = 'R';
1564: }
1565: else if (strcmp(argument_majuscule, "ROBUST DATAGRAM") == 0)
1566: {
1567: if (type_socket != ' ')
1568: {
1569: liberation(s_etat_processus, s_objet_argument);
1570: free(argument_majuscule);
1571:
1572: (*s_etat_processus).erreur_execution =
1573: d_ex_erreur_parametre_fichier;
1574: return;
1575: }
1576:
1577: if (type_arguments == ' ')
1578: {
1579: type_arguments = 'S';
1580: }
1581: else if (type_arguments == 'F')
1582: {
1583: liberation(s_etat_processus, s_objet_argument);
1584: free(argument_majuscule);
1585:
1586: (*s_etat_processus).erreur_execution =
1587: d_ex_erreur_parametre_fichier;
1588: return;
1589: }
1590:
1591: type_socket = 'M';
1592: }
1593: else if (strcmp(argument_majuscule, "LOCAL") == 0)
1594: {
1595: if (type_domaine != ' ')
1596: {
1597: liberation(s_etat_processus, s_objet_argument);
1598: free(argument_majuscule);
1599:
1600: (*s_etat_processus).erreur_execution =
1601: d_ex_erreur_parametre_fichier;
1602: return;
1603: }
1604:
1605: if (type_arguments == ' ')
1606: {
1607: type_arguments = 'S';
1608: }
1609: else if (type_arguments == 'F')
1610: {
1611: liberation(s_etat_processus, s_objet_argument);
1612: free(argument_majuscule);
1613:
1614: (*s_etat_processus).erreur_execution =
1615: d_ex_erreur_parametre_fichier;
1616: return;
1617: }
1618:
1619: type_domaine = 'L';
1620: }
1621: else if (strcmp(argument_majuscule, "FOREIGN") == 0)
1622: {
1623: if (type_domaine != ' ')
1624: {
1625: liberation(s_etat_processus, s_objet_argument);
1626: free(argument_majuscule);
1627:
1628: (*s_etat_processus).erreur_execution =
1629: d_ex_erreur_parametre_fichier;
1630: return;
1631: }
1632:
1633: if (type_arguments == ' ')
1634: {
1635: type_arguments = 'S';
1636: }
1637: else if (type_arguments == 'F')
1638: {
1639: liberation(s_etat_processus, s_objet_argument);
1640: free(argument_majuscule);
1641:
1642: (*s_etat_processus).erreur_execution =
1643: d_ex_erreur_parametre_fichier;
1644: return;
1645: }
1646:
1647: type_domaine = 'F';
1648: }
1649: else if (strcmp(argument_majuscule, "IPV4") == 0)
1650: {
1651: if (strcmp(protocole, "") != 0)
1652: {
1653: liberation(s_etat_processus, s_objet_argument);
1654: free(argument_majuscule);
1655:
1656: (*s_etat_processus).erreur_execution =
1657: d_ex_erreur_parametre_fichier;
1658: return;
1659: }
1660:
1661: if (type_arguments == ' ')
1662: {
1663: type_arguments = 'S';
1664: }
1665: else if (type_arguments == 'F')
1666: {
1667: liberation(s_etat_processus, s_objet_argument);
1668: free(argument_majuscule);
1669:
1670: (*s_etat_processus).erreur_execution =
1671: d_ex_erreur_parametre_fichier;
1672: return;
1673: }
1674:
1675: strcpy(protocole, "IPV4");
1676: }
1677: else if (strcmp(argument_majuscule, "IPV6") == 0)
1678: {
1679: if (strcmp(protocole, "") != 0)
1680: {
1681: liberation(s_etat_processus, s_objet_argument);
1682: free(argument_majuscule);
1683:
1684: (*s_etat_processus).erreur_execution =
1685: d_ex_erreur_parametre_fichier;
1686: return;
1687: }
1688:
1689: if (type_arguments == ' ')
1690: {
1691: type_arguments = 'S';
1692: }
1693: else if (type_arguments == 'F')
1694: {
1695: liberation(s_etat_processus, s_objet_argument);
1696: free(argument_majuscule);
1697:
1698: (*s_etat_processus).erreur_execution =
1699: d_ex_erreur_parametre_fichier;
1700: return;
1701: }
1702:
1703: strcpy(protocole, "IPV6");
1704: }
1705: else if (strcmp(argument_majuscule, "UNIX") == 0)
1706: {
1707: if (strcmp(protocole, "") != 0)
1708: {
1709: liberation(s_etat_processus, s_objet_argument);
1710: free(argument_majuscule);
1711:
1712: (*s_etat_processus).erreur_execution =
1713: d_ex_erreur_parametre_fichier;
1714: return;
1715: }
1716:
1717: if (type_arguments == ' ')
1718: {
1719: type_arguments = 'S';
1720: }
1721: else if (type_arguments == 'F')
1722: {
1723: liberation(s_etat_processus, s_objet_argument);
1724: free(argument_majuscule);
1725:
1726: (*s_etat_processus).erreur_execution =
1727: d_ex_erreur_parametre_fichier;
1728: return;
1729: }
1730:
1731: strcpy(protocole, "UNIX");
1732: }
1733: else
1734: {
1735: liberation(s_etat_processus, s_objet_argument);
1736: free(argument_majuscule);
1737:
1738: (*s_etat_processus).erreur_execution =
1739: d_ex_erreur_parametre_fichier;
1740: return;
1741: }
1742:
1743: free(argument_majuscule);
1744: }
1745: else if ((*(*l_element_courant).donnee).type == LST)
1746: {
1747: l_element_courant_sous_objet =
1748: (*(*l_element_courant).donnee).objet;
1749:
1750: nombre_elements = 0;
1751: while(l_element_courant_sous_objet != NULL)
1752: {
1753: nombre_elements++;
1754: l_element_courant_sous_objet =
1755: (*l_element_courant_sous_objet).suivant;
1756: }
1757:
1758: l_element_courant_sous_objet =
1759: (*(*l_element_courant).donnee).objet;
1760:
1761: if (nombre_elements == 2)
1762: {
1763: if ((*(*l_element_courant_sous_objet).donnee).type == CHN)
1764: {
1765: if ((argument_majuscule = conversion_majuscule(
1766: (unsigned char *)
1767: (*(*l_element_courant_sous_objet)
1768: .donnee).objet)) == NULL)
1769: {
1770: (*s_etat_processus).erreur_systeme =
1771: d_es_allocation_memoire;
1772: return;
1773: }
1774:
1775: l_element_courant_sous_objet =
1776: (*l_element_courant_sous_objet).suivant;
1777:
1778: if (strcmp(argument_majuscule, "NAME") == 0)
1779: {
1780: if ((*(*l_element_courant_sous_objet).donnee).type
1781: == CHN)
1782: {
1783: if (nom != NULL)
1784: {
1785: liberation(s_etat_processus,
1786: s_objet_argument);
1787: free(argument_majuscule);
1788:
1789: (*s_etat_processus).erreur_execution =
1790: d_ex_erreur_parametre_fichier;
1791: return;
1792: }
1793:
1794: nom = (unsigned char *)
1795: (*(*l_element_courant_sous_objet)
1796: .donnee).objet;
1797: }
1798: else
1799: {
1800: liberation(s_etat_processus, s_objet_argument);
1801: free(argument_majuscule);
1802:
1803: (*s_etat_processus).erreur_execution =
1804: d_ex_erreur_parametre_fichier;
1805: return;
1806: }
1807: }
1808: else if (strcmp(argument_majuscule, "OPTION") == 0)
1809: {
1810: if ((*(*l_element_courant_sous_objet).donnee).type
1811: == CHN)
1812: {
1813: if (type_arguments == ' ')
1814: {
1815: type_arguments = 'S';
1816: }
1817: else if (type_arguments == 'F')
1818: {
1819: liberation(s_etat_processus,
1820: s_objet_argument);
1821: free(argument_majuscule);
1822:
1823: (*s_etat_processus).erreur_execution =
1824: d_ex_erreur_parametre_fichier;
1825: return;
1826: }
1827: }
1828:
1829: free(argument_majuscule);
1830:
1831: if ((argument_majuscule = conversion_majuscule(
1832: (unsigned char *)
1833: (*(*l_element_courant_sous_objet)
1834: .donnee).objet)) == NULL)
1835: {
1836: (*s_etat_processus).erreur_systeme =
1837: d_es_allocation_memoire;
1838: return;
1839: }
1840:
1841: if (strcmp(argument_majuscule, "BROADCAST") == 0)
1842: {
1843: if (options[d_BROADCAST] == 'Y')
1844: {
1845: liberation(s_etat_processus,
1846: s_objet_argument);
1847: free(argument_majuscule);
1848:
1849: (*s_etat_processus).erreur_execution =
1850: d_ex_erreur_parametre_fichier;
1851: return;
1852: }
1853:
1854: options[d_BROADCAST] = 'Y';
1855: }
1856: else if (strcmp(argument_majuscule, "DO NOT ROUTE")
1857: == 0)
1858: {
1859: if (options[d_DONT_ROUTE] == 'Y')
1860: {
1861: liberation(s_etat_processus,
1862: s_objet_argument);
1863: free(argument_majuscule);
1864:
1865: (*s_etat_processus).erreur_execution =
1866: d_ex_erreur_parametre_fichier;
1867: return;
1868: }
1869:
1870: options[d_DONT_ROUTE] = 'Y';
1871: }
1872: else if (strcmp(argument_majuscule, "KEEP ALIVE")
1873: == 0)
1874: {
1875: if (options[d_KEEP_ALIVE] == 'Y')
1876: {
1877: liberation(s_etat_processus,
1878: s_objet_argument);
1879: free(argument_majuscule);
1880:
1881: (*s_etat_processus).erreur_execution =
1882: d_ex_erreur_parametre_fichier;
1883: return;
1884: }
1885:
1886: options[d_KEEP_ALIVE] = 'Y';
1887: }
1888: else if (strcmp(argument_majuscule, "REUSE ADDRESS")
1889: == 0)
1890: {
1891: if (options[d_REUSE_ADDRESS] == 'Y')
1892: {
1893: liberation(s_etat_processus,
1894: s_objet_argument);
1895: free(argument_majuscule);
1896:
1897: (*s_etat_processus).erreur_execution =
1898: d_ex_erreur_parametre_fichier;
1899: return;
1900: }
1901:
1902: options[d_REUSE_ADDRESS] = 'Y';
1903: }
1904: else
1905: {
1906: liberation(s_etat_processus,
1907: s_objet_argument);
1908: free(argument_majuscule);
1909:
1910: (*s_etat_processus).erreur_execution =
1911: d_ex_erreur_parametre_fichier;
1912: return;
1913: }
1914: }
1915: else if (strcmp(argument_majuscule, "HOST") == 0)
1916: {
1917: if ((*(*l_element_courant_sous_objet).donnee).type
1918: == CHN)
1919: {
1920: if (type_arguments == ' ')
1921: {
1922: type_arguments = 'S';
1923: }
1924: else if (type_arguments == 'F')
1925: {
1926: liberation(s_etat_processus,
1927: s_objet_argument);
1928: free(argument_majuscule);
1929:
1930: (*s_etat_processus).erreur_execution =
1931: d_ex_erreur_parametre_fichier;
1932: return;
1933: }
1934:
1935: if (hote != NULL)
1936: {
1937: liberation(s_etat_processus,
1938: s_objet_argument);
1939: free(argument_majuscule);
1940:
1941: (*s_etat_processus).erreur_execution =
1942: d_ex_erreur_parametre_fichier;
1943: return;
1944: }
1945:
1946: hote = (unsigned char *)
1947: (*(*l_element_courant_sous_objet)
1948: .donnee).objet;
1949: }
1950: else
1951: {
1952: liberation(s_etat_processus,
1953: s_objet_argument);
1954: free(argument_majuscule);
1955:
1956: (*s_etat_processus).erreur_execution =
1957: d_ex_erreur_parametre_fichier;
1958: return;
1959: }
1960: }
1961: else if (strcmp(argument_majuscule, "PROTOCOL") == 0)
1962: {
1963: if ((*(*l_element_courant_sous_objet).donnee).type
1964: == CHN)
1965: {
1966: if (type_arguments == ' ')
1967: {
1968: type_arguments = 'S';
1969: }
1970: else if (type_arguments == 'F')
1971: {
1972: liberation(s_etat_processus,
1973: s_objet_argument);
1974: free(argument_majuscule);
1975:
1976: (*s_etat_processus).erreur_execution =
1977: d_ex_erreur_parametre_fichier;
1978: return;
1979: }
1980:
1981: if (protocole_socket != NULL)
1982: {
1983: liberation(s_etat_processus,
1984: s_objet_argument);
1985: free(argument_majuscule);
1986:
1987: (*s_etat_processus).erreur_execution =
1988: d_ex_erreur_parametre_fichier;
1989: return;
1990: }
1991:
1992: protocole_socket = (unsigned char *)
1993: (*(*l_element_courant_sous_objet)
1994: .donnee).objet;
1995:
1996: for(i = 0; i < strlen(protocole_socket); i++)
1997: {
1998: if ((protocole_socket[i] >= 'a') &&
1999: (protocole_socket[i] <= 'z'))
2000: {
2001: protocole_socket[i] -= 'a' - 'A';
2002: }
2003: }
2004: }
2005: else
2006: {
2007: liberation(s_etat_processus, s_objet_argument);
2008: free(argument_majuscule);
2009:
2010: (*s_etat_processus).erreur_execution =
2011: d_ex_erreur_parametre_fichier;
2012: return;
2013: }
2014: }
2015: else if (strcmp(argument_majuscule, "KEY") == 0)
2016: {
2017: if ((*(*l_element_courant_sous_objet).donnee).type
2018: == INT)
2019: {
2020: if (type_arguments == ' ')
2021: {
2022: type_arguments = 'F';
2023: }
2024: else if (type_arguments == 'S')
2025: {
2026: liberation(s_etat_processus,
2027: s_objet_argument);
2028: free(argument_majuscule);
2029:
2030: (*s_etat_processus).erreur_execution =
2031: d_ex_erreur_parametre_fichier;
2032: return;
2033: }
2034:
2035: if (position_clef != 0)
2036: {
2037: liberation(s_etat_processus,
2038: s_objet_argument);
2039:
2040: (*s_etat_processus).erreur_execution =
2041: d_ex_erreur_parametre_fichier;
2042: return;
2043: }
2044: else
2045: {
2046: if ((position_clef = (*((integer8 *)
2047: (*(*l_element_courant_sous_objet)
2048: .donnee).objet))) <= 0)
2049: {
2050: liberation(s_etat_processus,
2051: s_objet_argument);
2052:
2053: (*s_etat_processus).erreur_execution =
2054: d_ex_erreur_parametre_fichier;
2055: return;
2056: }
2057: }
2058: }
2059: else
2060: {
2061: liberation(s_etat_processus, s_objet_argument);
2062: free(argument_majuscule);
2063:
2064: (*s_etat_processus).erreur_execution =
2065: d_ex_erreur_parametre_fichier;
2066: return;
2067: }
2068: }
2069: else if (strcmp(argument_majuscule, "PORT") == 0)
2070: {
2071: if ((*(*l_element_courant_sous_objet)
2072: .donnee).type == INT)
2073: {
2074: if (type_arguments == ' ')
2075: {
2076: type_arguments = 'S';
2077: }
2078: else if (type_arguments == 'F')
2079: {
2080: liberation(s_etat_processus,
2081: s_objet_argument);
2082: free(argument_majuscule);
2083:
2084: (*s_etat_processus).erreur_execution =
2085: d_ex_erreur_parametre_fichier;
2086: return;
2087: }
2088:
2089: if (presence_port == d_vrai)
2090: {
2091: liberation(s_etat_processus,
2092: s_objet_argument);
2093:
2094: (*s_etat_processus).erreur_execution =
2095: d_ex_erreur_parametre_fichier;
2096: return;
2097: }
2098: else
2099: {
2100: presence_port = d_vrai;
2101:
2102: if ((port = (*((integer8 *)
2103: (*(*l_element_courant_sous_objet)
2104: .donnee).objet))) < 0)
2105: {
2106: liberation(s_etat_processus,
2107: s_objet_argument);
2108:
2109: (*s_etat_processus).erreur_execution =
2110: d_ex_erreur_parametre_fichier;
2111: return;
2112: }
2113:
2114: if (port > 65535)
2115: {
2116: liberation(s_etat_processus,
2117: s_objet_argument);
2118:
2119: (*s_etat_processus).erreur_execution =
2120: d_ex_erreur_parametre_fichier;
2121: return;
2122: }
2123: }
2124: }
2125: else
2126: {
2127: liberation(s_etat_processus, s_objet_argument);
2128: free(argument_majuscule);
2129:
2130: (*s_etat_processus).erreur_execution =
2131: d_ex_erreur_parametre_fichier;
2132: return;
2133: }
2134: }
2135: else if (strcmp(argument_majuscule, "LISTEN") == 0)
2136: {
2137: if ((*(*l_element_courant_sous_objet).donnee).type
2138: == INT)
2139: {
2140: if (type_arguments == ' ')
2141: {
2142: type_arguments = 'S';
2143: }
2144: else if (type_arguments == 'F')
2145: {
2146: liberation(s_etat_processus,
2147: s_objet_argument);
2148: free(argument_majuscule);
2149:
2150: (*s_etat_processus).erreur_execution =
2151: d_ex_erreur_parametre_fichier;
2152: return;
2153: }
2154:
2155: if (nombre_maximal_connexions != 0)
2156: {
2157: liberation(s_etat_processus,
2158: s_objet_argument);
2159:
2160: (*s_etat_processus).erreur_execution =
2161: d_ex_erreur_parametre_fichier;
2162: return;
2163: }
2164: else
2165: {
2166: if ((nombre_maximal_connexions =
2167: (*((integer8 *)
2168: (*(*l_element_courant_sous_objet)
2169: .donnee).objet))) <= 0)
2170: {
2171: liberation(s_etat_processus,
2172: s_objet_argument);
2173:
2174: (*s_etat_processus).erreur_execution =
2175: d_ex_erreur_parametre_fichier;
2176: return;
2177: }
2178: }
2179: }
2180: }
2181: else if (strcmp(argument_majuscule, "ADDRESS") == 0)
2182: {
2183: if ((*(*l_element_courant_sous_objet)
2184: .donnee).type == VIN)
2185: {
2186: if (type_arguments == ' ')
2187: {
2188: type_arguments = 'S';
2189: }
2190: else if (type_arguments == 'F')
2191: {
2192: liberation(s_etat_processus,
2193: s_objet_argument);
2194: free(argument_majuscule);
2195:
2196: (*s_etat_processus).erreur_execution =
2197: d_ex_erreur_parametre_fichier;
2198: return;
2199: }
2200:
2201: if (type_adresse != ' ')
2202: {
2203: liberation(s_etat_processus,
2204: s_objet_argument);
2205:
2206: (*s_etat_processus).erreur_execution =
2207: d_ex_erreur_parametre_fichier;
2208: return;
2209: }
2210:
2211: if ((*((struct_vecteur *)
2212: (*(*l_element_courant_sous_objet)
2213: .donnee).objet)).taille == 4)
2214: { // Adresse IPv4
2215: type_adresse = '4';
2216:
2217: for(i = 0; i < 4; i++)
2218: {
2219: adresse[i] = ((integer8 *)
2220: (*((struct_vecteur *) (*
2221: (*l_element_courant_sous_objet)
2222: .donnee).objet)).tableau)[i];
2223:
2224: if ((adresse[i] < 0) || (adresse[i] >
2225: 255))
2226: {
2227: liberation(s_etat_processus,
2228: s_objet_argument);
2229:
2230: (*s_etat_processus).erreur_execution
2231: = d_ex_erreur_parametre_fichier;
2232: return;
2233: }
2234: }
2235: }
2236: else if ((*((struct_vecteur *)
2237: (*(*l_element_courant_sous_objet)
2238: .donnee).objet)).taille == 16)
2239: { // Adresse IPv6
2240: type_adresse = '6';
2241:
2242: for(i = 0; i < 16; i++)
2243: {
2244: adresse[i] = ((integer8 *)
2245: (*((struct_vecteur *) (*
2246: (*l_element_courant_sous_objet)
2247: .donnee).objet)).tableau)[i];
2248:
2249: if ((adresse[i] < 0) || (adresse[i] >
2250: 255))
2251: {
2252: liberation(s_etat_processus,
2253: s_objet_argument);
2254:
2255: (*s_etat_processus).erreur_execution
2256: = d_ex_erreur_parametre_fichier;
2257: return;
2258: }
2259: }
2260: }
2261: else
2262: { // Adresse non supportée
2263: liberation(s_etat_processus,
2264: s_objet_argument);
2265:
2266: (*s_etat_processus).erreur_execution =
2267: d_ex_erreur_parametre_fichier;
2268: return;
2269: }
2270: }
2271: }
2272: else if (strcmp(argument_majuscule, "STTY") == 0)
2273: {
2274: if ((*(*l_element_courant_sous_objet)
2275: .donnee).type == CHN)
2276: {
2277: if (type_arguments == ' ')
2278: {
2279: type_arguments = 'F';
2280: }
2281: else if (type_arguments == 'S')
2282: {
2283: liberation(s_etat_processus,
2284: s_objet_argument);
2285: free(argument_majuscule);
2286:
2287: (*s_etat_processus).erreur_execution =
2288: d_ex_erreur_parametre_fichier;
2289: return;
2290: }
2291:
2292: s_parametres_tty = (*l_element_courant).donnee;
2293: }
2294: }
2295: else
2296: {
2297: liberation(s_etat_processus, s_objet_argument);
2298: free(argument_majuscule);
2299:
2300: (*s_etat_processus).erreur_execution =
2301: d_ex_erreur_parametre_fichier;
2302: return;
2303: }
2304:
2305: free(argument_majuscule);
2306: }
2307: else
2308: {
2309: liberation(s_etat_processus, s_objet_argument);
2310: (*s_etat_processus).erreur_execution =
2311: d_ex_erreur_parametre_fichier;
2312:
2313: return;
2314: }
2315: }
2316: else if (nombre_elements == 3)
2317: {
2318: if ((*(*l_element_courant_sous_objet).donnee).type == CHN)
2319: {
2320: if ((argument_majuscule = conversion_majuscule(
2321: (unsigned char *)
2322: (*(*l_element_courant_sous_objet)
2323: .donnee).objet)) == NULL)
2324: {
2325: (*s_etat_processus).erreur_systeme =
2326: d_es_allocation_memoire;
2327: return;
2328: }
2329:
2330: if (strcmp(argument_majuscule, "OPTION") == 0)
2331: {
2332: if (type_arguments == ' ')
2333: {
2334: type_arguments = 'S';
2335: }
2336: else if (type_arguments == 'F')
2337: {
2338: liberation(s_etat_processus, s_objet_argument);
2339: free(argument_majuscule);
2340:
2341: (*s_etat_processus).erreur_execution =
2342: d_ex_erreur_parametre_fichier;
2343: return;
2344: }
2345:
2346: free(argument_majuscule);
2347:
2348: l_element_courant_sous_objet =
2349: (*l_element_courant_sous_objet).suivant;
2350:
2351: if ((*(*l_element_courant_sous_objet)
2352: .donnee).type != CHN)
2353: {
2354: liberation(s_etat_processus, s_objet_argument);
2355:
2356: (*s_etat_processus).erreur_execution =
2357: d_ex_erreur_parametre_fichier;
2358: return;
2359: }
2360:
2361: if ((argument_majuscule = conversion_majuscule(
2362: (unsigned char *)
2363: (*(*l_element_courant_sous_objet)
2364: .donnee).objet)) == NULL)
2365: {
2366: (*s_etat_processus).erreur_systeme =
2367: d_es_allocation_memoire;
2368: return;
2369: }
2370:
2371: l_element_courant_sous_objet =
2372: (*l_element_courant_sous_objet).suivant;
2373:
2374: if (strcmp(argument_majuscule, "BIND TO DEVICE")
2375: == 0)
2376: {
2377: if ((*(*l_element_courant_sous_objet)
2378: .donnee).type != CHN)
2379: {
2380: liberation(s_etat_processus,
2381: s_objet_argument);
2382: free(argument_majuscule);
2383:
2384: (*s_etat_processus).erreur_execution =
2385: d_ex_erreur_parametre_fichier;
2386: return;
2387: }
2388:
2389: if (options[d_BIND_TO_DEVICE] == 'Y')
2390: {
2391: liberation(s_etat_processus,
2392: s_objet_argument);
2393: free(argument_majuscule);
2394:
2395: (*s_etat_processus).erreur_execution =
2396: d_ex_erreur_parametre_fichier;
2397: return;
2398: }
2399:
2400: options[d_BIND_TO_DEVICE] = 'Y';
2401:
2402: peripherique = (unsigned char *)
2403: (*(*l_element_courant_sous_objet)
2404: .donnee).objet;
2405: }
2406: else if (strcmp(argument_majuscule, "PRIORITY")
2407: == 0)
2408: {
2409: if ((*(*l_element_courant_sous_objet)
2410: .donnee).type != INT)
2411: {
2412: liberation(s_etat_processus,
2413: s_objet_argument);
2414: free(argument_majuscule);
2415:
2416: (*s_etat_processus).erreur_execution =
2417: d_ex_erreur_parametre_fichier;
2418: return;
2419: }
2420:
2421: if (options[d_PRIORITY] == 'Y')
2422: {
2423: liberation(s_etat_processus,
2424: s_objet_argument);
2425: free(argument_majuscule);
2426:
2427: (*s_etat_processus).erreur_execution =
2428: d_ex_erreur_parametre_fichier;
2429: return;
2430: }
2431:
2432: options[d_PRIORITY] = 'Y';
2433:
2434: priorite = (int) (*((integer8 *)
2435: (*(*l_element_courant_sous_objet)
2436: .donnee).objet));
2437: }
2438: else if (strcmp(argument_majuscule,
2439: "RECEIVE BUFFER") == 0)
2440: {
2441: if ((*(*l_element_courant_sous_objet)
2442: .donnee).type != INT)
2443: {
2444: liberation(s_etat_processus,
2445: s_objet_argument);
2446: free(argument_majuscule);
2447:
2448: (*s_etat_processus).erreur_execution =
2449: d_ex_erreur_parametre_fichier;
2450: return;
2451: }
2452:
2453: if ((options[d_RECEIVE_BUFFER] == 'Y') ||
2454: (options[d_FORCE_RECEIVE_BUFFER]
2455: == 'Y'))
2456: {
2457: liberation(s_etat_processus,
2458: s_objet_argument);
2459: free(argument_majuscule);
2460:
2461: (*s_etat_processus).erreur_execution =
2462: d_ex_erreur_parametre_fichier;
2463: return;
2464: }
2465:
2466: options[d_RECEIVE_BUFFER] = 'Y';
2467:
2468: buffer_reception = (int) (*((integer8 *)
2469: (*(*l_element_courant_sous_objet)
2470: .donnee).objet));
2471: }
2472: else if (strcmp(argument_majuscule,
2473: "FORCE RECEIVE BUFFER") == 0)
2474: {
2475: if ((*(*l_element_courant_sous_objet)
2476: .donnee).type != INT)
2477: {
2478: liberation(s_etat_processus,
2479: s_objet_argument);
2480: free(argument_majuscule);
2481:
2482: (*s_etat_processus).erreur_execution =
2483: d_ex_erreur_parametre_fichier;
2484: return;
2485: }
2486:
2487: if ((options[d_RECEIVE_BUFFER] == 'Y') ||
2488: (options[d_FORCE_RECEIVE_BUFFER]
2489: == 'Y'))
2490: {
2491: liberation(s_etat_processus,
2492: s_objet_argument);
2493: free(argument_majuscule);
2494:
2495: (*s_etat_processus).erreur_execution =
2496: d_ex_erreur_parametre_fichier;
2497: return;
2498: }
2499:
2500: options[d_FORCE_RECEIVE_BUFFER] = 'Y';
2501:
2502: buffer_reception = (int) (*((integer8 *)
2503: (*(*l_element_courant_sous_objet)
2504: .donnee).objet));
2505: }
2506: else if (strcmp(argument_majuscule,
2507: "SEND BUFFER") == 0)
2508: {
2509: if ((*(*l_element_courant_sous_objet)
2510: .donnee).type != INT)
2511: {
2512: liberation(s_etat_processus,
2513: s_objet_argument);
2514: free(argument_majuscule);
2515:
2516: (*s_etat_processus).erreur_execution =
2517: d_ex_erreur_parametre_fichier;
2518: return;
2519: }
2520:
2521: if ((options[d_SEND_BUFFER] == 'Y') ||
2522: (options[d_FORCE_SEND_BUFFER] == 'Y'))
2523: {
2524: liberation(s_etat_processus,
2525: s_objet_argument);
2526: free(argument_majuscule);
2527:
2528: (*s_etat_processus).erreur_execution =
2529: d_ex_erreur_parametre_fichier;
2530: return;
2531: }
2532:
2533: options[d_SEND_BUFFER] = 'Y';
2534:
2535: buffer_emission = (int) (*((integer8 *)
2536: (*(*l_element_courant_sous_objet)
2537: .donnee).objet));
2538: }
2539: else if (strcmp(argument_majuscule,
2540: "FORCE SEND BUFFER") == 0)
2541: {
2542: if ((*(*l_element_courant_sous_objet)
2543: .donnee).type != INT)
2544: {
2545: liberation(s_etat_processus,
2546: s_objet_argument);
2547: free(argument_majuscule);
2548:
2549: (*s_etat_processus).erreur_execution =
2550: d_ex_erreur_parametre_fichier;
2551: return;
2552: }
2553:
2554: if ((options[d_SEND_BUFFER] == 'Y') ||
2555: (options[d_FORCE_SEND_BUFFER] == 'Y'))
2556: {
2557: liberation(s_etat_processus,
2558: s_objet_argument);
2559: free(argument_majuscule);
2560:
2561: (*s_etat_processus).erreur_execution =
2562: d_ex_erreur_parametre_fichier;
2563: return;
2564: }
2565:
2566: options[d_FORCE_SEND_BUFFER] = 'Y';
2567:
2568: buffer_emission = (int) (*((integer8 *)
2569: (*(*l_element_courant_sous_objet)
2570: .donnee).objet));
2571: }
2572: else if (strcmp(argument_majuscule,
2573: "RECEIVING TIMEOUT") == 0)
2574: {
2575: if ((*(*l_element_courant_sous_objet)
2576: .donnee).type != INT)
2577: {
2578: liberation(s_etat_processus,
2579: s_objet_argument);
2580: free(argument_majuscule);
2581:
2582: (*s_etat_processus).erreur_execution =
2583: d_ex_erreur_parametre_fichier;
2584: return;
2585: }
2586:
2587: if (options[d_RECEIVING_TIMEOUT] == 'Y')
2588: {
2589: liberation(s_etat_processus,
2590: s_objet_argument);
2591: free(argument_majuscule);
2592:
2593: (*s_etat_processus).erreur_execution =
2594: d_ex_erreur_parametre_fichier;
2595: return;
2596: }
2597:
2598: options[d_RECEIVING_TIMEOUT] = 'Y';
2599:
2600: timeout_reception = (int) (*((integer8 *)
2601: (*(*l_element_courant_sous_objet)
2602: .donnee).objet));
2603: }
2604: else if (strcmp(argument_majuscule,
2605: "SENDING TIMEOUT") == 0)
2606: {
2607: if ((*(*l_element_courant_sous_objet)
2608: .donnee).type != INT)
2609: {
2610: liberation(s_etat_processus,
2611: s_objet_argument);
2612: free(argument_majuscule);
2613:
2614: (*s_etat_processus).erreur_execution =
2615: d_ex_erreur_parametre_fichier;
2616: return;
2617: }
2618:
2619: if (options[d_SENDING_TIMEOUT] == 'Y')
2620: {
2621: liberation(s_etat_processus,
2622: s_objet_argument);
2623: free(argument_majuscule);
2624:
2625: (*s_etat_processus).erreur_execution =
2626: d_ex_erreur_parametre_fichier;
2627: return;
2628: }
2629:
2630: options[d_SENDING_TIMEOUT] = 'Y';
2631:
2632: timeout_emission = (int) (*((integer8 *)
2633: (*(*l_element_courant_sous_objet)
2634: .donnee).objet));
2635: }
2636: else
2637: {
2638: liberation(s_etat_processus, s_objet_argument);
2639: free(argument_majuscule);
2640:
2641: (*s_etat_processus).erreur_execution =
2642: d_ex_erreur_parametre_fichier;
2643: return;
2644: }
2645:
2646: free(argument_majuscule);
2647: }
2648: else if (strcmp(argument_majuscule, "STTY") == 0)
2649: {
2650: if (type_arguments == ' ')
2651: {
2652: type_arguments = 'F';
2653: }
2654: else if (type_arguments == 'S')
2655: {
2656: liberation(s_etat_processus, s_objet_argument);
2657: free(argument_majuscule);
2658:
2659: (*s_etat_processus).erreur_execution =
2660: d_ex_erreur_parametre_fichier;
2661: return;
2662: }
2663:
2664: free(argument_majuscule);
2665:
2666: l_element_courant_sous_objet =
2667: (*l_element_courant_sous_objet).suivant;
2668:
2669: if ((*(*l_element_courant_sous_objet)
2670: .donnee).type != CHN)
2671: {
2672: liberation(s_etat_processus, s_objet_argument);
2673:
2674: (*s_etat_processus).erreur_execution =
2675: d_ex_erreur_parametre_fichier;
2676: return;
2677: }
2678:
2679: l_element_courant_sous_objet =
2680: (*l_element_courant_sous_objet).suivant;
2681:
2682: if ((*(*l_element_courant_sous_objet)
2683: .donnee).type != LST)
2684: {
2685: liberation(s_etat_processus, s_objet_argument);
2686:
2687: (*s_etat_processus).erreur_execution =
2688: d_ex_erreur_parametre_fichier;
2689: return;
2690: }
2691:
2692: s_parametres_tty = (*l_element_courant).donnee;
2693: }
2694: else
2695: {
2696: liberation(s_etat_processus, s_objet_argument);
2697: free(argument_majuscule);
2698:
2699: (*s_etat_processus).erreur_execution =
2700: d_ex_erreur_parametre_fichier;
2701: return;
2702: }
2703: }
2704: else
2705: {
2706: liberation(s_etat_processus, s_objet_argument);
2707: (*s_etat_processus).erreur_execution =
2708: d_ex_erreur_parametre_fichier;
2709:
2710: return;
2711: }
2712: }
2713: else
2714: {
2715: liberation(s_etat_processus, s_objet_argument);
2716: (*s_etat_processus).erreur_execution =
2717: d_ex_erreur_parametre_fichier;
2718:
2719: return;
2720: }
2721: }
2722: else
2723: {
2724: liberation(s_etat_processus, s_objet_argument);
2725:
2726: (*s_etat_processus).erreur_execution =
2727: d_ex_erreur_parametre_fichier;
2728: return;
2729: }
2730:
2731: l_element_courant = (*l_element_courant).suivant;
2732: }
2733:
2734: // Si aucun paramètre n'est discriminant, l'instruction ouvre
2735: // par défaut un fichier.
2736:
2737: if (type_arguments == ' ')
2738: {
2739: type_arguments = 'F';
2740: }
2741:
2742: if (type_arguments == 'F')
2743: {
2744: /*
2745: * Traitement des fichiers
2746: */
2747:
2748: /*
2749: * Vérification de la cohérence et comportement par défaut
2750: */
2751:
2752: if (type_ouverture == ' ')
2753: {
2754: type_ouverture = 'U';
2755: }
2756:
2757: if (type_acces == ' ')
2758: {
2759: type_acces = 'S';
2760: }
2761:
2762: if (format == ' ')
2763: {
2764: format = 'N';
2765: }
2766:
2767: if (protection == ' ')
2768: {
2769: protection = 'N';
2770: }
2771:
2772: if ((type_ouverture == 'S') && (protection != 'N'))
2773: {
2774: liberation(s_etat_processus, s_objet_argument);
2775:
2776: (*s_etat_processus).erreur_execution =
2777: d_ex_erreur_parametre_fichier;
2778: return;
2779: }
2780:
2781: if ((type_ouverture != 'S') && (nom == NULL))
2782: {
2783: liberation(s_etat_processus, s_objet_argument);
2784:
2785: (*s_etat_processus).erreur_execution =
2786: d_ex_erreur_parametre_fichier;
2787: return;
2788: }
2789:
2790: if (((type_acces != 'I') && (position_clef != 0)) ||
2791: ((type_acces == 'I') && (position_clef == 0) &&
2792: ((type_ouverture == 'N') || (type_ouverture == 'R') ||
2793: (type_ouverture == 'S'))))
2794: {
2795: liberation(s_etat_processus, s_objet_argument);
2796:
2797: (*s_etat_processus).erreur_execution =
2798: d_ex_erreur_parametre_fichier;
2799: return;
2800: }
2801:
2802: if ((s_objet_resultat = allocation(s_etat_processus, FCH))
2803: == NULL)
2804: {
2805: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
2806: return;
2807: }
2808:
2809: if (nom == NULL)
2810: {
2811: if ((nom_temporaire = creation_nom_fichier(s_etat_processus,
2812: (*s_etat_processus).chemin_fichiers_temporaires))
2813: == NULL)
2814: {
2815: (*s_etat_processus).erreur_systeme = d_es_erreur_fichier;
2816: return;
2817: }
2818:
2819: if ((nom = malloc((strlen(nom_temporaire)
2820: + 5) * sizeof(unsigned char))) == NULL)
2821: {
2822: (*s_etat_processus).erreur_systeme =
2823: d_es_allocation_memoire;
2824: return;
2825: }
2826:
2827: sprintf(nom, "%s.rpl", nom_temporaire);
2828: free(nom_temporaire);
2829: }
2830: else
2831: {
2832: if ((nom = transliteration(s_etat_processus, nom,
2833: d_locale, "UTF-8")) == NULL)
2834: {
2835: liberation(s_etat_processus, s_objet_argument);
2836: liberation(s_etat_processus, s_objet_resultat);
2837: return;
2838: }
2839: }
2840:
2841: /*
2842: * Ouverture du fichier
2843: */
2844:
2845: (*((struct_fichier *) (*s_objet_resultat).objet))
2846: .nom = NULL;
2847: (*((struct_fichier *) (*s_objet_resultat).objet))
2848: .acces = type_acces;
2849: (*((struct_fichier *) (*s_objet_resultat).objet))
2850: .binaire = format;
2851: (*((struct_fichier *) (*s_objet_resultat).objet))
2852: .ouverture = type_ouverture;
2853: (*((struct_fichier *) (*s_objet_resultat).objet)).pid
2854: = getpid();
2855: (*((struct_fichier *) (*s_objet_resultat).objet)).tid
2856: = pthread_self();
2857:
2858: if (((*((struct_fichier *) (*s_objet_resultat).objet)).format =
2859: allocation(s_etat_processus, LST)) == NULL)
2860: {
2861: free(nom);
2862:
2863: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
2864: return;
2865: }
2866:
2867: (*(*((struct_fichier *) (*s_objet_resultat).objet))
2868: .format).objet = NULL;
2869:
2870: descripteur = NULL;
2871:
2872: switch(type_ouverture)
2873: {
2874: case 'N' :
2875: {
2876: erreur = caracteristiques_fichier(s_etat_processus,
2877: nom, &existence, &ouverture, &unite);
2878:
2879: if ((erreur != 0) || (unite != 0))
2880: {
2881: free(nom);
2882:
2883: liberation(s_etat_processus, s_objet_argument);
2884: liberation(s_etat_processus, s_objet_resultat);
2885:
2886: (*s_etat_processus).erreur_execution =
2887: d_ex_erreur_acces_fichier;
2888: return;
2889: }
2890:
2891: if (type_acces == 'S')
2892: {
2893: if ((descripteur = fopen(nom, "w+")) == NULL)
2894: {
2895: free(nom);
2896:
2897: liberation(s_etat_processus, s_objet_argument);
2898: liberation(s_etat_processus, s_objet_resultat);
2899:
2900: (*s_etat_processus).erreur_execution =
2901: d_ex_erreur_acces_fichier;
2902: return;
2903: }
2904: }
2905: else
2906: {
2907: // Si le fichier existe, on le supprime.
2908:
2909: if (unlink(nom) != 0)
2910: {
2911: free(nom);
2912:
2913: liberation(s_etat_processus, s_objet_argument);
2914: liberation(s_etat_processus, s_objet_resultat);
2915:
2916: (*s_etat_processus).erreur_execution =
2917: d_ex_erreur_acces_fichier;
2918: return;
2919: }
2920:
2921: sqlite = NULL;
2922:
2923: if (sqlite3_open_v2(nom, &sqlite,
2924: SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE,
2925: NULL) != SQLITE_OK)
2926: {
2927: if (sqlite != NULL)
2928: {
2929: sqlite3_close(sqlite);
2930: }
2931:
2932: free(nom);
2933:
2934: liberation(s_etat_processus, s_objet_argument);
2935: liberation(s_etat_processus, s_objet_resultat);
2936:
2937: (*s_etat_processus).erreur_execution =
2938: d_ex_erreur_acces_fichier;
2939: return;
2940: }
2941:
2942: if ((descripteur = fopen(nom, "a+")) == NULL)
2943: {
2944: free(nom);
2945:
2946: liberation(s_etat_processus, s_objet_argument);
2947: liberation(s_etat_processus, s_objet_resultat);
2948:
2949: (*s_etat_processus).erreur_execution =
2950: d_ex_erreur_acces_fichier;
2951: return;
2952: }
2953:
2954: if (type_acces == 'D')
2955: {
2956: if (initialisation_fichier_acces_direct(
2957: s_etat_processus, sqlite,
2958: (format == 'N') ? d_faux : d_vrai)
2959: != d_absence_erreur)
2960: {
2961: free(nom);
2962:
2963: liberation(s_etat_processus, s_objet_argument);
2964: liberation(s_etat_processus, s_objet_resultat);
2965:
2966: return;
2967: }
2968: }
2969: else
2970: {
2971: if (position_clef == 0)
2972: {
2973: free(nom);
2974:
2975: liberation(s_etat_processus, s_objet_argument);
2976: liberation(s_etat_processus, s_objet_resultat);
2977:
2978: (*s_etat_processus).erreur_execution =
2979: d_ex_erreur_parametre_fichier;
2980: return;
2981: }
2982:
2983: if (initialisation_fichier_acces_indexe(
2984: s_etat_processus, sqlite, position_clef,
2985: (format == 'N') ? d_faux : d_vrai)
2986: != d_absence_erreur)
2987: {
2988: free(nom);
2989:
2990: liberation(s_etat_processus, s_objet_argument);
2991: liberation(s_etat_processus, s_objet_resultat);
2992:
2993: return;
2994: }
2995: }
2996: }
2997:
2998: break;
2999: }
3000:
3001: case 'O' :
3002: {
3003: erreur = caracteristiques_fichier(s_etat_processus, nom,
3004: &existence, &ouverture, &unite);
3005:
3006: if ((erreur != d_absence_erreur) || (existence == d_faux))
3007: {
3008: free(nom);
3009:
3010: liberation(s_etat_processus, s_objet_argument);
3011: liberation(s_etat_processus, s_objet_resultat);
3012:
3013: (*s_etat_processus).erreur_execution =
3014: d_ex_erreur_acces_fichier;
3015: return;
3016: }
3017:
3018: if (type_acces == 'S')
3019: {
3020: if ((descripteur = fopen(nom, "r+")) == NULL)
3021: {
3022: free(nom);
3023:
3024: liberation(s_etat_processus, s_objet_argument);
3025: liberation(s_etat_processus, s_objet_resultat);
3026:
3027: (*s_etat_processus).erreur_execution =
3028: d_ex_erreur_acces_fichier;
3029: return;
3030: }
3031: }
3032: else
3033: {
3034: sqlite = NULL;
3035:
3036: if (sqlite3_open_v2(nom, &sqlite,
3037: SQLITE_OPEN_READWRITE,
3038: NULL) != SQLITE_OK)
3039: {
3040: if (sqlite != NULL)
3041: {
3042: sqlite3_close(sqlite);
3043: }
3044:
3045: free(nom);
3046:
3047: liberation(s_etat_processus, s_objet_argument);
3048: liberation(s_etat_processus, s_objet_resultat);
3049:
3050: (*s_etat_processus).erreur_execution =
3051: d_ex_erreur_acces_fichier;
3052: return;
3053: }
3054:
3055: if ((descripteur = fopen(nom, "a+")) == NULL)
3056: {
3057: free(nom);
3058:
3059: liberation(s_etat_processus, s_objet_argument);
3060: liberation(s_etat_processus, s_objet_resultat);
3061:
3062: (*s_etat_processus).erreur_execution =
3063: d_ex_erreur_acces_fichier;
3064: return;
3065: }
3066: }
3067:
3068: break;
3069: }
3070:
3071: case 'R' :
3072: {
3073: erreur = caracteristiques_fichier(s_etat_processus,
3074: nom, &existence, &ouverture, &unite);
3075:
3076: if ((erreur != d_absence_erreur) || (existence == d_faux))
3077: {
3078: free(nom);
3079:
3080: liberation(s_etat_processus, s_objet_argument);
3081: liberation(s_etat_processus, s_objet_resultat);
3082:
3083: (*s_etat_processus).erreur_execution =
3084: d_ex_erreur_acces_fichier;
3085: return;
3086: }
3087:
3088: /* Test du verrou */
3089:
3090: if ((descripteur = fopen(nom, "r")) == NULL)
3091: {
3092: free(nom);
3093:
3094: liberation(s_etat_processus, s_objet_argument);
3095: liberation(s_etat_processus, s_objet_resultat);
3096:
3097: (*s_etat_processus).erreur_execution =
3098: d_ex_erreur_acces_fichier;
3099: return;
3100: }
3101:
3102: lock.l_type = F_WRLCK;
3103: lock.l_whence = SEEK_SET;
3104: lock.l_start = 0;
3105: lock.l_len = 0;
3106: lock.l_pid = getpid();
3107:
3108: if (fcntl(fileno(descripteur), F_GETLK, &lock) == -1)
3109: {
3110: free(nom);
3111:
3112: if (fclose(descripteur) != 0)
3113: {
3114: liberation(s_etat_processus, s_objet_argument);
3115: liberation(s_etat_processus, s_objet_resultat);
3116:
3117: (*s_etat_processus).erreur_systeme =
3118: d_es_erreur_fichier;
3119: return;
3120: }
3121:
3122: liberation(s_etat_processus, s_objet_argument);
3123: liberation(s_etat_processus, s_objet_resultat);
3124:
3125: (*s_etat_processus).erreur_systeme =
3126: d_es_erreur_fichier;
3127: return;
3128: }
3129:
3130: if (lock.l_type != F_UNLCK)
3131: {
3132: free(nom);
3133:
3134: if (fclose(descripteur) != 0)
3135: {
3136: liberation(s_etat_processus, s_objet_argument);
3137: liberation(s_etat_processus, s_objet_resultat);
3138:
3139: (*s_etat_processus).erreur_systeme =
3140: d_es_erreur_fichier;
3141: return;
3142: }
3143:
3144: liberation(s_etat_processus, s_objet_argument);
3145: liberation(s_etat_processus, s_objet_resultat);
3146:
3147: (*s_etat_processus).erreur_execution =
3148: d_ex_fichier_verrouille;
3149: return;
3150: }
3151:
3152: if (fclose(descripteur) != 0)
3153: {
3154: free(nom);
3155:
3156: liberation(s_etat_processus, s_objet_argument);
3157: liberation(s_etat_processus, s_objet_resultat);
3158:
3159: (*s_etat_processus).erreur_systeme =
3160: d_es_erreur_fichier;
3161: return;
3162: }
3163:
3164: if (type_acces == 'S')
3165: {
3166: if ((descripteur = fopen(nom, "w+")) == NULL)
3167: {
3168: free(nom);
3169:
3170: liberation(s_etat_processus, s_objet_argument);
3171: liberation(s_etat_processus, s_objet_resultat);
3172:
3173: (*s_etat_processus).erreur_execution =
3174: d_ex_erreur_acces_fichier;
3175: return;
3176: }
3177: }
3178: else
3179: {
3180: sqlite = NULL;
3181:
3182: if (sqlite3_open_v2(nom, &sqlite,
3183: SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE,
3184: NULL) != SQLITE_OK)
3185: {
3186: if (sqlite != NULL)
3187: {
3188: sqlite3_close(sqlite);
3189: }
3190:
3191: free(nom);
3192:
3193: liberation(s_etat_processus, s_objet_argument);
3194: liberation(s_etat_processus, s_objet_resultat);
3195:
3196: (*s_etat_processus).erreur_execution =
3197: d_ex_erreur_acces_fichier;
3198: return;
3199: }
3200:
3201: // Ouverture du fichier pour pouvoir gérer les
3202: // verrous à la façon des fichiers séquentiels.
3203:
3204: if ((descripteur = fopen(nom, "a+")) == NULL)
3205: {
3206: free(nom);
3207:
3208: liberation(s_etat_processus, s_objet_argument);
3209: liberation(s_etat_processus, s_objet_resultat);
3210:
3211: (*s_etat_processus).erreur_execution =
3212: d_ex_erreur_acces_fichier;
3213: return;
3214: }
3215:
3216: if (type_acces == 'D')
3217: {
3218: if (initialisation_fichier_acces_direct(
3219: s_etat_processus, sqlite,
3220: (format == 'N') ? d_faux : d_vrai)
3221: != d_absence_erreur)
3222: {
3223: free(nom);
3224:
3225: liberation(s_etat_processus, s_objet_argument);
3226: liberation(s_etat_processus, s_objet_resultat);
3227:
3228: return;
3229: }
3230: }
3231: else
3232: {
3233: if (position_clef == 0)
3234: {
3235: free(nom);
3236:
3237: liberation(s_etat_processus, s_objet_argument);
3238: liberation(s_etat_processus, s_objet_resultat);
3239:
3240: (*s_etat_processus).erreur_execution =
3241: d_ex_erreur_parametre_fichier;
3242: return;
3243: }
3244:
3245: if (initialisation_fichier_acces_indexe(
3246: s_etat_processus, sqlite, position_clef,
3247: (format == 'N') ? d_faux : d_vrai)
3248: != d_absence_erreur)
3249: {
3250: free(nom);
3251:
3252: liberation(s_etat_processus, s_objet_argument);
3253: liberation(s_etat_processus, s_objet_resultat);
3254:
3255: return;
3256: }
3257: }
3258: }
3259:
3260: break;
3261: }
3262:
3263: case 'U' :
3264: {
3265: erreur = caracteristiques_fichier(s_etat_processus,
3266: nom, &existence, &ouverture, &unite);
3267:
3268: if (erreur == d_erreur)
3269: {
3270: free(nom);
3271:
3272: liberation(s_etat_processus, s_objet_argument);
3273: liberation(s_etat_processus, s_objet_resultat);
3274:
3275: (*s_etat_processus).erreur_execution =
3276: d_ex_erreur_acces_fichier;
3277: return;
3278: }
3279:
3280: if (existence == d_faux)
3281: {
3282: if (type_acces == 'S')
3283: {
3284: if ((descripteur = fopen(nom, "w+")) == NULL)
3285: {
3286: free(nom);
3287:
3288: liberation(s_etat_processus, s_objet_argument);
3289: liberation(s_etat_processus, s_objet_resultat);
3290:
3291: (*s_etat_processus).erreur_execution =
3292: d_ex_erreur_acces_fichier;
3293: return;
3294: }
3295: }
3296: else
3297: {
3298: sqlite = NULL;
3299:
3300: if (sqlite3_open_v2(nom, &sqlite,
3301: SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE,
3302: NULL) != SQLITE_OK)
3303: {
3304: if (sqlite != NULL)
3305: {
3306: sqlite3_close(sqlite);
3307: }
3308:
3309: free(nom);
3310:
3311: liberation(s_etat_processus, s_objet_argument);
3312: liberation(s_etat_processus, s_objet_resultat);
3313:
3314: (*s_etat_processus).erreur_execution =
3315: d_ex_erreur_acces_fichier;
3316: return;
3317: }
3318:
3319: if ((descripteur = fopen(nom, "a+")) == NULL)
3320: {
3321: free(nom);
3322:
3323: liberation(s_etat_processus, s_objet_argument);
3324: liberation(s_etat_processus, s_objet_resultat);
3325:
3326: (*s_etat_processus).erreur_execution =
3327: d_ex_erreur_acces_fichier;
3328: return;
3329: }
3330:
3331: if (type_acces == 'D')
3332: {
3333: if (initialisation_fichier_acces_direct(
3334: s_etat_processus, sqlite,
3335: (format == 'N') ? d_faux : d_vrai)
3336: != d_absence_erreur)
3337: {
3338: free(nom);
3339:
3340: liberation(s_etat_processus,
3341: s_objet_argument);
3342: liberation(s_etat_processus,
3343: s_objet_resultat);
3344:
3345: return;
3346: }
3347: }
3348: else
3349: {
3350: if (position_clef == 0)
3351: {
3352: free(nom);
3353:
3354: liberation(s_etat_processus,
3355: s_objet_argument);
3356: liberation(s_etat_processus,
3357: s_objet_resultat);
3358:
3359: (*s_etat_processus).erreur_execution =
3360: d_ex_erreur_parametre_fichier;
3361: return;
3362: }
3363:
3364: if (initialisation_fichier_acces_indexe(
3365: s_etat_processus, sqlite, position_clef,
3366: (format == 'N') ? d_faux : d_vrai)
3367: != d_absence_erreur)
3368: {
3369: free(nom);
3370:
3371: liberation(s_etat_processus,
3372: s_objet_argument);
3373: liberation(s_etat_processus,
3374: s_objet_resultat);
3375:
3376: return;
3377: }
3378: }
3379: }
3380: }
3381: else
3382: {
3383: if (type_acces == 'S')
3384: {
3385: if ((descripteur = fopen(nom, "r+")) == NULL)
3386: {
3387: free(nom);
3388:
3389: liberation(s_etat_processus, s_objet_argument);
3390: liberation(s_etat_processus, s_objet_resultat);
3391:
3392: (*s_etat_processus).erreur_execution =
3393: d_ex_erreur_acces_fichier;
3394: return;
3395: }
3396: }
3397: else
3398: {
3399: sqlite = NULL;
3400:
3401: if (sqlite3_open_v2(nom, &sqlite,
3402: SQLITE_OPEN_READWRITE,
3403: NULL) != SQLITE_OK)
3404: {
3405: if (sqlite != NULL)
3406: {
3407: sqlite3_close(sqlite);
3408: }
3409:
3410: free(nom);
3411:
3412: liberation(s_etat_processus, s_objet_argument);
3413: liberation(s_etat_processus, s_objet_resultat);
3414:
3415: (*s_etat_processus).erreur_execution =
3416: d_ex_erreur_acces_fichier;
3417: return;
3418: }
3419:
3420: if ((descripteur = fopen(nom, "a+")) == NULL)
3421: {
3422: free(nom);
3423:
3424: liberation(s_etat_processus, s_objet_argument);
3425: liberation(s_etat_processus, s_objet_resultat);
3426:
3427: (*s_etat_processus).erreur_execution =
3428: d_ex_erreur_acces_fichier;
3429: return;
3430: }
3431: }
3432: }
3433:
3434: break;
3435: }
3436:
3437: case 'S' :
3438: {
3439: erreur = caracteristiques_fichier(s_etat_processus,
3440: nom, &existence, &ouverture, &unite);
3441:
3442: if ((erreur != d_absence_erreur) || (existence != d_faux))
3443: {
3444: free(nom);
3445:
3446: liberation(s_etat_processus, s_objet_argument);
3447: liberation(s_etat_processus, s_objet_resultat);
3448:
3449: (*s_etat_processus).erreur_execution =
3450: d_ex_erreur_acces_fichier;
3451: return;
3452: }
3453:
3454: if (type_acces == 'S')
3455: {
3456: if ((descripteur = fopen(nom, "w+")) == NULL)
3457: {
3458: free(nom);
3459:
3460: liberation(s_etat_processus, s_objet_argument);
3461: liberation(s_etat_processus, s_objet_resultat);
3462:
3463: (*s_etat_processus).erreur_execution =
3464: d_ex_erreur_acces_fichier;
3465: return;
3466: }
3467: }
3468: else
3469: {
3470: // Si le fichier existe, on le supprime.
3471:
3472: if (unlink(nom) != 0)
3473: {
3474: free(nom);
3475:
3476: liberation(s_etat_processus, s_objet_argument);
3477: liberation(s_etat_processus, s_objet_resultat);
3478:
3479: (*s_etat_processus).erreur_execution =
3480: d_ex_erreur_acces_fichier;
3481: return;
3482: }
3483:
3484: sqlite = NULL;
3485:
3486: if (sqlite3_open_v2(nom, &sqlite,
3487: SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE,
3488: NULL) != SQLITE_OK)
3489: {
3490: if (sqlite != NULL)
3491: {
3492: sqlite3_close(sqlite);
3493: }
3494:
3495: free(nom);
3496:
3497: liberation(s_etat_processus, s_objet_argument);
3498: liberation(s_etat_processus, s_objet_resultat);
3499:
3500: (*s_etat_processus).erreur_execution =
3501: d_ex_erreur_acces_fichier;
3502: return;
3503: }
3504:
3505: if ((descripteur = fopen(nom, "a+")) == NULL)
3506: {
3507: free(nom);
3508:
3509: liberation(s_etat_processus, s_objet_argument);
3510: liberation(s_etat_processus, s_objet_resultat);
3511:
3512: (*s_etat_processus).erreur_execution =
3513: d_ex_erreur_acces_fichier;
3514: return;
3515: }
3516:
3517: if (type_acces == 'D')
3518: {
3519: if (initialisation_fichier_acces_direct(
3520: s_etat_processus, sqlite,
3521: (format == 'N') ? d_faux : d_vrai)
3522: != d_absence_erreur)
3523: {
3524: free(nom);
3525:
3526: liberation(s_etat_processus, s_objet_argument);
3527: liberation(s_etat_processus, s_objet_resultat);
3528:
3529: return;
3530: }
3531: }
3532: else
3533: {
3534: if (position_clef == 0)
3535: {
3536: free(nom);
3537:
3538: liberation(s_etat_processus, s_objet_argument);
3539: liberation(s_etat_processus, s_objet_resultat);
3540:
3541: (*s_etat_processus).erreur_execution =
3542: d_ex_erreur_parametre_fichier;
3543: return;
3544: }
3545:
3546: if (initialisation_fichier_acces_indexe(
3547: s_etat_processus, sqlite, position_clef,
3548: (format == 'N') ? d_faux : d_vrai)
3549: != d_absence_erreur)
3550: {
3551: free(nom);
3552:
3553: liberation(s_etat_processus, s_objet_argument);
3554: liberation(s_etat_processus, s_objet_resultat);
3555:
3556: return;
3557: }
3558: }
3559: }
3560:
3561: break;
3562: }
3563:
3564: default:
3565: {
3566: BUG(1, printf("type_ouverture=%c\n", type_ouverture));
3567: return;
3568: }
3569: }
3570:
3571: if (((*((struct_fichier *) (*s_objet_resultat).objet)).nom =
3572: malloc((strlen(nom) + 1) *
3573: sizeof(unsigned char))) == NULL)
3574: {
3575: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
3576: return;
3577: }
3578:
3579: if (s_parametres_tty != NULL)
3580: {
3581: // Affectation des paramètres du port série.
3582:
3583: if (tcgetattr(fileno(descripteur), &tc) != 0)
3584: {
3585: liberation(s_etat_processus, s_objet_argument);
3586: liberation(s_etat_processus, s_objet_resultat);
3587:
3588: (*s_etat_processus).erreur_systeme =
3589: d_ex_erreur_fichier;
3590: return;
3591: }
3592:
3593: // Un test a déjà été fait pour vérifier que s_parametres_tty
3594: // contient deux ou trois arguments.
3595:
3596: parametre_courant = ((*(struct_liste_chainee *)
3597: (*s_parametres_tty).objet)).suivant;
3598:
3599: // Le premier paramètre concerne la vitesse du port. Il doit
3600: // toujours être présent.
3601:
3602: if (parametre_courant == NULL)
3603: {
3604: liberation(s_etat_processus, s_objet_argument);
3605: liberation(s_etat_processus, s_objet_resultat);
3606:
3607: (*s_etat_processus).erreur_execution =
3608: d_ex_erreur_parametre_fichier;
3609: return;
3610: }
3611:
3612: if ((*(*parametre_courant).donnee).type != CHN)
3613: {
3614: liberation(s_etat_processus, s_objet_argument);
3615: liberation(s_etat_processus, s_objet_resultat);
3616:
3617: (*s_etat_processus).erreur_execution =
3618: d_ex_erreur_parametre_fichier;
3619: return;
3620: }
3621:
3622: if ((parametre_courant_majuscule = conversion_majuscule(
3623: (*(*parametre_courant).donnee).objet)) == NULL)
3624: {
3625: liberation(s_etat_processus, s_objet_argument);
3626: liberation(s_etat_processus, s_objet_resultat);
3627:
3628: (*s_etat_processus).erreur_systeme =
3629: d_es_allocation_memoire;
3630: return;
3631: }
3632:
3633: position = parametre_courant_majuscule;
3634:
3635: while((*position) != d_code_fin_chaine)
3636: {
3637: if ((*position) == ',')
3638: {
3639: (*position) = ' ';
3640: }
3641:
3642: position++;
3643: }
3644:
3645: position = parametre_courant_majuscule;
3646:
3647: while((*position) != d_code_fin_chaine)
3648: {
3649: if (isalnum((*position)) != 0)
3650: {
3651: break;
3652: }
3653:
3654: position++;
3655: }
3656:
3657: // Vitesse
3658:
3659: unsigned char *vitesses[] =
3660: { "0", "50", "75", "110", "134", "150",
3661: "200", "300", "600", "1200", "1800", "2400",
3662: "4800", "9600", "19200", "38400",
3663: #ifdef B57600
3664: "57600",
3665: #endif
3666: #ifdef B115200
3667: "115200",
3668: #endif
3669: #ifdef B230400
3670: "230400",
3671: #endif
3672: NULL };
3673: int vitesses_constantes[] =
3674: { B0, B50, B75, B110, B134, B150, B200, B300, B600,
3675: B1200, B1800, B2400, B4800, B9600, B19200, B38400,
3676: #ifdef B57600
3677: B57600,
3678: #endif
3679: #ifdef B115200
3680: B115200,
3681: #endif
3682: #ifdef B230400
3683: B230400,
3684: #endif
3685: 0 };
3686: unsigned int vitesse_courante;
3687:
3688: vitesse_courante = 0;
3689:
3690: while(vitesses[vitesse_courante] != NULL)
3691: {
3692: if (strncmp(position, vitesses[vitesse_courante],
3693: strlen(vitesses[vitesse_courante])) == 0)
3694: {
3695: if (position[strlen(vitesses[vitesse_courante])] ==
3696: d_code_espace)
3697: {
3698: #ifdef CBAUD
3699: tc.c_cflag &= ~CBAUD;
3700: tc.c_cflag |= vitesses_constantes[vitesse_courante];
3701: #else // POSIX
3702: cfsetispeed(&tc,
3703: vitesses_constantes[vitesse_courante]);
3704: cfsetospeed(&tc,
3705: vitesses_constantes[vitesse_courante]);
3706: #endif
3707: position += strlen(vitesses[vitesse_courante]);
3708:
3709: break;
3710: }
3711: }
3712:
3713: vitesse_courante++;
3714: }
3715:
3716: if (vitesses[vitesse_courante] == NULL)
3717: {
3718: // La vitesse indiquée n'est pas une vitesse autorisée.
3719:
3720: free(parametre_courant_majuscule);
3721: liberation(s_etat_processus, s_objet_argument);
3722: liberation(s_etat_processus, s_objet_resultat);
3723:
3724: (*s_etat_processus).erreur_execution =
3725: d_ex_erreur_parametre_fichier;
3726: return;
3727: }
3728:
3729: // Nombre de bits par caractère.
3730:
3731: while((*position) != d_code_fin_chaine)
3732: {
3733: if (isalnum((*position)) != 0)
3734: {
3735: break;
3736: }
3737:
3738: position++;
3739: }
3740:
3741: switch((*position))
3742: {
3743: case '5':
3744: {
3745: tc.c_cflag &= ~CSIZE;
3746: tc.c_cflag |= CS5;
3747: break;
3748: }
3749:
3750: case '6':
3751: {
3752: tc.c_cflag &= ~CSIZE;
3753: tc.c_cflag |= CS6;
3754: break;
3755: }
3756:
3757: case '7':
3758: {
3759: tc.c_cflag &= ~CSIZE;
3760: tc.c_cflag |= CS7;
3761: break;
3762: }
3763:
3764: case '8':
3765: {
3766: tc.c_cflag &= ~CSIZE;
3767: tc.c_cflag |= CS8;
3768: break;
3769: }
3770:
3771: default:
3772: {
3773: free(parametre_courant_majuscule);
3774: liberation(s_etat_processus, s_objet_argument);
3775: liberation(s_etat_processus, s_objet_resultat);
3776:
3777: (*s_etat_processus).erreur_execution =
3778: d_ex_erreur_parametre_fichier;
3779: return;
3780: }
3781: }
3782:
3783: position++;
3784:
3785: if ((*position) != d_code_espace)
3786: {
3787: free(parametre_courant_majuscule);
3788: liberation(s_etat_processus, s_objet_argument);
3789: liberation(s_etat_processus, s_objet_resultat);
3790:
3791: (*s_etat_processus).erreur_execution =
3792: d_ex_erreur_parametre_fichier;
3793: return;
3794: }
3795:
3796: // Parité
3797:
3798: while((*position) != d_code_fin_chaine)
3799: {
3800: if (isalnum((*position)) != 0)
3801: {
3802: break;
3803: }
3804:
3805: position++;
3806: }
3807:
3808: switch((*position))
3809: {
3810: case 'N':
3811: {
3812: tc.c_cflag &= ~PARENB;
3813: break;
3814: }
3815:
3816: case 'O':
3817: {
3818: tc.c_cflag |= PARENB;
3819: tc.c_cflag |= PARODD;
3820: break;
3821: }
3822:
3823: case 'E':
3824: {
3825: tc.c_cflag |= PARENB;
3826: tc.c_cflag &= ~PARODD;
3827: break;
3828: }
3829:
3830: default:
3831: {
3832: free(parametre_courant_majuscule);
3833: liberation(s_etat_processus, s_objet_argument);
3834: liberation(s_etat_processus, s_objet_resultat);
3835:
3836: (*s_etat_processus).erreur_execution =
3837: d_ex_erreur_parametre_fichier;
3838: return;
3839: }
3840: }
3841:
3842: position++;
3843:
3844: if ((*position) != d_code_espace)
3845: {
3846: free(parametre_courant_majuscule);
3847: liberation(s_etat_processus, s_objet_argument);
3848: liberation(s_etat_processus, s_objet_resultat);
3849:
3850: (*s_etat_processus).erreur_execution =
3851: d_ex_erreur_parametre_fichier;
3852: return;
3853: }
3854:
3855: // Bits de stop
3856:
3857: while((*position) != d_code_fin_chaine)
3858: {
3859: if (isalnum((*position)) != 0)
3860: {
3861: break;
3862: }
3863:
3864: position++;
3865: }
3866:
3867: switch((*position))
3868: {
3869: case '1':
3870: {
3871: tc.c_cflag &= ~CSTOPB;
3872: break;
3873: }
3874:
3875: case '2':
3876: {
3877: tc.c_cflag |= CSTOPB;
3878: break;
3879: }
3880:
3881: default:
3882: {
3883: free(parametre_courant_majuscule);
3884: liberation(s_etat_processus, s_objet_argument);
3885: liberation(s_etat_processus, s_objet_resultat);
3886:
3887: (*s_etat_processus).erreur_execution =
3888: d_ex_erreur_parametre_fichier;
3889: return;
3890: }
3891: }
3892:
3893: // S'il reste autre chose que des espaces, il y a un
3894: // problème de paramètres.
3895:
3896: position++;
3897:
3898: while((*position) != d_code_fin_chaine)
3899: {
3900: if ((*position) != d_code_espace)
3901: {
3902: free(parametre_courant_majuscule);
3903: liberation(s_etat_processus, s_objet_argument);
3904: liberation(s_etat_processus, s_objet_resultat);
3905:
3906: (*s_etat_processus).erreur_execution =
3907: d_ex_erreur_parametre_fichier;
3908: return;
3909: }
3910:
3911: position++;
3912: }
3913:
3914: // Autres paramètres
3915:
3916: free(parametre_courant_majuscule);
3917: parametre_courant = (*parametre_courant).suivant;
3918:
3919: if (parametre_courant != NULL)
3920: {
3921: parametre_courant = (*(*parametre_courant).donnee).objet;
3922: }
3923:
3924: while(parametre_courant != NULL)
3925: {
3926: if ((*(*parametre_courant).donnee).type != CHN)
3927: {
3928: liberation(s_etat_processus, s_objet_argument);
3929: liberation(s_etat_processus, s_objet_resultat);
3930:
3931: (*s_etat_processus).erreur_execution =
3932: d_ex_erreur_parametre_fichier;
3933: return;
3934: }
3935:
3936: if ((parametre_courant_majuscule = conversion_majuscule(
3937: (*(*parametre_courant).donnee).objet)) == NULL)
3938: {
3939: (*s_etat_processus).erreur_systeme =
3940: d_es_allocation_memoire;
3941: return;
3942: }
3943:
3944: position = parametre_courant_majuscule;
3945: negation = d_faux;
3946:
3947: unsigned char *fonctions[] =
3948: { "IGNBRK", "BRKINT", "IGNPAR", "PARMRK",
3949: "INPCK", "ISTRIP", "INLCR", "IGNCR", "ICRNL",
3950: "IXON",
3951: #ifdef IXANY
3952: "IXANY",
3953: #endif
3954: "IXOFF", "OPOST",
3955: "ONLCR", "OCRNL", "ONOCR", "ONLRET",
3956: #ifdef OFILL
3957: "OFILL",
3958: #endif
3959: "HUPCL", "CLOCAL",
3960: #ifdef CRTSCTS
3961: "CRTSCTS",
3962: #endif
3963: "ISIG", "ICANON", "ECHO", "ECHOE", "ECHOK",
3964: "ECHONL", "NOFLSH", "TOSTOP", "IEXTEN", NULL };
3965: int fonctions_constantes[] =
3966: { /* c_iflag */
3967: 1, IGNBRK, 1, BRKINT, 1, IGNPAR, 1, PARMRK,
3968: 1, INPCK, 1, ISTRIP, 1, INLCR, 1, IGNCR, 1, ICRNL,
3969: 1, IXON,
3970: #ifdef IXANY
3971: 1, IXANY,
3972: #endif
3973: 1, IXOFF,
3974: /* c_oflag */
3975: 2 , OPOST, 2, ONLCR, 2, OCRNL, 2, ONOCR, 2, ONLRET,
3976: #ifdef OFILL
3977: 2, OFILL,
3978: #endif
3979: 2, HUPCL,
3980: /* c_cflag */
3981: 3, CLOCAL,
3982: #ifdef CRTSCTS
3983: 3, CRTSCTS,
3984: #endif
3985: /* c_lfkag */
3986: 4, ISIG, 4, ICANON, 4, ECHO, 4, ECHOE, 4, ECHOK,
3987: 4, ECHONL, 4, NOFLSH, 4, TOSTOP, 4, IEXTEN };
3988: unsigned int fonction_courante;
3989:
3990: // On vient de trouver quelque chose à interpréter.
3991:
3992: if (strncmp(position, "NO ", 3) == 0)
3993: {
3994: position += 3;
3995: negation = d_vrai;
3996: }
3997:
3998: for(fonction_courante = 0;
3999: fonctions[fonction_courante] != NULL;
4000: fonction_courante++)
4001: {
4002: if (strcmp(fonctions[fonction_courante], position)
4003: == 0)
4004: {
4005: if (negation == d_vrai)
4006: {
4007: switch(fonctions_constantes
4008: [fonction_courante * 2])
4009: {
4010: case 1:
4011: {
4012: tc.c_iflag &= ~fonctions_constantes
4013: [(fonction_courante * 2) + 1];
4014: break;
4015: }
4016:
4017: case 2:
4018: {
4019: tc.c_oflag &= ~fonctions_constantes
4020: [(fonction_courante * 2) + 1];
4021: break;
4022: }
4023:
4024: case 3:
4025: {
4026: tc.c_cflag &= ~fonctions_constantes
4027: [(fonction_courante * 2) + 1];
4028: break;
4029: }
4030:
4031: case 4:
4032: {
4033: tc.c_lflag &= ~fonctions_constantes
4034: [(fonction_courante * 2) + 1];
4035: break;
4036: }
4037: }
4038: }
4039: else
4040: {
4041: switch(fonctions_constantes
4042: [fonction_courante * 2])
4043: {
4044: case 1:
4045: {
4046: tc.c_iflag |= fonctions_constantes
4047: [(fonction_courante * 2) + 1];
4048: break;
4049: }
4050:
4051: case 2:
4052: {
4053: tc.c_oflag |= fonctions_constantes
4054: [(fonction_courante * 2) + 1];
4055: break;
4056: }
4057:
4058: case 3:
4059: {
4060: tc.c_cflag |= fonctions_constantes
4061: [(fonction_courante * 2) + 1];
4062: break;
4063: }
4064:
4065: case 4:
4066: {
4067: tc.c_lflag |= fonctions_constantes
4068: [(fonction_courante * 2) + 1];
4069: break;
4070: }
4071: }
4072: }
4073:
4074: break;
4075: }
4076: }
4077:
4078: if (fonctions[fonction_courante] == NULL)
4079: {
4080: free(parametre_courant_majuscule);
4081: liberation(s_etat_processus, s_objet_argument);
4082: liberation(s_etat_processus, s_objet_resultat);
4083:
4084: (*s_etat_processus).erreur_execution =
4085: d_ex_erreur_parametre_fichier;
4086: return;
4087: }
4088:
4089: free(parametre_courant_majuscule);
4090: parametre_courant = (*parametre_courant).suivant;
4091: }
4092:
4093: if (tcsetattr(fileno(descripteur), TCSANOW, &tc) != 0)
4094: {
4095: liberation(s_etat_processus, s_objet_argument);
4096: liberation(s_etat_processus, s_objet_resultat);
4097:
4098: (*s_etat_processus).erreur_systeme =
4099: d_ex_erreur_fichier;
4100: return;
4101: }
4102: }
4103:
4104: strcpy((*((struct_fichier *) (*s_objet_resultat).objet)).nom, nom);
4105: liberation(s_etat_processus, s_objet_argument);
4106:
4107: (*((struct_fichier *) (*s_objet_resultat).objet)).protection =
4108: protection;
4109: (*((struct_fichier *) (*s_objet_resultat).objet)).position_clef =
4110: position_clef;
4111:
4112: rewind(descripteur);
4113:
4114: lock.l_type = F_WRLCK;
4115: lock.l_whence = SEEK_SET;
4116: lock.l_start = 0;
4117: lock.l_len = 0;
4118: lock.l_pid = getpid();
4119:
4120: if (fcntl(fileno(descripteur), F_GETLK, &lock) == -1)
4121: {
4122: if (fclose(descripteur) != 0)
4123: {
4124: liberation(s_etat_processus, s_objet_resultat);
4125:
4126: (*s_etat_processus).erreur_systeme =
4127: d_es_erreur_fichier;
4128: return;
4129: }
4130:
4131: liberation(s_etat_processus, s_objet_resultat);
4132:
4133: (*s_etat_processus).erreur_systeme = d_es_erreur_fichier;
4134: return;
4135: }
4136:
4137: if (lock.l_type == F_UNLCK)
4138: {
4139: /*
4140: * Positionnement d'un verrou exclusif d'écriture par défaut
4141: */
4142:
4143: lock.l_type = F_RDLCK;
4144: lock.l_whence = SEEK_SET;
4145: lock.l_start = 0;
4146: lock.l_len = 0;
4147: lock.l_pid = getpid();
4148:
4149: if (fcntl(fileno(descripteur), F_SETLK, &lock) == -1)
4150: {
4151: if (fclose(descripteur) != 0)
4152: {
4153: liberation(s_etat_processus, s_objet_resultat);
4154:
4155: (*s_etat_processus).erreur_systeme =
4156: d_es_erreur_fichier;
4157: return;
4158: }
4159:
4160: liberation(s_etat_processus, s_objet_resultat);
4161:
4162: (*s_etat_processus).erreur_systeme =
4163: d_es_erreur_fichier;
4164: return;
4165: }
4166: }
4167: else
4168: {
4169: /*
4170: * Test de la cohérence du verrou avec l'option PROTECTION
4171: */
4172:
4173: if ((lock.l_type == F_RDLCK) && (protection != 'R'))
4174: {
4175: free(nom);
4176:
4177: if (fclose(descripteur) != 0)
4178: {
4179: liberation(s_etat_processus, s_objet_resultat);
4180:
4181: (*s_etat_processus).erreur_systeme =
4182: d_es_erreur_fichier;
4183: return;
4184: }
4185:
4186: liberation(s_etat_processus, s_objet_resultat);
4187:
4188: (*s_etat_processus).erreur_execution =
4189: d_ex_fichier_verrouille;
4190: return;
4191: }
4192: else if ((lock.l_type == F_WRLCK) && (protection != 'W'))
4193: {
4194: free(nom);
4195:
4196: if (fclose(descripteur) != 0)
4197: {
4198: liberation(s_etat_processus, s_objet_resultat);
4199:
4200: (*s_etat_processus).erreur_systeme =
4201: d_es_erreur_fichier;
4202: return;
4203: }
4204:
4205: liberation(s_etat_processus, s_objet_resultat);
4206:
4207: (*s_etat_processus).erreur_execution =
4208: d_ex_fichier_verrouille;
4209: return;
4210: }
4211: else
4212: {
4213: free(nom);
4214:
4215: if (fclose(descripteur) != 0)
4216: {
4217: liberation(s_etat_processus, s_objet_resultat);
4218:
4219: (*s_etat_processus).erreur_systeme =
4220: d_es_erreur_fichier;
4221: return;
4222: }
4223:
4224: liberation(s_etat_processus, s_objet_resultat);
4225:
4226: (*s_etat_processus).erreur_execution =
4227: d_ex_fichier_verrouille;
4228: return;
4229: }
4230: }
4231:
4232: /*
4233: * Gestion de la liste des fichiers ouverts
4234: */
4235:
4236: l_element_courant = (*s_etat_processus).s_fichiers;
4237:
4238: if (l_element_courant == NULL)
4239: {
4240: if (((*s_etat_processus).s_fichiers = malloc(sizeof(
4241: struct_liste_chainee))) == NULL)
4242: {
4243: (*s_etat_processus).erreur_systeme =
4244: d_es_allocation_memoire;
4245: return;
4246: }
4247:
4248: (*(*s_etat_processus).s_fichiers).suivant = NULL;
4249:
4250: if (((*(*s_etat_processus).s_fichiers).donnee =
4251: malloc(sizeof(struct_descripteur_fichier))) == NULL)
4252: {
4253: (*s_etat_processus).erreur_systeme =
4254: d_es_allocation_memoire;
4255: return;
4256: }
4257:
4258: l_element_courant = (*s_etat_processus).s_fichiers;
4259: prochain_descripteur = 0;
4260: }
4261: else
4262: {
4263: /*
4264: * Recherche du premier descripteur libre
4265: */
4266:
4267: if ((chaine_descripteurs = malloc(sizeof(unsigned char) *
4268: (ds_nombre_maximum_fichiers_ouverts + 1))) == NULL)
4269: {
4270: (*s_etat_processus).erreur_systeme =
4271: d_es_allocation_memoire;
4272: return;
4273: }
4274:
4275: for(pointeur = chaine_descripteurs, i = 0;
4276: i < ds_nombre_maximum_fichiers_ouverts;
4277: (*pointeur) = d_code_espace, pointeur++, i++);
4278: (*pointeur) = d_code_fin_chaine;
4279:
4280: do
4281: {
4282: chaine_descripteurs[(*((struct_descripteur_fichier *)
4283: (*l_element_courant).donnee)).identifiant] = '-';
4284: l_element_courant = (*l_element_courant).suivant;
4285: } while(l_element_courant != NULL);
4286:
4287: i = 0;
4288: pointeur = chaine_descripteurs;
4289:
4290: while(i < ds_nombre_maximum_fichiers_ouverts)
4291: {
4292: if ((*pointeur) == ' ')
4293: {
4294: break;
4295: }
4296:
4297: pointeur++;
4298: i++;
4299: }
4300:
4301: free(chaine_descripteurs);
4302:
4303: if (i == ds_nombre_maximum_fichiers_ouverts)
4304: {
4305: (*s_etat_processus).erreur_systeme =
4306: d_es_nombre_max_descripteurs;
4307: return;
4308: }
4309:
4310: prochain_descripteur = i;
4311:
4312: /*
4313: * Ajout d'un élément à la fin de la liste chaînée
4314: */
4315:
4316: l_element_courant = (*s_etat_processus).s_fichiers;
4317: while((*l_element_courant).suivant != NULL)
4318: {
4319: l_element_courant = (*l_element_courant).suivant;
4320: }
4321:
4322: if (((*l_element_courant).suivant =
4323: allocation_maillon(s_etat_processus)) == NULL)
4324: {
4325: (*s_etat_processus).erreur_systeme =
4326: d_es_allocation_memoire;
4327: return;
4328: }
4329:
4330: l_element_courant = (*l_element_courant).suivant;
4331: (*l_element_courant).suivant = NULL;
4332:
4333: if (((*l_element_courant).donnee =
4334: malloc(sizeof(struct_descripteur_fichier))) == NULL)
4335: {
4336: (*s_etat_processus).erreur_systeme =
4337: d_es_allocation_memoire;
4338: return;
4339: }
4340: }
4341:
4342: (*((struct_fichier *) (*s_objet_resultat).objet)).descripteur
4343: = prochain_descripteur;
4344: (*((struct_descripteur_fichier *) (*l_element_courant).donnee))
4345: .identifiant = prochain_descripteur;
4346:
4347: if (type_acces == 'S')
4348: {
4349: (*((struct_descripteur_fichier *) (*l_element_courant).donnee))
4350: .type = 'C';
4351: (*((struct_descripteur_fichier *) (*l_element_courant).donnee))
4352: .descripteur_c = descripteur;
4353: }
4354: else
4355: {
4356: (*((struct_descripteur_fichier *) (*l_element_courant).donnee))
4357: .type = 'S';
4358: (*((struct_descripteur_fichier *) (*l_element_courant).donnee))
4359: .descripteur_c = descripteur;
4360: (*((struct_descripteur_fichier *) (*l_element_courant).donnee))
4361: .descripteur_sqlite = sqlite;
4362: }
4363:
4364: (*((struct_descripteur_fichier *) (*l_element_courant).donnee))
4365: .pid = getpid();
4366: (*((struct_descripteur_fichier *) (*l_element_courant).donnee))
4367: .tid = pthread_self();
4368: (*((struct_descripteur_fichier *) (*l_element_courant).donnee))
4369: .effacement = (type_ouverture == 'S') ? 'Y' : 'N';
4370:
4371: (*((struct_descripteur_fichier *) (*l_element_courant)
4372: .donnee)).nom = nom;
4373: }
4374: else if (type_arguments == 'S')
4375: {
4376: /*
4377: * Traitement des sockets
4378: */
4379:
4380:
4381: inline logical1 options_socket()
4382: {
4383: /*
4384: * Options des sockets
4385: */
4386:
4387: # define WARNING(message) \
4388: if ((*s_etat_processus).langue != 'F') \
4389: printf("+++Warning : %s unavailable on host system\n", \
4390: message); \
4391: else \
4392: printf("+++Attention : %s non disponible sur le système " \
4393: "hôte\n", message)
4394:
4395: if (options[d_BIND_TO_DEVICE] == 'Y')
4396: {
4397: # ifdef SO_BINDTODEVICE
4398: if (setsockopt((*((struct_socket *) (*s_objet_resultat)
4399: .objet)).socket, SOL_SOCKET, SO_BINDTODEVICE,
4400: peripherique, strlen(peripherique)) != 0)
4401: {
4402: liberation(s_etat_processus, s_objet_argument);
4403: liberation(s_etat_processus, s_objet_resultat);
4404:
4405: (*s_etat_processus).erreur_execution =
4406: d_ex_erreur_parametre_fichier;
4407: return(d_erreur);
4408: }
4409: # else
4410: WARNING("BIND TO DEVICE");
4411: # endif
4412: }
4413:
4414: if (options[d_BROADCAST] == 'Y')
4415: {
4416: if (setsockopt((*((struct_socket *) (*s_objet_resultat)
4417: .objet)).socket, SOL_SOCKET, SO_BROADCAST,
4418: &drapeau, sizeof(drapeau)) != 0)
4419: {
4420: liberation(s_etat_processus, s_objet_argument);
4421: liberation(s_etat_processus, s_objet_resultat);
4422:
4423: (*s_etat_processus).erreur_execution =
4424: d_ex_erreur_parametre_fichier;
4425: return(d_erreur);
4426: }
4427: }
4428:
4429: if (options[d_DONT_ROUTE] == 'Y')
4430: {
4431: if (setsockopt((*((struct_socket *) (*s_objet_resultat)
4432: .objet)).socket, SOL_SOCKET, SO_DONTROUTE,
4433: &drapeau, sizeof(drapeau)) != 0)
4434: {
4435: liberation(s_etat_processus, s_objet_argument);
4436: liberation(s_etat_processus, s_objet_resultat);
4437:
4438: (*s_etat_processus).erreur_execution =
4439: d_ex_erreur_parametre_fichier;
4440: return(d_erreur);
4441: }
4442: }
4443:
4444: if (options[d_KEEP_ALIVE] == 'Y')
4445: {
4446: if (setsockopt((*((struct_socket *) (*s_objet_resultat)
4447: .objet)).socket, SOL_SOCKET, SO_KEEPALIVE,
4448: &drapeau, sizeof(drapeau)) != 0)
4449: {
4450: liberation(s_etat_processus, s_objet_argument);
4451: liberation(s_etat_processus, s_objet_resultat);
4452:
4453: (*s_etat_processus).erreur_execution =
4454: d_ex_erreur_parametre_fichier;
4455: return(d_erreur);
4456: }
4457: }
4458:
4459: if (options[d_PRIORITY] == 'Y')
4460: {
4461: # ifdef SO_PRIORITY
4462: if (setsockopt((*((struct_socket *) (*s_objet_resultat)
4463: .objet)).socket, SOL_SOCKET, SO_PRIORITY,
4464: &priorite, sizeof(priorite)) != 0)
4465: {
4466: liberation(s_etat_processus, s_objet_argument);
4467: liberation(s_etat_processus, s_objet_resultat);
4468:
4469: (*s_etat_processus).erreur_execution =
4470: d_ex_erreur_parametre_fichier;
4471: return(d_erreur);
4472: }
4473: # else
4474: WARNING("PRIORITY");
4475: # endif
4476: }
4477:
4478: if (options[d_RECEIVE_BUFFER] == 'Y')
4479: {
4480: if (setsockopt((*((struct_socket *) (*s_objet_resultat)
4481: .objet)).socket, SOL_SOCKET, SO_RCVBUF,
4482: &buffer_reception, sizeof(buffer_reception)) != 0)
4483: {
4484: liberation(s_etat_processus, s_objet_argument);
4485: liberation(s_etat_processus, s_objet_resultat);
4486:
4487: (*s_etat_processus).erreur_execution =
4488: d_ex_erreur_parametre_fichier;
4489: return(d_erreur);
4490: }
4491: }
4492:
4493: if (options[d_FORCE_RECEIVE_BUFFER] == 'Y')
4494: {
4495: # ifdef SO_RCVBUFFORCE
4496: if (setsockopt((*((struct_socket *) (*s_objet_resultat)
4497: .objet)).socket, SOL_SOCKET, SO_RCVBUFFORCE,
4498: &buffer_reception, sizeof(buffer_reception))
4499: != 0)
4500: {
4501: liberation(s_etat_processus, s_objet_argument);
4502: liberation(s_etat_processus, s_objet_resultat);
4503:
4504: (*s_etat_processus).erreur_execution =
4505: d_ex_erreur_parametre_fichier;
4506: return(d_erreur);
4507: }
4508: # else
4509: WARNING("FORCE_RECEIVE_BUFFER");
4510: # endif
4511: }
4512:
4513: if (options[d_SEND_BUFFER] == 'Y')
4514: {
4515: if (setsockopt((*((struct_socket *) (*s_objet_resultat)
4516: .objet)).socket, SOL_SOCKET, SO_SNDBUF,
4517: &buffer_emission, sizeof(buffer_emission)) != 0)
4518: {
4519: liberation(s_etat_processus, s_objet_argument);
4520: liberation(s_etat_processus, s_objet_resultat);
4521:
4522: (*s_etat_processus).erreur_execution =
4523: d_ex_erreur_parametre_fichier;
4524: return(d_erreur);
4525: }
4526: }
4527:
4528: if (options[d_FORCE_SEND_BUFFER] == 'Y')
4529: {
4530: # ifdef SO_SNDBUFFORCE
4531: if (setsockopt((*((struct_socket *) (*s_objet_resultat)
4532: .objet)).socket, SOL_SOCKET, SO_SNDBUFFORCE,
4533: &buffer_emission, sizeof(buffer_emission)) != 0)
4534: {
4535: liberation(s_etat_processus, s_objet_argument);
4536: liberation(s_etat_processus, s_objet_resultat);
4537:
4538: (*s_etat_processus).erreur_execution =
4539: d_ex_erreur_parametre_fichier;
4540: return(d_erreur);
4541: }
4542: # else
4543: WARNING("FORCE_SEND_BUFFER");
4544: # endif
4545: }
4546:
4547: if (options[d_RECEIVING_TIMEOUT] == 'Y')
4548: {
4549: if (setsockopt((*((struct_socket *) (*s_objet_resultat)
4550: .objet)).socket, SOL_SOCKET, SO_RCVTIMEO,
4551: &timeout_reception, sizeof(timeout_reception)) != 0)
4552: {
4553: liberation(s_etat_processus, s_objet_argument);
4554: liberation(s_etat_processus, s_objet_resultat);
4555:
4556: (*s_etat_processus).erreur_execution =
4557: d_ex_erreur_parametre_fichier;
4558: return(d_erreur);
4559: }
4560: }
4561:
4562: if (options[d_SENDING_TIMEOUT] == 'Y')
4563: {
4564: if (setsockopt((*((struct_socket *) (*s_objet_resultat)
4565: .objet)).socket, SOL_SOCKET, SO_SNDTIMEO,
4566: &timeout_emission, sizeof(timeout_emission)) != 0)
4567: {
4568: liberation(s_etat_processus, s_objet_argument);
4569: liberation(s_etat_processus, s_objet_resultat);
4570:
4571: (*s_etat_processus).erreur_execution =
4572: d_ex_erreur_parametre_fichier;
4573: return(d_erreur);
4574: }
4575: }
4576:
4577: if (options[d_REUSE_ADDRESS] == 'Y')
4578: {
4579: if (setsockopt((*((struct_socket *) (*s_objet_resultat)
4580: .objet)).socket, SOL_SOCKET, SO_REUSEADDR,
4581: &drapeau, sizeof(drapeau)) != 0)
4582: {
4583: liberation(s_etat_processus, s_objet_argument);
4584: liberation(s_etat_processus, s_objet_resultat);
4585:
4586: (*s_etat_processus).erreur_execution =
4587: d_ex_erreur_parametre_fichier;
4588: return(d_erreur);
4589: }
4590: }
4591:
4592: return(d_absence_erreur);
4593: #undef WARNING
4594: }
4595:
4596: /*
4597: * Vérification de la cohérence des arguments et traitement
4598: * des valeurs par défaut.
4599: */
4600:
4601: if (format == ' ')
4602: {
4603: format = 'N';
4604: }
4605:
4606: if (protection == ' ')
4607: {
4608: protection = 'N';
4609: }
4610:
4611: if (type_domaine == ' ')
4612: {
4613: type_domaine = 'L';
4614: }
4615:
4616: if (type_socket == ' ')
4617: {
4618: type_socket = 'S';
4619: type = SOCK_STREAM;
4620: }
4621:
4622: if (nom != NULL)
4623: {
4624: if (strcmp(protocole, "") == 0)
4625: {
4626: strcpy(protocole, "UNIX");
4627: }
4628: }
4629: else
4630: {
4631: if (strcmp(protocole, "") == 0)
4632: {
4633: strcpy(protocole, "IPV4");
4634: }
4635: }
4636:
4637: if ((nom != NULL) && (hote != NULL))
4638: {
4639: liberation(s_etat_processus, s_objet_argument);
4640:
4641: (*s_etat_processus).erreur_execution =
4642: d_ex_erreur_parametre_fichier;
4643: return;
4644: }
4645:
4646: if ((nom != NULL) && (strcmp(protocole, "UNIX") != 0))
4647: {
4648: liberation(s_etat_processus, s_objet_argument);
4649:
4650: (*s_etat_processus).erreur_execution =
4651: d_ex_erreur_parametre_fichier;
4652: return;
4653: }
4654:
4655: if ((hote != NULL) && (strcmp(protocole, "UNIX") == 0))
4656: {
4657: liberation(s_etat_processus, s_objet_argument);
4658:
4659: (*s_etat_processus).erreur_execution =
4660: d_ex_erreur_parametre_fichier;
4661: return;
4662: }
4663:
4664: if ((nom != NULL) && (type_domaine == 'F') && (type_adresse != ' '))
4665: {
4666: liberation(s_etat_processus, s_objet_argument);
4667:
4668: (*s_etat_processus).erreur_execution =
4669: d_ex_erreur_parametre_fichier;
4670: return;
4671: }
4672:
4673: if ((presence_port == d_vrai) && (nom != NULL))
4674: {
4675: liberation(s_etat_processus, s_objet_argument);
4676:
4677: (*s_etat_processus).erreur_execution =
4678: d_ex_erreur_parametre_fichier;
4679: return;
4680: }
4681:
4682: if ((type_adresse == ' ') && (type_domaine == 'L'))
4683: {
4684: if (strcmp(protocole, "IPV4") == 0)
4685: {
4686: for(i = 0; i < 4; adresse[i++] = 0);
4687: type_adresse = '4';
4688: }
4689: else if (strcmp(protocole, "IPV6") == 0)
4690: {
4691: for(i = 0; i < 16; adresse[i++] = 0);
4692: type_adresse = '6';
4693: }
4694: else
4695: {
4696: liberation(s_etat_processus, s_objet_argument);
4697:
4698: (*s_etat_processus).erreur_execution =
4699: d_ex_erreur_parametre_fichier;
4700: return;
4701: }
4702: }
4703:
4704: if (((strcmp(protocole, "IPV4") == 0) && (type_adresse == '6')) ||
4705: ((strcmp(protocole, "IPV6") == 0) && (type_adresse == '4')))
4706: {
4707: liberation(s_etat_processus, s_objet_argument);
4708:
4709: (*s_etat_processus).erreur_execution =
4710: d_ex_erreur_parametre_fichier;
4711: return;
4712: }
4713:
4714: if ((nombre_maximal_connexions != 0) && ((type_socket != 'S') &&
4715: (type_socket != 'Q')))
4716: {
4717: liberation(s_etat_processus, s_objet_argument);
4718:
4719: (*s_etat_processus).erreur_execution =
4720: d_ex_erreur_parametre_fichier;
4721: return;
4722: }
4723:
4724: if (nombre_maximal_connexions == 0)
4725: {
4726: nombre_maximal_connexions = 1;
4727: }
4728:
4729: if (protocole_socket == NULL)
4730: {
4731: protocole_numerique = 0;
4732: }
4733: else
4734: {
4735: if (strcmp(protocole_socket, "IPV4") == 0)
4736: {
4737: protocole_socket[2] = d_code_fin_chaine;
4738: }
4739:
4740: if ((s_protocole = getprotobyname(protocole_socket)) == NULL)
4741: {
4742: liberation(s_etat_processus, s_objet_argument);
4743:
4744: (*s_etat_processus).erreur_execution =
4745: d_ex_erreur_parametre_fichier;
4746: return;
4747: }
4748:
4749: protocole_numerique = (*s_protocole).p_proto;
4750: }
4751:
4752: if ((s_objet_resultat = allocation(s_etat_processus, SCK))
4753: == NULL)
4754: {
4755: (*s_etat_processus).erreur_systeme =
4756: d_es_allocation_memoire;
4757: return;
4758: }
4759:
4760: if (((*((struct_socket *) (*s_objet_resultat).objet)).format =
4761: allocation(s_etat_processus, LST)) == NULL)
4762: {
4763: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
4764: return;
4765: }
4766:
4767: (*((struct_socket *) (*s_objet_resultat).objet)).protection
4768: = protection;
4769: (*(*((struct_socket *) (*s_objet_resultat).objet))
4770: .format).objet = NULL;
4771: (*((struct_socket *) (*s_objet_resultat).objet)).adresse = NULL;
4772:
4773: switch(type_socket)
4774: {
4775: case 'S' :
4776: type = SOCK_STREAM;
4777: strcpy((*((struct_socket *) (*s_objet_resultat).objet)).
4778: type, "STREAM");
4779: break;
4780:
4781: case 'D' :
4782: type = SOCK_DGRAM;
4783: strcpy((*((struct_socket *) (*s_objet_resultat).objet)).
4784: type, "DATAGRAM");
4785: break;
4786:
4787: case 'Q' :
4788: strcpy((*((struct_socket *) (*s_objet_resultat).objet)).
4789: type, "SEQUENTIAL DATAGRAM");
4790: type = SOCK_SEQPACKET;
4791: break;
4792:
4793: case 'R' :
4794: type = SOCK_RAW;
4795: strcpy((*((struct_socket *) (*s_objet_resultat).objet)).
4796: type, "RAW");
4797: break;
4798:
4799: case 'M' :
4800: type = SOCK_RDM;
4801: strcpy((*((struct_socket *) (*s_objet_resultat).objet)).
4802: type, "ROBUST DATAGRAM");
4803: break;
4804:
4805: default :
4806: BUG(1, printf("type_socket=%c\n", type_socket));
4807: break;
4808: }
4809:
4810: if ((protection != 'N') && ((type_socket != 'S') &&
4811: (type_socket != 'Q')))
4812: {
4813: liberation(s_etat_processus, s_objet_argument);
4814: liberation(s_etat_processus, s_objet_resultat);
4815:
4816: (*s_etat_processus).erreur_execution =
4817: d_ex_erreur_parametre_fichier;
4818: return;
4819: }
4820:
4821: if (nom == NULL)
4822: {
4823: if (((*((struct_socket *) (*s_objet_resultat).objet)).adresse =
4824: malloc(sizeof(unsigned char))) == NULL)
4825: {
4826: (*s_etat_processus).erreur_systeme =
4827: d_es_allocation_memoire;
4828: return;
4829: }
4830:
4831: strcpy((*((struct_socket *) (*s_objet_resultat).objet)).adresse,
4832: "");
4833: }
4834: else
4835: {
4836: if (((*((struct_socket *) (*s_objet_resultat).objet)).adresse =
4837: transliteration(s_etat_processus, nom,
4838: d_locale, "UTF-8")) == NULL)
4839: {
4840: liberation(s_etat_processus, s_objet_argument);
4841: liberation(s_etat_processus, s_objet_resultat);
4842: return;
4843: }
4844: }
4845:
4846: if (((*((struct_socket *) (*s_objet_resultat).objet))
4847: .adresse_distante = malloc(sizeof(unsigned char))) == NULL)
4848: {
4849: (*s_etat_processus).erreur_systeme =
4850: d_es_allocation_memoire;
4851: return;
4852: }
4853:
4854: strcpy((*((struct_socket *) (*s_objet_resultat).objet))
4855: .adresse_distante, "");
4856:
4857: (*((struct_socket *) (*s_objet_resultat).objet)).localisation =
4858: type_domaine;
4859: (*((struct_socket *) (*s_objet_resultat).objet)).binaire =
4860: format;
4861: (*((struct_socket *) (*s_objet_resultat).objet)).pid =
4862: getpid();
4863: (*((struct_socket *) (*s_objet_resultat).objet)).tid =
4864: pthread_self();
4865: (*((struct_socket *) (*s_objet_resultat).objet)).socket_en_ecoute
4866: = 'Y';
4867: (*((struct_socket *) (*s_objet_resultat).objet)).socket_connectee
4868: = d_faux;
4869:
4870: if (type_domaine == 'L')
4871: { // Socket serveur
4872: if (nom != NULL)
4873: {
4874: /*
4875: * La socket locale est dans l'espace des noms.
4876: */
4877:
4878: if (((*((struct_socket *) (*s_objet_resultat).objet))
4879: .socket = socket(PF_UNIX, type,
4880: protocole_numerique)) == -1)
4881: {
4882: liberation(s_etat_processus, s_objet_argument);
4883: liberation(s_etat_processus, s_objet_resultat);
4884:
4885: (*s_etat_processus).erreur_execution =
4886: d_ex_erreur_acces_fichier;
4887: return;
4888: }
4889:
4890: (*((struct_socket *) (*s_objet_resultat).objet)).domaine
4891: = PF_UNIX;
4892: (*((struct_socket *) (*s_objet_resultat).objet)).effacement
4893: = 'Y';
4894:
4895: socket_unix.sun_family = AF_UNIX;
4896:
4897: pointeur = (*((struct_socket *)
4898: (*s_objet_resultat).objet)).adresse;
4899:
4900: while((*pointeur) == d_code_espace)
4901: {
4902: pointeur++;
4903: }
4904:
4905: strncpy(socket_unix.sun_path, pointeur, UNIX_PATH_MAX);
4906: socket_unix.sun_path[UNIX_PATH_MAX - 1] = d_code_fin_chaine;
4907:
4908: if (options_socket() == d_erreur)
4909: {
4910: liberation(s_etat_processus, s_objet_argument);
4911: liberation(s_etat_processus, s_objet_resultat);
4912:
4913: return;
4914: }
4915:
4916: if (bind((*((struct_socket *) (*s_objet_resultat).objet))
4917: .socket, (const struct sockaddr *) &socket_unix,
4918: sizeof(socket_unix)) != 0)
4919: {
4920: liberation(s_etat_processus, s_objet_argument);
4921: liberation(s_etat_processus, s_objet_resultat);
4922:
4923: (*s_etat_processus).erreur_execution =
4924: d_ex_erreur_acces_fichier;
4925: return;
4926: }
4927: }
4928: else
4929: {
4930: /*
4931: * La socket est une socket réseau locale. L'adresse
4932: * passée en argument est l'adresse sur laquelle
4933: * cette socket est à l'écoute.
4934: */
4935:
4936: (*((struct_socket *) (*s_objet_resultat).objet)).effacement
4937: = 'N';
4938:
4939: if (hote != NULL)
4940: { // Hôte défini par un nom
4941: resolution = NULL;
4942:
4943: if (getaddrinfo(hote, NULL, NULL, &resolution) != 0)
4944: {
4945: liberation(s_etat_processus, s_objet_argument);
4946: liberation(s_etat_processus, s_objet_resultat);
4947:
4948: if (resolution != NULL)
4949: {
4950: freeaddrinfo(resolution);
4951: }
4952:
4953: (*s_etat_processus).erreur_execution =
4954: d_ex_erreur_acces_fichier;
4955: return;
4956: }
4957:
4958: if (strcmp(protocole, "IPV4") == 0)
4959: { // Accès en IPv4
4960: resolution_courante = resolution;
4961:
4962: while(resolution_courante != NULL)
4963: {
4964: if ((*resolution_courante).ai_family ==
4965: AF_INET)
4966: {
4967: break;
4968: }
4969:
4970: resolution_courante = (*resolution_courante)
4971: .ai_next;
4972: }
4973:
4974: if (resolution_courante == NULL)
4975: {
4976: liberation(s_etat_processus, s_objet_argument);
4977: liberation(s_etat_processus, s_objet_resultat);
4978:
4979: freeaddrinfo(resolution);
4980:
4981: (*s_etat_processus).erreur_execution =
4982: d_ex_erreur_acces_fichier;
4983: return;
4984: }
4985:
4986: if (((*((struct_socket *)
4987: (*s_objet_resultat).objet))
4988: .socket = socket(PF_INET, type,
4989: protocole_numerique)) == -1)
4990: {
4991: liberation(s_etat_processus, s_objet_argument);
4992: liberation(s_etat_processus, s_objet_resultat);
4993:
4994: freeaddrinfo(resolution);
4995:
4996: (*s_etat_processus).erreur_execution =
4997: d_ex_erreur_acces_fichier;
4998: return;
4999: }
5000:
5001: (*((struct_socket *) (*s_objet_resultat).objet))
5002: .domaine = PF_INET;
5003:
5004: memset(&socket_ipv4, 0, sizeof(socket_ipv4));
5005: socket_ipv4.sin_family = AF_INET;
5006: socket_ipv4.sin_port = htons((uint16_t) port);
5007: socket_ipv4.sin_addr.s_addr =
5008: (*((struct sockaddr_in *)
5009: (*resolution_courante).ai_addr))
5010: .sin_addr.s_addr;
5011:
5012: if (options_socket() == d_erreur)
5013: {
5014: liberation(s_etat_processus, s_objet_argument);
5015: liberation(s_etat_processus, s_objet_resultat);
5016:
5017: freeaddrinfo(resolution);
5018: return;
5019: }
5020:
5021: if (bind((*((struct_socket *) (*s_objet_resultat)
5022: .objet)).socket, (const struct sockaddr *)
5023: &socket_ipv4, sizeof(socket_ipv4)) != 0)
5024: {
5025: liberation(s_etat_processus, s_objet_argument);
5026: liberation(s_etat_processus, s_objet_resultat);
5027:
5028: freeaddrinfo(resolution);
5029:
5030: (*s_etat_processus).erreur_execution =
5031: d_ex_erreur_acces_fichier;
5032: return;
5033: }
5034:
5035: free((*((struct_socket *) (*s_objet_resultat)
5036: .objet)).adresse);
5037:
5038: if (((*((struct_socket *) (*s_objet_resultat)
5039: .objet)).adresse = malloc(22 *
5040: sizeof(unsigned char))) == NULL)
5041: {
5042: (*s_etat_processus).erreur_systeme =
5043: d_es_allocation_memoire;
5044: return;
5045: }
5046:
5047: sprintf((*((struct_socket *) (*s_objet_resultat)
5048: .objet)).adresse, "%d.%d.%d.%d",
5049: (ntohl((*((struct sockaddr_in *)
5050: (*resolution_courante).ai_addr)).sin_addr
5051: .s_addr) >> 24) & 0xFF,
5052: (ntohl((*((struct sockaddr_in *)
5053: (*resolution_courante).ai_addr)).sin_addr
5054: .s_addr) >> 16) & 0xFF,
5055: (ntohl((*((struct sockaddr_in *)
5056: (*resolution_courante).ai_addr)).sin_addr
5057: .s_addr) >> 8) & 0xFF,
5058: ntohl((*((struct sockaddr_in *)
5059: (*resolution_courante).ai_addr)).sin_addr
5060: .s_addr) & 0xFF);
5061: }
5062: else
5063: { // Accès en IPv6
5064: # ifdef IPV6
5065: resolution_courante = resolution;
5066:
5067: while(resolution_courante != NULL)
5068: {
5069: if ((*resolution_courante).ai_family ==
5070: AF_INET6)
5071: {
5072: break;
5073: }
5074:
5075: resolution_courante = (*resolution_courante)
5076: .ai_next;
5077: }
5078:
5079: if (resolution_courante == NULL)
5080: {
5081: liberation(s_etat_processus, s_objet_argument);
5082: liberation(s_etat_processus, s_objet_resultat);
5083:
5084: freeaddrinfo(resolution);
5085:
5086: (*s_etat_processus).erreur_execution =
5087: d_ex_erreur_acces_fichier;
5088: return;
5089: }
5090:
5091: if (((*((struct_socket *)
5092: (*s_objet_resultat).objet))
5093: .socket = socket(PF_INET6, type,
5094: protocole_numerique)) == -1)
5095: {
5096: liberation(s_etat_processus, s_objet_argument);
5097: liberation(s_etat_processus, s_objet_resultat);
5098:
5099: freeaddrinfo(resolution);
5100:
5101: (*s_etat_processus).erreur_execution =
5102: d_ex_erreur_acces_fichier;
5103: return;
5104: }
5105:
5106: (*((struct_socket *) (*s_objet_resultat).objet))
5107: .domaine = PF_INET6;
5108:
5109: memset(&socket_ipv6, 0, sizeof(socket_ipv6));
5110: socket_ipv6.sin6_family = AF_INET6;
5111: socket_ipv6.sin6_port = htons((uint16_t) port);
5112:
5113: for(i = 0; i < 16;
5114: socket_ipv6.sin6_addr.s6_addr[i] =
5115: (*((struct sockaddr_in6 *)
5116: (*resolution_courante).ai_addr))
5117: .sin6_addr.s6_addr[i], i++);
5118:
5119: if (options_socket() == d_erreur)
5120: {
5121: liberation(s_etat_processus, s_objet_argument);
5122: liberation(s_etat_processus, s_objet_resultat);
5123:
5124: freeaddrinfo(resolution);
5125: return;
5126: }
5127:
5128: if (bind((*((struct_socket *) (*s_objet_resultat)
5129: .objet)).socket, (const struct sockaddr *)
5130: &socket_ipv6, sizeof(socket_ipv6)) != 0)
5131: {
5132: liberation(s_etat_processus, s_objet_argument);
5133: liberation(s_etat_processus, s_objet_resultat);
5134:
5135: freeaddrinfo(resolution);
5136:
5137: (*s_etat_processus).erreur_execution =
5138: d_ex_erreur_acces_fichier;
5139: return;
5140: }
5141:
5142: free((*((struct_socket *) (*s_objet_resultat)
5143: .objet)).adresse);
5144:
5145: if (((*((struct_socket *) (*s_objet_resultat)
5146: .objet)).adresse = malloc(55 *
5147: sizeof(unsigned char))) == NULL)
5148: {
5149: (*s_etat_processus).erreur_systeme =
5150: d_es_allocation_memoire;
5151: return;
5152: }
5153:
5154: for(i = 0; i < 16; i++)
5155: {
5156: sprintf((*((struct_socket *) (*s_objet_resultat)
5157: .objet)).adresse,
5158: (i == 0) ? "%s%X" : "%s:%X",
5159: (*((struct_socket *) (*s_objet_resultat)
5160: .objet)).adresse,
5161: (*((struct sockaddr_in6 *)
5162: (*resolution_courante).ai_addr))
5163: .sin6_addr.s6_addr[i]);
5164: }
5165: # else
5166: if ((*s_etat_processus).langue == 'F')
5167: {
5168: printf("+++Attention : Support du protocole"
5169: " IPv6 indisponible\n");
5170: }
5171: else
5172: {
5173: printf("+++Warning : IPv6 support "
5174: "unavailable\n");
5175: }
5176:
5177: liberation(s_etat_processus, s_objet_argument);
5178: liberation(s_etat_processus, s_objet_resultat);
5179:
5180: freeaddrinfo(resolution);
5181:
5182: (*s_etat_processus).erreur_execution =
5183: d_ex_instruction_indisponible;
5184: return;
5185: # endif
5186: }
5187:
5188: freeaddrinfo(resolution);
5189:
5190: sprintf((*((struct_socket *) (*s_objet_resultat)
5191: .objet)).adresse, "%s(%u)",
5192: (*((struct_socket *) (*s_objet_resultat)
5193: .objet)).adresse, (unsigned int) port);
5194: }
5195: else
5196: { // Hôte défini par une adresse
5197: if (strcmp(protocole, "IPV4") == 0)
5198: { // Accès en IPv4
5199: free((*((struct_socket *) (*s_objet_resultat)
5200: .objet)).adresse);
5201:
5202: if (((*((struct_socket *) (*s_objet_resultat)
5203: .objet)).adresse = malloc(22 *
5204: sizeof(unsigned char))) == NULL)
5205: {
5206: (*s_etat_processus).erreur_systeme =
5207: d_es_allocation_memoire;
5208: return;
5209: }
5210:
5211: (*((struct_socket *) (*s_objet_resultat).objet))
5212: .adresse[0] = d_code_fin_chaine;
5213:
5214: for(i = 0; i < 4; i++)
5215: {
5216: sprintf((*((struct_socket *) (*s_objet_resultat)
5217: .objet)).adresse,
5218: (i == 0) ? "%s%d" : "%s.%d",
5219: (*((struct_socket *) (*s_objet_resultat)
5220: .objet)).adresse, (int) adresse[i]);
5221: }
5222:
5223: sprintf((*((struct_socket *) (*s_objet_resultat)
5224: .objet)).adresse, "%s(%u)",
5225: (*((struct_socket *) (*s_objet_resultat)
5226: .objet)).adresse, (unsigned int) port);
5227:
5228: if (((*((struct_socket *)
5229: (*s_objet_resultat).objet))
5230: .socket = socket(PF_INET, type,
5231: protocole_numerique)) == -1)
5232: {
5233: liberation(s_etat_processus, s_objet_argument);
5234: liberation(s_etat_processus, s_objet_resultat);
5235:
5236: (*s_etat_processus).erreur_execution =
5237: d_ex_erreur_acces_fichier;
5238: return;
5239: }
5240:
5241: (*((struct_socket *) (*s_objet_resultat).objet))
5242: .domaine = PF_INET;
5243:
5244: memset(&socket_ipv4, 0, sizeof(socket_ipv4));
5245: socket_ipv4.sin_family = AF_INET;
5246: socket_ipv4.sin_port = htons((uint16_t) port);
5247:
5248: adresse_ipv4 = 0;
5249: for(i = 0; i < 4; adresse_ipv4 =
5250: (256 * adresse_ipv4) + adresse[i++]);
5251:
5252: socket_ipv4.sin_addr.s_addr = htonl(adresse_ipv4);
5253:
5254: if (options_socket() == d_erreur)
5255: {
5256: liberation(s_etat_processus, s_objet_argument);
5257: liberation(s_etat_processus, s_objet_resultat);
5258:
5259: return;
5260: }
5261:
5262: if (bind((*((struct_socket *) (*s_objet_resultat)
5263: .objet)).socket, (const struct sockaddr *)
5264: &socket_ipv4, sizeof(socket_ipv4)) != 0)
5265: {
5266: liberation(s_etat_processus, s_objet_argument);
5267: liberation(s_etat_processus, s_objet_resultat);
5268:
5269: (*s_etat_processus).erreur_execution =
5270: d_ex_erreur_acces_fichier;
5271: return;
5272: }
5273: }
5274: else
5275: { // Accès en IPv6
5276: # ifdef IPV6
5277: free((*((struct_socket *) (*s_objet_resultat)
5278: .objet)).adresse);
5279:
5280: if (((*((struct_socket *) (*s_objet_resultat)
5281: .objet)).adresse = malloc(55 *
5282: sizeof(unsigned char))) == NULL)
5283: {
5284: (*s_etat_processus).erreur_systeme =
5285: d_es_allocation_memoire;
5286: return;
5287: }
5288:
5289: (*((struct_socket *) (*s_objet_resultat).objet))
5290: .adresse[0] = d_code_fin_chaine;
5291:
5292: for(i = 0; i < 16; i++)
5293: {
5294: sprintf((*((struct_socket *) (*s_objet_resultat)
5295: .objet)).adresse,
5296: (i == 0) ? "%s%X" : "%s:%X",
5297: (*((struct_socket *) (*s_objet_resultat)
5298: .objet)).adresse, (unsigned int)
5299: adresse[i]);
5300: }
5301:
5302: sprintf((*((struct_socket *) (*s_objet_resultat)
5303: .objet)).adresse, "%s(%u)",
5304: (*((struct_socket *) (*s_objet_resultat)
5305: .objet)).adresse, (unsigned int) port);
5306:
5307: if (((*((struct_socket *)
5308: (*s_objet_resultat).objet))
5309: .socket = socket(PF_INET6, type,
5310: protocole_numerique)) == -1)
5311: {
5312: liberation(s_etat_processus, s_objet_argument);
5313: liberation(s_etat_processus, s_objet_resultat);
5314:
5315: (*s_etat_processus).erreur_execution =
5316: d_ex_erreur_acces_fichier;
5317: return;
5318: }
5319:
5320: (*((struct_socket *) (*s_objet_resultat).objet))
5321: .domaine = PF_INET6;
5322:
5323: memset(&socket_ipv6, 0, sizeof(socket_ipv6));
5324: socket_ipv6.sin6_family = AF_INET6;
5325: socket_ipv6.sin6_port = htons((uint16_t) port);
5326:
5327: for(i = 0; i < 16;
5328: socket_ipv6.sin6_addr.s6_addr[i] =
5329: (unsigned char) (adresse[i]), i++);
5330:
5331: if (options_socket() == d_erreur)
5332: {
5333: liberation(s_etat_processus, s_objet_argument);
5334: liberation(s_etat_processus, s_objet_resultat);
5335:
5336: return;
5337: }
5338:
5339: if (bind((*((struct_socket *) (*s_objet_resultat)
5340: .objet)).socket, (const struct sockaddr *)
5341: &socket_ipv6, sizeof(socket_ipv6)) != 0)
5342: {
5343: liberation(s_etat_processus, s_objet_argument);
5344: liberation(s_etat_processus, s_objet_resultat);
5345:
5346: (*s_etat_processus).erreur_execution =
5347: d_ex_erreur_acces_fichier;
5348: return;
5349: }
5350: # else
5351: if ((*s_etat_processus).langue == 'F')
5352: {
5353: printf("+++Attention : Support du protocole"
5354: " IPv6 indisponible\n");
5355: }
5356: else
5357: {
5358: printf("+++Warning : IPv6 support "
5359: "unavailable\n");
5360: }
5361:
5362: liberation(s_etat_processus, s_objet_argument);
5363: liberation(s_etat_processus, s_objet_resultat);
5364:
5365: (*s_etat_processus).erreur_execution =
5366: d_ex_instruction_indisponible;
5367: return;
5368: # endif
5369: }
5370: }
5371:
5372: (*((struct_socket *) (*s_objet_resultat).objet)).effacement
5373: = 'N';
5374: }
5375:
5376: if ((type_socket == 'S') || (type_socket == 'Q'))
5377: {
5378: if (listen((*((struct_socket *) (*s_objet_resultat).objet))
5379: .socket, (int) nombre_maximal_connexions) != 0)
5380: {
5381: liberation(s_etat_processus, s_objet_argument);
5382: liberation(s_etat_processus, s_objet_resultat);
5383:
5384: (*s_etat_processus).erreur_execution =
5385: d_ex_erreur_acces_fichier;
5386: return;
5387: }
5388:
5389: (*((struct_socket *) (*s_objet_resultat).objet))
5390: .socket_connectee = d_vrai;
5391:
5392: if (protection == 'R')
5393: { // WRITEONLY
5394: if (shutdown((*((struct_socket *) (*s_objet_resultat)
5395: .objet)).socket, SHUT_RD) != 0)
5396: {
5397: liberation(s_etat_processus, s_objet_argument);
5398: liberation(s_etat_processus, s_objet_resultat);
5399:
5400: (*s_etat_processus).erreur_execution =
5401: d_ex_erreur_acces_fichier;
5402: return;
5403: }
5404: }
5405: else if (protection == 'W')
5406: { // READONLY
5407: if (shutdown((*((struct_socket *) (*s_objet_resultat)
5408: .objet)).socket, SHUT_WR) != 0)
5409: {
5410: liberation(s_etat_processus, s_objet_argument);
5411: liberation(s_etat_processus, s_objet_resultat);
5412:
5413: (*s_etat_processus).erreur_execution =
5414: d_ex_erreur_acces_fichier;
5415: return;
5416: }
5417: }
5418: else
5419: { // READWRITE
5420: }
5421: }
5422: }
5423: else
5424: { // Socket cliente
5425: (*((struct_socket *) (*s_objet_resultat).objet)).effacement
5426: = 'N';
5427:
5428: /*
5429: * Dans le cas où la socket n'est pas connectée, on
5430: * ne peut utiliser ni "NAME", ni "HOST", ni "PORT",
5431: * et encore moins spécifier une adresse. En effet, la cible
5432: * est défini par la commande TARGET.
5433: */
5434:
5435: if ((type_socket != 'S') && (type_socket != 'Q'))
5436: {
5437: if ((presence_port == d_vrai) || (hote != NULL) ||
5438: (nom != NULL) || (type_adresse != ' '))
5439: {
5440: liberation(s_etat_processus, s_objet_argument);
5441: liberation(s_etat_processus, s_objet_resultat);
5442:
5443: (*s_etat_processus).erreur_execution =
5444: d_ex_erreur_parametre_fichier;
5445: return;
5446: }
5447: }
5448:
5449: if (nom != NULL)
5450: {
5451: /*
5452: * La socket est dans l'espace des noms.
5453: */
5454:
5455: if (((*((struct_socket *) (*s_objet_resultat).objet))
5456: .socket = socket(PF_UNIX, type,
5457: protocole_numerique)) == -1)
5458: {
5459: liberation(s_etat_processus, s_objet_argument);
5460: liberation(s_etat_processus, s_objet_resultat);
5461:
5462: (*s_etat_processus).erreur_execution =
5463: d_ex_erreur_acces_fichier;
5464: return;
5465: }
5466:
5467: (*((struct_socket *) (*s_objet_resultat).objet))
5468: .domaine = PF_UNIX;
5469:
5470: socket_unix.sun_family = AF_UNIX;
5471: strncpy(socket_unix.sun_path, (*((struct_socket *)
5472: (*s_objet_resultat).objet)).adresse, UNIX_PATH_MAX);
5473: socket_unix.sun_path[UNIX_PATH_MAX - 1] = d_code_fin_chaine;
5474:
5475: if ((type_socket == 'S') || (type_socket == 'Q'))
5476: {
5477: if (connect((*((struct_socket *) (*s_objet_resultat)
5478: .objet)).socket, (const struct sockaddr *)
5479: &socket_unix, sizeof(socket_unix)) != 0)
5480: {
5481: liberation(s_etat_processus, s_objet_argument);
5482: liberation(s_etat_processus, s_objet_resultat);
5483:
5484: (*s_etat_processus).erreur_execution =
5485: d_ex_erreur_acces_fichier;
5486: return;
5487: }
5488:
5489: (*((struct_socket *) (*s_objet_resultat).objet))
5490: .socket_connectee = d_vrai;
5491: (*((struct_socket *) (*s_objet_resultat).objet))
5492: .socket_en_ecoute = 'N';
5493: }
5494: }
5495: else
5496: {
5497: /*
5498: * La socket est une socket réseau. L'adresse
5499: * passée en argument est l'adresse sur laquelle
5500: * cette socket est à l'écoute.
5501: */
5502:
5503: if (hote != NULL)
5504: { // Hôte défini par un nom
5505: resolution = NULL;
5506:
5507: if (getaddrinfo(hote, NULL, NULL, &resolution) != 0)
5508: {
5509: liberation(s_etat_processus, s_objet_argument);
5510: liberation(s_etat_processus, s_objet_resultat);
5511:
5512: if (resolution != NULL)
5513: {
5514: freeaddrinfo(resolution);
5515: }
5516:
5517: (*s_etat_processus).erreur_execution =
5518: d_ex_erreur_acces_fichier;
5519: return;
5520: }
5521:
5522: if (strcmp(protocole, "IPV4") == 0)
5523: { // Accès en IPv4
5524: resolution_courante = resolution;
5525:
5526: while(resolution_courante != NULL)
5527: {
5528: if ((*resolution_courante).ai_family ==
5529: AF_INET)
5530: {
5531: break;
5532: }
5533:
5534: resolution_courante = (*resolution_courante)
5535: .ai_next;
5536: }
5537:
5538: if (resolution_courante == NULL)
5539: {
5540: liberation(s_etat_processus, s_objet_argument);
5541: liberation(s_etat_processus, s_objet_resultat);
5542:
5543: freeaddrinfo(resolution);
5544:
5545: (*s_etat_processus).erreur_execution =
5546: d_ex_erreur_acces_fichier;
5547: return;
5548: }
5549:
5550: if (((*((struct_socket *)
5551: (*s_objet_resultat).objet))
5552: .socket = socket(PF_INET, type,
5553: protocole_numerique)) == -1)
5554: {
5555: liberation(s_etat_processus, s_objet_argument);
5556: liberation(s_etat_processus, s_objet_resultat);
5557:
5558: freeaddrinfo(resolution);
5559:
5560: (*s_etat_processus).erreur_execution =
5561: d_ex_erreur_acces_fichier;
5562: return;
5563: }
5564:
5565: (*((struct_socket *) (*s_objet_resultat).objet))
5566: .domaine = PF_INET;
5567:
5568: memset(&socket_ipv4, 0, sizeof(socket_ipv4));
5569: socket_ipv4.sin_family = AF_INET;
5570: socket_ipv4.sin_port = htons((uint16_t) port);
5571: socket_ipv4.sin_addr.s_addr =
5572: (*((struct sockaddr_in *)
5573: (*resolution_courante).ai_addr))
5574: .sin_addr.s_addr;
5575:
5576: if ((type_socket == 'S') || (type_socket == 'Q'))
5577: {
5578: if (connect((*((struct_socket *)
5579: (*s_objet_resultat).objet)).socket,
5580: (const struct sockaddr *)
5581: &socket_ipv4, sizeof(socket_ipv4)) != 0)
5582: {
5583: liberation(s_etat_processus,
5584: s_objet_argument);
5585: liberation(s_etat_processus,
5586: s_objet_resultat);
5587:
5588: freeaddrinfo(resolution);
5589:
5590: (*s_etat_processus).erreur_execution =
5591: d_ex_erreur_acces_fichier;
5592: return;
5593: }
5594:
5595: (*((struct_socket *) (*s_objet_resultat).objet))
5596: .socket_connectee = d_vrai;
5597: (*((struct_socket *) (*s_objet_resultat).objet))
5598: .socket_en_ecoute = 'N';
5599: }
5600:
5601: free((*((struct_socket *) (*s_objet_resultat)
5602: .objet)).adresse);
5603:
5604: if (((*((struct_socket *) (*s_objet_resultat)
5605: .objet)).adresse = malloc(22 *
5606: sizeof(unsigned char))) == NULL)
5607: {
5608: (*s_etat_processus).erreur_systeme =
5609: d_es_allocation_memoire;
5610: return;
5611: }
5612:
5613: sprintf((*((struct_socket *) (*s_objet_resultat)
5614: .objet)).adresse, "%d.%d.%d.%d",
5615: (ntohl((*((struct sockaddr_in *)
5616: (*resolution_courante).ai_addr)).sin_addr
5617: .s_addr) >> 24) & 0xFF,
5618: (ntohl((*((struct sockaddr_in *)
5619: (*resolution_courante).ai_addr)).sin_addr
5620: .s_addr) >> 16) & 0xFF,
5621: (ntohl((*((struct sockaddr_in *)
5622: (*resolution_courante).ai_addr)).sin_addr
5623: .s_addr) >> 8) & 0xFF,
5624: ntohl((*((struct sockaddr_in *)
5625: (*resolution_courante).ai_addr)).sin_addr
5626: .s_addr) & 0xFF);
5627: }
5628: else
5629: { // Accès en IPv6
5630: # ifdef IPV6
5631: resolution_courante = resolution;
5632:
5633: while(resolution_courante != NULL)
5634: {
5635: if ((*resolution_courante).ai_family ==
5636: AF_INET6)
5637: {
5638: break;
5639: }
5640:
5641: resolution_courante = (*resolution_courante)
5642: .ai_next;
5643: }
5644:
5645: if (resolution_courante == NULL)
5646: {
5647: liberation(s_etat_processus, s_objet_argument);
5648: liberation(s_etat_processus, s_objet_resultat);
5649:
5650: freeaddrinfo(resolution);
5651:
5652: (*s_etat_processus).erreur_execution =
5653: d_ex_erreur_acces_fichier;
5654: return;
5655: }
5656:
5657: if (((*((struct_socket *)
5658: (*s_objet_resultat).objet))
5659: .socket = socket(PF_INET6, type,
5660: protocole_numerique)) == -1)
5661: {
5662: liberation(s_etat_processus, s_objet_argument);
5663: liberation(s_etat_processus, s_objet_resultat);
5664:
5665: freeaddrinfo(resolution);
5666:
5667: (*s_etat_processus).erreur_execution =
5668: d_ex_erreur_acces_fichier;
5669: return;
5670: }
5671:
5672: (*((struct_socket *) (*s_objet_resultat).objet))
5673: .domaine = PF_INET6;
5674:
5675: memset(&socket_ipv6, 0, sizeof(socket_ipv6));
5676: socket_ipv6.sin6_family = AF_INET6;
5677: socket_ipv6.sin6_port = htons((uint16_t) port);
5678:
5679: for(i = 0; i < 16;
5680: socket_ipv6.sin6_addr.s6_addr[i] =
5681: (*((struct sockaddr_in6 *)
5682: (*resolution_courante).ai_addr))
5683: .sin6_addr.s6_addr[i], i++);
5684:
5685: if ((type_socket == 'S') || (type_socket == 'Q'))
5686: {
5687: if (connect((*((struct_socket *)
5688: (*s_objet_resultat).objet)).socket,
5689: (const struct sockaddr *)
5690: &socket_ipv6, sizeof(socket_ipv6)) != 0)
5691: {
5692: liberation(s_etat_processus,
5693: s_objet_argument);
5694: liberation(s_etat_processus,
5695: s_objet_resultat);
5696:
5697: freeaddrinfo(resolution);
5698:
5699: (*s_etat_processus).erreur_execution =
5700: d_ex_erreur_acces_fichier;
5701: return;
5702: }
5703:
5704: (*((struct_socket *) (*s_objet_resultat).objet))
5705: .socket_connectee = d_vrai;
5706: (*((struct_socket *) (*s_objet_resultat).objet))
5707: .socket_en_ecoute = 'N';
5708: }
5709:
5710: free((*((struct_socket *) (*s_objet_resultat)
5711: .objet)).adresse);
5712:
5713: if (((*((struct_socket *) (*s_objet_resultat)
5714: .objet)).adresse = malloc(55 *
5715: sizeof(unsigned char))) == NULL)
5716: {
5717: (*s_etat_processus).erreur_systeme =
5718: d_es_allocation_memoire;
5719: return;
5720: }
5721:
5722: for(i = 0; i < 16; i++)
5723: {
5724: sprintf((*((struct_socket *) (*s_objet_resultat)
5725: .objet)).adresse,
5726: (i == 0) ? "%s%X" : "%s:%X",
5727: (*((struct_socket *) (*s_objet_resultat)
5728: .objet)).adresse,
5729: (*((struct sockaddr_in6 *)
5730: (*resolution_courante).ai_addr))
5731: .sin6_addr.s6_addr[i]);
5732: }
5733: # else
5734: if ((*s_etat_processus).langue == 'F')
5735: {
5736: printf("+++Attention : Support du protocole"
5737: " IPv6 indisponible\n");
5738: }
5739: else
5740: {
5741: printf("+++Warning : IPv6 support "
5742: "unavailable\n");
5743: }
5744:
5745: liberation(s_etat_processus, s_objet_argument);
5746: liberation(s_etat_processus, s_objet_resultat);
5747:
5748: freeaddrinfo(resolution);
5749:
5750: (*s_etat_processus).erreur_execution =
5751: d_ex_instruction_indisponible;
5752: return;
5753: # endif
5754: }
5755:
5756: freeaddrinfo(resolution);
5757:
5758: sprintf((*((struct_socket *) (*s_objet_resultat)
5759: .objet)).adresse, "%s(%u)",
5760: (*((struct_socket *) (*s_objet_resultat)
5761: .objet)).adresse, (unsigned int) port);
5762: }
5763: else
5764: { // Hôte défini par une adresse
5765: if (strcmp(protocole, "IPV4") == 0)
5766: { // Accès en IPv4
5767: if (type_adresse == '4')
5768: {
5769: free((*((struct_socket *) (*s_objet_resultat)
5770: .objet)).adresse);
5771:
5772: if (((*((struct_socket *) (*s_objet_resultat)
5773: .objet)).adresse = malloc(22 *
5774: sizeof(unsigned char))) == NULL)
5775: {
5776: (*s_etat_processus).erreur_systeme =
5777: d_es_allocation_memoire;
5778: return;
5779: }
5780:
5781: (*((struct_socket *) (*s_objet_resultat).objet))
5782: .adresse[0] = d_code_fin_chaine;
5783:
5784: for(i = 0; i < 4; i++)
5785: {
5786: sprintf((*((struct_socket *)
5787: (*s_objet_resultat).objet)).adresse,
5788: (i == 0) ? "%s%d" : "%s.%d",
5789: (*((struct_socket *)
5790: (*s_objet_resultat)
5791: .objet)).adresse, (int) adresse[i]);
5792: }
5793:
5794: sprintf((*((struct_socket *) (*s_objet_resultat)
5795: .objet)).adresse, "%s(%u)",
5796: (*((struct_socket *) (*s_objet_resultat)
5797: .objet)).adresse, (unsigned int) port);
5798: }
5799: else
5800: {
5801: free((*((struct_socket *) (*s_objet_resultat)
5802: .objet)).adresse);
5803:
5804: if (((*((struct_socket *) (*s_objet_resultat)
5805: .objet)).adresse = malloc(
5806: sizeof(unsigned char))) == NULL)
5807: {
5808: (*s_etat_processus).erreur_systeme =
5809: d_es_allocation_memoire;
5810: return;
5811: }
5812:
5813: (*((struct_socket *) (*s_objet_resultat).objet))
5814: .adresse[0] = d_code_fin_chaine;
5815: }
5816:
5817: if (((*((struct_socket *)
5818: (*s_objet_resultat).objet))
5819: .socket = socket(PF_INET, type,
5820: protocole_numerique)) == -1)
5821: {
5822: liberation(s_etat_processus, s_objet_argument);
5823: liberation(s_etat_processus, s_objet_resultat);
5824:
5825: (*s_etat_processus).erreur_execution =
5826: d_ex_erreur_acces_fichier;
5827: return;
5828: }
5829:
5830: (*((struct_socket *) (*s_objet_resultat).objet))
5831: .domaine = PF_INET;
5832:
5833: memset(&socket_ipv4, 0, sizeof(socket_ipv4));
5834: socket_ipv4.sin_family = AF_INET;
5835: socket_ipv4.sin_port = htons((uint16_t) port);
5836:
5837: adresse_ipv4 = 0;
5838: for(i = 0; i < 4; adresse_ipv4 =
5839: (256 * adresse_ipv4) + adresse[i++]);
5840:
5841: socket_ipv4.sin_addr.s_addr = htonl(adresse_ipv4);
5842:
5843: if ((type_socket == 'S') || (type_socket == 'Q'))
5844: {
5845: if (connect((*((struct_socket *)
5846: (*s_objet_resultat).objet)).socket,
5847: (const struct sockaddr *)
5848: &socket_ipv4, sizeof(socket_ipv4)) != 0)
5849: {
5850: liberation(s_etat_processus,
5851: s_objet_argument);
5852: liberation(s_etat_processus,
5853: s_objet_resultat);
5854:
5855: (*s_etat_processus).erreur_execution =
5856: d_ex_erreur_acces_fichier;
5857: return;
5858: }
5859:
5860: (*((struct_socket *) (*s_objet_resultat).objet))
5861: .socket_connectee = d_vrai;
5862: (*((struct_socket *) (*s_objet_resultat).objet))
5863: .socket_en_ecoute = 'N';
5864: }
5865: }
5866: else if (strcmp(protocole, "IPV6") == 0)
5867: { // Accès en IPv6
5868: # ifdef IPV6
5869: if (type_adresse == '6')
5870: {
5871: free((*((struct_socket *) (*s_objet_resultat)
5872: .objet)).adresse);
5873:
5874: if (((*((struct_socket *) (*s_objet_resultat)
5875: .objet)).adresse = malloc(55 *
5876: sizeof(unsigned char))) == NULL)
5877: {
5878: (*s_etat_processus).erreur_systeme =
5879: d_es_allocation_memoire;
5880: return;
5881: }
5882:
5883: (*((struct_socket *) (*s_objet_resultat).objet))
5884: .adresse[0] = d_code_fin_chaine;
5885:
5886: for(i = 0; i < 16; i++)
5887: {
5888: sprintf((*((struct_socket *)
5889: (*s_objet_resultat).objet)).adresse,
5890: (i == 0) ? "%s%X" : "%s:%X",
5891: (*((struct_socket *)
5892: (*s_objet_resultat)
5893: .objet)).adresse, (unsigned int)
5894: adresse[i]);
5895: }
5896:
5897: sprintf((*((struct_socket *) (*s_objet_resultat)
5898: .objet)).adresse, "%s(%u)",
5899: (*((struct_socket *) (*s_objet_resultat)
5900: .objet)).adresse, (unsigned int) port);
5901: }
5902: else
5903: {
5904: free((*((struct_socket *) (*s_objet_resultat)
5905: .objet)).adresse);
5906:
5907: if (((*((struct_socket *) (*s_objet_resultat)
5908: .objet)).adresse = malloc(
5909: sizeof(unsigned char))) == NULL)
5910: {
5911: (*s_etat_processus).erreur_systeme =
5912: d_es_allocation_memoire;
5913: return;
5914: }
5915:
5916: (*((struct_socket *) (*s_objet_resultat).objet))
5917: .adresse[0] = d_code_fin_chaine;
5918: }
5919:
5920: if (((*((struct_socket *)
5921: (*s_objet_resultat).objet))
5922: .socket = socket(PF_INET6, type,
5923: protocole_numerique)) == -1)
5924: {
5925: liberation(s_etat_processus, s_objet_argument);
5926: liberation(s_etat_processus, s_objet_resultat);
5927:
5928: (*s_etat_processus).erreur_execution =
5929: d_ex_erreur_acces_fichier;
5930: return;
5931: }
5932:
5933: (*((struct_socket *) (*s_objet_resultat).objet))
5934: .domaine = PF_INET6;
5935:
5936: memset(&socket_ipv6, 0, sizeof(socket_ipv6));
5937: socket_ipv6.sin6_family = AF_INET6;
5938: socket_ipv6.sin6_port = htons((uint16_t) port);
5939:
5940: for(i = 0; i < 16;
5941: socket_ipv6.sin6_addr.s6_addr[i] =
5942: (unsigned char) (adresse[i]), i++);
5943:
5944: if ((type_socket == 'S') || (type_socket == 'Q'))
5945: {
5946: if (connect((*((struct_socket *)
5947: (*s_objet_resultat).objet)).socket,
5948: (const struct sockaddr *)
5949: &socket_ipv6, sizeof(socket_ipv6)) != 0)
5950: {
5951: liberation(s_etat_processus,
5952: s_objet_argument);
5953: liberation(s_etat_processus,
5954: s_objet_resultat);
5955:
5956: (*s_etat_processus).erreur_execution =
5957: d_ex_erreur_acces_fichier;
5958: return;
5959: }
5960:
5961: (*((struct_socket *) (*s_objet_resultat).objet))
5962: .socket_connectee = d_vrai;
5963: (*((struct_socket *) (*s_objet_resultat).objet))
5964: .socket_en_ecoute = 'N';
5965: }
5966: # else
5967: if ((*s_etat_processus).langue == 'F')
5968: {
5969: printf("+++Attention : Support du protocole"
5970: " IPv6 indisponible\n");
5971: }
5972: else
5973: {
5974: printf("+++Warning : IPv6 support "
5975: "unavailable\n");
5976: }
5977:
5978: liberation(s_etat_processus, s_objet_argument);
5979: liberation(s_etat_processus, s_objet_resultat);
5980:
5981: (*s_etat_processus).erreur_execution =
5982: d_ex_instruction_indisponible;
5983: return;
5984: # endif
5985: }
5986: else
5987: { // Socket UNIX
5988: free((*((struct_socket *) (*s_objet_resultat)
5989: .objet)).adresse);
5990:
5991: if (((*((struct_socket *) (*s_objet_resultat)
5992: .objet)).adresse = malloc(
5993: sizeof(unsigned char))) == NULL)
5994: {
5995: (*s_etat_processus).erreur_systeme =
5996: d_es_allocation_memoire;
5997: return;
5998: }
5999:
6000: (*((struct_socket *) (*s_objet_resultat).objet))
6001: .adresse[0] = d_code_fin_chaine;
6002:
6003: if (((*((struct_socket *)
6004: (*s_objet_resultat).objet))
6005: .socket = socket(PF_UNIX, type,
6006: protocole_numerique)) == -1)
6007: {
6008: liberation(s_etat_processus, s_objet_argument);
6009: liberation(s_etat_processus, s_objet_resultat);
6010:
6011: (*s_etat_processus).erreur_execution =
6012: d_ex_erreur_acces_fichier;
6013: return;
6014: }
6015: }
6016: }
6017:
6018: (*((struct_socket *) (*s_objet_resultat).objet)).effacement
6019: = 'N';
6020: }
6021:
6022: if ((type_socket == 'S') || (type_socket == 'Q'))
6023: {
6024: if (protection == 'R')
6025: { // WRITEONLY
6026: if (shutdown((*((struct_socket *) (*s_objet_resultat)
6027: .objet)).socket, SHUT_RD) != 0)
6028: {
6029: liberation(s_etat_processus, s_objet_argument);
6030: liberation(s_etat_processus, s_objet_resultat);
6031:
6032: (*s_etat_processus).erreur_execution =
6033: d_ex_erreur_acces_fichier;
6034: return;
6035: }
6036: }
6037: else if (protection == 'W')
6038: { // READONLY
6039: if (shutdown((*((struct_socket *) (*s_objet_resultat)
6040: .objet)).socket, SHUT_WR) != 0)
6041: {
6042: liberation(s_etat_processus, s_objet_argument);
6043: liberation(s_etat_processus, s_objet_resultat);
6044:
6045: (*s_etat_processus).erreur_execution =
6046: d_ex_erreur_acces_fichier;
6047: return;
6048: }
6049: }
6050: else
6051: { // READWRITE
6052: }
6053: }
6054: }
6055:
6056: /*
6057: * Gestion de la liste des sockets ouvertes
6058: */
6059:
6060: l_element_courant = (*s_etat_processus).s_sockets;
6061:
6062: if (l_element_courant == NULL)
6063: {
6064: if (((*s_etat_processus).s_sockets =
6065: allocation_maillon(s_etat_processus)) == NULL)
6066: {
6067: (*s_etat_processus).erreur_systeme =
6068: d_es_allocation_memoire;
6069: return;
6070: }
6071:
6072: (*(*s_etat_processus).s_sockets).suivant = NULL;
6073: l_element_courant = (*s_etat_processus).s_sockets;
6074: }
6075: else
6076: {
6077: /*
6078: * Ajout d'un élément à la fin de la liste chaînée
6079: */
6080:
6081: while((*l_element_courant).suivant != NULL)
6082: {
6083: l_element_courant = (*l_element_courant).suivant;
6084: }
6085:
6086: if (((*l_element_courant).suivant =
6087: allocation_maillon(s_etat_processus)) == NULL)
6088: {
6089: (*s_etat_processus).erreur_systeme =
6090: d_es_allocation_memoire;
6091: return;
6092: }
6093:
6094: l_element_courant = (*l_element_courant).suivant;
6095: (*l_element_courant).suivant = NULL;
6096: }
6097:
6098: if (((*l_element_courant).donnee = copie_objet(s_etat_processus,
6099: s_objet_resultat, 'O')) == NULL)
6100: {
6101: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
6102: return;
6103: }
6104:
6105: liberation(s_etat_processus, s_objet_argument);
6106: }
6107: else
6108: {
6109: liberation(s_etat_processus, s_objet_argument);
6110:
6111: (*s_etat_processus).erreur_execution =
6112: d_ex_erreur_parametre_fichier;
6113: return;
6114: }
6115: }
6116: else if ((*s_objet_argument).type == CHN)
6117: {
6118: if ((s_objet_resultat = allocation(s_etat_processus, SPH)) == NULL)
6119: {
6120: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
6121: return;
6122: }
6123:
6124: if (((*((struct_semaphore *) (*s_objet_resultat).objet)).nom =
6125: malloc((strlen((unsigned char *) (*s_objet_argument).objet)
6126: + 1) *sizeof(unsigned char))) == NULL)
6127: {
6128: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
6129: return;
6130: }
6131:
6132: strcpy((*((struct_semaphore *) (*s_objet_resultat).objet)).nom,
6133: (unsigned char *) (*s_objet_argument).objet);
6134:
6135: if (((*((struct_semaphore *) (*s_objet_resultat).objet)).semaphore =
6136: sem_open((*((struct_semaphore *) (*s_objet_resultat).objet))
6137: .nom, 0)) == SEM_FAILED)
6138: {
6139: if (errno == ENOMEM)
6140: {
6141: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
6142: return;
6143: }
6144:
6145: (*s_etat_processus).erreur_execution = d_ex_semaphore;
6146:
6147: liberation(s_etat_processus, s_objet_argument);
6148: liberation(s_etat_processus, s_objet_resultat);
6149: return;
6150: }
6151: }
6152: else
6153: {
6154: liberation(s_etat_processus, s_objet_argument);
6155:
6156: (*s_etat_processus).erreur_execution = d_ex_erreur_type_argument;
6157: return;
6158: }
6159:
6160: if (empilement(s_etat_processus, &((*s_etat_processus).l_base_pile),
6161: s_objet_resultat) == d_erreur)
6162: {
6163: return;
6164: }
6165:
6166: return;
6167: }
6168:
6169: // vim: ts=4
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