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1.1 bertrand 1: /*
2: ================================================================================
1.8 ! bertrand 3: RPL/2 (R) version 4.1.0.prerelease.4
1.1 bertrand 4: Copyright (C) 1989-2011 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: Routine de formation des données pour l'envoi de flux binaires
29: ================================================================================
30: Entrées : structure sur l'état du processus et objet à afficher
31: --------------------------------------------------------------------------------
32: Sorties : chaine de caractères
33: --------------------------------------------------------------------------------
34: Effets de bord : néant
35: ================================================================================
36: */
37:
38: unsigned char *
39: formateur_flux(struct_processus *s_etat_processus, unsigned char *donnees,
40: long *longueur)
41: {
42: unsigned char *chaine;
43:
44: unsigned char *ptr_ecriture;
45: unsigned char *ptr_lecture;
46:
47: if ((chaine = malloc((strlen(donnees) + 1) * sizeof(unsigned char)))
48: == NULL)
49: {
50: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
51: return(NULL);
52: }
53:
54: ptr_lecture = donnees;
55: ptr_ecriture = chaine;
56:
57: while((*ptr_lecture) != d_code_fin_chaine)
58: {
59: (*ptr_ecriture) = (*ptr_lecture);
60:
61: // Début de la séquence d'échappement
62:
63: if ((*ptr_lecture) == '\\')
64: {
65: if ((*(ptr_lecture + 1)) == '"')
66: {
67: ptr_lecture++;
68: (*ptr_ecriture) = '\"';
69: }
70: else if ((*(ptr_lecture + 1)) == 'b')
71: {
72: ptr_lecture++;
73: (*ptr_ecriture) = '\b';
74: }
75: else if ((*(ptr_lecture + 1)) == 'n')
76: {
77: ptr_lecture++;
78: (*ptr_ecriture) = '\n';
79: }
80: else if ((*(ptr_lecture + 1)) == 't')
81: {
82: ptr_lecture++;
83: (*ptr_ecriture) = '\t';
84: }
85: else if ((*(ptr_lecture + 1)) == 'x')
86: {
87: ptr_lecture += 2;
88:
89: if ((*ptr_lecture) != d_code_fin_chaine)
90: {
91: if ((*(ptr_lecture + 1)) != d_code_fin_chaine)
92: {
93: logical1 erreur;
94: unsigned char ec;
95:
96: erreur = d_faux;
97:
98: switch(*ptr_lecture)
99: {
100: case '0':
101: case '1':
102: case '2':
103: case '3':
104: case '4':
105: case '5':
106: case '6':
107: case '7':
108: case '8':
109: case '9':
110: ec = (*ptr_lecture) - '0';
111: break;
112:
113: case 'A':
114: case 'B':
115: case 'C':
116: case 'D':
117: case 'E':
118: case 'F':
119: ec = ((*ptr_lecture) - 'A') + 10;
120: break;
121:
122: default:
123: ec = 0;
124: erreur = d_vrai;
125: break;
126: }
127:
128: ec *= 0x10;
129: ptr_lecture++;
130:
131: switch(*ptr_lecture)
132: {
133: case '0':
134: case '1':
135: case '2':
136: case '3':
137: case '4':
138: case '5':
139: case '6':
140: case '7':
141: case '8':
142: case '9':
143: ec += (*ptr_lecture) - '0';
144: break;
145:
146: case 'A':
147: case 'B':
148: case 'C':
149: case 'D':
150: case 'E':
151: case 'F':
152: ec += ((*ptr_lecture) - 'A') + 10;
153: break;
154:
155: default:
156: erreur = d_vrai;
157: break;
158: }
159:
160: (*ptr_ecriture) = ec;
161:
162: if (erreur == d_vrai)
163: {
164: if ((*s_etat_processus).langue == 'F')
165: {
166: printf("+++Information : "
167: "Séquence d'échappement "
168: "inconnue [%d]\n",
169: (int) getpid());
170: }
171: else
172: {
173: printf("+++Warning : Unknown "
174: "escape code "
175: "[%d]\n", (int) getpid());
176: }
177: }
178: }
179: else
180: {
181: if ((*s_etat_processus).langue == 'F')
182: {
183: printf("+++Information : "
184: "Séquence d'échappement "
185: "inconnue [%d]\n", (int) getpid());
186: }
187: else
188: {
189: printf("+++Warning : Unknown escape code "
190: "[%d]\n", (int) getpid());
191: }
192: }
193: }
194: else
195: {
196: if ((*s_etat_processus).langue == 'F')
197: {
198: printf("+++Information : "
199: "Séquence d'échappement "
200: "inconnue [%d]\n", (int) getpid());
201: }
202: else
203: {
204: printf("+++Warning : Unknown escape code "
205: "[%d]\n", (int) getpid());
206: }
207: }
208: }
209: else if ((*(ptr_lecture + 1)) == '\\')
210: {
211: ptr_lecture++;
212: }
213: else
214: {
215: if ((*s_etat_processus).langue == 'F')
216: {
217: printf("+++Information : Séquence d'échappement "
218: "inconnue [%d]\n", (int) getpid());
219: }
220: else
221: {
222: printf("+++Warning : Unknown escape code "
223: "[%d]\n", (int) getpid());
224: }
225: }
226: }
227:
228: ptr_ecriture++;
229: ptr_lecture++;
230: }
231:
232: (*ptr_ecriture) = d_code_fin_chaine;
233:
234: if ((chaine = realloc(chaine, ((((*longueur) = ptr_ecriture - chaine)) + 1)
235: * sizeof(unsigned char))) == NULL)
236: {
237: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
238: return(NULL);
239: }
240:
241: return(chaine);
242: }
243:
244: // vim: ts=4