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d44e3c4f | 1 | /****************************************************************************** |
2 | * Copyright (c) 2000-2016 Ericsson Telecom AB | |
3 | * All rights reserved. This program and the accompanying materials | |
4 | * are made available under the terms of the Eclipse Public License v1.0 | |
5 | * which accompanies this distribution, and is available at | |
6 | * http://www.eclipse.org/legal/epl-v10.html | |
7 | * | |
8 | * Contributors: | |
9 | * Baji, Laszlo | |
10 | * Balasko, Jeno | |
11 | * Baranyi, Botond | |
12 | * Beres, Szabolcs | |
13 | * Delic, Adam | |
14 | * Forstner, Matyas | |
15 | * Kovacs, Ferenc | |
16 | * Raduly, Csaba | |
17 | * Szabados, Kristof | |
18 | * Szabo, Bence Janos | |
19 | * Szabo, Janos Zoltan – initial implementation | |
20 | * Szalai, Gabor | |
21 | * Tatarka, Gabor | |
22 | * Pandi, Krisztian | |
23 | * | |
24 | ******************************************************************************/ | |
970ed795 EL |
25 | #include "Octetstring.hh" |
26 | #include "../common/memory.h" | |
27 | #include "Integer.hh" | |
28 | #include "String_struct.hh" | |
29 | #include "Param_Types.hh" | |
30 | #include "Error.hh" | |
31 | #include "Logger.hh" | |
32 | #include "Encdec.hh" | |
33 | #include "RAW.hh" | |
34 | #include "BER.hh" | |
35 | #include "TEXT.hh" | |
36 | #include "Addfunc.hh" | |
37 | ||
38 | #include "../common/dbgnew.hh" | |
39 | #include <string.h> | |
40 | ||
41 | // octetstring value class | |
42 | ||
43 | /** The amount of memory needed for a string containing n octets. */ | |
44 | #define MEMORY_SIZE(n) (sizeof(octetstring_struct) - sizeof(int) + (n)) | |
45 | ||
46 | static const Token_Match | |
47 | octetstring_value_match("^(([0-9A-Fa-f]{2})+).*$", TRUE); | |
48 | ||
49 | void OCTETSTRING::init_struct(int n_octets) | |
50 | { | |
51 | if (n_octets < 0) { | |
52 | val_ptr = NULL; | |
53 | TTCN_error("Initializing an octetstring with a negative length."); | |
54 | } else if (n_octets == 0) { | |
55 | /* This will represent the empty strings so they won't need allocated | |
56 | * memory, this delays the memory allocation until it is really needed. | |
57 | */ | |
58 | static octetstring_struct empty_string = { 1, 0, "" }; | |
59 | val_ptr = &empty_string; | |
60 | empty_string.ref_count++; | |
61 | } else { | |
62 | val_ptr = (octetstring_struct*)Malloc(MEMORY_SIZE(n_octets)); | |
63 | val_ptr->ref_count = 1; | |
64 | val_ptr->n_octets = n_octets; | |
65 | } | |
66 | } | |
67 | ||
68 | void OCTETSTRING::copy_value() | |
69 | { | |
70 | if (val_ptr == NULL || val_ptr->n_octets <= 0) | |
71 | TTCN_error("Internal error: Invalid internal data structure when copying " | |
72 | "the memory area of an octetstring value."); | |
73 | if (val_ptr->ref_count > 1) { | |
74 | octetstring_struct *old_ptr = val_ptr; | |
75 | old_ptr->ref_count--; | |
76 | init_struct(old_ptr->n_octets); | |
77 | memcpy(val_ptr->octets_ptr, old_ptr->octets_ptr, old_ptr->n_octets); | |
78 | } | |
79 | } | |
80 | ||
81 | // Called by operator+, operator~, operator&, operator| | |
82 | // to initialize the return value to the appropriate capacity | |
83 | // without copying bytes (which will be altered). | |
84 | OCTETSTRING::OCTETSTRING(int n_octets) | |
85 | { | |
86 | init_struct(n_octets); | |
87 | } | |
88 | ||
89 | OCTETSTRING::OCTETSTRING() | |
90 | { | |
91 | val_ptr = NULL; | |
92 | } | |
93 | ||
94 | OCTETSTRING::OCTETSTRING(int n_octets, const unsigned char* octets_ptr) | |
95 | { | |
96 | init_struct(n_octets); | |
97 | memcpy(val_ptr->octets_ptr, octets_ptr, n_octets); | |
98 | } | |
99 | ||
100 | OCTETSTRING::OCTETSTRING(const OCTETSTRING& other_value) | |
101 | : Base_Type(other_value) | |
102 | { | |
103 | other_value.must_bound("Copying an unbound octetstring value."); | |
104 | val_ptr = other_value.val_ptr; | |
105 | val_ptr->ref_count++; | |
106 | } | |
107 | ||
108 | OCTETSTRING::OCTETSTRING(const OCTETSTRING_ELEMENT& other_value) | |
109 | { | |
110 | other_value.must_bound("Copying an unbound octetstring element."); | |
111 | init_struct(1); | |
112 | val_ptr->octets_ptr[0] = other_value.get_octet(); | |
113 | } | |
114 | ||
115 | OCTETSTRING::~OCTETSTRING() | |
116 | { | |
117 | clean_up(); | |
118 | } | |
119 | ||
120 | OCTETSTRING& OCTETSTRING::operator=(const OCTETSTRING& other_value) | |
121 | { | |
122 | other_value.must_bound("Assignment of an unbound octetstring value."); | |
123 | if (&other_value != this) { | |
124 | clean_up(); | |
125 | val_ptr = other_value.val_ptr; | |
126 | val_ptr->ref_count++; | |
127 | } | |
128 | return *this; | |
129 | } | |
130 | ||
131 | OCTETSTRING& OCTETSTRING::operator=(const OCTETSTRING_ELEMENT& other_value) | |
132 | { | |
133 | other_value.must_bound("Assignment of an unbound octetstring element to an " | |
134 | "octetstring."); | |
135 | unsigned char octet_value = other_value.get_octet(); | |
136 | clean_up(); | |
137 | init_struct(1); | |
138 | val_ptr->octets_ptr[0] = octet_value; | |
139 | return *this; | |
140 | } | |
141 | ||
142 | boolean OCTETSTRING::operator==(const OCTETSTRING& other_value) const | |
143 | { | |
144 | must_bound("Unbound left operand of octetstring comparison."); | |
145 | other_value.must_bound("Unbound right operand of octetstring comparison."); | |
146 | if (val_ptr->n_octets != other_value.val_ptr->n_octets) return FALSE; | |
147 | return !memcmp(val_ptr->octets_ptr, other_value.val_ptr->octets_ptr, | |
148 | val_ptr->n_octets); | |
149 | } | |
150 | ||
151 | boolean OCTETSTRING::operator==(const OCTETSTRING_ELEMENT& other_value) const | |
152 | { | |
153 | must_bound("Unbound left operand of octetstring comparison."); | |
154 | other_value.must_bound("Unbound right operand of octetstring element " | |
155 | "comparison."); | |
156 | if (val_ptr->n_octets != 1) return FALSE; | |
157 | return val_ptr->octets_ptr[0] == other_value.get_octet(); | |
158 | } | |
159 | ||
160 | OCTETSTRING OCTETSTRING::operator+(const OCTETSTRING& other_value) const | |
161 | { | |
162 | must_bound("Unbound left operand of octetstring concatenation."); | |
163 | other_value.must_bound("Unbound right operand of octetstring concatenation."); | |
164 | int left_n_octets = val_ptr->n_octets; | |
165 | if (left_n_octets == 0) return other_value; | |
166 | int right_n_octets = other_value.val_ptr->n_octets; | |
167 | if (right_n_octets == 0) return *this; | |
168 | OCTETSTRING ret_val(left_n_octets + right_n_octets); | |
169 | memcpy(ret_val.val_ptr->octets_ptr, val_ptr->octets_ptr, left_n_octets); | |
170 | memcpy(ret_val.val_ptr->octets_ptr + left_n_octets, | |
171 | other_value.val_ptr->octets_ptr, right_n_octets); | |
172 | return ret_val; | |
173 | } | |
174 | ||
175 | OCTETSTRING OCTETSTRING::operator+(const OCTETSTRING_ELEMENT& other_value) const | |
176 | { | |
177 | must_bound("Unbound left operand of octetstring concatenation."); | |
178 | other_value.must_bound("Unbound right operand of octetstring element " | |
179 | "concatenation."); | |
180 | OCTETSTRING ret_val(val_ptr->n_octets + 1); | |
181 | memcpy(ret_val.val_ptr->octets_ptr, val_ptr->octets_ptr, val_ptr->n_octets); | |
182 | ret_val.val_ptr->octets_ptr[val_ptr->n_octets] = other_value.get_octet(); | |
183 | return ret_val; | |
184 | } | |
185 | ||
186 | OCTETSTRING& OCTETSTRING::operator+=(const OCTETSTRING& other_value) | |
187 | { | |
188 | must_bound("Appending an octetstring value to an unbound octetstring value."); | |
189 | other_value.must_bound("Appending an unbound octetstring value to another " | |
190 | "octetstring value."); | |
191 | int other_n_octets = other_value.val_ptr->n_octets; | |
192 | if (other_n_octets > 0) { | |
193 | if (val_ptr->n_octets == 0) { | |
194 | clean_up(); | |
195 | val_ptr = other_value.val_ptr; | |
196 | val_ptr->ref_count++; | |
197 | } else if (val_ptr->ref_count > 1) { | |
198 | octetstring_struct *old_ptr = val_ptr; | |
199 | old_ptr->ref_count--; | |
200 | init_struct(old_ptr->n_octets + other_n_octets); | |
201 | memcpy(val_ptr->octets_ptr, old_ptr->octets_ptr, old_ptr->n_octets); | |
202 | memcpy(val_ptr->octets_ptr + old_ptr->n_octets, | |
203 | other_value.val_ptr->octets_ptr, other_n_octets); | |
204 | } else { | |
205 | val_ptr = (octetstring_struct*) | |
206 | Realloc(val_ptr, MEMORY_SIZE(val_ptr->n_octets + other_n_octets)); | |
207 | memcpy(val_ptr->octets_ptr + val_ptr->n_octets, | |
208 | other_value.val_ptr->octets_ptr, other_n_octets); | |
209 | val_ptr->n_octets += other_n_octets; | |
210 | } | |
211 | } | |
212 | return *this; | |
213 | } | |
214 | ||
215 | OCTETSTRING& OCTETSTRING::operator+=(const OCTETSTRING_ELEMENT& other_value) | |
216 | { | |
217 | must_bound("Appending an octetstring element to an unbound octetstring " | |
218 | "value."); | |
219 | other_value.must_bound("Appending an unbound octetstring element to an " | |
220 | "octetstring value."); | |
221 | if (val_ptr->ref_count > 1) { | |
222 | octetstring_struct *old_ptr = val_ptr; | |
223 | old_ptr->ref_count--; | |
224 | init_struct(old_ptr->n_octets + 1); | |
225 | memcpy(val_ptr->octets_ptr, old_ptr->octets_ptr, old_ptr->n_octets); | |
226 | val_ptr->octets_ptr[old_ptr->n_octets] = other_value.get_octet(); | |
227 | } else { | |
228 | val_ptr = (octetstring_struct*) | |
229 | Realloc(val_ptr, MEMORY_SIZE(val_ptr->n_octets + 1)); | |
230 | val_ptr->octets_ptr[val_ptr->n_octets] = other_value.get_octet(); | |
231 | val_ptr->n_octets++; | |
232 | } | |
233 | return *this; | |
234 | } | |
235 | ||
236 | OCTETSTRING OCTETSTRING::operator~() const | |
237 | { | |
238 | must_bound("Unbound octetstring operand of operator not4b."); | |
239 | OCTETSTRING ret_val(val_ptr->n_octets); | |
240 | for (int i = 0; i < val_ptr->n_octets; i++) | |
241 | ret_val.val_ptr->octets_ptr[i] = ~val_ptr->octets_ptr[i]; | |
242 | return ret_val; | |
243 | } | |
244 | ||
245 | OCTETSTRING OCTETSTRING::operator&(const OCTETSTRING& other_value) const | |
246 | { | |
247 | must_bound("Left operand of operator and4b is an unbound octetstring value."); | |
248 | other_value.must_bound("Right operand of operator and4b is an unbound " | |
249 | "octetstring value."); | |
250 | if (val_ptr->n_octets != other_value.val_ptr->n_octets) | |
251 | TTCN_error("The octetstring operands of operator and4b must have the " | |
252 | "same length."); | |
253 | OCTETSTRING ret_val(val_ptr->n_octets); | |
254 | for (int i = 0; i < val_ptr->n_octets; i++) | |
255 | ret_val.val_ptr->octets_ptr[i] = | |
256 | val_ptr->octets_ptr[i] & other_value.val_ptr->octets_ptr[i]; | |
257 | return ret_val; | |
258 | } | |
259 | ||
260 | OCTETSTRING OCTETSTRING::operator&(const OCTETSTRING_ELEMENT& other_value) const | |
261 | { | |
262 | must_bound("Left operand of operator and4b is an unbound octetstring value."); | |
263 | other_value.must_bound("Right operand of operator and4b is an unbound " | |
264 | "octetstring element."); | |
265 | if (val_ptr->n_octets != 1) | |
266 | TTCN_error("The octetstring operands of " | |
267 | "operator and4b must have the same length."); | |
268 | unsigned char result = val_ptr->octets_ptr[0] & other_value.get_octet(); | |
269 | return OCTETSTRING(1, &result); | |
270 | } | |
271 | ||
272 | OCTETSTRING OCTETSTRING::operator|(const OCTETSTRING& other_value) const | |
273 | { | |
274 | must_bound("Left operand of operator or4b is an unbound octetstring value."); | |
275 | other_value.must_bound("Right operand of operator or4b is an unbound " | |
276 | "octetstring value."); | |
277 | if (val_ptr->n_octets != other_value.val_ptr->n_octets) | |
278 | TTCN_error("The octetstring operands of operator or4b must have the " | |
279 | "same length."); | |
280 | OCTETSTRING ret_val(val_ptr->n_octets); | |
281 | for (int i = 0; i < val_ptr->n_octets; i++) | |
282 | ret_val.val_ptr->octets_ptr[i] = | |
283 | val_ptr->octets_ptr[i] | other_value.val_ptr->octets_ptr[i]; | |
284 | return ret_val; | |
285 | } | |
286 | ||
287 | OCTETSTRING OCTETSTRING::operator|(const OCTETSTRING_ELEMENT& other_value) const | |
288 | { | |
289 | must_bound("Left operand of operator or4b is an unbound octetstring value."); | |
290 | other_value.must_bound("Right operand of operator or4b is an unbound " | |
291 | "octetstring element."); | |
292 | if (val_ptr->n_octets != 1) | |
293 | TTCN_error("The octetstring operands of " | |
294 | "operator or4b must have the same length."); | |
295 | unsigned char result = val_ptr->octets_ptr[0] | other_value.get_octet(); | |
296 | return OCTETSTRING(1, &result); | |
297 | } | |
298 | ||
299 | OCTETSTRING OCTETSTRING::operator^(const OCTETSTRING& other_value) const | |
300 | { | |
301 | must_bound("Left operand of operator xor4b is an unbound octetstring value."); | |
302 | other_value.must_bound("Right operand of operator xor4b is an unbound " | |
303 | "octetstring value."); | |
304 | if (val_ptr->n_octets != other_value.val_ptr->n_octets) | |
305 | TTCN_error("The octetstring operands of operator xor4b must have the " | |
306 | "same length."); | |
307 | OCTETSTRING ret_val(val_ptr->n_octets); | |
308 | for (int i = 0; i < val_ptr->n_octets; i++) | |
309 | ret_val.val_ptr->octets_ptr[i] = | |
310 | val_ptr->octets_ptr[i] ^ other_value.val_ptr->octets_ptr[i]; | |
311 | return ret_val; | |
312 | } | |
313 | ||
314 | OCTETSTRING OCTETSTRING::operator^(const OCTETSTRING_ELEMENT& other_value) const | |
315 | { | |
316 | must_bound("Left operand of operator xor4b is an unbound octetstring value."); | |
317 | other_value.must_bound("Right operand of operator xor4b is an unbound " | |
318 | "octetstring element."); | |
319 | if (val_ptr->n_octets != 1) | |
320 | TTCN_error("The octetstring operands of " | |
321 | "operator xor4b must have the same length."); | |
322 | unsigned char result = val_ptr->octets_ptr[0] ^ other_value.get_octet(); | |
323 | return OCTETSTRING(1, &result); | |
324 | } | |
325 | ||
326 | OCTETSTRING OCTETSTRING::operator<<(int shift_count) const | |
327 | { | |
328 | must_bound("Unbound octetstring operand of shift left operator."); | |
329 | if (shift_count > 0) { | |
330 | if (val_ptr->n_octets == 0) return *this; | |
331 | OCTETSTRING ret_val(val_ptr->n_octets); | |
332 | if (shift_count > val_ptr->n_octets) shift_count = val_ptr->n_octets; | |
333 | memcpy(ret_val.val_ptr->octets_ptr, val_ptr->octets_ptr + shift_count, | |
334 | val_ptr->n_octets - shift_count); | |
335 | memset(ret_val.val_ptr->octets_ptr + val_ptr->n_octets - shift_count, | |
336 | 0, shift_count); | |
337 | return ret_val; | |
338 | } else if (shift_count == 0) return *this; | |
339 | else return *this >> (-shift_count); | |
340 | } | |
341 | ||
342 | OCTETSTRING OCTETSTRING::operator<<(const INTEGER& shift_count) const | |
343 | { | |
344 | shift_count.must_bound("Unbound right operand of octetstring shift left " | |
345 | "operator."); | |
346 | return *this << (int)shift_count; | |
347 | } | |
348 | ||
349 | OCTETSTRING OCTETSTRING::operator>>(int shift_count) const | |
350 | { | |
351 | must_bound("Unbound octetstring operand of shift right operator."); | |
352 | if (shift_count > 0) { | |
353 | if (val_ptr->n_octets == 0) return *this; | |
354 | OCTETSTRING ret_val(val_ptr->n_octets); | |
355 | if (shift_count > val_ptr->n_octets) shift_count = val_ptr->n_octets; | |
356 | memset(ret_val.val_ptr->octets_ptr, 0, shift_count); | |
357 | memcpy(ret_val.val_ptr->octets_ptr + shift_count, val_ptr->octets_ptr, | |
358 | val_ptr->n_octets - shift_count); | |
359 | return ret_val; | |
360 | } else if (shift_count == 0) return *this; | |
361 | else return *this << (-shift_count); | |
362 | } | |
363 | ||
364 | OCTETSTRING OCTETSTRING::operator>>(const INTEGER& shift_count) const | |
365 | { | |
366 | shift_count.must_bound("Unbound right operand of octetstring shift right " | |
367 | "operator."); | |
368 | return *this >> (int)shift_count; | |
369 | } | |
370 | ||
371 | OCTETSTRING OCTETSTRING::operator<<=(int rotate_count) const | |
372 | { | |
373 | must_bound("Unbound octetstring operand of rotate left operator."); | |
374 | if (val_ptr->n_octets == 0) return *this; | |
375 | if (rotate_count >= 0) { | |
376 | rotate_count %= val_ptr->n_octets; | |
377 | if (rotate_count == 0) return *this; | |
378 | OCTETSTRING ret_val(val_ptr->n_octets); | |
379 | memcpy(ret_val.val_ptr->octets_ptr, val_ptr->octets_ptr + | |
380 | rotate_count, val_ptr->n_octets - rotate_count); | |
381 | memcpy(ret_val.val_ptr->octets_ptr + val_ptr->n_octets - rotate_count, | |
382 | val_ptr->octets_ptr, rotate_count); | |
383 | return ret_val; | |
384 | } else return *this >>= (-rotate_count); | |
385 | } | |
386 | ||
387 | OCTETSTRING OCTETSTRING::operator<<=(const INTEGER& rotate_count) const | |
388 | { | |
389 | rotate_count.must_bound("Unbound right operand of octetstring rotate left " | |
390 | "operator."); | |
391 | return *this <<= (int)rotate_count; | |
392 | } | |
393 | ||
394 | OCTETSTRING OCTETSTRING::operator>>=(int rotate_count) const | |
395 | { | |
396 | must_bound("Unbound octetstring operand of rotate right operator."); | |
397 | if (val_ptr->n_octets == 0) return *this; | |
398 | if (rotate_count >= 0) { | |
399 | rotate_count %= val_ptr->n_octets; | |
400 | if (rotate_count == 0) return *this; | |
401 | OCTETSTRING ret_val(val_ptr->n_octets); | |
402 | memcpy(ret_val.val_ptr->octets_ptr, val_ptr->octets_ptr + | |
403 | val_ptr->n_octets - rotate_count, rotate_count); | |
404 | memcpy(ret_val.val_ptr->octets_ptr + rotate_count, | |
405 | val_ptr->octets_ptr, val_ptr->n_octets - rotate_count); | |
406 | return ret_val; | |
407 | } else return *this <<= (-rotate_count); | |
408 | } | |
409 | ||
410 | OCTETSTRING OCTETSTRING::operator>>=(const INTEGER& rotate_count) const | |
411 | { | |
412 | rotate_count.must_bound("Unbound right operand of octetstring rotate right " | |
413 | "operator."); | |
414 | return *this >>= (int)rotate_count; | |
415 | } | |
416 | ||
417 | OCTETSTRING_ELEMENT OCTETSTRING::operator[](int index_value) | |
418 | { | |
419 | if (val_ptr == NULL && index_value == 0) { | |
420 | init_struct(1); | |
421 | return OCTETSTRING_ELEMENT(FALSE, *this, 0); | |
422 | } else { | |
423 | must_bound("Accessing an element of an unbound octetstring value."); | |
424 | if (index_value < 0) TTCN_error("Accessing an octetstring element using " | |
425 | "a negative index (%d).", index_value); | |
426 | int n_octets = val_ptr->n_octets; | |
427 | if (index_value > n_octets) TTCN_error("Index overflow when accessing a " | |
428 | "octetstring element: The index is %d, but the string has only %d " | |
429 | "octets.", index_value, n_octets); | |
430 | if (index_value == n_octets) { | |
431 | if (val_ptr->ref_count == 1) { | |
432 | val_ptr = (octetstring_struct*) | |
433 | Realloc(val_ptr, MEMORY_SIZE(n_octets + 1)); | |
434 | val_ptr->n_octets++; | |
435 | } else { | |
436 | octetstring_struct *old_ptr = val_ptr; | |
437 | old_ptr->ref_count--; | |
438 | init_struct(n_octets + 1); | |
439 | memcpy(val_ptr->octets_ptr, old_ptr->octets_ptr, n_octets); | |
440 | } | |
441 | return OCTETSTRING_ELEMENT(FALSE, *this, index_value); | |
442 | } else return OCTETSTRING_ELEMENT(TRUE, *this, index_value); | |
443 | } | |
444 | } | |
445 | ||
446 | OCTETSTRING_ELEMENT OCTETSTRING::operator[](const INTEGER& index_value) | |
447 | { | |
448 | index_value.must_bound("Indexing a octetstring value with an unbound integer " | |
449 | "value."); | |
450 | return (*this)[(int)index_value]; | |
451 | } | |
452 | ||
453 | const OCTETSTRING_ELEMENT OCTETSTRING::operator[](int index_value) const | |
454 | { | |
455 | must_bound("Accessing an element of an unbound octetstring value."); | |
456 | if (index_value < 0) TTCN_error("Accessing an octetstring element using a " | |
457 | "negative index (%d).", index_value); | |
458 | if (index_value >= val_ptr->n_octets) TTCN_error("Index overflow when " | |
459 | "accessing a octetstring element: The index is %d, but the string has " | |
460 | "only %d octets.", index_value, val_ptr->n_octets); | |
461 | return OCTETSTRING_ELEMENT(TRUE, const_cast<OCTETSTRING&>(*this), | |
462 | index_value); | |
463 | } | |
464 | ||
465 | const OCTETSTRING_ELEMENT OCTETSTRING::operator[](const INTEGER& index_value) | |
466 | const | |
467 | { | |
468 | index_value.must_bound("Indexing a octetstring value with an unbound integer " | |
469 | "value."); | |
470 | return (*this)[(int)index_value]; | |
471 | } | |
472 | ||
473 | void OCTETSTRING::clean_up() | |
474 | { | |
475 | if (val_ptr != NULL) { | |
476 | if (val_ptr->ref_count > 1) val_ptr->ref_count--; | |
477 | else if (val_ptr->ref_count == 1) Free(val_ptr); | |
478 | else TTCN_error("Internal error: Invalid reference counter in an " | |
479 | "octetstring value."); | |
480 | val_ptr = NULL; | |
481 | } | |
482 | } | |
483 | ||
484 | int OCTETSTRING::lengthof() const | |
485 | { | |
486 | must_bound("Getting the length of an unbound octetstring value."); | |
487 | return val_ptr->n_octets; | |
488 | } | |
489 | ||
490 | OCTETSTRING::operator const unsigned char*() const | |
491 | { | |
492 | must_bound("Casting an unbound octetstring value to const unsigned char*."); | |
493 | return val_ptr->octets_ptr; | |
494 | } | |
495 | ||
496 | void OCTETSTRING::log() const | |
497 | { | |
498 | if (val_ptr != NULL) { | |
499 | boolean only_printable = TRUE; | |
500 | TTCN_Logger::log_char('\''); | |
501 | for (int i = 0; i < val_ptr->n_octets; i++) { | |
502 | unsigned char octet = val_ptr->octets_ptr[i]; | |
503 | TTCN_Logger::log_octet(octet); | |
504 | if (only_printable && !TTCN_Logger::is_printable(octet)) | |
505 | only_printable = FALSE; | |
506 | } | |
507 | TTCN_Logger::log_event_str("'O"); | |
508 | if (only_printable && val_ptr->n_octets > 0) { | |
509 | TTCN_Logger::log_event_str(" (\""); | |
510 | for (int i = 0; i < val_ptr->n_octets; i++) | |
511 | TTCN_Logger::log_char_escaped(val_ptr->octets_ptr[i]); | |
512 | TTCN_Logger::log_event_str("\")"); | |
513 | } | |
514 | } else TTCN_Logger::log_event_unbound(); | |
515 | } | |
516 | ||
517 | void OCTETSTRING::set_param(Module_Param& param) { | |
518 | param.basic_check(Module_Param::BC_VALUE|Module_Param::BC_LIST, "octetstring value"); | |
3abe9331 | 519 | Module_Param_Ptr mp = ¶m; |
520 | if (param.get_type() == Module_Param::MP_Reference) { | |
521 | mp = param.get_referenced_param(); | |
522 | } | |
523 | switch (mp->get_type()) { | |
524 | case Module_Param::MP_Octetstring: | |
525 | switch (param.get_operation_type()) { | |
526 | case Module_Param::OT_ASSIGN: | |
527 | clean_up(); | |
528 | init_struct(mp->get_string_size()); | |
529 | memcpy(val_ptr->octets_ptr, mp->get_string_data(), val_ptr->n_octets); | |
530 | break; | |
531 | case Module_Param::OT_CONCAT: | |
532 | if (is_bound()) { | |
533 | *this += OCTETSTRING(mp->get_string_size(), (unsigned char*)mp->get_string_data()); | |
534 | } else { | |
535 | *this = OCTETSTRING(mp->get_string_size(), (unsigned char*)mp->get_string_data()); | |
536 | } | |
537 | break; | |
538 | default: | |
539 | TTCN_error("Internal error: OCTETSTRING::set_param()"); | |
540 | } | |
970ed795 | 541 | break; |
3abe9331 | 542 | case Module_Param::MP_Expression: |
543 | if (mp->get_expr_type() == Module_Param::EXPR_CONCATENATE) { | |
544 | OCTETSTRING operand1, operand2; | |
545 | operand1.set_param(*mp->get_operand1()); | |
546 | operand2.set_param(*mp->get_operand2()); | |
547 | if (param.get_operation_type() == Module_Param::OT_CONCAT) { | |
548 | *this = *this + operand1 + operand2; | |
549 | } | |
550 | else { | |
551 | *this = operand1 + operand2; | |
552 | } | |
553 | } | |
554 | else { | |
555 | param.expr_type_error("a octetstring"); | |
970ed795 EL |
556 | } |
557 | break; | |
558 | default: | |
3abe9331 | 559 | param.type_error("octetstring value"); |
560 | break; | |
561 | } | |
562 | } | |
563 | ||
564 | Module_Param* OCTETSTRING::get_param(Module_Param_Name& /* param_name */) const | |
565 | { | |
566 | if (!is_bound()) { | |
567 | return new Module_Param_Unbound(); | |
970ed795 | 568 | } |
3abe9331 | 569 | unsigned char* val_cpy = (unsigned char *)Malloc(val_ptr->n_octets); |
570 | memcpy(val_cpy, val_ptr->octets_ptr, val_ptr->n_octets); | |
571 | return new Module_Param_Octetstring(val_ptr->n_octets, val_cpy); | |
970ed795 EL |
572 | } |
573 | ||
574 | void OCTETSTRING::encode_text(Text_Buf& text_buf) const | |
575 | { | |
576 | must_bound("Text encoder: Encoding an unbound octetstring value."); | |
577 | text_buf.push_int(val_ptr->n_octets); | |
578 | if(val_ptr->n_octets > 0) | |
579 | text_buf.push_raw(val_ptr->n_octets, val_ptr->octets_ptr); | |
580 | } | |
581 | ||
582 | void OCTETSTRING::decode_text(Text_Buf& text_buf) | |
583 | { | |
584 | int n_octets = text_buf.pull_int().get_val(); | |
585 | if (n_octets < 0) | |
586 | TTCN_error("Text decoder: Invalid length was received for an octetstring."); | |
587 | clean_up(); | |
588 | init_struct(n_octets); | |
589 | if (n_octets > 0) text_buf.pull_raw(n_octets, val_ptr->octets_ptr); | |
590 | } | |
591 | ||
592 | void OCTETSTRING::encode(const TTCN_Typedescriptor_t& p_td, | |
593 | TTCN_Buffer& p_buf, | |
594 | TTCN_EncDec::coding_t p_coding, ...) const | |
595 | { | |
596 | va_list pvar; | |
597 | va_start(pvar, p_coding); | |
598 | switch(p_coding) { | |
599 | case TTCN_EncDec::CT_BER: { | |
600 | TTCN_EncDec_ErrorContext ec("While BER-encoding type '%s': ", p_td.name); | |
601 | unsigned BER_coding=va_arg(pvar, unsigned); | |
602 | BER_encode_chk_coding(BER_coding); | |
603 | ASN_BER_TLV_t *tlv=BER_encode_TLV(p_td, BER_coding); | |
604 | tlv->put_in_buffer(p_buf); | |
605 | ASN_BER_TLV_t::destruct(tlv); | |
606 | break;} | |
607 | case TTCN_EncDec::CT_RAW: { | |
608 | TTCN_EncDec_ErrorContext ec("While RAW-encoding type '%s': ", p_td.name); | |
609 | if(!p_td.raw) | |
610 | TTCN_EncDec_ErrorContext::error_internal | |
611 | ("No RAW descriptor available for type '%s'.", p_td.name); | |
612 | RAW_enc_tr_pos rp; | |
613 | rp.level=0; | |
614 | rp.pos=NULL; | |
615 | RAW_enc_tree root(true,NULL,&rp,1,p_td.raw); | |
616 | RAW_encode(p_td, root); | |
617 | root.put_to_buf(p_buf); | |
618 | break;} | |
619 | case TTCN_EncDec::CT_TEXT: { | |
620 | TTCN_EncDec_ErrorContext ec("While TEXT-encoding type '%s': ", p_td.name); | |
621 | if(!p_td.text) | |
622 | TTCN_EncDec_ErrorContext::error_internal | |
623 | ("No TEXT descriptor available for type '%s'.", p_td.name); | |
624 | TEXT_encode(p_td,p_buf); | |
625 | break;} | |
626 | case TTCN_EncDec::CT_XER: { | |
627 | TTCN_EncDec_ErrorContext ec("While XER-encoding type '%s': ", p_td.name); | |
628 | unsigned XER_coding=va_arg(pvar, unsigned); | |
af710487 | 629 | XER_encode(*p_td.xer, p_buf, XER_coding, 0, 0); |
970ed795 EL |
630 | break;} |
631 | case TTCN_EncDec::CT_JSON: { | |
632 | TTCN_EncDec_ErrorContext ec("While TEXT-encoding type '%s': ", p_td.name); | |
633 | if(!p_td.json) | |
634 | TTCN_EncDec_ErrorContext::error_internal | |
635 | ("No JSON descriptor available for type '%s'.", p_td.name); | |
636 | JSON_Tokenizer tok(va_arg(pvar, int) != 0); | |
637 | JSON_encode(p_td, tok); | |
638 | p_buf.put_s(tok.get_buffer_length(), (const unsigned char*)tok.get_buffer()); | |
639 | break;} | |
640 | default: | |
641 | TTCN_error("Unknown coding method requested to encode type '%s'", | |
642 | p_td.name); | |
643 | } | |
644 | va_end(pvar); | |
645 | } | |
646 | ||
647 | void OCTETSTRING::decode(const TTCN_Typedescriptor_t& p_td, | |
648 | TTCN_Buffer& p_buf, | |
649 | TTCN_EncDec::coding_t p_coding, ...) | |
650 | { | |
651 | va_list pvar; | |
652 | va_start(pvar, p_coding); | |
653 | switch(p_coding) { | |
654 | case TTCN_EncDec::CT_BER: { | |
655 | TTCN_EncDec_ErrorContext ec("While BER-decoding type '%s': ", p_td.name); | |
656 | unsigned L_form=va_arg(pvar, unsigned); | |
657 | ASN_BER_TLV_t tlv; | |
658 | BER_decode_str2TLV(p_buf, tlv, L_form); | |
659 | BER_decode_TLV(p_td, tlv, L_form); | |
660 | if(tlv.isComplete) p_buf.increase_pos(tlv.get_len()); | |
661 | break;} | |
662 | case TTCN_EncDec::CT_RAW: { | |
663 | TTCN_EncDec_ErrorContext ec("While RAW-decoding type '%s': ", p_td.name); | |
664 | if(!p_td.raw) | |
665 | TTCN_EncDec_ErrorContext::error_internal | |
666 | ("No RAW descriptor available for type '%s'.", p_td.name); | |
667 | raw_order_t order; | |
668 | switch(p_td.raw->top_bit_order){ | |
669 | case TOP_BIT_LEFT: | |
670 | order=ORDER_LSB; | |
671 | break; | |
672 | case TOP_BIT_RIGHT: | |
673 | default: | |
674 | order=ORDER_MSB; | |
675 | } | |
676 | if(RAW_decode(p_td, p_buf, p_buf.get_len()*8, order)<0) | |
677 | ec.error(TTCN_EncDec::ET_INCOMPL_MSG, | |
678 | "Can not decode type '%s', because invalid or incomplete" | |
679 | " message was received" | |
680 | , p_td.name); | |
681 | break;} | |
682 | case TTCN_EncDec::CT_TEXT: { | |
683 | Limit_Token_List limit; | |
684 | TTCN_EncDec_ErrorContext ec("While TEXT-decoding type '%s': ", p_td.name); | |
685 | if(!p_td.text) | |
686 | TTCN_EncDec_ErrorContext::error_internal | |
687 | ("No TEXT descriptor available for type '%s'.", p_td.name); | |
688 | const unsigned char *b=p_buf.get_data(); | |
689 | if(b[p_buf.get_len()-1]!='\0'){ | |
690 | p_buf.set_pos(p_buf.get_len()); | |
691 | p_buf.put_zero(8,ORDER_LSB); | |
692 | p_buf.rewind(); | |
693 | } | |
694 | if(TEXT_decode(p_td,p_buf,limit)<0) | |
695 | ec.error(TTCN_EncDec::ET_INCOMPL_MSG, | |
696 | "Can not decode type '%s', because invalid or incomplete" | |
697 | " message was received" | |
698 | , p_td.name); | |
699 | break;} | |
700 | case TTCN_EncDec::CT_XER: { | |
af710487 | 701 | TTCN_EncDec_ErrorContext ec("While XER-decoding type '%s': ", p_td.name); |
970ed795 EL |
702 | unsigned XER_coding=va_arg(pvar, unsigned); |
703 | XmlReaderWrap reader(p_buf); | |
704 | int success = reader.Read(); | |
705 | for (; success==1; success=reader.Read()) { | |
706 | int type = reader.NodeType(); | |
707 | if (type==XML_READER_TYPE_ELEMENT) | |
708 | break; | |
709 | } | |
feade998 | 710 | XER_decode(*p_td.xer, reader, XER_coding, XER_NONE, 0); |
970ed795 EL |
711 | size_t bytes = reader.ByteConsumed(); |
712 | p_buf.set_pos(bytes); | |
713 | break;} | |
714 | case TTCN_EncDec::CT_JSON: { | |
715 | TTCN_EncDec_ErrorContext ec("While JSON-decoding type '%s': ", p_td.name); | |
716 | if(!p_td.json) | |
717 | TTCN_EncDec_ErrorContext::error_internal | |
718 | ("No JSON descriptor available for type '%s'.", p_td.name); | |
719 | JSON_Tokenizer tok((const char*)p_buf.get_data(), p_buf.get_len()); | |
720 | if(JSON_decode(p_td, tok, false)<0) | |
721 | ec.error(TTCN_EncDec::ET_INCOMPL_MSG, | |
722 | "Can not decode type '%s', because invalid or incomplete" | |
723 | " message was received" | |
724 | , p_td.name); | |
725 | p_buf.set_pos(tok.get_buf_pos()); | |
726 | break;} | |
727 | default: | |
728 | TTCN_error("Unknown coding method requested to decode type '%s'", | |
729 | p_td.name); | |
730 | } | |
731 | va_end(pvar); | |
732 | } | |
733 | ||
734 | ASN_BER_TLV_t* | |
735 | OCTETSTRING::BER_encode_TLV(const TTCN_Typedescriptor_t& p_td, | |
736 | unsigned p_coding) const | |
737 | { | |
738 | BER_chk_descr(p_td); | |
739 | ASN_BER_TLV_t *new_tlv=BER_encode_chk_bound(is_bound()); | |
740 | if(!new_tlv) { | |
741 | new_tlv=BER_encode_TLV_OCTETSTRING | |
742 | (p_coding, val_ptr->n_octets, val_ptr->octets_ptr); | |
743 | } | |
744 | new_tlv=ASN_BER_V2TLV(new_tlv, p_td, p_coding); | |
745 | return new_tlv; | |
746 | } | |
747 | ||
748 | #ifdef TITAN_RUNTIME_2 | |
749 | ASN_BER_TLV_t* OCTETSTRING::BER_encode_negtest_raw() const | |
750 | { | |
751 | unsigned char *p_Vstr = (unsigned char *)Malloc(val_ptr->n_octets); | |
752 | memcpy(p_Vstr, val_ptr->octets_ptr, val_ptr->n_octets); | |
753 | ASN_BER_TLV_t* new_tlv = ASN_BER_TLV_t::construct(val_ptr->n_octets, p_Vstr); | |
754 | return new_tlv; | |
755 | } | |
756 | ||
757 | int OCTETSTRING::encode_raw(TTCN_Buffer& p_buf) const | |
758 | { | |
759 | p_buf.put_string(*this); | |
760 | return val_ptr ? val_ptr->n_octets : 0; | |
761 | } | |
762 | ||
763 | int OCTETSTRING::RAW_encode_negtest_raw(RAW_enc_tree& p_myleaf) const | |
764 | { | |
765 | if (p_myleaf.must_free) | |
766 | Free(p_myleaf.body.leaf.data_ptr); | |
767 | p_myleaf.must_free = false; | |
768 | p_myleaf.data_ptr_used = true; | |
769 | p_myleaf.body.leaf.data_ptr = val_ptr->octets_ptr; | |
770 | return p_myleaf.length = val_ptr->n_octets * 8; | |
771 | } | |
3f84031e | 772 | |
773 | int OCTETSTRING::JSON_encode_negtest_raw(JSON_Tokenizer& p_tok) const | |
774 | { | |
775 | if (val_ptr != NULL) { | |
776 | p_tok.put_raw_data((const char*)val_ptr->octets_ptr, val_ptr->n_octets); | |
777 | return val_ptr->n_octets; | |
778 | } | |
779 | return 0; | |
780 | } | |
970ed795 EL |
781 | #endif |
782 | ||
783 | boolean OCTETSTRING::BER_decode_TLV(const TTCN_Typedescriptor_t& p_td, | |
784 | const ASN_BER_TLV_t& p_tlv, | |
785 | unsigned L_form) | |
786 | { | |
787 | clean_up(); | |
788 | BER_chk_descr(p_td); | |
789 | ASN_BER_TLV_t stripped_tlv; | |
790 | BER_decode_strip_tags(*p_td.ber, p_tlv, L_form, stripped_tlv); | |
791 | TTCN_EncDec_ErrorContext ec("While decoding OCTETSTRING type: "); | |
792 | /* Upper estimation for the length. */ | |
793 | size_t stripped_tlv_len = stripped_tlv.get_len(); | |
794 | if (stripped_tlv_len < 2) return FALSE; | |
795 | int max_len = stripped_tlv_len - 2; | |
796 | init_struct(max_len); | |
797 | unsigned int octetnum_start = 0; | |
798 | BER_decode_TLV_OCTETSTRING(stripped_tlv, L_form, octetnum_start, | |
799 | val_ptr->n_octets, val_ptr->octets_ptr); | |
800 | if (val_ptr->n_octets < max_len) { | |
801 | if (val_ptr->n_octets == 0) { | |
802 | clean_up(); | |
803 | init_struct(0); | |
804 | } else { | |
805 | val_ptr = (octetstring_struct*) | |
806 | Realloc(val_ptr, MEMORY_SIZE(val_ptr->n_octets)); | |
807 | } | |
808 | } | |
809 | return TRUE; | |
810 | } | |
811 | ||
812 | int OCTETSTRING::TEXT_decode(const TTCN_Typedescriptor_t& p_td, | |
813 | TTCN_Buffer& buff, Limit_Token_List& limit, | |
814 | boolean no_err, boolean /*first_call*/) | |
815 | { | |
816 | int decoded_length=0; | |
817 | int str_len=0; | |
818 | clean_up(); | |
819 | if(p_td.text->begin_decode){ | |
820 | int tl; | |
821 | if((tl=p_td.text->begin_decode->match_begin(buff))<0){ | |
822 | if(no_err)return -1; | |
823 | TTCN_EncDec_ErrorContext::error(TTCN_EncDec::ET_TOKEN_ERR, | |
824 | "The specified token '%s' not found for '%s': ", | |
825 | (const char*)*(p_td.text->begin_decode), p_td.name); | |
826 | return 0; | |
827 | } | |
828 | decoded_length+=tl; | |
829 | buff.increase_pos(tl); | |
830 | } | |
831 | // never returns "too short" | |
832 | // if(buff.get_read_len()<=1 && no_err) return -TTCN_EncDec::ET_LEN_ERR; | |
833 | ||
834 | if(p_td.text->select_token){ | |
835 | int tl; | |
836 | if((tl=p_td.text->select_token->match_begin(buff))<0) { | |
837 | if(no_err) return -1; | |
838 | else tl=0; | |
839 | } | |
840 | str_len=tl; | |
841 | } else | |
842 | if( p_td.text->val.parameters | |
843 | && p_td.text->val.parameters->decoding_params.min_length!=-1){ | |
844 | str_len=p_td.text->val.parameters->decoding_params.min_length*2; | |
845 | } else if(p_td.text->end_decode){ | |
846 | int tl; | |
847 | if((tl=p_td.text->end_decode->match_first(buff))<0) { | |
848 | if(no_err) return -1; | |
849 | else tl=0; | |
850 | } | |
851 | str_len=tl; | |
852 | } else if (limit.has_token()){ | |
853 | int tl; | |
854 | if((tl=limit.match(buff))<0) | |
855 | tl=buff.get_read_len()-1;; | |
856 | str_len=tl; | |
857 | } else { | |
858 | int tl; | |
859 | if((tl=octetstring_value_match.match_begin(buff))<0) { | |
860 | if(no_err) {return -1; } | |
861 | else tl=0; | |
862 | } | |
863 | str_len=tl; | |
864 | } | |
865 | str_len=(str_len/2)*2; | |
866 | //printf("HALI chr:%d ",str_len); | |
867 | int n_octets = str_len / 2; | |
868 | init_struct(n_octets); | |
869 | unsigned char *octets_ptr = val_ptr->octets_ptr; | |
870 | const char *value=(const char*)buff.get_read_data(); | |
871 | for (int i = 0; i < n_octets; i++) { | |
872 | unsigned char upper_nibble = char_to_hexdigit(value[2 * i]); | |
873 | unsigned char lower_nibble = char_to_hexdigit(value[2 * i + 1]); | |
874 | if (upper_nibble > 0x0F){ | |
875 | TTCN_EncDec_ErrorContext::error(TTCN_EncDec::ET_INVAL_MSG, | |
876 | "The octetstring value may contain hexadecimal digits only. " | |
877 | "Character \"%c\" was found.", value[2 * i]); | |
878 | upper_nibble=0; | |
879 | } | |
880 | if (lower_nibble > 0x0F){ | |
881 | TTCN_EncDec_ErrorContext::error(TTCN_EncDec::ET_INVAL_MSG, | |
882 | "The octetstring value str2oct() may contain hexadecimal digits only. " | |
883 | "Character \"%c\" was found.", value[2 * i + 1]); | |
884 | lower_nibble=0; | |
885 | } | |
886 | octets_ptr[i] = (upper_nibble << 4) | lower_nibble; | |
887 | } | |
888 | ||
889 | //printf("%s\n\r",val_ptr->chars_ptr); | |
890 | decoded_length+=str_len; | |
891 | buff.increase_pos(str_len); | |
892 | ||
893 | if(p_td.text->end_decode){ | |
894 | int tl; | |
895 | if((tl=p_td.text->end_decode->match_begin(buff))<0){ | |
896 | if(no_err)return -1; | |
897 | TTCN_EncDec_ErrorContext::error(TTCN_EncDec::ET_TOKEN_ERR, | |
898 | "The specified token '%s' not found for '%s': ", | |
899 | (const char*)*(p_td.text->end_decode), p_td.name); | |
900 | return 0; | |
901 | } | |
902 | decoded_length+=tl; | |
903 | buff.increase_pos(tl); | |
904 | } | |
905 | return decoded_length; | |
906 | } | |
907 | ||
908 | // From Charstring.cc | |
909 | extern char base64_decoder_table[256]; | |
910 | extern unsigned int xlate(cbyte* in, int phase, unsigned char* dest); | |
911 | extern const char cb64[]; | |
912 | ||
913 | int OCTETSTRING::XER_encode(const XERdescriptor_t& p_td, | |
af710487 | 914 | TTCN_Buffer& p_buf, unsigned int flavor, int indent, embed_values_enc_struct_t*) const |
970ed795 EL |
915 | { |
916 | if(!is_bound()) { | |
917 | TTCN_EncDec_ErrorContext::error | |
918 | (TTCN_EncDec::ET_UNBOUND, "Encoding an unbound octetstring value."); | |
919 | } | |
920 | int exer = is_exer(flavor |= SIMPLE_TYPE); | |
921 | // SIMPLE_TYPE has no influence on is_exer, we set it for later | |
922 | int encoded_length=(int)p_buf.get_len(); | |
923 | int empty_element = val_ptr==NULL || val_ptr->n_octets == 0; | |
924 | ||
925 | flavor &= ~XER_RECOF; // octetstring doesn't care | |
926 | begin_xml(p_td, p_buf, flavor, indent, empty_element); | |
927 | ||
928 | if (exer && (p_td.xer_bits & BASE_64)) { | |
929 | // bit more work | |
930 | size_t clear_len = lengthof(); | |
931 | const unsigned char * in = operator const unsigned char*(); | |
932 | ||
933 | /* Encode 3 bytes of cleartext into 4 bytes of Base64. | |
934 | * Note that the algorithm is slightly different from Charstring.cc: | |
935 | * we can't pad the source because it's const (this), | |
936 | * so we need to check the indexes i+1 and i+2 before dereferencing */ | |
937 | for (size_t i = 0; i < clear_len; i += 3) { | |
938 | p_buf.put_c( cb64[ in[i] >> 2 ] ); | |
939 | p_buf.put_c( cb64[ ((in[i] & 0x03) << 4) | (i+1 < clear_len | |
940 | ? ((in[i+1] & 0xf0) >> 4) | |
941 | :-0) ] ); | |
942 | p_buf.put_c( i+1 < clear_len | |
943 | ? cb64[ ((in[i+1] & 0x0f) << 2) | (i+2 < clear_len ? ((in[i+2] & 0xc0) >> 6) :-0) ] | |
944 | :'='); | |
945 | p_buf.put_c( i+2 < clear_len ? cb64[ in[i+2] & 0x3f ] : '=' ); | |
946 | } // next i | |
947 | } | |
948 | else { | |
949 | CHARSTRING val = oct2str(*this); | |
950 | p_buf.put_string(val); | |
951 | } | |
952 | ||
953 | end_xml(p_td, p_buf, flavor, indent, empty_element); | |
954 | ||
955 | return (int)p_buf.get_len() - encoded_length; | |
956 | } | |
957 | ||
958 | int OCTETSTRING::XER_decode(const XERdescriptor_t& p_td, XmlReaderWrap& reader, | |
feade998 | 959 | unsigned int flavor, unsigned int /*flavor2*/, embed_values_dec_struct_t*) |
970ed795 EL |
960 | { |
961 | int exer = is_exer(flavor); | |
962 | int success = reader.Ok(), depth = -1, type; | |
963 | boolean own_tag = !is_exerlist(flavor) && !(exer && (p_td.xer_bits & UNTAGGED)); | |
964 | ||
965 | const char * value = 0; | |
966 | if (exer && (p_td.xer_bits & XER_ATTRIBUTE)) { | |
967 | const char * name = verify_name(reader, p_td, exer); | |
968 | (void)name; | |
969 | } | |
970 | else | |
971 | if (own_tag) for (; success == 1; success = reader.Read()) { | |
972 | type = reader.NodeType(); | |
973 | if (XML_READER_TYPE_ELEMENT == type) { | |
974 | verify_name(reader, p_td, exer); | |
975 | depth = reader.Depth(); | |
976 | if (reader.IsEmptyElement()) { | |
977 | if (exer && p_td.dfeValue != 0) { | |
978 | *this = *static_cast<const OCTETSTRING*> (p_td.dfeValue); | |
979 | } | |
980 | else init_struct(0); | |
981 | reader.Read(); | |
982 | goto finished; | |
983 | } | |
984 | } | |
985 | else if (XML_READER_TYPE_TEXT == type && depth != -1) break; | |
986 | else if (XML_READER_TYPE_END_ELEMENT == type) { | |
987 | // End tag without intervening #text == empty content | |
988 | verify_end(reader, p_td, depth, exer); | |
989 | if (exer && p_td.dfeValue != 0) { | |
990 | *this = *static_cast<const OCTETSTRING*>(p_td.dfeValue); | |
991 | } | |
992 | else init_struct(0); | |
993 | reader.Read(); | |
994 | goto finished; | |
995 | } | |
996 | } | |
997 | ||
998 | type = reader.NodeType(); | |
999 | if (success == 1 && (XML_READER_TYPE_TEXT == type || XML_READER_TYPE_ATTRIBUTE == type)) { | |
1000 | value = (const char *)reader.Value(); | |
1001 | size_t len = value ? strlen(value) : 0; | |
1002 | ||
1003 | if (exer && (p_td.xer_bits & BASE_64)) { | |
1004 | xmlChar in[4]; | |
1005 | ||
1006 | int phase = 0; | |
1007 | init_struct(len * 3 / 4); | |
1008 | unsigned char * dest = val_ptr->octets_ptr; | |
1009 | ||
1010 | for (size_t o=0; o<len; ++o) { | |
1011 | xmlChar c = value[o]; | |
1012 | if(c == '=') { // padding starts | |
1013 | dest += xlate(in, phase, dest); | |
1014 | break; | |
1015 | } | |
1016 | ||
1017 | int val = base64_decoder_table[c]; | |
1018 | if(val >= 0) { | |
1019 | in[phase] = val; | |
1020 | phase = (phase + 1) % 4; | |
1021 | if(phase == 0) { | |
1022 | dest += xlate(in,phase, dest); | |
1023 | in[0]=in[1]=in[2]=in[3]=0; | |
1024 | } | |
1025 | } | |
1026 | else if (exer && (flavor & EXIT_ON_ERROR)) { | |
1027 | clean_up(); | |
1028 | return -1; | |
1029 | } else { | |
1030 | TTCN_EncDec_ErrorContext::warning( | |
1031 | /* if this was an error... TTCN_EncDec::ET_INVAL_MSG,*/ | |
1032 | "Invalid character for Base64 '%02X'", c); | |
1033 | } | |
1034 | } // while | |
1035 | // adjust | |
1036 | val_ptr->n_octets = dest - val_ptr->octets_ptr; | |
1037 | ||
1038 | } | |
1039 | else { // not base64 | |
1040 | if (len & 1) { // that's odd... | |
1041 | if (exer && (flavor & EXIT_ON_ERROR)) { | |
1042 | clean_up(); | |
1043 | return -1; | |
1044 | } else { | |
1045 | TTCN_EncDec_ErrorContext::error(TTCN_EncDec::ET_INVAL_MSG, | |
1046 | "Odd number of characters in octetstring"); | |
1047 | len &= ~1; // make it even | |
1048 | } | |
1049 | } | |
1050 | size_t n_octets = len / 2; | |
1051 | init_struct(n_octets); | |
1052 | ||
1053 | len = 0; // will act as 2*i | |
1054 | for (size_t i = 0; i < n_octets; ++i, ++++len) { | |
1055 | unsigned char upper_nibble = char_to_hexdigit(value[len]); | |
1056 | unsigned char lower_nibble = char_to_hexdigit(value[len+1]); | |
1057 | if (upper_nibble > 0x0F) { | |
1058 | if (exer && (flavor & EXIT_ON_ERROR)) { | |
1059 | clean_up(); | |
1060 | return -1; | |
1061 | } else { | |
1062 | TTCN_EncDec_ErrorContext::error(TTCN_EncDec::ET_INVAL_MSG, | |
1063 | "The octetstring value may contain hexadecimal digits only. " | |
1064 | "Character \"%c\" was found.", value[len]); | |
1065 | upper_nibble=0; | |
1066 | } | |
1067 | } | |
1068 | if (lower_nibble > 0x0F) { | |
1069 | if (exer && (flavor & EXIT_ON_ERROR)) { | |
1070 | clean_up(); | |
1071 | return -1; | |
1072 | } else { | |
1073 | TTCN_EncDec_ErrorContext::error(TTCN_EncDec::ET_INVAL_MSG, | |
1074 | "The octetstring value may contain hexadecimal digits only. " | |
1075 | "Character \"%c\" was found.", value[len+1]); | |
1076 | lower_nibble=0; | |
1077 | } | |
1078 | } | |
1079 | val_ptr->octets_ptr[i] = (upper_nibble << 4) | lower_nibble; | |
1080 | } // next | |
1081 | } // if base64 | |
1082 | } // if success | |
1083 | ||
1084 | if (exer && (p_td.xer_bits & XER_ATTRIBUTE)) { | |
1085 | // Let the caller do reader.AdvanceAttribute(); | |
1086 | } | |
1087 | else | |
1088 | if (own_tag) for (success = reader.Read(); success == 1; success = reader.Read()) { | |
1089 | type = reader.NodeType(); | |
1090 | if (XML_READER_TYPE_END_ELEMENT == type) { | |
1091 | verify_end(reader, p_td, depth, exer); | |
1092 | if (val_ptr == 0 && p_td.dfeValue != 0) { | |
1093 | // The end tag must have followed the start tag | |
1094 | *this = *static_cast<const OCTETSTRING*>(p_td.dfeValue); | |
1095 | } | |
1096 | reader.Read(); // one last time | |
1097 | break; | |
1098 | } | |
1099 | } | |
1100 | finished: | |
1101 | return 1; // decode successful | |
1102 | } | |
1103 | ||
1104 | int OCTETSTRING::TEXT_encode(const TTCN_Typedescriptor_t& p_td, | |
1105 | TTCN_Buffer& buff) const{ | |
1106 | int encoded_length=0; | |
1107 | if(p_td.text->begin_encode){ | |
1108 | buff.put_cs(*p_td.text->begin_encode); | |
1109 | encoded_length+=p_td.text->begin_encode->lengthof(); | |
1110 | } | |
1111 | if(!is_bound()) { | |
1112 | TTCN_EncDec_ErrorContext::error | |
1113 | (TTCN_EncDec::ET_UNBOUND, "Encoding an unbound value."); | |
1114 | if(p_td.text->end_encode){ | |
1115 | buff.put_cs(*p_td.text->end_encode); | |
1116 | encoded_length+=p_td.text->end_encode->lengthof(); | |
1117 | } | |
1118 | return encoded_length; | |
1119 | } | |
1120 | ||
1121 | int chars_before=0; | |
1122 | ||
1123 | if(p_td.text->val.parameters){ | |
1124 | if(val_ptr->n_octets<p_td.text->val.parameters->coding_params.min_length){ | |
1125 | chars_before=(p_td.text-> | |
1126 | val.parameters->coding_params.min_length-val_ptr->n_octets)*2; | |
1127 | } | |
1128 | } | |
1129 | ||
1130 | if(chars_before){ | |
1131 | unsigned char* p=NULL; | |
1132 | size_t len=chars_before; | |
1133 | buff.get_end(p,len); | |
1134 | for(int a=0;a<chars_before;a++) p[a]=(unsigned char)'0'; | |
1135 | buff.increase_length(chars_before); | |
1136 | encoded_length+=chars_before; | |
1137 | } | |
1138 | ||
1139 | if(val_ptr->n_octets){ | |
1140 | unsigned char* p=NULL; | |
1141 | size_t len=val_ptr->n_octets*2; | |
1142 | buff.get_end(p,len); | |
1143 | len=val_ptr->n_octets; | |
1144 | for(size_t i=0;i<len;i++){ | |
1145 | p[2 * i] = hexdigit_to_char(val_ptr->octets_ptr[i] >> 4); | |
1146 | p[2 * i + 1] = hexdigit_to_char(val_ptr->octets_ptr[i] & 0x0F); | |
1147 | } | |
1148 | buff.increase_length(len*2); | |
1149 | encoded_length+=len*2; | |
1150 | } | |
1151 | ||
1152 | ||
1153 | if(p_td.text->end_encode){ | |
1154 | buff.put_cs(*p_td.text->end_encode); | |
1155 | encoded_length+=p_td.text->end_encode->lengthof(); | |
1156 | } | |
1157 | return encoded_length; | |
1158 | } | |
1159 | ||
1160 | int OCTETSTRING::RAW_encode(const TTCN_Typedescriptor_t& p_td, | |
1161 | RAW_enc_tree& myleaf) const | |
1162 | { | |
1163 | if (!is_bound()) { | |
1164 | TTCN_EncDec_ErrorContext::error(TTCN_EncDec::ET_UNBOUND, | |
1165 | "Encoding an unbound value."); | |
1166 | } | |
1167 | unsigned char *bc; | |
1168 | int bl = val_ptr->n_octets * 8; | |
1169 | int align_length = p_td.raw->fieldlength ? p_td.raw->fieldlength - bl : 0; | |
1170 | int blength = val_ptr->n_octets; | |
1171 | if ((bl + align_length) < val_ptr->n_octets * 8) { | |
1172 | TTCN_EncDec_ErrorContext::error(TTCN_EncDec::ET_LEN_ERR, | |
1173 | "There are insufficient bits to encode '%s': ", p_td.name); | |
1174 | blength = p_td.raw->fieldlength / 8; | |
1175 | bl = p_td.raw->fieldlength; | |
1176 | align_length = 0; | |
1177 | } | |
1178 | if (myleaf.must_free) Free(myleaf.body.leaf.data_ptr); | |
1179 | myleaf.must_free = false; | |
1180 | myleaf.data_ptr_used = true; | |
1181 | if (p_td.raw->extension_bit != EXT_BIT_NO | |
1182 | && myleaf.coding_par.bitorder == ORDER_MSB) { | |
1183 | if (blength > RAW_INT_ENC_LENGTH) { | |
1184 | myleaf.body.leaf.data_ptr = bc = (unsigned char*)Malloc(blength*sizeof(*bc)); | |
1185 | myleaf.must_free = true; | |
1186 | myleaf.data_ptr_used = true; | |
1187 | } | |
1188 | else { | |
1189 | bc = myleaf.body.leaf.data_array; | |
1190 | myleaf.data_ptr_used = false; | |
1191 | } | |
1192 | for (int a = 0; a < blength; a++) bc[a] = val_ptr->octets_ptr[a] << 1; | |
1193 | } | |
1194 | else myleaf.body.leaf.data_ptr = val_ptr->octets_ptr; | |
1195 | if (p_td.raw->endianness == ORDER_MSB) myleaf.align = -align_length; | |
1196 | else myleaf.align = align_length; | |
1197 | return myleaf.length = bl + align_length; | |
1198 | } | |
1199 | ||
1200 | int OCTETSTRING::RAW_decode(const TTCN_Typedescriptor_t& p_td, | |
1201 | TTCN_Buffer& buff, int limit, raw_order_t top_bit_ord, boolean no_err, | |
1202 | int /*sel_field*/, boolean /*first_call*/) | |
1203 | { | |
1204 | int prepaddlength = buff.increase_pos_padd(p_td.raw->prepadding); | |
1205 | limit -= prepaddlength; | |
1206 | int decode_length = p_td.raw->fieldlength == 0 | |
1207 | ? (limit / 8) * 8 : p_td.raw->fieldlength; | |
1208 | if (decode_length > limit || decode_length > (int) buff.unread_len_bit()) { | |
1209 | if (no_err) return -TTCN_EncDec::ET_LEN_ERR; | |
1210 | TTCN_EncDec_ErrorContext::error(TTCN_EncDec::ET_LEN_ERR, | |
1211 | "There is not enough bits in the buffer to decode type %s.", p_td.name); | |
1212 | decode_length = ((limit > (int) buff.unread_len_bit() | |
1213 | ? (int)buff.unread_len_bit() : limit) / 8) * 8; | |
1214 | } | |
1215 | RAW_coding_par cp; | |
1216 | bool orders = false; | |
1217 | if (p_td.raw->bitorderinoctet == ORDER_MSB) orders = true; | |
1218 | if (p_td.raw->bitorderinfield == ORDER_MSB) orders = !orders; | |
1219 | cp.bitorder = orders ? ORDER_MSB : ORDER_LSB; | |
1220 | orders = false; | |
1221 | if (p_td.raw->byteorder == ORDER_MSB) orders = true; | |
1222 | if (p_td.raw->bitorderinfield == ORDER_MSB) orders = !orders; | |
1223 | cp.byteorder = orders ? ORDER_MSB : ORDER_LSB; | |
1224 | cp.fieldorder = p_td.raw->fieldorder; | |
1225 | cp.hexorder = ORDER_LSB; | |
1226 | if (p_td.raw->extension_bit != EXT_BIT_NO) { | |
1227 | const unsigned char* data = buff.get_read_data(); | |
1228 | int count = 1; | |
1229 | int rot = top_bit_ord == ORDER_LSB ? 0 : 7; | |
1230 | if (p_td.raw->extension_bit == EXT_BIT_YES) { | |
1231 | while (((data[count - 1] >> rot) & 0x01) == 0 && count * 8 < decode_length) | |
1232 | count++; | |
1233 | } | |
1234 | else { | |
1235 | while (((data[count - 1] >> rot) & 0x01) == 1 && count * 8 < decode_length) | |
1236 | count++; | |
1237 | } | |
1238 | decode_length = count * 8; | |
1239 | } | |
1240 | clean_up(); | |
1241 | init_struct(decode_length / 8); | |
1242 | buff.get_b((size_t) decode_length, val_ptr->octets_ptr, cp, top_bit_ord); | |
1243 | ||
1244 | if (p_td.raw->length_restrition != -1) { | |
1245 | val_ptr->n_octets = p_td.raw->length_restrition; | |
1246 | if (p_td.raw->endianness == ORDER_MSB) memmove(val_ptr->octets_ptr, | |
1247 | val_ptr->octets_ptr + (decode_length / 8 - val_ptr->n_octets), | |
1248 | val_ptr->n_octets * sizeof(unsigned char)); | |
1249 | } | |
1250 | if (p_td.raw->extension_bit != EXT_BIT_NO && cp.bitorder == ORDER_MSB) { | |
1251 | for (int a = 0; a < decode_length / 8; a++) | |
1252 | val_ptr->octets_ptr[a] = val_ptr->octets_ptr[a] >> 1 | val_ptr->octets_ptr[a] << 7; | |
1253 | } | |
1254 | decode_length += buff.increase_pos_padd(p_td.raw->padding); | |
1255 | return decode_length + prepaddlength; | |
1256 | } | |
1257 | ||
1258 | void OCTETSTRING::dump () const | |
1259 | { | |
1260 | if (val_ptr != NULL) { | |
1261 | printf("octetstring(%d) :\n", val_ptr->n_octets); | |
1262 | for (int i = 0; i < val_ptr->n_octets; i++) { | |
1263 | printf("%02X ", val_ptr->octets_ptr[i]); | |
1264 | } | |
1265 | printf("\n"); | |
1266 | } | |
1267 | } | |
1268 | ||
1269 | int OCTETSTRING::JSON_encode(const TTCN_Typedescriptor_t&, JSON_Tokenizer& p_tok) const | |
1270 | { | |
1271 | if (!is_bound()) { | |
1272 | TTCN_EncDec_ErrorContext::error(TTCN_EncDec::ET_UNBOUND, | |
1273 | "Encoding an unbound octetstring value."); | |
1274 | return -1; | |
1275 | } | |
1276 | ||
1277 | char* tmp_str = (char*)Malloc(val_ptr->n_octets * 2 + 3); | |
1278 | tmp_str[0] = '\"'; | |
1279 | tmp_str[val_ptr->n_octets * 2 + 1] = '\"'; | |
1280 | for(int i = 0; i < val_ptr->n_octets; ++i) { | |
1281 | tmp_str[2 * i + 1] = hexdigit_to_char(val_ptr->octets_ptr[i] >> 4); | |
1282 | tmp_str[2 * i + 2] = hexdigit_to_char(val_ptr->octets_ptr[i] & 0x0F); | |
1283 | } | |
1284 | tmp_str[val_ptr->n_octets * 2 + 2] = 0; | |
1285 | int enc_len = p_tok.put_next_token(JSON_TOKEN_STRING, tmp_str); | |
1286 | Free(tmp_str); | |
1287 | return enc_len; | |
1288 | } | |
1289 | ||
1290 | int OCTETSTRING::JSON_decode(const TTCN_Typedescriptor_t& p_td, JSON_Tokenizer& p_tok, boolean p_silent) | |
1291 | { | |
1292 | json_token_t token = JSON_TOKEN_NONE; | |
1293 | char* value = 0; | |
1294 | size_t value_len = 0; | |
1295 | boolean error = false; | |
1296 | int dec_len = 0; | |
1297 | boolean use_default = p_td.json->default_value && 0 == p_tok.get_buffer_length(); | |
1298 | if (use_default) { | |
1299 | // No JSON data in the buffer -> use default value | |
1300 | value = (char*)p_td.json->default_value; | |
1301 | value_len = strlen(value); | |
1302 | } else { | |
1303 | dec_len = p_tok.get_next_token(&token, &value, &value_len); | |
1304 | } | |
1305 | if (JSON_TOKEN_ERROR == token) { | |
1306 | JSON_ERROR(TTCN_EncDec::ET_INVAL_MSG, JSON_DEC_BAD_TOKEN_ERROR, ""); | |
1307 | return JSON_ERROR_FATAL; | |
1308 | } | |
1309 | else if (JSON_TOKEN_STRING == token || use_default) { | |
1310 | if (0 == value_len % 2 && (use_default || | |
1311 | (value_len > 2 && value[0] == '\"' && value[value_len - 1] == '\"'))) { | |
1312 | if (!use_default) { | |
1313 | // The default value doesn't have quotes around it | |
1314 | value_len -= 2; | |
1315 | ++value; | |
1316 | } | |
1317 | size_t octets = value_len / 2; | |
1318 | init_struct(octets); | |
1319 | for (size_t i = 0; i < octets; ++i) { | |
1320 | unsigned char upper_nibble = char_to_hexdigit(value[2 * i]); | |
1321 | unsigned char lower_nibble = char_to_hexdigit(value[2 * i + 1]); | |
1322 | if (upper_nibble <= 0x0F && lower_nibble <= 0x0F) { | |
1323 | val_ptr->octets_ptr[i] = (upper_nibble << 4) | lower_nibble; | |
1324 | } else { | |
1325 | error = true; | |
1326 | } | |
1327 | } | |
1328 | } else { | |
1329 | error = true; | |
1330 | } | |
1331 | } else { | |
1332 | return JSON_ERROR_INVALID_TOKEN; | |
1333 | } | |
1334 | ||
1335 | if (error) { | |
1336 | JSON_ERROR(TTCN_EncDec::ET_INVAL_MSG, JSON_DEC_FORMAT_ERROR, "string", "octetstring"); | |
1337 | if (p_silent) { | |
1338 | clean_up(); | |
1339 | } | |
1340 | return JSON_ERROR_FATAL; | |
1341 | } | |
1342 | return dec_len; | |
1343 | } | |
1344 | ||
1345 | // octetstring element class | |
1346 | ||
1347 | OCTETSTRING_ELEMENT::OCTETSTRING_ELEMENT(boolean par_bound_flag, | |
1348 | OCTETSTRING& par_str_val, int par_octet_pos) | |
1349 | : bound_flag(par_bound_flag), str_val(par_str_val), octet_pos(par_octet_pos) | |
1350 | { | |
1351 | } | |
1352 | ||
1353 | OCTETSTRING_ELEMENT& OCTETSTRING_ELEMENT::operator= | |
1354 | (const OCTETSTRING& other_value) | |
1355 | { | |
1356 | other_value.must_bound("Assignment of an unbound octetstring value."); | |
1357 | if(other_value.val_ptr->n_octets != 1) | |
1358 | TTCN_error("Assignment of an octetstring " | |
1359 | "with length other than 1 to an octetstring element."); | |
1360 | bound_flag = TRUE; | |
1361 | str_val.copy_value(); | |
1362 | str_val.val_ptr->octets_ptr[octet_pos] = other_value.val_ptr->octets_ptr[0]; | |
1363 | return *this; | |
1364 | } | |
1365 | ||
1366 | OCTETSTRING_ELEMENT& OCTETSTRING_ELEMENT::operator= | |
1367 | (const OCTETSTRING_ELEMENT& other_value) | |
1368 | { | |
1369 | other_value.must_bound("Assignment of an unbound octetstring element."); | |
1370 | if (&other_value != this) { | |
1371 | bound_flag = TRUE; | |
1372 | str_val.copy_value(); | |
1373 | str_val.val_ptr->octets_ptr[octet_pos] = | |
1374 | other_value.str_val.val_ptr->octets_ptr[other_value.octet_pos]; | |
1375 | } | |
1376 | return *this; | |
1377 | } | |
1378 | ||
1379 | boolean OCTETSTRING_ELEMENT::operator==(const OCTETSTRING& other_value) const | |
1380 | { | |
1381 | must_bound("Unbound left operand of octetstring element comparison."); | |
1382 | other_value.must_bound("Unbound right operand of octetstring comparison."); | |
1383 | if(other_value.val_ptr->n_octets != 1) return FALSE; | |
1384 | return str_val.val_ptr->octets_ptr[octet_pos] == | |
1385 | other_value.val_ptr->octets_ptr[0]; | |
1386 | } | |
1387 | ||
1388 | boolean OCTETSTRING_ELEMENT::operator== | |
1389 | (const OCTETSTRING_ELEMENT& other_value) const | |
1390 | { | |
1391 | must_bound("Unbound left operand of octetstring element comparison."); | |
1392 | other_value.must_bound("Unbound right operand of octetstring element " | |
1393 | "comparison."); | |
1394 | return str_val.val_ptr->octets_ptr[octet_pos] == | |
1395 | other_value.str_val.val_ptr->octets_ptr[other_value.octet_pos]; | |
1396 | } | |
1397 | ||
1398 | OCTETSTRING OCTETSTRING_ELEMENT::operator+(const OCTETSTRING& other_value) const | |
1399 | { | |
1400 | must_bound("Unbound left operand of octetstring element concatenation."); | |
1401 | other_value.must_bound("Unbound right operand of octetstring concatenation."); | |
1402 | OCTETSTRING ret_val(other_value.val_ptr->n_octets + 1); | |
1403 | ret_val.val_ptr->octets_ptr[0] = str_val.val_ptr->octets_ptr[octet_pos]; | |
1404 | memcpy(ret_val.val_ptr->octets_ptr + 1, | |
1405 | other_value.val_ptr->octets_ptr, other_value.val_ptr->n_octets); | |
1406 | return ret_val; | |
1407 | } | |
1408 | ||
1409 | OCTETSTRING OCTETSTRING_ELEMENT::operator+ | |
1410 | (const OCTETSTRING_ELEMENT& other_value) const | |
1411 | { | |
1412 | must_bound("Unbound left operand of octetstring element concatenation."); | |
1413 | other_value.must_bound("Unbound right operand of octetstring element " | |
1414 | "concatenation."); | |
1415 | unsigned char result[2]; | |
1416 | result[0] = str_val.val_ptr->octets_ptr[octet_pos]; | |
1417 | result[1] = other_value.str_val.val_ptr->octets_ptr[other_value.octet_pos]; | |
1418 | return OCTETSTRING(2, result); | |
1419 | } | |
1420 | ||
1421 | OCTETSTRING OCTETSTRING_ELEMENT::operator~() const | |
1422 | { | |
1423 | must_bound("Unbound octetstring element operand of operator not4b."); | |
1424 | unsigned char result = ~str_val.val_ptr->octets_ptr[octet_pos]; | |
1425 | return OCTETSTRING(1, &result); | |
1426 | } | |
1427 | ||
1428 | OCTETSTRING OCTETSTRING_ELEMENT::operator&(const OCTETSTRING& other_value) const | |
1429 | { | |
1430 | must_bound("Left operand of operator and4b is an unbound octetstring " | |
1431 | "element."); | |
1432 | other_value.must_bound("Right operand of operator and4b is an unbound " | |
1433 | "octetstring value."); | |
1434 | if (other_value.val_ptr->n_octets != 1) | |
1435 | TTCN_error("The octetstring " | |
1436 | "operands of operator and4b must have the same length."); | |
1437 | unsigned char result = str_val.val_ptr->octets_ptr[octet_pos] & | |
1438 | other_value.val_ptr->octets_ptr[0]; | |
1439 | return OCTETSTRING(1, &result); | |
1440 | } | |
1441 | ||
1442 | OCTETSTRING OCTETSTRING_ELEMENT::operator& | |
1443 | (const OCTETSTRING_ELEMENT& other_value) const | |
1444 | { | |
1445 | must_bound("Left operand of operator and4b is an unbound octetstring " | |
1446 | "element."); | |
1447 | other_value.must_bound("Right operand of operator and4b is an unbound " | |
1448 | "octetstring element."); | |
1449 | unsigned char result = str_val.val_ptr->octets_ptr[octet_pos] & | |
1450 | other_value.str_val.val_ptr->octets_ptr[other_value.octet_pos]; | |
1451 | return OCTETSTRING(1, &result); | |
1452 | } | |
1453 | ||
1454 | OCTETSTRING OCTETSTRING_ELEMENT::operator|(const OCTETSTRING& other_value) const | |
1455 | { | |
1456 | must_bound("Left operand of operator or4b is an unbound octetstring " | |
1457 | "element."); | |
1458 | other_value.must_bound("Right operand of operator or4b is an unbound " | |
1459 | "octetstring value."); | |
1460 | if (other_value.val_ptr->n_octets != 1) | |
1461 | TTCN_error("The octetstring " | |
1462 | "operands of operator or4b must have the same length."); | |
1463 | unsigned char result = str_val.val_ptr->octets_ptr[octet_pos] | | |
1464 | other_value.val_ptr->octets_ptr[0]; | |
1465 | return OCTETSTRING(1, &result); | |
1466 | } | |
1467 | ||
1468 | OCTETSTRING OCTETSTRING_ELEMENT::operator| | |
1469 | (const OCTETSTRING_ELEMENT& other_value) const | |
1470 | { | |
1471 | must_bound("Left operand of operator or4b is an unbound octetstring " | |
1472 | "element."); | |
1473 | other_value.must_bound("Right operand of operator or4b is an unbound " | |
1474 | "octetstring element."); | |
1475 | unsigned char result = str_val.val_ptr->octets_ptr[octet_pos] | | |
1476 | other_value.str_val.val_ptr->octets_ptr[other_value.octet_pos]; | |
1477 | return OCTETSTRING(1, &result); | |
1478 | } | |
1479 | ||
1480 | OCTETSTRING OCTETSTRING_ELEMENT::operator^(const OCTETSTRING& other_value) const | |
1481 | { | |
1482 | must_bound("Left operand of operator xor4b is an unbound octetstring " | |
1483 | "element."); | |
1484 | other_value.must_bound("Right operand of operator xor4b is an unbound " | |
1485 | "octetstring value."); | |
1486 | if (other_value.val_ptr->n_octets != 1) | |
1487 | TTCN_error("The octetstring " | |
1488 | "operands of operator xor4b must have the same length."); | |
1489 | unsigned char result = str_val.val_ptr->octets_ptr[octet_pos] ^ | |
1490 | other_value.val_ptr->octets_ptr[0]; | |
1491 | return OCTETSTRING(1, &result); | |
1492 | } | |
1493 | ||
1494 | OCTETSTRING OCTETSTRING_ELEMENT::operator^ | |
1495 | (const OCTETSTRING_ELEMENT& other_value) const | |
1496 | { | |
1497 | must_bound("Left operand of operator xor4b is an unbound octetstring " | |
1498 | "element."); | |
1499 | other_value.must_bound("Right operand of operator xor4b is an unbound " | |
1500 | "octetstring element."); | |
1501 | unsigned char result = str_val.val_ptr->octets_ptr[octet_pos] ^ | |
1502 | other_value.str_val.val_ptr->octets_ptr[other_value.octet_pos]; | |
1503 | return OCTETSTRING(1, &result); | |
1504 | } | |
1505 | ||
1506 | unsigned char OCTETSTRING_ELEMENT::get_octet() const | |
1507 | { | |
1508 | return str_val.val_ptr->octets_ptr[octet_pos]; | |
1509 | } | |
1510 | ||
1511 | void OCTETSTRING_ELEMENT::log() const | |
1512 | { | |
1513 | if (bound_flag) { | |
1514 | unsigned char octet = str_val.val_ptr->octets_ptr[octet_pos]; | |
1515 | TTCN_Logger::log_char('\''); | |
1516 | TTCN_Logger::log_octet(octet); | |
1517 | TTCN_Logger::log_event_str("'O"); | |
1518 | if (TTCN_Logger::is_printable(octet)) { | |
1519 | TTCN_Logger::log_event_str(" (\""); | |
1520 | TTCN_Logger::log_char_escaped(octet); | |
1521 | TTCN_Logger::log_event_str("\")"); | |
1522 | } | |
1523 | } else TTCN_Logger::log_event_unbound(); | |
1524 | } | |
1525 | ||
1526 | // octetstring template class | |
1527 | ||
1528 | void OCTETSTRING_template::clean_up() | |
1529 | { | |
1530 | switch (template_selection) { | |
1531 | case VALUE_LIST: | |
1532 | case COMPLEMENTED_LIST: | |
1533 | delete [] value_list.list_value; | |
1534 | break; | |
1535 | case STRING_PATTERN: | |
1536 | if (pattern_value->ref_count > 1) pattern_value->ref_count--; | |
1537 | else if (pattern_value->ref_count == 1) Free(pattern_value); | |
1538 | else TTCN_error("Internal error: Invalid reference counter in an " | |
1539 | "octetstring pattern."); | |
1540 | break; | |
1541 | default: | |
1542 | break; | |
1543 | } | |
1544 | template_selection = UNINITIALIZED_TEMPLATE; | |
1545 | } | |
1546 | ||
1547 | void OCTETSTRING_template::copy_template | |
1548 | (const OCTETSTRING_template& other_value) | |
1549 | { | |
1550 | switch (other_value.template_selection) { | |
1551 | case SPECIFIC_VALUE: | |
1552 | single_value = other_value.single_value; | |
1553 | break; | |
1554 | case OMIT_VALUE: | |
1555 | case ANY_VALUE: | |
1556 | case ANY_OR_OMIT: | |
1557 | break; | |
1558 | case VALUE_LIST: | |
1559 | case COMPLEMENTED_LIST: | |
1560 | value_list.n_values = other_value.value_list.n_values; | |
1561 | value_list.list_value = new OCTETSTRING_template[value_list.n_values]; | |
1562 | for (unsigned int i = 0; i < value_list.n_values; i++) | |
1563 | value_list.list_value[i].copy_template( | |
1564 | other_value.value_list.list_value[i]); | |
1565 | break; | |
1566 | case STRING_PATTERN: | |
1567 | pattern_value = other_value.pattern_value; | |
1568 | pattern_value->ref_count++; | |
1569 | break; | |
1570 | default: | |
1571 | TTCN_error("Copying an uninitialized/unsupported octetstring template."); | |
1572 | } | |
1573 | set_selection(other_value); | |
1574 | } | |
1575 | ||
1576 | /* | |
1577 | This is the same algorithm that match_array uses | |
1578 | to match 'record of' types. | |
1579 | The only differences are: how two elements are matched and | |
1580 | how an asterisk or ? is identified in the template | |
1581 | */ | |
1582 | boolean OCTETSTRING_template::match_pattern( | |
1583 | const octetstring_pattern_struct *string_pattern, | |
1584 | const OCTETSTRING::octetstring_struct *string_value) | |
1585 | { | |
1586 | // the empty pattern matches the empty octetstring only | |
1587 | if (string_pattern->n_elements == 0) return string_value->n_octets == 0; | |
1588 | ||
1589 | int value_index = 0; | |
1590 | unsigned int template_index = 0; | |
1591 | int last_asterisk = -1; | |
1592 | int last_value_to_asterisk = -1; | |
1593 | //this variable is used to speed up the function | |
1594 | unsigned short pattern_element; | |
1595 | ||
1596 | for(;;) | |
1597 | { | |
1598 | pattern_element = string_pattern->elements_ptr[template_index]; | |
1599 | if( pattern_element < 256){ | |
1600 | if(string_value->octets_ptr[value_index] == pattern_element) | |
1601 | { | |
1602 | value_index++; | |
1603 | template_index++; | |
1604 | }else{ | |
1605 | if(last_asterisk == -1) return FALSE; | |
1606 | template_index = last_asterisk +1; | |
1607 | value_index = ++last_value_to_asterisk; | |
1608 | } | |
1609 | } else if(pattern_element == 256) | |
1610 | {//? found | |
1611 | value_index++; | |
1612 | template_index++; | |
1613 | }else if(pattern_element == 257) | |
1614 | {//* found | |
1615 | last_asterisk = template_index++; | |
1616 | last_value_to_asterisk = value_index; | |
1617 | } else TTCN_error("Internal error: invalid element in an octetstring " | |
1618 | "pattern."); | |
1619 | ||
1620 | if(value_index == string_value->n_octets | |
1621 | && template_index == string_pattern->n_elements) | |
1622 | { | |
1623 | return TRUE; | |
1624 | }else if (template_index == string_pattern->n_elements) | |
1625 | { | |
1626 | if(string_pattern->elements_ptr[template_index - 1] == 257) | |
1627 | { | |
1628 | return TRUE; | |
1629 | }else if(last_asterisk == -1) | |
1630 | { | |
1631 | return FALSE; | |
1632 | }else{ | |
1633 | template_index = last_asterisk+1; | |
1634 | value_index = ++last_value_to_asterisk; | |
1635 | } | |
1636 | }else if(value_index == string_value->n_octets) | |
1637 | { | |
1638 | while(template_index < string_pattern->n_elements | |
1639 | && string_pattern->elements_ptr[template_index] == 257) | |
1640 | template_index++; | |
1641 | ||
1642 | return template_index == string_pattern->n_elements; | |
1643 | } | |
1644 | } | |
1645 | } | |
1646 | ||
1647 | OCTETSTRING_template::OCTETSTRING_template() | |
1648 | { | |
1649 | } | |
1650 | ||
1651 | OCTETSTRING_template::OCTETSTRING_template(template_sel other_value) | |
1652 | : Restricted_Length_Template(other_value) | |
1653 | { | |
1654 | check_single_selection(other_value); | |
1655 | } | |
1656 | ||
1657 | OCTETSTRING_template::OCTETSTRING_template(const OCTETSTRING& other_value) | |
1658 | : Restricted_Length_Template(SPECIFIC_VALUE), single_value(other_value) | |
1659 | { | |
1660 | } | |
1661 | ||
1662 | OCTETSTRING_template::OCTETSTRING_template | |
1663 | (const OCTETSTRING_ELEMENT& other_value) | |
1664 | : Restricted_Length_Template(SPECIFIC_VALUE), single_value(other_value) | |
1665 | { | |
1666 | } | |
1667 | ||
1668 | OCTETSTRING_template::OCTETSTRING_template | |
1669 | (const OPTIONAL<OCTETSTRING>& other_value) | |
1670 | { | |
1671 | switch (other_value.get_selection()) { | |
1672 | case OPTIONAL_PRESENT: | |
1673 | set_selection(SPECIFIC_VALUE); | |
1674 | single_value = (const OCTETSTRING&)other_value; | |
1675 | break; | |
1676 | case OPTIONAL_OMIT: | |
1677 | set_selection(OMIT_VALUE); | |
1678 | break; | |
1679 | default: | |
1680 | TTCN_error("Creating an octetstring template from an unbound optional " | |
1681 | "field."); | |
1682 | } | |
1683 | } | |
1684 | ||
1685 | OCTETSTRING_template::OCTETSTRING_template(unsigned int n_elements, | |
1686 | const unsigned short *pattern_elements) | |
1687 | : Restricted_Length_Template(STRING_PATTERN) | |
1688 | { | |
1689 | pattern_value = (octetstring_pattern_struct*) | |
1690 | Malloc(sizeof(octetstring_pattern_struct) + | |
1691 | (n_elements - 1) * sizeof(unsigned short)); | |
1692 | pattern_value->ref_count = 1; | |
1693 | pattern_value->n_elements = n_elements; | |
1694 | memcpy(pattern_value->elements_ptr, pattern_elements, | |
1695 | n_elements * sizeof(unsigned short)); | |
1696 | } | |
1697 | ||
1698 | OCTETSTRING_template::OCTETSTRING_template | |
1699 | (const OCTETSTRING_template& other_value) | |
1700 | : Restricted_Length_Template() | |
1701 | { | |
1702 | copy_template(other_value); | |
1703 | } | |
1704 | ||
1705 | OCTETSTRING_template::~OCTETSTRING_template() | |
1706 | { | |
1707 | clean_up(); | |
1708 | } | |
1709 | ||
1710 | OCTETSTRING_template& OCTETSTRING_template::operator=(template_sel other_value) | |
1711 | { | |
1712 | check_single_selection(other_value); | |
1713 | clean_up(); | |
1714 | set_selection(other_value); | |
1715 | return *this; | |
1716 | } | |
1717 | ||
1718 | OCTETSTRING_template& OCTETSTRING_template::operator= | |
1719 | (const OCTETSTRING& other_value) | |
1720 | { | |
1721 | other_value.must_bound("Assignment of an unbound octetstring value to a " | |
1722 | "template."); | |
1723 | clean_up(); | |
1724 | set_selection(SPECIFIC_VALUE); | |
1725 | single_value = other_value; | |
1726 | return *this; | |
1727 | } | |
1728 | ||
1729 | OCTETSTRING_template& OCTETSTRING_template::operator= | |
1730 | (const OCTETSTRING_ELEMENT& other_value) | |
1731 | { | |
1732 | other_value.must_bound("Assignment of an unbound octetstring element to a " | |
1733 | "template."); | |
1734 | clean_up(); | |
1735 | set_selection(SPECIFIC_VALUE); | |
1736 | single_value = other_value; | |
1737 | return *this; | |
1738 | } | |
1739 | ||
1740 | OCTETSTRING_template& OCTETSTRING_template::operator= | |
1741 | (const OPTIONAL<OCTETSTRING>& other_value) | |
1742 | { | |
1743 | clean_up(); | |
1744 | switch (other_value.get_selection()) { | |
1745 | case OPTIONAL_PRESENT: | |
1746 | set_selection(SPECIFIC_VALUE); | |
1747 | single_value = (const OCTETSTRING&)other_value; | |
1748 | break; | |
1749 | case OPTIONAL_OMIT: | |
1750 | set_selection(OMIT_VALUE); | |
1751 | break; | |
1752 | default: | |
1753 | TTCN_error("Assignment of an unbound optional field to an octetstring " | |
1754 | "template."); | |
1755 | } | |
1756 | return *this; | |
1757 | } | |
1758 | ||
1759 | OCTETSTRING_template& OCTETSTRING_template::operator= | |
1760 | (const OCTETSTRING_template& other_value) | |
1761 | { | |
1762 | if (&other_value != this) { | |
1763 | clean_up(); | |
1764 | copy_template(other_value); | |
1765 | } | |
1766 | return *this; | |
1767 | } | |
1768 | ||
1769 | OCTETSTRING_ELEMENT OCTETSTRING_template::operator[](int index_value) | |
1770 | { | |
1771 | if (template_selection != SPECIFIC_VALUE || is_ifpresent) | |
1772 | TTCN_error("Accessing an octetstring element of a non-specific " | |
1773 | "octetstring template."); | |
1774 | return single_value[index_value]; | |
1775 | } | |
1776 | ||
1777 | OCTETSTRING_ELEMENT OCTETSTRING_template::operator[](const INTEGER& index_value) | |
1778 | { | |
1779 | index_value.must_bound("Indexing a octetstring value with an unbound " | |
1780 | "integer value."); | |
1781 | return (*this)[(int)index_value]; | |
1782 | } | |
1783 | ||
1784 | const OCTETSTRING_ELEMENT OCTETSTRING_template::operator[](int index_value) const | |
1785 | { | |
1786 | if (template_selection != SPECIFIC_VALUE || is_ifpresent) | |
1787 | TTCN_error("Accessing an octetstring element of a non-specific " | |
1788 | "octetstring template."); | |
1789 | return single_value[index_value]; | |
1790 | } | |
1791 | ||
1792 | const OCTETSTRING_ELEMENT OCTETSTRING_template::operator[](const INTEGER& index_value) const | |
1793 | { | |
1794 | index_value.must_bound("Indexing a octetstring template with an unbound " | |
1795 | "integer value."); | |
1796 | return (*this)[(int)index_value]; | |
1797 | } | |
1798 | ||
3abe9331 | 1799 | boolean OCTETSTRING_template::match(const OCTETSTRING& other_value, |
1800 | boolean /* legacy */) const | |
970ed795 EL |
1801 | { |
1802 | if (!other_value.is_bound()) return FALSE; | |
1803 | if (!match_length(other_value.val_ptr->n_octets)) return FALSE; | |
1804 | switch (template_selection) { | |
1805 | case SPECIFIC_VALUE: | |
1806 | return single_value == other_value; | |
1807 | case OMIT_VALUE: | |
1808 | return FALSE; | |
1809 | case ANY_VALUE: | |
1810 | case ANY_OR_OMIT: | |
1811 | return TRUE; | |
1812 | case VALUE_LIST: | |
1813 | case COMPLEMENTED_LIST: | |
1814 | for(unsigned int i = 0; i < value_list.n_values; i++) | |
1815 | if (value_list.list_value[i].match(other_value)) | |
1816 | return template_selection == VALUE_LIST; | |
1817 | return template_selection == COMPLEMENTED_LIST; | |
1818 | case STRING_PATTERN: | |
1819 | return match_pattern(pattern_value, other_value.val_ptr); | |
1820 | default: | |
1821 | TTCN_error("Matching an uninitialized/unsupported octetstring template."); | |
1822 | } | |
1823 | return FALSE; | |
1824 | } | |
1825 | ||
1826 | const OCTETSTRING& OCTETSTRING_template::valueof() const | |
1827 | { | |
1828 | if (template_selection != SPECIFIC_VALUE || is_ifpresent) | |
1829 | TTCN_error("Performing a valueof or send operation on a non-specific " | |
1830 | "octetstring template."); | |
1831 | return single_value; | |
1832 | } | |
1833 | ||
1834 | int OCTETSTRING_template::lengthof() const | |
1835 | { | |
1836 | int min_length; | |
1837 | boolean has_any_or_none; | |
1838 | if (is_ifpresent) | |
1839 | TTCN_error("Performing lengthof() operation on a octetstring template " | |
1840 | "which has an ifpresent attribute."); | |
1841 | switch (template_selection) | |
1842 | { | |
1843 | case SPECIFIC_VALUE: | |
1844 | min_length = single_value.lengthof(); | |
1845 | has_any_or_none = FALSE; | |
1846 | break; | |
1847 | case OMIT_VALUE: | |
1848 | TTCN_error("Performing lengthof() operation on an octetstring template " | |
1849 | "containing omit value."); | |
1850 | case ANY_VALUE: | |
1851 | case ANY_OR_OMIT: | |
1852 | min_length = 0; | |
1853 | has_any_or_none = TRUE; // max. length is infinity | |
1854 | break; | |
1855 | case VALUE_LIST: | |
1856 | { | |
1857 | // error if any element does not have length or the lengths differ | |
1858 | if (value_list.n_values<1) | |
1859 | TTCN_error("Internal error: " | |
1860 | "Performing lengthof() operation on an octetstring template " | |
1861 | "containing an empty list."); | |
1862 | int item_length = value_list.list_value[0].lengthof(); | |
1863 | for (unsigned int i = 1; i < value_list.n_values; i++) { | |
1864 | if (value_list.list_value[i].lengthof()!=item_length) | |
1865 | TTCN_error("Performing lengthof() operation on an octetstring template " | |
1866 | "containing a value list with different lengths."); | |
1867 | } | |
1868 | min_length = item_length; | |
1869 | has_any_or_none = FALSE; | |
1870 | break; | |
1871 | } | |
1872 | case COMPLEMENTED_LIST: | |
1873 | TTCN_error("Performing lengthof() operation on an octetstring template " | |
1874 | "containing complemented list."); | |
1875 | case STRING_PATTERN: | |
1876 | min_length = 0; | |
1877 | has_any_or_none = FALSE; // TRUE if * chars in the pattern | |
1878 | for (unsigned int i = 0; i < pattern_value->n_elements; i++) | |
1879 | { | |
1880 | if (pattern_value->elements_ptr[i] < 257) min_length++; | |
1881 | else has_any_or_none = TRUE; // case of * character | |
1882 | } | |
1883 | break; | |
1884 | default: | |
1885 | TTCN_error("Performing lengthof() operation on an " | |
1886 | "uninitialized/unsupported octetstring template."); | |
1887 | } | |
1888 | return check_section_is_single(min_length, has_any_or_none, | |
1889 | "length", "an", "octetstring template"); | |
1890 | } | |
1891 | ||
1892 | void OCTETSTRING_template::set_type(template_sel template_type, | |
1893 | unsigned int list_length) | |
1894 | { | |
1895 | if (template_type != VALUE_LIST && template_type != COMPLEMENTED_LIST) | |
1896 | TTCN_error("Setting an invalid list type for an octetstring template."); | |
1897 | clean_up(); | |
1898 | set_selection(template_type); | |
1899 | value_list.n_values = list_length; | |
1900 | value_list.list_value = new OCTETSTRING_template[list_length]; | |
1901 | } | |
1902 | ||
1903 | OCTETSTRING_template& OCTETSTRING_template::list_item(unsigned int list_index) | |
1904 | { | |
1905 | if (template_selection != VALUE_LIST && | |
1906 | template_selection != COMPLEMENTED_LIST) | |
1907 | TTCN_error("Accessing a list element of a non-list octetstring template."); | |
1908 | if (list_index >= value_list.n_values) | |
1909 | TTCN_error("Index overflow in an octetstring value list template."); | |
1910 | return value_list.list_value[list_index]; | |
1911 | } | |
1912 | ||
1913 | void OCTETSTRING_template::log() const | |
1914 | { | |
1915 | switch (template_selection) { | |
1916 | case SPECIFIC_VALUE: | |
1917 | single_value.log(); | |
1918 | break; | |
1919 | case COMPLEMENTED_LIST: | |
1920 | TTCN_Logger::log_event_str("complement "); | |
1921 | // no break | |
1922 | case VALUE_LIST: | |
1923 | TTCN_Logger::log_char('('); | |
1924 | for(unsigned int i = 0; i < value_list.n_values; i++) { | |
1925 | if (i > 0) TTCN_Logger::log_event_str(", "); | |
1926 | value_list.list_value[i].log(); | |
1927 | } | |
1928 | TTCN_Logger::log_char(')'); | |
1929 | break; | |
1930 | case STRING_PATTERN: | |
1931 | TTCN_Logger::log_char('\''); | |
1932 | for (unsigned int i = 0; i < pattern_value->n_elements; i++) { | |
1933 | unsigned short pattern = pattern_value->elements_ptr[i]; | |
1934 | if (pattern < 256) TTCN_Logger::log_octet(pattern); | |
1935 | else if (pattern == 256) TTCN_Logger::log_char('?'); | |
1936 | else if (pattern == 257) TTCN_Logger::log_char('*'); | |
1937 | else TTCN_Logger::log_event_str("<unknown>"); | |
1938 | } | |
1939 | TTCN_Logger::log_event_str("'O"); | |
1940 | break; | |
1941 | default: | |
1942 | log_generic(); | |
1943 | break; | |
1944 | } | |
1945 | log_restricted(); | |
1946 | log_ifpresent(); | |
1947 | } | |
1948 | ||
3abe9331 | 1949 | void OCTETSTRING_template::log_match(const OCTETSTRING& match_value, |
1950 | boolean /* legacy */) const | |
970ed795 EL |
1951 | { |
1952 | if (TTCN_Logger::VERBOSITY_COMPACT == TTCN_Logger::get_matching_verbosity() | |
1953 | && TTCN_Logger::get_logmatch_buffer_len() != 0) { | |
1954 | TTCN_Logger::print_logmatch_buffer(); | |
1955 | TTCN_Logger::log_event_str(" := "); | |
1956 | } | |
1957 | match_value.log(); | |
1958 | TTCN_Logger::log_event_str(" with "); | |
1959 | log(); | |
1960 | if (match(match_value)) TTCN_Logger::log_event_str(" matched"); | |
1961 | else TTCN_Logger::log_event_str(" unmatched"); | |
1962 | } | |
1963 | ||
1964 | void OCTETSTRING_template::set_param(Module_Param& param) { | |
1965 | param.basic_check(Module_Param::BC_TEMPLATE|Module_Param::BC_LIST, "octetstring template"); | |
3abe9331 | 1966 | Module_Param_Ptr mp = ¶m; |
1967 | if (param.get_type() == Module_Param::MP_Reference) { | |
1968 | mp = param.get_referenced_param(); | |
1969 | } | |
1970 | switch (mp->get_type()) { | |
970ed795 EL |
1971 | case Module_Param::MP_Omit: |
1972 | *this = OMIT_VALUE; | |
1973 | break; | |
1974 | case Module_Param::MP_Any: | |
1975 | *this = ANY_VALUE; | |
1976 | break; | |
1977 | case Module_Param::MP_AnyOrNone: | |
1978 | *this = ANY_OR_OMIT; | |
1979 | break; | |
1980 | case Module_Param::MP_List_Template: | |
3abe9331 | 1981 | case Module_Param::MP_ComplementList_Template: { |
1982 | OCTETSTRING_template temp; | |
1983 | temp.set_type(mp->get_type() == Module_Param::MP_List_Template ? | |
1984 | VALUE_LIST : COMPLEMENTED_LIST, mp->get_size()); | |
1985 | for (size_t i=0; i<mp->get_size(); i++) { | |
1986 | temp.list_item(i).set_param(*mp->get_elem(i)); | |
970ed795 | 1987 | } |
3abe9331 | 1988 | *this = temp; |
1989 | break; } | |
970ed795 | 1990 | case Module_Param::MP_Octetstring: |
3abe9331 | 1991 | *this = OCTETSTRING(mp->get_string_size(), (unsigned char*)mp->get_string_data()); |
970ed795 EL |
1992 | break; |
1993 | case Module_Param::MP_Octetstring_Template: | |
3abe9331 | 1994 | *this = OCTETSTRING_template(mp->get_string_size(), (unsigned short*)mp->get_string_data()); |
1995 | break; | |
1996 | case Module_Param::MP_Expression: | |
1997 | if (mp->get_expr_type() == Module_Param::EXPR_CONCATENATE) { | |
1998 | OCTETSTRING operand1, operand2; | |
1999 | operand1.set_param(*mp->get_operand1()); | |
2000 | operand2.set_param(*mp->get_operand2()); | |
2001 | *this = operand1 + operand2; | |
2002 | } | |
2003 | else { | |
2004 | param.expr_type_error("a bitstring"); | |
2005 | } | |
970ed795 EL |
2006 | break; |
2007 | default: | |
2008 | param.type_error("octetstring template"); | |
2009 | } | |
3abe9331 | 2010 | is_ifpresent = param.get_ifpresent() || mp->get_ifpresent(); |
2011 | if (param.get_length_restriction() != NULL) { | |
2012 | set_length_range(param); | |
2013 | } | |
2014 | else { | |
2015 | set_length_range(*mp); | |
2016 | } | |
2017 | } | |
2018 | ||
2019 | Module_Param* OCTETSTRING_template::get_param(Module_Param_Name& param_name) const | |
2020 | { | |
2021 | Module_Param* mp = NULL; | |
2022 | switch (template_selection) { | |
2023 | case UNINITIALIZED_TEMPLATE: | |
2024 | mp = new Module_Param_Unbound(); | |
2025 | break; | |
2026 | case OMIT_VALUE: | |
2027 | mp = new Module_Param_Omit(); | |
2028 | break; | |
2029 | case ANY_VALUE: | |
2030 | mp = new Module_Param_Any(); | |
2031 | break; | |
2032 | case ANY_OR_OMIT: | |
2033 | mp = new Module_Param_AnyOrNone(); | |
2034 | break; | |
2035 | case SPECIFIC_VALUE: | |
2036 | mp = single_value.get_param(param_name); | |
2037 | break; | |
2038 | case VALUE_LIST: | |
2039 | case COMPLEMENTED_LIST: { | |
2040 | if (template_selection == VALUE_LIST) { | |
2041 | mp = new Module_Param_List_Template(); | |
2042 | } | |
2043 | else { | |
2044 | mp = new Module_Param_ComplementList_Template(); | |
2045 | } | |
2046 | for (size_t i = 0; i < value_list.n_values; ++i) { | |
2047 | mp->add_elem(value_list.list_value[i].get_param(param_name)); | |
2048 | } | |
2049 | break; } | |
2050 | case STRING_PATTERN: { | |
2051 | unsigned short* val_cpy = (unsigned short*)Malloc(pattern_value->n_elements * | |
2052 | sizeof(unsigned short)); | |
2053 | memcpy(val_cpy, pattern_value->elements_ptr, pattern_value->n_elements * | |
2054 | sizeof(unsigned short)); | |
2055 | mp = new Module_Param_Octetstring_Template(pattern_value->n_elements, val_cpy); | |
2056 | break; } | |
2057 | default: | |
2058 | break; | |
2059 | } | |
2060 | if (is_ifpresent) { | |
2061 | mp->set_ifpresent(); | |
2062 | } | |
2063 | mp->set_length_restriction(get_length_range()); | |
2064 | return mp; | |
970ed795 EL |
2065 | } |
2066 | ||
2067 | void OCTETSTRING_template::encode_text(Text_Buf& text_buf) const | |
2068 | { | |
2069 | encode_text_restricted(text_buf); | |
2070 | switch (template_selection) { | |
2071 | case OMIT_VALUE: | |
2072 | case ANY_VALUE: | |
2073 | case ANY_OR_OMIT: | |
2074 | break; | |
2075 | case SPECIFIC_VALUE: | |
2076 | single_value.encode_text(text_buf); | |
2077 | break; | |
2078 | case VALUE_LIST: | |
2079 | case COMPLEMENTED_LIST: | |
2080 | text_buf.push_int(value_list.n_values); | |
2081 | for (unsigned int i = 0; i < value_list.n_values; i++) | |
2082 | value_list.list_value[i].encode_text(text_buf); | |
2083 | break; | |
2084 | case STRING_PATTERN: | |
2085 | text_buf.push_int(pattern_value->n_elements); | |
2086 | for (unsigned int i = 0; i < pattern_value->n_elements; i++) | |
2087 | text_buf.push_int(pattern_value->elements_ptr[i]); | |
2088 | break; | |
2089 | default: | |
2090 | TTCN_error("Text encoder: Encoding an uninitialized/unsupported " | |
2091 | "octetstring template."); | |
2092 | } | |
2093 | } | |
2094 | ||
2095 | void OCTETSTRING_template::decode_text(Text_Buf& text_buf) | |
2096 | { | |
2097 | clean_up(); | |
2098 | decode_text_restricted(text_buf); | |
2099 | switch (template_selection) { | |
2100 | case OMIT_VALUE: | |
2101 | case ANY_VALUE: | |
2102 | case ANY_OR_OMIT: | |
2103 | break; | |
2104 | case SPECIFIC_VALUE: | |
2105 | single_value.decode_text(text_buf); | |
2106 | break; | |
2107 | case VALUE_LIST: | |
2108 | case COMPLEMENTED_LIST: | |
2109 | value_list.n_values = text_buf.pull_int().get_val(); | |
2110 | value_list.list_value = new OCTETSTRING_template[value_list.n_values]; | |
2111 | for (unsigned int i = 0; i < value_list.n_values; i++) | |
2112 | value_list.list_value[i].decode_text(text_buf); | |
2113 | break; | |
2114 | case STRING_PATTERN: { | |
2115 | unsigned int n_elements = text_buf.pull_int().get_val(); | |
2116 | pattern_value = (octetstring_pattern_struct*) | |
2117 | Malloc(sizeof(octetstring_pattern_struct) + (n_elements - 1) * | |
2118 | sizeof(unsigned short)); | |
2119 | pattern_value->ref_count = 1; | |
2120 | pattern_value->n_elements = n_elements; | |
2121 | for (unsigned int i = 0; i < n_elements; i++) | |
2122 | pattern_value->elements_ptr[i] = text_buf.pull_int().get_val(); | |
2123 | break;} | |
2124 | default: | |
2125 | TTCN_error("Text decoder: An unknown/unsupported selection was " | |
2126 | "received for an octetstring template."); | |
2127 | } | |
2128 | } | |
2129 | ||
3abe9331 | 2130 | boolean OCTETSTRING_template::is_present(boolean legacy /* = FALSE */) const |
970ed795 EL |
2131 | { |
2132 | if (template_selection==UNINITIALIZED_TEMPLATE) return FALSE; | |
3abe9331 | 2133 | return !match_omit(legacy); |
970ed795 EL |
2134 | } |
2135 | ||
3abe9331 | 2136 | boolean OCTETSTRING_template::match_omit(boolean legacy /* = FALSE */) const |
970ed795 EL |
2137 | { |
2138 | if (is_ifpresent) return TRUE; | |
2139 | switch (template_selection) { | |
2140 | case OMIT_VALUE: | |
2141 | case ANY_OR_OMIT: | |
2142 | return TRUE; | |
2143 | case VALUE_LIST: | |
2144 | case COMPLEMENTED_LIST: | |
3abe9331 | 2145 | if (legacy) { |
2146 | // legacy behavior: 'omit' can appear in the value/complement list | |
2147 | for (unsigned int i=0; i<value_list.n_values; i++) | |
2148 | if (value_list.list_value[i].match_omit()) | |
2149 | return template_selection==VALUE_LIST; | |
2150 | return template_selection==COMPLEMENTED_LIST; | |
2151 | } | |
2152 | // else fall through | |
970ed795 EL |
2153 | default: |
2154 | return FALSE; | |
2155 | } | |
2156 | return FALSE; | |
2157 | } | |
2158 | ||
2159 | #ifndef TITAN_RUNTIME_2 | |
3abe9331 | 2160 | void OCTETSTRING_template::check_restriction(template_res t_res, const char* t_name, |
2161 | boolean legacy /* = FALSE */) const | |
970ed795 EL |
2162 | { |
2163 | if (template_selection==UNINITIALIZED_TEMPLATE) return; | |
2164 | switch ((t_name&&(t_res==TR_VALUE))?TR_OMIT:t_res) { | |
2165 | case TR_VALUE: | |
2166 | if (!is_ifpresent && template_selection==SPECIFIC_VALUE) return; | |
2167 | break; | |
2168 | case TR_OMIT: | |
2169 | if (!is_ifpresent && (template_selection==OMIT_VALUE || | |
2170 | template_selection==SPECIFIC_VALUE)) return; | |
2171 | break; | |
2172 | case TR_PRESENT: | |
3abe9331 | 2173 | if (!match_omit(legacy)) return; |
970ed795 EL |
2174 | break; |
2175 | default: | |
2176 | return; | |
2177 | } | |
2178 | TTCN_error("Restriction `%s' on template of type %s violated.", | |
2179 | get_res_name(t_res), t_name ? t_name : "octetstring"); | |
2180 | } | |
2181 | #endif |