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Diffstat (limited to 'src/lib/libcrypto/asn1/asn1_par.c')
-rw-r--r--src/lib/libcrypto/asn1/asn1_par.c143
1 files changed, 43 insertions, 100 deletions
diff --git a/src/lib/libcrypto/asn1/asn1_par.c b/src/lib/libcrypto/asn1/asn1_par.c
index d68d4a8298..d3d2f52481 100644
--- a/src/lib/libcrypto/asn1/asn1_par.c
+++ b/src/lib/libcrypto/asn1/asn1_par.c
@@ -129,15 +129,13 @@ static int asn1_parse2(BIO *bp, const unsigned char **pp, long length, int offse
129 p= *pp; 129 p= *pp;
130 tot=p+length; 130 tot=p+length;
131 op=p-1; 131 op=p-1;
132 while ((p < tot) && (op < p)) 132 while ((p < tot) && (op < p)) {
133 {
134 op=p; 133 op=p;
135 j=ASN1_get_object(&p,&len,&tag,&xclass,length); 134 j=ASN1_get_object(&p,&len,&tag,&xclass,length);
136#ifdef LINT 135#ifdef LINT
137 j=j; 136 j=j;
138#endif 137#endif
139 if (j & 0x80) 138 if (j & 0x80) {
140 {
141 if (BIO_write(bp,"Error in encoding\n",18) <= 0) 139 if (BIO_write(bp,"Error in encoding\n",18) <= 0)
142 goto end; 140 goto end;
143 ret=0; 141 ret=0;
@@ -149,35 +147,28 @@ static int asn1_parse2(BIO *bp, const unsigned char **pp, long length, int offse
149 if (BIO_printf(bp,"%5ld:",(long)offset+(long)(op- *pp)) 147 if (BIO_printf(bp,"%5ld:",(long)offset+(long)(op- *pp))
150 <= 0) goto end; 148 <= 0) goto end;
151 149
152 if (j != (V_ASN1_CONSTRUCTED | 1)) 150 if (j != (V_ASN1_CONSTRUCTED | 1)) {
153 {
154 if (BIO_printf(bp,"d=%-2d hl=%ld l=%4ld ", 151 if (BIO_printf(bp,"d=%-2d hl=%ld l=%4ld ",
155 depth,(long)hl,len) <= 0) 152 depth,(long)hl,len) <= 0)
156 goto end; 153 goto end;
157 } 154 } else {
158 else
159 {
160 if (BIO_printf(bp,"d=%-2d hl=%ld l=inf ", 155 if (BIO_printf(bp,"d=%-2d hl=%ld l=inf ",
161 depth,(long)hl) <= 0) 156 depth,(long)hl) <= 0)
162 goto end; 157 goto end;
163 } 158 }
164 if (!asn1_print_info(bp,tag,xclass,j,(indent)?depth:0)) 159 if (!asn1_print_info(bp,tag,xclass,j,(indent)?depth:0))
165 goto end; 160 goto end;
166 if (j & V_ASN1_CONSTRUCTED) 161 if (j & V_ASN1_CONSTRUCTED) {
167 {
168 ep=p+len; 162 ep=p+len;
169 if (BIO_write(bp,"\n",1) <= 0) goto end; 163 if (BIO_write(bp,"\n",1) <= 0) goto end;
170 if (len > length) 164 if (len > length) {
171 {
172 BIO_printf(bp, 165 BIO_printf(bp,
173 "length is greater than %ld\n",length); 166 "length is greater than %ld\n",length);
174 ret=0; 167 ret=0;
175 goto end; 168 goto end;
176 } 169 }
177 if ((j == 0x21) && (len == 0)) 170 if ((j == 0x21) && (len == 0)) {
178 { 171 for (;;) {
179 for (;;)
180 {
181 r=asn1_parse2(bp,&p,(long)(tot-p), 172 r=asn1_parse2(bp,&p,(long)(tot-p),
182 offset+(p - *pp),depth+1, 173 offset+(p - *pp),depth+1,
183 indent,dump); 174 indent,dump);
@@ -186,21 +177,16 @@ static int asn1_parse2(BIO *bp, const unsigned char **pp, long length, int offse
186 } 177 }
187 } 178 }
188 else 179 else
189 while (p < ep) 180 while (p < ep) {
190 {
191 r=asn1_parse2(bp,&p,(long)len, 181 r=asn1_parse2(bp,&p,(long)len,
192 offset+(p - *pp),depth+1, 182 offset+(p - *pp),depth+1,
193 indent,dump); 183 indent,dump);
194 if (r == 0) { ret=0; goto end; } 184 if (r == 0) { ret=0; goto end; }
195 } 185 }
196 } 186 } else if (xclass != 0) {
197 else if (xclass != 0)
198 {
199 p+=len; 187 p+=len;
200 if (BIO_write(bp,"\n",1) <= 0) goto end; 188 if (BIO_write(bp,"\n",1) <= 0) goto end;
201 } 189 } else {
202 else
203 {
204 nl=0; 190 nl=0;
205 if ( (tag == V_ASN1_PRINTABLESTRING) || 191 if ( (tag == V_ASN1_PRINTABLESTRING) ||
206 (tag == V_ASN1_T61STRING) || 192 (tag == V_ASN1_T61STRING) ||
@@ -209,95 +195,72 @@ static int asn1_parse2(BIO *bp, const unsigned char **pp, long length, int offse
209 (tag == V_ASN1_NUMERICSTRING) || 195 (tag == V_ASN1_NUMERICSTRING) ||
210 (tag == V_ASN1_UTF8STRING) || 196 (tag == V_ASN1_UTF8STRING) ||
211 (tag == V_ASN1_UTCTIME) || 197 (tag == V_ASN1_UTCTIME) ||
212 (tag == V_ASN1_GENERALIZEDTIME)) 198 (tag == V_ASN1_GENERALIZEDTIME)) {
213 {
214 if (BIO_write(bp,":",1) <= 0) goto end; 199 if (BIO_write(bp,":",1) <= 0) goto end;
215 if ((len > 0) && 200 if ((len > 0) &&
216 BIO_write(bp,(const char *)p,(int)len) 201 BIO_write(bp,(const char *)p,(int)len)
217 != (int)len) 202 != (int)len)
218 goto end; 203 goto end;
219 } 204 } else if (tag == V_ASN1_OBJECT) {
220 else if (tag == V_ASN1_OBJECT)
221 {
222 opp=op; 205 opp=op;
223 if (d2i_ASN1_OBJECT(&o,&opp,len+hl) != NULL) 206 if (d2i_ASN1_OBJECT(&o,&opp,len+hl) != NULL) {
224 {
225 if (BIO_write(bp,":",1) <= 0) goto end; 207 if (BIO_write(bp,":",1) <= 0) goto end;
226 i2a_ASN1_OBJECT(bp,o); 208 i2a_ASN1_OBJECT(bp,o);
227 } 209 } else {
228 else
229 {
230 if (BIO_write(bp,":BAD OBJECT",11) <= 0) 210 if (BIO_write(bp,":BAD OBJECT",11) <= 0)
231 goto end; 211 goto end;
232 } 212 }
233 } 213 } else if (tag == V_ASN1_BOOLEAN) {
234 else if (tag == V_ASN1_BOOLEAN)
235 {
236 int ii; 214 int ii;
237 215
238 opp=op; 216 opp=op;
239 ii=d2i_ASN1_BOOLEAN(NULL,&opp,len+hl); 217 ii=d2i_ASN1_BOOLEAN(NULL,&opp,len+hl);
240 if (ii < 0) 218 if (ii < 0) {
241 {
242 if (BIO_write(bp,"Bad boolean\n",12) <= 0) 219 if (BIO_write(bp,"Bad boolean\n",12) <= 0)
243 goto end; 220 goto end;
244 } 221 }
245 BIO_printf(bp,":%d",ii); 222 BIO_printf(bp,":%d",ii);
246 } 223 } else if (tag == V_ASN1_BMPSTRING) {
247 else if (tag == V_ASN1_BMPSTRING)
248 {
249 /* do the BMP thang */ 224 /* do the BMP thang */
250 } 225 } else if (tag == V_ASN1_OCTET_STRING) {
251 else if (tag == V_ASN1_OCTET_STRING)
252 {
253 int i,printable=1; 226 int i,printable=1;
254 227
255 opp=op; 228 opp=op;
256 os=d2i_ASN1_OCTET_STRING(NULL,&opp,len+hl); 229 os=d2i_ASN1_OCTET_STRING(NULL,&opp,len+hl);
257 if (os != NULL && os->length > 0) 230 if (os != NULL && os->length > 0) {
258 {
259 opp = os->data; 231 opp = os->data;
260 /* testing whether the octet string is 232 /* testing whether the octet string is
261 * printable */ 233 * printable */
262 for (i=0; i<os->length; i++) 234 for (i=0; i<os->length; i++) {
263 {
264 if (( (opp[i] < ' ') && 235 if (( (opp[i] < ' ') &&
265 (opp[i] != '\n') && 236 (opp[i] != '\n') &&
266 (opp[i] != '\r') && 237 (opp[i] != '\r') &&
267 (opp[i] != '\t')) || 238 (opp[i] != '\t')) ||
268 (opp[i] > '~')) 239 (opp[i] > '~')) {
269 {
270 printable=0; 240 printable=0;
271 break; 241 break;
272 } 242 }
273 } 243 }
274 if (printable) 244 if (printable) {
275 /* printable string */ 245 /* printable string */
276 {
277 if (BIO_write(bp,":",1) <= 0) 246 if (BIO_write(bp,":",1) <= 0)
278 goto end; 247 goto end;
279 if (BIO_write(bp,(const char *)opp, 248 if (BIO_write(bp,(const char *)opp,
280 os->length) <= 0) 249 os->length) <= 0)
281 goto end; 250 goto end;
282 } 251 } else if (!dump) {
283 else if (!dump)
284 /* not printable => print octet string 252 /* not printable => print octet string
285 * as hex dump */ 253 * as hex dump */
286 {
287 if (BIO_write(bp,"[HEX DUMP]:",11) <= 0) 254 if (BIO_write(bp,"[HEX DUMP]:",11) <= 0)
288 goto end; 255 goto end;
289 for (i=0; i<os->length; i++) 256 for (i=0; i<os->length; i++) {
290 {
291 if (BIO_printf(bp,"%02X" 257 if (BIO_printf(bp,"%02X"
292 , opp[i]) <= 0) 258 , opp[i]) <= 0)
293 goto end; 259 goto end;
294 } 260 }
295 } 261 } else {
296 else
297 /* print the normal dump */ 262 /* print the normal dump */
298 { 263 if (!nl) {
299 if (!nl)
300 {
301 if (BIO_write(bp,"\n",1) <= 0) 264 if (BIO_write(bp,"\n",1) <= 0)
302 goto end; 265 goto end;
303 } 266 }
@@ -310,80 +273,62 @@ static int asn1_parse2(BIO *bp, const unsigned char **pp, long length, int offse
310 nl=1; 273 nl=1;
311 } 274 }
312 } 275 }
313 if (os != NULL) 276 if (os != NULL) {
314 {
315 M_ASN1_OCTET_STRING_free(os); 277 M_ASN1_OCTET_STRING_free(os);
316 os=NULL; 278 os=NULL;
317 } 279 }
318 } 280 } else if (tag == V_ASN1_INTEGER) {
319 else if (tag == V_ASN1_INTEGER)
320 {
321 ASN1_INTEGER *bs; 281 ASN1_INTEGER *bs;
322 int i; 282 int i;
323 283
324 opp=op; 284 opp=op;
325 bs=d2i_ASN1_INTEGER(NULL,&opp,len+hl); 285 bs=d2i_ASN1_INTEGER(NULL,&opp,len+hl);
326 if (bs != NULL) 286 if (bs != NULL) {
327 {
328 if (BIO_write(bp,":",1) <= 0) goto end; 287 if (BIO_write(bp,":",1) <= 0) goto end;
329 if (bs->type == V_ASN1_NEG_INTEGER) 288 if (bs->type == V_ASN1_NEG_INTEGER)
330 if (BIO_write(bp,"-",1) <= 0) 289 if (BIO_write(bp,"-",1) <= 0)
331 goto end; 290 goto end;
332 for (i=0; i<bs->length; i++) 291 for (i=0; i<bs->length; i++) {
333 {
334 if (BIO_printf(bp,"%02X", 292 if (BIO_printf(bp,"%02X",
335 bs->data[i]) <= 0) 293 bs->data[i]) <= 0)
336 goto end; 294 goto end;
337 } 295 }
338 if (bs->length == 0) 296 if (bs->length == 0) {
339 {
340 if (BIO_write(bp,"00",2) <= 0) 297 if (BIO_write(bp,"00",2) <= 0)
341 goto end; 298 goto end;
342 } 299 }
343 } 300 } else {
344 else
345 {
346 if (BIO_write(bp,"BAD INTEGER",11) <= 0) 301 if (BIO_write(bp,"BAD INTEGER",11) <= 0)
347 goto end; 302 goto end;
348 } 303 }
349 M_ASN1_INTEGER_free(bs); 304 M_ASN1_INTEGER_free(bs);
350 } 305 } else if (tag == V_ASN1_ENUMERATED) {
351 else if (tag == V_ASN1_ENUMERATED)
352 {
353 ASN1_ENUMERATED *bs; 306 ASN1_ENUMERATED *bs;
354 int i; 307 int i;
355 308
356 opp=op; 309 opp=op;
357 bs=d2i_ASN1_ENUMERATED(NULL,&opp,len+hl); 310 bs=d2i_ASN1_ENUMERATED(NULL,&opp,len+hl);
358 if (bs != NULL) 311 if (bs != NULL) {
359 {
360 if (BIO_write(bp,":",1) <= 0) goto end; 312 if (BIO_write(bp,":",1) <= 0) goto end;
361 if (bs->type == V_ASN1_NEG_ENUMERATED) 313 if (bs->type == V_ASN1_NEG_ENUMERATED)
362 if (BIO_write(bp,"-",1) <= 0) 314 if (BIO_write(bp,"-",1) <= 0)
363 goto end; 315 goto end;
364 for (i=0; i<bs->length; i++) 316 for (i=0; i<bs->length; i++) {
365 {
366 if (BIO_printf(bp,"%02X", 317 if (BIO_printf(bp,"%02X",
367 bs->data[i]) <= 0) 318 bs->data[i]) <= 0)
368 goto end; 319 goto end;
369 } 320 }
370 if (bs->length == 0) 321 if (bs->length == 0) {
371 {
372 if (BIO_write(bp,"00",2) <= 0) 322 if (BIO_write(bp,"00",2) <= 0)
373 goto end; 323 goto end;
374 } 324 }
375 } 325 } else {
376 else
377 {
378 if (BIO_write(bp,"BAD ENUMERATED",14) <= 0) 326 if (BIO_write(bp,"BAD ENUMERATED",14) <= 0)
379 goto end; 327 goto end;
380 } 328 }
381 M_ASN1_ENUMERATED_free(bs); 329 M_ASN1_ENUMERATED_free(bs);
382 } 330 } else if (len > 0 && dump) {
383 else if (len > 0 && dump) 331 if (!nl) {
384 {
385 if (!nl)
386 {
387 if (BIO_write(bp,"\n",1) <= 0) 332 if (BIO_write(bp,"\n",1) <= 0)
388 goto end; 333 goto end;
389 } 334 }
@@ -394,13 +339,11 @@ static int asn1_parse2(BIO *bp, const unsigned char **pp, long length, int offse
394 nl=1; 339 nl=1;
395 } 340 }
396 341
397 if (!nl) 342 if (!nl) {
398 {
399 if (BIO_write(bp,"\n",1) <= 0) goto end; 343 if (BIO_write(bp,"\n",1) <= 0) goto end;
400 } 344 }
401 p+=len; 345 p+=len;
402 if ((tag == V_ASN1_EOC) && (xclass == 0)) 346 if ((tag == V_ASN1_EOC) && (xclass == 0)) {
403 {
404 ret=2; /* End of sequence */ 347 ret=2; /* End of sequence */
405 goto end; 348 goto end;
406 } 349 }
@@ -429,7 +372,7 @@ const char *ASN1_tag2str(int tag)
429}; 372};
430 373
431 if((tag == V_ASN1_NEG_INTEGER) || (tag == V_ASN1_NEG_ENUMERATED)) 374 if((tag == V_ASN1_NEG_INTEGER) || (tag == V_ASN1_NEG_ENUMERATED))
432 tag &= ~0x100; 375 tag &= ~0x100;
433 376
434 if(tag < 0 || tag > 30) return "(unknown)"; 377 if(tag < 0 || tag > 30) return "(unknown)";
435 return tag2str[tag]; 378 return tag2str[tag];
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-04-27 04:55:32 +0000