2 * Copyright (C) 2000, 2001, 2002, 2003, 2004, 2006, 2008, 2009, 2010
3 * Free Software Foundation, Inc.
5 * This file is part of LIBTASN1.
7 * The LIBTASN1 library is free software; you can redistribute it
8 * and/or modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
23 /*****************************************************/
25 /* Description: Functions with the read and write */
27 /*****************************************************/
31 #include "parser_aux.h"
33 #include "structure.h"
38 _asn1_hierarchical_name (ASN1_TYPE node, char *name, int name_size)
51 _asn1_str_cpy (tmp_name, sizeof (tmp_name), name),
52 _asn1_str_cpy (name, name_size, p->name);
53 _asn1_str_cat (name, name_size, ".");
54 _asn1_str_cat (name, name_size, tmp_name);
56 p = _asn1_find_up (p);
60 _asn1_str_cpy (name, name_size, "ROOT");
64 /******************************************************************/
65 /* Function : _asn1_convert_integer */
66 /* Description: converts an integer from a null terminated string */
67 /* to der decoding. The convertion from a null */
68 /* terminated string to an integer is made with */
69 /* the 'strtol' function. */
71 /* value: null terminated string to convert. */
72 /* value_out: convertion result (memory must be already */
74 /* value_out_size: number of bytes of value_out. */
75 /* len: number of significant byte of value_out. */
76 /* Return: ASN1_MEM_ERROR or ASN1_SUCCESS */
77 /******************************************************************/
79 _asn1_convert_integer (const char *value, unsigned char *value_out,
80 int value_out_size, int *len)
83 unsigned char val[SIZEOF_UNSIGNED_LONG_INT];
87 valtmp = strtol (value, NULL, 10);
89 for (k = 0; k < SIZEOF_UNSIGNED_LONG_INT; k++)
91 val[SIZEOF_UNSIGNED_LONG_INT - k - 1] = (valtmp >> (8 * k)) & 0xFF;
99 for (k = 0; k < SIZEOF_UNSIGNED_LONG_INT - 1; k++)
101 if (negative && (val[k] != 0xFF))
103 else if (!negative && val[k])
107 if ((negative && !(val[k] & 0x80)) || (!negative && (val[k] & 0x80)))
110 *len = SIZEOF_UNSIGNED_LONG_INT - k;
112 if (SIZEOF_UNSIGNED_LONG_INT - k > value_out_size)
113 /* VALUE_OUT is too short to contain the value conversion */
114 return ASN1_MEM_ERROR;
116 for (k2 = k; k2 < SIZEOF_UNSIGNED_LONG_INT; k2++)
117 value_out[k2 - k] = val[k2];
120 printf ("_asn1_convert_integer: valueIn=%s, lenOut=%d", value, *len);
121 for (k = 0; k < SIZEOF_UNSIGNED_LONG_INT; k++)
122 printf (", vOut[%d]=%d", k, value_out[k]);
131 _asn1_append_sequence_set (ASN1_TYPE node)
137 if (!node || !(node->down))
138 return ASN1_GENERIC_ERROR;
141 while ((type_field (p->type) == TYPE_TAG)
142 || (type_field (p->type) == TYPE_SIZE))
144 p2 = _asn1_copy_structure3 (p);
147 _asn1_set_right (p, p2);
150 _asn1_str_cpy (temp, sizeof (temp), "?1");
153 n = strtol (p->name + 1, NULL, 0);
156 _asn1_ltostr (n, temp + 1);
158 _asn1_set_name (p2, temp);
159 /* p2->type |= CONST_OPTION; */
167 * @node_root: pointer to a structure
168 * @name: the name of the element inside the structure that you want to set.
169 * @ivalue: vector used to specify the value to set. If len is >0,
170 * VALUE must be a two's complement form integer. if len=0 *VALUE
171 * must be a null terminated string with an integer value.
172 * @len: number of bytes of *value to use to set the value:
173 * value[0]..value[len-1] or 0 if value is a null terminated string
175 * Set the value of one element inside a structure.
177 * If an element is OPTIONAL and you want to delete it, you must use
178 * the value=NULL and len=0. Using "pkix.asn":
180 * result=asn1_write_value(cert, "tbsCertificate.issuerUniqueID",
183 * Description for each type:
185 * INTEGER: VALUE must contain a two's complement form integer.
187 * value[0]=0xFF , len=1 -> integer=-1.
188 * value[0]=0xFF value[1]=0xFF , len=2 -> integer=-1.
189 * value[0]=0x01 , len=1 -> integer= 1.
190 * value[0]=0x00 value[1]=0x01 , len=2 -> integer= 1.
191 * value="123" , len=0 -> integer= 123.
193 * ENUMERATED: As INTEGER (but only with not negative numbers).
195 * BOOLEAN: VALUE must be the null terminated string "TRUE" or
196 * "FALSE" and LEN != 0.
198 * value="TRUE" , len=1 -> boolean=TRUE.
199 * value="FALSE" , len=1 -> boolean=FALSE.
201 * OBJECT IDENTIFIER: VALUE must be a null terminated string with
202 * each number separated by a dot (e.g. "1.2.3.543.1"). LEN != 0.
204 * value="1 2 840 10040 4 3" , len=1 -> OID=dsa-with-sha.
206 * UTCTime: VALUE must be a null terminated string in one of these
207 * formats: "YYMMDDhhmmssZ", "YYMMDDhhmmssZ",
208 * "YYMMDDhhmmss+hh'mm'", "YYMMDDhhmmss-hh'mm'",
209 * "YYMMDDhhmm+hh'mm'", or "YYMMDDhhmm-hh'mm'". LEN != 0.
211 * value="9801011200Z" , len=1 -> time=Jannuary 1st, 1998
212 * at 12h 00m Greenwich Mean Time
214 * GeneralizedTime: VALUE must be in one of this format:
215 * "YYYYMMDDhhmmss.sZ", "YYYYMMDDhhmmss.sZ",
216 * "YYYYMMDDhhmmss.s+hh'mm'", "YYYYMMDDhhmmss.s-hh'mm'",
217 * "YYYYMMDDhhmm+hh'mm'", or "YYYYMMDDhhmm-hh'mm'" where ss.s
218 * indicates the seconds with any precision like "10.1" or "01.02".
221 * value="2001010112001.12-0700" , len=1 -> time=Jannuary
222 * 1st, 2001 at 12h 00m 01.12s Pacific Daylight Time
224 * OCTET STRING: VALUE contains the octet string and LEN is the
227 * value="$\backslash$x01$\backslash$x02$\backslash$x03" ,
228 * len=3 -> three bytes octet string
230 * GeneralString: VALUE contains the generalstring and LEN is the
233 * value="$\backslash$x01$\backslash$x02$\backslash$x03" ,
234 * len=3 -> three bytes generalstring
236 * BIT STRING: VALUE contains the bit string organized by bytes and
237 * LEN is the number of bits.
239 * value="$\backslash$xCF" , len=6 -> bit string="110011" (six
242 * CHOICE: if NAME indicates a choice type, VALUE must specify one of
243 * the alternatives with a null terminated string. LEN != 0. Using
246 * result=asn1_write_value(cert,
247 * "certificate1.tbsCertificate.subject", "rdnSequence",
250 * ANY: VALUE indicates the der encoding of a structure. LEN != 0.
252 * SEQUENCE OF: VALUE must be the null terminated string "NEW" and
253 * LEN != 0. With this instruction another element is appended in
254 * the sequence. The name of this element will be "?1" if it's the
255 * first one, "?2" for the second and so on.
259 * result=asn1_write_value(cert,
260 * "certificate1.tbsCertificate.subject.rdnSequence", "NEW", 1);
262 * SET OF: the same as SEQUENCE OF. Using "pkix.asn":
264 * result=asn1_write_value(cert,
265 * "tbsCertificate.subject.rdnSequence.?LAST", "NEW", 1);
269 * %ASN1_SUCCESS: Set value OK.
271 * %ASN1_ELEMENT_NOT_FOUND: NAME is not a valid element.
273 * %ASN1_VALUE_NOT_VALID: VALUE has a wrong format.
276 asn1_write_value (ASN1_TYPE node_root, const char *name,
277 const void *ivalue, int len)
279 ASN1_TYPE node, p, p2;
280 unsigned char *temp, *value_temp = NULL, *default_temp = NULL;
281 int len2, k, k2, negative;
283 const unsigned char *value = ivalue;
285 node = asn1_find_node (node_root, name);
287 return ASN1_ELEMENT_NOT_FOUND;
289 if ((node->type & CONST_OPTION) && (value == NULL) && (len == 0))
291 asn1_delete_structure (&node);
295 if ((type_field (node->type) == TYPE_SEQUENCE_OF) && (value == NULL)
299 while ((type_field (p->type) == TYPE_TAG)
300 || (type_field (p->type) == TYPE_SIZE))
304 asn1_delete_structure (&p->right);
309 switch (type_field (node->type))
312 if (!strcmp (value, "TRUE"))
314 if (node->type & CONST_DEFAULT)
317 while (type_field (p->type) != TYPE_DEFAULT)
319 if (p->type & CONST_TRUE)
320 _asn1_set_value (node, NULL, 0);
322 _asn1_set_value (node, "T", 1);
325 _asn1_set_value (node, "T", 1);
327 else if (!strcmp (value, "FALSE"))
329 if (node->type & CONST_DEFAULT)
332 while (type_field (p->type) != TYPE_DEFAULT)
334 if (p->type & CONST_FALSE)
335 _asn1_set_value (node, NULL, 0);
337 _asn1_set_value (node, "F", 1);
340 _asn1_set_value (node, "F", 1);
343 return ASN1_VALUE_NOT_VALID;
346 case TYPE_ENUMERATED:
349 if ((isdigit (value[0])) || (value[0] == '-'))
352 (unsigned char *) _asn1_malloc (SIZEOF_UNSIGNED_LONG_INT);
353 if (value_temp == NULL)
354 return ASN1_MEM_ALLOC_ERROR;
356 _asn1_convert_integer (value, value_temp,
357 SIZEOF_UNSIGNED_LONG_INT, &len);
360 { /* is an identifier like v1 */
361 if (!(node->type & CONST_LIST))
362 return ASN1_VALUE_NOT_VALID;
366 if (type_field (p->type) == TYPE_CONSTANT)
368 if ((p->name) && (!strcmp (p->name, value)))
372 _asn1_malloc (SIZEOF_UNSIGNED_LONG_INT);
373 if (value_temp == NULL)
374 return ASN1_MEM_ALLOC_ERROR;
376 _asn1_convert_integer (p->value,
378 SIZEOF_UNSIGNED_LONG_INT,
386 return ASN1_VALUE_NOT_VALID;
391 value_temp = (unsigned char *) _asn1_malloc (len);
392 if (value_temp == NULL)
393 return ASN1_MEM_ALLOC_ERROR;
394 memcpy (value_temp, value, len);
398 if (value_temp[0] & 0x80)
403 if (negative && (type_field (node->type) == TYPE_ENUMERATED))
405 _asn1_free (value_temp);
406 return ASN1_VALUE_NOT_VALID;
409 for (k = 0; k < len - 1; k++)
410 if (negative && (value_temp[k] != 0xFF))
412 else if (!negative && value_temp[k])
415 if ((negative && !(value_temp[k] & 0x80)) ||
416 (!negative && (value_temp[k] & 0x80)))
419 _asn1_set_value_octet (node, value_temp + k, len - k);
421 if (node->type & CONST_DEFAULT)
424 while (type_field (p->type) != TYPE_DEFAULT)
426 if ((isdigit (p->value[0])) || (p->value[0] == '-'))
429 (unsigned char *) _asn1_malloc (SIZEOF_UNSIGNED_LONG_INT);
430 if (default_temp == NULL)
432 _asn1_free (value_temp);
433 return ASN1_MEM_ALLOC_ERROR;
436 _asn1_convert_integer (p->value, default_temp,
437 SIZEOF_UNSIGNED_LONG_INT, &len2);
440 { /* is an identifier like v1 */
441 if (!(node->type & CONST_LIST))
443 _asn1_free (value_temp);
444 return ASN1_VALUE_NOT_VALID;
449 if (type_field (p2->type) == TYPE_CONSTANT)
451 if ((p2->name) && (!strcmp (p2->name, p->value)))
455 _asn1_malloc (SIZEOF_UNSIGNED_LONG_INT);
456 if (default_temp == NULL)
458 _asn1_free (value_temp);
459 return ASN1_MEM_ALLOC_ERROR;
462 _asn1_convert_integer (p2->value,
464 SIZEOF_UNSIGNED_LONG_INT,
473 _asn1_free (value_temp);
474 return ASN1_VALUE_NOT_VALID;
479 if ((len - k) == len2)
481 for (k2 = 0; k2 < len2; k2++)
482 if (value_temp[k + k2] != default_temp[k2])
487 _asn1_set_value (node, NULL, 0);
489 _asn1_free (default_temp);
491 _asn1_free (value_temp);
494 for (i = 0; i < strlen (value); i++)
495 if ((!isdigit (value[i])) && (value[i] != '.') && (value[i] != '+'))
496 return ASN1_VALUE_NOT_VALID;
497 if (node->type & CONST_DEFAULT)
500 while (type_field (p->type) != TYPE_DEFAULT)
502 if (!strcmp (value, p->value))
504 _asn1_set_value (node, NULL, 0);
508 _asn1_set_value (node, value, strlen (value) + 1);
511 if (node->type & CONST_UTC)
513 if (strlen (value) < 11)
514 return ASN1_VALUE_NOT_VALID;
515 for (k = 0; k < 10; k++)
516 if (!isdigit (value[k]))
517 return ASN1_VALUE_NOT_VALID;
518 switch (strlen (value))
521 if (value[10] != 'Z')
522 return ASN1_VALUE_NOT_VALID;
525 if ((!isdigit (value[10])) || (!isdigit (value[11])) ||
527 return ASN1_VALUE_NOT_VALID;
530 if ((value[10] != '+') && (value[10] != '-'))
531 return ASN1_VALUE_NOT_VALID;
532 for (k = 11; k < 15; k++)
533 if (!isdigit (value[k]))
534 return ASN1_VALUE_NOT_VALID;
537 if ((!isdigit (value[10])) || (!isdigit (value[11])))
538 return ASN1_VALUE_NOT_VALID;
539 if ((value[12] != '+') && (value[12] != '-'))
540 return ASN1_VALUE_NOT_VALID;
541 for (k = 13; k < 17; k++)
542 if (!isdigit (value[k]))
543 return ASN1_VALUE_NOT_VALID;
546 return ASN1_VALUE_NOT_FOUND;
548 _asn1_set_value (node, value, strlen (value) + 1);
551 { /* GENERALIZED TIME */
553 _asn1_set_value (node, value, strlen (value) + 1);
556 case TYPE_OCTET_STRING:
558 len = strlen (value);
559 _asn1_set_value_octet (node, value, len);
561 case TYPE_GENERALSTRING:
563 len = strlen (value);
564 _asn1_set_value_octet (node, value, len);
566 case TYPE_BIT_STRING:
568 len = strlen (value);
569 asn1_length_der ((len >> 3) + 2, NULL, &len2);
570 temp = (unsigned char *) _asn1_malloc ((len >> 3) + 2 + len2);
572 return ASN1_MEM_ALLOC_ERROR;
574 asn1_bit_der (value, len, temp, &len2);
575 _asn1_set_value_m (node, temp, len2);
582 if (!strcmp (p->name, value))
589 asn1_delete_structure (&p2);
600 return ASN1_ELEMENT_NOT_FOUND;
603 _asn1_set_value_octet (node, value, len);
605 case TYPE_SEQUENCE_OF:
607 if (strcmp (value, "NEW"))
608 return ASN1_VALUE_NOT_VALID;
609 _asn1_append_sequence_set (node);
612 return ASN1_ELEMENT_NOT_FOUND;
620 #define PUT_VALUE( ptr, ptr_size, data, data_size) \
622 if (ptr_size < data_size) { \
623 return ASN1_MEM_ERROR; \
625 memcpy( ptr, data, data_size); \
628 #define PUT_STR_VALUE( ptr, ptr_size, data) \
629 *len = strlen(data) + 1; \
630 if (ptr_size < *len) { \
631 return ASN1_MEM_ERROR; \
633 /* this strcpy is checked */ \
637 #define ADD_STR_VALUE( ptr, ptr_size, data) \
638 *len = (int) strlen(data) + 1; \
639 if (ptr_size < (int) strlen(ptr)+(*len)) { \
640 return ASN1_MEM_ERROR; \
642 /* this strcat is checked */ \
648 * @root: pointer to a structure.
649 * @name: the name of the element inside a structure that you want to read.
650 * @ivalue: vector that will contain the element's content, must be a
651 * pointer to memory cells already allocated.
652 * @len: number of bytes of *value: value[0]..value[len-1]. Initialy
653 * holds the sizeof value.
655 * Returns the value of one element inside a structure.
657 * If an element is OPTIONAL and the function "read_value" returns
658 * %ASN1_ELEMENT_NOT_FOUND, it means that this element wasn't present
659 * in the der encoding that created the structure. The first element
660 * of a SEQUENCE_OF or SET_OF is named "?1". The second one "?2" and
663 * INTEGER: VALUE will contain a two's complement form integer.
665 * integer=-1 -> value[0]=0xFF , len=1.
666 * integer=1 -> value[0]=0x01 , len=1.
668 * ENUMERATED: As INTEGER (but only with not negative numbers).
670 * BOOLEAN: VALUE will be the null terminated string "TRUE" or
671 * "FALSE" and LEN=5 or LEN=6.
673 * OBJECT IDENTIFIER: VALUE will be a null terminated string with
674 * each number separated by a dot (i.e. "1.2.3.543.1").
676 * LEN = strlen(VALUE)+1
678 * UTCTime: VALUE will be a null terminated string in one of these
679 * formats: "YYMMDDhhmmss+hh'mm'" or "YYMMDDhhmmss-hh'mm'".
680 * LEN=strlen(VALUE)+1.
682 * GeneralizedTime: VALUE will be a null terminated string in the
683 * same format used to set the value.
685 * OCTET STRING: VALUE will contain the octet string and LEN will be
686 * the number of octets.
688 * GeneralString: VALUE will contain the generalstring and LEN will
689 * be the number of octets.
691 * BIT STRING: VALUE will contain the bit string organized by bytes
692 * and LEN will be the number of bits.
694 * CHOICE: If NAME indicates a choice type, VALUE will specify the
695 * alternative selected.
697 * ANY: If NAME indicates an any type, VALUE will indicate the DER
698 * encoding of the structure actually used.
702 * %ASN1_SUCCESS: Set value OK.
704 * %ASN1_ELEMENT_NOT_FOUND: NAME is not a valid element.
706 * %ASN1_VALUE_NOT_FOUND: There isn't any value for the element selected.
708 * %ASN1_MEM_ERROR: The value vector isn't big enough to store the result.
709 * In this case LEN will contain the number of bytes needed.
712 asn1_read_value (ASN1_TYPE root, const char *name, void *ivalue, int *len)
714 ASN1_TYPE node, p, p2;
716 int value_size = *len;
717 unsigned char *value = ivalue;
719 node = asn1_find_node (root, name);
721 return ASN1_ELEMENT_NOT_FOUND;
723 if ((type_field (node->type) != TYPE_NULL) &&
724 (type_field (node->type) != TYPE_CHOICE) &&
725 !(node->type & CONST_DEFAULT) && !(node->type & CONST_ASSIGN) &&
726 (node->value == NULL))
727 return ASN1_VALUE_NOT_FOUND;
729 switch (type_field (node->type))
732 PUT_STR_VALUE (value, value_size, "NULL");
735 if ((node->type & CONST_DEFAULT) && (node->value == NULL))
738 while (type_field (p->type) != TYPE_DEFAULT)
740 if (p->type & CONST_TRUE)
742 PUT_STR_VALUE (value, value_size, "TRUE");
746 PUT_STR_VALUE (value, value_size, "FALSE");
749 else if (node->value[0] == 'T')
751 PUT_STR_VALUE (value, value_size, "TRUE");
755 PUT_STR_VALUE (value, value_size, "FALSE");
759 case TYPE_ENUMERATED:
760 if ((node->type & CONST_DEFAULT) && (node->value == NULL))
763 while (type_field (p->type) != TYPE_DEFAULT)
765 if ((isdigit (p->value[0])) || (p->value[0] == '-')
766 || (p->value[0] == '+'))
768 if (_asn1_convert_integer
769 (p->value, value, value_size, len) != ASN1_SUCCESS)
770 return ASN1_MEM_ERROR;
773 { /* is an identifier like v1 */
777 if (type_field (p2->type) == TYPE_CONSTANT)
779 if ((p2->name) && (!strcmp (p2->name, p->value)))
781 if (_asn1_convert_integer
782 (p2->value, value, value_size,
783 len) != ASN1_SUCCESS)
784 return ASN1_MEM_ERROR;
795 if (asn1_get_octet_der
796 (node->value, node->value_len, &len2, value, value_size,
797 len) != ASN1_SUCCESS)
798 return ASN1_MEM_ERROR;
802 if (node->type & CONST_ASSIGN)
808 if (type_field (p->type) == TYPE_CONSTANT)
810 ADD_STR_VALUE (value, value_size, p->value);
813 ADD_STR_VALUE (value, value_size, ".");
818 *len = strlen (value) + 1;
820 else if ((node->type & CONST_DEFAULT) && (node->value == NULL))
823 while (type_field (p->type) != TYPE_DEFAULT)
825 PUT_STR_VALUE (value, value_size, p->value);
829 PUT_STR_VALUE (value, value_size, node->value);
833 PUT_STR_VALUE (value, value_size, node->value);
835 case TYPE_OCTET_STRING:
837 if (asn1_get_octet_der
838 (node->value, node->value_len, &len2, value, value_size,
839 len) != ASN1_SUCCESS)
840 return ASN1_MEM_ERROR;
842 case TYPE_GENERALSTRING:
844 if (asn1_get_octet_der
845 (node->value, node->value_len, &len2, value, value_size,
846 len) != ASN1_SUCCESS)
847 return ASN1_MEM_ERROR;
849 case TYPE_BIT_STRING:
852 (node->value, node->value_len, &len2, value, value_size,
853 len) != ASN1_SUCCESS)
854 return ASN1_MEM_ERROR;
857 PUT_STR_VALUE (value, value_size, node->down->name);
861 len2 = asn1_get_length_der (node->value, node->value_len, &len3);
863 return ASN1_DER_ERROR;
864 PUT_VALUE (value, value_size, node->value + len3, len2);
867 return ASN1_ELEMENT_NOT_FOUND;
876 * @root: pointer to a structure
877 * @name: the name of the element inside a structure.
878 * @tagValue: variable that will contain the TAG value.
879 * @classValue: variable that will specify the TAG type.
881 * Returns the TAG and the CLASS of one element inside a structure.
882 * CLASS can have one of these constants: %ASN1_CLASS_APPLICATION,
883 * %ASN1_CLASS_UNIVERSAL, %ASN1_CLASS_PRIVATE or
884 * %ASN1_CLASS_CONTEXT_SPECIFIC.
888 * %ASN1_SUCCESS: Set value OK.
890 * %ASN1_ELEMENT_NOT_FOUND: NAME is not a valid element.
893 asn1_read_tag (ASN1_TYPE root, const char *name, int *tagValue,
896 ASN1_TYPE node, p, pTag;
898 node = asn1_find_node (root, name);
900 return ASN1_ELEMENT_NOT_FOUND;
904 /* pTag will points to the IMPLICIT TAG */
906 if (node->type & CONST_TAG)
910 if (type_field (p->type) == TYPE_TAG)
912 if ((p->type & CONST_IMPLICIT) && (pTag == NULL))
914 else if (p->type & CONST_EXPLICIT)
923 *tagValue = strtoul (pTag->value, NULL, 10);
925 if (pTag->type & CONST_APPLICATION)
926 *classValue = ASN1_CLASS_APPLICATION;
927 else if (pTag->type & CONST_UNIVERSAL)
928 *classValue = ASN1_CLASS_UNIVERSAL;
929 else if (pTag->type & CONST_PRIVATE)
930 *classValue = ASN1_CLASS_PRIVATE;
932 *classValue = ASN1_CLASS_CONTEXT_SPECIFIC;
936 *classValue = ASN1_CLASS_UNIVERSAL;
938 switch (type_field (node->type))
941 *tagValue = ASN1_TAG_NULL;
944 *tagValue = ASN1_TAG_BOOLEAN;
947 *tagValue = ASN1_TAG_INTEGER;
949 case TYPE_ENUMERATED:
950 *tagValue = ASN1_TAG_ENUMERATED;
953 *tagValue = ASN1_TAG_OBJECT_ID;
956 if (node->type & CONST_UTC)
958 *tagValue = ASN1_TAG_UTCTime;
961 *tagValue = ASN1_TAG_GENERALIZEDTime;
963 case TYPE_OCTET_STRING:
964 *tagValue = ASN1_TAG_OCTET_STRING;
966 case TYPE_GENERALSTRING:
967 *tagValue = ASN1_TAG_GENERALSTRING;
969 case TYPE_BIT_STRING:
970 *tagValue = ASN1_TAG_BIT_STRING;
973 case TYPE_SEQUENCE_OF:
974 *tagValue = ASN1_TAG_SEQUENCE;
978 *tagValue = ASN1_TAG_SET;