415cbbf252
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@1882 ec53bebd-3082-4978-b11e-865c3cabbd6b
80 lines
2.7 KiB
C
80 lines
2.7 KiB
C
/* $Id$ */
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#ifndef __DER_H__
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#define __DER_H__
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#include <time.h>
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typedef enum {UNIV = 0, APPL = 1, CONTEXT = 2 , PRIVATE = 3} Der_class;
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typedef enum {PRIM = 0, CONS = 1} Der_type;
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/* Universal tags */
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enum {
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UT_Integer = 2,
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UT_BitString = 3,
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UT_OctetString = 4,
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UT_Null = 5,
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UT_ObjID = 6,
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UT_Sequence = 16,
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UT_Set = 17,
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UT_PrintableString = 19,
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UT_IA5String = 22,
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UT_UTCTime = 23,
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UT_GeneralizedTime = 24,
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UT_GeneralString = 27
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};
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time_t timegm (struct tm *);
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void time2generalizedtime (time_t t, octet_string *s);
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int der_get_int (unsigned char *p, int len, unsigned *ret);
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int der_get_length (unsigned char *p, int len, int *ret);
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int der_get_general_string (unsigned char *p, int len, general_string *str);
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int der_get_octet_string (unsigned char *p, int len, octet_string *data);
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int der_get_tag (unsigned char *p, int len,
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Der_class *class, Der_type *type, int *tag);
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int der_match_tag (unsigned char *p, int len,
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Der_class class, Der_type type, int tag);
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int der_match_tag_and_length (unsigned char *p, int len,
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Der_class class, Der_type type, int tag,
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int *length_ret);
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int decode_integer (unsigned char *p, int len, unsigned *num);
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int decode_general_string (unsigned char *p, int len, general_string *str);
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int decode_octet_string (unsigned char *p, int len, octet_string *k);
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int decode_generalized_time (unsigned char *p, int len, time_t *t);
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int der_put_int (unsigned char *p, int len, unsigned val);
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int der_put_length (unsigned char *p, int len, int val);
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int der_put_general_string (unsigned char *p, int len, general_string *str);
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int der_put_octet_string (unsigned char *p, int len, octet_string *data);
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int der_put_tag (unsigned char *p, int len, Der_class class, Der_type type,
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int tag);
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int der_put_length_and_tag (unsigned char *p, int len, int len_val,
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Der_class class, Der_type type, int tag);
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int encode_integer (unsigned char *p, int len, unsigned *data);
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int encode_general_string (unsigned char *p, int len, general_string *data);
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int encode_octet_string (unsigned char *p, int len, octet_string *k);
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int encode_generalized_time (unsigned char *p, int len, time_t *t);
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void free_integer (unsigned *num);
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void free_general_string (general_string *str);
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void free_octet_string (octet_string *k);
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void free_generalized_time (time_t *t);
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size_t length_len (int len);
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size_t length_integer (unsigned *data);
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size_t length_general_string (general_string *data);
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size_t length_octet_string (octet_string *k);
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size_t length_generalized_time (time_t *t);
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void copy_general_string (const general_string *from, general_string *to);
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void copy_octet_string (const octet_string *from, octet_string *to);
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int fix_dce(int reallen, int *len);
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#endif /* __DER_H__ */
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