subversion/libsvn_subr/x509parse.c

68 asn1_get_len(const unsigned char **p, const unsigned char *end,
71   if ((end - *p) < 1)
80         if ((end - *p) < 2)
88         if ((end - *p) < 3)
100   if (*len > (end - *p))
108              const unsigned char *end, ptrdiff_t *len, int tag)
110   if ((end - *p) < 1)
118   return svn_error_trace(asn1_get_len(p, end, len));
122 asn1_get_int(const unsigned char **p, const unsigned char *end, int *val)
126   SVN_ERR(asn1_get_tag(p, end, &len, ASN1_INTEGER));
165 x509_get_version(const unsigned char **p, const unsigned char *end, int *ver)
175   err = asn1_get_tag(p, end, &len,
189   end = *p + len;
191   err = asn1_get_int(p, end, ver);
195   if (*p != end)
209                 const unsigned char *end, x509_buf * serial)
213   if ((end - *p) < 1)
228   err = asn1_get_len(p, end, &serial->len);
244 x509_get_alg(const unsigned char **p, const unsigned char *end, x509_buf * alg)
249   err = asn1_get_tag(p, end, &len, ASN1_CONSTRUCTED | ASN1_SEQUENCE);
253   end = *p + len;
256   err = asn1_get_tag(p, end, &alg->len, ASN1_OID);
263   if (*p == end)
280       err = asn1_get_tag(p, end, &len, ASN1_CONSTRUCTED | ASN1_SEQUENCE);
289       err = asn1_get_tag(p, end, &len, ASN1_NULL);
294   if (*p != end)
313 x509_get_attribute(const unsigned char **p, const unsigned char *end,
321   err = asn1_get_tag(p, end, &len, ASN1_CONSTRUCTED | ASN1_SEQUENCE);
325   end = *p + len;
329   err = asn1_get_tag(p, end, &oid->len, ASN1_OID);
337   if ((end - *p) < 1)
354   err = asn1_get_len(p, end, &val->len);
363   if (*p != end)
392    * iterate until the end of the SET is reached
409    * recurse until end of SEQUENCE (name) is reached
426               const unsigned char *end,
437   err = asn1_get_tag(p, end, &len, ASN1_UTC_TIME);
441       err = asn1_get_tag(p, end, &len, ASN1_GENERALIZED_TIME);
530                const unsigned char *end,
536   err = asn1_get_tag(p, end, &len, ASN1_CONSTRUCTED | ASN1_SEQUENCE);
540   end = *p + len;
542   SVN_ERR(x509_get_date(from, p, end, scratch_pool));
544   SVN_ERR(x509_get_date(to, p, end, scratch_pool));
546   if (*p != end)
556 x509_get_sig(const unsigned char **p, const unsigned char *end, x509_buf * sig)
561   err = asn1_get_tag(p, end, &len, ASN1_BIT_STRING);
583              const unsigned char *end, x509_buf * uid, int n)
587   if (*p == end)
590   err = asn1_get_tag(p, end, &uid->len,
616              const unsigned char *end)
621   if (*p == end)
624   err = asn1_get_tag(p, end, &len,
638   end = *p + len;
640   SVN_ERR(asn1_get_tag(p, end, &len, ASN1_CONSTRUCTED | ASN1_SEQUENCE));
642   if (end != *p + len)
648   while (*p < end)
652       err = asn1_get_tag(p, end, &ext_len, ASN1_CONSTRUCTED | ASN1_SEQUENCE);
658       err = asn1_get_tag(p, end, &len, ASN1_OID);
672       err = asn1_get_tag(p, end, &len, ASN1_OCTET_STRING);
745  * and UniversalString are actually always wider so you'll end up
751   const char *end = src->data + src->len;
756   for (q = p; q < end; q++)
762   if (q == end)
771       while (q < end && svn_ctype_isascii(*q) && !svn_ctype_iscntrl(*q))
777       if (q == end)
795   const char *end = src->data + src->len;
799   for (q = p; q < end; q++)
805   if (q == end)
814       while (q < end && *q != '\0')
820       if (q == end)
976       /* '-' is only legal when not at the start or end of a label */
985             return FALSE; /* '-' is at end of string */
1071   const unsigned char *end;
1078   end = p + len;
1086   err = asn1_get_tag(&p, end, &len, ASN1_CONSTRUCTED | ASN1_SEQUENCE);
1090   if (len != (end - p))
1099   err = asn1_get_tag(&p, end, &len, ASN1_CONSTRUCTED | ASN1_SEQUENCE);
1103   end = p + len;
1112   SVN_ERR(x509_get_version(&p, end, &crt->version));
1113   SVN_ERR(x509_get_serial(&p, end, &crt->serial));
1114   SVN_ERR(x509_get_alg(&p, end, &crt->sig_oid1));
1124   err = asn1_get_tag(&p, end, &len, ASN1_CONSTRUCTED | ASN1_SEQUENCE);
1136   SVN_ERR(x509_get_dates(&crt->valid_from, &crt->valid_to, &p, end,
1142   err = asn1_get_tag(&p, end, &len, ASN1_CONSTRUCTED | ASN1_SEQUENCE);
1153   err = asn1_get_tag(&p, end, &len, ASN1_CONSTRUCTED | ASN1_SEQUENCE);
1177   SVN_ERR(x509_get_uid(&p, end, &crt->issuer_id, 1));
1178   SVN_ERR(x509_get_uid(&p, end, &crt->subject_id, 2));
1179   SVN_ERR(x509_get_ext(crt->dnsnames, &p, end));
1181   if (p != end)
1187   end = (const unsigned char*) buf + buflen;
1193   SVN_ERR(x509_get_alg(&p, end, &crt->sig_oid2));
1198   SVN_ERR(x509_get_sig(&p, end, &crt->sig));
1200   if (p != end)