+
+#define X509V3_EXT_UNKNOWN_MASK (0xfL << 16)
+/* Return error for unknown extensions */
+#define X509V3_EXT_DEFAULT 0
+/* Print error for unknown extensions */
+#define X509V3_EXT_ERROR_UNKNOWN (1L << 16)
+/* ASN1 parse unknown extensions */
+#define X509V3_EXT_PARSE_UNKNOWN (2L << 16)
+/* BIO_dump unknown extensions */
+#define X509V3_EXT_DUMP_UNKNOWN (3L << 16)
+
+int set_cert_ex(unsigned long *flags, const char *arg)
+{
+ static const NAME_EX_TBL cert_tbl[] = {
+ { "compatible", X509_FLAG_COMPAT, 0xffffffffl},
+ { "no_header", X509_FLAG_NO_HEADER, 0},
+ { "no_version", X509_FLAG_NO_VERSION, 0},
+ { "no_serial", X509_FLAG_NO_SERIAL, 0},
+ { "no_signame", X509_FLAG_NO_SIGNAME, 0},
+ { "no_validity", X509_FLAG_NO_VALIDITY, 0},
+ { "no_subject", X509_FLAG_NO_SUBJECT, 0},
+ { "no_pubkey", X509_FLAG_NO_PUBKEY, 0},
+ { "no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
+ { "no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
+ { "no_aux", X509_FLAG_NO_AUX, 0},
+ { "ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
+ { "ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
+ { "ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
+ { "ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
+ { NULL, 0, 0}
+ };
+ return set_table_opts(flags, arg, cert_tbl);
+}